CN208216665U - A kind of minicar reversing face rain brush - Google Patents

Abstract

The utility model discloses a windshield wiper for a miniature car, which comprises a solar charging mechanism, a worm gear reduction mechanism, a first crank, a four-bar linkage mechanism, a first swing arm, a second swing arm, a first wiper blade, The second wiper blade and a fixed bracket; the solar charging mechanism includes a solar panel, a photovoltaic controller, a storage battery and a motor, and the worm gear reduction mechanism is connected with the motor through a coupling; the four-bar linkage mechanism includes The first long rod, the second long rod, the first short rod, the second short rod and the second crank; the first wiper blade and the second wiper blade are respectively connected with the first swing arm and the The second swing arm is hingedly connected; the fixed bracket is fixedly installed on the lower part of the rear mirror of the car, and the left and right sides of the fixed bracket are provided with drainage channels, and the drainage channels are gradually inclined from top to bottom. The windshield wiper for the rear mirror of the mini car has simple structure, easy manufacture, low cost, low energy consumption and good defogging effect.

Description

A kind of windshield wiper for rear mirror of mini car

technical field

The utility model belongs to the field of auto parts, in particular to a rear mirror wiper for a miniature car.

Background technique

When driving in rainy weather, water droplets adhere to the surface of the rearview mirror, which will deform the object reflected by the mirror and mislead the judgment of the distance between vehicles, causing serious trouble to the driver. In severe cases, the following consequences will also occur : When parking in rainy days, the car cannot be parked in the corresponding parking space accurately, and may even cause friction with other cars, causing unnecessary economic losses; when the car is driving in rainy weather, especially at the turning of the road, Traffic accidents caused by not being able to see the vehicles behind. Therefore be badly in need of providing a kind of windshield brush that can prevent automobile rear-view mirror from being blocked by rainwater, snow water and mist in the weather of rain, snow and fog.

Utility model content

In order to solve the above technical problems, the utility model provides a rear mirror wiper for a miniature car.

The utility model is realized through the following technical solutions:

A kind of mini car rear mirror wiper, including solar charging mechanism, worm gear reduction mechanism, first crank, four-bar linkage mechanism, first swing arm, second swing arm, first wiper blade, second wiper blade and fixing brackets;

The solar charging mechanism includes a solar panel, a photovoltaic controller, a storage battery and a motor, the solar panel is electrically connected to the photovoltaic controller, the photovoltaic controller is electrically connected to the storage battery, and the storage battery is connected to the storage battery. The motor is electrically connected, and the worm gear reduction mechanism is connected to the motor through a coupling;

The four-bar linkage mechanism includes a first long rod, a second long rod, a first short rod, a second short rod and a second crank; one end of the first crank is fixedly connected to the worm gear reduction mechanism, and the first The other end of a crank is fixedly connected to the first long rod; the two ends of the second crank are respectively hingedly connected to the end of the first long rod and the end of the second long rod; The other end of the rod is hingedly connected to the lower part of the first short rod, and the other end of the second long rod is hingedly connected to the lower part of the second short rod; the first wiper blade and the second wiper blade are respectively hingedly connected to the first swing arm and the second swing arm; the first swing arm and the second swing arm are hingedly connected to the upper part of the first short rod and the second short rod respectively the upper part of the fixed bracket; the fixed bracket is fixedly installed on the lower part of the rear-view mirror of the car, and the upper part of the first short rod and the upper part of the second short rod are fixedly installed on the fixed bracket; the left and right sides of the fixed bracket are arranged The drainage channel is gradually inclined from top to bottom.

Further, in the above technical solution, both the first wiper blade and the second wiper blade include an internal structure, and the internal structure includes an outer shell and a wiper strip; the outer shell An installation groove is included, the scraper rubber strip is fixedly installed inside the installation groove, and the plane of the scraper rubber strip facing the outside of the installation groove is flush with the edge of the installation groove.

Further, in the above technical solution, the bending angles of the first wiper blade and the second wiper blade are the same as those of the mirror surface of the automobile rear mirror.

Further, in the above technical solution, the four-bar linkage mechanism is used to drive the swing of the first swing arm and the second swing arm and further drive the swing of the first wiper blade and the second wiper blade , the swing range of the first wiper blade and the second wiper blade is 0° to 110°

The beneficial effects of the utility model are:

(1) The windshield wiper device of the mini car described in the utility model can prevent that in the weather of rain, snow and fog, the rear mirror of the car is blocked by rainwater, snow water and mist, which affects the driver's observation of the surroundings of the car body and the sight line behind the car, Avoid potential driving hazards caused by poor driver's vision in extreme weather;

(2) The windshield wiper device for the rear mirror of the mini-car described in the utility model is simple in structure, easy to manufacture, low in cost, low in energy consumption and good in defogging effect;

(3) The windshield wiper for the mini car described in the utility model utilizes a solar charging mechanism, utilizes solar power to supply power, saves conventional energy, and is environmentally friendly.

Description of drawings

Below in conjunction with accompanying drawing and specific implementation method, the utility model is described in further detail.

Fig. 1 is the structure schematic diagram of the windshield wiper of described miniature car.

In the figure: 1. Solar charging mechanism; 2. Worm gear reduction mechanism; 4. First crank; 5. First long rod; 6. Second long rod; 7. First short rod; 8. Second short rod; 9. The first swing arm; 10. The second swing arm; 11. The first wiper blade; 12. The second wiper blade; 13. The fixed bracket; 14. The drainage channel.

Detailed ways

The technical solution of the utility model is clearly and completely described below in conjunction with the accompanying drawings and embodiments.

Example 1

As shown in Figure 1, a kind of windshield wiper device of miniature car, comprises solar charging mechanism 1, worm gear reduction mechanism 2, first crank 4, four-bar linkage mechanism, first swing arm 9, second swing arm 10, The first wiper blade 11, the second wiper blade 12 and the fixing bracket 13;

The solar charging mechanism 1 includes a solar panel, a photovoltaic controller, a storage battery and a motor, the solar panel is electrically connected to the photovoltaic controller, the photovoltaic controller is electrically connected to the storage battery, and the storage battery is connected to the storage battery. The motor is electrically connected, and the worm gear reduction mechanism 2 is connected with the motor through a shaft coupling;

The four-bar linkage mechanism includes a first long rod 5, a second long rod 6, a first short rod 7, a second short rod 8, and a second crank; one end of the first crank 4 is fixedly connected to the worm gear reducer mechanism 2, the other end of the first crank 4 is fixedly connected to the first long rod 5; the two ends of the second crank are respectively connected to the end of the first long rod 5 and the The ends are hingedly connected; the other end of the first long rod 5 is hingedly connected to the bottom of the first short rod 7, and the other end of the second long rod 6 is hingedly connected to the bottom of the second short rod 8; The first wiper blade 11 and the second wiper blade 12 are hingedly connected to the first swing arm 9 and the second swing arm 10 respectively; the first swing arm 9 and the second swing arm 10 are respectively hingedly connected to the upper part of the first short rod 7 and the upper part of the second short rod 8; The upper part of the second short rod 8 is fixedly installed on the fixed bracket 13; the left and right sides of the fixed bracket 13 are provided with drainage channels 14, and the drainage channels 14 are gradually inclined from top to bottom.

Further, in the above technical solution, both the first wiper blade 11 and the second wiper blade 12 include an internal structure, and the internal structure includes an outer shell and a wiper strip; the outer layer The housing includes a mounting groove, the scraper rubber strip is fixedly installed in the installation groove, and the plane of the scraper rubber strip facing the outside of the installation groove is flush with the edge of the installation groove.

Preferably, the scraper rubber strip is made by using NR, CR or EPDM as the base material and adding a coating formula.

The wiper made of the above materials can effectively remove rainwater, snow and dirt; it can work at high temperature (80 degrees Celsius above zero) and low temperature (30 degrees below zero Celsius); it can resist corrosion by acids, alkalis, salts and other harmful substances.

Further, in the above technical solution, the bending angles of the first wiper blade 11 and the second wiper blade 12 are the same as those of the rear mirror.

Further, in the above technical solution, the four-bar linkage mechanism is used to drive the first swing arm 9 and the second swing arm 10 to swing and then drive the first wiper blade 11 and the second wiper blade The water blade 12 swings, and the swing range of the first wiper blade 11 and the second wiper blade 12 is 0° to 110°.

Working state: the mini car rear mirror wiper described in this application works through the solar charging mechanism 1 to convert solar energy into electrical energy and store it in the battery, and can supply power to the motor. When the motor is turned on, the The wiper starts to work, and the worm gear reduction mechanism 2 drives the first crank 3 to rotate, and the first crank 3 drives the four-bar linkage mechanism to swing left and right, and further drives the first wiper blade 11 and the second wiper blade 12 swing left and right; the first wiper blade 11 and the second wiper blade 12 can clearly see rainwater or dirt on the rear mirror glass surface while swinging left and right.

The wiper described in the present application is provided with the fixed bracket 13, which not only can ensure the stability of the wiper in the working state, but also the drainage channels 14 located on the left and right sides of the fixed bracket 13 can facilitate the cleaning of the wiper blade. The water or other dirt on the mirror surface of the rear-view mirror of the car is discharged.

The wiper described in the present application also includes an automatic reset device, the automatic reset device is electrically connected to the motor, and when the motor is turned off, the automatic reset device can automatically restore the wiper device to the bottom of the rear mirror The edge will not block the picture of the rear mirror and affect the driver's sight.

Through the technical solutions described in the above-mentioned embodiments, the windshield wiper device for the mini car rear mirror described in the utility model can prevent the rear mirror of the car from being blocked by rain, snow and fog in rainy, snowy and foggy weather, which affects the observation of the car driver. The sight around the body and behind the car avoids potential driving hazards caused by poor driver’s sight in extreme weather; at the same time, the structure is simple, easy to manufacture, low cost, low energy consumption, and good defogging effect; using solar charging mechanism, The use of solar energy for power supply saves conventional energy and is environmentally friendly.

The above is only a preferred specific implementation method of the utility model, but the scope of protection of the utility model is not limited thereto. The equivalent replacement or change of the new technical solution and the concept of the utility model shall be covered by the protection scope of the utility model.

Claims (4)

1. A miniature car rear mirror wiper is characterized in that: comprising a solar charging mechanism, a worm gear reduction mechanism, a first crank, a four-bar linkage mechanism, a first swing arm, a second swing arm, and the first wiper blade , the second wiper blade and the fixed bracket; The solar charging mechanism includes a solar panel, a photovoltaic controller, a storage battery and a motor, the solar panel is electrically connected to the photovoltaic controller, the photovoltaic controller is electrically connected to the storage battery, and the storage battery is connected to the storage battery. The motor is electrically connected, and the worm gear reduction mechanism is connected to the motor through a coupling; The four-bar linkage mechanism includes a first long rod, a second long rod, a first short rod, a second short rod and a second crank; one end of the first crank is fixedly connected to the worm gear reduction mechanism, and the first The other end of a crank is fixedly connected to the first long rod; the two ends of the second crank are respectively hingedly connected to the end of the first long rod and the end of the second long rod; The other end of the rod is hingedly connected to the lower part of the first short rod, and the other end of the second long rod is hingedly connected to the lower part of the second short rod; the first wiper blade and the second wiper blade are respectively hingedly connected to the first swing arm and the second swing arm; the first swing arm and the second swing arm are hingedly connected to the upper part of the first short rod and the second short rod respectively the upper part of the fixed bracket; the fixed bracket is fixedly installed on the lower part of the rear-view mirror of the car, and the upper part of the first short rod and the upper part of the second short rod are fixedly installed on the fixed bracket; the left and right sides of the fixed bracket are arranged The drainage channel is gradually inclined from top to bottom. 2. The windshield wiper for the rear mirror of a mini car according to claim 1, characterized in that: the first wiper blade and the second wiper blade both include an internal structure, and the internal structure includes an outer shell and a scraper rubber strip; the outer shell includes a mounting groove, the scraper rubber strip is fixedly installed inside the installation groove, and the scraper rubber strip faces the plane outside the installation groove and the flush with the edges of the mounting grooves described above. 3. The windshield wiper for the rear mirror of a mini car according to claim 2, characterized in that: the bending angles of the first wiper blade and the second wiper blade are the same as those of the mirror surface of the rear mirror of the car. 4. The mini car rear mirror wiper according to claim 1, characterized in that: the four-bar linkage mechanism is used to drive the first swing arm and the second swing arm to swing and then drive the first swing arm to swing. The wiper blade and the second wiper blade swing, and the swing range of the first wiper blade and the second wiper blade is 0° to 110°.