CN2812479Y - A single-end electric heating pipe - Google Patents
A single-end electric heating pipe Download PDFInfo
- Publication number
- CN2812479Y CN2812479Y CN 200520034975 CN200520034975U CN2812479Y CN 2812479 Y CN2812479 Y CN 2812479Y CN 200520034975 CN200520034975 CN 200520034975 CN 200520034975 U CN200520034975 U CN 200520034975U CN 2812479 Y CN2812479 Y CN 2812479Y
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- China
- Prior art keywords
- inner sleeve
- sleeve
- supporting tube
- monofocal
- insulation supporting
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Abstract
The utility model discloses a single-end electric heating pipe, which comprises an inner sleeve barrel, an electric heating wire arranged in the middle of the inner sleeve barrel and an inner heat conducting basic insulation layer arranged between the inner sleeve barrel and the electric heating wire. The utility model is characterized in that the outer side of the inner sleeve barrel is provided with an outer sleeve barrel; an outer heat conducting additional insulation layer is arranged between the outer sleeve and the inner sleeve; an insulating supporting tube is arranged between the inner sleeve barrel; the electric heating wire is wound on the insulating supporting tube; electric conducting wire connected with both ends of the electric heating wire is led out from the insulating supporting tube to the outside of an inner sleeve barrel mouth. The utility model has the advantages of superior insulating performance, satisfaction of liquid heating requirements of II and III class electric appliances, safe use, simple manufacturing technique and simple installation. The utility model is mainly used for heating the liquid in II and III class electric appliances including facial beautification series electric appliances and is also used for heating the liquid in other products which have high requirements of personnel safety of users.
Description
Technical field
The utility model relates to calandria and is installed in straight tube-like Ohmic resistance heating element on the insulating base, especially relates to a kind of monofocal electrothermal tube.
Background technology
The most tubular metal electric heating elements that adopt of the electrothermal tube that existing heating liquid is used.This electrothermal tube generally comprises the metallic sheath pipe, places the middle heating wire of metallic sheath pipe, is connected the electrode at heating wire two ends, and is filled in the heat conductive insulating layer between protecting pipe and the heating wire, makes through sealing.In excess temperature, overload or seal under the not good enough situation, the easy moisture absorption of heat conductive insulating layer is rotten, makes electrothermal tube decreasing insulating even destruction, causes potential safety hazard.Based on the consideration of user's safety, country and general international standard stipulate that all in use the electrical equipment that directly contacts with human body skin and hair must be selected II class or III electric appliances for use from the angle of electrocution-proof protection.Adopt basic insulation or reinforced insulation heating tube disapprove use in II or III electric appliances, still, have a lot of requirements that the II or the III electric appliances of liquid heat are needed to use heating tube again.
Summary of the invention
Technical problem to be solved in the utility model is to overcome above-mentioned defective of the prior art, proposes a kind ofly to have basic insulation and supplementary insulation simultaneously to satisfy the monofocal electrothermal tube that II or III electric appliances require liquid heat.
Technical problem of the present utility model is solved like this:
This monofocal electrothermal tube comprises inner sleeve, places the middle heating wire of inner sleeve, and is arranged on the interior heat conduction underlying insulating layer between inner sleeve and the heating wire.
The characteristics of this monofocal electrothermal tube are:
Be provided with outer sleeve in the described inner sleeve outside, and heat conduction supplemental dielectric layer outside between outer sleeve and inner sleeve, being provided with; Owing to be provided with inside and outside dual heat conductive insulating layer, have the basic insulation of country and general international standard regulation and the double insulation of supplementary insulation simultaneously, can significantly improve the insulation property of electrothermal tube, avoid causing potential safety hazard.Under the situation of any one deck failure of insulation, one deck insulation also can be played the insulation protection effect in addition, thereby guarantees the safe in utilization of heating tube, to satisfy the requirement to liquid heat of II class or III electric appliances.In addition, can between inner and outer sleeves, carry out detection of electrical leakage, also be convenient to carry out security control with fairly simple means.
Be provided with insulation supporting tube in the middle of described inner sleeve, described heating wire is wound on the insulation supporting tube, and the electric lead that connects the heating wire two ends leads in insulation supporting tube outside the inner sleeve mouth.Heating wire is wound on the insulation property that can further improve electrothermal tube on the insulation supporting tube.
Technical problem of the present utility model is further to solve like this:
End at the bottom of described insulation supporting tube is positioned at inner sleeve is provided with the insulation supporting tube location tray with inner sleeve inwall interference fit.
An end that is positioned at the inner sleeve mouth at described insulation supporting tube is provided with the insulation supporting tube locating sleeve with inner sleeve inwall interference fit.
Preferably, described insulation supporting tube is positioned on the inner sleeve central shaft by insulation supporting tube location tray and insulation supporting tube locating sleeve, keeps good concentricity with inner sleeve.Even at excess temperature, transship or be subjected to also can not producing radial deflection under the external force collision situation, further to improve the insulation property of electrothermal tube again.
End at the bottom of described inner sleeve is positioned at outer sleeve also is provided with the inner sleeve location tray with outer sleeve inwall interference fit.
An end that is positioned at the overcoat nozzle at described inner sleeve also is provided with the inner sleeve locating sleeve with outer sleeve inwall interference fit.
Preferably, described inner sleeve is positioned on the outer sleeve central shaft by inner sleeve location tray and inner sleeve locating sleeve, keeps good concentricity with outer sleeve.Even at excess temperature, transship or be subjected to also can not producing radial deflection under the external force collision situation, further to improve the insulation property of electrothermal tube again.
Described overcoat nozzle is provided with and is used for the single-ended placement or the fixing radially overhanging flange of electrothermal tube.
Described insulation supporting tube, insulation supporting tube location tray and insulation supporting tube locating sleeve are insulation supporting tube, location tray and the locating sleeves that adopts heat-conducting insulation material to make;
Described inner sleeve location tray and inner sleeve locating sleeve are location tray and the locating sleeves that adopts heat-conducting insulation material to make.
Preferably, described heat-conducting insulation material is an electrotechnical ceramics.
The heat conduction underlying insulating layer is to adopt powder shape heat-conducting insulation material to be filled in the insulating barrier that forms between insulation supporting tube and the inner sleeve in described.
Described outer heat conduction supplemental dielectric layer is the insulating barrier that adopts powder shape heat-conducting insulation material to be filled in to form between outer sleeve and the inner sleeve, adopts the stratiform heat-conducting insulation material to be wrapped in the insulating barrier of forming on the inner sleeve, or the sleeve pipe that adopts heat-conducting insulation material to make.
Described powder shape heat-conducting insulation material is that crystal magnesium oxide powder or silicon dioxide powder are silica flour.
The utility model insulation property are good, can satisfy II, III class electric appliances to the liquid heat requirement.Have safe in utilization, manufacturing process simple, simple advantage is installed.The utility model is mainly used in the II that comprises the electric appliance series of improving looks, the III electric appliances liquid is heated, and can also be used for the demanding other products of user's personal safety is heated liquid.
Description of drawings
Below the contrast accompanying drawing and in conjunction with embodiment the utility model is described in further detail.
Accompanying drawing is the sectional structure chart of the monofocal electrothermal tube of the utility model one embodiment.
Embodiment
A kind of monofocal electrothermal tube that is used for the medicine foot bathing basin
The monofocal electrothermal tube comprises inner sleeve 1, places the heating wire 2 of inner sleeve 1 centre as shown in drawings, and is arranged on the interior heat conduction underlying insulating layer 4 between inner sleeve 1 and the heating wire 2.
Be provided with outer sleeve 5 in inner sleeve 1 outside, and heat conduction supplemental dielectric layer 6 outside between outer sleeve 5 and inner sleeve 1, being provided with.Be provided with insulation supporting tube 7 in the middle of inner sleeve 1, heating wire 2 is wound on the insulation supporting tube 7, and the electric lead 3 that connects heating wire 2 two ends leads in insulation supporting tube 7 outside 1 mouthful of the inner sleeve.
An end that is positioned at 1 end of inner sleeve at insulation supporting tube 7 is provided with the insulation supporting tube location tray 8 with inner sleeve 1 inwall interference fit.An end that is positioned at 1 mouthful of inner sleeve at insulation supporting tube 7 is provided with the insulation supporting tube locating sleeve 9 with inner sleeve 1 inwall interference fit.
Insulation supporting tube 7 is positioned on inner sleeve 1 central shaft by insulation supporting tube location tray 8 and insulation supporting tube locating sleeve 9, keeps good concentricity with inner sleeve 1.
An end that is positioned at 5 ends of outer sleeve at inner sleeve 1 is provided with the inner sleeve location tray 10 with outer sleeve 5 inwall interference fit.An end that is positioned at 5 mouthfuls of outer sleeves at inner sleeve 1 is provided with the inner sleeve locating sleeve 11 with outer sleeve 5 inwall interference fit.
Inner sleeve 1 is positioned on outer sleeve 5 central shafts by inner sleeve location tray 10 and inner sleeve locating sleeve 11, keeps good concentricity with outer sleeve 5.
Outer sleeve is provided with for 5 mouthfuls and is used for the single-ended placement or the fixing radially overhanging flange 12 of electrothermal tube.
Insulation supporting tube 7, location tray 8,10 and locating sleeve 9,11 adopt electrotechnical ceramics to make.
Interior heat conduction underlying insulating layer 4 is to adopt the crystal magnesium oxide powder to be filled in the insulating barrier that forms between insulation supporting tube 7 and the inner sleeve 1.
Outer heat conduction supplemental dielectric layer 6 is to adopt the crystal magnesium oxide powder to be filled in the insulating barrier that forms between outer sleeve 5 and the inner sleeve 1.
After this monofocal electrothermal tube energized, the heat energy that heating wire 2 produces is given inner sleeve 1 by interior heat conduction underlying insulating layer 4 conduction, give outer tube 5 through outer heat conduction supplemental dielectric layer 6 conduction again,, make its temperature rise to set point and use for dipping at last with the liquid in the thermal energy transfer administration foot bathing basin.
Above content be in conjunction with concrete preferred implementation to further describing that the utility model is done, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field; under the prerequisite that does not break away from the utility model design; can also make some simple deduction or replace, all should be considered as belonging to the utility model protection scope that the utility model is determined by claims of being submitted to.
Claims (10)
1. a monofocal electrothermal tube comprises inner sleeve, places the middle heating wire of inner sleeve, and is arranged on the interior heat conduction underlying insulating layer between inner sleeve and the heating wire, it is characterized in that:
Be provided with outer sleeve in the described inner sleeve outside, and heat conduction supplemental dielectric layer outside between outer sleeve and inner sleeve, being provided with;
Be provided with insulation supporting tube in the middle of described inner sleeve, described heating wire is wound on the insulation supporting tube, and the electric lead that connects the heating wire two ends leads in insulation supporting tube outside the inner sleeve mouth.
2. according to the described monofocal electrothermal tube of claim 1, it is characterized in that:
End at the bottom of described insulation supporting tube is positioned at inner sleeve is provided with the insulation supporting tube location tray with inner sleeve inwall interference fit;
An end that is positioned at the inner sleeve mouth at described insulation supporting tube is provided with the insulation supporting tube locating sleeve with inner sleeve inwall interference fit.
3. according to claim 1 or described monofocal electrothermal tube, it is characterized in that:
End at the bottom of described inner sleeve is positioned at outer sleeve is provided with the inner sleeve location tray with outer sleeve inwall interference fit;
An end that is positioned at the overcoat nozzle at described inner sleeve is provided with the inner sleeve locating sleeve of crossing interference fit with the outer sleeve inwall.
4. according to claim 2 or 3 described monofocal electrothermal tubes, it is characterized in that:
Described insulation supporting tube is positioned on the inner sleeve central shaft by insulation supporting tube location tray and insulation supporting tube locating sleeve:
Described inner sleeve is positioned on the outer sleeve central shaft by inner sleeve location tray and inner sleeve locating sleeve.
5. according to the described monofocal electrothermal tube of claim 4, it is characterized in that:
Described overcoat nozzle is provided with and is used for the single-ended placement or the fixing radially overhanging flange of electrothermal tube.
6. according to the described monofocal electrothermal tube of claim 5, it is characterized in that:
Described insulation supporting tube, insulation supporting tube location tray and insulation supporting tube locating sleeve are insulation supporting tube, location tray and the locating sleeves that adopts heat-conducting insulation material to make;
Described inner sleeve location tray and inner sleeve locating sleeve are location tray and the locating sleeves that adopts heat-conducting insulation material to make.
7. according to the described monofocal electrothermal tube of claim 6, it is characterized in that:
Described heat-conducting insulation material is an electrotechnical ceramics.
8. according to the described monofocal electrothermal tube of claim 7, it is characterized in that: the heat conduction underlying insulating layer is to adopt powder shape heat-conducting insulation material to be filled in the insulating barrier that forms between insulation supporting tube and the inner sleeve in described.
9. according to the described monofocal electrothermal tube of claim 8, it is characterized in that:
Described outer heat conduction supplemental dielectric layer is the insulating barrier that adopts powder shape heat-conducting insulation material to be filled in to form between outer sleeve and the inner sleeve, adopts the stratiform heat-conducting insulation material to be wrapped in the insulating barrier of forming on the inner sleeve, or the sleeve pipe that adopts heat-conducting insulation material to make.
10. according to the described monofocal electrothermal tube of claim 9, it is characterized in that:
Described powder shape heat-conducting insulation material is crystal magnesium oxide powder or silicon dioxide powder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520034975 CN2812479Y (en) | 2005-07-26 | 2005-07-26 | A single-end electric heating pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520034975 CN2812479Y (en) | 2005-07-26 | 2005-07-26 | A single-end electric heating pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2812479Y true CN2812479Y (en) | 2006-08-30 |
Family
ID=36938863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520034975 Expired - Fee Related CN2812479Y (en) | 2005-07-26 | 2005-07-26 | A single-end electric heating pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2812479Y (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102271428A (en) * | 2010-06-03 | 2011-12-07 | 单昶 | Solid medium heat transfer roller |
| CN102427621A (en) * | 2011-09-19 | 2012-04-25 | 朱建忠 | Immersion type electric heating pipe for melting and heat preservation of aluminum/zinc metal |
| CN103375957A (en) * | 2012-04-24 | 2013-10-30 | 珠海格力电器股份有限公司 | Refrigerant heating device and air conditioner with same |
| CN103404228A (en) * | 2010-08-31 | 2013-11-20 | 上海吉龙塑胶制品有限公司 | Small sink and PTC heater for heating liquid therein |
| CN103528289A (en) * | 2012-07-03 | 2014-01-22 | 珠海格力电器股份有限公司 | Refrigerant heating device and air conditioner with same |
| CN104390470A (en) * | 2014-11-07 | 2015-03-04 | 西南铝业（集团）有限责任公司 | Heating pipe and installation method thereof |
| CN107530770A (en) * | 2015-03-26 | 2018-01-02 | 皮罗泰克高温工业产品有限公司 | The control pin of heating |
| CN108235471A (en) * | 2018-01-29 | 2018-06-29 | 刘晓荣 | The overlength electrothermal tube and its processing method of a kind of soil remediation original position thermal desorption |
| CN109354391A (en) * | 2018-12-14 | 2019-02-19 | 东莞市凯迪碳素有限公司 | Vehicle-mounted 3D glass mold and the method for manufacturing vehicle-mounted 3D glass with it |
| US20190383493A1 (en) * | 2017-02-28 | 2019-12-19 | Ondol Life Co., Ltd. | Body contact-type warmer using heat pipe |
-
2005
- 2005-07-26 CN CN 200520034975 patent/CN2812479Y/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102271428A (en) * | 2010-06-03 | 2011-12-07 | 单昶 | Solid medium heat transfer roller |
| CN103404228A (en) * | 2010-08-31 | 2013-11-20 | 上海吉龙塑胶制品有限公司 | Small sink and PTC heater for heating liquid therein |
| CN102427621A (en) * | 2011-09-19 | 2012-04-25 | 朱建忠 | Immersion type electric heating pipe for melting and heat preservation of aluminum/zinc metal |
| CN102427621B (en) * | 2011-09-19 | 2014-10-22 | 朱建忠 | Immersive electrical heating pipe for melting and insulating aluminum/zinc metal |
| CN103375957A (en) * | 2012-04-24 | 2013-10-30 | 珠海格力电器股份有限公司 | Refrigerant heating device and air conditioner with same |
| CN103528289A (en) * | 2012-07-03 | 2014-01-22 | 珠海格力电器股份有限公司 | Refrigerant heating device and air conditioner with same |
| CN103528289B (en) * | 2012-07-03 | 2016-07-13 | 珠海格力电器股份有限公司 | Refrigerant heating device and air conditioner with same |
| CN104390470A (en) * | 2014-11-07 | 2015-03-04 | 西南铝业（集团）有限责任公司 | Heating pipe and installation method thereof |
| CN107530770A (en) * | 2015-03-26 | 2018-01-02 | 皮罗泰克高温工业产品有限公司 | The control pin of heating |
| US20190383493A1 (en) * | 2017-02-28 | 2019-12-19 | Ondol Life Co., Ltd. | Body contact-type warmer using heat pipe |
| CN108235471A (en) * | 2018-01-29 | 2018-06-29 | 刘晓荣 | The overlength electrothermal tube and its processing method of a kind of soil remediation original position thermal desorption |
| CN109354391A (en) * | 2018-12-14 | 2019-02-19 | 东莞市凯迪碳素有限公司 | Vehicle-mounted 3D glass mold and the method for manufacturing vehicle-mounted 3D glass with it |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20060830 Termination date: 20110726 |