CN201127124Y - Combined metallic PTC electric heater - Google Patents
Combined metallic PTC electric heater Download PDFInfo
- Publication number
- CN201127124Y CN201127124Y CNU2007200760132U CN200720076013U CN201127124Y CN 201127124 Y CN201127124 Y CN 201127124Y CN U2007200760132 U CNU2007200760132 U CN U2007200760132U CN 200720076013 U CN200720076013 U CN 200720076013U CN 201127124 Y CN201127124 Y CN 201127124Y
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- China
- Prior art keywords
- metal ptc
- electric heater
- basic structure
- heater
- ptc electric
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Air-Conditioning For Vehicles (AREA)
Abstract
The utility model relates to a combined metal PTC electric heater, which can be formed into different structures by different arrangements and combinations of metal PTC heater units having basic structure. The arrangements and combinations may be horizontal arrangement, vertical arrangement, array arrangement and arc arrangement. The utility model has the advantage that multiple heating units having basic structure are combined flexibly to obtain high power, and the electric heater is suitable for sizes and installation modes in different occasions.
Description
Technical field
The utility model relates to a kind of metal PTC electric heater, and is particularly a kind of that made up by some basic structure forms and be applicable to metal PTC electric heater in the heating plant.
Background technology
In the central heating ventilating system, extensively adopt electric heater can heat moving air; When heating, also extensively adopt by air conditioner electric heater as auxiliary thermal source.But electric heater traditional, single heater is because of being subjected to the restriction of structure and manufacturing process, and power is big inadequately, and mounting means is dumb, does not more and more satisfy the needs of heating technology development.
Summary of the invention
Technical problem of the present utility model is the combined metal PTC electric heater that will provide a kind of heating power big.
In order to solve above technical problem, the utility model provides a kind of combined metal PTC electric heater, this electric heater is by the metal PTC unit heater of a basic structure form, by different permutation and combination, form the combined metal PTC electric heater of different structure, this permutation and combination form has:
1) with the metal PTC unit heater of a plurality of basic structure forms, transversely arranged, constitute combined metal PTC electric heater;
2) with the metal PTC unit heater of a plurality of basic structure forms, vertically arrange, constitute combined metal PTC electric heater;
3) with the metal PTC unit heater of a plurality of basic structure forms, arrayed constitutes combined metal PTC electric heater;
4) with the metal PTC unit heater of a plurality of basic structure forms, arc shooting constitutes combined metal PTC electric heater.
The metal PTC unit heater of described basic structure form, be horizontal by several aluminium-alloy pipes, the pipe outside is nested with the aluminium alloy radiating fin, pipe two is fixedly connected with mounting panel, installing hole is arranged on the mounting panel, in several aluminium-alloy pipes, insert the metal PTC heating tube that there is extraction electrode at two ends.The metal PTC unit heater of described basic structure form can be made into linear or circular arc.
Superior effect of the present utility model is: adopts the heating unit flexible combination of a plurality of basic structure forms, obtains bigger heating power, and the multiple overall dimension and the mounting means of suitable different application occasion.
Description of drawings
Fig. 1 is the structural representation of the metal PTC unit heater of linear basic structure form of the present utility model;
Fig. 2 is the structural representation of the metal PTC unit heater of circular arc basic structure form of the present utility model;
Fig. 3 is the structural representation of the transversely arranged combination of first specific embodiment of the present utility model;
Fig. 4 is the circuit theory diagrams of Fig. 3;
Fig. 5 is the structural representation of second vertical permutation and combination of specific embodiment of the present utility model;
Fig. 6 is the circuit theory diagrams of Fig. 5;
Fig. 7 is the structural representation of the 3rd specific embodiment arrayed combination of the present utility model;
Fig. 8 is the circuit theory diagrams of Fig. 7;
Fig. 9 is the structural representation of the 4th specific embodiment arc shooting combination of the present utility model;
Figure 10 is the circuit theory diagrams of Fig. 9;
The number in the figure explanation
The 1-extraction electrode; 2-metal PTC heating tube;
3-aluminium alloy radiating fin; The 4-mounting panel;
The metal PTC unit heater of 5-basic structure form;
6-overtemperature protection system support;
The 7-overtemperature protection system;
The 71-temperature controller; The 72-thermal cut-off;
The 8-connecting line; The 9-longitudinal carrier;
The 10-U type is installed base plate; 11-array mounting bracket;
12-vertically arranges the metal PTC heater;
The 13-clamp; The 14-mounting bracket;
The 15-installing hole; 16-power supply phase line;
The 17-zero line.
Embodiment
See also shown in the accompanying drawing, the utility model will be further described.
The metal PTC unit heater 5 of basic structure form of the present utility model, be horizontal by several aluminium-alloy pipes, the pipe outside is nested with aluminium alloy radiating fin 3, pipe two is fixedly connected with mounting panel 4, on the mounting panel 4 installing hole is arranged, in several aluminium-alloy pipes, insert the metal PTC heating tube 2 that there is extraction electrode 1 at two ends.Shown in the structural representation of the metal PTC unit heater of Fig. 1 linear basic structure of the present utility model form, insert the metal PTC heating tube 2 that there is extraction electrode 1 at two two ends in two aluminium-alloy pipes in the middle of four horizontal aluminium-alloy pipes, the quantity of aluminium-alloy pipe and metal PTC heating tube 2 and length change by the power demand size.
Shown in the structural representation of the metal PTC unit heater of Fig. 2 circular arc basic structure of the present utility model form, its basic structure is with the metal PTC unit heater of aforesaid linear basic structure form, but is bent into circular arc.
The utility model provides a kind of combined metal PTC electric heater, this electric heater is by the metal PTC unit heater 5 of a basic structure form, by different permutation and combination, form the combined metal PTC electric heater of different structure, this permutation and combination form has:
1) with the metal PTC unit heater 5 of a plurality of basic structure forms, transversely arranged, constitute combined metal PTC electric heater.
As shown in Figure 3, the metal PTC unit heater 5 of three basic structure forms is transversely arranged, be screwed on left and right two mounting brackets, overtemperature protection system 7 is fixed therein on the metal PTC unit heater 5 of a basic structure form by overtemperature protection system support 6; Power line is drawn from the metal PTC unit heater 5 of overtemperature protection system 7 and another basic structure form, and the two ends of left and right two mounting brackets are embedded with insulating washer, and its centre bore is used for the utility model is installed on the application scenario, has the double insulation structure.
As shown in Figure 4, metal PTC electric heating tube 2 in the metal PTC unit heater 5 of all basic structure forms is connected in series through connecting line 8, overtemperature protection system 7 also is connected in the power circuit, when applied environment breaks down, as supply air system out of servicely cause the temperature superelevation, when reaching the operating temperature of temperature controller 71, the contact of temperature controller 71 disconnects, thereby cuts off the electricity supply; After temperature fell back to the safe temperature of temperature controller 71, temperature controller 71 contacts recovered to connect, and begin heating heavily again; The contact can not in time disconnect just in case temperature controller 71 breaks down; then temperature continues to raise above behind the operating temperature of temperature controller 71; when continuing to be elevated to the operating temperature of thermal cut-off 72; thermal fuse-link fusing is cut off the electricity supply and is irrecoverable; form permanent protection, the utlity model has dual overheat protective function.The utility model especially is suitable as the electric heating device of floor air conditioner.
2) with the metal PTC unit heater of a plurality of basic structure forms, vertically arrange, constitute combined metal PTC electric heater.
As shown in Figure 5, the metal PTC unit heater 5 of three basic structure forms is vertically arranged, and is screwed on the longitudinal carrier 9 of array; Vertically the combined metal PTC electric heater of arranging is fixed on the left and right two U-shapeds installation base plate; overtemperature protection system 7 is fixed therein on the metal PTC unit heater 5 of a basic structure form by support; power line is drawn the general supply lead-in wire by the connecting terminal block parallel connection.
As shown in Figure 6, metal PTC electric heating tube 2 in the metal PTC unit heater 5 of all basic structure forms is connected in series through connecting line 8, overtemperature protection system 7 also is connected in the power circuit, when applied environment breaks down, as supply air system out of servicely cause the temperature superelevation, when reaching the operating temperature of temperature controller 71, the contact of temperature controller 71 disconnects, thereby cuts off the electricity supply; After temperature fell back to the safe temperature of temperature controller 71, temperature controller 71 contacts recovered to connect, and begin heating heavily again; The contact can not in time disconnect just in case temperature controller 71 breaks down; then temperature continues to raise above behind the operating temperature of temperature controller 71; when continuing to be elevated to the operating temperature of thermal cut-off 72; thermal fuse-link fusing is cut off the electricity supply and is irrecoverable; form permanent protection, the utlity model has dual overheat protective function.The utility model is particularly useful in the air supply duct.
3) with the metal PTC unit heater of a plurality of basic structure forms, arrayed constitutes combined metal PTC electric heater.
As shown in Figure 7, several metal PTC electric heaters 12 of vertically arranging through screw on two array mounting brackets 11; The power line of the metal PTC electric heater 12 that each is vertically arranged is by the connecting terminal block parallel connection; draw the general supply lead-in wire, overtemperature protection system 7 is fixed on the metal PTC unit heater 5 of each metal PTC electric heater 12 one of them basic structure form of vertically arranging by support.
As shown in Figure 8, metal PTC electric heater 12 parallel connections that each is vertically arranged, overtemperature protection system 7 also is connected in each power circuit of vertically arranging, when applied environment breaks down, as supply air system out of servicely cause the temperature superelevation, when reaching the operating temperature of temperature controller 71, the contact of temperature controller 71 disconnects, thereby cuts off the electricity supply; After temperature fell back to the safe temperature of temperature controller 71, temperature controller 71 contacts recovered to connect, and begin heating heavily again; The contact can not in time disconnect just in case temperature controller 71 breaks down; then temperature continues to raise above behind the operating temperature of temperature controller 71; when continuing to be elevated to the operating temperature of thermal cut-off 72; thermal fuse-link fusing is cut off the electricity supply and is irrecoverable; form permanent protection, the utlity model has dual overheat protective function.The utility model is particularly useful for the heating of large tracts of land moving air.
4) with the metal PTC unit heater of a plurality of basic structure forms, arc shooting constitutes combined metal PTC electric heater.
As shown in Figure 9, the metal PTC unit heater 5 of several basic structure forms is bent into circular arc, is fixed on the mounting bracket 14 through clamp 13, if mounting bracket 14 is provided with installing hole 5, is used to be installed in each application scenario.
As shown in figure 10, draw lead after the whole parallel connections of heating tube 2 one ends in the metal PTC unit heater 5 of basic structure form and meet three-phase four-wire system zero-power line N17, the other end is drawn lead respectively after the parallel connection separately and is met power supply phase line a26, b26, c26.The utility model is particularly useful for the heating of large tracts of land moving air.The utility model is particularly useful for the electric heating device of large-scale ceiling installing type air conditioner.
Claims (3)
1, a kind of combined metal PTC electric heater is characterized in that:
This electric heater by different permutation and combination, forms the combined metal PTC electric heater of different structure by the metal PTC unit heater of a basic structure form, and this permutation and combination form has:
1) with the metal PTC unit heater of a plurality of basic structure forms, transversely arranged, constitute combined metal PTC electric heater;
2) with the metal PTC unit heater of a plurality of basic structure forms, vertically arrange, constitute combined metal PTC electric heater;
3) with the metal PTC unit heater of a plurality of basic structure forms, arrayed constitutes combined metal PTC electric heater;
4) with the metal PTC unit heater of a plurality of basic structure forms, arc shooting constitutes combined metal PTC electric heater.
2, by the described a kind of knockdown metal PTC electric heater of claim 1, it is characterized in that:
The metal PTC unit heater of described basic structure form, be horizontal by several aluminium-alloy pipes, the pipe outside is nested with the aluminium alloy radiating fin, pipe two is fixedly connected with mounting panel, installing hole is arranged on the mounting panel, in several aluminium-alloy pipes, insert the metal PTC heating tube that there is extraction electrode at two ends.
3, by the described a kind of knockdown metal PTC electric heater of claim 1, it is characterized in that:
The metal PTC unit heater of described basic structure form can be made into linear or circular arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200760132U CN201127124Y (en) | 2007-11-12 | 2007-11-12 | Combined metallic PTC electric heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200760132U CN201127124Y (en) | 2007-11-12 | 2007-11-12 | Combined metallic PTC electric heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201127124Y true CN201127124Y (en) | 2008-10-01 |
Family
ID=40000587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200760132U Expired - Fee Related CN201127124Y (en) | 2007-11-12 | 2007-11-12 | Combined metallic PTC electric heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201127124Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103052181A (en) * | 2011-10-11 | 2013-04-17 | 上海华族实业有限公司 | Metal ceramic hybrid PTC (Positive Temperature Coefficient) fast electric heater |
| CN104417309A (en) * | 2013-08-26 | 2015-03-18 | 广东增城市基业汽车空调有限公司 | Crane get-on cab scroll compressor electric air conditioner and operation method |
| CN104994604A (en) * | 2015-07-07 | 2015-10-21 | 芜湖华族实业有限公司 | Novel multi-layer heat radiation structure of heater |
-
2007
- 2007-11-12 CN CNU2007200760132U patent/CN201127124Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103052181A (en) * | 2011-10-11 | 2013-04-17 | 上海华族实业有限公司 | Metal ceramic hybrid PTC (Positive Temperature Coefficient) fast electric heater |
| CN103052181B (en) * | 2011-10-11 | 2015-09-30 | 上海华族实业有限公司 | Tao Jin mixed type PTC fast electric heater |
| CN104417309A (en) * | 2013-08-26 | 2015-03-18 | 广东增城市基业汽车空调有限公司 | Crane get-on cab scroll compressor electric air conditioner and operation method |
| CN104994604A (en) * | 2015-07-07 | 2015-10-21 | 芜湖华族实业有限公司 | Novel multi-layer heat radiation structure of heater |
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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: 20081001 Termination date: 20111112 |