CN114228665A - Gas purging device of unmanned vehicle-mounted camera - Google Patents
Gas purging device of unmanned vehicle-mounted camera Download PDFInfo
- Publication number
- CN114228665A CN114228665A CN202210074159.2A CN202210074159A CN114228665A CN 114228665 A CN114228665 A CN 114228665A CN 202210074159 A CN202210074159 A CN 202210074159A CN 114228665 A CN114228665 A CN 114228665A
- Authority
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- China
- Prior art keywords
- wall
- air inlet
- inlet hole
- hole
- glass window
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- 238000010926 purge Methods 0.000 title claims abstract description 41
- 239000011521 glass Substances 0.000 claims abstract description 69
- 238000007664 blowing Methods 0.000 claims abstract description 59
- 238000010408 sweeping Methods 0.000 claims abstract description 16
- 238000007789 sealing Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 35
- 239000003595 mist Substances 0.000 abstract description 14
- 230000016776 visual perception Effects 0.000 abstract description 2
- 238000004140 cleaning Methods 0.000 description 17
- 239000000779 smoke Substances 0.000 description 5
- 210000001503 joint Anatomy 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004438 eyesight Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Images
Classifications
-
- 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
- B60S1/54—Cleaning windscreens, windows or optical devices using gas, e.g. hot air
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Studio Devices (AREA)
Abstract
The invention relates to the technical field of unmanned visual perception, in particular to a gas purging device of an unmanned vehicle-mounted camera, which comprises an inner wall purging component arranged on the inner side of a glass window and an outer wall purging component arranged on the outer side of the glass window; an inner air inlet hole is formed in the inner wall sweeping component, an outer air inlet hole is formed in the outer wall sweeping component, the inner air inlet hole is communicated with the outer air inlet hole, the other end of the inner air inlet hole is used for being connected with a gas source, and the other end of the outer air inlet hole is a closed end; the hole wall of the inner air inlet hole is provided with an inner air blowing hole for blowing air to the inner wall of the glass window, and the hole wall of the outer air inlet hole is provided with an outer air blowing hole for blowing air to the outer wall of the glass window; the invention can effectively clean water drops and water mist attached to the inner wall and the outer wall of the camera glass cover, improve the identification accuracy of the camera sensor and ensure the driving safety of the unmanned vehicle.
Description
Technical Field
The invention relates to the technical field of unmanned visual perception, in particular to a gas purging device of an unmanned vehicle-mounted camera.
Background
The unmanned automobile is an intelligent automobile which senses road environment through a vehicle-mounted sensing system, automatically plans a driving route and controls the automobile to reach a preset target. The camera sensor is particularly important as the eyes of the vehicle in the unmanned vehicle.
Because the camera is often installed in the car, when thunderstorm weather or the inside and outside difference in temperature of car was too big, water droplet and water smoke can appear on the glass in camera the place ahead, influence the judgement of camera sensor to the road condition. At present, water droplet and water smoke are erased through the installation windshield wiper system often, get rid of water smoke and water smoke through the reciprocal swing of windshield wiper, nevertheless still can shelter from the discernment field of vision of camera sensor when the windshield wiper swing to the glass outer wall can only be cleaned to the windshield wiper system, can't clear away to adnexed water smoke on the glass inner wall, makes the camera sensor still have the influence to the judgement of road, is difficult to guarantee unmanned driving safety nature.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, provides the gas purging device of the unmanned vehicle-mounted camera, can effectively clean water drops and water mist attached to the inner wall and the outer wall of the camera glass cover, improves the identification accuracy of the camera sensor, and ensures the driving safety of the unmanned vehicle.
In order to solve the technical problems, the invention adopts the technical scheme that: the gas purging device of the unmanned vehicle-mounted camera comprises an inner wall purging component arranged on the inner side of a glass window and an outer wall purging component arranged on the outer side of the glass window;
an inner air inlet hole is formed in the inner wall sweeping component, an outer air inlet hole is formed in the outer wall sweeping component, the inner air inlet hole is communicated with the outer air inlet hole, the other end of the inner air inlet hole is used for being connected with a gas source, and the other end of the outer air inlet hole is a closed end;
and the hole wall of the inner air inlet hole is provided with an inner air blowing hole for blowing air to the inner wall of the glass window, and the hole wall of the outer air inlet hole is provided with an outer air blowing hole for blowing air to the outer wall of the glass window.
Furthermore, a first included angle is arranged between the inner air blowing hole and the inner wall of the glass window, and a second included angle is arranged between the outer air blowing hole and the outer wall of the glass window.
Furthermore, the inner wall sweeping component comprises a first bottom plate and a first cover plate arranged on the first bottom plate, the inner air inlet hole penetrates through the first bottom plate and the first cover plate, a groove is formed in the hole wall of the inner air inlet hole, and the inner air blowing hole is formed in the side wall of the groove.
Furthermore, a first notch is formed in the first base plate, a second notch is formed in the first cover plate, and the inner blowing hole is formed in the first notch and the second notch after the first base plate and the first cover plate are embedded.
Furthermore, the outer wall sweeping component comprises a second bottom plate and a second cover plate arranged on the second bottom plate, the outer air inlet hole penetrates through the second bottom plate, a concave part is arranged on the second cover plate, and the outer air inlet hole is communicated with the concave part.
Furthermore, a third notch is formed in the second base, a fourth notch is formed in the second cover plate, and the third notch and the fourth notch form the external blowing hole after the second base plate and the second cover plate are embedded.
Further, the first bottom plate and the first cover plate, and the second bottom plate and the second cover plate are respectively of special-shaped structures which are mutually embedded.
Furthermore, sealing gaskets are respectively arranged between the inner air inlet hole and the inner wall of the glass window and between the outer air inlet hole and the outer wall of the glass window.
Furthermore, the inner air inlet holes and the outer air inlet holes are single-row holes or multi-row holes.
Further, the first included angle is equal to the second included angle.
Compared with the prior art, the invention has the following beneficial effects:
the invention provides a gas purging device of an unmanned vehicle-mounted camera, which comprises an inner wall purging component arranged on the inner side of a glass window and an outer wall purging component arranged on the outer side of the glass window; an inner air inlet hole is formed in the inner wall sweeping component, an outer air inlet hole is formed in the outer wall sweeping component, the inner air inlet hole is communicated with the outer air inlet hole, the other end of the inner air inlet hole is used for being connected with a gas source, and the other end of the outer air inlet hole is a closed end; the hole wall of the inner air inlet hole is provided with an inner air blowing hole for blowing air to the inner wall of the glass window, and the hole wall of the outer air inlet hole is provided with an outer air blowing hole for blowing air to the outer wall of the glass window;
when the glass window cleaning device is used, the gas source is connected, gas generated by the gas source enters the inner wall blowing component through the inner gas inlet hole, a part of gas is blown out of the inner gas blowing hole and blown to the inner wall side of the glass window to blow away water drops and water mist attached to the inner wall of the glass window for cleaning, a part of gas enters the outer gas inlet hole along the inner gas inlet hole, the other part of gas is blown out of the outer gas blowing hole due to the fact that the other end of the outer gas inlet hole is a closed end, the blown gas is blown to the outer wall side of the glass window to blow away the water drops and the water mist attached to the outer wall of the glass window for cleaning, and the inner wall side and the outer wall side of the glass window are cleaned simultaneously;
the invention utilizes flowing gas as a cleaning tool, avoids the interference of windshield wipers on a camera sensor when swinging, solves the interference of rain days and temperature difference on the camera sensor, improves the running safety of unmanned vehicles, simultaneously cleans the inner side and the outer side of a glass window simultaneously by the simultaneous work of the inner wall sweeping component and the outer wall sweeping component, further ensures the cleanness of the glass window at the front end of the camera sensor, improves the identification accuracy of the camera sensor and improves the road safety.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a perspective view of the interior of the present invention;
FIG. 3 is a front view of the interior of the present invention;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;
FIG. 5 is a perspective view of the exterior of the present invention;
FIG. 6 is a front view of the exterior of the present invention;
fig. 7 is a cross-sectional view taken along the line B-B in fig. 6.
Reference numerals: 1-an inner wall purging component; 101-a first backplane; 102-a first cover plate; 103-inner air inlet hole; 104-inner blowing holes; 105-a groove; 2-an outer wall purge component; 201-a second backplane; 202-a second cover plate; 203-external air intake; 204-outer blowing holes; 205-a recess; 3-a sealing gasket; 4-a glass window; 5-screw.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The invention is described below in one of its embodiments with reference to specific embodiments. Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
Examples
As shown in fig. 1, the gas purging device of the unmanned vehicle-mounted camera comprises an inner wall purging component 1 arranged on the inner side of a glass window 4 and an outer wall purging component 2 arranged on the outer side of the glass window 4; an inner air inlet hole 103 is formed in the inner wall sweeping component 1, an outer air inlet hole 203 is formed in the outer wall sweeping component 2, the inner air inlet hole 103 is communicated with the outer air inlet hole 203, the other end of the inner air inlet hole 103 is used for being connected with a gas source, and the other end of the outer air inlet hole 203 is a closed end; the hole wall of the inner air inlet hole 103 is provided with an inner air blowing hole 104 for blowing air to the inner wall of the glass window 4, and the hole wall of the outer air inlet hole 203 is provided with an outer air blowing hole 204 for blowing air to the outer wall of the glass window 4.
The outer wall blowing component 2 is used for cleaning water drops and water mist attached to the outer wall of the glass window 4, the inner wall blowing component 1 is used for cleaning water drops and water mist attached to the inner wall of the glass window 4, and the water drops and the water mist are combined to clean the inner wall and the outer wall of the vehicle window at the same time, so that the water drops and the water mist attached to the inner wall and the outer wall of the vehicle window can be cleaned; when the gas source is connected, gas in the gas source can enter the outer gas inlet hole 203 from the inner gas inlet hole 103, and the other end of the outer gas inlet hole 203 is set to be a closed end, so that the gas can flow out from the inner gas blowing hole 104 and the outer gas blowing hole 204, and the inner wall and the outer wall of the glass window 4 can be cleaned simultaneously through the flowing gas;
when the glass window cleaning device is used, a gas source is connected, gas generated by the gas source enters the inner wall blowing component 1 through the inner gas inlet hole 103, a part of gas is blown out from the inner gas blowing hole 104, the blown gas is blown to the inner wall side of the glass window 4, water drops and water mist attached to the inner wall of the glass window 4 are blown away and cleaned, a part of gas enters the outer gas inlet hole 203 along the inner gas inlet hole 103, the other end of the outer gas inlet hole 203 is a closed end, the other part of gas is blown out from the outer gas blowing hole 204, the blown gas is blown to the outer wall side of the glass window 4, the water drops and the water mist attached to the outer wall of the glass window 4 are blown away and cleaned, and the purpose of simultaneously cleaning the inner wall and the outer wall of the glass window 4 is achieved;
the invention utilizes flowing gas as a cleaning tool, avoids the interference of windshield wipers on a camera sensor when swinging, solves the interference of rain days and temperature difference on the camera sensor, improves the running safety of unmanned vehicles, and simultaneously cleans the inner side and the outer side of the glass window 4 simultaneously by the simultaneous work of the inner wall sweeping component 1 and the outer wall sweeping component 2, thereby further ensuring the cleanness of the glass window 4 at the front end of the camera sensor, improving the identification accuracy of the camera sensor and improving the road safety.
In one embodiment, as shown in fig. 4 and 7, a first included angle is formed between the inner blowing hole 104 and the inner wall of the glass window 4, and a second included angle is formed between the outer blowing hole 204 and the outer wall of the glass window 4.
It should be noted that, in order to avoid blocking the identification field of view of the camera sensor, the gas purging device of the unmanned vehicle-mounted camera needs to be installed in the field of view blind area of the camera sensor, so that the gas outlet of the gas purging device of the unmanned vehicle-mounted camera cannot be directly opposite to the window at the front end of the camera sensor, and in order to ensure that gas can clear away water mist and water drops attached to the window at the front end of the camera sensor, in this embodiment, a first included angle is arranged between the inner blowing hole 104 and the inner wall of the glass window 4, and a second included angle is arranged between the outer blowing hole 204 and the outer wall of the glass window 4, so that gas blown out by the gas purging device of the unmanned vehicle-mounted camera can accurately clear away water mist and water drops attached to the window at the front end of the camera sensor.
In one embodiment, as shown in fig. 2 to 4, the inner wall purging component 1 includes a first bottom plate 101, and a first cover plate 102 mounted on the first bottom plate 101, an inner air inlet hole 103 penetrates through the first bottom plate 101 and the first cover plate 102, a groove 105 is provided on a hole wall of the inner air inlet hole 103, and an inner air blowing hole 104 is provided on a side wall of the groove 105; the first bottom plate 101 is provided with a first notch, the first cover plate 102 is provided with a second notch, and after the first bottom plate 101 is embedded with the first cover plate 102, the first notch and the second notch form an inner blowing hole 104.
It should be noted that the first bottom plate 101 and the first cover plate 102 are fixedly connected by using screws 5, after assembly, the inner air blowing hole 104 formed by the first notch and the second notch is located at the bottom surface of the inner wall purging component 1, and because the inner air blowing hole 104 forms a first included angle with the inner wall of the glass window 4, the first notch and the second notch are inclined notches, which is convenient for aligning to the glass window 4 at the front end of the camera sensor, and simultaneously does not shield the view of the camera sensor; the groove 105 is used for increasing the aperture of the inner blowing hole 104, increasing the ventilation capacity and improving the gas cleaning effect.
In one embodiment, as shown in fig. 5 to 7, the outer wall purging component 2 includes a second bottom plate 201, and a second cover plate 202 mounted on the second bottom plate 201, the outer air inlet holes 203 penetrate through the second bottom plate 201, a recess 205 is formed on the second cover plate 202, and the outer air inlet holes 203 are communicated with the recess 205; a third notch is formed in the second base, a fourth notch is formed in the second cover plate 202, and after the second base plate 201 is embedded in the second cover plate 202, the third notch and the fourth notch form an external blowing hole 204.
It should be noted that the second bottom plate 201 and the second cover plate 202 are fixedly connected by screws 5, after assembly, the outer blowing hole 204 formed by the third notch and the fourth notch is located at the bottom surface of the outer wall purging component 2, and the outer blowing hole 204 and the outer wall of the glass window 4 form a second included angle, so that the third notch and the fourth notch are inclined notches, which is convenient for aligning to the glass window 4 at the front end of the camera sensor, and simultaneously does not shield the view of the camera sensor; the second cover plate 202 is used for sealing one end of the external air inlet hole 203, and the concave part 205 is used for buffering air, so that the air flow is prevented from being collided, the air flow can stably flow conveniently, and the cleaning force is improved.
In one embodiment, as shown in fig. 4 and 7, the first bottom plate 101 and the first cover plate 102, and the second bottom plate 201 and the second cover plate 202 are respectively shaped structures that are engaged with each other.
In the present embodiment, the fitting surface of the first base plate 101 and the first cover plate 102 is a special-shaped butt joint structure, and the fitting surface of the second base plate 201 and the second cover plate 202 is also a special-shaped butt joint structure, so as to facilitate designing and processing the inclination of the inner intake hole 103 and the outer intake hole 203, and improve the sealing performance of the fitting, thereby avoiding air leakage.
In one embodiment, as shown in fig. 1, a sealing gasket 3 is respectively arranged between the inner air inlet hole 103 and the inner wall of the glass window 4 and between the outer air inlet hole 203 and the outer wall of the glass window 4.
In the present embodiment, a sealing rubber gasket is preferably used as the sealing gasket 3, so that on one hand, friction is increased to improve the stability of the device, and on the other hand, the sealing performance is improved, so that the air is intensively blown out from the inner blowing holes 104 and the outer blowing holes 204 to avoid air leakage.
In one embodiment, the inner intake apertures 103 and the outer intake apertures 203 are single row apertures or multiple row apertures.
It should be noted that the single-row holes and the multiple-row holes are used for ensuring that the gas output of the gas purging device of the unmanned vehicle-mounted camera is sufficient, so that the cleaning force is improved, and meanwhile, the situation that a single gas hole cannot be cleaned after being blocked can be avoided; the inner air intake holes 103 and the outer air intake holes 203 can also be arranged in a duckbill-shaped flat structure, namely similar to strip-shaped air holes, and are used for increasing the air coverage area and expanding the cleaning area.
In one embodiment, the first included angle is equal to the second included angle.
It should be noted that, in this embodiment, the first included angle and the second included angle are preferably set to 60 degrees, so that on one hand, no shielding on the camera sensor is ensured, on the other hand, sufficient amount of gas blown to the vehicle window is ensured, and the cleanliness of the vehicle window is improved; the purge angle can be appropriately adjusted.
The working principle is as follows:
when the glass window cleaning device is used, a gas source is connected, gas generated by the gas source enters the inner wall blowing component 1 through the inner gas inlet hole 103, a part of gas is blown out from the inner gas blowing hole 104, the blown gas is blown to the inner wall side of the glass window 4, water drops and water mist attached to the inner wall of the glass window 4 are blown away, cleaning is achieved, a part of gas enters the outer gas inlet hole 203 along the inner gas inlet hole 103, the other end of the outer gas inlet hole 203 is a closed end, the other part of gas is blown out from the outer gas blowing hole 204, the blown gas is blown to the outer wall side of the glass window 4, the water drops and the water mist attached to the outer wall of the glass window 4 are blown away, cleaning is achieved, and the purpose of simultaneously cleaning the inner wall and the outer wall of the glass window 4 is achieved.
In the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms may be understood by those skilled in the art according to specific circumstances. In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is 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 addition, the meaning of "and/or" appearing throughout is to include three juxtapositions, exemplified by "A and/or B" including either scheme A, or scheme B, or a scheme in which both A and B are satisfied.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention or other related technical fields directly/indirectly shall be included in the protection scope of the present invention.
Claims (10)
1. The gas purging device of the unmanned vehicle-mounted camera is characterized by comprising an inner wall purging component arranged on the inner side of a glass window and an outer wall purging component arranged on the outer side of the glass window;
an inner air inlet hole is formed in the inner wall sweeping component, an outer air inlet hole is formed in the outer wall sweeping component, the inner air inlet hole is communicated with the outer air inlet hole, the other end of the inner air inlet hole is used for being connected with a gas source, and the other end of the outer air inlet hole is a closed end;
and the hole wall of the inner air inlet hole is provided with an inner air blowing hole for blowing air to the inner wall of the glass window, and the hole wall of the outer air inlet hole is provided with an outer air blowing hole for blowing air to the outer wall of the glass window.
2. The gas purging device for the unmanned vehicle-mounted camera according to claim 1, wherein a first included angle is formed between the inner blowing hole and an inner wall of the glass window, and a second included angle is formed between the outer blowing hole and an outer wall of the glass window.
3. The gas purging device for the unmanned vehicle-mounted camera according to claim 2, wherein the inner wall purging component comprises a first bottom plate and a first cover plate mounted on the first bottom plate, the inner air inlet hole penetrates through the first bottom plate and the first cover plate, a groove is formed in a hole wall of the inner air inlet hole, and the inner air blowing hole is formed in a side wall of the groove.
4. The gas purging device for the unmanned vehicle-mounted camera according to claim 3, wherein a first notch is formed in the first base plate, a second notch is formed in the first cover plate, and the inner blowing hole is formed after the first notch and the second notch are formed after the first base plate and the first cover plate are embedded.
5. The unmanned aerial vehicle-mounted camera's gas purging device of claim 3, wherein the outer wall purging component comprises a second bottom plate and a second cover plate mounted on the second bottom plate, the outer air inlet hole penetrates through the second bottom plate, a concave portion is arranged on the second cover plate, and the outer air inlet hole is communicated with the concave portion.
6. The gas purging device for the unmanned vehicle-mounted camera according to claim 5, wherein a third notch is formed in the second base, a fourth notch is formed in the second cover, and the third notch and the fourth notch form the external blowing hole after the second base plate is fitted to the second cover.
7. The gas purging device for the unmanned vehicle-mounted camera according to claim 5, wherein the first base plate and the first cover plate, and the second base plate and the second cover plate are respectively shaped structures that are fitted to each other.
8. The gas purging device for the unmanned vehicle-mounted camera according to any one of claims 2-7, wherein a sealing gasket is respectively arranged between the inner air inlet hole and the inner wall of the glass window and between the outer air inlet hole and the outer wall of the glass window.
9. The gas purging device of the unmanned vehicle-mounted camera of claim 8, wherein the inner air inlet hole and the outer air inlet hole are a single row of holes or a plurality of rows of holes.
10. The unmanned aerial vehicle-mounted camera's gas purging device of claim 8, wherein the first included angle is equal to the second included angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210074159.2A CN114228665B (en) | 2022-01-21 | 2022-01-21 | Gas purging device of unmanned vehicle-mounted camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210074159.2A CN114228665B (en) | 2022-01-21 | 2022-01-21 | Gas purging device of unmanned vehicle-mounted camera |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114228665A true CN114228665A (en) | 2022-03-25 |
| CN114228665B CN114228665B (en) | 2023-12-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210074159.2A Active CN114228665B (en) | 2022-01-21 | 2022-01-21 | Gas purging device of unmanned vehicle-mounted camera |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH277870A (en) * | 1949-12-22 | 1951-09-15 | Kummli Jakob | Windows, in particular windshields for vehicles. |
| DE10216869A1 (en) * | 2002-04-17 | 2003-11-13 | Daimler Chrysler Ag | Device for cleaning motor vehicle screen has movement unit that can move autonomously on screen, drive unit integrated into movement unit, control unit that controls path of movement unit |
| KR200334400Y1 (en) * | 2003-05-13 | 2003-11-28 | 박성하 | Anti-sweat(moisture) equipment at front windshield in the car |
| CN101670825A (en) * | 2009-09-29 | 2010-03-17 | 浙江大学 | Temperature-controllable air-injection vehicle side window wiper |
| CN204488744U (en) * | 2015-01-19 | 2015-07-22 | 重庆交通大学 | Automotive window intelligent defrosting system |
| CN205588924U (en) * | 2016-02-25 | 2016-09-21 | 北京汽车研究总院有限公司 | Preceding wind window blast apparatus and car |
| CN206448127U (en) * | 2017-01-06 | 2017-08-29 | 深圳市升源园林生态有限公司 | Draining paving brick |
-
2022
- 2022-01-21 CN CN202210074159.2A patent/CN114228665B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH277870A (en) * | 1949-12-22 | 1951-09-15 | Kummli Jakob | Windows, in particular windshields for vehicles. |
| DE10216869A1 (en) * | 2002-04-17 | 2003-11-13 | Daimler Chrysler Ag | Device for cleaning motor vehicle screen has movement unit that can move autonomously on screen, drive unit integrated into movement unit, control unit that controls path of movement unit |
| KR200334400Y1 (en) * | 2003-05-13 | 2003-11-28 | 박성하 | Anti-sweat(moisture) equipment at front windshield in the car |
| CN101670825A (en) * | 2009-09-29 | 2010-03-17 | 浙江大学 | Temperature-controllable air-injection vehicle side window wiper |
| CN204488744U (en) * | 2015-01-19 | 2015-07-22 | 重庆交通大学 | Automotive window intelligent defrosting system |
| CN205588924U (en) * | 2016-02-25 | 2016-09-21 | 北京汽车研究总院有限公司 | Preceding wind window blast apparatus and car |
| CN206448127U (en) * | 2017-01-06 | 2017-08-29 | 深圳市升源园林生态有限公司 | Draining paving brick |
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| Publication number | Publication date |
|---|---|
| CN114228665B (en) | 2023-12-29 |
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