CN2316175Y - Far-infrared ray electrothermic chair for automobile - Google Patents
Far-infrared ray electrothermic chair for automobile Download PDFInfo
- Publication number
- CN2316175Y CN2316175Y CN 98201805 CN98201805U CN2316175Y CN 2316175 Y CN2316175 Y CN 2316175Y CN 98201805 CN98201805 CN 98201805 CN 98201805 U CN98201805 U CN 98201805U CN 2316175 Y CN2316175 Y CN 2316175Y
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- circuit
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- electric heating
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- chair
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- Control Of Resistance Heating (AREA)
Abstract
The utility model discloses a far-infrared ray electric heating chair for automobile, mainly composed of a seat (1), an electric heating cushion (2), wire bundles (25), a control box (6) and temperature adjusting circuits (3), (4) and (5) which are arranged in the control box. The utility model is characterized in that the electric heating cushion is arranged in the seat, and the inner of the electric heating cushion is provided with an electric heating sheet (21) which is coated with a far infrared coating layer with a specific wavelength and is made of polymer PTC material. The electric heating sheet (21) is connected with a power supply and the temperature adjusting circuits (3) or (4) and (5) which are arranged in the control box by the wire bundles. The temperature adjusting circuits can independently control the temperature of the electric heating chair by various switches arranged on the control box. The body of the driver and the passengers can be heated, and the utility model has the functions of health care and physical therapy simultaneously because of the utility model is coated with the far infrared coating layer.
Description
The utility model relates to the car trim class, particularly a kind of far-infrared rays automobile electrothermic chair.
As known to the public, progress along with science and technology, the development of automotive technology, automobile is not only the vehicle, but the space of people's life, therefore also development gradually of the decoration of automobile and beauty treatment makes all kinds of automobiles not only have transportation function, but also has traveling comfort, aesthetic property and create the environment of a warmth, so all kinds of inside of automotive have air-conditioning, sound equipment, refrigerator etc., air-conditioning just heats automobile indoor air, and can not the direct heating seat, and driver and passenger often feel that seat is ice-cold, and fatiguability, add that again winter, mostly automobile was full closeding state, the very easily troubling and dizzy mystery of the air of xeothermic dirt, vomiting easily, bury the hidden danger of accident to the driver, for this reason, occurred little electric heating element health-care physical therapy pad on the market, its design structure is for adopting the DER semi-conducting material, through double-deck mica insulation, 0.25mm forming with lead, thick iron sheet encapsulation draws, 60 * 60cm5 piece formation in parallel auto use chair exothermic material, and it is external in the automobile cigarette lighter jack with turn-on power; Another kind is the self-regulating polymer heating plate, its design structure is for adopting PTC-R composite high-molecular functional material, article two, parallel electric conductor passes through whole heating plate, at one end draw two power leads, the surface is with the reinforcing material reinforcement and cover insulating protective coating, forms through radiation treatment, and it is a kind of positive temperature coefficient electric heating sheets from the limit temperature, its heating plate is to be located between the cavernous body of automotive seat, and the lead leading-out end links to each other with automobile-used Cigarette lighter jack and forms; Another is the electric pad made from the resistor wire material, and its application process is same as above.Above-mentioned three kinds of electric pads are divided into three types by thermo electric material: the one, and alloy resistance wire, the 2nd, semi-conducting material, the 3rd, high molecular PTC material, but they have a common characteristic, that is exactly to be connected with the automobile cigarette lighter jack with external plug, use inconvenience, can't regulate temperature, not have a cover control system.Therefore, a kind of hot chair of automobile electrical that has temperature adjustment function of design just seems very necessary.
The purpose of this utility model is exactly the shortcoming that exists at above-mentioned automobile electrothermic pad commonly used, and provide a kind of far-infrared rays automobile electrothermic chair, be provided with electric heating sheets and the thermoregulation circuit that the high molecular PTC material that scribbles the far ultrared paint layer is made with it, but make Electric heating chair have power saving temperature adjustment and health care function.
The technical solution of the utility model:
The utility model mainly is made up of seat, electro heat pad, wirning harness, control box and interior thermoregulation circuit thereof, the far ultrared paint layer of electric heating sheets surface applied one deck 3～30 mum wavelengths that the high molecular PTC material is made, form a kind of infrared spectrum material, encapsulate with fire retardant nonwoven fabric, form the electro heat pad, the foreskin that the electro heat pad is located at seat down and the foreskin of backrest down or in the foam sponge, it is drawn lead and is connected with power supply and thermoregulation circuit, but the function to realize that temperature adjustment is heated.
Below in conjunction with description of drawings structure of the present utility model and embodiment:
Fig. 1 is a three-dimensional appearance scheme drawing of the present utility model.
Fig. 2 is the utility model electro heat pad cross-sectional schematic.
Fig. 3 is a closed loop thermoregulation circuit scheme drawing of the present utility model.
Fig. 4 is an open loop step-less adjustment formula thermoregulation circuit scheme drawing of the present utility model.
Fig. 5 is the pulse triggering signal mode chart of open loop step-less adjustment formula thermoregulation circuit output of the present utility model.
Fig. 6 dials segmentation thermoregulation circuit scheme drawing for open loop of the present utility model.
Fig. 7 is wire harness of the present utility model and Connector Clip scheme drawing.
Fig. 8 is an enforcement illustration of the present utility model.
Fig. 9 is another enforcement illustration of armchair structure of the present utility model.
(1) is seat, (11) be backrest, (12) be base, (2) be the electro heat pad, (21) electric heating sheets of making for the high molecular PTC material, (23) be the far ultrared paint layer, (23) be nonwoven fabrics, (24), (26) be Connector Clip, (25) be wirning harness, (27) be total Connector Clip, (3) be the closed loop thermoregulation circuit, (4) be open loop step-less adjustment formula thermoregulation circuit, (5) dial the segmentation thermoregulation circuit for open loop, (6) be control box, (7) be inner chamber of car, (31) be thermocouple, (311) be the thermocouple sensing head, (312) electric heating sheets of making for the high molecular PTC material, (T) be temperature regulating switch, (K1), (K2), (K3), (K4) be switch, (R1), (R2), (R3), (R4) be resistance, (LED1), (LED2), (LED3), (LED4) be light emitting diode lamp, (32) be connection-peg, (LED) be light emitting diode lamp, (C), (C1), (C2) be electric capacity, (RW) be variable resistance, (R5), (R6), (R7) be resistance, (R51), (R52), (R53), (R54), (R61), (R62), (R63), (R64) be resistance, (RL) be the load of electric heating piece (21), (41), (51) be the two univibrators of 14538 types, (42), (52) be VMOS, 4847 type high-power switch tubes, (K5) be many taps of duplex toggle switch, (8) be foam sponge.
As accompanying drawing 1 to accompanying drawing 4 and accompanying drawing 6 to shown in the accompanying drawing 8, the utility model mainly is made up of seat (1), electro heat pad (2), wirning harness (25), control box (6) and interior thermoregulation circuit (3) thereof or (4) or institutes such as (5), electro heat pad (2) places under the foreskin of the backrest (11) of seat (1) and base (12), electro heat pad (2) is connected with thermoregulation circuit and power supply with wirning harness (25), to control its heating-up temperature; The electric heating sheets (21) that electro heat pad (2) adopts the high molecular PTC material to make, its surface applied one deck 3～30 mum wavelength far ultrared paint layers (22), form a kind of infrared spectrum material, with fire retardant nonwoven fabric (23) with its encapsulation, every electric heating sheets (21) draws two leads and Connector Clip (24) joins, the electric heating sheets made from the high molecular PTC material (21) is a thermal source, its long service life, heating evenly, compare economize on electricity 35～50% with common electric pad, because scribble the far ultrared paint layer (22) of one deck 3～30 mum wavelengths, electric heating sheets (21) has good far infrared penetrablility, and health of human body is had the good health care effect; The used closed loop thermoregulation circuit (3) of the utility model as shown in Figure 3, it mainly is by temperature regulating switch (T), thermocouple (31), connection-peg (32) and relevant electronic devices and components are formed, four circuits of connection-peg (32) are parallel in the power supply, article four, circuit is parallel with the resistance (R1) that is cascaded respectively, indicator lamp (LED1), resistance (R2), indicator lamp (LED2), resistance (R3), indicator lamp (LED3), resistance (R4), indicator lamp (LED4), with circuit power on/off whether, article four, the positive interpolar of circuit and power supply is provided with four switches (K1), (K2), (K3), (K4), the power on/off of four circuits of difference manual control, series connection is provided with a temperature regulating switch (T) in whole circuit series, it can artificially set a temperature value, thermocouple sensing head (311) in the thermocouple (31) is connected with temperature regulating switch (T), be provided with the electric heating sheets (312) that the high molecular PTC material is made in the thermocouple (31), be coated on the sensing head (311), electric heating sheets (312) is parallel in the circuit of temperature regulating switch (T) rear end, the temperature of sensing head (311) sensing electric heating sheets (312), and signal passed to temperature regulating switch (T), temperature regulating switch (T) compares the temperature value of the temperature signal received and own setting and leads to, the outage action.
The principle of work of closed loop thermoregulation circuit (3) is such, as accompanying drawing 2, shown in accompanying drawing 3 and the accompanying drawing 7, Connector Clip (24) with electro heat pad (2) docks with the Connector Clip (26) of wirning harness (25) earlier, then the connection-peg (32) in total Connector Clip (27) and the thermoregulation circuit (3) is connected, corresponding power connection, if with temperature regulating switch (T) when being set in a certain temperature value, open switch (K1) or other three switches, its indicator lamp lights, expression is switched on, electric heating sheets this moment (21) begins heating, because be provided with high molecular PTC exothermic material identical in the same seat (1) in the thermocouple (31), so the temperature value in thermocouple sensing head (311) sensed temperature value and the seat (1) is basic identical, when sensing head (311) sensed temperature value is lower than the temperature value of temperature regulating switch (T) setting, temperature regulating switch (T) continues to connect, when sensing head (311) sensed temperature value is equal to or higher than the temperature of setting, temperature regulating switch (T) outage, manual control switch (K1), (K2), (K3), (K4) each electro heat pad (4) is opened or closed.
The used open loop type step-less adjustment formula thermoregulation circuit (4) of the utility model as shown in Figure 4, it is mainly by the two univibrators (41) of 14538 types, VMOS, 4847 type high-power switch tubes (42) and relevant electronic devices and components are formed, binary pair (41) and by resistance (R5), electric capacity (C1) resistance (R6), electric capacity (C2), variable resistance (R
w) two groups of monostable circuits forming are cascaded, the Q2 end of second group of circuit feeds back to the A1 end of first group of circuit and constitutes pierce circuit, the B2 end of second group of circuit is connected in series with the Q1 end of first group of circuit, and the B1 of first group of circuit, CD1 are terminated at the positive pole of power supply, the V of second group of circuit
DD, CD2 end is connected to the positive pole of power supply equally, the electric capacity of second group of circuit (C2) constitutes two time delay circuits with the electric capacity (C1) of resistance (R6) and first group of circuit with resistance (R5), its relative delay time is a dutycycle by resistance (R5), (R6) decision, and with variable resistance (R
w) regulate, the Q2 end and the VMOS of second group of circuit, the G end of 4847 type switching valves (42) is that grid joins, the D utmost point of switching valve (42) is connected to the load (R of electro heat pad (2)
L), S utmost point connecting to neutral, the load (R of electro heat pad (2)
L) be connected between the D utmost point of positive source and switching valve (42), be parallel with the resistance (R7) and the indicator lamp (LED) that are cascaded with it, whether switch on to show load (RL).
The principle of work of open loop type step-less adjustment formula thermoregulation circuit (4) is such, it is that each seat (1) is provided with a thermoregulation circuit (4), owing to feeding back to first group of circuit A1 end, Q2 constitutes pierce circuit, during energized, the Q2 end of second group of monostable circuit is low level, not conducting of switching valve (42), this moment, corresponding Q2 was a high level, and Q2 feeds back to the A1 end of first group of monostable circuit, and then the Q1 end is high level, the B2 end that is connected in series with it also is high level, Q2 end output this moment high level, its high level signal trigger switch pipe (42) conducting, Q2 became low level again and fed back to the A1 end this moment, so be concatenated to form an oscillator, its signal is by Q2 end input VMOS, and the G utmost point of 4847 type high-power switch tubes (42) is a grid, when the Q2 end has high level signal output, switching valve (42) conducting, the load (R of electro heat pad (2)
L) heating of starting working, when the signal of Q2 end output is low level, switching valve (42) then turn-offs, electro heat pad (2) outage, the impulse singla of first group of monostable circuit is set at the sky of dutycycle, the impulse singla of second group of monostable circuit is made as accounting for of dutycycle, the resistance of therefore regulating resistance (R5), (R6) is the dutycycle of scalable Q2 end output signal pulsewidth, in this thermoregulation circuit, with be located at resistance (R5) and (R6) between a variable resistance (Rw) change in resistance of regulating both sides, thereby the adjusting dutycycle, its computing formula is:
In actual use, variable resistance (R
w) realize with the thumb wheel adjustable potentiometer, the waveform of the impulse singla of thermoregulation circuit (4) output as shown in Figure 5, but the numerical value of its dutycycle is continuous stepless.
The open loop that the utility model is used is dialled segmentation thermoregulation circuit (5) as shown in Figure 6, its structure is formed identical with thermoregulation circuit (4) basically with principle of work, different is that it is divided into four groups of resistance (R51), (R52), (R53), (R54) with resistance (R5), establish a tap for every group, be connected on many taps of duplex toggle switch (K5); Resistance (R6) and variable resistance (RW) are divided into four groups of resistance (R61), (R62), (R63), (R64), establish a tap for every group, be connected to equally on many taps of duplex toggle switch (K5), realize distributing the resistance ratio of per two groups of resistance by toggle switch (K5), thereby reach the dutycycle of regulating output signal.
Accompanying drawings embodiment of the present utility model:
As accompanying drawing 1 to shown in the accompanying drawing 8, electro heat pad (2) places under the foreskin of the backrest (11) of inner chamber of car (7) seat (1) and base (12), the Connector Clip (24) of the electro heat pad (2) in each seat is pegged graft with the Connector Clip (26) of wirning harness (25), and the connection-peg of the connection-peg (32) of thermoregulation circuit (3) or thermoregulation circuit (4), (5) is pegged graft in total Connector Clip (27) of wirning harness (25) and the control box (6); Wirning harness (25) places under the interior floor of car, the anodal design of the 12V of wirning harness (25) is at the corresponding wire fuse of automobile ignition switch place, when parking of automobile, wirning harness (25) no power, just switch on when having only automobile starting, control box (6) is just worked, thereby avoided forgetting power cutoff and the generation of electricity wasting energy thing when stopping, control box (6) is provided with 4 bit switches and temperature regulating switch (T) or thumb wheel adjustable potentiometer and many taps of duplex toggle switch (K5), with the temperature of front seats and back seats (1) in difference or the The whole control automobile.
Be another enforcement illustration of armchair structure of the utility model as shown in Figure 9, the electric heating sheets (21) that high molecular PTC material is wherein made can directly place the foam sponge (8) of seat (1).
The utility model is simple and practical, cost is low, not only has the function of heating seat, and the user is had the effect of health care.
Claims (6)
1, a kind of far-infrared rays automobile electrothermic chair, it mainly is made up of seat (1), electro heat pad (2), wirning harness (25), control box (6) and interior thermoregulation circuit (3) thereof or (4) or institutes such as (5), it is characterized in that, electro heat pad (2) places under the foreskin of the backrest (11) of seat (1) and base (12), electro heat pad (2) is connected with thermoregulation circuit (3) or (4), (5) and power supply with wirning harness (25), to control its heating-up temperature; The electric heating sheets (21) that electro heat pad (2) adopts the high molecular PTC material to make, its surface applied one deck 3～30 mum wavelength far ultrared paint layers (22), form a kind of infrared spectrum material, with its encapsulation, the electric heating sheets (21) that every high molecular PTC material is made draws two leads and Connector Clip (24) joins with fire retardant nonwoven fabric (23).
2, according to the described a kind of far-infrared rays automobile electrothermic chair of claim 1, it is characterized in that said closed loop thermoregulation circuit (3) mainly is by temperature regulating switch (T), thermocouple (31), connection-peg (32) and relevant electronic devices and components are formed, four circuits of connection-peg (32) are parallel in the power supply, article four, circuit is parallel with the resistance (R1) that is cascaded respectively, indicator lamp (LED1), resistance (R2), indicator lamp (LED2), resistance (R3), indicator lamp (LED3), resistance (R4), indicator lamp (LED4), with circuit power on/off whether, article four, the positive interpolar of circuit and power supply is provided with four switches (K1), (K2), (K3), (K4), the power on/off of four circuits of difference manual control, series connection is provided with a temperature regulating switch (T) in whole circuit series, it can artificially set a temperature value, thermocouple sensing head (311) in the thermocouple (31) is connected with temperature regulating switch (T), be provided with the electric heating sheets (312) that the high molecular PTC material is made in the thermocouple (31), be coated on the sensing head (311), electric heating sheets (312) is parallel in the circuit of temperature regulating switch (T) rear end, the temperature of sensing head (311) sensing electric heating sheets (312), and signal passed to temperature regulating switch (T), temperature regulating switch (T) compares the temperature signal of receiving and carries out power on/off and move with the own temperature value of setting.
3, according to the described a kind of far-infrared rays automobile electrothermic chair of claim 1, it is characterized in that said open loop type step-less adjustment formula thermoregulation circuit (4) mainly is by the two univibrators (41) of 14538 types, VMOS, 4847 type high-power switch tubes (42) and relevant electronic devices and components are formed, binary pair (41) and by resistance (R5), electric capacity (C1) and resistance (R6), electric capacity (C2), variable resistance (R
w) two groups of monostable circuits forming are cascaded, the Q2 end of second group of circuit feeds back to the A1 end of first group of circuit and constitutes pierce circuit, the B2 end of second group of circuit is connected in series with the Q1 end of first group of circuit, and the B1 of first group of circuit, CD1 are terminated at the positive pole of power supply, the V of second group of circuit
DD, CD2 end is connected to the positive pole of power supply equally, the electric capacity of second group of circuit (C2) constitutes two time delay circuits with the electric capacity (C1) of resistance (R6) and first group of circuit with resistance (R5), its relative delay time is a dutycycle by resistance (R5), (R6) decision, and with variable resistance (R
w) regulate, the Q2 end and the VMOS of second group of circuit, the G end of 4847 type switching valves (42) is that grid joins, the D utmost point of switching valve (42) is connected to the load (R of electro heat pad (2)
L), S utmost point connecting to neutral, the load (R of electro heat pad (2)
L) be connected between the D utmost point of positive source and switching valve (42), be parallel with the resistance (R7) and the indicator lamp (LED) that are cascaded with it, to show load (R
L) whether switch on.
4, according to the described a kind of far-infrared rays automobile electrothermic chair of claim 1, it is characterized in that said open loop dials segmentation thermoregulation circuit (5) resistance (R5) in the thermoregulation circuit (4) is divided into four groups of resistance (R51), (R52), (R53), (R54), establish a tap for every group, be connected on many taps of duplex toggle switch (K5); Resistance (R6) and variable resistance (R
w) be divided into four groups of resistance (R61), (R62), (R63), (R64), establish a tap for every group, be connected to equally on many taps of duplex toggle switch (K5), realize distributing the resistance ratio of per two groups of resistance, thereby reach the dutycycle of regulating output signal by toggle switch (K5).
5, according to the described a kind of far-infrared rays automobile electrothermic chair of claim 1, it is characterized in that said Electric heating chair places inner chamber of car (7), the wirning harness (25) that plugs with electro heat pad (2) places under the interior floor of car, and the connection-peg of the connection-peg (32) of the thermoregulation circuit (3) in total Connector Clip (27) of wirning harness (25) and the control box (6) or thermoregulation circuit (4), (5) is pegged graft; The anodal design of the 12V of wirning harness (25) is at the corresponding wire fuse of automobile ignition switch place, and control box (6) is provided with 4 bit switches and temperature regulating switch (T) or thumb wheel adjustable potentiometer and many taps of duplex toggle switch (K5).
6,, it is characterized in that electric heating sheets (21) that said high molecular PTC material is made can directly place the foam sponge (8) of seat (1) according to the described a kind of far-infrared rays automobile electrothermic chair of claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98201805 CN2316175Y (en) | 1998-03-03 | 1998-03-03 | Far-infrared ray electrothermic chair for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98201805 CN2316175Y (en) | 1998-03-03 | 1998-03-03 | Far-infrared ray electrothermic chair for automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2316175Y true CN2316175Y (en) | 1999-04-28 |
Family
ID=33958986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 98201805 Expired - Fee Related CN2316175Y (en) | 1998-03-03 | 1998-03-03 | Far-infrared ray electrothermic chair for automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2316175Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101663180B (en) * | 2007-04-19 | 2011-11-02 | 松下电器产业株式会社 | Seat with heating device |
| CN102991384A (en) * | 2013-01-04 | 2013-03-27 | 上海十剑电子有限公司 | Automatic massage seat cushion of automobile |
-
1998
- 1998-03-03 CN CN 98201805 patent/CN2316175Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101663180B (en) * | 2007-04-19 | 2011-11-02 | 松下电器产业株式会社 | Seat with heating device |
| CN102991384A (en) * | 2013-01-04 | 2013-03-27 | 上海十剑电子有限公司 | Automatic massage seat cushion of automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |