CN113815386A - Hidden front defrosting grid - Google Patents
Hidden front defrosting grid Download PDFInfo
- Publication number
- CN113815386A CN113815386A CN202111112406.5A CN202111112406A CN113815386A CN 113815386 A CN113815386 A CN 113815386A CN 202111112406 A CN202111112406 A CN 202111112406A CN 113815386 A CN113815386 A CN 113815386A
- Authority
- CN
- China
- Prior art keywords
- cover plate
- grid
- defrosting
- driving mechanism
- rack
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/34—Nozzles; Air-diffusers
- B60H1/3407—Nozzles; Air-diffusers providing an air stream in a fixed direction, e.g. using a grid or porous panel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/08—Front or rear portions
- B62D25/14—Dashboards as superstructure sub-units
- B62D25/142—Dashboards as superstructure sub-units having ventilation channels incorporated therein
Abstract
The invention relates to a hidden front defrosting grid, which comprises a front defrosting cover plate assembly, a defrosting grid, a grid cover plate and a cover plate driving mechanism, wherein an air outlet is formed in the front defrosting cover plate assembly; the grille cover plate is installed in the gap through a cover plate driving mechanism, and the grille cover plate can slide along the gap to open or close the air outlet. The invention can prevent small foreign matters from falling into the defrosting grid, simultaneously eliminate the influence of the imaging of the defrosting grid on the front windshield glass on the vision of a driver, and provide safer and more comfortable driving experience for the driver.
Description
Technical Field
The invention relates to the technical field of locomotive accessories, in particular to a hidden front defrosting grid.
Background
The front defrosting grid of the automobile is positioned at the front part of an automobile instrument panel and is used for guiding air discharged by an air conditioner so as to defrost and demist a front windshield. The front defrosting grating is positioned below the front windshield glass, the grating is generally in an exposed state, and the problem that small-volume objects such as coins, fruit pits and the like are difficult to take out after falling is solved; in addition, because the appearance of the automobile has a plurality of blades and a large difference with the upper surface of the instrument panel, the automobile generally forms an image on a front windshield glass, and the vision of a driver is influenced. The current solution is to reduce the size of the openings between the grids, but there is still a risk that the sundries with smaller volume fall off; secondly, the front defrosting grid is moved to the front of the vehicle as much as possible, and the imaging position of the front windshield glass is reduced, but the scheme only can weaken the influence on the visual field and cannot completely eliminate the influence.
Disclosure of Invention
Aiming at the technical problems in the prior art, the invention provides a hidden front defrosting grid, which can prevent small-size foreign matters from falling into the defrosting grid and eliminate the influence of the imaging of the defrosting grid on a front windshield on the visual field of a driver.
The technical scheme for solving the technical problems is as follows:
a hidden front defrosting grid comprises a front defrosting cover plate assembly, a defrosting grid, a grid cover plate and a cover plate driving mechanism, wherein an air outlet is formed in the front defrosting cover plate assembly, the defrosting grid is fixedly arranged on the inner side of the front defrosting cover plate assembly corresponding to the air outlet, and a gap is formed between the defrosting grid and the air outlet; the grille cover plate is installed in the gap through a cover plate driving mechanism, and the grille cover plate can slide along the gap to open or close the air outlet.
On the basis of the technical scheme, the invention can be further improved as follows.
Preferably, the cover plate driving mechanism comprises a first driving mechanism and a second driving mechanism which are symmetrically arranged at two sides of the air outlet, a fixed part of the first driving mechanism and a fixed part of the second driving mechanism are symmetrically arranged on the front defrosting cover plate assembly, and a movable part of the first driving mechanism and a movable part of the second driving mechanism are respectively and fixedly connected with two side edges of the grid cover plate.
Preferably, the first driving mechanism comprises a first base, a first motor, a first gear and a first rack, a fixing part of the first motor is fixedly mounted on the front defrosting cover plate assembly through the first base, the first gear is perpendicular to an output shaft of the first motor and is fixedly connected with the output shaft of the first motor, the first rack is in meshing transmission with the first gear, and the first rack is fixedly connected with the grille cover plate; the first base is provided with a first sliding groove perpendicular to an output shaft of the first motor, and the first rack is connected with the first sliding groove in a sliding mode.
Preferably, the second driving mechanism comprises a second base, a second motor, a second gear and a second rack, a fixing part of the second motor is fixedly mounted on the front defrosting cover plate assembly through the second base, the second gear is perpendicular to an output shaft of the second motor and is fixedly connected with the output shaft of the second motor, the second rack is in meshing transmission with the second gear, and the second rack is fixedly connected with the grille cover plate; and a second sliding groove which is vertical to the output shaft of the second motor is arranged on the second base, and the second rack is connected with the second sliding groove in a sliding manner.
Preferably, the first sliding groove or the second sliding groove is a T-shaped groove, and the first rack or the second rack is matched with the T-shaped groove.
Preferably, the material and the surface texture of the grid cover plate and the front defrosting cover plate assembly are consistent.
The invention has the beneficial effects that: according to the invention, the gap is reserved on the upper surface of the front defrosting grid, and the electrically driven grid cover plate is added, so that the electrically driven grid cover plate is linked with the defrosting function of an automobile. When the defrosting function is started, the cover plate driving mechanism drives the grid cover plate to move, the air outlet is opened, the defrosting grid is exposed, and the defrosting and demisting functions are realized; after the defrosting function is closed, the cover plate driving mechanism drives the grating cover plate to move reversely, and the air outlet is closed. After the grid cover plate is closed, foreign matters with small volume can be effectively prevented from falling in, and meanwhile, daily dust can be prevented from falling into the front defrosting opening, so that the grid cover plate is cleaner and more environment-friendly; the defrosting grid is covered by the grid cover plate, so that the problem that the image is obvious on the front windshield due to the fact that the appearance of a plurality of blades of the defrosting grid is greatly different from that of the upper surface of the front defrosting cover plate assembly is solved; the defrosting device is characterized in that the material and texture of the grid cover plate are consistent with those of the front defrosting cover plate assembly, so that the imaging effect of the defrosting grid on the front windshield glass is greatly weakened, and safer and more comfortable driving experience is provided for a driver.
Drawings
FIG. 1 is a top view of the closed position of the concealed defrost grill of the present invention;
FIG. 2 is a top view of the open position of the concealed defrost grill of the present invention;
FIG. 3 is an exploded view of the concealed defrost grid of the present invention;
FIG. 4 is a bottom view of the closed position of the concealed defrost grill of the present invention;
FIG. 5 is a bottom view of the open position of the concealed defrost grill of the present invention;
FIG. 6 is a schematic view of the position of the cover plate driving mechanism in the closed state according to the present invention;
FIG. 7 is a schematic view of the position of the cover plate driving mechanism in the open state of the present invention;
fig. 8 is a side view of the cover plate drive mechanism of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. preceding defrosting apron assembly, 2, grid apron, 3, second base, 4, second rack, 5, second motor, 6, first base, 7, first rack, 8, first motor, 9, first spout, 10, defrosting grid.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.
As shown in fig. 1 to 5, the hidden front defrosting grille provided in this embodiment includes a front defrosting cover plate assembly 1, a defrosting grille 10, a grille cover plate 2 and a cover plate driving mechanism. The front defrosting cover plate assembly 1 is provided with an air outlet, the defrosting grid 10 is fixedly arranged on the inner side of the front defrosting cover plate assembly 1 corresponding to the air outlet, and the inner side refers to one surface, facing to an instrument circuit of an automobile, of the front defrosting cover plate assembly 1. Similarly, the outer side of the front defrosting cover plate assembly 1 refers to the side of the front defrosting cover plate assembly 1 facing the front windshield of the automobile. A gap is formed between the defrosting grid 10 and the air outlet, further, if the shape of the defrosting grid 10 is similar to a rectangle, only one side of the defrosting grid 10 is fixedly connected with the front defrosting cover plate assembly 1, the other sides are all suspended, longitudinal dislocation is formed between the defrosting grid 10 and the air outlet, and the defrosting grid 10 is arranged below the air outlet. The grille cover plate 2 is installed in the gap through a cover plate driving mechanism, and the grille cover plate 2 can slide along the gap to open or close the air outlet.
A gap convenient for the grid cover plate 2 to slide is reserved between the defrosting grid 10 and the front defrosting cover plate assembly 1, the cover plate driving mechanism is linked with start and stop of the air conditioner, and the cover plate driving mechanism drives the grid cover plate 2 to slide between the defrosting grid 10 and the front defrosting cover plate assembly 1 so as to open the air outlet for defrosting or close the air outlet after the defrosting function is stopped. As shown in fig. 1 and 4, when the grill cover 2 is moved to a position directly above the defrost grill 10, the defrost grill 10 is blocked. As shown in fig. 2 and 5, when the grill cover 2 is moved to the front of the grill, the defrost grill 10 is exposed. The arrangement can prevent foreign matters or daily dust from falling into the automobile body through the defrosting grille 10 to affect the automobile instrument circuit; secondly, can prevent that defrosting grid 10 from imaging on the windscreen, influencing driver's field of vision, the energy when dispersing its driving car causes danger.
On the basis of the above technical solution, the present embodiment can be further improved as follows.
As shown in the exploded view of fig. 3, the cover plate driving mechanism includes a first driving mechanism and a second driving mechanism symmetrically disposed at two sides of the air outlet, a fixed portion of the first driving mechanism and a fixed portion of the second driving mechanism are symmetrically mounted on the front defrost cover plate assembly 1, and a movable portion of the first driving mechanism and a movable portion of the second driving mechanism are respectively and fixedly connected to two side edges of the grille cover plate 2. The two sides of the grid cover plate 2 are synchronously driven by the first driving mechanism and the second driving mechanism, so that the grid cover plate 2 stably and reliably slides between the defrosting grid 10 and the air outlet, and the air outlet is smoothly opened or closed.
As shown in fig. 6 and 7, the first driving mechanism includes a first base 6, a first motor 8, a first gear and a first rack 7, a fixing portion of the first motor 8 is fixedly mounted on the front defrost cover assembly 1 through the first base 6, the first gear is arranged perpendicular to an output shaft of the first motor 8 and is fixedly connected with the output shaft of the first motor 8, the first rack 7 is in meshing transmission with the first gear, and as shown in fig. 8, the first rack 7 is fixedly connected with the grille cover 2. The first base 6 is provided with a first sliding groove 9 perpendicular to an output shaft of the first motor 8, and the first rack 7 is connected with the first sliding groove 9 in a sliding mode. The first base 6 serves as a support and a link for the first driving mechanism. The first motor 8 runs, the grid cover plate 2 is driven to move through the meshing transmission of the first gear and the first rack 7, and the moving direction of the grid cover plate 2 on the defrosting grid 10 can be controlled by controlling the forward and reverse rotation of the first motor 8, so that the air outlet is opened and closed. Further, in order to prevent the grid cover plate 2 from falling off from the first driving mechanism in the moving process and increase the reliability of meshing transmission of the first gear and the first rack 7, the first base 6 is provided with the first chute 9, and the first rack 7 is connected with the first chute 9 in a sliding manner, so that the first rack 7 can slide and cannot fall off when carrying the grid cover plate 2.
It will be appreciated that the second drive mechanism is completely symmetrical to the first drive mechanism on both sides of the grille cover 2, and the working principle of the two mechanisms is the same, except that the second drive mechanism operates in the opposite direction to the first drive mechanism when the grille cover 2 is driven to move. Specifically, the second driving mechanism includes second base 3, second motor 5, second gear and second rack 4, the fixed part of second motor 5 passes through second base 3 fixed mounting in the front on defrosting apron assembly 1, the perpendicular output shaft setting of second motor 5 of second gear and with second motor 5's output shaft fixed connection, second rack 4 and the meshing transmission of second gear, second rack 4 and grid apron 2 deviate from one side fixed connection of second rack 4, and modes fixed connection such as bolted connection, welding are passed through respectively with the both sides of grid apron 2 to first rack 7 and second rack 4 promptly. And a second sliding groove which is vertical to the output shaft of the second motor 5 is arranged on the second base 3, and the second rack 4 is connected with the second sliding groove in a sliding manner.
The second base 3 serves as a support and a connection for the second drive mechanism. The second motor 5 runs, the second gear and the second rack 4 are in meshing transmission to drive the grid cover plate 2 to move, and the moving direction of the grid cover plate 2 on the defrosting grid 10 can be controlled by controlling the forward and reverse rotation of the second motor 5, so that the air outlet is opened and closed. Further, in order to prevent the grid cover plate 2 from falling off from the second driving mechanism in the moving process and increase the reliability of the meshing transmission of the second gear and the second rack 4, the second base 3 is provided with a second chute, and the second rack 4 is connected with the second chute in a sliding manner, so that the second rack 4 can slide and cannot fall off when carrying the grid cover plate 2.
Preferably, in order to increase the reliability of the connection between the grille cover plate 2 and the cover plate driving mechanism, the first sliding groove 9 and the second sliding groove are T-shaped grooves, the size of the groove bottom of each T-shaped groove is larger than that of the notch of each T-shaped groove, the bottoms of the first rack 7 and the second rack 4 are respectively embedded into the first sliding groove 9 and the second sliding groove, and the shapes of the bottoms of the first rack 7 and the second rack 4 are matched with the shape of each T-shaped groove, so that the first rack 7 and/or the second rack 4 are prevented from falling off from the first sliding groove 9/the second sliding groove during sliding.
In the most preferable scheme, the material and the surface texture of the grating cover plate 2 and the front defrosting cover plate assembly 1 are consistent, and the grating cover plate 2 covers the defrosting grating 10 when defrosting is not performed, so that the imaging effect of the grating cover plate 2 on the front windshield glass is greatly weakened, and safer and more comfortable driving experience is provided for a driver.
The working principle is as follows:
in the embodiment, a gap is reserved on the upper surface of the front defrosting grid 10, and an electrically driven grid cover plate 2 is added to be linked with the defrosting function of the automobile. When the defrosting function is started, the first driving mechanism and the second driving mechanism are linked to drive the grid cover plate 2 to move together, the air outlet is opened, the defrosting grid 10 is exposed, and the defrosting and demisting functions are realized; after the defrosting function is closed, the first driving mechanism and the second driving mechanism are linked to drive the grid cover plate 2 to move reversely together, and the air outlet is closed. After the grid cover plate 2 is closed, foreign matters with small volume can be effectively prevented from falling in, and meanwhile, daily dust can be prevented from falling into a front defrosting opening, so that the grid cover plate is cleaner and more environment-friendly; because the cover plate material and texture are the same as the front defrosting cover plate assembly 1, the imaging effect of the defrosting grid 10 on the front windshield glass is greatly weakened, and safer and more comfortable driving experience is provided for a driver.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (6)
1. The hidden front defrosting grid is characterized by comprising a front defrosting cover plate assembly (1), a defrosting grid (10), a grid cover plate (2) and a cover plate driving mechanism, wherein an air outlet is formed in the front defrosting cover plate assembly (1), the defrosting grid (10) is fixedly arranged on the inner side of the front defrosting cover plate assembly (1) corresponding to the air outlet, and a gap is formed between the defrosting grid (10) and the air outlet; the grating cover plate (2) is installed in the gap through a cover plate driving mechanism, and the grating cover plate (2) can slide along the gap to open or close the air outlet.
2. The hidden front defrosting grid according to claim 1, characterized in that the cover plate driving mechanism comprises a first driving mechanism and a second driving mechanism which are symmetrically arranged at two sides of the air outlet, the fixed part of the first driving mechanism and the fixed part of the second driving mechanism are symmetrically arranged on the front defrosting cover plate assembly (1), and the movable part of the first driving mechanism and the movable part of the second driving mechanism are respectively and fixedly connected with two sides of the grid cover plate (2).
3. The hidden front defrosting grid according to claim 2, characterized in that the first driving mechanism comprises a first base (6), a first motor (8), a first gear and a first rack (7), the fixed part of the first motor (8) is fixedly installed on the front defrosting cover plate assembly (1) through the first base (6), the first gear is arranged perpendicular to the output shaft of the first motor (8) and is fixedly connected with the output shaft of the first motor (8), the first rack (7) is in meshing transmission with the first gear, and the first rack (7) is fixedly connected with the grid cover plate (2); the first base (6) is provided with a first sliding groove (9) perpendicular to an output shaft of the first motor (8), and the first rack (7) is connected with the first sliding groove (9) in a sliding mode.
4. The hidden front defrosting grid according to claim 2, characterized in that the second driving mechanism comprises a second base (3), a second motor (5), a second gear and a second rack (4), the fixed part of the second motor (5) is fixedly installed on the front defrosting cover plate assembly (1) through the second base (3), the second gear is arranged perpendicular to the output shaft of the second motor (5) and is fixedly connected with the output shaft of the second motor (5), the second rack (4) is in meshing transmission with the second gear, and the second rack (4) is fixedly connected with the grid cover plate (2); and a second sliding groove which is vertical to an output shaft of the second motor (5) is formed in the second base (3), and the second rack (4) is connected with the second sliding groove in a sliding manner.
5. The concealed front defrost grid according to claim 3 or 4, characterized in that the first (9) or second runner is a T-shaped groove, the first (7) or second (4) rack fitting into the T-shaped groove.
6. The hidden front defrost grid according to claim 1, characterized in that the material and surface texture of the grid cover plate (2) and the front defrost cover plate assembly (1) are the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111112406.5A CN113815386A (en) | 2021-09-22 | 2021-09-22 | Hidden front defrosting grid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111112406.5A CN113815386A (en) | 2021-09-22 | 2021-09-22 | Hidden front defrosting grid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113815386A true CN113815386A (en) | 2021-12-21 |
Family
ID=78915140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111112406.5A Pending CN113815386A (en) | 2021-09-22 | 2021-09-22 | Hidden front defrosting grid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113815386A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1134652A (en) * | 1997-07-23 | 1999-02-09 | Calsonic Corp | Diffuser grill for automobile air conditioner |
| DE10202532C1 (en) * | 2002-01-24 | 2003-05-08 | Porsche Ag | Air outlet nozzle, for vehicle, has a nozzle body, and two movable flap sections moved by a common drive device having a self-locking worm gear pair connected to an actuator element for synchronous movement of the two flap sections |
| JP2004314946A (en) * | 2003-03-28 | 2004-11-11 | Calsonic Kansei Corp | Defroster device for vehicle |
| KR20050093122A (en) * | 2004-03-18 | 2005-09-23 | 현대모비스 주식회사 | Device for controlling the air direction defrost duct for motors |
| DE102004060387A1 (en) * | 2004-12-14 | 2006-06-29 | Faurecia Innenraum Systeme Gmbh | Defroster for motor vehicle`s dashboard, has outlet for air flow, face plate for covering outlet during off-state of defrost function, and drive positioning face plate during off-state of defrost function |
| CN203937629U (en) * | 2014-07-08 | 2014-11-12 | 东风汽车公司 | A kind of instrument carrier panel defrosting duct assembly |
| US20190047355A1 (en) * | 2017-08-10 | 2019-02-14 | Denso International America, Inc. | HVAC Defrost Outlet Airflow Control |
| CN208665135U (en) * | 2018-08-28 | 2019-03-29 | 郑州巴士麦普科技有限公司 | A kind of defroster grill |
| CN109649338A (en) * | 2017-10-10 | 2019-04-19 | 北汽福田汽车股份有限公司 | Defroster grill assembly, vehicle and its panel assembly |
-
2021
- 2021-09-22 CN CN202111112406.5A patent/CN113815386A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1134652A (en) * | 1997-07-23 | 1999-02-09 | Calsonic Corp | Diffuser grill for automobile air conditioner |
| DE10202532C1 (en) * | 2002-01-24 | 2003-05-08 | Porsche Ag | Air outlet nozzle, for vehicle, has a nozzle body, and two movable flap sections moved by a common drive device having a self-locking worm gear pair connected to an actuator element for synchronous movement of the two flap sections |
| JP2004314946A (en) * | 2003-03-28 | 2004-11-11 | Calsonic Kansei Corp | Defroster device for vehicle |
| KR20050093122A (en) * | 2004-03-18 | 2005-09-23 | 현대모비스 주식회사 | Device for controlling the air direction defrost duct for motors |
| DE102004060387A1 (en) * | 2004-12-14 | 2006-06-29 | Faurecia Innenraum Systeme Gmbh | Defroster for motor vehicle`s dashboard, has outlet for air flow, face plate for covering outlet during off-state of defrost function, and drive positioning face plate during off-state of defrost function |
| CN203937629U (en) * | 2014-07-08 | 2014-11-12 | 东风汽车公司 | A kind of instrument carrier panel defrosting duct assembly |
| US20190047355A1 (en) * | 2017-08-10 | 2019-02-14 | Denso International America, Inc. | HVAC Defrost Outlet Airflow Control |
| CN109649338A (en) * | 2017-10-10 | 2019-04-19 | 北汽福田汽车股份有限公司 | Defroster grill assembly, vehicle and its panel assembly |
| CN208665135U (en) * | 2018-08-28 | 2019-03-29 | 郑州巴士麦普科技有限公司 | A kind of defroster grill |
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