CN101111104B - Minitype electric heating plate and manufacturing method thereof - Google Patents
Minitype electric heating plate and manufacturing method thereof Download PDFInfo
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- CN101111104B CN101111104B CN2007100559294A CN200710055929A CN101111104B CN 101111104 B CN101111104 B CN 101111104B CN 2007100559294 A CN2007100559294 A CN 2007100559294A CN 200710055929 A CN200710055929 A CN 200710055929A CN 101111104 B CN101111104 B CN 101111104B
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Abstract
The present invention relates to a small size electric heating board and the manufacturing method. The small size electric heating board of the present invention is composed of a box shaped board being equipped with at least two air vents, a connecting box and a channel and coated with a far infrared ray emission coating; a natural carbon bed, which is formed in the box shaped board through compressing and is imbedded with at least two ceramic heating elements; an outer layer material stuck on the lower part laminated with the natural carbon bed without fabric fiber layer. The present invention makes the ceramic heating elements cast in an functional natural carbon bed, and provides an environment protective warming environment, a comfortable indoor living space and a sleeping environment through the environment protective positive function (the production of the far infrared ray and the anion, the antibiotic action, humidity adjusting, air purified, and the generating controlling of electromagnetic wave) of the natural charcoal, thus enhancing health. In particular, the present invention utilizes the natural carbon hot coal with a semi-permanent environmental protection positive function, and lengthens the service life of the electric heating board for twice.
Description
Technical field
The present invention relates to a kind of minitype electric heating plate and manufacture method thereof, particularly relating to a kind of is the minitype electric heating plate and the manufacture method thereof of heating agent with the natural carbon.
Background technology
Common electric hot plate (panel) is generally all arranged the stacked function backing plate that is provided with in heating wire (2) back with the U font and is formed on heat-barrier material (1), as shown in Figure 1.In order to keep the resistance of heating wire (2), need manufacture electric hot plate much at one in the electric hot plate of plywood size, that is, be greater than 1 meter Yi Bian have at least in the length and width of electric hot plate.If the manufacturing minitype electric heating plate, in order to keep a certain amount of resistance of minitype electric heating plate, the spacing between the heating wire that need reduce to arrange with the U font with the length of this heating wire that extends, and then is kept a certain amount of resistance.See manufacturing cost when making minitype electric heating plate and electric quantity consumption manufacturing cost and the electric quantity consumption when making large-scale electric hot plate thus.Therefore, the manufacturing of minitype electric heating plate has been subjected to very big restriction, has also become a technical barrier.
For example, the electric hot plate that on heating wire (2), stacks gradually function material and resin backing plate and form, be difficult to realize the miniaturization manufacturing, and to be pasted on outermost synthetic resin backing plate be not the environment-friendly type material, therefore, reduce and from the function material, to penetrate the anion that is of value to human body of emitting or the emission efficiency of far infrared.
In addition, common a heatable brick bed formula bed is to arrange heating wire on metallic plate, with urethane foam its space of foaming, heat of aggregation end face, the structure of placing stone above it again.The heating wire that is used in above-mentioned a heatable brick bed formula bed generally is the nichrome wire or the heating wire of silicon-coating resin in the above, and it has expensive shortcoming, but also has owing to weight is difficult for the shortcoming that moves.
Recently, along with the appearance of the semiconductor heater element that utilizes semiconductor element such as pottery, utilize also just active propelling of research of the minitype electric heating plate of semiconductor heater element.The utility model patent of the applicant's application " utilizes the assembly type electric hot plate of ceramic heating element " and has been authorized to registration in Korea S, that is, and and No. the 400461st, Korean Patent.
But, it is existing that to utilize the heating of semiconductor heater element all be with urethane Foamex casting with heater element with the electric hot plate major part, produce pernicious smell because of high temperature when heating described electric hot plate, in addition, also might radiate harmful carcinogen.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art and provide a kind of environment-friendly type orthofunction minitype electric heating plate the human body beneficial for people.
The objective of the invention is: utilize the assembly type minitype electric heating plate of several ceramic heating elements of series connection mutually, promptly, ceramic heating element is embedded in function material-natural carbon layer (charcoal layer), ceramic heating element and natural carbon layer are integral, environment-friendly type orthofunction by charcoal (radiation of far infrared and anion, antibiotic, humidity regulation, air cleaning etc.), environment-friendly type heating, comfortable indoor living space and sleep environment are provided, and then strengthen healthy.
Another object of the present invention provides a kind of good looking appearance, improves human body beneficial's the anion and the minitype electric heating plate of far infrared irradiation efficient.
What another object of the present invention provided that a kind of handle has an environment-friendly type orthofunction does not need the natural carbon the changed semipermanent electric hot plate as heating agent.
Another object of the present invention provides two groups of heatings of several ceramic heating element series connection formation circuit that a kind of handle is embedded in the natural carbon layer, more described heating circuit is parallel to power line, and then realizes the electricity-saving type electric hot plate of box plate localized heating.
Beneficial effect of the present invention:
Electric hot plate of the present invention is made of the small-sized box plate of quadrangle, and therefore, be easy to assembling, dismounting, also be easy to change, reset, and also cheap.
Electric hot plate of the present invention is the structure that ceramic heating element is embedded in function natural carbon layer, described natural carbon has environment-friendly type orthofunction (radiation of far infrared, the radiation of anion, antibacterial action, adjusting humidity, purify air, control electromagnetic generation etc.), therefore, environment-friendly type heating environment, comfortable indoor living space of environment-friendly type and comfortable sleep environment can be provided, and then strengthen healthy.
And, electric hot plate of the present invention is to bury the built-in ceramic heating element that the aluminium oxide heating element is arranged in the natural carbon layer underground, and two groups of heating circuit that the series connection of several ceramic heating elements forms are parallel to structure on the power line, this structure can realize the localized heating of box plate, and then reaches power savings.
In addition, owing to be coated with the far infrared irradiation layer on the box plate surface of minitype electric heating plate of the present invention, therefore, good looking appearance not only, and can further improve the emission efficiency of anion and far infrared.
Particularly, the present invention as heating agent, has doubled to prolong the useful life of electric hot plate to the natural carbon with semipermanent environmental protection orthofunction.
Description of drawings
Fig. 1 is the structural representation of existing plywood size electric hot plate.
Fig. 2 is a minitype electric heating plate schematic diagram of the present invention.
Fig. 3 is the part sectioned view of electric hot plate of the present invention.
Fig. 4 is the structural representation of ceramic heating element of the present invention.
Fig. 5 be electric hot plate of the present invention vertically analyse and observe local enlarged diagram.
Fig. 6 a is the decomposing schematic representation of electric hot plate of the present invention.
Fig. 6 b is the decomposing schematic representation of an embodiment of electric hot plate of the present invention.
Fig. 6 c is the decomposing schematic representation of another embodiment of electric hot plate of the present invention.
Fig. 7 a is the user mode schematic diagram of the present invention when being applicable to bed.
Fig. 7 b is the user mode schematic diagram of the present invention when being applicable to electric mattress.
Fig. 7 c is the user mode schematic diagram of the present invention when being applicable to indoor floor heating.
Fig. 7 d is that the present invention is applicable to the user mode schematic diagram when chamber interior walls is warm.
Fig. 8 is a manufacturing step flow chart of the present invention.
Among the figure; 10; box plate 11; air vent hole 12; terminal box 13; passage 14; connector cover 20a～20f; ceramic heating element 21; aluminium oxide heating element 22; adhesive-bonded fabric 23; heating element protective sleeve C1, C2; heating circuit S; power line 30; natural carbon layer 40; non-woven fabric fiber layer 50; far infrared irradiation layer 60; bottom cladding material 70; upper outer layer material 80; wooden backing plate 100; the metallic plate process segment 200; the box plate applies the stage 300; the ceramic heating element distribution stage 400; charcoal mud forms the stage 500; the natural carbon formable layer stage 600; cladding material is pasted the stage
Embodiment
The manufacture method of minitype electric heating plate of the present invention, it includes:
Metallic plate through antirust processing is cut into a certain size square shape metallic plate, wear at least two air vent holes 11 on the metallic plate of square shape cutting into, and forming terminal box 12 and passage 13 in a side of metallic plate, the quadrangle of warpage processing metal plate becomes the metallic plate process segment 100 of box plate 10; The box plate that applies the coating formation far infrared irradiation layer 50 that contains the radioactive material that can radiate anion and far infrared on described box plate 10 outer surfaces applies the stage 200; Be provided for preventing the adhesive-bonded fabric 22 of dust in the inboard of described box plate 10, and form two groups of heating circuit C1, C2 that are in series with at least two ceramic heating element 20a～20f, again two groups of heating circuit C1, C2 are connected in parallel on the ceramic heating element distribution stage 300 on the power line S; After natural carbon is ground into the particle shape, adds entry and natural glue and mix the charcoal mud that forms rare charcoal mud and form the stage 400; Box plate to the good ceramic heating element 20a～20f of distribution is filled the after-applied pressure of described rare charcoal mud for 10 li, lamination adhesive-bonded fabric forms non-woven fabric fiber layer 40 above it, dries at last to form the natural carbon formable layer stage 500 that is embedded with the certain thickness natural carbon layer 30 of having of at least two ceramic heating element 20a～20f in the box plate 10; The lower surface of described box plate 10 is pasted the bottom cladding material of bottom cladding material 60 and is pasted the stage 600.
Preferably use environment-friendly type rosin powder natural glue at described charcoal mud in the formation stage 400.
Applied pressure is controlled in 80～100 tons of scopes in the natural carbon formable layer stage 500, and bake out temperature is controlled in 50～80 ℃ of scopes, just can produce the high-quality electric hot plate.
Paste in the stage 600 at cladding material, paste the bottom cladding material 60 that moistureproof paper or moistureproof cushion etc. are printed on various decorative patterns being laminated on the on-woven fiber layer 40 of natural carbon layer 30 with moisture-proof function, make the electric hot plate base profile more attractive in appearance, prevent the moisture infiltration.
In addition, minitype electric heating plate of the present invention includes: be made of the metallic plate through antirust processing, be installed with at least two air vent holes 11 on the described metallic plate, the one side is formed with the box plate 10 of terminal box 12 and passage 13; Be coated on the far infrared irradiation layer 50 on described box plate 10 outer surfaces; Take shape in the described box plate 10, and be embedded with the certain thickness natural carbon layer 30 of having of a plurality of ceramic heating element 20a～20f; Be pasted on the bottom cladding material 60 of described box plate 10 lower surfaces.
Be provided with the adhesive-bonded fabric 22 that is used to prevent dust in the described box plate 10, can prevent powdered carbon dirt dispersing by hole 11 by described adhesive-bonded fabric 22.
And described natural carbon layer 30 also includes the temperature sensor (not shown), prevents the generation of overheat accident.
Far infrared irradiation layer 50 material that are coated on described box plate 10 outer surfaces preferably use radioactive materials such as pottery, germanium, and thus, the emission efficiency of anion and far infrared when improving heating reaches the effect of good looking appearance.
Described natural carbon layer 30 is solidifying between carbon granule under the effect of natural glue mutually, makes natural carbon layer 30 keep solid, shaped.
Described box plate 10 is square shape, and to be easy to supply with, to change and transportation in order to reach, the purpose that unit price is cheap, its length and width preferably are limited between 19～38Cm.
To be elaborated to the manufacture method of minitype electric heating plate of the present invention, the structure and the effect of minitype electric heating plate with reference to the accompanying drawings.
Fig. 2 is the profile schematic diagram of minitype electric heating plate of the present invention; Fig. 3 shows the electric hot plate part sectioned view that is embedded in the ceramic heating element distribution situation in the natural carbon layer; Fig. 4 is the structural representation of ceramic heating element; Fig. 5 be electric hot plate of the present invention vertically analyse and observe local enlarged diagram; Fig. 6 a～6c is the decomposing schematic representation of electric hot plate of the present invention; Fig. 7 a～7d is a user mode schematic diagram of the present invention; Fig. 8 is the fabrication process flow figure of minitype electric heating plate of the present invention.
According to Fig. 8 manufacture process of the present invention is described in detail as follows.
The metallic plate process segment 100: be the process of making box plate 10, at first the metallic plate through antirust processing is cut into a certain size square shape, again four angles of square shape metallic plate with right angle and inclined cutting, make the cross section on four limits of metallic plate be " [" shape, and on metallic plate, wear a plurality of air vent holes 11, described air vent hole is the anion of charcoal and the passage of far infrared irradiation, it also is the passage of circulation of air, be provided with the terminal box 12 of two can pack into electric wire and terminals in a side of metallic plate, on the two sides of terminal box 12, be respectively equipped with two passages 13.
Then the double cut in four limits of the metallic plate that processes is met at right angles, form the cross section and be " the phase template 10 of [" shape.
The box plate applies the stage 200: the coating that can radiate anion and far infrared is coated on the surface of box plate 10 (top and side) and forms far infrared irradiation layer 50, and described far infrared irradiation layer 50 preferably applies with radioactive materials such as pottery, germanium and forms.
And, the far infrared irradiation paper that can radiate anion and far infrared can be pasted on the outer surface of box plate 10 as upper outer layer material 70, replace the outer surface of box plate 10 to apply far infrared irradiation layer 50 with this, at this moment, should on far infrared irradiation paper, run through hole corresponding to air vent hole 11.
The ceramic heating element distribution stage 300: at the described box plate 10 inboard adhesive-bonded fabrics 22 that are used to prevent dust that fill up, utilize a plurality of ceramic heating element 20a～20f of wire pair to carry out distribution, described ceramic heating element 20a～20f is made of aluminium oxide heating element 21.Should accurately calculate the resistance of each ceramic heating element 20a～20f before the distribution; for the safety last sheathed protective sleeve 23 of each ceramic heating element 20a～20f preferably; several ceramic heating elements 20a～20f series connection constitutes two groups of heating circuit C1; C2; described two groups of heating circuit C1, C2 is parallel to power line S.
Charcoal mud forms the stage 400: when carrying out the ceramic heating element distribution in described box plate 10, can carry out another step, that is, form the rare shape charcoal mud that utilizes environment-friendly type orthofunction natural carbon.Its process is as follows: at first natural carbons such as Oak Tree charcoal, pine tree charcoal are ground into particle shape (graininess), pour mixer together into suitable quantity of water and natural glue then
The resistance of porcelain heater 20a～20f can be saved 50% electric weight when making the present invention than existing electrothermic kang.
The natural carbon layer 30 of described casting can be protected and bury a plurality of ceramic heating element 20a～20fs of distribution in natural carbon layer 30 underground, that is, make ceramic heating element 20a～20f not be subjected to external impact.Particularly, ceramic heating element 20a～20f and natural carbon layer 30 among the present invention are integral structures, promptly, ceramic heating element 20a～20f is embedded in the structure of natural carbon layer 30, therefore, the heat efficiency of described ceramic heating element 20a～20f can reach top, and, by the accumulation of heat effect of natural carbon layer 30, can minimize the electric quantity consumption that ceramic heating element 20a～20f adstante febre produces.
Can replace natural carbon layer 30 with loess powder among the present invention as the orthofunction material.
The non-woven fabric fiber layer 40 nuisanceless non-woven fabric fiber heat insulation by having, moisture-proof function that is laminated to natural carbon layer 30 constitutes, and has certain thickness, 40 on described non-woven fabric fiber layer reduces thermal loss, buffering external impact or absorption outside impact action.
Described non-woven fabric fiber layer is pasted with bottom cladding material 60 on 40 surface, the sheet material that described bottom cladding material 60 can use the moistureproof paper that is printed on multiple decorative pattern or moistureproof seat or have moisture-proof function, make the low profile of box plate 10 more attractive in appearance, prevent the infiltration of moisture.If there is not moisture, also can omit bottom cladding material 60.
Be coated on described box plate 10 outer surfaces far infrared irradiation layer 50 preferably by when heating anion and high pottery or the germanium series material of far infrared irradiation rate constitute, can improve the emission efficiency of anion and far infrared thus, also can improve the beautiful outline form of electric hot plate.Shown in Fig. 6 c, according to circumstances but the function fiber board of emitting far infrared ray and anion can be pasted on above the described box plate 10 as upper outer layer material 70, its effect is: but emitting far infrared ray and anion when being heated, and can dually prevent that the powdered carbon particle that constitutes described natural carbon layer 30 from dispersing by the air vent holes 11 that are applied in above the box plate 10.Shown in Fig. 6 b, additional when pasting wooden backing plate 80 on box plate 10, described fiber board plays the booster action that wooden backing plate 80 firmly is bonded in box plate 10.
Described wooden backing plate 80 intersects a plurality of wood chips and forming mutually, is old-fashioned window shape, can directly emit far infrared that is of value to human body and the anion that radiates when described natural carbon layer 30 and far infrared irradiation layer 50 are heated by the slit between the wood chip.Particularly summer, described wooden backing plate 80 makes the smooth and easy circulation of air, and then the resting space of cool and comfortable is provided, and the tradition that can experience Korea S on its profile is beautiful.
Described wooden backing plate 80 preferably uses the incense wood with natural banksia rose.
The inside of described ceramic heating element 20a～20f preferably is provided with heat efficiency height, resistance-stable aluminium oxide heating element 21, and they are subjected to the protection of the good heating element protective sleeve 23 of conductivity of heat.Also can set up the temperature sensor (not shown) of the heating temp of perception ceramic heating element 20a～20f in the described natural carbon layer 30.It is because the reason that carbon granule solidifies under the effect of natural glues such as rosin powder mutually that described natural carbon layer 30 is solid, shaped.
In order to be easy to assembling, described box plate 10 is manufactured positive square shape, for last assembling, also can manufacture box plate 10 the straight square shape of 1/2 size.For the ease of supply with, be convenient to change, be convenient to transportation, unit price is cheap, preferably the length of described box plate 10 and width are limited in 19～38Cm scope.
During the aforesaid electric hot plate of the present invention of concrete assembling, shown in Fig. 7 a～7d, it is warm etc. that box plate 10 is spliced to form electric heating bed, electric mattress, floor heating, wall relatively with the go disk-form.A side is provided with the terminal box 12 that can collect electric wire and terminal above the described box plate 10, is respectively equipped with the passage 13 that communicates with described terminal box 12 on two sides of described terminal box 12.During construction, open connector cover 14 and draw the power supply terminal of ensconcing in the terminal box 12, and interconnect the power supply terminal of from the passage 13 that faces box plate 10 mutually, drawing, make two box plates 10 that face mutually be in the state that links to each other with electric wire from passage 13.Therefore, the power line S of each box plate 10 goes up when supplying with electricity, be distributed in two groups of heating circuit C1 in each box plate 10, C2 begins to drive, and constitutes every group of heating circuit C1, a plurality of ceramic heating element 20a～20f of C2 just can radiate high heat, at this moment, be centered around around ceramic heating element 20a～20f and and be subjected to high heat, radiate heat with ceramic heating element 20a～20f all-in-one-piece natural carbon layer 30, make a plurality of box plates 10 of heat by assembled formation above distribute, and then realize heating of house.
At this moment, a large amount of anions and the far infrared that are of value to human body outwards discharge with heat together by a plurality of air vent holes 11 on box plate 10, and fulfil the environment-friendly type orthofunction.That is, when minitype electric heating plate was supplied with electricity, a plurality of ceramic heating element 20a～20f that are embedded in the described box plate 10 began distribute heat, and this heat heating natural carbon layer 30 distributes by box plate 10, and described natural carbon layer 30 works the heating agent effect of transmitting heat.Radiate by a plurality of air vent holes 11 outside (indoor) on box plate 10 with volume anion that is of value to human body and the far infrared that heat radiates from natural carbon layer 30, also can radiate anion and far infrared by the far infrared irradiation layer 50 that is coated on box plate 10 outer surfaces.Therefore, under the orthofunction effect of the environmental protection of natural carbon, electromagnetic generation has been subjected to control, and, result from around the electric hot plate and the electromagnetic wave of various electromagnetic devices also is absorbed, eliminates.In addition, can provide by the comfortable indoor living environment and the sleep environment of being emotionally stable, blood purification, humidity regulation and antibacterial action etc. purify the air of a room.
In addition, when the present invention was distribution ceramic heating element 20a in described natural carbon layer 30～20f, a plurality of ceramic heating element 20a～20f that connect constituted two groups of heating circuit C1, C2, and two groups of heating circuit are parallel to the structure of power line S.Therefore, in use, even the ceramic heating element of one group of heating circuit (for example C2) is out of order, another group heating circuit (for example C1) also can be powered as usual, that is, can partly heat described box plate 10 and warm oneself smoothly.Certainly, close and be arranged at two groups of heating circuit C1 respectively, any one switch on the C2 (showing demonstration among the figure), another group heating circuit also can be powered as usual, reaches the effect of localized heating box plate 10, thus also can the regulated at will indoor temperature.
Claims (13)
1. the manufacture method of minitype electric heating plate is characterized in that it includes:
The metallic plate process segment (100): the square shape metallic plate that the metallic plate through antirust processing is cut into a certain size, wear at least two air vent holes (11) on the metallic plate of square shape cutting into, and forming terminal box (12) and passage (13) in a side of metallic plate, the quadrangle of warpage processing metal plate becomes box plate (10);
The box plate applies the stage (200): apply the coating that contains the radioactive material that can radiate anion and far infrared and form far infrared irradiation layer (50) on described box plate (10) outer surface;
The ceramic heating element distribution stage (300): the adhesive-bonded fabric (22) that is provided for preventing dust in the inboard of described box plate (10), and form two groups and be in series with at least two ceramic heating elements (heating circuit (C1 of 20a～20f), C2), (C1 C2) is connected in parallel on the power line (S) two groups of heating circuit again;
Charcoal mud forms the stage (400): after natural carbon is ground into the particle shape, adds entry and natural glue and mix the rare charcoal mud of formation;
The natural carbon formable layer stage (500): (the after-applied pressure of described rare charcoal mud is filled in box plate (10) lining of 20a～20f) to the good ceramic heating element of distribution, lamination adhesive-bonded fabric forms non-woven fabric fiber layer (40) above it, dries at last to form to be embedded with at least two ceramic heating elements in the box plate (10) (20a～20f) has a certain thickness natural carbon layer (30);
The bottom cladding material is pasted the stage (600): the lower surface of described box plate (10) is pasted bottom cladding material (60).
2. the manufacture method of minitype electric heating plate according to claim 1 is characterized in that: described charcoal mud forms that employed natural glue is a rosin powder in the stage (400).
3. the manufacture method of minitype electric heating plate according to claim 1 is characterized in that: institute's applied pressure is 80～100 tons in the described natural carbon formable layer stage (500), and bake out temperature is 50～80 ℃.
4. the manufacture method of minitype electric heating plate according to claim 1 is characterized in that: in the described ceramic heating element distribution stage (300), omit the laying of the adhesive-bonded fabric (22) that is used to prevent dust.
5. minitype electric heating plate is characterized in that it includes:
Be made of the metallic plate through antirust processing, be installed with at least two air vent holes (11) above, a side is formed with the box plate (10) of terminal box (12) and passage (13);
Be coated on the far infrared irradiation layer (50) on described box plate (10) outer surface;
Take shape in the described box plate (10), and bury distribution underground and at least two ceramic heating elements are arranged (20a～20f) has a certain thickness natural carbon layer (30);
Be bonded in the bottom cladding material (60) of described box plate (10) lower surface.
6. minitype electric heating plate according to claim 5 is characterized in that: described bottom cladding material (60) is a moistureproof paper.
7. minitype electric heating plate according to claim 5 is characterized in that: (20a～20f) is for being provided with the aluminium oxide heating element (21) of protective sleeve (23) to be embedded in the ceramic heating element of natural carbon layer (30) lining.
8. minitype electric heating plate according to claim 5 is characterized in that: the far infrared irradiation layer (50) that is coated on box plate (10) outer surface is formed by any one radioactive material coating in pottery or the germanium.
9. minitype electric heating plate according to claim 5 is characterized in that: carbon granule that forms natural carbon layer (30) is bonding mutually under the effect of natural glue, makes describedly to be embedded with ceramic heating element (the natural carbon layer (30) of 20a～20f) is solid, shaped.
10. minitype electric heating plate according to claim 5, it is characterized in that: the ceramic heating element (20a～two groups of heatings of 20f) series connection formation circuit (C1 that is embedded in described natural carbon layer (30) lining, C2), (C1 C2) is parallel to power line (S) to described two groups of heating circuit.
11. minitype electric heating plate according to claim 10 is characterized in that: (C1 also is provided with switch on C2) to described two groups of heating circuit, realizes the localized heating of box plate (10) by described switch.
12. minitype electric heating plate according to claim 5, it is characterized in that: described box plate (10) upper surface is glued with upper outer layer material (70), the upper surface of described upper outer layer material (70) has additional wooden backing plate (80), and described wooden backing plate (80) intersects a plurality of wood chips mutually and forms.
13. minitype electric heating plate according to claim 5 is characterized in that: be provided with adhesive-bonded fabric (22) at described box plate (10) inner close fitting in air vent hole (11), prevent that powdered carbon dirt from dispersing by air vent hole (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100559294A CN101111104B (en) | 2007-08-02 | 2007-08-02 | Minitype electric heating plate and manufacturing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100559294A CN101111104B (en) | 2007-08-02 | 2007-08-02 | Minitype electric heating plate and manufacturing method thereof |
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| Publication Number | Publication Date |
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| CN101111104A CN101111104A (en) | 2008-01-23 |
| CN101111104B true CN101111104B (en) | 2010-12-01 |
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| CN2007100559294A Expired - Fee Related CN101111104B (en) | 2007-08-02 | 2007-08-02 | Minitype electric heating plate and manufacturing method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| TWI407068B (en) * | 2011-04-22 | 2013-09-01 | Asiatic Fiber Corp | Electric dehumidification device |
| CN104093226B (en) * | 2014-07-18 | 2015-11-18 | 湖南大学 | The electric hot plate that the nested heater element of a kind of foamed aluminium makes |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2602677Y (en) * | 2003-02-17 | 2004-02-11 | 王正郁 | Bamboo-carbon health care thermal-insulating mattress |
| CN2715721Y (en) * | 2004-03-18 | 2005-08-10 | 郑哲雄 | Cushion having warm therapeutic device |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2602677Y (en) * | 2003-02-17 | 2004-02-11 | 王正郁 | Bamboo-carbon health care thermal-insulating mattress |
| CN2715721Y (en) * | 2004-03-18 | 2005-08-10 | 郑哲雄 | Cushion having warm therapeutic device |
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| CN101111104A (en) | 2008-01-23 |
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