CN205736765U - On-board air conditioner - Google Patents
On-board air conditioner Download PDFInfo
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- CN205736765U CN205736765U CN201620452362.9U CN201620452362U CN205736765U CN 205736765 U CN205736765 U CN 205736765U CN 201620452362 U CN201620452362 U CN 201620452362U CN 205736765 U CN205736765 U CN 205736765U
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Abstract
The open a kind of on-board air conditioner of this utility model, including: temperature sensor, carbon dioxide sensor, blower fan, external temperature sensor and control chip；Compartment is divided into multiple region, and each region is respectively mounted temperature sensor, carbon dioxide sensor and blower fan；External temperature sensor be arranged on vehicle exterior away from thermal source at, be used for detecting car external environment temperature；Carbon dioxide sensor is for detecting the gas concentration lwevel of corresponding region；Temperature sensor is for detecting the temperature of corresponding region；Control chip is connected to temperature sensor, carbon dioxide sensor, blower fan and external temperature sensor, for determining air conditioning operating mode according to car internal and external temperature, adjust the design temperature under the wind-speed gear of corresponding region and present mode of operation according to gas concentration lwevel.Utilize sensor identification compartment internal and external temperature, select air conditioning operating mode；Judge zones of different passengers quantity in conjunction with gas concentration lwevel in car, it is possible to district grid air output, meet passenger's hot-cool demand.
Description
Technical field
This utility model relates to air-conditioning technical field, in particular to a kind of on-board air conditioner.
Background technology
Along with industry development and the quickening of urbanization process, air-conditioning technical is wanted by people
Asking more and more higher, the self-regulation ability of air-conditioning is exactly one of them focus.Bus
It is a kind of common vehicles in daily life, is the important tool of most people go off daily,
On car, the comfortableness of changes in temperature is the important need of passenger.
Current most of bus uses Non-follow control or semiautomatic control to the control of air-conditioning.
Non-follow control is by Bus driver manual start and stop on-board air conditioner, and the regulation of temperature be by
Driver is according to self feeling regulation height gear.The drawback of Non-follow control is the subjectivity of driver
It is difficult to correctly judge temperature conditions and the air conditions in compartment after one's death with geographical position, simultaneously need to
Driver's manual operation, affects the attention of driver's driving.
Semiautomatic control is furnished with temperature sensor detection vehicle interior temperature, the start and stop of air-conditioning in referring to car
It is to be controlled by simple temperature comparisons.The drawback of semiautomatic control is the unicity of detection, system
Cold heating capacity is difficult to meet the indefinite change of passengers quantity, and changes in temperature amount is difficult to reach comfortable point.
Below existing several on-board air conditioner temperature-controlled process are illustrated.
(1) Chinese patent application of Publication No. CN103486701A discloses a kind of vehicle-mounted sky
Temperature regulating control method, the program is that the temperature of the temperature by on-board air conditioner mainboard and collection is entered
Trip temperature compensates, thus obtains vehicle interior temperature, and then carries out temperature regulation according to design temperature.
Its deficiency existed is: compensated the temperature that the temperature drawn is sensor proximity region, car
The temperature in other regions interior does not embody, thus the temperature regulated does not possesses universality.
(2) Chinese patent application of Publication No. CN103673225A discloses a kind of automobile sky
Adjusting autocontrol method, the program is by the detected value of various sensors is calculated principal parameter
With throttle opening parameter, thus realize Boiler pressure control, air door Schema control, temperature damper control
Deng.Its deficiency existed is: not accounting for passengers quantity situation of change, its air-out is difficult to meet
The occasion that passenger is more liquid.
(3) Chinese patent application of Publication No. CN202382367U discloses a kind of according to taking advantage of
Member's quantity controls the multi-region automatic air-conditioning system of vehicle interior temperature, and the program is by each seat
Infrared sensor detection number of occupants, coordinate temperature sensor on-board air conditioner is controlled.
Its exist deficiency be: the detection of effective strength by seating capacity quantitative limitation, thing on seat simultaneously
The placement of product can cause error detection.
Utility model content
This utility model embodiment provides a kind of on-board air conditioner, at least to solve in prior art
The airconditioning control problem that is difficult to meet the hot-cool demand change that passengers quantity change causes.
For achieving the above object, this utility model provides a kind of on-board air conditioner, including: temperature
Sensor, carbon dioxide sensor, blower fan, external temperature sensor and control chip；Car
Railway carriage or compartment is divided into multiple region, and each region is mounted on temperature sensor, carbon dioxide sensor
And blower fan, external temperature sensor be arranged on vehicle exterior away from thermal source at；Described external temperature
Sensor is used for detecting car external environment temperature；Described carbon dioxide sensor is used for detecting corresponding district
The gas concentration lwevel in territory；Described temperature sensor is for detecting the temperature of corresponding region；Described
Control chip, is connected to described temperature sensor, described carbon dioxide sensor, described blower fan
With described external temperature sensor, it is used for determining the fortune of on-board air conditioner according to the temperature inside and outside compartment
Row mode, adjusts wind-speed gear and the present mode of operation of corresponding region according to gas concentration lwevel
Under design temperature.
As preferably, described on-board air conditioner also includes: outside carbon dioxide sensor, is arranged on
Vehicle exterior, for detecting the gas concentration lwevel of vehicle exterior.
As preferably, temperature sensor and carbon dioxide sensor are arranged on the centre of corresponding region
Position.
As preferably, described on-board air conditioner also includes: button, is arranged on operator seat, is used for
On-board air conditioner is closed in the case of carriage return or not carrying.
As preferably, air outlet uses grid mesh to penetrate wind.
Application the technical solution of the utility model, utilizes sensor automatically to identify inside and outside compartment
Temperature conditions, automatically selects air conditioning operating mode；Can in conjunction with gas concentration lwevel situation in car
Judge the passengers quantity of zones of different, such that it is able to be automatically adjusted air output, allow air-conditioning maintain
In most suitable duty, it is achieved energy-saving and environmental protection, extend the air-conditioning life-span, allow air-conditioning simultaneously
The working condition moment be satisfied with the hot-cool demand of passenger, improve passenger's comfortableness onboard.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing being further appreciated by of the present utility model, constitutes this
A part for application, schematic description and description of the present utility model is used for explaining this practicality
Novel, it is not intended that restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation of the on-board air conditioner of this utility model embodiment；
Fig. 2 is the carriage area distribution schematic diagram of this utility model embodiment；
Fig. 3 is the on-board air conditioner control principle drawing of this utility model embodiment.
Detailed description of the invention
With specific embodiment, this utility model is described in further detail below in conjunction with the accompanying drawings, but
Not as to restriction of the present utility model.
This utility model embodiment provides a kind of on-board air conditioner, it is adaptable to bus, subway etc.
The public transport that passenger's mobility is bigger, based on this on-board air conditioner, it is possible to according to vehicle-mounted people
Number is automatically adjusted air-conditioning.
As it is shown in figure 1, this on-board air conditioner includes: temperature sensor 11, carbon dioxide sensor
12, blower fan 13, external temperature sensor 14 and control chip 15.Wherein, compartment is divided into
Multiple regions, each region is mounted on temperature sensor 11, carbon dioxide sensor 12 and wind
Machine 13, external temperature sensor 14 be arranged on vehicle exterior away from thermal source at；External temperature senses
Device 14 is used for detecting car external environment temperature；Carbon dioxide sensor 12 is used for detecting corresponding region
Gas concentration lwevel；Temperature sensor 11 is for detecting the temperature of corresponding region.
Control chip 15 is connected to temperature sensor 11, carbon dioxide sensor 12, blower fan 13
With external temperature sensor 14, it is used for determining the operation of on-board air conditioner according to the temperature inside and outside compartment
Pattern, adjusts according to gas concentration lwevel under wind-speed gear and the present mode of operation of corresponding region
Design temperature.
After vehicle launch, the car outer shroud that control chip 15 detects according to external temperature sensor 14
Border temperature starts air-conditioning and determines air conditioning operating mode.Control chip 15 passes according to carbon dioxide
The gas concentration lwevel of the regional of sensor 12 detection adjusts the wind of the blower fan 13 of corresponding region
Speed gear.The passenger that gas concentration lwevel can reflect this region is how many, gas concentration lwevel
Greatly, represent that passenger is many, then need bigger air-out wind speed.Control chip 15 is according to current air-conditioning
The wind-speed gear of the blower fan of operational mode and regional adjusts design temperature.Work as temperature sensor
11 detect when the temperature in multiple region all reaches design temperature, control air-conditioning and enter shutdown mode,
Blower fan 13 keeps current wind-speed gear to blow.Wind-speed gear can be carried out according to practical situation
Arrange, such as, can be divided into three gears or more gear.
By such scheme, sensor is utilized can automatically to identify compartment internal and external temperature situation, from
Dynamic selection air conditioning operating mode；Not same district is can interpolate that out in conjunction with gas concentration lwevel situation in car
The passengers quantity in territory, such that it is able to be automatically adjusted air output, allows air-conditioning maintain most suitable work
Make state, it is achieved energy-saving and environmental protection, extend the air-conditioning life-span, allow simultaneously the working condition of air-conditioning time
Carve the hot-cool demand being satisfied with passenger, improve passenger's comfortableness onboard.
Above-mentioned on-board air conditioner can also include: outside carbon dioxide sensor, is arranged on outside compartment
Portion, for detecting the gas concentration lwevel of vehicle exterior.Add carbon dioxide at vehicle exterior to pass
Sensor, carbon dioxide concentration value inside and outside contrast car, it is possible to the concentration threshold of intelligent optimization stepping,
Preferably to adjust wind-speed gear according to gas concentration lwevel.
Concrete, region division can be carried out according to vehicle body size, user's request, such as, incite somebody to action
The compartment of bus is divided into three regions, if the region divided is many, then can carry out higher
The observing and controlling of precision.Preferably, said temperature sensor 11 and carbon dioxide sensor 12 are permissible
It is arranged on the centre position of corresponding region, in order to more precisely detect temperature and dense carbon dioxide
Degree.
As in figure 2 it is shown, be carriage area distribution schematic diagram, postmedian position respectively corresponding A before compartment,
Tri-regions of B, C, respectively arrange a temperature sensor and one in the centre position in each region
Carbon dioxide sensor, and each region installs blower fan, each blower fan independently controls, mutually
Between onrelevant.Body exterior, away from arranging a temperature sensor at thermal source, is used for detecting outside car
Ambient temperature.
Above-mentioned on-board air conditioner can also include: button, is arranged on operator seat, in carriage return
Or in the case of not carrying, close on-board air conditioner.This button is the switch switch of on-board air conditioner,
In the case of carriage return or not carrying, driver can a manual key shutdown.
Preferably, air outlet can use grid mesh to penetrate wind.Comfortable in view of air-out
Property, use grid mesh to penetrate wind mode, be possible to prevent cold wind or the hot blast pressure to people's blow-through
Press down sense.
Air conditioning operating mode includes: refrigeration mode, dehumidification mode and heating mode.Start air-conditioning
Afterwards, if car external environment temperature enters refrigeration mode more than or equal to the first preset temperature, air-conditioning；
If car external environment temperature is less than or equal to the second preset temperature, air-conditioning enters heating mode；If
Car external environment temperature is between the second preset temperature and the first preset temperature, and air-conditioning enters dehumidifying
Pattern.Achieve automatically controlling of air conditioning operating mode.
Carbon dioxide sensor is utilized to detect the gas concentration lwevel of regional in real time；If inspection
The gas concentration lwevel measured is less than the first preset concentration value, and the blower fan in this region is according to low wind shelves
Position is run；If be detected that gas concentration lwevel be in the first preset concentration value and second preset
Between concentration value, the blower fan in this region runs according to apoplexy gear；If be detected that titanium dioxide
Concentration of carbon is higher than the second preset concentration value, and the blower fan in this region runs according to high wind gear.This reality
Executing in example, the passenger that gas concentration lwevel can reflect this region is how many, gas concentration lwevel
Greatly, represent that passenger is many, then need bigger air-out wind speed.Utilize carbon dioxide sensor real-time
The gas concentration lwevel of monitoring corresponding region, can control air-out wind speed the most in time, meets and works as
The demand of front passenger comfort, can also save resource, it is to avoid the wasting of resources simultaneously.
Under refrigeration mode and dehumidification mode, if having the blower fan in predetermined number region with apoplexy shelves
Position or high wind gear run, then reduce the design temperature under this pattern；In a heating mode, as
Fruit has the blower fan in predetermined number region to run with apoplexy gear or high wind gear, then raise this pattern
Under design temperature.In the present embodiment, according to current air conditioning operating mode and the wind of regional
The wind-speed gear of machine adjusts design temperature, it is contemplated that passengers quantity adjusts design temperature in time, with
Preferably meet passenger demand, improve comfortableness.Such as, three regions, refrigeration mode altogether
Under have two regions to run with high wind gear, represent that passenger is more, refrigeration demand is big, can be by
Design temperature is turned down.
In order to above-mentioned on-board air conditioner is carried out apparent explanation, below in conjunction with concrete enforcement
Example illustrates, however, it should be noted that this embodiment is merely to be better described this reality
With novel, it be not intended that and this utility model is limited improperly.
On-board air conditioner Automatic Control Theory figure is as it is shown on figure 3, in ambient temperature outside car determines car
Air conditioning operating mode；The blower fan gear in each region automatically adjusts according to gas concentration lwevel,
Concentration is the highest, and gear just strengthens；Being automatically adjusted of design temperature becomes according to blower fan gear stages
Changing, gear is the most higher, and design temperature is the most on the low side, when heating the most partially when refrigeration, dehumidifying
High.
Divide by the region shown in Fig. 2 below and illustrate as a example by refrigeration mode.Dehumidifying mould
Under formula, heating mode to be automatically adjusted situation similar with refrigeration mode, repeat no more.
When vehicle launch runs, start to detect car external environment temperature, if temperature is higher than setting temperature
Spending 26 DEG C, air-conditioning enters refrigeration mode.A, B, C arbitrary region is detected when a certain moment
Temperature is higher than design temperature, and refrigeration mode starts automatically, and air-conditioning starts with the design temperature of acquiescence
26 DEG C start refrigeration, and the most trizonal air-out wind speed is with the low wind gear air-out of acquiescence.
Wind-speed gear is automatically controlled as follows: for A, B, C arbitrary region, if certain moment
Detect that the gas concentration lwevel in certain region is less than 0.10%, then the blower fan in this region is with low wind shelves
Position is run；If detecting, gas concentration lwevel is in 0.10% to 0.15%, then the wind in this region
Machine runs with apoplexy gear；If detecting, gas concentration lwevel is higher than 0.15%, then this region
Blower fan runs with high wind gear.
Design temperature is automatically controlled as follows: if tri-regions of A, B, C have two or two
The blower fan of individual area above runs with apoplexy gear, illustrates that on car, passenger is more, then vehicle-mounted sky
The design temperature adjusted can be adjusted to 25 DEG C；If A, B, C have two or two in tri-regions
The blower fan of area above runs with high wind gear, then the design temperature of on-board air conditioner can be adjusted to
Lower, such as it is tuned as 24 DEG C；The design temperature of remaining situation is 26 DEG C.
When being detected simultaneously by trizonal vehicle interior temperature and all reaching design temperature, air-conditioning enters
Shutdown mode, blower fan all keeps current gear to blow.
Above-mentioned parameter is exemplary, in actual application, can be configured as the case may be
And adjustment.
It should be noted that due to the unlatching of passenger getting on/off car door, can cause near car door
Temperature and gas concentration lwevel be varied from (when opening car door, the temperature of this position, dioxy
Changing concentration of carbon, can be less than the temperature under closed door state and gas concentration lwevel), can pass through
Many experiments, determines compensating parameter, thus the sensor near compartment car door is carried out parameter benefit
Repay so that automatic control scheme is the most accurate rationally.
In sum, this utility model utilizes carbon dioxide detection technique, in conjunction with temperature detection skill
Art, the in real time gas concentration lwevel of zones of different and temperature in detection compartment, thus judge not
With the passengers quantity situation in region, and then regulating outlet air temperature, go out wind velocity, reach comfortable and send
The purpose of wind.Achieve on-board air conditioner automatic choosing running mode, simultaneously according to compartment temperature feelings
Condition automatic start-stop；Also achieve on-board air conditioner automatically to adjust according to passengers quantity and distribution situation subregion
Joint leaving air temp and air-out wind speed.
In the description of this specification, reference term " embodiment ", " some embodiments ", " show
Example ", the description of " concrete example " or " some examples " etc. means to combine this embodiment or example is retouched
Specific features, structure, material or the feature stated is contained at least one reality of the present utility model
Execute in example or example.In this manual, the schematic representation to above-mentioned term not necessarily refers to
It is identical embodiment or example.And, the specific features of description, structure, material or spy
Point can combine in any one or more embodiments or example in an appropriate manner.
Particular embodiments described above, to the purpose of this utility model, technical scheme and useful
Effect is further described, and be it should be understood that and the foregoing is only this practicality newly
The specific embodiment of type, is not used to limit protection domain of the present utility model, all at this
Within the spirit of utility model and principle, any modification, equivalent substitution and improvement etc. done,
Within should be included in protection domain of the present utility model.
Claims (5)
1. an on-board air conditioner, it is characterised in that including: temperature sensor, carbon dioxide sensing
Device, blower fan, external temperature sensor and control chip；
Compartment is divided into multiple region, and each region is mounted on temperature sensor, carbon dioxide
Sensor and blower fan, external temperature sensor be arranged on vehicle exterior away from thermal source at；
Described external temperature sensor is used for detecting car external environment temperature；
Described carbon dioxide sensor is for detecting the gas concentration lwevel of corresponding region；
Described temperature sensor is for detecting the temperature of corresponding region；
Described control chip, be connected to described temperature sensor, described carbon dioxide sensor,
Described blower fan and described external temperature sensor, for determining vehicle-mounted according to the temperature inside and outside compartment
The operational mode of air-conditioning, adjusts the wind-speed gear of corresponding region with current according to gas concentration lwevel
Design temperature under operational mode.
On-board air conditioner the most according to claim 1, it is characterised in that described on-board air conditioner is also
Including: outside carbon dioxide sensor, it is arranged on vehicle exterior, for detecting vehicle exterior
Gas concentration lwevel.
On-board air conditioner the most according to claim 1, it is characterised in that temperature sensor and two
Carbonoxide sensor is arranged on the centre position of corresponding region.
On-board air conditioner the most according to claim 1, it is characterised in that described on-board air conditioner is also
Including: button, it is arranged on operator seat, for closing car in the case of carriage return or not carrying
Carry air-conditioning.
On-board air conditioner the most according to claim 1, it is characterised in that air outlet uses grid
Mesh infiltration air-out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620452362.9U CN205736765U (en) | 2016-05-17 | 2016-05-17 | On-board air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620452362.9U CN205736765U (en) | 2016-05-17 | 2016-05-17 | On-board air conditioner |
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| Publication Number | Publication Date |
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| CN205736765U true CN205736765U (en) | 2016-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620452362.9U Active CN205736765U (en) | 2016-05-17 | 2016-05-17 | On-board air conditioner |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105946505A (en) * | 2016-05-17 | 2016-09-21 | 珠海格力电器股份有限公司 | Control method of vehicle-mounted air conditioner and vehicle-mounted air conditioner |
| CN106739933A (en) * | 2016-12-26 | 2017-05-31 | 北汽福田汽车股份有限公司 | A kind of vehicle and its air-conditioning system |
| CN108215705A (en) * | 2016-12-15 | 2018-06-29 | 现代自动车株式会社 | For the multizone air-conditioning system and its control method of oversize vehicle |
| WO2019080542A1 (en) * | 2017-10-25 | 2019-05-02 | 无锡职业技术学院 | Air conditioner control system for new energy automobile based on video sensing technique |
-
2016
- 2016-05-17 CN CN201620452362.9U patent/CN205736765U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105946505A (en) * | 2016-05-17 | 2016-09-21 | 珠海格力电器股份有限公司 | Control method of vehicle-mounted air conditioner and vehicle-mounted air conditioner |
| CN105946505B (en) * | 2016-05-17 | 2018-04-10 | 珠海格力电器股份有限公司 | The control method and on-board air conditioner of on-board air conditioner |
| CN108215705A (en) * | 2016-12-15 | 2018-06-29 | 现代自动车株式会社 | For the multizone air-conditioning system and its control method of oversize vehicle |
| CN106739933A (en) * | 2016-12-26 | 2017-05-31 | 北汽福田汽车股份有限公司 | A kind of vehicle and its air-conditioning system |
| WO2019080542A1 (en) * | 2017-10-25 | 2019-05-02 | 无锡职业技术学院 | Air conditioner control system for new energy automobile based on video sensing technique |
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