CN204202003U - A kind of heating fan of fire-proof - Google Patents
A kind of heating fan of fire-proof Download PDFInfo
- Publication number
- CN204202003U CN204202003U CN201420572703.7U CN201420572703U CN204202003U CN 204202003 U CN204202003 U CN 204202003U CN 201420572703 U CN201420572703 U CN 201420572703U CN 204202003 U CN204202003 U CN 204202003U
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- China
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- infrared
- switch
- heat
- generating disc
- photoelectric
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Abstract
A kind of heating fan of fire-proof, it is made up of base, support bar, head-shaking motor, fixed axis, heat-generating disc, flameproof enclosure, reflection disk and disc type back cover, protective cover, heat-generating disc fixed axis, described protective cover is provided with an infrared module, described infrared module is provided with an infrared transmitting device and a Photoelectric infrared switch, described infrared transmitting device is connected with power switch with Photoelectric infrared switch, just can work as long as power switch is opened; Described Photoelectric infrared switch is connected with heat-generating disc, and when Photoelectric infrared switch is in disconnection, in heat-generating disc, no current passes through; After the protective cover of heating fan is capped, covering has blocked the IR that infrared transmitting device sends, when Photoelectric infrared switch does not receive corresponding IR, Photoelectric infrared switch is in off-state, electric current will not be had through heat-generating disc, heat-generating disc does not work, and prevents the generation of fire.
Description
Technical field
The utility model relates to a kind of heating fan, particularly a kind of heating fan of fire-proof, belongs to household electrical appliances design field.
Background technology
In use, can be covered by the combustibles of surrounding because of carelessness, easily cause fire, particularly part user likes carrying out roasting clothes with heating fan heating fan, and likes clothes to be directly layered on heating fan, more easily causes fire.
Current heating fan shortage detects its function whether be capped automatically, can not solve the problem.
Summary of the invention
For the problems referred to above, the purpose of this utility model is: the heating fan providing a kind of fire-proof, and whether it automatically can detect it and be capped, if heating fan is capped, it can power-off timely automatically, prevents the generation of fire.
Solution the technical solution of the utility model is: a kind of heating fan of fire-proof, it is made up of base, support bar, head-shaking motor, fixed axis, heat-generating disc, flameproof enclosure, reflection disk and disc type back cover, protective cover, heat-generating disc fixed axis, described protective cover is provided with an infrared module, described infrared module is provided with an infrared transmitting device and a Photoelectric infrared switch, described infrared transmitting device is connected with power switch with Photoelectric infrared switch, just can work as long as power switch is opened; Described Photoelectric infrared switch is connected with heat-generating disc, and when Photoelectric infrared switch is in disconnection, in heat-generating disc, no current passes through; After the protective cover of heating fan is capped, covering has blocked the IR that infrared transmitting device sends, when Photoelectric infrared switch does not receive corresponding IR, Photoelectric infrared switch is in off-state, electric current will not be had through heat-generating disc, heat-generating disc does not work, and prevents the generation of fire.
Further, described flameproof enclosure is also provided with three speculums and three speculums and infrared module are evenly distributed on the excircle of protective cover except being provided with an infrared module; Described infrared transmitting device becomes miter angle to be installed together with Photoelectric infrared switch; The IR that described infrared transmitting device sends is irradiated on speculum, be able to be irradiated on Photoelectric infrared switch after three pieces of speculum reflections.Benefit of its such design extends the path between IR that infrared transmitting device sends to Photoelectric infrared switch, expands the area coverage of infrared ray, add the sensitivity of detection.
Further, described a kind of toaster with humidification function, it uses 220V alternating current as power supply; 200V AC power is connected with Transformer Rectifier circuit; Transformer Rectifier circuit is connected with mu balanced circuit; The output of mu balanced circuit connects power switch; Power switch is accessed, other end ground connection after one end of Photoelectric infrared switch and heat-generating disc series connection; Described infrared transmitting device one end ground connection, other end access power switch.
Further, a series connection protective resistance between described Photoelectric infrared switch and power supply start; Described infrared transmitting device and power switch are directly connected a protective resistance.
220V alternating current is become 16V alternating current by transformer by described Transformer Rectifier circuit, then to carry out rectification by diode be direct current; Described mu balanced circuit carries out voltage stabilizing by chip 7812, for heat-generating disc, infrared transmitting device and Photoelectric infrared switch provide stable 12V dc source.Described Transformer Rectifier circuit and mu balanced circuit, the scope that its principle is well known to those skilled in the art, no longer sets forth here.
Usefulness of the present utility model is: a kind of heating fan of fire-proof, whether it automatically can detect it and be capped, if heating fan is capped, it can power-off timely automatically, prevent the generation of fire, it has the features such as structure is simple, easy to use, with low cost simultaneously.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is overall structure figure of the present utility model.
Fig. 2 is partial enlarged drawing of the present utility model.
Fig. 3 is front view of the present utility model and operation principle schematic diagram.
Fig. 4 is partial sectional view of the present utility model.
Fig. 5 is circuit theory diagrams in the utility model.
In figure, each label represents successively: base (1), fixed axis (2), support bar (3), head-shaking motor (4), reflection disk and disc type back cover (5), infrared module (6), infrared transmitting device (6a), Photoelectric infrared switch (6b), heat-generating disc fixed axis (7), flameproof enclosure (8), speculum (9), protective cover (10), heat-generating disc (11), IR (12), Transformer Rectifier circuit (13), mu balanced circuit (14), power switch (15), protective resistance (16).
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the utility model is further described; because the following stated is only the detailed description of the invention of this utility model; but protection of the present utility model is not limited thereto; the change that any those skilled in the art expect or alternative, is all encompassed within protection domain of the present utility model.
A kind of heating fan of fire-proof, it is by base (1), support bar (3), head-shaking motor (4), fixed axis (2), heat-generating disc (11), flameproof enclosure (8), reflection disk and disc type back cover (5), protective cover (10), heat-generating disc (11) fixed axis (7) forms, described protective cover (10) is provided with an infrared module (6), described infrared module (6) is provided with an infrared transmitting device (6a) and a Photoelectric infrared switch (6b), described infrared transmitting device (6a) is connected with power switch (15) with Photoelectric infrared switch (6b), just can work as long as power switch (15) is opened, described Photoelectric infrared switch (6b) is connected with heat-generating disc (11), and when Photoelectric infrared switch (6b) is in disconnection, heat-generating disc (11) interior no current passes through, after the protective cover (10) of heating fan is capped, covering has blocked the IR (12) that infrared transmitting device (6a) sends, when Photoelectric infrared switch (6b) does not receive corresponding IR (12), Photoelectric infrared switch (6b) is in off-state, electric current will not be had through heat-generating disc (11), heat-generating disc (11) does not work, and prevents the generation of fire.
Further, described flameproof enclosure (8) is also provided with three speculums (9) and three speculums (9) and infrared module (6) are evenly distributed on the excircle of protective cover (10) except being provided with an infrared module (6); Described infrared transmitting device (6a) becomes miter angle to be installed together with Photoelectric infrared switch (6b); The IR (12) that described infrared transmitting device (6a) sends is irradiated on speculum (9), be able to be irradiated on Photoelectric infrared switch (6b) after three pieces of speculum (9) reflections.Benefit of its such design extends the path between IR (12) that infrared transmitting device (6a) sends to Photoelectric infrared switch (6b), expands the area coverage of infrared ray, add the sensitivity of detection.
Further, described a kind of toaster with humidification function, it uses 220V alternating current as power supply; 200V AC power is connected with Transformer Rectifier circuit (13); Transformer Rectifier circuit (13) is connected with mu balanced circuit (14); The output of mu balanced circuit (14) connects power switch (15); Power switch (15) is accessed, other end ground connection after one end of Photoelectric infrared switch (6b) and heat-generating disc (11) series connection; Described infrared transmitting device (6a) one end ground connection, other end access power switch (15).
Further, a series connection protective resistance (16) between described Photoelectric infrared switch (6b) and power supply start; Described infrared transmitting device (6a) and power switch (15) are directly connected a protective resistance (16).
220V alternating current is become 16V alternating current by transformer by described Transformer Rectifier circuit (13), then to carry out rectification by diode be direct current; Described mu balanced circuit (14) carries out voltage stabilizing by chip 7812, for heat-generating disc (11), infrared transmitting device (6a) and Photoelectric infrared switch (6b) provide stable 12V dc source.Described Transformer Rectifier circuit (13) and mu balanced circuit (14), the scope that its principle is well known to those skilled in the art, no longer sets forth here.
Claims (1)
1. a heating fan for fire-proof, is characterized in that: it is made up of base (1), support bar (3), head-shaking motor (4), fixed axis (2), heat-generating disc (11), flameproof enclosure (8), reflection disk and disc type back cover (5), protective cover (10), heat-generating disc (11) fixed axis (7); Described protective cover (10) is provided with an infrared module (6), described infrared module (6) is provided with an infrared transmitting device (6a) and a Photoelectric infrared switch (6b), described infrared transmitting device (6a) is connected with power switch (15) with Photoelectric infrared switch (6b), just can work as long as power switch (15) is opened; Described Photoelectric infrared switch (6b) is connected with heat-generating disc (11), and when Photoelectric infrared switch (6b) is in disconnection, heat-generating disc (11) interior no current passes through; Described flameproof enclosure (8) is also provided with three speculums (9) and three speculums (9) and infrared module (6) are evenly distributed on the excircle of protective cover (10) except being provided with an infrared module (6); Described infrared transmitting device (6a) becomes miter angle to be installed together with Photoelectric infrared switch (6b); The IR (12) that described infrared transmitting device (6a) sends is irradiated on speculum (9), be able to be irradiated on Photoelectric infrared switch (6b) after three pieces of speculum (9) reflections.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420572703.7U CN204202003U (en) | 2014-10-05 | 2014-10-05 | A kind of heating fan of fire-proof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420572703.7U CN204202003U (en) | 2014-10-05 | 2014-10-05 | A kind of heating fan of fire-proof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204202003U true CN204202003U (en) | 2015-03-11 |
Family
ID=52659959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420572703.7U Withdrawn - After Issue CN204202003U (en) | 2014-10-05 | 2014-10-05 | A kind of heating fan of fire-proof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204202003U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104235938A (en) * | 2014-10-05 | 2014-12-24 | 龙文凯 | Fireproof heating fan |
| CN105240904A (en) * | 2015-10-28 | 2016-01-13 | 桂林新艺制冷设备有限责任公司 | Fireproof heater |
-
2014
- 2014-10-05 CN CN201420572703.7U patent/CN204202003U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104235938A (en) * | 2014-10-05 | 2014-12-24 | 龙文凯 | Fireproof heating fan |
| CN105240904A (en) * | 2015-10-28 | 2016-01-13 | 桂林新艺制冷设备有限责任公司 | Fireproof heater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150311 Effective date of abandoning: 20170405 |
|
| AV01 | Patent right actively abandoned |