JPH06298043A - Magnetic joint type wiper device - Google Patents

Abstract

PURPOSE:To improve safety operation in a wiper for vehicle by mounting a motor and a driving rotation magnet part on the cabin surface of a windshield glass by a cabin contact part, and installing a driven rotating shaft provided with a wiper member and a driven rotation magnet part on the cabin outer surface of the windshield glass by an outer contact part for interlocking both of them with each other. CONSTITUTION:This magnetic joint type wiper 1 is provided with a cabin contact 4 and a cabin outer contact part 7. The cabin contact part 4 is provided with a driving motor 5 and a driving rotation magnet part 6 and is brought into contact with the cabin surface 3A of a windshield glass 3. The cabin outer contact part 7 is of one touch type and is brought into contact with the outer surface 3B of the windshield glass 3, and is provided with a driven rotating shaft 8, a driven rotation magnet part 9 and a wiper member 10A. The driven rotation magnet part 9 rotates with the rotation of the driving rotation magnet part 6 by the driving motor 5 to reciprocate the wiper member 10A by a prescribed angle for wiping.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION The present invention relates to a general vehicle,
Generally, the present invention relates to a wiper device which is not equipped with a wiper device and which is fixed to a rear window glass surface in a one-touch manner to wipe the outer surface of the window glass.

[0002]

2. Description of the Related Art Conventionally, in a general vehicle, a windshield is equipped with a windshield wiper device, but a rear windshield or the like is not equipped with a wiper device. Visibility is blocked, which is not desirable for safe driving. In addition, if the wiper device equipped on the front window glass fails, it may be impossible to operate because the front view is not ensured on a rainy day.

[0003]

SUMMARY OF THE INVENTION Therefore, in the present invention, a wiper device can be attached to a window glass requiring wiping by a simple means so as to secure a field of view necessary for safe driving. This is a technical issue to be solved.

[0004]

The means for solving the above-mentioned problems is to attach the magnet-joint type wiper device to the vehicle-side surface of the window glass to be wiped of the vehicle by one-touch method. And a motor which is fixed to the contact portion on the passenger compartment side and in which the drive shaft reciprocates in the forward and reverse directions by a required angle.
And a drive rotating magnet attached to the drive shaft of the motor so that the magnetic pole surface of the north pole or the south pole is close to the surface of the window glass to be wiped close to the vehicle compartment, and the outer surface of the window glass. A one-touch outer contact portion, a driven rotary shaft supported by the outer contact portion, and a driven rotary shaft attached to the base end portion of the driven rotary magnet relative to the magnetic pole surface. A wiper having a driven rotary magnet that has magnetic pole surfaces attracting each other and is driven to rotate as the drive rotary magnet rotates, and a wiper member that has one end fixed to the driven rotary shaft and wipes the outer surface of the window glass. -To be configured with a body.

[0005]

According to the magnet joint type wiper device having the above construction, the drive rotating magnet is wiped by the drive rotating magnet by contacting the vehicle-cabin-side contact portion with the vehicle-cabin-side surface of the window glass to be wiped of the vehicle. Close to the vehicle interior side surface. On the other hand, the outer contact portion is attached to the outer surface of the window glass so that the driven rotation magnet faces the magnetic pole surface of the drive rotation magnet and the wiper member comes into contact with the outer surface of the window glass for wiping. In this state, when the motor is reciprocally rotated in the forward and reverse directions by the required angle, the drive rotary magnet attached to the drive shaft of the motor is also reciprocally rotated in the forward and reverse directions by the required angle, and thus the suction is performed. Since the driven rotary magnet in the state is similarly rotated, the wiper member wipes the outer surface of the window glass as the driven rotary shaft is reciprocally rotated by the required angle.

[0006]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, an embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a partially sectional side view schematically showing the structure of a magnet joint type wiper device. Figure 1
As shown in FIG. 1, a magnet joint type wiper device 1
Is a surface 3A on the vehicle interior side of the window glass 3 to be wiped by the vehicle 2.
The one-touch type passenger compartment side contact portion 4, the drive motor 5 fixed to the passenger compartment side contact portion 4, and the tip of the drive shaft 5A of the drive motor 5 The drive rotating magnet portion 6 attached to the outer periphery, the outer attachment portion 7 that is attached to the outer surface of the window glass 3 of the vehicle 2 to be wiped by one-touch type, and the driven portion supported by the outer attachment portion 7. The rotation shaft 8 has a magnetic pole surface attached to the base end portion of the driven rotation shaft 8 and attracting each other in opposition to the magnetic pole surface of the drive rotation magnet portion 6, and thus the drive rotation magnet portion 6 rotates. One end of the driven rotary magnet portion 9 which is driven to rotate and the other end of the driven rotary shaft 8 are fixed, and the outer surface 3B of the window glass 3 is wiped by contacting the outer surface 3B of the window glass 3. And a wiper body 10 having a wiper member 10A.

FIG. 2 is a sectional view showing a main part of the magnet joint type wiper device 1. As shown in FIG.
The vehicle-cabin-side contact portion 4 which is one-touch-welded to the vehicle-cabin-side surface 3A of the window glass 3 is provided at the base end portion of the circular drive-side fixed magnet case 11 made of an insulating material. The motor cover 5B of the drive motor 5 is fixed. Also, a circular groove 11 formed at the tip of the case 11
A drive side fixed magnet 12 having an S pole as a magnetic pole end surface is fitted to A.

On the other hand, the outer contact portion 7 which is contacted with the outer surface 3B of the window glass 3 by a one-touch method has an inner diameter at the base end portion of the driven rotary side fixed magnet case 13 formed of an insulating material in a circular shape. A bearing metal 14 is fitted on the surface, and the driven rotary shaft 8 is pivotally supported on the bearing metal 14. Also, a circular groove 13 formed at the tip of the case 13
A driven side fixed magnet 15 having an N pole as a magnetic pole end surface is fitted to A. Therefore, since the driving side fixed magnet 12 and the driven side fixed magnet 15 are magnetically attracted to each other with the window glass 3 sandwiched therebetween, the vehicle interior side contact portion 4 and the outer contact portion 7 are attached to the window glass 3 in a one-touch manner. It can be attached to any position.

Next, the drive rotating magnet portion 6 attached to the tip of the drive shaft 5A of the drive motor 5 is a tip portion of a circular drive rotating magnet case 16 formed of an insulating material. A circular groove 16A is formed in the groove 16A, and a drive rotating magnet 17 having an S pole as a magnetic pole end surface is fitted in the groove 16A.
There is a slight gap between the magnetic pole end surface of the drive rotary magnet 17 and the surface of the window glass 3.

The driven rotary magnet portion 9 attached to the driven rotary shaft 8 has a circular groove 18A formed at the tip of a circular driven rotary magnet case 18 made of an insulating material. A driven rotary magnet 19 having an N pole as a magnetic pole end surface is fitted in the groove 18A. There is a slight gap between the magnetic pole end surface of the driven rotary magnet 19 and the surface of the window glass 3.

Therefore, the driving rotary magnet 17 and the driven rotary magnet 19 are magnetically jointed to each other through the window glass 3 and the air gap, and the driving rotary magnet portion 6 is rotated by the driving motor 5 at a predetermined angle in the forward and reverse directions. When it is reciprocally rotated, the driven rotary magnet 19 is also rotated in the same direction accordingly, so that the driven rotary magnet portion 9 is reciprocally rotated by the required angle in the forward and reverse directions.

In FIG. 3, the driving side fixed magnet 12, the driving rotation magnet 17, the driven side fixed magnet 15 and the driven rotation magnet 19 which are attached to the window glass 3 are provided in the grooves of the respective cases. It is the front view which showed the state with which each case was fitted.

According to the magnet joint type wiper device 1 configured as described above, the vehicle-cabin-side contact portion 4 and the outer-portion-side contact portions 4 and 3 are attached to the inner surface 3A and the outer surface 3B of the window glass 3 to be wiped. When the contact portion 7 is arranged so as to face each other, the drive-side fixed magnet 12 and the driven-side fixed magnet 15 attract each other, so that the vehicle interior side contact portion 4 and the outer contact portion 7 are magnetically connected. Fixed. As a result, since the driving rotary magnet 17 and the driven rotary magnet 19 are magnetically joined,
When drive power is supplied to the drive motor 5 from a power source (not shown), the drive motor 5 is configured to be reciprocally rotated in the forward and reverse directions by a predetermined angle. Since the drive rotary magnet 17 is rotated accordingly, the driven rotary magnet 1
9 is also rotated in the same direction, and the driven rotary magnet portion 9 is reciprocally rotated in the forward and reverse directions by a predetermined angle. Therefore, the wiper main body 10 attached to the driven rotary shaft 8 is reciprocally rotated, and the wiper
The member 10A wipes the outer surface 3B of the window glass 3.

[0014]

As described above, according to the present invention, a window glass which is not equipped with a wiper device of a vehicle, or even when the wiper device is equipped with a window glass, if the wiper device fails, Since the window glass can be attached to the window glass in a one-touch manner, it is possible to wipe the window glass that needs to be wiped, and it is possible to secure the field of view necessary for safe driving and the like.

[Brief description of drawings]

FIG. 1 is a partially sectional side view schematically showing the structure of a magnet joint type wiper device.

FIG. 2 is a side sectional view showing a main part of a magnet joint type wiper device.

FIG. 3 is a front view showing an arrangement of each magnet of the magnet joint type wiper device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Magnet joint type wiper device 2 Vehicle 3 Window glass 4 Vehicle interior side contact part 5 Drive motor 6 Drive rotation magnet part 7 Outside contact part 8 Driven rotary shaft 9 Driven rotary magnet part 10 Wiper body 12 Drive Side fixed magnet 15 driven side fixed magnet 17 drive rotating magnet 19 driven rotating magnet

Claims (1)

[Claims] 1. A vehicle-cabin-side contact portion for one-touch attachment to a vehicle-window-side surface of a window glass to be wiped of a vehicle, and a drive shaft fixed in the vehicle-cabin-side contact portion in forward and reverse directions. A motor mounted on the drive shaft of the motor so that the motor reciprocally rotates by a required angle and the magnetic pole surface of the N pole or the S pole is close to the surface of the window glass to be wiped, which is closer to the passenger compartment. A rotary magnet, an outer contact portion for contacting the outer surface of the window glass with a one-touch method, a driven rotation shaft supported by the outer contact portion, and a driven end attached to the base end portion of the driven rotation shaft. A driven rotary magnet that has magnetic pole surfaces that attract each other in opposition to the magnetic pole surface of the drive rotary magnet, and that is driven to rotate as the drive rotary magnet rotates, and one end of which is fixed to the driven rotary shaft and is outside the window glass. A wiper body having a wiper member for wiping the surface A magnet joint type wiper device characterized by the above.