JPH02197453A - Washing device for automobile - Google Patents

Abstract

PURPOSE:To obtain a quality of good appearance by constituting a device providing retractably in storage and injection positions in a cowl cover, openably covering a cowl box, a washer nozzle protruded and retracted being associated with action of the cowl cover. CONSTITUTION:A wiper arm (not shown) is housed in a cowl box in the front of a front window 3, and in order to place the wiper arm in a condition of use, in case of opening a cowl cover 4 covering the cowl box, a drive link 16 is driven by a drive motor 17. In this way, the cowl cover 4, while it is lifted to the upper through links 14, 10, 9, is moved to the front of a car body. In movement of this cover, a supporting frame 19 is moved with the cowl cover 4, and a lever 20 is moved to a position 20 turned about a pin 21. Then a washer nozzle 5, connected to a bracket 20a in an end part of the lever 20, is also turned reaching an injection position 5', obtaining an effective angle of water spraying.

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a washer device disposed immediately in front of a front window of an automobile.

[Prior art]

Conventionally, concealed wipers in which the wiper is housed in a cowl box have been widely adopted, but there are two types of wipers that have an opening on the front window side of the cowl panel and allow the wiper to go in and out through the opening, and another that allows the wiper to be moved in and out through the opening. It is known to move the opening to form an opening.

An example of a device for forming an opening by moving the cowl cover when using a wiper is Utility Model Application No. 59-15797.
As disclosed in Publication No. 7 (see Figure 6), a first arm h is rotatably connected to the front lower surface of the cowl cover a via a pin l, and a pin m is connected to the dash upper panel d. A second arm l is rotatably connected through a pin j to form a first link, and a second link is connected to a rear lower surface of the cowl cover a through a pin g. One end of the second link e is rotatably connected, and the other end of the second link e is rotatably connected to the dash upper panel d via a pin f. Drive disk P driven by motor q
A drive link n connected to the first arm h is rotatably connected to the first arm h via a pin k, and when the wiper is used, the cowl cover a is lifted and moved toward the bonnet b, and is moved in front of the front windshield C. An opening is formed through which the wiper r enters and exits.

[Problem to be solved by the invention]

In the conventional structure for moving the cowl cover, when the washer nozzle is placed in the cowl box and the washer liquid is spouted from the opening formed by the front windshield and the cowl cover, the washer nozzle is moved to the front windshield. Because the opening formed by the front windshield and cowl cover was too close to the front windshield and the opening formed by the cowl cover was narrow, it was difficult to obtain an effective landing angle, so the washer nozzle was installed ahead of the open position of the cowl cover. In this case, the protrusion of the washer nozzle spoils the design, and the wiper fluid has to be sprayed onto the windshield avoiding the cowl cover. There was a problem in that it was difficult to select the installation location.

SUMMARY OF THE INVENTION An object of the present invention is to solve the above-mentioned problems and provide an automobile washer device that can obtain an effective landing angle without impairing the design.

[Means to solve the problem]

In order to achieve the above object, the automobile washer device of the present invention covers the upper opening of the cowl box in front of the front window in which the wiper arm is housed with a cowl cover so as to be openable and closable, and the washer nozzle is installed on the surface of the cowl cover from the surface. The washer nozzle is provided with an interlocking mechanism that moves the washer nozzle to the upper injection position in conjunction with the opening operation of the cowl cover. be.

[Effect]

In the automobile washer device of the present invention configured as described above, when the wiper is not in use, the cowl cover closes the upper opening of the cowl box, the washer nozzle is located in a storage position within the cowl cover, and the washer nozzle is located in a storage position within the cowl cover, so that the cowl cover closes the upper opening of the cowl box when the wiper is not in use. There are no protruding parts on the surface that extends to the front window, so it does not spoil the design of the vehicle body.

When the wiper is used, the cowl cover is moved to open the upper opening of the cowl box, and in conjunction with the opening operation, the washer nozzle is moved to the upper spray position where it protrudes from the surface of the cowl cover, and the washer liquid is This makes it possible to easily secure an effective landing angle.

〔Example〕

Embodiments of the present invention will be described based on the drawings.

In FIG. 1, a cowl cover 4 is provided in contact with the rear end of a bonnet 2 at the front of a car body 1 to cover an upper opening of a cowl box in front of a front window 3 so as to be openable and closable. Washer nozzles 5, 5 are installed at appropriate locations so as to be freely retractable, and the illustrated state is when the cowl cover 4 is closed and the washer nozzles 5.5 are housed, when the wiper is not in use.

FIG. 2 shows the wiper usage state, in which the cowl cover 4 is moved to a position 4' where it is lifted upward and moved forward as shown by arrow F0, and the front window 3 is moved forward.
The upper opening of the front cowl box is opened so that the wiper W can clean the front surface of the front window 3, and the washer nozzle 5 protrudes from the surface of the cowl cover 4 in conjunction with the opening operation of the cowl cover 4. position 5
′, and the landing angle of the washer liquid can be effectively adjusted.

To explain the opening/closing mechanism of the cowl cover 4 in FIG. 3, the cowl cover 4 is provided with a closing member 18 made of rubber or the like at the rear end, and the flat part 6a of the bracket 6 is attached to the back side of the cowl cover 4 with bolts 7.7. The first link 9 and the second link 10 are fixed to the bracket 6 by pins 8a and 8b.
The ends of the first arm 10a of the second link IO are rotatably connected, and the first arm 10a and the second arm 10b of the second link IO are connected via a spring H and a stopper P biased in the direction of increasing the angle α. the second arm 1 of the second link 10
The end of 0b is rotatably connected to a third link 14 by a pin 13, and the third link 14 is rotatably connected to a drive link 16 connected to the output shaft of a drive motor 17 via a pin 15. , the other end of the first link 9 and the intermediate portion of the second link lO are rotatably connected to the connecting link 26 by pins 11.12.

An end 200 of the bonnet 2 on the side of the front window 3 is extended, and the rear end is a bonnet hinge 201 that supports the bonnet 2 when opening it, an intermediate bracket 202 is connected to the pin 12, and a connecting link 26 is connected by a pin 203. ing.

With this configuration, the drive motor 17 drives the drive link 16
When the second link 10 is rotated in the direction of arrow F1 around the pin 12 via the third link 14, the first link 9 is rotated around the pin 11 via the bracket 6 together with the second link 10. The cowl cover 4 is moved toward the front of the vehicle while being lifted upward, as shown by the arrow Ft.

Also, when the cowl cover is closed, the bonnet 2 is opened (sometimes, since it is rotated around the bonnet hinge 201, the first link 9 and the second link lO are lifted by the intermediate bracket 202 and the connecting link 26, and the drive motor 17
The first link 9 and the second link 10 rotate to move the cowl cover 4 and prevent the cowl cover 4 from hitting the front window 3 in the same way as when the cowl cover 4 is driven.

On the other hand, when opening the bonnet 2 with the cowl cover open, the bonnet 2 rotates around the bonnet hinge 201, and the first link 9, second link 10, and connection link 26 also rotate together with it.

Further, the third link 14 rotates around the pin 14.

Therefore, the angle α formed by the first arm 10a and the second arm 10b of the second link 10 cannot be maintained, so the cowl cover is reduced by resisting the spring force generated by the spring H and reducing the angle α. This prevents further overrun to the opening side of No. 4.

To explain the interlocking mechanism of the washer nozzle 5 with the cowl cover 4 in FIGS. 4 and 5, a rectangular opening 4a is formed at a proper location in the cowl cover 4, and a rectangular support frame 19 is provided in the opening 4a. A mounting bracket (19a) is fixed to the lower surface of the cowl cover 4 by bolts 27.

A support bracket 23 is fixed to the lower surface of the rear end of the bonnet 2 by bolts 24, and a pin 21 is attached to the support bracket 23.
One end of the lever 20 extending diagonally rearward and upward is rotatably connected, and the washer nozzle 5 is held between brackets 20a formed at the other end of the lever 20, and the washer nozzle 5 and the bracket 20 are held together by a pin 53.
a, 20a and the support frame 19 are connected, and the washer nozzle 5 and the brackets 20a, 20a are rotatably attached to the support frame 19.

The washer liquid passage 51 is connected to the pin 5 in the washer nozzle 5.
3, and the end of the washer fluid passage 51 on the front window 3 side is connected to the jet nozzle part 52.
When the washer nozzle 5 is in the storage position shown by the solid line, the jet nozzle portion 52 faces the molding 25 that is continuous with the lower end of the front window 3 diagonally downward.

A washer fluid pipe 22 is connected to the bonnet side end of the washer fluid passage 51.
2 may have a structure that can keep up with the rotational movement of the lever 20 (for example, an elastic pipe made of rubber or the like may be used).

With this configuration, when the cowl cover 4 is lifted and moved to the forward position 4' as shown by arrow F, the support frame 19 is moved together with the cowl cover 4, and the lever 20 is moved around the pin 21. Rotated position 20'
However, this position 20' forms an angle of nearly 90 degrees with respect to the bonnet 2 and cowl cover 4, and the washer nozzle 5 connected to the brackets 20a, 20a at the end of the lever 20 also rotates. At the injection position 5', the injection nozzle portion 52 protrudes above the cowl cover 4, forming an angle of nearly 90' with respect to the bonnet 2 and the cowl cover 4.
As shown by arrow F4, the washer liquid is spouted, and an effective landing angle can be achieved.

〔Effect of the invention〕

Since the present invention is configured as described above, it produces the effects described below.

The cowl box is covered with a cowl cover that can be opened and closed freely.
A washer nozzle is provided on the cowl cover so that it can move in and out of the storage position and the injection position, and by making the washer nozzle appear and retract in conjunction with the operation of the cowl cover, when the wiper is not in use, it can be placed in the storage position and does not protrude from the cowl cover. , without damaging the car body design, and when using the washer nozzle, the washer nozzle is linked to the operation of the cowl cover and protrudes to the injection position, so it can be sprayed in a wide area without obstacles, and the effective angle of landing can be maintained. It is something that can be taken.

[Brief explanation of the drawing]

1 and 2 are perspective views of an automobile washer device according to an embodiment of the present invention, FIG. 3 is a sectional view taken along line mm in FIG. 2, and FIG. 4 is a sectional view taken along line IV-IV in FIG. 2. 5 is a sectional view showing a conventional cowl cover drive mechanism. 1...Vehicle body, 2...Bonnet, 3...Front window, 4...Cowl cover 5...Washer nozzle, 20...Lever 22...
- Washer liquid pipe, 23... Support bracket, 51... Washer liquid passage, 52... Spray nozzle section, 53... Pin.

Claims (1)

[Claims] (1) The cowl box in front of the front window, where the wiper arm is stored, is covered with a cowl cover so that it can be opened and closed, and a washer nozzle is provided on the surface of the cowl cover so that it can be freely retracted.The washer nozzle is moved upward in conjunction with the opening operation of the cowl cover. An automobile washer device characterized by being provided with an interlocking mechanism for moving the washer.