CN203372192U - Windscreen wiper system for front windscreen of car - Google Patents
Windscreen wiper system for front windscreen of car Download PDFInfo
- Publication number
- CN203372192U CN203372192U CN201320344785.5U CN201320344785U CN203372192U CN 203372192 U CN203372192 U CN 203372192U CN 201320344785 U CN201320344785 U CN 201320344785U CN 203372192 U CN203372192 U CN 203372192U
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- deflecting plate
- windscreen wiper
- wiper system
- wiper
- windscreen
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Abstract
The utility model discloses a windscreen wiper system for a front windscreen of a car. The windscreen wiper system comprises a windscreen wiper, a motor for driving the windscreen wiper and a main control unit for controlling the motor, and further comprises a deflector arranged on the inner side of an engine hood of the car and a driving mechanism for driving the deflector to extend to the front windscreen and cover the windscreen wiper. The driving mechanism is connected with the main control unit and controlled by the same, and is also used for driving the deflector to withdraw to the inner side of the engine hood. Since the gap between the windscreen wiper and the outer edge of the engine hood is covered by the deflector completely, volute noises generated by airflow running through the windscreen wiper during high-speed running of the car are avoided effectively and passengers and drivers in the car feel more comfortable.
Description
Technical field
The utility model relates to a kind of automobile component, relates in particular to a kind of windscreen wiper system for shield glass.
Background technology
Noise and vibration in automobile mainly causes by dynamic assembly, and the internal car noise that dynamic assembly causes mainly comprises: the air borne noise like sent from engine surface; The structure-borne noise like that suspends and send from engine; Send and be delivered to by suspension the structure-borne noise like of vehicle body from transmission shaft.In recent years, obtained controlling preferably.
Along with people improve gradually to the requirement of Automobile comfort inside, the noise problem of former uncared-for other system and parts causes people's attention gradually.The internal car noise problem caused during front wiper work is wherein apparent in view.
Wiper comprises scraping arm, scraping blade assembly, for driving wiper work, also is provided with rain shaving electrical machine, speed reduction gearing, four-bar linkage etc., and is connected with installation bracket by the mounting hole of vibration isolator.In chaufeur starts operator's compartment during the switch of wiper, rain shaving electrical machine starts, the rotating speed of motor increases torsion effect driving swing arm through the deceleration of worm and gear, swing arm drives four-bar linkage, four-bar linkage drives the rotating shaft be arranged on front coaming plate and swings, and finally by rotating shaft, drives rain shaving blade and sweeps Windshield.The research discovery, the internal car noise caused during front wiper work is main relevant with the vibration of rain shaving electrical machine, installation bracket, and simultaneously also relevant with hole, the gap of installation bracket, the existing structure sound transmission, have again the air sound transmission.
Wherein, the noise that the airborne noise transmission causes, except the hole through the wiper installation bracket, gap import in car the noise that causes of airborne noise, the eddy noise produced while also having car outer air stream through windscreen wiper.
As shown in Figure 1, the internal car noise that the airborne noise transmission causes is mainly because the wiper 101 on existing shield glass 105 all is positioned at the top of car engine cover 104 horizontal surfaces, when galloping, vehicle body and air stream 106 interact, the outside of automobile can form complicated Flow Field, produce eddy noise 107 when air-flow passes through wiper, eddy noise 107 imports in car and has affected driving staff's traveling comfort by Windshield.
The utility model content
For solving the problems of the technologies described above, the utility model provides a kind of windscreen wiper system, uses this windscreen wiper system, and in the time of effectively avoiding galloping, wiper is exposed to the eddy noise produced in air-flow, reduces internal car noise, improves driver and crew's traveling comfort in car.
The technical solution of the utility model is:
A kind of windscreen wiper system for shield glass, comprise wiper, for the rain shaving electrical machine that drives described wiper and for controlling the main control unit of described rain shaving electrical machine, also comprises:
Be arranged on the deflecting plate of car engine cover inboard;
For driving reach out Windshield and cover the driver train of wiper of described deflecting plate, described driver train is connected with described main control unit and controlled by described main control unit.
While needing to use wiper, described driver train is also for driving the deflecting plate that covers wiper to be retracted to the engine case inboard, to avoid the interference of deflecting plate to wiper.Described deflecting plate is arranged on to the engine case inboard and can reaches out easily Windshield to cover wiper, and position is hidden, can not affect vehicle appearance.
For preventing that the deflecting plate position is offset, described car engine cover inboard is provided with two guide grooves, and two relative sides of described deflecting plate are along inserting in corresponding guide groove.So can make deflecting plate move along guide groove all the time.
With described deflecting plate, cooperatively interact, described driver train also is arranged on the car engine cover inboard.Driver train is various informative, and as a kind of embodiment, described driver train is the drive motor that is arranged on the car engine cover inboard, on the output shaft of described drive motor, is fixed with gear, and described deflecting plate is provided with the tooth bar with described gear engagement.During this electric motor starting, gear rotates along the direction of setting, and described deflecting plate moves along certain orientation by intermeshing between rack pinion.
As another kind of embodiment, described driver train is the cylinder that is arranged on the car engine cover inboard, and described deflecting plate is connected with the piston rod of cylinder.Deflecting plate can stretch out the covering wiper by the air pressure thrust of piston rod, by being arranged on spring on piston etc., is recovered to the car engine cover inboard.
For deflecting plate can be moved reposefully along guide groove, described drive motor or cylinder have two at least.As preferably, driver train is fixed on the inboard end near front windshield of engine case, coordinate guide groove to use, but the fast driving deflecting plate stretches out to cover wiper along guide groove, or regains and make wiper enter fast mode of operation.
When wiper is not worked, general horizontal in the front windshield lower end, in order farthest to reduce eddy noise, the area of deflecting plate should be able to cover fully wiper and and engine case between space.
For avoiding blocking pilot's line of vision, as preferably, described deflecting plate is transparent material.
For air flow energy is passed through swimmingly, as preferably, described deflecting plate is arc, and the side that described deflecting plate matches with front windshield upwarps.When such structure both can reduce galloping, the impact of air stream to front windshield, also avoided described deflecting plate and front windshield that unnecessary scraping occurs.
Preferably, the edge that described deflecting plate matches with front windshield is fillet structure.So can avoid scratching front windshield.
The principle of work of described windscreen wiper system is: during wiper work, at first described driver train starts, and the deflecting plate that covers wiper is regained, after deflecting plate is retracted to certain position, driver train stops driving, and rain shaving electrical machine starts simultaneously, drives wiper to start working.When wiper quits work, driver train starts again, drives reach out Windshield wiper is covered of deflecting plate.
Compared with prior art, the beneficial effects of the utility model are:
The utility model windscreen wiper system use deflecting plate by wiper and and the engine case outer between space cover fully, while effectively having avoided galloping, air-flow produces eddy noise during by wiper, has improved driving staff's traveling comfort in car.Also can reduce the consume that wiper produces because exposing to the weather, extend wiper service life.
The accompanying drawing explanation
Fig. 1 is that eddy noise forms the reason schematic diagram;
Fig. 2 is the utility model windscreen wiper system structured flowchart;
Fig. 3 is the utility model windscreen wiper system structural representation;
Fig. 4 is the utility model windscreen wiper system guide groove structure schematic diagram;
Fig. 5 is the utility model windscreen wiper system rack and pinion engagement structural scheme of mechanism.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figures 2 and 3, a kind of windscreen wiper system for shield glass, comprise wiper 1, for driving the rain shaving electrical machine of wiper 1, for controlling the main control unit of rain shaving electrical machine, be arranged on the deflecting plate 2 of car engine cover 4 inboards, for driving reach out Windshield 5 and cover the drive motor 3 of wiper 1 of deflecting plate 2.
As shown in Figure 4, for preventing the deflecting plate position, be offset, car engine cover 4 inboards are provided with two guide grooves 10, and two relative sides of deflecting plate 2 are along inserting in corresponding guide groove 10.So can make deflecting plate 2 move along guide groove 10 all the time.
As shown in Figure 4, drive motor 3 has two, also is arranged on car engine cover 4 inboards, and coordinates with guide groove 10, drives deflecting plate 2 stretch out or regain.Be fixed with gear 8 on the output shaft 7 of drive motor 3, deflecting plate 2 is provided with the tooth bar 9 with 8 engagements of this gear.When this drive motor 3 starts, gear 8 rotates along the direction of setting, and deflecting plate 2 moves along certain orientation by intermeshing between gear 8 and tooth bar 9, realizes stretching out or regaining of deflecting plate 2.Rack and pinion engagement mechanism as shown in Figure 5.
Except drive motor 3, also available other forms of driver train, as cylinder etc.
And, drive motor 3 is fixed on the inboard end near front windshield 5 of engine case 4, drive motor 3 is shorter with wiper 1 distance, both but fast driving deflecting plate 2 stretched out to cover wiper 1, or regain and to make wiper 1 enter fast mode of operation, also can save and make the material that deflecting plate 2 needs.
For air stream is passed through swimmingly, it is arc that deflecting plate 2 is designed to described deflecting plate, and the side that deflecting plate 2 matches with front windshield 5 upwarps, and the edge matched with front windshield 5 is fillet structure.And deflecting plate 2 use transparent materials are made, and can avoid blocking pilot's line of vision.
The area of deflecting plate 2 with can cover fully wiper 1 and and engine case 4 outers between space be advisable.
In chaufeur is pressed operator's compartment during the wiper switch, main control unit is at first to drive motor 3 transmitted signals, drive motor 3 starts, the deflecting plate 2 covered on wiper 1 is regained along guide groove 10 by gear 8 tooth bar 9 engaging mechanisms, after deflecting plate 2 is retracted to certain position, drive motor 3 stops driving; Main control unit is to the rain shaving electrical machine transmitted signal, and rain shaving electrical machine starts, and drives wiper 1 to start working; When wiper 1 quits work, main control unit is again to drive motor 3 transmitted signals, drive motor 3 starts again, by gear 8 tooth bar 9 engaging mechanisms, drive deflecting plate 2 to reach out Windshield 5 by wiper 1 covering along guide groove 10, avoid wiper 1 to be exposed in air stream 6 and produce eddy noise.
Claims (7)
1. the windscreen wiper system for shield glass, comprise wiper (1), for the rain shaving electrical machine that drives described wiper (1) and for controlling the main control unit of described rain shaving electrical machine, it is characterized in that, also comprises:
Be arranged on the inboard deflecting plate (2) of car engine cover (4);
For driving reach out Windshield (5) and cover the driver train of wiper (1) of described deflecting plate (2), described driver train is connected with described main control unit and controlled by described main control unit.
2. the windscreen wiper system for shield glass as claimed in claim 1, it is characterized in that, described car engine cover (4) inboard is provided with two guide grooves (10), and two relative sides of described deflecting plate (2) are along inserting in corresponding guide groove (10).
3. the windscreen wiper system for shield glass as claimed in claim 1, it is characterized in that, described driver train is for being arranged on the inboard drive motor (3) of car engine cover (4), be fixed with gear (8) on the output shaft (7) of described drive motor (3), described deflecting plate (2) is provided with the tooth bar (9) with described gear (8) engagement.
4. the windscreen wiper system for shield glass as claimed in claim 1, is characterized in that, described driver train is for being arranged on the inboard cylinder of car engine cover (4), and described deflecting plate (2) is connected with the piston rod of cylinder.
5. the windscreen wiper system for shield glass as claimed in claim 1, is characterized in that, described deflecting plate (2) is transparent material.
6. the windscreen wiper system for shield glass as claimed in claim 1, is characterized in that, described deflecting plate (2) is arc, and described deflecting plate (2) upwarps with the side that front windshield (5) matches.
7. the windscreen wiper system for shield glass as claimed in claim 1, is characterized in that, the edge that described deflecting plate (2) matches with front windshield (5) is fillet structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320344785.5U CN203372192U (en) | 2013-06-14 | 2013-06-14 | Windscreen wiper system for front windscreen of car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320344785.5U CN203372192U (en) | 2013-06-14 | 2013-06-14 | Windscreen wiper system for front windscreen of car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203372192U true CN203372192U (en) | 2014-01-01 |
Family
ID=49834738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320344785.5U Expired - Lifetime CN203372192U (en) | 2013-06-14 | 2013-06-14 | Windscreen wiper system for front windscreen of car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203372192U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113247108A (en) * | 2021-07-01 | 2021-08-13 | 奇瑞商用车（安徽）有限公司 | Automobile front cover control device and control method and automobile |
| CN113942596A (en) * | 2021-09-24 | 2022-01-18 | 浙江吉利控股集团有限公司 | Device and method for adjusting wind noise and wind resistance of engine hood |
-
2013
- 2013-06-14 CN CN201320344785.5U patent/CN203372192U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113247108A (en) * | 2021-07-01 | 2021-08-13 | 奇瑞商用车（安徽）有限公司 | Automobile front cover control device and control method and automobile |
| CN113942596A (en) * | 2021-09-24 | 2022-01-18 | 浙江吉利控股集团有限公司 | Device and method for adjusting wind noise and wind resistance of engine hood |
| CN113942596B (en) * | 2021-09-24 | 2022-12-13 | 浙江吉利控股集团有限公司 | Device and method for adjusting wind noise and wind resistance of engine hood |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140101 |