CN210062825U - Automobile device for removing rain and snow on rearview mirror - Google Patents
Automobile device for removing rain and snow on rearview mirror Download PDFInfo
- Publication number
- CN210062825U CN210062825U CN201822085025.2U CN201822085025U CN210062825U CN 210062825 U CN210062825 U CN 210062825U CN 201822085025 U CN201822085025 U CN 201822085025U CN 210062825 U CN210062825 U CN 210062825U
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- air
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- rearview mirror
- snow
- control module
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- 238000007664 blowing Methods 0.000 claims abstract description 25
- 238000010438 heat treatment Methods 0.000 claims abstract description 21
- 238000005485 electric heating Methods 0.000 claims description 10
- 238000004364 calculation method Methods 0.000 claims description 6
- 210000003437 trachea Anatomy 0.000 abstract description 8
- 238000010408 sweeping Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 17
- 239000011521 glass Substances 0.000 description 11
- 230000000694 effects Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 238000005457 optimization Methods 0.000 description 7
- 206010039203 Road traffic accident Diseases 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000344 soap Substances 0.000 description 3
- 239000003599 detergent Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000005357 flat glass Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000007619 statistical method Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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- Rear-View Mirror Devices That Are Mounted On The Exterior Of The Vehicle (AREA)
Abstract
The utility model relates to a get rid of auto device of rear-view mirror sleet, include the gas blowing device who connects the air supply through the trachea, gas and rear-view mirror surface contact that gas blowing device blew off, the trachea twines on vehicle vent-pipe. The utility model has simple structure and convenient arrangement; the rain and snow can be efficiently removed through sweeping the rain and snow by the high-speed airflow parallel to the mirror surface of the rearview mirror, the blind area of a driver is reduced, and the driving safety is greatly improved; and the system can automatically control the air flow and the heating mode according to the rain and snow amount and the air temperature, so that the use intelligence degree is improved.
Description
Technical Field
The utility model relates to an automobile parts technical field especially involves an automobile device who gets rid of rear-view mirror sleet.
Background
With the improvement of living standard of people, the quantity of private vehicles in China is continuously increased, the motor vehicles bring convenience to people and create huge social value, and meanwhile, the road traffic safety problem in China is very serious due to frequent traffic accidents caused by the increase of the number of the motor vehicles, the improper accomplishment of drivers, severe weather and the like.
Statistical analysis of traffic accidents shows that severe weather is one of the important causes of traffic accidents, especially rain and snow weather. When a driver drives in rainy and snowy weather, the view field is obstructed due to rain and snow on the window, wherein the rain and snow are generally removed by the front window of the automobile through an electric wiper, and the rain and snow can also be removed by the rear window of the automobile through an electric heating wire or the electric wiper, so that the most basic observation of the driver on the front road is ensured. However, the automobile rearview mirror is not provided with a rain and snow removing device, the rain and snow on the rearview mirror can seriously affect the sight of a driver, so that the driver cannot normally observe a side road and a rear road through the rearview mirror, the sight blind area of the driver is increased, road traffic accidents are very easy to happen when the vehicle changes lanes, turns or backs, and particularly when a large passenger-cargo vehicle runs at a high speed, once the vehicle accidents happen, the vehicle accidents are likely to be large traffic accidents of vehicle damage and death and continuous vehicle rear-end collision.
Currently, the vast majority of drivers still use the soil method when driving in rainy and snowy days: 1. before raining or snowing, coating a layer of soap or a rainproof agent on the rearview mirror; 2. when the rearview mirror needs to be used in the driving process, the mirror surface of the rearview mirror is wiped by using the cleaning cloth. Although the method for smearing soap or detergent can achieve certain effect, the operation is troublesome, and the soap or detergent needs to be smeared after raining, so that the manufacturing is complicated and the effect is poor; the cleaning cloth is used for wiping in the driving process, the driving operation of a driver is seriously influenced, traffic accidents are more easily caused, and one side of the copilot cannot be erased.
The patent "a jet wiper" (application number: 200420110249.X application date: 2004-11-24) discloses a jet wiper, which is characterized in that an air pipe is arranged on one side edge of a vehicle window, a plurality of nozzles are arranged on the air pipe, and the air pipe is connected with a high-pressure air pump. The air duct on the windshield in front of the window is located on the lower side of the window. The air pipes on the glass on the two side surfaces in the window are positioned on the front side edge of the window. The air pipe on the rear glass in the vehicle window is positioned on the upper side edge of the vehicle window. This patent mainly relies on compressed air to blow the rainwater on the door window in succession through a plurality of spouts of trachea, replaces the function of windshield wiper. The wiper only blows rainwater by high-pressure air, and can not blow away the formed ice when the temperature is low or the frost is snowed.
The patent "blowing device for glass of automobile rearview mirror" (application number: CN200820103309.3 application date: 2008-08-04) discloses a blowing device for glass of automobile rearview mirror, which comprises a control circuit, an air compressor, an air duct and a blowing nozzle, wherein the control circuit controls whether the air compressor works or not, an air outlet of the air compressor is connected with the blowing nozzle through the air duct, and the blowing nozzle is arranged on the automobile opposite to the rearview mirror and side window glass. The device can only remove fog and water drops on the rearview mirror and the side window glass, and has poor cleaning effect.
Two above patents can make each part compressed air flow rate differ and can't form even air curtain because its air supply that directly uses the air compressor machine is as blowing power, only can play certain effect of cleaing away to glass surface fog and water droplet, when rainfall is big, the glass outside freezes or snows frost, can't clear up rear-view mirror glass, still can cause the line of sight to block.
Disclosure of Invention
The utility model discloses to prior art's not enough, provide an automobile device who gets rid of rear-view mirror sleet, fog and water droplet on the rear-view mirror glass not only can be clear away, can use in the weather of big rainfall moreover, even the snow and rain weather that the temperature is lower still can clear away the ice and snow on the rear-view mirror surface totally.
The utility model discloses a following technical scheme realizes, provides an get rid of car device of rear-view mirror sleet, include the gas blowing device who connects the air supply through the trachea, gas and rear-view mirror surface contact that gas blowing device blew off, the trachea twines on vehicle vent-pipe.
This scheme provides high-pressure gas through the air pump to through twine the trachea on automobile exhaust pipe, utilize the heat of blast pipe to heat the highly-pressurized air in the trachea, when having snow, ice or frost on the rear-view mirror surface, utilize the air that is heated to melt it, and blow and fall.
And as optimization, the air outlet direction of the air blowing device is parallel to the mirror surface of the rearview mirror. The air outlet direction of the air blowing device is parallel to the mirror surface of the rearview mirror, so that the blowing area of air is increased, the force reduction of the rearview mirror on high-pressure air is avoided, the impact damage of the high-pressure air and ice blocks on rearview mirror glass is reduced, the splashing of water drops is reduced, and rain, snow and the like are blown away quickly in the same direction; and compressed air can form an air curtain between the rain and snow and the mirror surface of the rearview mirror, so that the rain and snow are prevented from falling onto the mirror surface of the rearview mirror, and the rain and snow attached to the mirror surface of the rearview mirror are blown clean.
Preferably, the air blowing device is an air knife fixed on the upper edge of the rearview mirror, and an air outlet of the air knife is attached to the mirror surface of the rearview mirror. This optimization scheme utilizes the special construction of air knife to produce the high-speed air current thin slice that has the impact force to the air current direction has been from top to bottom, has accelerated the speed of blowing off of sleet, still can make things convenient for the driver to observe from the rear-view mirror under the circumstances of big rainfall or big snowfall volume, and the setting up of air knife gas outlet has improved the utilization ratio of air current, and has avoided the air current thin slice to hurt rear-view mirror glass.
Preferably, the air source is an air pump, the control system further comprises a control module electrically connected with the air pump, and a rainfall sensor electrically connected with the control module, and the rainfall sensor is fixed on the inner side of the front windshield of the automobile. The optimization scheme takes the air pump as an air source, so that intelligent control is more convenient; the rain and snow amount is monitored through the rain sensor, monitoring signals are transmitted to the control module, and the control module controls whether the air pump works or not according to the rain and snow amount, so that the intelligent degree of the work of the air pump is improved.
And as optimization, a temperature sensor electrically connected with the control module is arranged on the air pipe. The temperature of the gas in the gas pipe is monitored through the temperature sensor, and the temperature signal is transmitted to the control module, so that the control module can control other parts conveniently according to the temperature of the gas.
Preferably, the heating wire electrically connected with the control module is arranged in the trachea. When the temperature signal received by the control module is lower than a set value, the electric heating wire is started to heat, and the air in the air pipe is heated by using the heat of the exhaust pipe and the electric heating wire simultaneously, so that the temperature of the air is rapidly increased, and the requirements for removing rain and snow are met.
Preferably, an air flow sensor electrically connected with the control module is installed in the air pipe. According to the optimization scheme, the flow of the compressed air in the air pipe is monitored through the air flow sensor, the monitoring signal is transmitted to the control module, and the control module is convenient to control the air pump to work according to the flow.
As an optimization, the control module comprises an information acquisition unit electrically connected with the rainfall sensor, the temperature sensor and the air flow sensor, a calculation unit electrically connected with the information acquisition unit, a comparison unit electrically connected with the calculation unit, a judgment unit electrically connected with the comparison unit, an air pump execution unit electrically connected with the judgment unit and the air pump, and a heating execution unit electrically connected with the information acquisition unit and the electric heating wire. The information acquisition unit in the optimization scheme is used for acquiring rain and snow quantity signals acquired by a rain sensor, compressed air temperature acquired by a temperature sensor and compressed air flow acquired by an air flow sensor; the calculating unit is used for calculating a calculated value of the compressed air flow by utilizing an experimental formula through the rain and snow quantity signals acquired by the information acquisition unit; the comparison unit is used for comparing the compressed air flow acquired by the information acquisition unit with the calculated value of the compressed air flow; the judging unit judges whether the compressed air flow is too small according to the result of the comparing unit; when the compressed air flow is too small, the air pump execution unit controls the air pump to increase the air supply quantity; the heating execution unit controls the operation of the electric heating wire according to the temperature of the compressed air collected by the information collection unit.
The utility model has the advantages that: the structure is simple, the arrangement is convenient, the residual heat of the engine is utilized to heat the blowing air, and the waste heat utilization is realized; the rain and snow can be efficiently removed through sweeping the rain and snow by the high-speed airflow parallel to the mirror surface of the rearview mirror, the blind area of a driver is reduced, the driving safety is greatly improved, and the clear sight can be kept even if the rainfall is large, and the outer side of the glass is frozen or snows and frosts; and the system can automatically control the air flow and the heating mode according to the rain and snow amount and the air temperature, so that the use intelligence degree is improved.
Drawings
FIG. 1 is a general schematic block diagram of the present invention;
fig. 2 is a flowchart of the control procedure of the present invention.
Detailed Description
In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.
The automobile device for removing rain and snow from the rearview mirror comprises an air blowing device connected with an air pump through an air pipe, wherein the air pump is installed in an automobile engine cabin, air blown out by the air blowing device is in contact with the surface of the rearview mirror, the air outlet direction of the air blowing device is parallel to the surface of the rearview mirror, the air pipe is wound on an automobile exhaust pipe, and the residual heat of the engine exhaust pipe is utilized to heat compressed air provided by the air pump.
The air blowing device of the embodiment is an air knife fixed on the upper edge of the rearview mirror, and an air outlet of the air knife is attached to the mirror surface of the rearview mirror. After the compressed air enters the air knife, due to the principle of the coanda effect and the special geometric shape of the air knife, an impact air curtain with high strength and large airflow is formed at the outlet of the air knife, so that the effect of removing rain and snow on the mirror surface of the automobile rearview mirror is achieved.
This embodiment still include with the control module that the air pump electricity is connected, and with the rainfall sensor that the control module electricity is connected, the rainfall sensor is fixed in the car front windshield inboard, monitors the rain and snow volume size through the rainfall sensor.
The air pipe is provided with a temperature sensor electrically connected with the control module, and the temperature of the compressed air in the air pipe is monitored through the temperature sensor.
The heating wire which is electrically connected with the control module is arranged in the air pipe, and the compressed air in the air pipe is heated through the heating wire, so that the temperature rising speed of the compressed air is improved, and the timeliness of high-temperature compressed air supply is ensured.
An air flow sensor electrically connected with the control module is installed in the air pipe, the compressed air flow is monitored through the air flow sensor, and the controller can control the air pump conveniently according to the flow.
The control module comprises an information acquisition unit electrically connected with the rainfall sensor, the temperature sensor and the air flow sensor, a calculation unit electrically connected with the information acquisition unit, a comparison unit electrically connected with the calculation unit, a judgment unit electrically connected with the comparison unit, an air pump execution unit electrically connected with the judgment unit and the air pump, and a heating execution unit electrically connected with the information acquisition unit and the electric heating wire. The control chip of the control module of the embodiment adopts an MC9S12G128 singlechip.
The information acquisition unit is used for acquiring rain and snow quantity signals acquired by the rain sensor, compressed air temperature acquired by the temperature sensor and compressed air flow acquired by the air flow sensor; the calculating unit is used for calculating a calculated value of the compressed air flow by utilizing an experimental formula through the rain and snow quantity signals acquired by the information acquisition unit; the comparison unit is used for comparing the compressed air flow acquired by the information acquisition unit with the calculated value of the compressed air flow; the judging unit judges whether the compressed air flow is too small according to the result of the comparing unit; when the compressed air flow is too small, the air pump execution unit controls the air pump to increase the air supply quantity; the heating execution unit controls the operation of the electric heating wire according to the temperature of the compressed air collected by the information collection unit.
The system also comprises an energy supply module for supplying power to the system, wherein the energy supply module comprises a vehicle-mounted storage battery and a vehicle-mounted generator; the vehicle using air pressure as braking energy can directly use vehicle-mounted air source instead of air pump.
The heating method of the compressed air for the automobile control system comprises a normal heating mode and a rapid heating mode, wherein the normal heating mode is that when the temperature of the gas in the gas pipe is higher than 5 ℃, the gas in the gas pipe is heated only by the heat of the exhaust pipe; the rapid heating mode is that when the temperature of the gas in the gas pipe is lower than or equal to 5 ℃, the electric heating wire works to heat the gas in the gas pipe simultaneously with the heat of the exhaust pipe. Through setting up two kinds of heating modes, when the endotracheal temperature is higher, only heat through the blast pipe heats, the energy can be saved, when the endotracheal temperature is lower, through blast pipe and heating wire concurrent heating, make intraductal gas temperature rise fast, use when satisfying the sleet, the promptness of guaranteeing to use.
The utility model discloses the working process: monitoring the amount of rain and snow through a rain sensor, controlling the air pump to supply the compressed air flow required by the air knife by the controller according to the set compressed air flow, forming an air curtain by the air knife, and blowing the snow on the mirror surface of the rearview mirror; in order to achieve better removal effect, the compressed air is heated by utilizing two heating modes of engine exhaust pipeline heating and electric heating wire, so that the timeliness of high-temperature compressed air supply is ensured.
Of course, the above description is not limited to the above examples, and technical features of the present invention that are not described in the present application may be implemented by or using the prior art, and are not described herein again; the above embodiments and drawings are only used for illustrating the technical solutions of the present invention and are not intended to limit the present invention, and the present invention has been described in detail with reference to the preferred embodiments, and those skilled in the art should understand that changes, modifications, additions or substitutions made by those skilled in the art within the spirit of the present invention should also belong to the protection scope of the claims of the present invention.
Claims (3)
1. The utility model provides a get rid of automotive fittings of rear-view mirror sleet which characterized in that: the rearview mirror comprises an air blowing device connected with an air source through an air pipe, wherein air blown out by the air blowing device is in contact with the mirror surface of the rearview mirror, and the air pipe is wound on an automobile exhaust pipe;
the air outlet direction of the air blowing device is parallel to the mirror surface of the rearview mirror;
the air blowing device is an air knife fixed on the upper edge of the rearview mirror, and an air outlet of the air knife is attached to the mirror surface of the rearview mirror; the air source is an air pump, the control system comprises a control module electrically connected with the air pump and a rainfall sensor electrically connected with the control module, and the rainfall sensor is fixed on the inner side of a front windshield of the automobile; the air pipe is provided with a temperature sensor electrically connected with the control module; and the heating wire electrically connected with the control module is arranged in the air pipe.
2. The automobile device for removing rain and snow from the rearview mirror according to claim 1, wherein: and an air flow sensor electrically connected with the control module is arranged in the air pipe.
3. The automobile device for removing rain and snow from the rearview mirror according to claim 2, wherein: the control module comprises an information acquisition unit electrically connected with the rainfall sensor, the temperature sensor and the air flow sensor, a calculation unit electrically connected with the information acquisition unit, a comparison unit electrically connected with the calculation unit, a judgment unit electrically connected with the comparison unit, an air pump execution unit electrically connected with the judgment unit and the air pump, and a heating execution unit electrically connected with the information acquisition unit and the electric heating wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822085025.2U CN210062825U (en) | 2018-12-12 | 2018-12-12 | Automobile device for removing rain and snow on rearview mirror |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822085025.2U CN210062825U (en) | 2018-12-12 | 2018-12-12 | Automobile device for removing rain and snow on rearview mirror |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210062825U true CN210062825U (en) | 2020-02-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822085025.2U Expired - Fee Related CN210062825U (en) | 2018-12-12 | 2018-12-12 | Automobile device for removing rain and snow on rearview mirror |
Country Status (1)
| Country | Link |
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| CN (1) | CN210062825U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112428925A (en) * | 2020-12-02 | 2021-03-02 | 安徽江淮汽车集团股份有限公司 | Control method, device and equipment for heating intelligent rearview mirror and storage medium |
-
2018
- 2018-12-12 CN CN201822085025.2U patent/CN210062825U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112428925A (en) * | 2020-12-02 | 2021-03-02 | 安徽江淮汽车集团股份有限公司 | Control method, device and equipment for heating intelligent rearview mirror and storage medium |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200214 |