CN2587391Y - Electric heating bag with low temp. heating head - Google Patents
Electric heating bag with low temp. heating head Download PDFInfo
- Publication number
- CN2587391Y CN2587391Y CN 02294811 CN02294811U CN2587391Y CN 2587391 Y CN2587391 Y CN 2587391Y CN 02294811 CN02294811 CN 02294811 CN 02294811 U CN02294811 U CN 02294811U CN 2587391 Y CN2587391 Y CN 2587391Y
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- heating
- head
- bag
- heating head
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Abstract
The utility model relates to an electric heating bag with a low temperature heating head, which is suitable for warming a human body and other heat preservation purposes. The utility model is mainly composed of a socket cover, a sealing plug, conducting wires, a temperature controller, a platy heating head and a bag body. The utility model is characterized in that the platy heating head of which the surface temperature is lower than the melting point of bag body materials is arranged in the bag body, is connected with the sealing plug by the flexible conducting wire, and is composed of an upper heat transfer sheet, an upper insulation layer, an electric heating element, a sealing insulation component, a lower insulation layer, a lower heat transfer sheet and a conducting wire, wherein the electric heating element, the heat transfer sheets and the insulation layers all form plate shapes; the temperature controller is arranged on the platy heating head. The utility model has the characteristics of reasonable and novel structural design, low production cost, dry combustion resistant, high safety factor, stable power and universal use of alternative current and direct current, and does not dissociate gas to burst bags, and the utility model conforms to the standard of the international electrician commission IEC.
Description
Technical field
This utility model relates to a kind of electrical heating hot water bag, especially a kind of electric warming bag that has the low-temperature heat head, and it belongs to the flexible electric warming bag that general heating heats, and mainly is applicable to body heating and other warming purposes.
Background technology
The electrical heating hot water bag of prior art has very many publications, by its heating principle, be divided into two big classes: but the first kind is to utilize the mechanism of electrolyte solution conductive exothermal under alternating current, and alternating current is directly imported in bag interior saline solution, liquid heating and accumulation of heat break away from the power supply heating; As Chinese patent ZL95202326.1.Second class is to utilize the heating of common technology, places in the bag as electrothermal tube, heating wire, by liquid (water) and accumulation of heat in heating heating, the heating bag, is used further to heating; As Chinese patent ZL01248822.4.
The electrical heating hot water bag of this two class all has defective in various degree in implementation process.There is following shortcoming in first kind electrical heating hot water bag: 1. use with the passing of time, can gather the gas that disassociation is overflowed in the bag, as untimely discharging, then possibility explosion bag body must use to have the safe charging device of pressure responsive device, otherwise can not guarantee safety; 2. the bag body promptly loses basic insulation protection if be punctured, and can leak electricity during energising, inadequately safety; 3. owing to the rising of electrolytical electrical conductivity along with temperature becomes greatly, cause the heating power instability; 4. must use the alternating current heating; 5. electrolyte solution being poured out water filling again will no longer generate heat by mistake.The second class electrical heating hot water bag, make a general survey of its technical characterictic, all do not relate to the problem that coexists between the heating of the softish bag body of relative LMP and high-temperature, there is following shortcoming in it when implementing: 1. the heating of high-temperature overlaps with the bag body, even the existence of liquid (water) is arranged, also might burn the broken bag body, during as if no liquid, can burn whole electric hot-water bag, even breaking out of fire; 2. the port of heating is difficult to reliable connection with a bag body because heating is rigid high-temperature body, it with the bag body sealing state of non-refractory under effective the combination, extremely complexity, cost are very high can to make manufacturing process.Otherwise a dry combustion method will breakseal.
Summary of the invention
The purpose of this utility model is to overcome existing above-mentioned deficiency in the prior art, and a kind of safer, more practical electric warming bag that has the low-temperature heat head is provided, and it meets the IEC of International Electrotechnical Commission standard on electrical safety, satisfies: power stability; The bag body breaks and still has basic insulation; Gas can not dissociate out during electrical heating; By the heating head heating, the operating temperature of heating head is below the molten point of bag stature material commonly used.
The purpose that the utility model proposes is achieved through the following technical solutions: this electric warming bag comprises flexible pouch body, socket cover and sealing-plug, its construction features is to be provided with surface temperature to be lower than bag tabular heating head of the molten point of stature material in the bag body, and is provided with heating in this tabular heating head.
Tabular heating head described in the utility model is made up of heat transfer sheet, insulating barrier and heating, and heating, heat transfer sheet, insulating barrier are tabular.
Heat transfer sheet described in the utility model can reach heat transfer sheet down for uploading backing, and described insulating barrier can reach insulating barrier down for last insulating barrier, and heating can be positioned at sealing insulator, and upper and lower insulating barrier is between sealing insulator and upper and lower heat transfer sheet.
This utility model also is provided with temperature controller on tabular heating head, this temperature controller rides over the surface of tabular heating head, also can be installed in the inside of tabular heating head.
This utility model links to each other with flexible circuit conductor between tabular heating head and sealing-plug.
This utility model compared with prior art, have the following advantages and effect: 1. reasonable in design, novelty, tabular heating head has underlying insulating layer, safety coefficient height, the requirement in the time of can meeting non-normal working in the IEC of the International Electrotechnical Commission standard, " domestic and similar applications security appliance "; 2. adopt the heating heating, power stability and tabular heating head temperature are lower than molten some temperature of bag stature material commonly used, and temperature controller is set can anti-dry combustion method; 3. the gas that do not dissociate out in using, the product of having eliminated quick-fried bag because of; 4. after heat storage medium is poured out, can re-inject, continue the heating heating; 5. power supply can be used alternating current, also can use unidirectional current.
Description of drawings
Fig. 1 is an embodiment sketch map of the present utility model.
Fig. 2 is a heating head example structure exploded view of the present utility model.
Fig. 3 is heating of the present utility model, heating wire sketch map.
The specific embodiment
Referring to Fig. 1, Fig. 2, this utility model mainly is made up of socket cover 1, sealing-plug 2, lead 3, temperature controller 4, tabular heating head 5 and a bag body 7, and tabular heating head 5 then is made up of last heat transfer sheet 8, last insulating barrier 9, heating 10, sealing insulator 11, following insulating barrier 12, following heat transfer sheet 13 and lead 14; But last heat transfer sheet 8 and following heat transfer sheet 13 edge crimps are to increase its rigidity.Socket cover 1 combines with sealing-plug 2, and sealing-plug 2 sealed junctions are combined on bag body 7.The softish heat resisting and pressure resisting material of bag body 7 usefulness compactness is made, and can be rubber, high temperature PVC leather etc., can inject heat storage medium 6 (as water, wet goods etc.) in advance in the bag body 7, and heat storage medium 6 before use also can reinject.Tabular heating head 5 is separated with a bag body 7, links to each other with softish lead 3 between tabular heating head 5 and the sealing-plug 2, and lead 3 two ends are enclosed in respectively on sealing-plug 2 and the tabular heating head 5, and electric current is introduced on the heating 10 in the tabular heating head 5.Make tabular heating head 5 and bag body 7 flexibly connect, implementing process is simply effective, and the heat hot conduction is also even.
Tabular heating head 5 of the present utility model is not equal to heating of the prior art, but earlier with heating 10 (heating wire, PTC or Electric radiant Heating Film etc.) be designed to the tabular of low power density, heating wire 15 is wrapped on the tabular insulating trip 16 (as Fig. 3) with helical form; And PTC, Electric radiant Heating Film itself are tabular or planar structure.Said tabular flat board, the cylindrical plate of can be also can be arc plate etc. in the present embodiment.Platy structure helps all even easy expansion heating area of heating, under certain power, and cpable of lowering power density.
On the surface of heating 10, insulating barrier 9, following insulating barrier 12 and sealing insulator 11 close heat transfer sheet 8 and following heat transfer sheet 13, to make tabular heating head 5 in the covering.Under the power of setting, when tabular heating head 5 heated in heat storage medium 6, surface temperature was lower, even tabular heating head 5 can not burn out bag body 7 with bag body 7 overlap joints yet.Tabular heating head 5 in the present embodiment is that single side is flat-shaped, and it can think other shape, also can a plurality ofly be combined into one heating, and all right surperficial finned is with the surface temperature of the tabular heating head 5 of further reduction.Lead 3 outsides also can add cover and form anti-sleeve-board pipe.
For preventing that not annotating heat storage medium 6 (when falling to do as quilt) in electric hot-water bag connects electrical heating, so that the situation of tabular heating head 5 and bag body 7 that burns out takes place, this utility model can install temperature controller 4 additional on tabular heating head 5, it can be contained in the outer surface of tabular heating head 5, also can be contained in its inside.During the control dry combustion method, the surface temperature of tabular heating head 5 is lower than the molten point of material of bag body 7.This temperature controller 4 can limit the temperature of heat storage medium 6 simultaneously.
In addition, need to prove in the tabular heating head 5 heating 10 is arranged, these heating 10 surfaces are covered with the high temperature resistant insulating barrier that conducts heat; Can use high-temperature insulation (as silica gel) sealing all around, also can.Upper and lower two heat transfer sheets clamp, and reuse screw, rivet are fixed, even with two heat transfer sheet welded closure, lead then passes from insulant and sealant.And last insulating barrier 9, following insulating barrier 12 can be a slices, and use folding parcel heating 10 backs.
During use, inject heat storage medium 6, energized is preferably used electric warming bag special charger (as the ZL00204495.1 patented technology).Electric hot-water bag begins heating, and when being heated to design temperature, outage can be warmed oneself.So, can use repeatedly.
Claims (5)
1. electric warming bag that has the low-temperature heat head, comprise flexible pouch body, socket cover and sealing-plug, it is characterized in that: in bag body (7), be provided with the tabular heating head (5) that surface temperature is lower than bag molten point of stature material, and in this tabular heating head (5), be provided with heating (10).
2. the electric warming bag that has the low-temperature heat head according to claim 1 is characterized in that: described tabular heating head (5) is made up of heat transfer sheet, insulating barrier and heating (10), and heating (10), heat transfer sheet, insulating barrier are tabular.
3. the electric warming bag that has the low-temperature heat head according to claim 1 and 2, it is characterized in that: described heat transfer sheet can reach heat transfer sheet (13) down for uploading backing (8), described insulating barrier can reach insulating barrier (12) down for last insulating barrier (9), heating (10) can be positioned at sealing insulator (11), and upper and lower insulating barrier (9), (12) are positioned between sealing insulator (11) and upper and lower heat transfer sheet (8), (13).
4. the electric warming bag that has the low-temperature heat head according to claim 1, it is characterized in that: also be provided with temperature controller (4) on the tabular heating head (5), this temperature controller (4) rides over the surface of tabular heating head (5), also can be installed in the inside of tabular heating head (5).
5. the electric warming bag that has the low-temperature heat head according to claim 1 is characterized in that: link to each other with flexible circuit conductor (3) between tabular heating head (5) and the sealing-plug (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02294811 CN2587391Y (en) | 2002-12-30 | 2002-12-30 | Electric heating bag with low temp. heating head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02294811 CN2587391Y (en) | 2002-12-30 | 2002-12-30 | Electric heating bag with low temp. heating head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2587391Y true CN2587391Y (en) | 2003-11-26 |
Family
ID=33752133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02294811 Expired - Fee Related CN2587391Y (en) | 2002-12-30 | 2002-12-30 | Electric heating bag with low temp. heating head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2587391Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009065289A1 (en) * | 2007-11-25 | 2009-05-28 | Jianwei Deng | Electric-heating bag having a dual-spiral electrothermal wire therein |
| CN101862234A (en) * | 2010-02-22 | 2010-10-20 | 张志军 | Cold (hot) compress instrument |
| CN107822763A (en) * | 2017-10-31 | 2018-03-23 | 姚森 | A kind of arthritis physiotherapy Diannuanbao of energy-conservation |
-
2002
- 2002-12-30 CN CN 02294811 patent/CN2587391Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009065289A1 (en) * | 2007-11-25 | 2009-05-28 | Jianwei Deng | Electric-heating bag having a dual-spiral electrothermal wire therein |
| CN101862234A (en) * | 2010-02-22 | 2010-10-20 | 张志军 | Cold (hot) compress instrument |
| CN107822763A (en) * | 2017-10-31 | 2018-03-23 | 姚森 | A kind of arthritis physiotherapy Diannuanbao of energy-conservation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C57 | Notification of unclear or unknown address | ||
| DD01 | Delivery of document by public notice |
Addressee: Liu Yanfeng Document name: Notification of Termination of Patent Right |
|
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |