CN102837674B - Windscreen wiper - Google Patents
Windscreen wiper Download PDFInfo
- Publication number
- CN102837674B CN102837674B CN201210311132.7A CN201210311132A CN102837674B CN 102837674 B CN102837674 B CN 102837674B CN 201210311132 A CN201210311132 A CN 201210311132A CN 102837674 B CN102837674 B CN 102837674B
- Authority
- CN
- China
- Prior art keywords
- spring
- bolt
- wiper
- scraping arm
- boss
- 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.)
- Active
Links
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
- B60S1/04—Wipers or the like, e.g. scrapers
- B60S1/32—Wipers or the like, e.g. scrapers characterised by constructional features of wiper blade arms or blades
- B60S1/34—Wiper arms; Mountings therefor
- B60S1/3463—Means to press blade onto screen
- B60S1/3465—Means to press blade onto screen with coil springs
- B60S1/347—Means to press blade onto screen with coil springs with adjustment means to adjust wiping pressure
Abstract
The embodiment of the invention discloses a windscreen wiper and relates to the technical field of automobile parts. The windscreen wiper is used for solving the problem that the existing windscreen wiper is easy to influence the normal driving of a driver. The windscreen wiper comprises a wiper arm seat and a wiper arm which are hinged; the wiper arm seat is connected with an arc hook; the arc hook is connected with one end of the spring; and the other end of the spring is connected with the wiper arm, wherein the other end of the spring is connected with a regulating device for regulating the deformation quantity of the spring and the regulating device is fixedly connected with the wiper arm. The windscreen wiper is used for cleaning rain, snow and dust on a windscreen.
Description
Technical field
The present invention relates to technical field of automobile, particularly relate to a kind of wiper.
Background technology
The effect of wiper is rainwater, snow or dust on cleaning Windshield and foreign material thereof, ensures that navigating mate has good sight line at rain, snow weather, guarantees traffic safety.Existing wiper generally comprises hinged scrapes arm seat and scraping arm, and scrapes arm seat and scraping arm and be that three side sealing closes, the cavity of an opening.The inside cavity of wherein scraping arm seat is provided with arcuate hook, and the inside cavity of scraping arm is provided with the spring be connected with arcuate hook hook.Spring is connected by pin with the sidewall of scraping arm.Scraping arm is connected with wiper blade holder in addition, wiper blade holder is installed with wiper rubber sheet, the scraping arm pressure produced due to spring is delivered to wiper blade holder, is finally delivered to wiper rubber sheet, makes it contact with Windshield the function realizing cleaning Windshield with certain pressure.
But in existing wiper, once occur that wiper rubber sheet hardens, the mass change of Windshield, the factors such as Windshield radian and blade insert poor fit in fitting process.Wiper just may be caused effectively can not to clean rainwater, snow or dust etc. on Windshield, Windshield also may be caused to scratch generation scratch, the visual field of chaufeur will be reduced like this, affect traffic safety.Also may produce scraping arm clashes into Windshield noise at backswing flex point place, increase the boredom of navigating mate, reduce driving comfort.
Summary of the invention
Embodiments of the invention provide a kind of wiper, easily affect the problem of chaufeur normal driving with solving existing wiper.
For achieving the above object, embodiments of the invention adopt following technical scheme:
A kind of wiper, comprises and hinged scrapes arm seat and scraping arm, described in scrape arm seat and be connected with arcuate hook, described arcuate hook is connected with one end of spring, and the other end of described spring connects described scraping arm; Wherein, the other end of described spring is connected with the control apparatus of the deformation quantity for regulating described spring, and described control apparatus is fixedly connected with described scraping arm.
Preferably, described control apparatus comprises screw bolt and nut in mating connection, and described spring connects described bolt, and described nut is fixedly connected with described scraping arm.
Preferably, the lateral wall of described nut is fixedly connected with relative pin rod, and described relative pin rod is fixedly connected with the side plate of described scraping arm.
Further, described control apparatus also comprises the junction button with variable section endoporus, and one end of described junction button is connected with described bolt, the other end is connected with described spring; One end that described bolt is connected with described junction button is provided with boss vertically, the neck that cross-sectional area is less than the cross-sectional area of described boss is provided with between described boss and described bolt, described variable section endoporus along the one end in described bolt direction and described neck free-running fit, along one end and the described boss free-running fit in described spring direction.
Further, described control apparatus also comprises suspension ring, and described in one end hook of described suspension ring, spring, the other end are provided with grab, and the lateral wall of described junction button is provided with the draw-in groove coordinated with described grab.
Further, the end face of described boss offers through groove.
Further, described bolt is away from one end end face of described spring offering the operation groove operating described bolt.
Preferably, described pin rod and described nut one-body molded.
In the wiper that the embodiment of the present invention provides, regulated the deformation quantity of described spring by described control apparatus, and then the elastic force adjusting described spring is to realize adjustment wiper rubber sheet to the pressure object of Windshield.Therefore can according to the cleaning effect of wiper rubber sheet to Windshield, the elastic force of adjustment spring, realizes effectively cleaning with the driving demand meeting chaufeur Windshield.Solve the problem that existing wiper easily affects chaufeur normal driving.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of the wiper that Fig. 1 provides for the embodiment of the present invention;
Fig. 2 is the block diagram of control apparatus shown in Fig. 1;
Fig. 3 is the longitudinal sectional view of control apparatus shown in Fig. 2;
Another longitudinal sectional view that Fig. 4 is control apparatus shown in Fig. 2.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite of not making creative work, all belongs to the scope of protection of the invention.
As shown in Figure 1, be the specific embodiment of a kind of wiper provided by the invention, comprise and hinged scrape arm seat 10 and scraping arm 20, described in scrape arm seat 10 and be connected with arcuate hook 30, one end of described arcuate hook 30 linking springs 40; The other end of described spring 40 connects described scraping arm 20; Wherein, described spring 40 is connected with the control apparatus 100 of the deformation quantity for regulating described spring 40, and described control apparatus 100 is fixedly connected with described scraping arm 20.
In the wiper that the embodiment of the present invention provides, regulated the deformation quantity of described spring 40 by control apparatus 100, and then the elastic force adjusting described spring 40 is to realize the described wiper rubber sheet of adjustment to the pressure object of Windshield.Therefore can according to described wiper rubber sheet to the cleaning effect of Windshield, the elastic force of adjustment spring 40, realizes effectively cleaning with the driving demand meeting chaufeur Windshield.Solve the problem that existing wiper easily affects chaufeur normal driving.
As the preferred version of above-described embodiment, as shown in Figure 1, described control apparatus comprises bolt 60 in mating connection and nut 50, and described spring 40 connects described bolt 60, and described nut 50 is fixedly connected with described scraping arm 20.Therefore its relatively described scraping arm 20 can be made to produce displacement by the described bolt 60 of operation, thus make the deformation quantity of described spring 40 change to adjust the elastic force of described spring 40.
Above-described embodiment employing bolt 60 coordinates with nut 50 the adjustment realizing spring 40 elastic force, also rack mechanism can be adopted in other embodiments of the invention to realize the adjustment of spring 40 elastic force, but its corresponding complex structure, and need to increase anti-loosening locking mechanism.And the regulative mode that in the embodiment of the present invention, bolt 60 coordinates with nut 50, bolt 60 can increase the friction force between thread contact inclined-plane under the pulling force effect of spring 40, realize the auto-lock function of bolt 60 and nut 50, prevent bolt 60 from loosening when automobile or scraping arm 20 swing, its structure is simple and easy to realize.
As the preferred version of above-described embodiment, as depicted in figs. 1 and 2, the lateral wall of described nut 50 is fixedly connected with relative pin rod 51, and described relative pin rod 51 is fixedly connected with the side plate of described scraping arm 20.Wherein said pin rod 51 can adopt the connection mode of riveting or welding with the side plate of described scraping arm 20.Scraping arm 20 described in prior art has scraping arm front plate 21, the two opposite sides adjacent with described scraping arm front plate 21 are respectively equipped with scraping arm side plate 22, described scraping arm front plate 21 and described scraping arm side plate 22 surround scraping arm cavity 23, and described spring 40 is located in described scraping arm cavity 23.So the pin rod 51 adopting the lateral wall Stationary liquid of nut 50 right, described like this nut 50, described pin rod 51 form " ten " word structure with described bolt 60, the accurate location of described spring 40 can be realized, make described spring 40 be in the center position of described scraping arm cavity 23, avoid described spring 40 to produce with described Windshield and contact.
As shown in Figure 3 and Figure 4, above-described embodiment can also comprise the junction button 70 with variable section endoporus 71, and one end of described junction button 70 is connected with described bolt 60, the other end is connected with described spring 40; One end that described bolt 60 is connected with described junction button 70 is provided with boss 62 vertically, the neck 61 that cross-sectional area is less than the cross-sectional area of described boss 62 is provided with between described boss 62 and described bolt 60, described variable section endoporus 71 along the one end in described bolt 60 direction and described neck 61 free-running fit, along one end and described boss 62 free-running fit in described spring 40 direction.Described like this boss 62 can rotate with described neck 61 in the variable section endoporus 71 of described junction button 70, avoids causing self change in torque of spring 40 when axial adjustment bolt 60, causes spring 40 torsional deflection.Again because the cross-sectional area of described neck 61 is less than the cross-sectional area of described boss 62, therefore described boss 62 can be stuck in described variable section endoporus 71 to realize described bolt 60 and described spring 40 being synchronized with the movement vertically.
Again referring to shown in Fig. 3 and Fig. 4, can also comprise suspension ring 90 in above-described embodiment, described in one end hook of described suspension ring 90, spring 40, the other end are provided with grab 91, and the lateral wall of described junction button 70 is provided with the draw-in groove 72 coordinated with described grab 91.Described like this suspension ring 90 and the lateral wall clamping of described junction button 70, reserve enough spaces to the hook of described spring 40, be convenient to the installation of described spring 40.Certainly in other embodiments of the invention, described suspension ring 90 also can adopt with described junction button 70 and be fixedly connected with.
As the further improvement to above-described embodiment, as shown in Figure 3 and Figure 4, the end face of described boss 62 offers through groove 63.This is because the cross-sectional area of described boss 62 is larger than the cross-sectional area of described neck 61, namely corresponding with described neck 61 endoporus aperture is less than the endoporus aperture corresponding with described boss 62, when described boss 62 stretches in the variable section endoporus 71 of described junction button 70, difficulty is larger like this, and offer through groove 63 at the end face of described boss 62 deflection of described boss 62 can be made to strengthen, by crimp, described boss 62 is stretched in described variable section endoporus 71 smoothly.
Further, as shown in Figure 3 and Figure 4, one end end face of described bolt 60 away from described spring 40 offers the operation groove 64 operating described bolt 60.We can use screwdriver to embed in described operation groove 64 and rotate described bolt 60 like this.
Further, described pin rod and described nut one-body molded, technique is simple, accurate positioning.
The control process of spring force is specifically introduced below in conjunction with Fig. 2-Fig. 4.
Initial condition after mounting, spring 40 is in predetermincd tension state, and now nut 50 is roughly in the middle part of described bolt 60, and described nut 50, pin rod 51 and described bolt 60 form " ten " word structure, i.e. state as shown in Figure 2.
When discovery wiper rubber sheet can not well contact described Windshield, when the thrust between the two reduces, can rotating bolt 60, described bolt 60 is moved along described spring 40 direction, increases the deformation quantity of spring 40.Wherein bolt 60 end position that can reach as shown in Figure 4, and described nut 50, pin rod 51 and described bolt 60 falls " T " word structure with being formed.
When discovery wiper rubber sheet and described Windshield produce friction noise, during thrust increase between the two, can rotating bolt 60, described bolt 60 is moved in the opposite direction, the deformation quantity of reduction spring 40 along with described spring 40 side.Wherein bolt 60 end position that can reach as shown in Figure 3, and described nut 50, pin rod 51 and described bolt 60 form " T " word structure.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of described claim.
Claims (6)
1. a wiper, comprises and hinged scrapes arm seat and scraping arm, described in scrape arm seat and be connected with arcuate hook, one end of described arcuate hook linking springs, the other end of described spring connects described scraping arm; It is characterized in that, the other end of described spring is connected with the control apparatus of the deformation quantity for regulating described spring, and described control apparatus is fixedly connected with described scraping arm; Described control apparatus comprise bolt in mating connection and and nut, described spring connects described bolt, described nut is fixedly connected with described scraping arm, and the lateral wall of described nut is fixedly connected with relative pin rod, and described relative pin rod is fixedly connected with the side plate of described scraping arm.
2. wiper according to claim 1, is characterized in that, described control apparatus also comprises the junction button with variable section endoporus, and one end of described junction button is connected with described bolt, the other end is connected with described spring;
One end that described bolt is connected with described junction button is provided with boss vertically, the neck that cross-sectional area is less than the cross-sectional area of described boss is provided with between described boss and described bolt, described variable section endoporus along the one end in described bolt direction and described neck free-running fit, along one end and the described boss free-running fit in described spring direction.
3. wiper according to claim 2, is characterized in that, described control apparatus also comprises suspension ring, and described in one end hook of described suspension ring, spring, the other end are provided with grab, and the lateral wall of described junction button is provided with the draw-in groove coordinated with described grab.
4. wiper according to claim 2, is characterized in that, the end face of described boss offers through groove.
5. wiper according to claim 1, is characterized in that, described bolt is away from one end end face of described spring offering the operation groove operating described bolt.
6. the wiper according to any one of claim 1-5, is characterized in that, described nut and described pin rod one-body molded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210311132.7A CN102837674B (en) | 2012-08-28 | 2012-08-28 | Windscreen wiper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210311132.7A CN102837674B (en) | 2012-08-28 | 2012-08-28 | Windscreen wiper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102837674A CN102837674A (en) | 2012-12-26 |
| CN102837674B true CN102837674B (en) | 2014-12-24 |
Family
ID=47365480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210311132.7A Active CN102837674B (en) | 2012-08-28 | 2012-08-28 | Windscreen wiper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102837674B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103359065B (en) * | 2013-07-12 | 2016-05-18 | 浙江吉利汽车研究院有限公司杭州分公司 | Wiper arm |
| WO2019008406A1 (en) * | 2017-07-03 | 2019-01-10 | Volvo Truck Corporation | Wiper arm assembly for a vehicle windscreen wiper system |
| CN108238008B (en) * | 2018-02-12 | 2024-04-26 | 博世汽车部件（长春）有限公司 | Wiper and wiper arm thereof |
| DE102018211585A1 (en) * | 2018-07-12 | 2020-01-16 | Robert Bosch Gmbh | wiper arm |
| CN110979262A (en) * | 2019-11-15 | 2020-04-10 | 西安庆安电气控制有限责任公司 | Wiper double-spring pressure adjusting device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3366989A (en) * | 1965-10-22 | 1968-02-06 | Hastings Mfg Co | Windshield wiper arms |
| JPS59140147A (en) * | 1983-01-28 | 1984-08-11 | Hino Motors Ltd | Wiper pressure adjuster for windshield wiper |
| WO1991003394A1 (en) * | 1989-08-28 | 1991-03-21 | Raymond Bacconnier | Windshield wiper system with remote adjustable contact force |
| CN1079633A (en) * | 1992-04-20 | 1993-12-22 | 吉田工业株式会社 | Swivel hook assembly |
| US5430907A (en) * | 1994-10-31 | 1995-07-11 | Jutras; Guy F. | Windshield wiper arm with adjustable pressure |
| CN1394179A (en) * | 2000-10-18 | 2003-01-29 | 罗伯特·博施有限公司 | Wiper device and method for adjusting bearing force wiper arm |
-
2012
- 2012-08-28 CN CN201210311132.7A patent/CN102837674B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3366989A (en) * | 1965-10-22 | 1968-02-06 | Hastings Mfg Co | Windshield wiper arms |
| JPS59140147A (en) * | 1983-01-28 | 1984-08-11 | Hino Motors Ltd | Wiper pressure adjuster for windshield wiper |
| WO1991003394A1 (en) * | 1989-08-28 | 1991-03-21 | Raymond Bacconnier | Windshield wiper system with remote adjustable contact force |
| EP0489813A1 (en) * | 1989-08-28 | 1992-06-17 | Raymond Bacconnier | Windshield wiper system with remote adjustable contact force. |
| CN1079633A (en) * | 1992-04-20 | 1993-12-22 | 吉田工业株式会社 | Swivel hook assembly |
| US5430907A (en) * | 1994-10-31 | 1995-07-11 | Jutras; Guy F. | Windshield wiper arm with adjustable pressure |
| CN1394179A (en) * | 2000-10-18 | 2003-01-29 | 罗伯特·博施有限公司 | Wiper device and method for adjusting bearing force wiper arm |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102837674A (en) | 2012-12-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102837674B (en) | Windscreen wiper | |
| EP1945485B1 (en) | Wiper system for front windscreens of motor vehicles | |
| CN102917923A (en) | Windscreen wiper device | |
| US10005434B2 (en) | Wiper apparatus | |
| CN202458222U (en) | Angle adjusting device for water wipers or brush discs of floor washing car | |
| CN202863397U (en) | Adjustable windscreen wiper | |
| CN201934796U (en) | Car washing hose fixing device | |
| CN208198577U (en) | A kind of motor turning cross-tie assembly | |
| CN202686297U (en) | Windscreen wiper | |
| CN209780554U (en) | Novel vehicle door hinge | |
| CN205737416U (en) | A kind of wiper mounting bracket for automobile | |
| CN203318358U (en) | Electric window wiper of urban rail vehicle | |
| CN218479693U (en) | Car door limiter | |
| CN117104357B (en) | Air guide sleeve for truck | |
| CN202320222U (en) | Boneless windshield wiper and universal joint thereof | |
| KR20150068041A (en) | Structure of wiper for vehicle | |
| CN211220540U (en) | Spring mounting device is used in production of electronic wiper | |
| CN109318860B (en) | Cab and engineering vehicle | |
| CN204402208U (en) | A kind of car door limiter | |
| CN218367717U (en) | Windscreen wiper connecting arm for car | |
| CN101571172A (en) | Dustproof mechanism of automobile braking adjusting arm | |
| CN210591793U (en) | Connecting arm of windscreen wiper | |
| CN113548013A (en) | Brush rod device of window wiper | |
| CN216942998U (en) | Adjustable windscreen wiper | |
| CN208730942U (en) | Intelligent windscreen wiper actuating arm |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |