CN207984499U - A kind of control system of blower for vehicle air conditioning - Google Patents
A kind of control system of blower for vehicle air conditioning Download PDFInfo
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- CN207984499U CN207984499U CN201820424415.5U CN201820424415U CN207984499U CN 207984499 U CN207984499 U CN 207984499U CN 201820424415 U CN201820424415 U CN 201820424415U CN 207984499 U CN207984499 U CN 207984499U
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 43
- 239000004065 semiconductor Substances 0.000 claims abstract description 108
- 238000004140 cleaning Methods 0.000 claims description 9
- 239000000779 smoke Substances 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims 1
- 239000000428 dust Substances 0.000 description 8
- 230000029058 respiratory gaseous exchange Effects 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005622 photoelectricity Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
The utility model provides a kind of control system of blower for vehicle air conditioning, including：Air-conditioner controller, the first drive module, the second drive module, the first metal-oxide-semiconductor, the second metal-oxide-semiconductor, third metal-oxide-semiconductor, the 4th metal-oxide-semiconductor, motor and accumulator.Air-conditioner controller controls being turned on or off for the first metal-oxide-semiconductor and the second metal-oxide-semiconductor by the first drive module, being turned on or off for the third metal-oxide-semiconductor and the 4th metal-oxide-semiconductor is also controlled by the second drive module, accumulator is set to provide forward voltage or backward voltage to motor, to reach the forward or reverse of air blower.The utility model can improve the cleannes of air-conditioning and intelligent.
Description
Technical field
The utility model is related to technical field of automotive electronics more particularly to a kind of control systems of blower for vehicle air conditioning.
Background technology
Mounted air conditioner system is the necessary equipment of every automobile, includes mainly the components such as condenser, evaporator, air blower.
Wherein, air blower is mainly used for the hot gas on condenser being discharged and the cool breeze on evaporator is blown into car, is air-conditioning system
Important component in system.Vehicle air conditioning blows evaporator by air blower, to bring cold air to cool down to driver's cabin, air blower wind
Cooling is fast when fast fast, cools down when wind speed is slow slow.Existing wind speed of blast blower is controlled by gear, and wind speed increases with gear and increased,
Reduce and reduces.Manual control of the gear is more troublesome, and with the development of electronic technology, wind speed of blast blower has very much by automatically controlling
It is necessary.Meanwhile air conditioner blower is positive blowing, for a long time in use, a large amount of dust can be accumulated inside air duct, so that
Contain a large amount of dust in the wind produced by boasting, very big security risk is caused to the breathing of occupant.
Utility model content
The utility model provides a kind of control system of blower for vehicle air conditioning, solves existing wind speed of blast blower and needs manually
Control, and the problem of cannot be purged to the dust in air duct can improve the cleannes of air-conditioning and intelligent.
In order to achieve the above object, the utility model provides following technical scheme：
A kind of control system of blower for vehicle air conditioning, including：Air-conditioner controller, the first drive module, the second driving mould
Block, the first metal-oxide-semiconductor, the second metal-oxide-semiconductor, third metal-oxide-semiconductor, the 4th metal-oxide-semiconductor, motor and accumulator；
First output end of the air-conditioner controller is connected with the input terminal of first drive module, the airconditioning control
The second output terminal of device is connected with the input terminal of second drive module；
First output end of first drive module is connected with the grid of first metal-oxide-semiconductor, the first driving mould
The second output terminal of block is connected with the grid of second metal-oxide-semiconductor, the first output end of second drive module and described the
The grid of three metal-oxide-semiconductors is connected, and the second output terminal of second drive module is connected with the grid of the 4th metal-oxide-semiconductor；
The first input end of the motor drain electrode phase with the source electrode of first metal-oxide-semiconductor and the third metal-oxide-semiconductor respectively
Even, the second input terminal of the motor is connected with the drain electrode of the source electrode of second metal-oxide-semiconductor and the 4th metal-oxide-semiconductor respectively；
The anode of the accumulator is connected with the drain electrode of first metal-oxide-semiconductor and the drain electrode of second metal-oxide-semiconductor respectively, institute
The cathode for stating accumulator is connected with the source electrode of the source electrode of the third metal-oxide-semiconductor and the 4th metal-oxide-semiconductor respectively；
When the first output end and second output terminal of the air-conditioner controller are high level, the first drive module control
It makes the first metal-oxide-semiconductor conducting and second metal-oxide-semiconductor disconnects, second drive module controls the 4th metal-oxide-semiconductor conducting
And the third metal-oxide-semiconductor disconnects, the motor rotates forward, and air blower is made to supply gas air conditioning ducts；
When the first output end and second output terminal of the air-conditioner controller are low level, the first drive module control
It makes the first metal-oxide-semiconductor disconnection and second metal-oxide-semiconductor is connected, second drive module controls the third metal-oxide-semiconductor conducting
And the 4th metal-oxide-semiconductor disconnects, the motor reversal makes air blower be vented air conditioning ducts.
Preferably, further include：First resistor and capacitance；
One end of the first resistor is connected with the drain electrode of the source electrode of first metal-oxide-semiconductor and the third metal-oxide-semiconductor respectively,
The other end of the first resistor is connected with one end of the capacitance, the other end of the capacitance respectively with second metal-oxide-semiconductor
Source electrode be connected with the drain electrode of the 4th metal-oxide-semiconductor.
Preferably, further include：Cleaning switch manually；
The manual cleaning switch be serially connected in the accumulator anode and the first input end of the air-conditioner controller it
Between, when the manual cleaning switch is closed, the first output end and second output terminal of the air-conditioner controller are low level, are made
The motor rotates backward.
Preferably, further include：Smoke sensor device；
The output end of the smoke sensor device is connected with the second input terminal of the air-conditioner controller, for detecting car
Smokescope；
For the air-conditioner controller when the smokescope is more than setting concentration threshold, the first of the air-conditioner controller is defeated
Outlet and second output terminal are low level, and the motor rotates backward, so that air blower discharges interior smog by air conditioning ducts.
Preferably, further include：First temperature sensor and second temperature sensor；
The output end of first temperature sensor is connected with the third input terminal of the air-conditioner controller, for detecting vehicle
Interior indoor temperature；
The output end of the second temperature sensor is connected with the 4th input terminal of the air-conditioner controller, for detecting vehicle
Outer environment temperature；
The air-conditioner controller the indoor temperature be more than the first set temperature threshold value, and the indoor temperature with it is described
When the difference of environment temperature is more than the second set temperature threshold value, the first output end and second output terminal of the air-conditioner controller are
Low level, the motor rotate backward, so that air blower discharges interior hot gas by air conditioning ducts.
Preferably, further include：Overcurrent protection resistance；
One end of the overcurrent protection resistance is connected with the cathode of the accumulator, the other end of the overcurrent protection resistance
Respectively with the 5th input terminal phase of the source electrode of the third metal-oxide-semiconductor, the source electrode and the air-conditioner controller of the 4th metal-oxide-semiconductor
Even；
When the voltage value of the 5th input terminal of the air-conditioner controller is more than setting voltage threshold, the air-conditioner controller
The motor stopping is controlled, and reports over current fault message.
Preferably, further include：Combination instrument；
The air-conditioner controller is connected by CAN bus with the combination instrument, and the combination instrument is according to the overcurrent
Failure message is shown and/or voice broadcast fault message.
Preferably, first drive module includes：First photoelectrical coupler and the first driving chip；
First photoelectrical coupler is connect with the first driving chip signal, the input of first photoelectrical coupler
The input terminal as first drive module is held, the first output end of first driving chip is as the first driving mould
First output end of block, the second output terminal of the second output terminal of first driving chip as first drive module.
Preferably, second drive module includes：Second photoelectrical coupler and the second driving chip；
Second photoelectrical coupler is connect with the second driving chip signal, the input of second photoelectrical coupler
The input terminal as second drive module is held, the first output end of second driving chip is as the second driving mould
First output end of block, the second output terminal of the second output terminal of second driving chip as second drive module.
Preferably, first driving chip and second driving chip are IR2111 models.
The utility model provides a kind of control system of blower for vehicle air conditioning, and multiple MOS are controlled by air-conditioner controller
The switch of pipe changes supply input of the accumulator to motor, motor is made to carry out forward or reverse, and solving existing wind speed of blast blower needs
The problem of manually controlling, and cannot being purged to the dust in air duct can improve the cleannes of air-conditioning and intelligent.
Description of the drawings
It, below will be to needed in the embodiment attached in order to illustrate more clearly of specific embodiment of the utility model
Figure is briefly described.
Fig. 1：It is a kind of control system schematic diagram of blower for vehicle air conditioning provided by the utility model.
Reference numeral
The first metal-oxide-semiconductors of Q1
The second metal-oxide-semiconductors of Q2
Q3 third metal-oxide-semiconductors
The 4th metal-oxide-semiconductors of Q4
C1 capacitances
R1 first resistors
R2 overcurrent protection resistance
K1 cleans switch manually
11 first drive modules
12 second drive modules
The first driving chips of U1
The second driving chips of U2
Specific implementation mode
In order to make those skilled in the art more fully understand the scheme of the utility model embodiment, below in conjunction with the accompanying drawings and
Embodiment is described in further detail the utility model embodiment.
Air blower for mounted air conditioner system in current vehicle is clockwise rotation blowing, after long-play, is had in air duct big
Dust is measured, security risk easily is caused to the breathing of passenger.The utility model provides a kind of control of blower for vehicle air conditioning
System controls the switch of multiple metal-oxide-semiconductors by air-conditioner controller, changes accumulator to the supply input of motor, motor is made to carry out
Forward or reverse solves the problem of that existing wind speed of blast blower needs are manually controlled and cannot be purged to the dust in air duct,
The cleannes of air-conditioning and intelligent can be improved.
As shown in Figure 1, being a kind of control system schematic diagram of blower for vehicle air conditioning provided by the utility model, the system
Including：Air-conditioner controller, the first drive module 11, the second drive module 12, the first metal-oxide-semiconductor Q1, the second metal-oxide-semiconductor Q2, the 3rd MOS
Pipe Q3, the 4th metal-oxide-semiconductor Q4, motor and accumulator.First output end of the air-conditioner controller and first drive module 11
Input terminal be connected, the second output terminal of the air-conditioner controller is connected with the input terminal of second drive module 12.It is described
First output end of the first drive module 11 is connected with the grid of the first metal-oxide-semiconductor Q1, and the of first drive module 11
Two output ends are connected with the grid of the second metal-oxide-semiconductor Q2, the first output end and the third of second drive module 12
The grid of metal-oxide-semiconductor Q3 is connected, and the second output terminal of second drive module 12 is connected with the grid of the 4th metal-oxide-semiconductor Q4.
The first input end of the motor is connected with the drain electrode of the source electrode of the first metal-oxide-semiconductor Q1 and the third metal-oxide-semiconductor Q3 respectively, institute
The second input terminal for stating motor is connected with the drain electrode of the source electrode and the 4th metal-oxide-semiconductor Q4 of the second metal-oxide-semiconductor Q2 respectively.It is described
The anode of accumulator is connected with the drain electrode of the first metal-oxide-semiconductor Q1 and the drain electrode of the second metal-oxide-semiconductor Q2 respectively, the accumulator
Cathode be connected respectively with the source electrode of the source electrode of the third metal-oxide-semiconductor Q3 and the 4th metal-oxide-semiconductor Q4.
When the first output end and second output terminal of the air-conditioner controller are high level, first drive module 11
It controls the first metal-oxide-semiconductor Q1 conductings and the second metal-oxide-semiconductor Q2 is disconnected, second drive module 12 controls the described 4th
Metal-oxide-semiconductor Q4 conductings and third metal-oxide-semiconductor Q3 disconnections, the motor rotating forward, make air blower supply gas air conditioning ducts.In the sky
When the first output end and second output terminal of tune controller are low level, first drive module 11 controls the first MOS
Pipe Q1 is disconnected and the second metal-oxide-semiconductor Q2 is connected, and second drive module 12 controls third metal-oxide-semiconductor Q3 conductings and described
4th metal-oxide-semiconductor Q4 is disconnected, and the motor reversal makes air blower be vented air conditioning ducts.
Specifically, as the first metal-oxide-semiconductor Q1 and the 4th metal-oxide-semiconductor Q4 conductings, and the second metal-oxide-semiconductor Q2 and third metal-oxide-semiconductor Q3 are disconnected
When, the first input end of motor is positive potential relative to the second input terminal, motor both ends by accumulator forward voltage, at this point,
Motor rotates forward.Similarly, as the second metal-oxide-semiconductor Q2 and the Q3 conductings of third metal-oxide-semiconductor, and the first metal-oxide-semiconductor Q1 and the 4th metal-oxide-semiconductor Q4 is disconnected
When opening, the first input end of motor is negative potential relative to the second input terminal, motor both ends by accumulator backward voltage, this
When, motor rotates backward.It should be noted that the driving part in air blower, the adjusting of motor forward rotational speed is arranged in motor
It is mainly realized by the PWM duty cycle of the first drive module output, the adjusting of motor reverse speed mainly passes through second
The PWM duty cycle of drive module output is realized.Air-conditioner controller can be made in air-conditioning duct by the reversion of control motor
Dust purges out outside car body, reduces the security risk of occupant's breathing.
The system further includes：First resistor R1 and capacitance C1.One end of the first resistor R1 respectively with the first MOS
The source electrode of pipe Q1 is connected with the drain electrode of the third metal-oxide-semiconductor Q3, the other end of the first resistor R1 and the one of the capacitance C1
End is connected, the other end of the capacitance C1 drain electrode phase with the source electrode and the 4th metal-oxide-semiconductor Q4 of the second metal-oxide-semiconductor Q2 respectively
Even.
The system further includes：Cleaning switch K1, the manual cleaning switch K1 is serially connected in the anode of the accumulator manually
Between the first input end of the air-conditioner controller, when the manual cleaning switch K1 is closed, the air-conditioner controller
First output end and second output terminal are low level, and the motor is made to rotate backward.
The system further includes：Smoke sensor device, the output end of the smoke sensor device and the second of the air-conditioner controller
Input terminal is connected, for detecting interior smokescope.The air-conditioner controller is more than setting concentration threshold in the smokescope
When value, the first output end and second output terminal of the air-conditioner controller are low level, and the motor rotates backward, so that air blast
Machine discharges interior smog by air conditioning ducts.
In practical applications, if car generates fire or dense smoke, air-conditioner controller is detected by smoke sensor device,
When smokescope reaches harmful to occupant, motor reversal is controlled, by outside interior smog emission to vehicle, car can be improved
The safety of personnel.
The system further includes：First temperature sensor and second temperature sensor.The output of first temperature sensor
End is connected with the third input terminal of the air-conditioner controller, for detecting interior indoor temperature.The second temperature sensor
Output end be connected with the 4th input terminal of the air-conditioner controller, for detecting the environment temperature outside vehicle.The airconditioning control
Device is more than the first set temperature threshold value in the indoor temperature, and the difference of the indoor temperature and the environment temperature is more than the
When two set temperature threshold values, the first output end and second output terminal of the air-conditioner controller are low level, and the motor is reversed
Rotation, so that air blower discharges interior hot gas by air conditioning ducts.
In practical applications, in high hot weather, vehicle can make car under the sun when insolation temperature rapid increase,
In moment into the car, interior temperature, at this point, if only leaning on air conditioner refrigerating, needs waste more than external temperature higher
Fuel and time, and be reversely vented by air blower, so that in-vehicle air is quickly exchanged with extraneous air, can effectively reduce interior temperature
Degree reduces energy consumption.
The system further includes：Overcurrent protection resistance.One end of the overcurrent protection resistance and the cathode phase of the accumulator
Even, the other end of the overcurrent protection resistance respectively with the source electrode of the third metal-oxide-semiconductor, the source electrode of the 4th metal-oxide-semiconductor and institute
The 5th input terminal for stating air-conditioner controller is connected.It is more than setting voltage in the voltage value of the 5th input terminal of the air-conditioner controller
When threshold value, the air-conditioner controller controls the motor stopping, and reports over current fault message.
The system further includes：Combination instrument, the air-conditioner controller are connected by CAN bus with the combination instrument, institute
Combination instrument is stated to be shown according to the over current fault message and/or voice broadcast fault message.
Further, first drive module 11 includes：First photoelectrical coupler and the first driving chip U1.Described first
Photoelectrical coupler is connect with the first driving chip U1 signals, and the input terminal of first photoelectrical coupler is as described first
The input terminal of drive module 11, the first output end of the first driving chip U1 as first drive module 11 first
Output end, the second output terminal of the second output terminal of the first driving chip U1 as first drive module 11.
Second drive module 12 includes：Second photoelectrical coupler and the second driving chip U2.The second photoelectricity coupling
Clutch is connect with the second driving chip U2 signals, and the input terminal of second photoelectrical coupler is as the second driving mould
First output end of the input terminal of block 12, the second driving chip U2 is exported as the first of second drive module 12
End, the second output terminal of the second output terminal of the second driving chip U2 as second drive module 12.
Further, the first driving chip U1 and the second driving chip U2 is IR2111 models.First photoelectricity
PC817 models can be used in coupler and the second photoelectrical coupler.Using photoelectrical coupler can be effectively isolated air-conditioner controller with
Electric effect between accumulator improves electrical safety.
As it can be seen that the utility model provides a kind of control system of blower for vehicle air conditioning, controlled by air-conditioner controller more
The switch of a metal-oxide-semiconductor changes supply input of the accumulator to motor, so that motor is carried out forward or reverse, solve existing air blower
Wind speed needs manually control, and the problem of cannot be purged to the dust in air duct, can improve air-conditioning cleannes and
It is intelligent.
The structure, feature and effect of the utility model are described in detail according to diagrammatically shown embodiment above, with
Upper described is only the preferred embodiment of the utility model, but the utility model is to limit practical range shown in drawing, it is every according to
Change made by conception according to the utility model, or be revised as the equivalent embodiment of equivalent variations, still without departing from specification and figure
When showing covered spirit, it should be within the protection scope of the present utility model.
Claims (10)
1. a kind of control system of blower for vehicle air conditioning, which is characterized in that including：Air-conditioner controller, the first drive module,
Two drive modules, the first metal-oxide-semiconductor, the second metal-oxide-semiconductor, third metal-oxide-semiconductor, the 4th metal-oxide-semiconductor, motor and accumulator；
First output end of the air-conditioner controller is connected with the input terminal of first drive module, the air-conditioner controller
Second output terminal is connected with the input terminal of second drive module；
First output end of first drive module is connected with the grid of first metal-oxide-semiconductor, first drive module
Second output terminal is connected with the grid of second metal-oxide-semiconductor, the first output end of second drive module and the 3rd MOS
The grid of pipe is connected, and the second output terminal of second drive module is connected with the grid of the 4th metal-oxide-semiconductor；
The first input end of the motor is connected with the drain electrode of the source electrode of first metal-oxide-semiconductor and the third metal-oxide-semiconductor respectively, institute
The second input terminal for stating motor is connected with the drain electrode of the source electrode of second metal-oxide-semiconductor and the 4th metal-oxide-semiconductor respectively；
The anode of the accumulator is connected with the drain electrode of first metal-oxide-semiconductor and the drain electrode of second metal-oxide-semiconductor respectively, the storage
The cathode of battery is connected with the source electrode of the source electrode of the third metal-oxide-semiconductor and the 4th metal-oxide-semiconductor respectively；
When the first output end and second output terminal of the air-conditioner controller are high level, first drive module controls institute
It states the conducting of the first metal-oxide-semiconductor and second metal-oxide-semiconductor disconnects, second drive module controls the 4th metal-oxide-semiconductor conducting and institute
The disconnection of third metal-oxide-semiconductor is stated, the motor rotates forward, and air blower is made to supply gas air conditioning ducts；
When the first output end and second output terminal of the air-conditioner controller are low level, first drive module controls institute
It states the disconnection of the first metal-oxide-semiconductor and second metal-oxide-semiconductor is connected, second drive module controls the third metal-oxide-semiconductor conducting and institute
The disconnection of the 4th metal-oxide-semiconductor is stated, the motor reversal makes air blower be vented air conditioning ducts.
2. the control system of blower for vehicle air conditioning according to claim 1, which is characterized in that further include：First resistor
And capacitance；
One end of the first resistor is connected with the drain electrode of the source electrode of first metal-oxide-semiconductor and the third metal-oxide-semiconductor respectively, described
The other end of first resistor is connected with one end of the capacitance, the other end of the capacitance source with second metal-oxide-semiconductor respectively
Pole is connected with the drain electrode of the 4th metal-oxide-semiconductor.
3. the control system of blower for vehicle air conditioning according to claim 2, which is characterized in that further include：Cleaning manually
Switch；
The manual cleaning switch is serially connected in the positive between the first input end of the air-conditioner controller of the accumulator,
When the manual cleaning switch is closed, the first output end and second output terminal of the air-conditioner controller are low level, are made described
Motor rotates backward.
4. the control system of blower for vehicle air conditioning according to claim 3, which is characterized in that further include：Smog senses
Device；
The output end of the smoke sensor device is connected with the second input terminal of the air-conditioner controller, for detecting interior smog
Concentration；
The air-conditioner controller is when the smokescope is more than setting concentration threshold, the first output end of the air-conditioner controller
It is low level with second output terminal, the motor rotates backward, so that air blower discharges interior smog by air conditioning ducts.
5. the control system of blower for vehicle air conditioning according to claim 4, which is characterized in that further include：First temperature
Sensor and second temperature sensor；
The output end of first temperature sensor is connected with the third input terminal of the air-conditioner controller, for detecting car
Indoor temperature；
The output end of the second temperature sensor is connected with the 4th input terminal of the air-conditioner controller, for detecting outside vehicle
Environment temperature；
The air-conditioner controller is more than the first set temperature threshold value, and the indoor temperature and the environment in the indoor temperature
When the difference of temperature is more than the second set temperature threshold value, the first output end and second output terminal of the air-conditioner controller are low electricity
Flat, the motor rotates backward, so that air blower discharges interior hot gas by air conditioning ducts.
6. the control system of blower for vehicle air conditioning according to claim 5, which is characterized in that further include：Overcurrent protection
Resistance；
One end of the overcurrent protection resistance is connected with the cathode of the accumulator, the other end difference of the overcurrent protection resistance
It is connected with the 5th input terminal of the source electrode of the third metal-oxide-semiconductor, the source electrode of the 4th metal-oxide-semiconductor and the air-conditioner controller；
When the voltage value of the 5th input terminal of the air-conditioner controller is more than setting voltage threshold, the air-conditioner controller control
The motor stopping, and report over current fault message.
7. the control system of blower for vehicle air conditioning according to claim 6, which is characterized in that further include：Combination instrument；
The air-conditioner controller is connected by CAN bus with the combination instrument, and the combination instrument is according to the over current fault
Message is shown and/or voice broadcast fault message.
8. the control system of blower for vehicle air conditioning according to claim 7, which is characterized in that first drive module
Including：First photoelectrical coupler and the first driving chip；
First photoelectrical coupler is connect with the first driving chip signal, and the input terminal of first photoelectrical coupler is made
For the input terminal of first drive module, the first output end of first driving chip is as first drive module
First output end, the second output terminal of the second output terminal of first driving chip as first drive module.
9. the control system of blower for vehicle air conditioning according to claim 8, which is characterized in that second drive module
Including：Second photoelectrical coupler and the second driving chip；
Second photoelectrical coupler is connect with the second driving chip signal, and the input terminal of second photoelectrical coupler is made
For the input terminal of second drive module, the first output end of second driving chip is as second drive module
First output end, the second output terminal of the second output terminal of second driving chip as second drive module.
10. the control system of blower for vehicle air conditioning according to claim 9, which is characterized in that the first driving core
Piece and second driving chip are IR2111 models.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820424415.5U CN207984499U (en) | 2018-03-27 | 2018-03-27 | A kind of control system of blower for vehicle air conditioning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820424415.5U CN207984499U (en) | 2018-03-27 | 2018-03-27 | A kind of control system of blower for vehicle air conditioning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207984499U true CN207984499U (en) | 2018-10-19 |
Family
ID=63830086
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820424415.5U Expired - Fee Related CN207984499U (en) | 2018-03-27 | 2018-03-27 | A kind of control system of blower for vehicle air conditioning |
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| CN (1) | CN207984499U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114919536A (en) * | 2022-05-11 | 2022-08-19 | 中国第一汽车股份有限公司 | Control method and device for cleaning windshield glass and automobile |
-
2018
- 2018-03-27 CN CN201820424415.5U patent/CN207984499U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114919536A (en) * | 2022-05-11 | 2022-08-19 | 中国第一汽车股份有限公司 | Control method and device for cleaning windshield glass and automobile |
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