CN203517974U - Electric heater provided with heating unit with metal resistance straps, and heating unit of electric heater - Google Patents
Electric heater provided with heating unit with metal resistance straps, and heating unit of electric heater Download PDFInfo
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- CN203517974U CN203517974U CN201320495448.6U CN201320495448U CN203517974U CN 203517974 U CN203517974 U CN 203517974U CN 201320495448 U CN201320495448 U CN 201320495448U CN 203517974 U CN203517974 U CN 203517974U
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- insulated bearing
- heater
- metal resistor
- rectangle
- bearing plate
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Abstract
A counter flow type electric heater provided with a heating unit with metal resistance straps comprises the heating unit (400) and a temperature control assembly (600) which are arranged on a base (100) and contained in a shell (200). Particularly, the contained heating unit (400) comprises at least three rows of metal resistance straps (420), insulation bearing board assemblies (410) and wiring terminals (430) arranged on the insulation bearing board assemblies (410), wherein the metal resistance straps (420) are in series and parallel changing-over through power switch components and used for adjusting electric heating power, at least three rows of rectangular through holes (4111) are stamped in two of the insulation bearing board assemblies (410), and the two insulation bearing board assemblies (411 or 411' and 411'') respectively support and fix at least three metal resistance straps (420) bent to be wavy so as to form the three-row heating unit (400) with the electric connection relation changed over at any time, and to be erected in a containing cavity in the lower portion of the heater. According to the electric heater and the heating unit of the electric heater, the electric heating power can be adjusted conveniently, the capacity of heat exchange between the heating unit and surrounding air is high, and the resistance straps are long in service life.
Description
technical fieldthe utility model relates to the air heater with heat-generating device, relates in particular to domestic air convection type space heater, and it equip, with metal resistor tape moulding, be fixed on the metal resistor tape heater on micarex.
background technologythe heater of prior art domestic air convection heater comprises with Types Below:
Fin type, heater is the metal tube that built-in metal resistance wire refills silica flour, or is the resistor rod of sinter molding, at this metal tube or resistor rod, has metal fin outward for heat radiation, it is heating up rapidly, heating effect is good, but cost is high;
Plate, heater is that large-area tabular high-temperature insulation material is mailed metallic resistance silk in it, or heating film is coated on to described tabular high-temperature insulation material surface, this type of heater cost is lower, but heating up slow, and in warmer operational phase in early stage, outer tabular high-temperature insulation material often has emission of bad smell;
Heating wire type, heater is to be wound around metallic resistance silk on the support made of high-temperature insulation material, this kind heater is heating up rapidly, heating effect is good, and with low cost, but during its work, resistive heater surface temperature is very high, easily cause resistance wire surface oxidation, reduce the service life of heater.
Have, prior art domestic air convection type space heater is equipped this type of heater again, conventionally only with two, arrange or two groups, thereby the adjusting of its electrical power also only has 50% and 100% two grade, and practical application is convenient not.
utility model contentthe technical problems to be solved in the utility model is to avoid above-mentioned the deficiencies in the prior art part and the good cost of a kind of heating property longer heater in lower and service life is provided, simultaneously and the space heater that provides every complete machine at least to equip the described heater of three rows, thus can regulate more easily the size of warming electric power.
The technical scheme that the utility model solve the technical problem employing is, a kind of convection type space heater of equipping metal resistor tape heater, comprise base, housing, and be placed on base and housing in heater and temperature-controlling module, especially, describedly by accommodating heater, comprised at least three rows, by power switching device, do connection in series-parallel changing-over, for regulating the metal resistor tape of electric heating power, and insulation supporter board component and setting binding post thereon, the at least three row's rectangle through holes that had on two insulated bearing plates punching press in this insulation supporter board component, and each supporting of these two insulated bearing plates is fixed wtih at least three and is bent into corrugated metal resistor tape, parallel with one another or the series connection of the fixing two strip metal resistive bands of correspondence position or adjacent proximal most position on described two insulated bearing plates, form three rows and can switch at any time the heater of electrical connection, this heater is horizontally fixed in parallel to each other on its insulated bearing plate with three layers of its metal resistor tapes and stands in the bottom cavity volume of warmer.
Compared with the existing technology, the beneficial effects of the utility model are:
1, the heater of equipping, its resistive band is the metal tape with narrow and long rectangular cross section, the resistive band of same heating power, it is circular heating wire that its surface area is greater than cross section, this resistive band surface and surrounding medium, air for example, heat-exchange capacity is strong, and heating effect is good, and surface Working Temperature is low, be not easy oxidation, the life-span is long;
2, with regard to space heater complete machine, the resistive band of the heater of equipping is arranged and is no less than three rows, is equally also in order to strengthen the heating area of resistive band itself, reaches same heating effect and but can make resistive band surface Working Temperature lower, be not easy oxidation, extend service life;
3, described resistive band is arranged and is no less than three rows, also can easily realize many grades of conversions, is obviously better than the heater that only has two rows or following quantity resistive band/silk to arrange.
accompanying drawing explanationfig. 1 is the axonometric projection schematic diagram of metal tape heater 400 preferred embodiments one of the utility model space heater equipment;
Fig. 2 is that the master of Fig. 1 heater 400 orthographic projections looks schematic diagram;
Fig. 3 is the schematic top plan view of Fig. 1 heater 400 orthographic projections;
Fig. 4 is that cross-sectional schematic is looked on the orthographic projection right side of the utility model space heater two preferred embodiments;
Fig. 5 is the main partial schematic sectional view of looking of the orthographic projection of described two preferred embodiments;
Fig. 6 is the utility model space heater equipment, with the axonometric projection part enlarged diagram of the preferred embodiment one of three superimposed formation heaters of insulation board;
Fig. 7 is the decomposing state axonometric projection schematic diagram of Fig. 6 heater;
Fig. 8 is the local enlarged diagram of axonometric projection of the utility model space heater equipment, a preferred embodiment two with two superimposed formation heaters of insulation board.
the specific embodimentwith regard to the utility model content, in conjunction with each accompanying drawing, do further and elaborate below.
The space heater of the utility model equipment metal resistor tape heater, see Fig. 4 and Fig. 5, comprise base 100, housing 200, and be placed on base 100 and housing 200 in heater 400 and temperature-controlling module 600, especially, described by accommodating heater 400 comprise at least three rows, by power switching device do connection in series-parallel changing-over, for regulating the metal resistor tape 420 of electric heating power, and insulation supporter board component 410 and binding post 430 is thereon set.See again Fig. 1 to Fig. 3, and Fig. 6 to Fig. 8, in described insulation supporter board component 410, have two insulated bearing plates 411 or 411 ', 411 ' ' upper punching press at least three row's rectangle through holes 4111, and these two insulated bearing plates 411 or 411 ', 411 ' ' each supporting is fixed wtih at least three and is bent into corrugated metal resistor tape 420, described two insulated bearing plates 411 or 411 ', parallel with one another or the series connection of the fixing two strip metal resistive bands 420 of 411 ' ' upper correspondence position or adjacent proximal most position, form three rows and can switch at any time the heater 400 of electrical connection, this heater 400 with 420 3 layers of its metal resistor tapes be horizontally fixed in parallel to each other its insulated bearing plate 411 or 411 ', 411 ' ' above stand in the bottom cavity volume of warmer.Described base 100 is overhead micro-by each castor supporting, is provided with the air inlet 130 that sinks cold air from below on base 100, and the positive top of described housing 200 offers the air outlet 230 of the rear warm air of heating.
The utility model family expenses convection type space heater, its temperature-controlling module 600 is arranged on insulation supporter board component 410, for cutting off the electricity supply when described metal resistor tape 420 over temperature and heat, this temperature-controlling module 600 comprises current fuse and/or bimetal leaf thermal cut-out.
The utility model is for the metal resistor tape heater 400 of convection type space heater, preferred embodiment one, comprise insulation supporter board component 410 and binding post 430 is thereon set, and metal resistor tape 420, its insulation supporter board component 410 comprises that two have at least three row's rectangle through holes 4111 on it, duplicate the first insulated bearing plate 411, and one on it without any the second insulated bearing plate 412 of through hole, described two first insulated bearing plate 411 each supportings are fixed wtih at least three and are bent into corrugated metal resistor tape 420, all crest/troughs of these metal resistor tape 420 moulding are threaded in rectangle through hole 4111 corresponding on this two first insulated bearing plate 411 respectively, until the plate face between two rectangle through holes 4111 on described insulated bearing plate 411 is close in corresponding trough/crest inner side, described two first insulated bearing plates 411 tighten the one side of metal clad resistive band 420 troughs/crest inner side and place in opposite directions, one of intermediate isolating on it without any the second insulated bearing plate 412 of through hole, described three insulated bearing plate 411+412+411 are close to fixing mutually, and two strip metal resistive bands 420 of correspondence position mutually after in parallel or series connection on two insulated bearing plates 411 respectively, be connected on binding post 430, form the heater 400 that at least three rows can be switched electrical connection at any time.
The utility model is for the metal resistor tape heater 400 of convection type space heater, preferred embodiment two, comprise insulation supporter board component 410 and binding post 430 is thereon set, and metal resistor tape 420, its insulation supporter board component 410 comprises that two have at least three row's rectangle through holes 4111 on it, and on this two boards respectively arrange rectangle through hole 4111 the third and fourth insulated bearing plate 411 that horizontal level staggers up and down each other ', 411 ' ', described two third and fourth insulated bearing plates 411 ', 411 ' ' each supporting is fixed wtih at least three and is bent into corrugated metal resistor tape 420, all crest/troughs of these metal resistor tape 420 moulding be threaded into respectively this two third and fourth insulated bearing plate 411 ', in 411 ' ' upper corresponding rectangle through hole 4111, until corresponding trough/crest inner side be close to described insulated bearing plate 411 ', plate face between 411 ' ' upper two rectangle through holes 4111, described two insulated bearing plate 411 '+411 ' ' one side of tightening metal clad resistive band 420 troughs/crest inner side is placed in opposite directions, be close to mutually fixing, and respectively two insulated bearing plates 411 ', 411 ' ' on after the parallel with one another or series connection of two strip metal resistive bands 420 of adjacent proximal most position, be connected on binding post 430, form the heater 400 that at least three rows can be switched electrical connection at any time.
The utility model is for the metal resistor tape heater 400 of convection type space heater, its preferred embodiment one or two all also comprises the temperature-controlling module 600 being arranged on insulation supporter board component 410, for cutting off the electricity supply when described metal resistor tape 420 over temperature and heat, this temperature-controlling module 600 comprises again current fuse and/or bimetal leaf thermal cut-out.Metal resistor tape 420 in described two preferred embodiments, is all nickel-chromium alloy resistive band, insulated bearing plate 411,412 used, and 411 ', 411 ' ', be all micarex.
Claims (8)
1. equip a convection type space heater for metal resistor tape heater, comprise base (100), housing (200), and be placed in base (100) is upper and housing (200) is interior heater (400) and temperature-controlling module (600), it is characterized in that:
Describedly by accommodating heater (400), comprised at least three rows, by power switching device, do connection in series-parallel changing-over, for regulating the metal resistor tape (420) of electric heating power, and insulation supporter board component (410) and setting binding post (430) thereon, in this insulation supporter board component (410), have two insulated bearing plates (411 or 411 ', 411 ' ') upper punching press at least three row's rectangle through holes (4111), and these two insulated bearing plates (411 or 411 ', 411 ' ') each supporting is fixed wtih at least three and is bent into corrugated metal resistor tape (420), described two insulated bearing plates (411 or 411 ', 411 ' ') upper correspondence position or the fixing two strip metal resistive bands (420) of adjacent proximal most position are parallel with one another or series connection, form three rows and can switch at any time the heater (400) of electrical connection, this heater (400) with (420) three layers of its metal resistor tapes be horizontally fixed in parallel to each other its insulated bearing plate (411 or 411 ', 411 ' ') above stand in the bottom cavity volume of warmer.
2. according to space heater claimed in claim 1, it is characterized in that: described temperature-controlling module (600) is arranged on insulation supporter board component (410), for cutting off the electricity supply when described metal resistor tape (420) over temperature and heat, this temperature-controlling module (600) comprises current fuse and/or bimetal leaf thermal cut-out.
3. according to space heater claimed in claim 1, it is characterized in that: the described insulation supporter board component (410) by accommodating heater (400) comprises that two have at least three row's rectangle through holes (4111) on it, duplicate the first insulated bearing plate (411), and one on it without any second insulated bearing plate (412) of through hole, each supporting of described two first insulated bearing plates (411) is fixed wtih at least three and is bent into corrugated metal resistor tape (420), all crest/troughs of this metal resistor tape (420) moulding are threaded into respectively this two first insulated bearing plate (411) and go up in corresponding rectangle through hole (4111), until the plate face between the upper two rectangle through holes (4111) of described insulated bearing plate (411) is close in corresponding trough/crest inner side, described two first insulated bearing plates (411) tighten the one side of metal clad resistive band (420) trough/crest inner side and place in opposite directions, one of intermediate isolating on it without any second insulated bearing plate (412) of through hole, described three insulated bearing plates (411+412+411) are close to fixing mutually, and respectively after the mutual parallel connection of two strip metal resistive bands (420) or series connection of the upper correspondence position of two the first insulated bearing plates (411), be connected to binding post (430) upper, form the heater (400) that at least three rows can be switched electrical connection at any time.
4. according to space heater claimed in claim 1, it is characterized in that: the described insulation supporter board component (410) by accommodating heater (400) comprises that two have at least three row's rectangle through holes (4111) on it, and on these two insulated bearing plates respectively arrange rectangle through hole (4111) the third and fourth insulated bearing plate that horizontal level staggers up and down each other (411 ', 411 ' '), described two third and fourth insulated bearing plates (411 ', 411 ' ') each supporting is fixed wtih at least three and is bent into corrugated metal resistor tape (420), respectively all crest/troughs of this metal resistor tape (420) moulding be threaded into respectively this two third and fourth insulated bearing plate (411 ', 411 ' ') go up in corresponding rectangle through hole (4111), until corresponding trough/crest inner side be close to described insulated bearing plate (411 ', 411 ' ') plate face between upper two rectangle through holes (4111), described two insulated bearing plates (411 '+411 ' ') tighten the one side of metal clad resistive band (420) trough/crest inner side and place in opposite directions, be close to mutually fixing, and respectively two insulated bearing plates (411 ', 411 ' ') after the parallel with one another or series connection of two strip metal resistive bands (420) of upper adjacent proximal most position, be connected to binding post (430) upper, form the heater (400) that at least three rows can be switched electrical connection at any time.
5. the metal resistor tape heater (400) for convection type space heater, comprises insulation supporter board component (410) and binding post (430) is thereon set, and metal resistor tape (420), it is characterized in that:
Described insulation supporter board component (410) comprises that two have at least three row's rectangle through holes (4111) on it, duplicate the first insulated bearing plate (411), and one on it without any second insulated bearing plate (412) of through hole, each supporting of described two first insulated bearing plates (411) is fixed wtih at least three and is bent into corrugated metal resistor tape (420), all crest/troughs of this metal resistor tape (420) moulding are threaded into respectively this two first insulated bearing plate (411) and go up in corresponding rectangle through hole (4111), until the plate face between the upper two rectangle through holes (4111) of described insulated bearing plate (411) is close in corresponding trough/crest inner side, described two first insulated bearing plates (411) tighten the one side of metal clad resistive band (420) trough/crest inner side and place in opposite directions, one of intermediate isolating on it without any second insulated bearing plate (412) of through hole, described three insulated bearing plates (411+412+411) are close to fixing mutually, and respectively after the mutual parallel connection of two strip metal resistive bands (420) or series connection of the upper correspondence position of two insulated bearing plates (411), be connected to binding post (430) upper, form the heater (400) that at least three rows can be switched electrical connection at any time.
6. according to metal resistor tape heater claimed in claim 5 (400), it is characterized in that: also comprise temperature-controlling module (600), be arranged on insulation supporter board component (410), for cutting off the electricity supply when described metal resistor tape (420) over temperature and heat, this temperature-controlling module (600) comprises current fuse and/or bimetal leaf thermal cut-out.
7. the metal resistor tape heater (400) for convection type space heater, comprises insulation supporter board component (410) and binding post (430) is thereon set, and metal resistor tape (420), it is characterized in that:
Described insulation supporter board component (410) comprises that two have at least three row's rectangle through holes (4111) on it, and on this two boards respectively arrange rectangle through hole (4111) the third and fourth insulated bearing plate that horizontal level staggers up and down each other (411 ', 411 ' '), described two third and fourth insulated bearing plates (411 ', 411 ' ') each supporting is fixed wtih at least three and is bent into corrugated metal resistor tape (420), all crest/troughs of this metal resistor tape (420) moulding be threaded into respectively this two third and fourth insulated bearing plate (411 ', 411 ' ') go up in corresponding rectangle through hole (4111), until corresponding trough/crest inner side be close to described insulated bearing plate (411 ', 411 ' ') plate face between upper two rectangle through holes (4111), described two insulated bearing plates (411 '+411 ' ') tighten the one side of metal clad resistive band (420) trough/crest inner side and place in opposite directions, be close to mutually fixing, and respectively two insulated bearing plates (411 ', 411 ' ') after the parallel with one another or series connection of two strip metal resistive bands (420) of upper adjacent proximal most position, be connected to binding post (430) upper, form the heater (400) that at least three rows can be switched electrical connection at any time.
8. according to metal resistor tape heater claimed in claim 7 (400), it is characterized in that: also comprise temperature-controlling module (600), be arranged on insulation supporter board component (410), for cutting off the electricity supply when described metal resistor tape (420) over temperature and heat, this temperature-controlling module (600) comprises current fuse and/or bimetal leaf thermal cut-out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320495448.6U CN203517974U (en) | 2013-08-14 | 2013-08-14 | Electric heater provided with heating unit with metal resistance straps, and heating unit of electric heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320495448.6U CN203517974U (en) | 2013-08-14 | 2013-08-14 | Electric heater provided with heating unit with metal resistance straps, and heating unit of electric heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203517974U true CN203517974U (en) | 2014-04-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320495448.6U Expired - Lifetime CN203517974U (en) | 2013-08-14 | 2013-08-14 | Electric heater provided with heating unit with metal resistance straps, and heating unit of electric heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203517974U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105934008A (en) * | 2016-07-11 | 2016-09-07 | 季国民 | High-low voltage electric heating module |
| CN107889287A (en) * | 2017-09-30 | 2018-04-06 | 中核新能核工业工程有限责任公司 | It is a kind of to be used for high temperature fluidized bed electric heater |
-
2013
- 2013-08-14 CN CN201320495448.6U patent/CN203517974U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105934008A (en) * | 2016-07-11 | 2016-09-07 | 季国民 | High-low voltage electric heating module |
| CN105934008B (en) * | 2016-07-11 | 2022-12-06 | 季国民 | High-low voltage electric heating module |
| CN107889287A (en) * | 2017-09-30 | 2018-04-06 | 中核新能核工业工程有限责任公司 | It is a kind of to be used for high temperature fluidized bed electric heater |
| CN107889287B (en) * | 2017-09-30 | 2021-06-22 | 中核新能核工业工程有限责任公司 | Electric heater for high-temperature fluidized bed |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140402 |