CN110949100A - Vehicle window structure, automatic driving vending vehicle and defrosting fog method - Google Patents
Vehicle window structure, automatic driving vending vehicle and defrosting fog method Download PDFInfo
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- CN110949100A CN110949100A CN201911265241.8A CN201911265241A CN110949100A CN 110949100 A CN110949100 A CN 110949100A CN 201911265241 A CN201911265241 A CN 201911265241A CN 110949100 A CN110949100 A CN 110949100A
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- Prior art keywords
- transparent glass
- transparency
- heating
- control unit
- automatic control
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
- B60J1/00—Windows; Windscreens; Accessories therefor
- B60J1/002—Windows; Windscreens; Accessories therefor with means for clear vision, e.g. anti-frost or defog panes, rain shields
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
- B60J1/00—Windows; Windscreens; Accessories therefor
- B60J1/004—Mounting of windows
- B60J1/006—Mounting of windows characterised by fixation means such as clips, adhesive, etc.
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
- B60P3/00—Vehicles adapted to transport, to carry or to comprise special loads or objects
- B60P3/025—Vehicles adapted to transport, to carry or to comprise special loads or objects the object being a shop, cafeteria or display the object being a theatre or stage
- B60P3/0257—Vehicles adapted to transport, to carry or to comprise special loads or objects the object being a shop, cafeteria or display the object being a theatre or stage the object being a vending stall, restaurant or food kiosk
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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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Transportation (AREA)
- Control Of Resistance Heating (AREA)
Abstract
The invention provides a vehicle window structure, an automatic driving vending vehicle and a defrosting fog method. The vehicle window structure comprises an installation part (10), transparent glass (20), a heating device (30), a transparency detection device (40) and an automatic control unit; a window is arranged on the mounting part (10), and the transparent glass (20) is arranged on the window; the heating device (30) is in contact with the transparent glass (20) and is electrically connected with the automatic control unit; the transparency detection device (40) is arranged on the transparent glass (20) to detect the transparency of the transparent glass (20) in real time; the automatic control unit is electrically connected with the transparency detection device (40) and can control the heating device (30) to heat the transparent glass (20) according to the transparency condition of the transparent glass (20) detected by the transparency detection device (40). Through directly heating transparent glass, the heat is all heated glass, and the heat loses less, and defrosting fog efficiency is high, and is less to the ambient temperature in the car influence.
Description
Technical Field
The invention relates to the field of vehicle glass defrosting, in particular to a vehicle window structure, an automatic driving vending vehicle and a defrosting fog method.
Background
To attract customers, vending vehicles typically have a transparent window that allows the customer to view the merchandise being vended. Cold air can be opened to sell cold drinks in the vehicle in summer, and hot drinks can be opened to sell hot drinks in winter, which causes a problem: when the difference in temperature is great between the inside and outside of the car, the water vapor in the air can be condensed on the glass, the glass is covered with a layer of fog, and if the fog is frosted in winter, the commodity is sold in the car by influencing the visual observation of customers.
The existing defrosting and demisting technology is only applied to driving the windshield of an automobile, defrosting and demisting are carried out on the windshield by using hot air of an air conditioner, and because a driver can pay attention to the condition of the windshield in real time, defrosting can be accurately carried out in due time, but the technology is difficult to be applied to an unattended automatic driving vending vehicle, the defrosting mode by using hot air blown by the air conditioner is low in efficiency, and the hot air blown by the air conditioner needs larger heat; and only a small amount of heat is used for defrosting and defogging, and the most of the heat is used for raising the ambient temperature in the vehicle, which is not necessarily desired by the driver.
Therefore, how to solve the fog or frost on the automatic driving vending vehicle becomes a technical problem to be solved urgently in the field.
Disclosure of Invention
The invention aims to provide a vehicle window structure, an automatic driving vending vehicle and a defrosting fog method, and aims to solve the problems that in the prior art, vehicle window glass cannot be automatically removed, energy is wasted due to defrosting fog, and the influence on the environment in the vehicle is large.
To achieve the above object, the present invention first provides a vehicle window structure comprising: the device comprises an installation part, transparent glass, a heating device, a transparency detection device and an automatic control unit;
the mounting part is provided with a window, and the transparent glass is arranged on the window;
the heating device is in contact with the transparent glass and is electrically connected with the automatic control unit;
the transparency detection device is arranged on the transparent glass and is used for detecting the transparency of the transparent glass in real time;
the automatic control unit is electrically connected with the transparency detection device and can control the heating device to heat the transparent glass according to the transparency condition of the transparent glass detected by the transparency detection device.
Optionally, the transparency detection device comprises a light emitting device and an intensity detector, the light emitting device is positioned on one side of the transparent glass, and the light emitted by the light emitting device can pass through the transparent glass;
the intensity detector is positioned on the other side of the transparent glass and is arranged opposite to the light emitting device, so that the intensity detector can detect the intensity of light rays passing through the transparent glass.
Optionally, the heating device includes a heating block, the heating block is disposed at an edge of the transparent glass, and the transparency detection device is disposed far away from the heating block.
Optionally, the heating block is provided with a groove, and part of the edge of the transparent glass is embedded in the groove.
Optionally, the mounting portion includes an inner plate and an outer plate, the inner plate and the outer plate surrounding the heating block.
Optionally, the mounting portion is provided with a plurality of clamping members, and the inner plate and the outer plate clamp the transparent glass through the clamping members.
Optionally, the vehicle window structure further comprises a blowing device, and the automatic control unit is electrically connected with the blowing device to control the blowing device to blow air to the transparent glass.
Optionally, an air outlet of the blowing device is located at one side of the heating device, so that the air blown by the blowing device carries the heat emitted by the heating device to the surface of the transparent glass.
In another aspect, the invention provides an automatic driving vending vehicle, which comprises the window structure provided by the invention.
The invention also provides a defrosting fog method, which comprises the following steps:
detecting the transparency of the transparent glass in real time;
when the transparency of the transparent glass is smaller than a preset threshold value, controlling a heating device to heat the transparent glass through an automatic control unit;
when the transparency of the transparent glass reaches the preset threshold value, the automatic control unit controls the heating device to stop heating.
Dew, frost and the like are removed by directly heating the transparent glass by the heating device, the transparent glass has certain heat to melt and evaporate the dew and the frost and the like, the transparent glass also has heat in a longer time after the heating device stops heating, and the defrosting fog effect is more durable; furthermore, the heating time is automatically controlled by the automatic control unit according to the real-time transparency condition of the transparent glass, manual management is not needed, the heating time is more reasonable, energy is saved, and energy waste and safety faults caused by long-time heating of the transparent glass by the heating device are avoided; in addition, the method for detecting the frost fog adopts the method for detecting the transparency of the transparent glass, so that the method is accurate and reliable, the probability of detection errors is very small, and the method is low in transparency detection cost and easy to implement.
Drawings
FIG. 1 is a schematic front view of a vehicle window structure according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of a vehicle window structure in accordance with an embodiment of the present invention;
fig. 3 is a control flowchart of a method for defrosting a window glass of a vehicle according to an embodiment of the present invention.
Reference numerals:
10-a mounting portion; 11-inner layer plate; 12-outer laminates; 13-a clamping member;
20-transparent glass;
30-a heating device; 31-a heating block;
40-a transparency detection device; 41-a light emitting device; 42-intensity detector.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and examples. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. The specific embodiments described herein are merely illustrative of the invention and are not to be construed as limiting the invention. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the invention, are within the scope of the invention.
Referring to fig. 1 and 2 in combination, the present embodiment provides a vehicle window structure including: a mounting part 10, a transparent glass 20, a heating device 30, a transparency detection device 40, and an automatic control unit (not shown in the drawings); a window is arranged on the mounting part 10, and the transparent glass 20 is arranged on the window; the heating device 30 is in contact with the transparent glass 20 and is used for heating the transparent glass 20 so as to melt and evaporate dew, frost and fog and the like on the transparent glass 20 and keep the effective transparency of the transparent glass 20, the heating device 30 is electrically connected with the automatic control unit, and the heating time is controlled by the automatic control unit; the transparency detection device 40 is arranged on the transparent glass 20 and is used for detecting the transparency of the transparent glass 20 in real time; the automatic control unit is electrically connected to the transparency detection device 40 and can control the heating device 30 to heat the transparent glass 20 according to the transparency condition of the transparent glass 20 detected by the transparency detection device 40. As can be seen from the above description, the defogging and defrosting facility of the scheme has the following characteristics: firstly, dew, frost and fog and the like are removed by directly heating the transparent glass 20 by the heating device 30, the transparent glass 20 has certain heat by the design to melt and evaporate the dew and the frost and fog, the transparent glass 20 also has heat in a longer time after the heating device 30 stops heating, and the defrosting fog effect is more durable; further, the heating time is automatically controlled by the automatic control unit according to the real-time transparency condition of the transparent glass 20, manual management is not needed, the heating time is more reasonable, energy is saved, and energy waste and safety faults (damage to the installation part 10 and the transparent glass 20 possibly caused by long-time heating) caused by long-time heating of the transparent glass 20 by the heating device 30 are avoided; in addition, the method for detecting the frost fog adopts the method for detecting the transparency of the transparent glass 20, so that the method is accurate and reliable, the probability of detection errors is very small, and the method is low in transparency detection cost and easy to implement.
The heating power of the heating device 30 may be enough to achieve the defrosting mist effect, and the heating power is reduced as much as possible on the premise that the defrosting mist effect can be achieved in time, so as to save energy and reduce heating damage to other components. The specific heating power can be set according to different transparent glass 20, and the factors influencing the heating power include the thickness, material, structure, area, etc. of the transparent glass 20.
The automatic control unit can set up the heating opportunity according to the heating demand, and the technical personnel in the field can corresponding selection automatic control unit after reacing this scheme to corresponding setting realizes the demand of this scheme heating, and the control program that wherein relates to includes: the program for receiving the parameter of the transparency detection means 40, the program for controlling the start of the heating means 30, the program for controlling the heating power, the program for controlling the stop of the heating, etc., can be implemented by the conventional technical means in the prior art.
In a specific embodiment, the transparency detection means 40 comprises a light emitting means 41 and an intensity detector 42, with reference to fig. 2, the light emitting means 41 is located on one side of the transparent glass 20, and the light emitted therefrom can pass through the transparent glass 20; the intensity detector 42 is located at the other side of the transparent glass 20 and is disposed opposite to the light emitting device 41 so that the intensity detector 42 can detect the intensity of the light passing through the transparent glass 20, the transparency of the transparent glass 20 can be obtained by calculating the relationship between the intensity of the light emitted by the light emitting device 41 and the intensity of the light detected by the intensity detector 42, for example, when the transparent glass 20 has frost, the intensity of the light detected by the intensity detector 42 due to the shielding of the frost may be less than that in the absence of the frost, the automatic control unit may determine that the frost is present on the transparent glass 20 when the intensity of the light detected is less than a preset threshold, and thus control the heating device 30 to heat the transparent glass 20. Of course, the skilled person can also judge the transparency of the transparent glass 20 by other means based on the inventive concept.
The distance between the intensity detector 42 and the transparent glass 20 is kept, and the distance does not affect the formation of frost, that is, the formation condition of the frost of the transparent glass 20 at the detected position is the same as the formation condition of the frost at other positions of the transparent glass 20, the intensity detector 42 and the automatic control unit can be electrically connected through a communication line, and can also transmit the transparency parameter through wireless communication, and the wireless communication can be adopted by the methods including but not limited to bluetooth communication, WiFi communication and the like. The light emitted by the light emitting device 41 may be laser, LED light source, OLED light source, etc., and only can penetrate through the transparent glass 20 to facilitate detection by the intensity detector 42.
Further, the heating device 30 in the present embodiment includes a heating block 31, the heating block 31 is disposed at the edge of the transparent glass 20, and the transparency detection device 40 is disposed away from the heating block 31. Wherein, a plurality of heating blocks 31 can be arranged, and a plurality of heating blocks 31 are evenly distributed around the transparent glass 20; the number of the heating blocks 31 may be one as long as the shape of the heating blocks 31 can be distributed as uniformly as possible outside the transparent glass 20. This arrangement enables the transparent glass 20 to be heated uniformly and effectively, and improves the defrosting mist effect.
As shown in fig. 1 and 2, two heating blocks 31 are provided, and the transparency detecting means 40 is located at a position intermediate between the two heating blocks 31, that is, the transparency detecting means 40 is located at a position as far as possible from the heating blocks 31, so that it can be ensured that the frost at each position of the transparent glass 20 can be removed in time without wasting energy. The heating block 31 may be disposed away from the transparency detection apparatus 40 according to the actual structure and distribution of the heating block 31 and the shape of the transparent glass 20, and those skilled in the art can make corresponding reasonable settings after learning the purpose of the setting, so the embodiment will not be described one by one for the specific case.
In a particular embodiment, the heating block 31 is provided with a recess in which part of the edge of the transparent glass 20 is embedded. As shown in fig. 1, the transparent glass 20 is rectangular in shape, and the heating block 31 is elongated in shape. The heat of the transparent glass 20 close to the heating block 31 can be maintained for a long time, and the energy of the transparent glass 20 far away from the heating block 31 disappears most quickly. Sufficient contact of the heating block 31 with the transparent glass 20 facilitates the heating block 31 to transfer more heat to the transparent glass 20.
The mounting portion 10 may be a part of the vehicle body, or may be a part for fixing the transparent glass 20 alone, and the material of the mounting portion 10 may be a metal material or a polymer material. Referring to fig. 2, in one embodiment, the mounting portion 10 includes an inner plate 11 and an outer plate 12, the inner plate 11 and the outer plate 12 surrounding the heating block 31. The transparent glass 20 is provided with a plurality of clamping pieces 13 around the periphery thereof, and the inner plate 11 and the outer plate 12 clamp the transparent glass 20 through the clamping pieces 13. The clamping member 13 may be attached to the fastening member using a bolt, a screw, or the like. The transparent glass 20 and the mounting portion 10 are sealed to ensure good sealing.
Wherein the heating block 31 is located between the inner plate 11 and the outer plate 12. In order to better arrange the heating block 31, in the present embodiment, the inner plate 11 protrudes inward at the position of the heating block 31, and the outer plate 12 protrudes outward at the position of the heating block 31, so that the position of the heating block 31 forms an installation space.
Further, the window structure further includes a blowing device (not shown in the drawings), and the automatic control unit is electrically connected to the blowing device to control the blowing device to blow air toward the transparent glass 20. The blowing device and the heating device 30 can be arranged to work synchronously, i.e.: the transparent glass 20 is blown with air while heating the transparent glass 20 to accelerate the evaporation of the moisture.
In a preferred embodiment, the air outlet of the air blowing device is positioned at one side of the heating device, so that the air blown by the air blowing device carries the heat emitted by the heating device to the surface of the transparent glass. The natural wind blown out from the air outlet of the blowing device obtains energy from the heating device 30 and then flows to the surface of the transparent glass 20, and the arrangement can weaken the temperature of the surrounding environment of the heating device 30 on one hand, avoid causing heat damage, and can accelerate the speed of removing frost fog on the surface of the transparent glass 20 on the other hand.
The embodiment further provides an automatic driving vending vehicle which comprises the window structure provided by the embodiment. This automatic drive vending car no matter summer or winter, can both guarantee window glass's transparency, when the transparency is lower, in time gets rid of the frost fog on glass surface through the mode of heating transparent glass, guarantees the good bandwagon effect of window commodity.
Referring to fig. 3, the present embodiment further provides a defrosting mist method for a window glass, including the steps of:
detecting the transparency of the transparent glass in real time;
when the transparency of the transparent glass is smaller than a preset threshold value, controlling a heating device to directly heat the transparent glass through an automatic control unit;
when the transparency of the transparent glass reaches the preset threshold value, the automatic control unit controls the heating device to stop heating.
The method for obtaining the transparency of the transparent glass comprises various methods, and the transparency of the transparent glass can be analyzed by emitting laser at one side of the transparent glass and detecting the intensity of the laser at two sides of the transparent glass. Compared with the prior art, the method can automatically judge the frost and fog condition on the transparent glass, does not need manual control, and is particularly suitable for being used on an automatic driving vending vehicle; on the other hand, the defrosting fog mode adopts the heating device to directly heat the transparent glass instead of directly blowing hot air to the transparent glass, the heating object is clear, the heat is all used for heating the glass, the heat is not easy to dissipate as the hot air, and the mode can keep no fog on the transparent glass for a long time. Moreover, the mode has less influence on the ambient temperature in the vehicle, and the heat loss of the directly heated glass is less.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. A vehicle window structure, comprising: an installation part (10), transparent glass (20), a heating device (30), a transparency detection device (40) and an automatic control unit;
a window is arranged on the mounting part (10), and the transparent glass (20) is arranged on the window;
the heating device (30) is in contact with the transparent glass (20) and is electrically connected with the automatic control unit;
the transparency detection device (40) is arranged on the transparent glass (20) and is used for detecting the transparency of the transparent glass (20) in real time;
the automatic control unit is electrically connected with the transparency detection device (40) and can control the heating device (30) to heat the transparent glass (20) according to the transparency condition of the transparent glass (20) detected by the transparency detection device (40).
2. The vehicle window structure according to claim 1, wherein the transparency detection means (40) comprises a light emitting means (41) and an intensity detector (42), the light emitting means (41) being located on the side of the transparent glass (20) through which the emitted light can pass through the transparent glass (20);
the intensity detector (42) is positioned on the other side of the transparent glass (20) and is arranged opposite to the light emitting device (41) so that the intensity detector (42) can detect the intensity of the light passing through the transparent glass (20).
3. The vehicle window structure according to claim 1, wherein the heating device (30) comprises a heating block (31), the heating block (31) is disposed at an edge of the transparent glass (20), and the transparency detection device (40) is disposed away from the heating block (31).
4. A window arrangement according to claim 3, wherein the heating block (31) is provided with a recess in which part of the edge of the transparent glass (20) is embedded.
5. The vehicle window structure according to claim 4, wherein the mounting portion (10) includes an inner layer plate (11) and an outer layer plate (12), the inner layer plate (11) and the outer layer plate (12) surrounding the heating block (31).
6. The vehicle window structure according to claim 5, wherein the mounting portion (10) is provided with a plurality of clamping pieces (13), and the inner sheet (11) and the outer sheet (12) clamp the transparent glass (20) through the clamping pieces (13).
7. The vehicle window structure according to claim 1, further comprising a blowing device, wherein the automatic control unit is electrically connected to the blowing device to control the blowing device to blow air to the transparent glass (20).
8. The vehicle window structure of claim 7, wherein an air outlet of the blowing device is located at one side of the heating device (30) so that the wind blown by the blowing device carries the heat emitted from the heating device (30) to the surface of the transparent glass (20).
9. A vending vehicle comprising a window arrangement according to any one of claims 1 to 8.
10. A defrost fog method for a vehicle window arrangement according to any one of claims 1-8, characterized by the steps of:
detecting the transparency of the transparent glass in real time;
when the transparency of the transparent glass is smaller than a preset threshold value, controlling a heating device to heat the transparent glass through an automatic control unit;
when the transparency of the transparent glass reaches the preset threshold value, the automatic control unit controls the heating device to stop heating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911265241.8A CN110949100A (en) | 2019-12-11 | 2019-12-11 | Vehicle window structure, automatic driving vending vehicle and defrosting fog method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911265241.8A CN110949100A (en) | 2019-12-11 | 2019-12-11 | Vehicle window structure, automatic driving vending vehicle and defrosting fog method |
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| Publication Number | Publication Date |
|---|---|
| CN110949100A true CN110949100A (en) | 2020-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911265241.8A Pending CN110949100A (en) | 2019-12-11 | 2019-12-11 | Vehicle window structure, automatic driving vending vehicle and defrosting fog method |
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| CN (1) | CN110949100A (en) |
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| CN2341831Y (en) * | 1998-10-22 | 1999-10-06 | 李淑清 | Frost free automobile wind-shield glass |
| CN102401791A (en) * | 2010-12-17 | 2012-04-04 | 武汉纺织大学 | Method for detecting transparency transmission of mixed liquid |
| CN105578633A (en) * | 2016-02-17 | 2016-05-11 | 武汉武耀安全玻璃股份有限公司 | Automotive glass capable of being heated |
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