CN202261851U - Electric heating device and electric heater using same - Google Patents
Electric heating device and electric heater using same Download PDFInfo
- Publication number
- CN202261851U CN202261851U CN2011203594573U CN201120359457U CN202261851U CN 202261851 U CN202261851 U CN 202261851U CN 2011203594573 U CN2011203594573 U CN 2011203594573U CN 201120359457 U CN201120359457 U CN 201120359457U CN 202261851 U CN202261851 U CN 202261851U
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Abstract
The utility model provides an electric heating device, comprising a second heat conductive piece, an electric heating component and a heat transferring pillar or a heat transferring piece which are connected by means of heat conduction, and a temperature sensing piece driving a temperature controller; the second heat conductive piece comprises an A-side surface and a B-side surface which are opposite to each other; the A-side surface is contacted with heated water or water solution, and the B-side surface is adjacently connected with the electric heating component; the heat transferring pillar or the heat transferring piece is fixedly connected with the second heat conductive piece; the temperature sensing piece is adjacently connected with the heat transferring pillar or the heat transferring piece; and the electric heating device is characterized in that the electric heating component is omega-shaped or spiral. The electric heating component and/or the first heat conductive piece can be preferably concentrated in a protruding concave cavity in the middle of the second heat conductive piece to form higher heat energy, so that the heated water or water solution can quickly move in a circulating way up and down, therefore, incrustation scale can not be remained and attached on the inner wall of a housing of a container, and the effect of descaling can be effectively achieved.
Description
Technical field
The utility model relates to a kind of electric heater unit and the electric heater that uses it, more particularly, relates to a kind of hot water or the aqueous solution electric heater unit of using and electric heater that uses it of adding, and it can reduce and get rid of the generation of incrustation scale.
Background technology
Have now much to be used for electric heater that water or the aqueous solution are heated, such as electric heating kettle, water pot, calorifier, coffee brewing machine, distilling apparatus etc., in heating process, the following defective of conventional electric heating device ubiquity:
Since in the drinking water calcium (Ca), magnesium (Mg) ion concentration higher; When water is heated to 35 degrees centigrade; Can separate out acicular crystals calcium carbonate (CaCO3) and magnesium carbonate (MgCO3) in the water; These precipitates can be securely on the inwall attached to the heating container of electric heater, forms to be difficult to the incrustation scale removed in a large number; The conductive coefficient of incrustation scale is lower, has only 1/10～1/100 of steel, is bad heat conductor, behind the encrustation of heating container, the heat efficiency is reduced widely, causes power consumption significantly to increase, and causes the significant wastage of electric energy; Even more serious is; Quite serious and form under the situation of layer of scale at the heating container encrustation, the heat that the heating component of electric heater sends is intercepted by layer of scale, can not pass to the heated water or the aqueous solution; Cause the inner heat of heating component constantly to raise; When the crack appears in layer of scale, when the water in the container or the aqueous solution flow between layer of scale and the container inner wall from the crack, understand by the chamber wall moment gasification of high temperature; The serious consequence that causes heating container to be blasted brings very big threat for user's the person and property safety;
2. incrustation scale has stronger corrosivity, and the heating container of electric heater is damaged easily under the long-term corrosion effect of incrustation scale, thereby whole electric heater is scrapped;
3. the heat generating component of present electric heater on the market is to adopt traditional C shape heat-generating pipe; Heat-generating pipe and heat carrier surface contact-making surface are less; Cause its heat to be difficult to diffusion and load higherly, even under normal circumstances use, heat-generating pipe all might explosion and because of too high fusing of loading; After the heating container fouling of electric heater, above-mentioned situation takes place more easily.
4. the conventional electric heating device can't realize reducing incrustation scale and the function of eliminating incrustation scale, in long-term use and heating process, will be easy to generate scale crust, thereby bring serious hidden danger and unsafe factor to electric heater.
Therefore, people need a kind of electric heater than safety and power saving that reduces and get rid of incrustation scale.
The utility model content
A purpose of the utility model is to overcome at least partially the defective of prior art, and this can reach through a kind of improved electric heater unit and electric heater are provided.
According to an aspect of the utility model, said electric heater unit can comprise second heat-conducting piece, electric heat generating component, heat transfer pole or the heat transfer sheet of heat conduction connection and the thermal sensitive piece of actuation temperature control device;
Wherein said second heat-conducting piece comprises relative A side surface and B side surface; Said A side surface contacts with the heated water or the aqueous solution, said B side surface then with said electric heat generating component adjacency;
Said heat transfer pole or heat transfer sheet and said second heat-conducting piece are affixed; And
Said thermal sensitive piece and said heat transfer pole or heat transfer sheet adjacency;
It is characterized in that said electric heat generating component is ω shape or spirality.
According to the utility model on the other hand, said electric heater unit can comprise first heat-conducting piece, second heat-conducting piece, electric heat generating component, heat transfer pole or the heat transfer sheet of heat conduction connection and the thermal sensitive piece of actuation temperature control device;
Wherein said second heat-conducting piece comprises relative A side surface and B side surface; Said A side surface contacts with the heated water or the aqueous solution, said B side surface then with the said first heat-conducting piece adjacency;
Said first heat-conducting piece and said electric heat generating component adjacency;
Said heat transfer pole or heat transfer sheet and said first heat-conducting piece and said second heat-conducting piece are affixed; And
Said thermal sensitive piece and said heat transfer pole or heat transfer sheet adjacency;
It is characterized in that said electric heat generating component is ω shape or spirality.
Preferred embodiment according to the utility model; Said first heat-conducting piece comprises the first and second relative surfaces; Said first surface is fixedly connected with the B side surface face of said second heat carrier contiguously, and said second surface then is fixedly connected with said electric heat generating component; Said thermal sensitive piece and said heat transfer pole or conduct heat unilaterally is fixedly connected contiguously.
According to the preferred embodiment of the utility model, said second heat-conducting piece preferably includes the discshaped body that has circular fold and and cavity that form protruding to said A side surface one side by the middle part of said discshaped body; Wherein said electric heat generating component is contained in the said cavity.
According to the utility model, said electric heater can comprise container casing, be arranged on delivery port, handle, the container cover that cooperates with the container casing port and temperature controller switch and container cover switch on the container casing; And the electric heating equipment and the temperature control equipment that are arranged on this container casing bottom, wherein said electric heating equipment adopts above-mentioned electric heater unit.
Because the electric heat generating component of the electric heater of the utility model is ω shape or spirality; So the contact area of itself and second heat transfer piece is relatively large; Thereby can be more effectively with heat transferred second heat transfer piece; And said electric heat generating component and/or first heat-conducting piece can preferably to concentrate on the cavity of the second heat-conducting piece intermediate projections inner and form bigger heat; Make the heated water or the aqueous solution can carry out up and down shuttling movement apace, thus incrustation scale can't be stopped and the inwall attached to container casing on, reach the effect of fundamentally scale removal.
Description of drawings
Below, some exemplary rather than restrictive preferred embodiments that combine accompanying drawing and the utility model are at length narrated the advantage and the characteristic of the utility model.Wherein:
Fig. 1 is the birds-eye perspective according to the electric heater unit of the embodiment of the utility model;
Fig. 2 is the sectional view of the A-A line in Fig. 1;
Fig. 3 is the sectional view of the B-B line in Fig. 1;
Fig. 4 is the bottom perspective view according to the electric heater unit of another embodiment of the utility model;
Fig. 5 is the sectional view of the D-D line in Fig. 4;
Fig. 6 is the sectional view of the E-E line in Fig. 4;
Fig. 7 be according to the electric heater of the embodiment of the utility model sectional view;
Fig. 8 is the bottom view of Fig. 7;
Fig. 9 is the sectional view according to the temperature control equipment of the embodiment of the utility model; And
Figure 10 is the sketch map according to the electric heater unit of the another embodiment of the utility model.
Embodiment
Existing with reference to Fig. 1,2,3 and 8, be depicted as perspective view and sectional view according to the electric heater unit of first embodiment of the utility model.Visible from figure, the electric heater unit 1 of the utility model comprises first heat-conducting piece 10, second heat-conducting piece 11, electric heat generating component 12, heat transfer pole 14 and temperature control equipment 17.
Said second heat-conducting piece 11 comprises relative A side surface and B side surface; Said A side surface contacts with the heated water or the aqueous solution, said B side surface then with its under said first heat-conducting piece, 10 adjacency.In this embodiment, said second heat-conducting piece 11 preferably includes the discshaped body that has circular fold and and cavity 16 that form protruding to said A side surface one side by the middle part of said discshaped body.
Said first heat-conducting piece 10 also comprises the first and second relative surfaces, and said first surface is fixedly connected with the B side surface face of said second heat carrier contiguously, and said second surface then is fixedly connected to guarantee heat conduction therebetween with said electric heat generating component 12.
Second heat-conducting piece 11 can be processed with materials such as stainless steel or stainless irons; The higher aluminum or aluminum alloy manufacturing of 10 available heat conductivities of first heat-conducting piece of adjacency with it, its shape and size are suitable for covering fully on the position as the plane, top of cavity 16 of said B side surface.
Electricity heat generating component 12 can be stainless steel heat-generating pipe, iron heat-generating pipe, aluminium heat-generating pipe, copper heat-generating pipe or the like, and its shape then can adopt ω shape (seeing Fig. 1 and 4) or spirality (see figure 10).Visible from figure, electric heat generating component 12 can be in said cavity 16 along the edge of first heat-conducting piece 10 and/or telophragma around, heat transfer pole 14 then is arranged at therebetween.One end of said electric heat generating component and heat transfer pole is connected with first heat-conducting piece, 10 faces contiguously, and further affixed with second heat-conducting piece 11.The thermal sensitive piece of 26 of the other ends of heat transfer pole 14 and temperature control equipment 17 (can referring among Fig. 9 with the parts of 25 expressions) face heat conduction contiguously is connected.
Fig. 4,5, then perspective view and sectional view shown in 6 and 9 according to the electric heater unit of second embodiment of the utility model; Wherein only replace Fig. 1, the heat transfer pole shown in 2 and 3 14 with the heat transfer sheet 15 that is arranged under the electric heat generating component 12, other parts are identical with said first embodiment then.
According to another embodiment of the utility model, when the electric heater unit of the utility model is used for not needing the electric heater that water is boiled, can omit first heat-conducting piece 10, promptly electric heat generating component 12 can contact with second heat-conducting piece, 11 direct faces.In addition, said heat transfer sheet or heat transfer pole can directly be connected with second heat-conducting piece 11 and/or electric heat generating component 12.
According to the another embodiment of the utility model, second heat-conducting piece 11 can not be provided with cavity 16, and it does not influence the realization of the utility model purpose.In addition; The middle part of said second heat-conducting piece also can be recessed and form cavity 16 to the B side surface; The heating of electric heat generating component 12 is concentrated within the small range so that more heat is transmitted in the concentrated area, and this functional character is to lack on the market the heat radiating structure of all electric kettles at present.
Fig. 7 and 8 is depicted as a kind of embodiment of electric heater of the above-mentioned electric heater unit of use according to the utility model; Should be understood that; The electric heater of the utility model can also adopt to include but not limited to conventional electric heating device structure except that adopting above-mentioned electric heater unit.
According to the utility model; Said electric heater can comprise container casing 27 (can adopt engineering plastics material or metal make), be arranged on delivery port 29 on the container casing 27, handle 30, the container cover 31 and the common components such as temperature controller switch, container cover switch that cooperate with container casing 27 port, and said electric heater unit 1 and temperature control equipment 17 then are arranged on the bottom of container casing 27.
Visible from figure, electric heater unit 1 can be tightly connected through known sealing device 32 and retainer plate 33 and container casing 27.When container casing 27 adopted metal material to make, its bottom can adopt welding, laser, flanging process etc. to be fixedly connected with electric heater unit 1.
For the sake of simplicity, the structure of common components well known in the art and said electric heater unit 1 and temperature control equipment 17 repeats no more at this.
Shown in Figure 10 is the another embodiment of the electric heater unit of the utility model, and what wherein unique was electric heat generating component 12 respectively is shaped as spirality rather than ω shape.
In sum; Because the electric heat generating component of the electric heater of the utility model is ω shape or spirality; It can be more effectively with heat transferred second heat transfer piece, and said electric heat generating component can preferably to concentrate on the cavity of the second heat-conducting piece intermediate projections inner and form bigger heat, make the heated water or the aqueous solution can carry out shuttling movement up and down apace; Thereby incrustation scale can't be stopped and the inwall attached to container casing on; Reach the effect of fundamentally scale removal, make the container casing of electric heater can not receive the infection of incrustation scale, add that the design of heat transfer pole or the heat transfer sheet of the utility model is convenient to the design arrangement of temperature control equipment; Guarantee that said temperature control equipment can work reliably, so the utility model can prolong the useful life of electric heater greatly.
Though be described in detail the foregoing description for the purpose that the utility model is described; But the technical staff in present technique field is under the situation that does not deviate from scope that the utility model claims are set forth and spirit; Can make many variations to the foregoing description fully; Additions and deletions or equivalent substitution, so the utility model never is limited to the foregoing description.
Claims (8)
1. electric heater unit, said electric heater unit comprise second heat-conducting piece, electric heat generating component, heat transfer pole or heat transfer sheet that heat conduction connects and the thermal sensitive piece of actuation temperature control device;
Wherein said second heat-conducting piece comprises relative A side surface and B side surface; Said A side surface contacts with the heated water or the aqueous solution, said B side surface then with said electric heat generating component adjacency;
Said heat transfer pole or heat transfer sheet and said second heat-conducting piece are affixed; And
Said thermal sensitive piece and said heat transfer pole or heat transfer sheet adjacency;
It is characterized in that said electric heat generating component is ω shape or spirality.
2. electric heater unit as claimed in claim 1 is characterized in that also comprising: be folded between said B side surface and the said electric heat generating component and with first heat-conducting piece of both adjacency.
3. electric heater unit as claimed in claim 2; It is characterized in that: said first heat-conducting piece comprises the first and second relative surfaces; Said first surface is fixedly connected with the B side surface face of said second heat carrier contiguously, and said second surface then is fixedly connected with said electric heat generating component; Said thermal sensitive piece and said heat transfer pole or conduct heat unilaterally is fixedly connected contiguously.
4. like claim 2 or 3 described electric heater units, it is characterized in that: said second heat-conducting piece comprises the discshaped body that has circular fold and and cavity that form protruding to said A side surface one side by the middle part of said discshaped body; Wherein said electric heat generating component, said heat transfer pole or heat transfer sheet and first heat-conducting piece are contained in the said cavity.
5. like claim 2 or 3 described electric heater units, it is characterized in that: said heat transfer pole or heat transfer sheet are fixedly connected with said first heat-conducting piece and/or second heat-conducting piece.
6. like claim 2 or 3 described electric heater units, it is characterized in that: said second heat-conducting piece is with stainless steel or stainless iron manufacturing, and said first heat-conducting piece is then made with aluminum or aluminum alloy.
7. electric heater unit as claimed in claim 1 is characterized in that: said electric heat generating component is stainless steel heat-generating pipe, iron heat-generating pipe, aluminium heat-generating pipe, copper heat-generating pipe.
8. electric heater, said electric heater comprises container casing, is arranged on delivery port, handle, the container cover that cooperates with the container casing port and temperature controller switch and container cover switch on the container casing; And be arranged on the temperature control equipment of said container casing bottom and according to each the described electric heater unit in the claim 1 to 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203594573U CN202261851U (en) | 2011-08-26 | 2011-09-23 | Electric heating device and electric heater using same |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120316875.4 | 2011-08-26 | ||
| CN201120316875 | 2011-08-26 | ||
| CN2011203594573U CN202261851U (en) | 2011-08-26 | 2011-09-23 | Electric heating device and electric heater using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202261851U true CN202261851U (en) | 2012-05-30 |
Family
ID=46123024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203594573U Expired - Fee Related CN202261851U (en) | 2011-08-26 | 2011-09-23 | Electric heating device and electric heater using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202261851U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102958207A (en) * | 2011-08-26 | 2013-03-06 | 李浚豪 | Electric heating device and electric heater using same |
| TWI476355B (en) * | 2013-01-10 | 2015-03-11 | Shanghai Ariba Electric Co Ltd | Distillation mode drinking fountain |
-
2011
- 2011-09-23 CN CN2011203594573U patent/CN202261851U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102958207A (en) * | 2011-08-26 | 2013-03-06 | 李浚豪 | Electric heating device and electric heater using same |
| TWI476355B (en) * | 2013-01-10 | 2015-03-11 | Shanghai Ariba Electric Co Ltd | Distillation mode drinking fountain |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: LI XUNHAO Free format text: FORMER OWNER: LI JIAQI Effective date: 20120601 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Jiaqi Inventor after: Li Anhe Inventor after: Li Junhao Inventor before: Li Jiaqi Inventor before: Li Anhe |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: LI JIAQI LI ANHE TO: LI JIAQI LI ANHE LI XUNHAO |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20120601 Address after: Room 17, building 6, Genting 63, Hill Road, No. 1, Tongluowan Hill Road, Tai Wai, Sha Tin, Hongkong, China Patentee after: Li Junhao Address before: Room 17, building 6, Genting 63, Hill Road, No. 1, Tongluowan Hill Road, Tai Wai, Sha Tin, Hongkong, China Patentee before: Li Jiaqi |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120530 Termination date: 20130923 |