CN108437865B - Automobile seat comfort degree adjusting device and control method thereof - Google Patents
Automobile seat comfort degree adjusting device and control method thereof Download PDFInfo
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- CN108437865B CN108437865B CN201810472943.2A CN201810472943A CN108437865B CN 108437865 B CN108437865 B CN 108437865B CN 201810472943 A CN201810472943 A CN 201810472943A CN 108437865 B CN108437865 B CN 108437865B
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- 238000000034 method Methods 0.000 title claims description 8
- 230000006870 function Effects 0.000 claims description 24
- 238000010438 heat treatment Methods 0.000 claims description 16
- 238000007599 discharging Methods 0.000 claims description 15
- 238000005057 refrigeration Methods 0.000 claims description 14
- 230000008859 change Effects 0.000 claims description 7
- 230000003247 decreasing effect Effects 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
- 239000010410 layer Substances 0.000 abstract description 72
- 239000002344 surface layer Substances 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000006386 memory function Effects 0.000 abstract description 2
- 239000000835 fiber Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 238000012938 design process Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000006261 foam material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/62—Thigh-rests
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/64—Back-rests or cushions
- B60N2/66—Lumbar supports
- B60N2/665—Lumbar supports using inflatable bladders
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2266/00—Composition of foam
- B32B2266/02—Organic
- B32B2266/0214—Materials belonging to B32B27/00
Abstract
The invention discloses a device for adjusting the comfort level of an automobile seat, wherein the automobile seat is provided with a cushion, the cushion comprises an outer surface layer and a sponge layer positioned below the outer surface layer, an air inflation and deflation layer is arranged below the sponge layer, an air inlet of the air inflation and deflation layer is connected with an air pump, an air outlet of the air inflation and deflation layer is connected with a valve, the device is provided with a control module, and the control module outputs a driving signal to the air pump and the valve. The seat is provided with the inflatable cushion and the backrest, the inflatable cushion and the backrest are originally created, inflation and deflation are carried out, so that the comfort level of the seat can be adjusted, the requirement of a user on the comfort level is met, unified production and different feelings can be realized, and meanwhile, the comfort level of the seat can be automatically adjusted by memorizing different users through the memory function.
Description
Technical Field
The invention relates to the technical field of automobile seat system components, in particular to an automobile seat comfort degree adjusting device.
Background
Along with the development of the automobile industry, the requirement of a customer on the comfort of a seat is higher and higher, the requirement is not limited to the duration of the comfort of the seat, and more specifically, the requirement on the hardness of the seat and the comfort of the seat is high.
Disclosure of Invention
The invention aims to solve the technical problem of realizing a seat inflation and deflation type seat cushion and backrest system, and the comfort level of the seat is adjusted by inflating and deflating the seat cushion and the backrest system, so that the requirements of users on vehicles are met, and the competitiveness of products is improved.
In order to achieve the purpose, the technical scheme adopted by the invention is that a seat cushion is arranged on an automobile seat, the seat cushion comprises an outer surface layer and a sponge layer positioned below the outer surface layer, an air charging and discharging layer is arranged below the sponge layer, an air inlet of the air charging and discharging layer is connected with an air pump, an air outlet of the air charging and discharging layer is connected with a valve, and the device is provided with a control module which outputs driving signals to the air pump and the valve.
And a pressure sensor is arranged in the inflation and deflation layer and outputs a sensing signal to the control module.
The pipeline between the air pump and the air inlet is provided with a temperature control unit used for heating and cooling air in the pipeline, a temperature sensor is arranged in the air charging and discharging layer, the temperature sensor outputs a sensing signal to the control module, and the control module outputs a driving signal to the temperature control unit.
The control module is provided with a first storage unit used for storing a user preset pressure value, acquires a key signal for memory adjustment of the automobile seat, and calls the preset pressure value of the storage unit according to the acquired key signal to drive the air pump to work.
The control module is provided with a second storage unit used for storing a user preset temperature regulation mode, acquires a temperature signal acquired by the in-vehicle temperature acquisition unit and calls the temperature regulation mode to drive the temperature control unit to work according to the acquired temperature signal.
The control signal input end of the control unit is connected with an input unit in the automobile, and the input unit is a central control screen or an independent key area.
A control method of the automobile seat comfort adjusting device comprises the following steps:
after the device is started, the pressure sensor transmits the acquired pressure signal to the control module;
if the current pressure value is equal to the preset value, keeping the valve and the air pump closed;
if the current pressure value is larger than the preset value, opening the valve to deflate until the obtained front pressure value is equal to or close to the preset value, and closing the valve;
if the current pressure value is smaller than the preset value, starting the air pump to deflate until the obtained front pressure value is equal to or close to the preset value, and closing the air pump;
the control unit receives a preset value adjusting signal input by the input unit, and the preset value is increased or decreased by a preset adjusting value once every time the preset value adjusting signal is increased or decreased by one gear.
After the device is started, the pressure sensor acquires a current pressure signal in real time and transmits the current pressure signal to the control module in real time;
if the current pressure value is equal to the preset value, keeping the valve and the air pump closed;
if the current pressure value is larger than the preset value, opening the valve to deflate until the obtained front pressure value is equal to or close to the preset value, and closing the valve;
if the current pressure value is smaller than the preset value, starting the air pump to deflate until the obtained front pressure value is equal to or close to the preset value, and closing the air pump;
if the current pressure values of two continuous times are smaller than the preset value, the time interval between the two continuous times is judged, and if the time interval is smaller than the set time interval, the control module sends out an alarm signal of air leakage of the inflation and deflation layer to the alarm unit.
The preset values are at least two, after the device is started, if the key signal of the memory adjustment of the automobile seat is not received, the preset value used when the device is closed last time is executed, and after the device is started, if the key signal of the memory adjustment of the automobile seat is received, the preset value is adjusted to be the group of preset values matched with the key signal.
When the temperature control unit manual function is turned on:
the temperature control unit starts a refrigeration or heating function according to an adjusting signal of the input unit, then starts the air pump and opens the valve, and when the temperature of the inflation and deflation layer reaches a set temperature, then adjusts the pressure in the inflation and deflation layer to ensure that the pressure in the inflation and deflation layer reaches a preset value range, the valve and the air pump are closed;
monitoring the temperature in the inflation and deflation layer in real time, starting a refrigeration or heating function of the temperature control unit when the temperature change in the inflation and deflation layer exceeds the set temperature fluctuation, then starting the air pump and opening the valve, and adjusting the pressure in the inflation and deflation layer when the temperature of the inflation and deflation layer reaches the set temperature to ensure that the pressure in the inflation and deflation layer reaches the preset value range, then closing the valve and the air pump;
when the automatic control temperature control unit is started;
if the current temperature in the vehicle is higher than the preset upper temperature limit, starting a refrigeration function of the temperature control unit, then starting the air pump and opening the valve, and when the temperature of the inflation and deflation layer reaches the set temperature, then adjusting the pressure in the inflation and deflation layer to enable the pressure in the inflation and deflation layer to reach the preset value range, then closing the valve and the air pump;
if the current temperature in the vehicle is higher than the preset lower temperature limit, starting a heating function of the temperature control unit, then starting the air pump and opening the valve, and when the temperature of the inflation and deflation layer reaches the set temperature, then adjusting the pressure in the inflation and deflation layer to enable the pressure in the inflation and deflation layer to reach the preset value range, then closing the valve and the air pump;
the temperature in the inflation and deflation gas layer is monitored in real time, when the temperature change in the inflation and deflation layer exceeds the set temperature fluctuation, the refrigeration or heating function of the temperature control unit is started, then the air pump is started and the valve is opened, when the temperature of the inflation and deflation layer reaches the set temperature, the pressure in the inflation and deflation layer is adjusted, so that the pressure in the inflation and deflation layer reaches the range of the preset value, the valve and the air pump are closed.
The seat is provided with the inflatable cushion and the backrest, the inflatable cushion and the backrest are originally created, inflation and deflation are carried out, so that the comfort level of the seat can be adjusted, the requirement of a user on the comfort level is met, unified production and different feelings can be realized, and meanwhile, the comfort level of the seat can be automatically adjusted by memorizing different users through the memory function.
Drawings
The following is a brief description of the contents of each figure and the symbols in the figures in the description of the invention:
FIG. 1 is a schematic view of a comfort adjustment device for a vehicle seat;
the labels in the above figures are: 1. an outer skin layer; 2. a sponge layer; 3. an air inflation and deflation layer; 4. a pressure sensor; 5. a temperature sensor; 6. a control module; 7. an air pump; 8. a valve; 9. a temperature control unit.
Detailed Description
The utility model provides a car seat comfort level adjusting device is directed against is that same seat realizes the regulation to the comfort level through the mediation of difference, and this device is the existing seat outward appearance of assurance, increases one set of gassing device and controlling means and the gassing system that fills on the seat on this basis, realizes corresponding function, adjusts or adjusts according to the comfort level of setting for through the people on this basis.
It fills the gassing device through above the seat, fills the gassing respectively to the gassing system of filling below the seat and deflates, adjusts the softness and hardness degree of seat to and the parcel nature, has pressure sensor 4 on the gassing device of seat, through pressure sensor's pressure value, sets for specific comfort level, realizes filling the gassing function according to the mode of setting for, realizes filling the gaseous temperature of gassing in-process according to temperature sensor 5 on the seat simultaneously, thereby realizes the mediation to whole seat comfort level.
This seat comfort level mediation device has carried out brand-new change to the support material of current seat in the design process, and the support material of current seat all is the foam material, and brand-new design is the design of three-layer material, and the surface is seat extexine 1, and the centre is sponge layer 2, and the lower floor is for filling and discharging layer 3, and the three-layer piles up in proper order, fills and discharges layer 3 and be a whole flat gasbag that is close with the cushion shape. Because the outer surface layer 1 of the seat and the soft sponge have no supporting function, the restarting device is composed of densely distributed fiber bodies, the fiber bodies play a supporting function and can limit the seat from bulging when being inflated, so that the appearance is influenced, and the length of the fiber is set according to the fluctuation of the seat surface; an electric inflation and deflation device adjusts inflation and deflation according to a pressure sensor 4 arranged in the seat at the time of inflation and deflation, and sets the temperature of inflation according to a temperature sensor 5 in the seat.
Specifically, as shown in fig. 1, the air inlet of the air charging and discharging layer 3 is connected with the air pump 7, the air outlet of the air charging and discharging layer 3 is connected with the valve 8, the device is provided with the control module 6, the control module 6 is used for overall intelligent control, in order to obtain the parameter values in the air charging and discharging layer 3, the pressure sensor 4 and the temperature sensor 5 are arranged in the air charging and discharging layer 3, the pressure sensor 4 and the temperature sensor 5 both output sensing signals to the control module 6, the temperature control unit 9 for heating and cooling the air in the pipeline is arranged on the pipeline between the air pump 7 and the air inlet, the heating function of the temperature control unit 9 can be realized by a resistance wire wound on the pipeline, the refrigeration function can be realized by matching with a winding or contact type connecting pipeline of the refrigeration pipeline with an automobile air conditioning system (compressor), the control module 6 outputs, A valve 8 and a temperature control unit 9.
The control signal input end of the control unit is connected with an input unit in the automobile, so that a user can control the inflation and deflation layer 3, and the user can input instructions such as air supply, deflation, temperature rise, temperature reduction, set value pressure adjustment, set temperature adjustment and the like according to needs. The input unit can be a central control screen or an independent key area.
The control module 6 is provided with a first storage unit for storing a user preset pressure value except a storage unit for storing a corresponding driving program and an execution program, the control module 6 acquires a key signal for memory adjustment of the automobile seat, and calls the preset pressure value of the storage unit according to the acquired key signal to drive the air pump 7 to work, generally speaking, the control module has several memory keys, and has several groups of preset pressure values, each key corresponds to one preset pressure value, so that when a certain memory adjustment key of the automobile seat is pressed, the inflation quantity of the inflation and deflation layer 3 can be adjusted while the front height and the rear height of the seat are adjusted according to the preset setting.
In addition, the control module 6 is provided with a second storage unit for storing a temperature regulation and control mode preset by a user, the control module 6 acquires a temperature signal acquired by the in-vehicle temperature acquisition unit, and the temperature regulation and control mode is called according to the acquired temperature signal to drive the temperature control unit 9 to work. The preset temperature regulation mode is an intelligent temperature control regulation mode, a preset temperature upper limit (such as 25 ℃) and a preset temperature lower limit (such as 5 ℃) need to be set, a set temperature (such as 10 ℃) serving as a target in the inflation and deflation layer 3 is set according to the preset temperature upper limit, a set temperature (such as 40 ℃) serving as a target in the inflation and deflation layer 3 is set according to the preset temperature lower limit, the preset temperature upper limit and the preset temperature lower limit are used for being compared with the temperature in the vehicle, when the temperature in the vehicle is higher than the preset temperature upper limit, the starting device enables the temperature in the inflation and deflation layer 3 to be reduced, and when the temperature in the vehicle is lower than the preset temperature lower limit, the starting device enables the temperature in the inflation and deflation layer.
The control method based on the automobile seat comfort degree adjusting device comprises the following steps:
after the device is started, the pressure sensor 4 transmits the acquired pressure signal to the control module 6;
if the current pressure value is equal to the preset value, keeping the valve 8 and the air pump 7 closed;
if the current pressure value is larger than the preset value, opening the valve 8 to deflate until the obtained front pressure value is equal to or close to the preset value, and closing the valve 8;
if the current pressure value is smaller than the preset value, starting the air pump 7 to deflate until the obtained front pressure value is equal to or close to the preset value, and closing the air pump 7;
the control unit receives a preset value adjusting signal input by the input unit, and the preset value is increased or decreased by a preset adjusting value once every time the preset value adjusting signal is increased or decreased by one gear.
When the device is used, the air charging and discharging layer 3 is difficult to escape, and in order to keep effective support after the device is started, the pressure sensor 4 acquires a current pressure signal in real time and transmits the current pressure signal to the control module 6 in real time, and the acquired pressure signal is compared with a preset value, wherein the preset value can be a range value;
if the current pressure value is equal to the preset value, keeping the valve 8 and the air pump 7 closed;
if the current pressure value is larger than the preset value (or a preset value upper limit is set), opening the valve 8 to deflate until the obtained front pressure value is equal to or close to the preset value, and closing the valve 8;
if the current pressure value is smaller than the preset value (or a preset value lower limit is set), starting the air pump 7 to deflate until the obtained front pressure value is equal to or close to the preset value, and closing the air pump 7;
if the current pressure values of two consecutive times are smaller than the preset value, the time interval between the two consecutive times is judged, if the time interval is smaller than the set time interval, the control module 6 sends an alarm signal of air leakage of the air charging and discharging layer 3 to the alarm unit, and it should be noted that the current pressure values generated by adjusting the preset value through the input unit are smaller than the preset value, and the current pressure values are not counted as the occurrence sequence of the two consecutive times.
According to the preset values, besides real-time manual adjustment, a plurality of groups of preset values can be set as a memory seat of the automobile, after the device is started, if a key signal of the memory adjustment of the automobile seat is not received, the preset value used when the device is closed last time is executed, after the device is started, if the key signal of the memory adjustment of the automobile seat is received, the preset values are adjusted to the group of preset values matched with the key signal, the memory adjustment process is realized, and the preset value setting method can be set together with the memory seat.
To temperature control unit 9, can heat or cool down the temperature of inflating in the layer of gassing 3 to improve the comfort level of using, specifically include two kinds of modes of manual and automatic control:
when the temperature control unit 9 manual function is turned on:
the temperature control unit 9 starts a refrigeration or heating function according to an adjusting signal of the input unit, then starts the air pump 7 and opens the valve 8, and when the temperature of the inflation and deflation layer 3 reaches a set temperature (a manual input value), then adjusts the pressure in the inflation and deflation layer 3 to ensure that the pressure in the inflation and deflation layer 3 reaches a preset value range, then closes the valve 8 and the air pump 7;
monitoring the temperature in the inflation and deflation layer 3 in real time, starting the refrigeration or heating function of the temperature control unit 9 when the temperature change in the inflation and deflation layer 3 exceeds the set temperature fluctuation, then starting the air pump 7 and opening the valve 8, and adjusting the pressure in the inflation and deflation layer 3 when the temperature of the inflation and deflation layer 3 reaches the set temperature, so that the pressure in the inflation and deflation layer 3 reaches the range of a preset value, and then closing the valve 8 and the air pump 7;
when the automatic control temperature control unit 9 is turned on;
if the current temperature in the vehicle is higher than the preset upper temperature limit, starting the refrigeration function of the temperature control unit 9, then starting the air pump 7 and opening the valve 8, and when the temperature of the inflation and deflation layer 3 reaches the set temperature, then adjusting the pressure in the inflation and deflation layer 3 to enable the pressure in the inflation and deflation layer 3 to reach the preset value range, then closing the valve 8 and the air pump 7;
if the current temperature in the vehicle is higher than the preset lower temperature limit, starting the heating function of the temperature control unit 9, then starting the air pump 7 and opening the valve 8, and when the temperature of the inflation and deflation layer 3 reaches the set temperature, then adjusting the pressure in the inflation and deflation layer 3 to enable the pressure in the inflation and deflation layer 3 to reach the preset value range, then closing the valve 8 and the air pump 7;
the temperature in the inflation and deflation layer 3 is monitored in real time, when the temperature change in the inflation and deflation layer 3 exceeds the set temperature fluctuation, the refrigeration or heating function of the temperature control unit 9 is started, then the air pump 7 is started and the valve 8 is opened, when the temperature of the inflation and deflation layer 3 reaches the set temperature, the pressure in the inflation and deflation layer 3 is adjusted, so that the pressure in the inflation and deflation layer 3 reaches the range of the preset value, and then the valve 8 and the air pump 7 are closed.
The invention has been described above with reference to the accompanying drawings, it is obvious that the invention is not limited to the specific implementation in the above-described manner, and it is within the scope of the invention to apply the inventive concept and solution to other applications without substantial modification.
Claims (7)
1. The utility model provides a car seat comfort level adjusting device, is equipped with the cushion on the car seat, the cushion includes extexine, is located the sponge layer of extexine below, its characterized in that: an air charging and discharging layer is arranged below the sponge layer, an air inlet of the air charging and discharging layer is connected with an air pump, an air outlet of the air charging and discharging layer is connected with a valve, the device is provided with a control module, and the control module outputs driving signals to the air pump and the valve;
a pressure sensor is arranged in the inflation and deflation layer and outputs a sensing signal to the control module;
the control method based on the automobile seat comfort degree adjusting device comprises the following steps:
after the device is started, the pressure sensor transmits the acquired pressure signal to the control module;
if the current pressure value is equal to the preset value, keeping the valve and the air pump closed;
if the current pressure value is larger than the preset value, opening the valve to deflate until the obtained front pressure value is equal to or close to the preset value, and closing the valve;
if the current pressure value is smaller than the preset value, starting the air pump to deflate until the obtained front pressure value is equal to or close to the preset value, and closing the air pump;
the control unit receives a preset value adjusting signal input by the input unit, and the preset value is increased or decreased by a preset adjusting value once when the preset value adjusting signal is increased or decreased by one gear;
after the device is started, the pressure sensor acquires a current pressure signal in real time and transmits the current pressure signal to the control module in real time;
if the current pressure value is equal to the preset value, keeping the valve and the air pump closed;
if the current pressure value is larger than the preset value, opening the valve to deflate until the obtained front pressure value is equal to or close to the preset value, and closing the valve;
if the current pressure value is smaller than the preset value, starting the air pump to deflate until the obtained front pressure value is equal to or close to the preset value, and closing the air pump;
if the current pressure values of two continuous times are smaller than the preset value, the time interval between the two continuous times is judged, and if the time interval is smaller than the set time interval, the control module sends out an alarm signal of air leakage of the inflation and deflation layer to the alarm unit.
2. The vehicle seat comfort adjustment device according to claim 1, characterized in that: the pipeline between the air pump and the air inlet is provided with a temperature control unit used for heating and cooling air in the pipeline, a temperature sensor is arranged in the air charging and discharging layer, the temperature sensor outputs a sensing signal to the control module, and the control module outputs a driving signal to the temperature control unit.
3. The vehicle seat comfort adjustment device according to claim 2, characterized in that: the control module is provided with a first storage unit used for storing a user preset pressure value, acquires a key signal for memory adjustment of the automobile seat, and calls the preset pressure value of the storage unit according to the acquired key signal to drive the air pump to work.
4. The vehicle seat comfort adjustment device according to claim 3, characterized in that: the control module is provided with a second storage unit used for storing a user preset temperature regulation mode, acquires a temperature signal acquired by the in-vehicle temperature acquisition unit and calls the temperature regulation mode to drive the temperature control unit to work according to the acquired temperature signal.
5. The vehicle seat comfort adjustment device according to claim 1 or 4, characterized in that: the control signal input end of the control module is connected with an input unit in the automobile, and the input unit is a central control screen or an independent key area.
6. The vehicle seat comfort adjustment device according to claim 1, characterized in that: the preset values are at least two, after the device is started, if the key signal of the memory adjustment of the automobile seat is not received, the preset value used when the device is closed last time is executed, and after the device is started, if the key signal of the memory adjustment of the automobile seat is received, the preset value is adjusted to be the group of preset values matched with the key signal.
7. The vehicle seat comfort adjustment device according to claim 6, characterized in that:
when the temperature control unit manual function is turned on:
the temperature control unit starts a refrigeration or heating function according to an adjusting signal of the input unit, then starts the air pump and opens the valve, and when the temperature of the inflation and deflation layer reaches a set temperature, then adjusts the pressure in the inflation and deflation layer to ensure that the pressure in the inflation and deflation layer reaches a preset value range, the valve and the air pump are closed;
monitoring the temperature in the inflation and deflation layer in real time, starting a refrigeration or heating function of the temperature control unit when the temperature change in the inflation and deflation layer exceeds the set temperature fluctuation, then starting the air pump and opening the valve, and adjusting the pressure in the inflation and deflation layer when the temperature of the inflation and deflation layer reaches the set temperature to ensure that the pressure in the inflation and deflation layer reaches the preset value range, then closing the valve and the air pump;
when the automatic control temperature control unit is started;
if the current temperature in the vehicle is higher than the preset upper temperature limit, starting a refrigeration function of the temperature control unit, then starting the air pump and opening the valve, and when the temperature of the inflation and deflation layer reaches the set temperature, then adjusting the pressure in the inflation and deflation layer to enable the pressure in the inflation and deflation layer to reach the preset value range, then closing the valve and the air pump;
if the current temperature in the vehicle is higher than the preset lower temperature limit, starting a heating function of the temperature control unit, then starting the air pump and opening the valve, and when the temperature of the inflation and deflation layer reaches the set temperature, then adjusting the pressure in the inflation and deflation layer to enable the pressure in the inflation and deflation layer to reach the preset value range, then closing the valve and the air pump;
the temperature in the inflation and deflation gas layer is monitored in real time, when the temperature change in the inflation and deflation layer exceeds the set temperature fluctuation, the refrigeration or heating function of the temperature control unit is started, then the air pump is started and the valve is opened, when the temperature of the inflation and deflation layer reaches the set temperature, the pressure in the inflation and deflation layer is adjusted, so that the pressure in the inflation and deflation layer reaches the range of the preset value, the valve and the air pump are closed.
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| CN201810472943.2A CN108437865B (en) | 2018-05-17 | 2018-05-17 | Automobile seat comfort degree adjusting device and control method thereof |
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| CN201810472943.2A CN108437865B (en) | 2018-05-17 | 2018-05-17 | Automobile seat comfort degree adjusting device and control method thereof |
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| CN108437865B true CN108437865B (en) | 2020-08-04 |
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| CN109484264B (en) * | 2018-11-12 | 2020-08-04 | 北京汽车股份有限公司 | Adjusting device and method for waist support of seat and seat |
| CN110758202B (en) * | 2019-09-29 | 2021-12-10 | 诺创汽车科技(上海)有限公司 | Vehicle seat pressure regulating system |
| CN111409525B (en) * | 2020-03-27 | 2021-10-22 | 北京汽车股份有限公司 | Vehicle seat and vehicle with same |
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| Publication number | Publication date |
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| CN108437865A (en) | 2018-08-24 |
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