CN113428084A - Rearview mirror and heating method thereof - Google Patents
Rearview mirror and heating method thereof Download PDFInfo
- Publication number
- CN113428084A CN113428084A CN202110636854.9A CN202110636854A CN113428084A CN 113428084 A CN113428084 A CN 113428084A CN 202110636854 A CN202110636854 A CN 202110636854A CN 113428084 A CN113428084 A CN 113428084A
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- China
- Prior art keywords
- rearview mirror
- heating
- humidity
- heating film
- layer
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
- B60R1/02—Rear-view mirror arrangements
- B60R1/06—Rear-view mirror arrangements mounted on vehicle exterior
- B60R1/0602—Rear-view mirror arrangements mounted on vehicle exterior comprising means for cleaning or deicing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/02—Cleaning windscreens, windows or optical devices
- B60S1/023—Cleaning windscreens, windows or optical devices including defroster or demisting means
- B60S1/026—Cleaning windscreens, windows or optical devices including defroster or demisting means using electrical means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/02—Cleaning windscreens, windows or optical devices
- B60S1/56—Cleaning windscreens, windows or optical devices specially adapted for cleaning other parts or devices than front windows or windscreens
- B60S1/60—Cleaning windscreens, windows or optical devices specially adapted for cleaning other parts or devices than front windows or windscreens for signalling devices, e.g. reflectors
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B1/00—Details of electric heating devices
- H05B1/02—Automatic switching arrangements specially adapted to apparatus ; Control of heating devices
- H05B1/0202—Switches
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B1/00—Details of electric heating devices
- H05B1/02—Automatic switching arrangements specially adapted to apparatus ; Control of heating devices
- H05B1/0227—Applications
- H05B1/023—Industrial applications
- H05B1/0236—Industrial applications for vehicles
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/84—Heating arrangements specially adapted for transparent or reflecting areas, e.g. for demisting or de-icing windows, mirrors or vehicle windshields
- H05B3/845—Heating arrangements specially adapted for transparent or reflecting areas, e.g. for demisting or de-icing windows, mirrors or vehicle windshields specially adapted for reflecting surfaces, e.g. bathroom - or rearview mirrors
Abstract
The invention discloses a rearview mirror and a heating method thereof, wherein the heating method comprises the following steps: the rearview mirror is arranged in the rearview mirror shell; the heating film is attached to the inner surface of the rearview mirror, two electrodes are led out of the heating film and connected with the power supply module and the controller, and heat is generated after the heating film is electrified; the power supply module is used for supplying power; the humidity sensor is arranged on the outer surface of the rearview mirror and used for detecting the humidity on the rearview mirror; the controller is connected with the humidity sensor, the power supply module and the heating film and used for generating a control instruction according to the monitored humidity. This structure is easy and simple to handle, and very big local people use, guarantee to remove ice, defrost, defogging vapour fast, solve window glass's under the low temperature environment winter atomization problem.
Description
Technical Field
The invention relates to the technical field of low-temperature heating, in particular to a rearview mirror and a heating method thereof.
Background
A large amount of water drops adhere to the rearview mirror in rainy days, the definition degree of the rearview mirror is influenced, the sight of a driver is shielded, and personal and property safety loss is easily caused. At present, the conventional method for solving the water outlet method of the rearview mirror mainly comprises the step of heating the rearview mirror by installing a heating resistance wire in the rearview mirror to evaporate water drops on the mirror surface. The method greatly influences the service life and the definition of the rearview mirror, and simultaneously wastes a large amount of electric energy.
Disclosure of Invention
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art.
To this end, an object of the present invention is to propose a rearview mirror that can solve the problem of fogging of the rearview mirror in a low temperature environment in winter.
Another object of the present invention is to provide a method for heating a rear view mirror.
In order to achieve the above object, an embodiment of an aspect of the present invention provides a rearview mirror, including: the rearview mirror comprises a rearview mirror shell, a rearview mirror, a heating film, a humidity sensor, a power supply module and a controller;
the rearview mirror is arranged in the rearview mirror shell;
the heating film is attached to the inner surface of the rearview mirror, two electrodes are led out of the heating film and connected with the power supply module and the controller, and the heating film generates heat after being electrified;
the power supply module is used for supplying power;
the humidity sensor is arranged on the outer surface of the rearview mirror and used for detecting the humidity on the rearview mirror;
the controller is connected with the humidity sensor, the power supply module and the heating film and used for generating a control instruction according to the monitored humidity.
According to the rearview mirror disclosed by the embodiment of the invention, the humidity sensor is arranged on the rearview mirror, so that the humidity condition on the rearview mirror is sensed, the semiconductor heating material is embedded in the rearview mirror, when the humidity is too high, the semiconductor heating material starts to be heated, and water mist on the mirror is dispersed, so that the rearview mirror is clear; through being provided with the insulating layer, influence inside control circuit when avoiding the lens temperature high. Simple structure is convenient for arrange, and is easy and simple to handle, and very big people of making things convenient for use guarantees to remove ice, defrost, the defogging vapour fast.
In addition, the rearview mirror according to the above embodiment of the invention may also have the following additional technical features:
furthermore, the heating film comprises a base layer, a heating layer and a waterproof layer, wherein the base layer is plated with a layer of metal oxide semiconductor heating material film to form the heating layer, the waterproof layer is attached to the heating layer, and a positive electrode and a negative electrode are led out from the heating layer and generate heat after being electrified.
Further, the controller is further configured to adjust the energization time and the energization intensity of the heating film according to the detected humidity and a preset humidity.
Further, the controller comprises a control circuit, and the control circuit comprises a Schmitt trigger circuit, a bias circuit and a heating circuit.
Further, still include: the heat insulation layer is arranged between the rearview mirror shell and the heating film and used for protecting a circuit in the rearview mirror.
Further, the power supply module comprises an external power supply or a solar panel.
Further, the mounting position of the rear view mirror includes a vehicle.
Further, when the rearview mirror is installed on the vehicle, the power supply module comprises a power battery or an external power supply of the vehicle.
In order to achieve the above object, according to another embodiment of the present invention, a method for heating a rearview mirror is provided, including:
collecting the humidity of the outer surface of the rearview mirror;
and when the humidity is greater than the preset humidity, generating a control instruction, and supplying power to the heating die according to the control instruction.
According to the heating method of the rearview mirror, the humidity of the outer surface of the rearview mirror is collected; and when the humidity is greater than the preset humidity, generating a control instruction, and supplying power to the heating die according to the control instruction. The method can prevent the rearview mirror from being atomized, and has the advantages of obvious effect, low cost and easy realization.
In addition, the heating method of the rearview mirror according to the above embodiment of the invention may further have the following additional technical features:
further, the control instruction includes an energization time and an energization intensity.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The foregoing and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic view of a rearview mirror in accordance with one embodiment of the present invention;
FIG. 2 is a schematic view of a heating film structure according to one embodiment of the present invention;
FIG. 3 is an exemplary diagram of a heater film according to one embodiment of the present invention;
fig. 4 is a flowchart of a rearview mirror heating method according to one embodiment of the invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
A rear view mirror and a heating method thereof according to an embodiment of the present invention will be described with reference to the accompanying drawings.
A rear view mirror proposed according to an embodiment of the present invention will be described first with reference to the accompanying drawings.
Fig. 1 is a schematic view of a rear view mirror according to an embodiment of the present invention.
As shown in fig. 1, the rearview mirror includes: the rearview mirror comprises a rearview mirror shell, a rearview mirror, a heating film, a humidity sensor, a power supply module and a controller.
The rearview mirror is arranged in the rearview mirror shell;
the heating film is attached to the inner surface of the rearview mirror, two electrodes are led out of the heating film and connected with the power supply module and the controller, and heat is generated after the heating film is electrified;
the power supply module is used for supplying power;
the humidity sensor is arranged on the outer surface of the rearview mirror and used for detecting the humidity on the rearview mirror;
the controller is connected with the humidity sensor, the power supply module and the heating film and used for generating a control instruction according to the monitored humidity.
Further, the heating film comprises a base layer, a heating layer and a waterproof layer, a layer of metal oxide semiconductor heating material is plated on the base layer to form the heating layer, the waterproof layer is attached to the heating layer, a positive electrode and a negative electrode are led out of the heating layer, and heat is generated after the heating layer is electrified.
It can be understood that a key functional material MOSH is adopted in the rearview mirror. The metal oxide semiconductor heating Material (MOSH) is arranged on the rear-view mirror glass, and a control panel is arranged at the same time for regulating and controlling the temperature and the speed of heating and heat preservation. The film has the advantages of no pollution, light weight, low cost and the like, can quickly and uniformly heat glass to reach a preset temperature within about 40 seconds, is simple and convenient in arrangement mode, and has a service life as long as 40 years. The heating rate and the highest heating temperature in the heating process can be determined by the electrifying current and the electrifying time, so that the problem of atomization of the mirror surface of the rearview mirror in a shady and cold environment can be solved.
Specifically, as shown in fig. 2, the heating film of the present invention uses a metal oxide semiconductor heating Material (MOSH), and the heating film is made of the metal oxide semiconductor heating material, and two power lines, one positive line and one negative line, are led out from the heating film. When the humidity sensor detects that the humidity is greater than a certain threshold value, the heating film starts to work, and the rear view mirror is guaranteed not to be atomized.
As a manufacturing method, the heating film coated with the MOSH material is prepared by the following steps:
1) providing a substrate as a base layer;
in this embodiment, a plastic film or a high temperature resistant material is used, but other materials are also possible and are not particularly limited.
2) Polishing and grinding two surfaces of the base material;
3) sputtering a target material on the surface of a substrate to carry out MOSH material coating to form a heating layer, and simultaneously connecting the heating layer with two positive and negative electrodes on the top;
4) an insulating and waterproof layer is coated on the upper surface of the heat generating layer, thereby forming a heating film, as shown in fig. 3.
The heating film manufactured by the method has a simple structure, is convenient to arrange, can quickly generate a large amount of heat, and can uniformly heat.
Further, the heating film can be powered in various ways, and the power supply module comprises an external power supply or a solar panel. For example, when the solar energy vehicle is applied to a vehicle, electric energy can be provided through a power battery of the vehicle, electric energy can also be provided through an external power supply, the external power supply can be a storage battery or a solar battery, and the solar cell panel can be arranged at the top of the vehicle, so that the energy is saved and the efficiency is improved.
Further, the heating of the mirror is controlled by a controller. The controller may generate a corresponding control command based on the humidity detected by the humidity sensor. The mobile terminal can be further provided with a control panel, a user can set the mobile terminal according to needs, and the mobile terminal can be used for remote control.
Further, the controller is further configured to adjust the energization time and the energization intensity of the heating film according to the detected humidity and a preset humidity. The controller comprises a control circuit, and the control circuit comprises a Schmitt trigger circuit, a bias circuit and a heating circuit.
Specifically, the controller adjusts the energization time and the energization intensity of the heating film according to the detected humidity and a preset humidity. When the detected humidity exceeds the set humidity threshold value more greatly, the energization strength of the heating film can be increased and the energization time can be increased, so that the heating film can be raised in temperature in a short time and raised to a higher temperature. It is understood that the maximum temperature of the heating film is related to the area of the heating film. When the humidity is lower than the set humidity, the energization of the heating film may be stopped, or the energization strength may be adjusted so that the glass is maintained at a certain temperature.
Further, the rear view mirror further includes: a thermal insulation layer; the heat insulating layer is arranged between the rearview mirror shell and the heating film and used for protecting a circuit in the rearview mirror.
It can be understood that when the heating film is heated, a heat insulation layer can be arranged between the heating film and the control circuit, and the heat insulation layer can be used for avoiding the influence on the internal control circuit when the temperature of the lens is high.
According to the rearview mirror provided by the embodiment of the invention, the humidity sensor is arranged on the rearview mirror, so that the humidity condition on the rearview mirror is sensed, the semiconductor heating material is embedded in the rearview mirror, when the humidity is too high, the semiconductor heating material starts to be heated, and water mist on the mirror is dispersed, so that the rearview mirror is clear; through being provided with the insulating layer, influence inside control circuit when avoiding the lens temperature high. Simple structure is convenient for arrange, and is easy and simple to handle, and very big people of making things convenient for use guarantees to remove ice, defrost, the defogging vapour fast.
Next, a heating method of the mirror proposed according to the embodiment of the present invention will be described with reference to the accompanying drawings.
Fig. 4 illustrates a method of heating the rear view mirror according to one embodiment of the present invention.
As shown in fig. 4, the heating method of the rearview mirror includes:
and S1, collecting the humidity of the outer surface of the rearview mirror.
And S2, generating a control instruction when the humidity is greater than the preset humidity, and supplying power to the heating die according to the control instruction.
Further, the control instruction includes an energization time and an energization intensity.
It should be noted that the foregoing explanation of the structure also applies to the method of this embodiment, and is not repeated here.
According to the heating method of the rearview mirror, provided by the embodiment of the invention, the humidity of the outer surface of the rearview mirror is collected; and when the humidity is greater than the preset humidity, generating a control instruction, and supplying power to the heating die according to the control instruction. The method can prevent the rearview mirror from being atomized, and has the advantages of obvious effect, low cost and easy realization.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (10)
1. A rearview mirror, comprising: the rearview mirror comprises a rearview mirror shell, a rearview mirror, a heating film, a humidity sensor, a power supply module and a controller;
the rearview mirror is arranged in the rearview mirror shell;
the heating film is attached to the inner surface of the rearview mirror, two electrodes are led out of the heating film and connected with the power supply module and the controller, and the heating film generates heat after being electrified;
the power supply module is used for supplying power;
the humidity sensor is arranged on the outer surface of the rearview mirror and used for detecting the humidity on the rearview mirror;
the controller is connected with the humidity sensor, the power supply module and the heating film and used for generating a control instruction according to the monitored humidity.
2. The rearview mirror according to claim 1, wherein the heating film comprises a substrate layer, a heating layer and a waterproof layer, the substrate layer is coated with a thin film of a metal oxide semiconductor heating material to form the heating layer, the heating layer is attached with the waterproof layer, and the heating layer is led out with a positive electrode and a negative electrode to generate heat after being electrified.
3. The rearview mirror of claim 1, wherein the controller is further configured to adjust the power-on time and power-on intensity of the heating film according to the detected humidity and a preset humidity.
4. The rearview mirror of claim 1, wherein the controller includes a control circuit including a schmitt trigger circuit, a bias circuit, and a heating circuit.
5. The rearview mirror of claim 4, further comprising: the heat insulation layer is arranged between the rearview mirror shell and the heating film and used for protecting a circuit in the rearview mirror.
6. The rearview mirror of claim 1, wherein the power module comprises an external power source or a solar panel.
7. The rearview mirror of claim 1, wherein the mounting location of the rearview mirror comprises a vehicle.
8. The rearview mirror of claim 1, wherein the power module comprises a power battery or an external power source of the vehicle when the rearview mirror is mounted on the vehicle.
9. A method of heating, comprising the steps of:
collecting the humidity of the outer surface of the rearview mirror;
and when the humidity is greater than the preset humidity, generating a control instruction, and supplying power to the heating die according to the control instruction.
10. The method of claim 9, wherein the control instructions include an energization time and an energization intensity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110636854.9A CN113428084A (en) | 2021-06-08 | 2021-06-08 | Rearview mirror and heating method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110636854.9A CN113428084A (en) | 2021-06-08 | 2021-06-08 | Rearview mirror and heating method thereof |
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| Publication Number | Publication Date |
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| CN113428084A true CN113428084A (en) | 2021-09-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110636854.9A Pending CN113428084A (en) | 2021-06-08 | 2021-06-08 | Rearview mirror and heating method thereof |
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| CN (1) | CN113428084A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4071736A (en) * | 1976-02-12 | 1978-01-31 | Donnelly Mirrors, Inc. | Defrosting mirror |
| CN1296464A (en) * | 1998-02-06 | 2001-05-23 | 马格纳控股公司马格纳奥特加分公司 | Heatable mirror, method for producing heat conductive layer, and the use thereof |
| KR20060021450A (en) * | 2004-09-03 | 2006-03-08 | 현대모비스 주식회사 | Apparatus for removing frost in the side mirror for automobiles |
| CN201114841Y (en) * | 2007-07-06 | 2008-09-10 | 长春诺亚汽车电子有限公司 | Defrosting heating slice for car rear mirror |
| KR20110082816A (en) * | 2010-01-12 | 2011-07-20 | 한국오므론전장주식회사 | Out-side view mirror defroster for car and method thereof |
| CN206498555U (en) * | 2017-03-03 | 2017-09-15 | 中国空气动力研究与发展中心低速空气动力研究所 | A kind of electrically heated glass |
| CN209257991U (en) * | 2017-11-30 | 2019-08-16 | 福特全球技术公司 | Defrosting with Peltier's element/demister system side-view mirror |
| CN211995390U (en) * | 2020-02-13 | 2020-11-24 | 李梅英 | Electricity is assisted hot defogging rear-view mirror |
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2021
- 2021-06-08 CN CN202110636854.9A patent/CN113428084A/en active Pending
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| US4071736A (en) * | 1976-02-12 | 1978-01-31 | Donnelly Mirrors, Inc. | Defrosting mirror |
| CN1296464A (en) * | 1998-02-06 | 2001-05-23 | 马格纳控股公司马格纳奥特加分公司 | Heatable mirror, method for producing heat conductive layer, and the use thereof |
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| CN201114841Y (en) * | 2007-07-06 | 2008-09-10 | 长春诺亚汽车电子有限公司 | Defrosting heating slice for car rear mirror |
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| CN206498555U (en) * | 2017-03-03 | 2017-09-15 | 中国空气动力研究与发展中心低速空气动力研究所 | A kind of electrically heated glass |
| CN209257991U (en) * | 2017-11-30 | 2019-08-16 | 福特全球技术公司 | Defrosting with Peltier's element/demister system side-view mirror |
| CN211995390U (en) * | 2020-02-13 | 2020-11-24 | 李梅英 | Electricity is assisted hot defogging rear-view mirror |
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Application publication date: 20210924 |
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