CN201611957U - Fireproof automatic temperature-regulating switch of electric blanket - Google Patents
Fireproof automatic temperature-regulating switch of electric blanket Download PDFInfo
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- CN201611957U CN201611957U CN2010201157002U CN201020115700U CN201611957U CN 201611957 U CN201611957 U CN 201611957U CN 2010201157002 U CN2010201157002 U CN 2010201157002U CN 201020115700 U CN201020115700 U CN 201020115700U CN 201611957 U CN201611957 U CN 201611957U
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Abstract
The utility model relates to a fireproof automatic temperature-regulating switch of an electric blanket, comprising a low-temperature switch and a high-temperature regulating device, wherein the high-temperature regulating device comprises a timing switch and a rectifying diode, especially a 1N4007 type diode; and the high-temperature regulating device leads a heating element of the electric blanket to be switched into a low input power state from a high input power state after set delay through the timing switch. The temperature-regulating switch of the electric blanket can lead rapid heating of the electric blanket to be controlled to be within one hour, thus being capable of preventing overhigh temperature to cause fire disaster; in addition, the temperature-regulating switch of the electric blanket has low cost and simple structure, thus being suitable for use of groups of various income, and groups of the old-aged, the middle-aged, the young, women, children, and the like.
Description
Technical field
The utility model relates to a kind of switching device, particularly a kind of full-automatic temperature regulating switch of the economic formula of fire-type that is used for electric blanket.
Background technology
Common in the market electric blanket can be divided into luxury, high-grade, middle-grade type and low-grade type product.Wherein luxury electric blanket generally has digital display chip and microcomputer controller, and its shortcoming need to be manual temperature adjustment, and complicated operation is not suitable for old man and child operation, and the price comparison costliness.High-grade electric blanket generally adopts circuit temperature-controlling mode completely, and its shortcoming is to heat up slow, and price is higher, and manually temperature adjustment is cumbersome.The manual stepless temperature-regulating mode of the general employing of middle-grade type electric blanket, its shortcoming is that manual temperature adjustment is cumbersome, and long-time high temperature uses easy breaking out of fire.The manual alternating temperature mode of the general employing of low-grade type electric blanket, its shortcoming are manual temperature adjustment trouble equally, and easily breaking out of fire.
No matter this shows, be the switch that luxurious computer chip electric blanket is adopted, and still is the switch that high-grade, middle-grade, low-grade type electric blanket is adopted, and all adopts manual method of temperature control, is unfavorable for that old man, women and children use.Have the temperature controlled function of all fronts road except high-grade, luxury, the electric blanket switch of other types does not all have fire-proof function.And the price of high-grade, luxury electric blanket for ordinary consumption than higher.Therefore need for consumers in general provide a kind of low price, can automatic temperature-control and have an electric blanket product of fire-proof function.
Summary of the invention
For solving above-mentioned technical problem, the utility model provides the economic formula of a kind of improved fire-type full-automatic temperature adjustable electrically heated blanket switch, and it can carry out temperature adjustment automatically, and quick heating, and is cheap, is difficult for catching fire.
The utility model provides a kind of fire prevention automatic temperature-control electric blanket switch, it comprises low-temperature switch and high temperature adjusting device, it is characterized in that: described high temperature adjusting device comprises timing switch and diode, and described high temperature adjusting device makes the heating element of described electric blanket become the low input power state after the time-delay of high input power state through setting by described timing switch.
In technique scheme, described timing switch and described diode are in parallel.
In technique scheme, described timing switch is the used timing switch of common electrical fan, and described diode is a rectifier diode.
In technique scheme, described temperature adjustable electrically heated blanket switch also comprised defencive function loam cake, switching circuit board, work the base plate of supporting fixation; Described low-temperature switch is arranged on the described switching circuit board, also is provided with power supply indicator and fixing hole on the described switching circuit board; The high temperature adjusting device can be fixed on the described switching circuit board by described fixing hole; Described switching circuit board and described high temperature adjusting device are fixed in the chamber of loam cake and base plate composition, form a whole.
In technique scheme, described loam cake is provided with and only revolves bolt, to cancel the normally closed function of described timing switch, keeps the break function of often opening and delay time of described timing switch.
In technique scheme, described loam cake is provided with knob and indicates, to indicate the direction of rotation of described timing switch adjusted knob.
In technique scheme, the model of described diode is 1N4007.
The utility model has been obtained following technique effect:
1. have fire-proof function, the Fast Heating time can be controlled in 1 hour;
2. cheap simple in structure, be fit to various income crowds, and crowd such as suitable the aged,middle aged person and young man women and children uses;
3. the timing switch that adopts electric fan to use is realized fire prevention and automatic temperature-control function in conjunction with original low-grade temperature regulating switch;
4. the electric blanket heating element can use common stainless steel wire material, and is cheap for manufacturing cost.
Description of drawings
Fig. 1 is the schematic diagram of existing low-grade type electric blanket temperature regulating switch commonly used;
Fig. 2 is the schematic diagram of the full-automatic temperature adjustable electrically heated blanket switch under single single prosecutor formula;
Fig. 3 is the concrete structure figure of full-automatic temperature adjustable electrically heated blanket switch;
Fig. 4 is the schematic diagram of the full-automatic temperature adjustable electrically heated blanket switch under the double pair of prosecutor formula;
Fig. 5 is the circuit diagram of full-automatic temperature adjustable electrically heated blanket switch under single single prosecutor formula;
Fig. 6 is the circuit diagram of full-automatic temperature adjustable electrically heated blanket switch under double pair of prosecutor formula.
Mark among the figure: shell 1; High low temperature driving switch 2; Power supply indicator 3; Input power cord 4; Out-put supply line 5; Master switch 11; Power supply indicator 12; Diode 13; Timing switch 14; Electric blanket heating element 15; The master switch 21 of electric blanket A position; The master switch 22 of electric blanket B position; The power supply indicator 23 of electric blanket A position; The power supply indicator 24 of electric blanket B position; The diode 25 of electric blanket A position; The diode 26 of electric blanket B position; Timing switch 27; The heating element 28 of electric blanket A position; The heating element 29 of electric blanket B position; Switch loam cake 31; High temperature adjusting device window 32; Low-temperature switch window 33; Knob indicates 34; Power supply indicator hole 35; Switching circuit board 36; High temperature adjusting device 37; Adjusting knob 38; Low-temperature switch 39; Power supply indicator 40; Fixing hole 41; Fixing hole 42; Base plate 43; High temperature adjusting device control line 44; Adjusting knob pointer 45; Fixing hole 46; Only revolve bolt 47; Temperature adjustable electrically heated blanket switch 51; High temperature adjusting device 52; Low-temperature switch 53; Power supply indicator 54.
Embodiment
Understand and enforcement the utility model for the ease of those of ordinary skills, the utility model is described in further detail below in conjunction with the drawings and the specific embodiments.
Fig. 1 is the schematic diagram of existing low-grade type electric blanket temperature regulating switch commonly used, this temperature regulating switch comprises shell 1, driving switch 2, power supply indicator 3, and this temperature regulating switch is electrically connected with civilian city by input power cord 4 and is the power supply of electric blanket heating element by out-put supply line 5.The user can select deenergization, low-temperature working pattern and hot operation pattern by driving switch 2.Whether applied power supply on the light on and off indication electric blanket heating element of power supply indicator 3 by indicator light.
The full-automatic temperature adjustable electrically heated blanket switch of the economic formula of the fire-type that the utility model provides is improved by the temperature regulating switch commonly used of the low-grade type electric blanket shown in Fig. 1.The schematic diagram of the full-automatic temperature adjustable electrically heated blanket switch of the economic formula of this fire-type as shown in Figure 2, its concrete structure as shown in Figure 3, this switch comprised defencive function switch loam cake 31, switching circuit board 36, high temperature adjusting device 37, work the base plate 43 of supporting fixation; Wherein switching circuit board 36 is provided with low-temperature switch 39, power supply indicator 40; Loam cake 31 is provided with high temperature adjusting device window 32, low-temperature switch window 33, power supply indicator hole 35; This high temperature adjusting device window 32 is corresponding with high temperature adjusting device 37, makes high temperature adjusting device 37 expose loam cake 31 and allows user's easy operating; This low-temperature switch window 33 is corresponding with low-temperature switch 39, makes low-temperature switch 39 expose loam cake 31 and allows user's easy operating; Power supply indicator hole 35 is corresponding with power supply indicator 40, makes power supply indicator 40 expose loam cake 31 and allows the user be easy to observe; Also be provided with fixing hole 42 on this switching circuit board 36, high temperature adjusting device 37 can be fixed on the switching circuit board 36 by fixing hole 42; Also be provided with fixing hole 41 on this switching circuit board 36, switching circuit board 36 and high temperature adjusting device 37 can be fixed in the chamber of loam cake 31 and base plate 43 compositions, form a whole by fixing hole 41.This high temperature adjusting device 37 comprises the adjusting knob 38 of timing switch and timing switch, and the timing switch on the high temperature adjusting device 37 is electrically connected with circuit on the switching circuit board 36 by high temperature adjusting device control line 44.
Wherein loam cake 31 and base plate 43 can be fixed together by modes such as engagement, bonding, riveted joints.The user can select deenergization or energized to enter the low-temperature working pattern by low-temperature switch 39.The user can be provided with by the timing switch in 38 pairs of high temperature adjusting devices 37 of adjusting knob.
Timing switch in the technique scheme preferably adopts the employed timing switch of common electrical fan to realize.Because timing switch can be selected often to open, normally closed, three kinds of states of time-delay disconnection, promptly this timing switch has normally opened contact position, normally-closed contact position, delayed contact position.Shield this timing switch normally off/function, be provided with at high temperature adjusting device window 32 edges of loam cake 31 and only revolve bolt 47, its thickness is about 5-10mm, this only revolves bolt 47 and preferably is set to left-handed stop and fastens, its position just covers the normally-closed contact position of timing switch, promptly only revolve bolt 47 and shelter from the timer normally closed contact, guarantee that adjusting knob pointer 45 can not be left-handed, make this timing switch only keep often to open and delay time disconnection two states/function.While can change the adjusting knob 38 of this timing switch into and have the adjusting knob that adds Long pointer, and adjusting knob pointer 45 as shown in the figure.This has the adjusting knob that adds Long pointer and can plug after loam cake 31 installs again, this have the adjusting knob that adds Long pointer can on the basis of original knob of common electrical fan timing switch commonly used, will hold strip position lengthening 50% forming pointer shape, and round base is constant.This moment, this had the adjusting knob only in dextrorotation 320 degree that adds Long pointer, disconnected these two functions to guarantee the normally closed function of this timing switch of cancellation, to keep often to open and delay time.Be prompting user operation, have knob to indicate 34 in the high temperature adjusting device window 32 edge arranged outside of loam cake 31, it preferably is denoted as the arrow that turns clockwise, i.e. indication allows adjusting knob 38 to right rotation.
Fig. 4 is the schematic diagram of the full-automatic temperature adjustable electrically heated blanket switch under the double pair of prosecutor formula.Full-automatic temperature adjustable electrically heated blanket switch 51 under the double pair of prosecutor formula comprises high temperature adjusting device 52, two low-temperature switches 53, two power supply indicators 54, wherein two low-temperature switches 53 and two power supply indicators 54 two cover heating elements in the corresponding Electric heat matress for double bed respectively.
The circuit of the full-automatic temperature adjustable electrically heated blanket switch of the economic formula of improved fire-type provided by the utility model under single single prosecutor formula as shown in Figure 5.Serial connection master switch 11 on the live wire of the input of alternating current 220V power supply, between the downstream of master switch 11 and zero line, be connected in series power supply indicator 12, diode 13 and timing switch 14 backs in parallel be serially connected between the downstream and zero line of master switch 11 after electric blanket heating element 15 is connected.
The circuit of the full-automatic temperature adjustable electrically heated blanket switch of the economic formula of improved fire-type provided by the utility model under double pair of prosecutor formula as shown in Figure 6.On the live wire of the input of alternating current 220V power supply, be connected in series the master switch 21 of electric blanket A position and the master switch 22 of electric blanket B position respectively, power supply indicator 23 in the electric blanket A position, downstream of the master switch 21 of electric blanket A position is in parallel with the heating element 28 of electric blanket A position, is connected to zero line behind the diode 25 that passes through electric blanket A position then and the parallel circuits of timing switch 27; Power supply indicator 24 in the electric blanket B position, downstream of the master switch 22 of electric blanket B position is in parallel with the heating element 29 of electric blanket B position, is connected to zero line behind the diode 26 that passes through electric blanket B position then and the parallel circuits of timing switch 27.
Diode in the technique scheme preferably adopts diode (1N4007) to realize, this diode can bear the above reverse voltage of 250V, and can be not breakdown, for the diode (1N4007) that also can select to bear the above direction voltage of 500V safe in utilization is realized the utility model.For example can adopt the diode of 1N4007 model, the specified forward operating current of 1N4001 type germanium diode commonly used is 1A, and oppositely withstand voltage is 1000V.
Adopt the operation principle of electric blanket of switch disclosed in the utility model as follows.Under single single control pattern, after master switch 11 was opened, power supply indicator 12 was bright, and electric blanket is started working.When the timing switch 14 of electric blanket closes, timing switch 14 closures, with diode 13 short circuits, the electric current that flows through timing switch 14 is much larger than the electric current that flows through in the diode 13, the forward and reverse holocyclic electric current that is AC power all can flow through electric blanket heating element 15, and this moment, electric blanket was in the operating state that is rapidly heated.(timing can be set as required when the timer time of timing switch 14 arrives, be traditionally arranged to be about 1 hour) timing switch 14 disconnections, then have only the alternating current of half period can pass through diode 13, it is about 50% to be that the power of the consumption of electric blanket heating element 15 drops to, and this moment, electric blanket was in low temperature sleep operating state.
In concrete operations, when the user closed low-temperature switch, power supply indicator was bright, and this moment, electric blanket was in low temperature sleep operating state; After the user rotated the temperature adjustment timing switch, timing switch closed, and made electric blanket enter the operating state that is rapidly heated; Along with time lapse, when timer time arrival, timing switch disconnects, and electric blanket is got back to low temperature sleep operating state.So both can realize automatically being rapidly heated automatic switchover with low temperature sleep operating state can prevent that also electric blanket is under the high temperature for a long time simultaneously, thereby avoid the generation of fire.
Operation principle under double pair of control pattern is with single single control.
Above embodiment only is a kind of execution mode of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Its concrete structure and size can be adjusted according to actual needs accordingly.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the utility model design, can also make some distortion and improvement, these all belong to protection range of the present utility model.
Claims (7)
1. fire prevention automatic temperature-control electric blanket switch, it comprises low-temperature switch and high temperature adjusting device, it is characterized in that: described high temperature adjusting device comprises timing switch and diode, and described high temperature adjusting device can make the heating element of described electric blanket become the low input power state after the time-delay of high input power state through setting by described timing switch.
2. fire prevention automatic temperature-control electric blanket switch according to claim 1 is characterized in that described timing switch and described diode are in parallel.
3. fire prevention automatic temperature-control electric blanket switch according to claim 2 it is characterized in that described timing switch is the used timing switch of common electrical fan, and described diode is a rectifier diode.
4. fire prevention automatic temperature-control electric blanket switch according to claim 3 is characterized in that described temperature adjustable electrically heated blanket switch has also comprised the loam cake of defencive function, switching circuit board, worked the base plate of supporting fixation; Described low-temperature switch is arranged on the described switching circuit board, also is provided with power supply indicator and fixing hole on the described switching circuit board; The high temperature adjusting device can be fixed on the described switching circuit board by described fixing hole; Described switching circuit board and described high temperature adjusting device are fixed in the chamber of loam cake and base plate composition, form a whole.
5. fire prevention automatic temperature-control electric blanket switch according to claim 4, it is characterized in that described loam cake is provided with only revolves bolt, to cancel the normally closed function of described timing switch, keeps the break function of often opening and delay time of described timing switch.
6. fire prevention automatic temperature-control electric blanket switch according to claim 5 is characterized in that described loam cake is provided with knob and indicates, to indicate the direction of rotation of described timing switch adjusted knob.
7. fire prevention automatic temperature-control electric blanket switch according to claim 6, the model that it is characterized in that described diode is 1N4007.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201157002U CN201611957U (en) | 2010-02-22 | 2010-02-22 | Fireproof automatic temperature-regulating switch of electric blanket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201157002U CN201611957U (en) | 2010-02-22 | 2010-02-22 | Fireproof automatic temperature-regulating switch of electric blanket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201611957U true CN201611957U (en) | 2010-10-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201157002U Expired - Fee Related CN201611957U (en) | 2010-02-22 | 2010-02-22 | Fireproof automatic temperature-regulating switch of electric blanket |
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| Country | Link |
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| CN (1) | CN201611957U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103249181A (en) * | 2013-04-16 | 2013-08-14 | 东莞市嘉富汽车用品有限公司 | Seat heating switch |
| CN104382432A (en) * | 2014-11-06 | 2015-03-04 | 苏州爱马仕服饰有限公司 | Multifunctional heating blanket |
| CN110347194A (en) * | 2019-08-09 | 2019-10-18 | 沈阳市科海融生科技有限公司 | Temperature controller automatic temperature regulating method and temperature controller |
-
2010
- 2010-02-22 CN CN2010201157002U patent/CN201611957U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103249181A (en) * | 2013-04-16 | 2013-08-14 | 东莞市嘉富汽车用品有限公司 | Seat heating switch |
| CN103249181B (en) * | 2013-04-16 | 2015-06-17 | 东莞市嘉富汽车用品有限公司 | Seat heating switch |
| CN104382432A (en) * | 2014-11-06 | 2015-03-04 | 苏州爱马仕服饰有限公司 | Multifunctional heating blanket |
| CN110347194A (en) * | 2019-08-09 | 2019-10-18 | 沈阳市科海融生科技有限公司 | Temperature controller automatic temperature regulating method and temperature controller |
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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: 20101020 Termination date: 20130222 |