CN202604312U - Electric blanket - Google Patents
Electric blanket Download PDFInfo
- Publication number
- CN202604312U CN202604312U CN 201220302478 CN201220302478U CN202604312U CN 202604312 U CN202604312 U CN 202604312U CN 201220302478 CN201220302478 CN 201220302478 CN 201220302478 U CN201220302478 U CN 201220302478U CN 202604312 U CN202604312 U CN 202604312U
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- China
- Prior art keywords
- controller
- electric blanket
- heating wire
- circuit
- voltage
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- 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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Abstract
The utility model relates to an electric blanket, in particular to an electric blanket which is convenient to use, simple in operation and capable of remarkably improving the safety. The electric blanket is provided with a heating wire in a blanket body and is characterized by further comprising a controller, a voltage and current detecting circuit and a relay, wherein the voltage and current detecting circuit, the relay and the heating wire are connected in series to form a heating circuit, the voltage and current detecting circuit is connected with the signal input end of the controller, and the relay is connected with the signal output end of the controller. A working state of the electric blanket is monitored at any time by adopting the controller according to a voltage and current detecting result. When the heating wire is disconnected, the controller can rapidly find the abnormal condition of the electric blanket and simultaneously drives the relay to be disconnected with the heating circuit and give an alarm, accidents caused by short circuit of the disconnection of the heating wire can be effectively avoided, and the electric blanket has the remarkable advantages of being reasonable in structure, simple and convenient to use, safe, reliable and the like.
Description
Technical field
The utility model relates to a kind of electric blanket, relates in particular to a kind of easy to usely, simple to operate, can significantly improve the electric blanket of security.
Background technology
As everyone knows, electric blanket is through the fuel factor heating of electricity, and traditional electric blanket inner disc is arranged with heating wire; Heating wire generally adopts the higher material of resistance value to process, and in use, heating wire is connected with external power source; Produce heat energy when electric current is flowed through heating wire, reach the purpose of heating.Along with the increase of service time, hardening, aging, frangible can take place in heating wire unavoidably, in addition; The bending of improper property also can cause fractureing of heating wire in the use, and then causes the short circuit of heater circuit perhaps to open circuit, because heating wire is coiled in blanket inside; Its breaks often is difficult for discovering; And under the situation of energising, no matter be the short circuit of heating wire or open circuit, bring threat all for user's safety.Can know from media report, bring great loss to people by the security incident that the electric blanket initiation fire causes.In order to prevent the generation of accident, fire department advocates and sleeping before, uses electric blanket, timely deenergization and the timely ways such as electric blanket that more renew when sleeping, yet this can not tackle the problem at its root.Therefore, need a kind of abnormal operating state such as short circuit that can be directed against heating wire in the electric blanket at present badly and perhaps open circuit the device of in time cutting off the electricity supply.
In addition, existing electric blanket realizes that through a plurality of heating gears are set each gear power is different aspect temperature control; But long-time continuing used, and electric blanket temperature is higher, not only brings damage to heating wire easily; Also can use registered permanent residence dry tongue dry; Comfortableness is relatively poor, and is in for a long time under the environment of electromagnetic radiation, also can work the mischief to human body.
Summary of the invention
The utility model proposes a kind of rational in infrastructure, precise control to the shortcoming and defect that exists in the prior art, can in time realize safe early warning according to the improper duty of heating wire, and then effectively improve the electric blanket of security.
The utility model can reach through following measure:
A kind of electric blanket; Be provided with heating wire in the blanket body; It is characterized in that also being provided with controller, voltage and current detection circuit, relay; Wherein voltage and current detection circuit, relay, heating wire are composed in series heater circuit, and voltage and current detection circuit is connected with the signal input part of controller, and relay is connected with the signal output part of controller.
The utility model also is provided with the temperature sensor that is connected with controller, is used to gather the temperature of electric blanket and the data of gathering are fed back to controller.
The utility model also is provided with the alarm that is connected with controller, is provided with alarm lamp and loudspeaker in the alarm, is used for the abnormal operating state of electric blanket is carried out early warning, reminds the user to take appropriate measures as early as possible.
Heating wire adopts carbon fiber heating line in the utility model, compares with traditional heating wire, has significant advantages such as long service life, electromagnetic radiation are low.
Be provided with control chip and control circuit in the controller described in the utility model, write algorithm in the control chip in advance, be used to control the duty of whole device; In order further to improve the comfortableness of product, can also be provided with the LCDs that is connected with control chip in the utility model controller, LCDs is connected with control chip through display circuit; Be used for running parameter such as temperature, voltage, electric current of real-time displaying device etc.; During use, the information real-time of voltage and current detection circuit collection is sent in the controller, after the heating wire short circuit or opening circuit; The data of voltage and current detection circuit collection change; Control chip in controller control relay in view of the above breaks off heater circuit, and then cuts off out-put supply in the shortest time (0.1S), and gives the alarm through alarm; The reminds people on-call maintenance avoids accident to take place.
The utility model is through adopting controller according to the testing result to current/voltage; At any time monitor the duty of electric blanket, when heating wire opened circuit, controller can be found the abnormal conditions of device rapidly; Drive relay simultaneously and cut off heater circuit; And give the alarm, can effectively avoid having significant advantages such as rational in infrastructure, easy to use, safe and reliable because of heating wire short circuit or the accident that opens circuit and cause.
Description of drawings:
Accompanying drawing 1 is the structural representation of the utility model.
Reference numeral: blanket body 1, heating wire 2, controller 3, voltage and current detection circuit 4, relay 5, temperature sensor 6, alarm 7.
The specific embodiment:
Below in conjunction with accompanying drawing the utility model is further described.
The present invention proposes a kind of electric blanket, be provided with heating wire 2 in the blanket body 1, it is characterized in that also being provided with controller 3, voltage and current detection circuit 4, relay 5; Wherein voltage and current detection circuit 4, relay 5, heating wire 2 are composed in series heater circuit; Voltage and current detection circuit 4 is connected with the signal input part of controller 3, and relay 5 is connected with the signal output part of controller 3, and the utility model also is provided with the temperature sensor 6 that is connected with controller 3; Be used to gather the temperature of electric blanket and the data of gathering are fed back to controller 3; The utility model also is provided with the alarm 7 that is connected with controller 3, is provided with alarm lamp and loudspeaker in the alarm 7, is used for the abnormal operating state of electric blanket is carried out early warning; Remind the user to take appropriate measures as early as possible; Heating wire 2 adopts carbon fiber heating lines in the utility model, compares with traditional heating wire, has significant advantages such as long service life, electromagnetic radiation are low.
Be provided with control chip and control circuit in the controller 3 described in the utility model, write algorithm in the control chip in advance, be used to control the duty of whole device; In order further to improve the comfortableness of product, can also be provided with the LCDs that is connected with control chip in the utility model controller 3, LCDs is connected with control chip through display circuit; Be used for running parameter such as temperature, voltage, the electric current of real-time displaying device etc., during use, the information real-time that voltage and current detection circuit 4 is gathered is sent in the controller 3; After heating wire 2 short circuits or opening circuit, the data that voltage and current detection circuit 4 is gathered change, and the control chip in the controller 3 control relay 5 in view of the above breaks off heater circuit; And then at shortest time (0.1S) cut-out out-put supply; And give the alarm through alarm 7, the reminds people on-call maintenance avoids accident to take place; After fault was got rid of, heater circuit is task again.
The utility model can be realized heating targetedly, is specially prior setting heating standard value, and it is deposited in the controller 3; Gather the temperature of blanket body 1 in use through temperature sensor 6 in real time, and the data of gathering are sent in the controller 3, controller 3 is compared temperature value and setting value; When being higher than setting value; Controller 3 control relays 5 break off heater circuit, and controller 3 control relays 5 are connected heater circuit when being lower than setting value, realize heating targetedly with this; The utility model can also be monitored the temperature of blanket body 1 in real time through temperature sensor 6 in addition; When temperature surpasses threshold value, in time report to the police through alarm 7, further improve the security that electric blanket uses.
The utility model is monitored the duty of electric blanket, when heating wire opens circuit at any time through adopting controller according to the testing result to current/voltage; Controller can be found the abnormal conditions of device rapidly, drives relay simultaneously and cuts off heater circuit, and give the alarm; Can effectively avoid because of heating wire short circuit or the accident that opens circuit and cause, compared with prior art, have the following advantages: (1) is safe; Use carbon fiber heating line, more durable, it is safer to accomplish the heater circuit breaker device that opens circuit through controller; Load power source was closed automatically when temperature reached setting value (like 50 degree), used and more felt at ease; (2) use more comfortablely, through automatic constant-temperature function accurately: micro computer is locked in setting value 0.3C up and down to temperature difference through temperature sensor, and is not scorching, malaise symptoms such as can not occur mouth parched and tongue scorched after the use, get angry; (3) electromagnetic radiation is low, uses carbon fiber heating line, and electromagnetic radiation extremely low suitable popular crowd use, and produces far infrared wave simultaneously and have health care; (4) significantly energy-conservation, than the electric blanket economize on electricity 30% of common metal heating wire.Effect with energising instant heating.
Claims (4)
1. electric blanket; Be provided with heating wire in the blanket body; It is characterized in that also being provided with controller, voltage and current detection circuit, relay; Wherein voltage and current detection circuit, relay, heating wire are composed in series heater circuit, and voltage and current detection circuit is connected with the signal input part of controller, and relay is connected with the signal output part of controller.
2. a kind of electric blanket according to claim 1 is characterized in that being provided with the temperature sensor that is connected with controller.
3. a kind of electric blanket according to claim 1 is characterized in that also being provided with the alarm that is connected with controller, is provided with alarm lamp and loudspeaker in the alarm.
4. a kind of electric blanket according to claim 1 is characterized in that being provided with in the described controller control chip and control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220302478 CN202604312U (en) | 2012-06-27 | 2012-06-27 | Electric blanket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220302478 CN202604312U (en) | 2012-06-27 | 2012-06-27 | Electric blanket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202604312U true CN202604312U (en) | 2012-12-19 |
Family
ID=47338052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220302478 Expired - Fee Related CN202604312U (en) | 2012-06-27 | 2012-06-27 | Electric blanket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202604312U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104189967A (en) * | 2014-09-11 | 2014-12-10 | 昆山韦睿医疗科技有限公司 | Heater detection method and peritoneal dialysis equipment |
| CN105162081A (en) * | 2015-08-21 | 2015-12-16 | 无锡伊佩克科技有限公司 | Current detection-based anticreep method for electric blanket |
| CN105615430A (en) * | 2014-10-31 | 2016-06-01 | 谢世义 | Electric blanket with functions of safety self-inspection and dynamic display |
| WO2017124250A1 (en) * | 2016-01-18 | 2017-07-27 | 王志强 | Information sending method during heating, and automatically heating electric blanket |
| CN109168204A (en) * | 2018-08-14 | 2019-01-08 | 滁州国康医疗仪器有限公司 | The temprature control method of electric blanket |
| CN109426282A (en) * | 2017-08-28 | 2019-03-05 | 美的集团股份有限公司 | Control system, method and heating equipment |
| CN111929487A (en) * | 2020-08-12 | 2020-11-13 | 珠海格力电器股份有限公司 | Fault detection device and fault detection method |
| CN112834958A (en) * | 2013-09-17 | 2021-05-25 | 光达家电用品公司 | Circuit integrity detection system for detecting integrity of sensing wire in electrically heated textile |
| CN114460987A (en) * | 2022-02-22 | 2022-05-10 | 广东恒扬新材料有限公司 | Energy-saving temperature control system for improving performance of formed foil |
-
2012
- 2012-06-27 CN CN 201220302478 patent/CN202604312U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112834958A (en) * | 2013-09-17 | 2021-05-25 | 光达家电用品公司 | Circuit integrity detection system for detecting integrity of sensing wire in electrically heated textile |
| CN104189967A (en) * | 2014-09-11 | 2014-12-10 | 昆山韦睿医疗科技有限公司 | Heater detection method and peritoneal dialysis equipment |
| CN105615430A (en) * | 2014-10-31 | 2016-06-01 | 谢世义 | Electric blanket with functions of safety self-inspection and dynamic display |
| CN105162081A (en) * | 2015-08-21 | 2015-12-16 | 无锡伊佩克科技有限公司 | Current detection-based anticreep method for electric blanket |
| WO2017124250A1 (en) * | 2016-01-18 | 2017-07-27 | 王志强 | Information sending method during heating, and automatically heating electric blanket |
| CN109426282A (en) * | 2017-08-28 | 2019-03-05 | 美的集团股份有限公司 | Control system, method and heating equipment |
| CN109168204A (en) * | 2018-08-14 | 2019-01-08 | 滁州国康医疗仪器有限公司 | The temprature control method of electric blanket |
| CN111929487A (en) * | 2020-08-12 | 2020-11-13 | 珠海格力电器股份有限公司 | Fault detection device and fault detection method |
| CN114460987A (en) * | 2022-02-22 | 2022-05-10 | 广东恒扬新材料有限公司 | Energy-saving temperature control system for improving performance of formed foil |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121219 Termination date: 20150627 |
|
| EXPY | Termination of patent right or utility model |