CN204659674U - There is vehicle and the wiper thereof of windscreen - Google Patents

Abstract

The present application discloses a vehicle with a windshield and a wiper thereof. The wiper blade on the wiper arm directly driven by the drive unit wipes the windshield directly in front of the driver's position. The wiper includes at least two wiper arms, each wiper arm is equipped with a wiper blade, and the wiper arm can reciprocate around a first shaft at a fixed position to drive the wiper blade to wipe the glass; the connecting rod includes The two pivot joints are spaced apart, and each pivot joint is pivotally connected to a position between the first shaft of a wiper arm and the installation position of the wiper blade. The wiper of the present application has low cost and is easy to install.

Description

Vehicles with windshields and wipers thereof

technical field

The present application relates to a vehicle with a windshield and a wiper for wiping the windshield, in particular a wiper with a plurality of wiper blades.

Background technique

Wipe the windshield glass with a wiper in the car to keep the glass clear, so that the driver and other passengers can clearly observe the situation outside the window through the glass. When the width of the glass surface to be wiped is relatively large, it is usually necessary to configure a plurality of wiper blades, and the plurality of wiper blades are respectively mounted on a plurality of wiper arms. A driving part with a motor as a power source is installed on a support with a plurality of rotating shafts arranged at intervals. Each rotating shaft is driven by a driving member, and a plurality of wiper arms are independently mounted on and driven by the rotating shaft. This wiper has many components, is heavy and has high cost.

Therefore, it is necessary to provide improvements to overcome the technical problems existing in the prior art.

Utility model content

The main technical problem to be solved by the present application is the high cost of a wiper with multiple wiper blades.

In order to solve the aforementioned technical problems, the application provides a wiper for wiping the windshield on the one hand, which includes:

at least two wiper arms, each wiper arm is equipped with a wiper blade, and the wiper arm can reciprocate around a first shaft at a fixed position to drive the wiper blade to wipe the glass; and

The connecting rod includes two spaced apart pivoting parts, each of which is pivotally connected to a position between the first shaft of the wiper arm and the installation position of the wiper blade.

According to the aforementioned wiper, it further includes a driving component, the at least two wiper arms include a first wiper arm and a second wiper arm spaced apart from each other, the driving component drives the first wiper arm, and The second wiper arm is driven by the first wiper arm via the connecting rod.

According to the aforementioned wiper, each of the wiper arms includes an arm rod and an arm head, and the arm rod can reciprocate and rotate around a second axis relative to the arm head between a working position and a dismounting position. The arm is pivotally connected to the arm head, the arm rod is installed with the wiper blade, the arm head is installed on the first shaft, and each of the pivot joints is pivotally connected to one of the arm heads.

According to the aforementioned wiper, wherein, each of the wiper arms further includes an elastic member, and the elastic member is elastically preloaded and connected between the arm rod and the arm head. The water sheet is in a state of contacting the glass, and the elastic preloaded elastic member exerts elastic force on the arm rod so that the wiper blade can exert pressure on the glass.

According to the aforementioned wiper, it includes a second connecting rod, the at least two wiper arms include a third wiper arm, the second connecting rod includes two pivot joints spaced apart, the first One of the two pivotal parts of the two connecting rods is pivotally connected between the first shaft of the third wiper arm and the installation position of the wiper blade, and the other of the two pivotal parts is pivotally connected Between the first shaft of the first wiper arm or the second wiper arm and the installation position of the wiper blade.

According to the aforementioned wiper, wherein, the connecting rod has elasticity so that the distance between the two pivot joints can be stretched elastically and/or the connecting rod is transparent.

According to the aforementioned wiper, wherein, the driving component is an electric driver with electronic return control or an electric drive with a return mechanism. Feasibly, the reversing mechanism is a built-in mechanism or an external four-bar linkage mechanism.

In order to solve the foregoing technical problems, another aspect of the present application provides a vehicle with a windshield, which includes a driver's position located behind the windshield, which is equipped with the aforementioned wiper, the first wiper A wiper blade on the arm wipes the front of the windshield directly in front of the driver's position.

According to the aforementioned vehicle, the first shafts of the at least two wiper arms are respectively directly mounted on the vehicle body.

According to the aforementioned vehicle, it further includes a passenger's position next to the driver's position, and the wiper blade on the second wiper arm wipes the front of the windshield directly in front of the passenger's position.

According to a feasible specific implementation manner of the present application, at least two wiper arms are connected through a connecting rod, so only one of the wiper arms needs to be driven to realize linkage of multiple wiper arms. Its structure is simple, and only a few parts are needed to realize it. Therefore, the wiper not only has low cost but also can effectively reduce the weight of the wiper, and also contributes to reducing the weight of the whole vehicle. In addition, there are no strong constraints among the multiple first axes in this solution, so the requirements for the position accuracy of the first axes are low. Even if the installation position of the first axes is slightly deviated, the wiper can still work normally. In a feasible specific implementation manner, the plurality of first axles are respectively directly installed on the vehicle body, without fixing the plurality of first axles to a bracket, and then installing the bracket to the vehicle body.

Description of drawings

The present application will be more fully understood by referring to the following detailed description of specific embodiments in conjunction with the accompanying drawings. in:

Figure 1 shows a schematic diagram of a wiper according to a specific embodiment of the present application;

Figure 2 shows a schematic diagram of a wiper according to a second embodiment of the present application; and

Fig. 3 shows a schematic diagram of a wiper according to a third embodiment of the present application.

Detailed ways

The specific implementation manner of the present application will be described in detail below in conjunction with the accompanying drawings.

As shown in Figure 1, a vehicle with a windshield 8 includes a driver's position 71 located behind the windshield 8, which is equipped with a wiper 100, and the wiper blade 21 on the first wiper arm 11 wipes Wipe the front surface of the windshield glass 8 directly in front of the driver's position 71 . A wiper 100 for wiping a windshield 8 according to the first embodiment of the present application includes two wiper arms 11 , 12 , a connecting rod 41 and a drive component 5 . As shown in FIG. 3 , the wiper 100 according to another specific embodiment of the present application may further include a third wiper arm 13 and a second connecting rod 42 . Feasibly, the vehicle may also include a passenger position 72 next to the driver position 71 , and the wiper blade 22 on the second wiper arm 12 wipes the front surface of the windshield 8 directly in front of the passenger position 72 .

Each wiper arm 11, 12, 13 is equipped with a wiper blade 21, 22, 23, and the wiper arm 11, 12, 13 can reciprocate around the first shaft 31, 32, 33 at a fixed position to drive the wiper blade 21, 22, 23 wipe glass 8. The connecting rod 41 includes two spaced pivot joints 411, 412, and each pivot joint 411, 412 is pivotally connected to the installation of the first shaft 31, 32 of a wiper arm 11, 12 and the wiper blade 21, 22. position between positions. For example, the first pivot portion 411 is pivotally connected to a position between the first shaft 31 of the first wiper arm 11 and the installation position of the wiper blade 21 . The second pivot portion 412 is pivotally connected to a position between the first shaft 32 of the second wiper arm 12 and the installation position of the wiper blade 22 .

Feasibly, the first wiper arm 11 and the second wiper arm 12 are spaced apart from each other, the driving part 5 drives the first wiper arm 11 , and the first wiper arm 11 drives the second wiper arm 12 through the connecting rod 41 . In a feasible specific implementation manner, the driving component 5 may be an electric driver with electronic return control, and may also be an electric driver with a return mechanism. The return mechanism can be a built-in mechanism or an external four-bar linkage mechanism 52 as shown in FIG. 2 .

In the specific embodiment shown in FIG. 3 , the second connecting rod 42 includes two pivot joints 421 , 422 spaced apart, and one of the two pivot joints 421 , 422 of the second connecting rod 42 is pivotally connected. Part 422 is pivotally connected between the first shaft 33 of the third wiper arm 13 and the wiper blade 23 , and another pivot portion 421 is pivotally connected between the first shaft 32 of the second wiper arm 12 and the wiper blade 22 between. Of course, those skilled in the art know that the other pivotal portion 421 can also be pivotally connected between the first shaft 31 of the first wiper arm 11 and the wiper blade 21 in other specific implementation manners. Additionally, further wiper arms may be included according to the principles of the present application. In a feasible specific implementation, the two connecting rods 41 and 42 are both elastic, so that the distance between the two pivotal parts 411 and 412 or 421 and 422 of each connecting rod 41 and 42 can be stretched elastically. Therefore, the wiper arm 42 driven by the connecting rod can be cushioned to a certain extent, and the wiper 100 can still work stably even when ice, snow, leaves or other obstacles exist on the glass. Feasibly, the connecting rods 41, 42 can be transparent, so that even if the connecting rods 41, 42 appear in the windshield area, they can still minimize the influence on the line of sight.

In a feasible specific implementation manner, each wiper arm 11, 12, 13 includes an arm rod 112, 122, 132 and an arm head 111, 121, 131, and the arm rod 112, 122, 132 can be relative to the arm head 111, 121 , 131 are pivotally connected to the arm heads 111, 121, 131 so as to reciprocate and rotate around the second shafts 113, 123, 133 between the working position and the dismounting position. Arm levers 112, 122, 132 are installed with wiper blades 21, 22, 23, arm heads 111, 121, 131 are installed on first shafts 31, 32, 33, and each pivot joint 411, 412, 421, 422 is pivotally connected on one arm head 111, 121, 131. Feasibly, each wiper arm 11, 12 further includes an elastic component (not shown), the elastic component is elastically preloaded and connected between the arm lever 112, 122, 132 and the arm head 111, 121, 131, and is in the working position When the wiper blades 21, 22, 23 are in the state of contacting the glass 8, the wiper blades 21, 22, 23 can normally wipe the windshield. The elastic preloaded elastic member exerts elastic force on the arms 112 , 122 , 132 so that the wiper blades 21 , 22 , 23 can exert pressure on the glass 8 . When the wiper blades 21, 22, 23 leave the glass 8 in the dismounting position, the wiper blades 21, 22, 23 can be installed on the arm bars 112, 122, 132, or the wiper blades 21, 22, 23 can be removed from the arm bars. 112, 122, 132 removed. Feasibly, the first axis 31 , 32 , 33 of each wiper arm is perpendicular to the second axis 113 , 123 , 133 . Of course, those of ordinary skill in the art know that the technical solution of the present application does not require the first axis 31, 32, 33 to be exactly perpendicular to the second axis 113, 123, 133, but only needs the first axis 31, 32, 33 to facilitate scraping. The water sheets 21, 22, 23 can smoothly wipe the glass, and the second shaft 113, 123, 133 facilitates the reciprocating rotation of the arms 112, 122, 132 between the working position and the dismounting position. These technical solutions are basically the same of.

Those skilled in the art know that it is feasible to install multiple first axles on the same integral bracket, and install the bracket on the vehicle body 9 . However, as shown in the figure, feasiblely, the first shaft 31 , 32 , 33 of each wiper arm 11 , 12 , 13 can be respectively directly mounted on the body 9 of the vehicle without an integral bracket.

In a feasible specific implementation manner, since at least two wiper arms are connected through a connecting rod, only one of the wiper arms needs to be driven to realize linkage of multiple wiper arms. Its structure is simple, and only a few simple parts are needed to realize it. Therefore, the wiper is not only low in cost but also can effectively reduce the weight of the wiper, and at the same time contributes to reducing the mass of the entire vehicle, which is beneficial to reducing the energy consumption of the entire vehicle. In addition, there are no strong constraints among the multiple first axes in this solution, so the requirements for the position accuracy of the first axes are low. Even if the installation position of the first axes is slightly deviated, the wiper can still work normally.

The above specific embodiments are only used to illustrate the present application, but not to limit the present application. Those of ordinary skill in the relevant technical field can also make various changes and modifications without departing from the scope of the present application. Therefore, all equivalent The technical solution also belongs to the category of the present application, and the patent protection scope of the present application should be defined by the claims.

Claims (10)

1. A wiper (100) for wiping the windshield (8), characterized in that it comprises: At least two wiper arms (11, 12, 13), each of said wiper arms (11, 12, 13) is equipped with a wiper blade (21, 22, 23), said wiper arms (11, 12 , 13) capable of reciprocating rotation around the first shaft (31, 32, 33) at a fixed position to drive the wiper blades (21, 22, 23) to wipe the glass (8); and A connecting rod (41), which includes two spaced pivot joints (411, 412), each pivot joint (411, 412) is pivotally connected to a first wiper arm (11, 12). The position between the first shaft (31, 32) and the installation position of the wiper blade (21, 22). 2. The wiper (100) according to claim 1, further comprising a drive member (5), said at least two wiper arms (11, 12, 13) comprising first wiper arms spaced apart from each other (11) and the second wiper arm (12), the driving part (5) drives the first wiper arm (11), and the first wiper arm (11) passes through the connecting rod (41) The second wiper arm (12) is driven. 3. The wiper (100) according to claim 2, wherein each of the wiper arms (11, 12, 13) comprises an arm lever (112, 122, 132) and an arm head (111, 121, 131), the arm lever (112, 122, 132) can reciprocate around the second axis (113, 123, 133) between the working position and the dismounting position relative to the arm head (111, 121, 131) pivotally connected to the arm head (111, 121, 131), the arm rod (112, 122, 132) is installed with the wiper blade (21, 22, 23), and the arm head (111, 121, 131) is installed on the first shaft (31, 32, 33), and each pivot portion (411, 412) is pivotally connected to one arm head (111, 121, 131). 4. The wiper (100) according to claim 3, wherein each of the wiper arms (11, 12) further comprises an elastic member connected to the arm rod ( 112, 122, 132) and the arm head (111, 121, 131), the wiper blade (21, 22, 23) is in the state of contacting the glass (8) when it is in the working position, and the elastic pre- The loaded elastic member exerts elastic force on the arm lever (112, 122, 132) so that the wiper blade (21, 22, 23) can exert pressure on the glass (8) . 5. The wiper (100) according to claim 2, comprising a second linkage (42), said at least two wiper arms (11, 12, 13) comprising a third wiper arm (13 ), the second connecting rod (42) includes two spaced pivot joints (421, 422), and the two pivot joints (421, 422) of the second connecting rod (42) One is pivotally connected between the first shaft (33) of the third wiper arm (13) and the installation position of the wiper blade (23), and the other of the two pivotal parts (421, 422) It is pivotally connected between the first shaft (31, 32) of the first wiper arm (11) or the second wiper arm (12) and the installation position of the wiper blade (21 or 22). 6. The wiper (100) according to claim 3, wherein the connecting rod (41, 42) has elasticity so that the distance between the two pivot joints (411, 412, 421, 422) can be elastic Telescopic and/or said connecting rods (41, 42) are transparent. 7. The wiper (100) according to Claim 2, wherein the drive component (5) is an electric drive with electronic return control or an electric drive with a return mechanism. 8. Vehicle with a windshield (8) comprising a driver's position (71) behind said windshield (8), characterized in that it is fitted with a In the wiper (100), the wiper blade (21) on the first wiper arm (11) wipes the front of the windshield glass (8) directly in front of the driver's position (71). 9. The vehicle according to claim 8, wherein the first shafts (31, 32, 33) of the at least two wiper arms (11, 12, 13) are mounted directly to the body of the vehicle, respectively. 10. The vehicle according to claim 9, further comprising a passenger position (72) next to the driver position (71), the wiper blade (22) on the second wiper arm (12) Wipe the front of the windshield (8) directly in front of the passenger position (72).