CN112277886A

CN112277886A - Long service life's car wiper

Info

Publication number: CN112277886A
Application number: CN202011343563.2A
Authority: CN
Inventors: 方建华
Original assignee: Zhejiang Boxinhan Auto Parts Co ltd
Current assignee: Zhejiang Boxinhan Auto Parts Co ltd
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-01-29

Abstract

The invention discloses an automobile windscreen wiper with long service life, which comprises a transmission mechanism and a heat dissipation mechanism, wherein the left side of the back surface of the transmission mechanism is fixedly connected with the heat dissipation mechanism, and the top of the transmission mechanism is fixedly connected with a wiper mechanism; the mounting panel openly fixedly connected with motor cover, fixedly connected with boss between motor cover outer wall and the mounting panel openly, motor cover middle part fixedly connected with motor, motor front side fixedly connected with carousel, the carousel is close to the first rotation round pin of edge fixedly connected with. This long service life's car wiper, through the drive mechanism who sets up, the wiper carries out the during operation, and motor output shaft directly drives the carousel and rotates, through the continuous change position of first rotation round pin pulling carriage release lever and movable rod and angle, then drive the horizontal pole at the cooperation of dead lever and control quick travel to can make the swing of wiper main part of wiper mechanism, reach the purpose of striking off the raindrop and the dust that are attached to on the vehicle windshield.

Description

Long service life's car wiper

Technical Field

The invention relates to the technical field of automobile parts, in particular to an automobile windscreen wiper with long service life.

Background

A wiper, also called a wiper, a wiper blade, or a windshield wiper, is a device for wiping off raindrops and dust attached to a windshield of a vehicle, so as to improve visibility of a driver and increase driving safety. Because of legal requirements, almost all motor vehicles come with wipers. The rear windows of vehicles such as hatchbacks and recreational vehicles are also equipped with wipers. In addition to automobiles, other transportation means are provided with wipers such as trains, trams, and the like. Some engineering machines, such as cranes, etc., are also equipped with wipers.

The power source of the windscreen wiper comes from a motor, and the power source is the core of the whole windscreen wiper system. The quality requirements of wiper motors are rather high. It adopts a direct current permanent magnet motor, and a wiper motor arranged on a front windshield is generally integrated with a worm and gear mechanical part. The worm gear mechanism has the functions of reducing speed and increasing torque, an output shaft of the worm gear mechanism drives the four-bar mechanism, and continuous rotary motion is changed into left-right swinging motion through the four-bar mechanism.

When the motor is driven to drive the wiper to work, the motor output end is not directly acted on the wiper, but the worm and worm gear is matched to achieve power transmission, so that the worm and worm gear are meshed with each other and rubbed to be worn and easily damaged in the long-term use process, meanwhile, most of the automobile wiper is arranged in an automobile engine compartment, the high temperature in the engine compartment easily causes the aging of the wiper, the service life is shortened, and meanwhile, the wiper main body is exposed outside for a long time and is easy to age, and the aim of scraping raindrops and dust attached to the windshield of an automobile can not be normally achieved, so that the automobile wiper with long service life is required to be invented.

Disclosure of Invention

The invention aims to provide an automobile windscreen wiper with long service life, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the automobile windscreen wiper with the long service life comprises a windscreen wiper mechanism, a transmission mechanism and a heat dissipation mechanism, wherein the heat dissipation mechanism is fixedly connected to the left side of the back face of the transmission mechanism, and the windscreen wiper mechanism is fixedly connected to the top of the transmission mechanism.

The transmission mechanism comprises a first rotating pin, a rotary table, a motor sleeve, a reinforcing block, a mounting plate, a positioning block, a second rotating pin, a transverse rod, a fixed rod, a movable rod, a rotating block and a third rotating pin, wherein the motor sleeve is fixedly connected to the front surface of the mounting plate, the reinforcing block is fixedly connected between the outer wall of the motor sleeve and the front surface of the mounting plate, the motor is fixedly connected to the middle part of the motor sleeve, the rotary table is fixedly connected to the front side of the motor, the rotary table is fixedly connected with the first rotating pin close to the edge, the movable rod and the movable rod are rotatably connected to the middle part of the first rotating pin, the movable rod is hinged to the two ends of the movable rod, the fixed rod is hinged to the top end of the movable rod, the transverse rod is hinged to the two ends of the fixed rod, the, the middle part of the rotating block is rotatably connected with a second rotating pin, and the rear end of the second rotating pin is fixedly connected with a positioning block.

Preferably, the number of the moving rods is two, and the moving rods are distributed at two ends of the fixed rod and the moving rod in parallel.

Preferably, the motor is provided with an output shaft, and the output shaft of the motor is fixedly connected with the middle part of the turntable.

Preferably, heat dissipation mechanism includes a heat dissipation section of thick bamboo, bracing piece, motor cover, motor, radiator fan, fixed block and dust-proof net, be close to back fixedly connected with dust-proof net in the heat dissipation section of thick bamboo, the inside fixedly connected with fixed block in heat dissipation section of thick bamboo middle part, the inboard fixedly connected with bracing piece of fixed block, bracing piece one end fixedly connected with motor cover, motor cover middle part fixedly connected with motor, motor front side fixedly connected with radiator fan.

Preferably, the front surface of the motor sleeve is fixedly connected with a mounting plate, and the mounting plate is provided with heat dissipation holes corresponding to the motor sleeve.

Preferably, the motor sleeve and the heat dissipation cylinder have the same circle center, and the motor sleeve is communicated with the heat dissipation cylinder through the heat dissipation hole.

Preferably, the windshield wiper mechanism includes windshield wiper main part, inserted sheet, fastening hole, socket, stuck point, screw hole, socket and stuck point hole, the socket has been seted up at the socket middle part, the socket has seted up the screw hole in the bottom of socket, the socket has seted up the stuck point hole in the both sides of socket, the socket passes through the socket inserted sheet of pegging graft, the inserted sheet corresponds the screw hole and has seted up the fastening hole, the inserted sheet both sides correspond stuck point hole fixedly connected with stuck point, inserted sheet top fixedly connected with windshield wiper main part.

Preferably, the socket is clamped with the clamping points through clamping point pits, and the clamping points are densely distributed on two sides of the inserting sheet at equal intervals.

Preferably, the number of the sockets is two, and the sockets are symmetrically distributed on the socket.

Preferably, bolts are arranged in the fastening holes and the bolt holes, and the socket is connected with the bolts through the bolt holes and the bolts.

Compared with the prior art, the invention has the beneficial effects that:

1. this long service life's car wiper, through the drive mechanism who sets up, the wiper carries out the during operation, motor output shaft directly drives the carousel and rotates, through the continuous change position of first round pin pulling carriage release lever and movable rod and angle, then drive the horizontal pole at the cooperation of dead lever and control quick travel, thereby can make wiper mechanism's windshield wiper main part swing, reach the purpose of striking off raindrop and dust attached to on the vehicle windshield, the effectual transmission that reaches power through the cooperation of worm and worm wheel of having solved, consequently, worm and worm wheel intermeshing friction and then wearing and tearing in long-term use, the problem of easy damage.

2. This long service life's car wiper, through the heat dissipation mechanism that sets up, the wiper carries out the during operation, and the wiper in engine compartment part reaches radiator fan through motor work and rotates, and is mobile through the air to the louvre cools off the wiper heat dissipation, can effectually guarantee that the wiper carries out work under normal operational environment, has avoided the ageing of high temperature acceleration wiper, the effectual life who prolongs the wiper.

3. This long service life's car wiper, wiper main part through setting up, when the wiper main part is installed to needs, directly insert the inserted sheet in the socket of socket, the stuck point through the inserted sheet both sides and the stuck point hole joint of socket, thereby reach the quick installation of wiper main part, simultaneously in screwing up to screw hole and fastening hole through the bolt, further reach the fastening purpose of wiper main part, make the wiper main part be convenient for maintain and change, can effectively guarantee to reach the purpose of striking off the raindrop and the dust that adhere to on vehicle windshield normally.

4. This long service life's car wiper, dead lever through setting up, movable rod and carriage release lever, can drive the carousel when rotating at the motor, the dead lever, movable rod and carriage release lever become unstable quadrangle, drive the dead lever through first rotating pin when the motor, the unstable quadrangle one corner that movable rod and carriage release lever formed removes, thereby can drive the dead lever under the condition that changes the angle and remove, and then drive the horizontal pole and remove, the purpose that rain point and dust on attaching to vehicle windshield are struck off to reach the wiper that can be simple quick.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic diagram of a left side sectional structure of a part of the transmission mechanism and the heat dissipation mechanism;

FIG. 3 is a schematic sectional view taken in front of the connection between the transmission mechanism and the wiper mechanism;

FIG. 4 is a schematic view of the structure of the cut-out blade, the cut-out point, etc. at the bottom of the wiper body;

FIG. 5 is a schematic view of the receptacle and drive mechanism mating arrangement taken away;

FIG. 6 is an enlarged view of the structure at A in FIG. 3;

fig. 7 is a schematic front structure diagram of the transmission mechanism.

In the figure: 1. a wiper mechanism; 11. a wiper main body; 12. inserting sheets; 13. a fastening hole; 14. a socket; 15. sticking points; 16. a threaded hole; 17. a socket; 18. a click pit 2 and a transmission mechanism; 21. a first rotation pin; 211. a turntable; 22. a motor; 23. a motor cover; 231. a reinforcing block; 232. mounting a plate; 24. positioning blocks; 241. a second rotation pin; 25. a cross bar; 26. fixing the rod; 261. a movable rod; 262. a travel bar; 27. rotating the block; 271. a third rotation pin; 3. a heat dissipation mechanism; 31. a heat-dissipating cylinder; 32. a support bar; 33. heat dissipation holes; 34. a motor housing; 35. a motor; 36. a heat radiation fan; 37. a fixed block; 38. a dust-proof net.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: the automobile windscreen wiper with the long service life comprises a windscreen wiper mechanism 1, a transmission mechanism 2 and a heat dissipation mechanism 3, wherein the heat dissipation mechanism 3 is fixedly connected to the left side of the back face of the transmission mechanism 2, and the windscreen wiper mechanism 1 is fixedly connected to the top of the transmission mechanism 2.

The transmission mechanism comprises a first rotating pin 21, a rotating disc 211, a motor 22, a motor sleeve 23, a reinforcing block 231, a mounting plate 232, a positioning block 24, a second rotating pin 241, a cross rod 25, a fixed rod 26, a movable rod 261, a movable rod 262, a rotating block 27 and a third rotating pin 271, wherein the front surface of the mounting plate 232 is fixedly connected with the motor sleeve 23, the reinforcing block 231 is fixedly connected between the outer wall of the motor sleeve 23 and the front surface of the mounting plate 232, the motor 22 is fixedly connected with the middle part of the motor sleeve 23, the rotating disc 211 is fixedly connected with the front side of the motor 22, the first rotating pin 21 is fixedly connected with the rotating disc 211 close to the edge, the movable rod 262 and the movable rod 261 are rotatably connected with the middle part of the first rotating pin 21, the movable rods 262 and 262 are hinged with the two ends of the movable rod 261, the fixed rod 26 are hinged with the top end 262 of the movable rod 262, the two ends of the, the middle part of the rotating block 27 is rotatably connected with a second rotating pin 241, the rear end of the second rotating pin 241 is fixedly connected with a positioning block 24, two moving rods 262 are arranged on the two ends of a fixed rod 26 and a moving rod 261, the output shaft of the motor 22 is installed, the middle part of a rotary disc 211 is fixedly connected with the output shaft of the motor 22, when the windscreen wiper works, the output shaft of the motor 22 directly drives the rotary disc 211 to rotate, the first rotating pin 21 pulls the moving rod 262 and the moving rod 261 to change positions and angles continuously, and then the fixed rod 26 is matched with the cross rod 25 to drive the cross rod 25 to move left and right quickly, so that the main body 11 of the windscreen wiper 1 can swing, the aim of scraping rain spots and dust attached to the windscreen of a vehicle is achieved, the problem of achieving power transmission through the matching of worm gears is effectively solved, and the worm gears are mutually engaged and rubbed to, easy problem of damaging, through the dead lever 26 that sets up, movable rod 261 and carriage release lever 262, can drive the carousel 211 when rotating at motor 22, dead lever 26, movable rod 261 and carriage release lever 262 become unstable quadrangle, drive dead lever 26 through first rotating pin 21 when motor 22, the unstable quadrangle one corner removal that movable rod 261 and carriage release lever 262 formed, thereby can drive under the condition that changes the angle that dead lever 26 removes, and then drive horizontal pole 25 and remove, the purpose of rain point and dust attached to on the vehicle windshield is scraped to the wiper that can be simple quick.

The heat dissipation mechanism 3 comprises a heat dissipation cylinder 31, a support rod 32, a motor sleeve 34, a motor 35, a heat dissipation fan 36, a fixed block 37 and a dust-proof net 38, the dust-proof net 38 is fixedly connected in the heat dissipation cylinder 31 close to the back, the fixed block 37 is fixedly connected in the middle of the heat dissipation cylinder 31, the support rod 32 is fixedly connected on the inner side of the fixed block 37, the motor sleeve 34 is fixedly connected at one end of the support rod 32, the motor 35 is fixedly connected in the middle of the motor sleeve 34, the heat dissipation fan 36 is fixedly connected on the front side of the motor 35, a mounting plate 232 is fixedly connected on the front side of the motor sleeve 31, a heat dissipation hole 33 is formed in the mounting plate 232 corresponding to the motor sleeve, the motor sleeve 23 and the heat dissipation cylinder 31 have the same circle center, the motor sleeve 23 is communicated with the heat dissipation cylinder 31 through the, through the air flow to louvre 33 dispels the heat the cooling with the wiper, can work under normal operational environment by effectual assurance wiper, avoided high temperature to accelerate the ageing of wiper, the effectual life who prolongs the wiper.

The windshield wiper mechanism 1 comprises a windshield wiper main body 11, two inserting pieces 12, a fastening hole 13, a socket 14, clamping points 15, threaded holes 16, an inserting hole 17 and clamping point pits 18, wherein the middle part of the socket 14 is provided with the inserting hole 17, the bottom of the inserting hole 17 is provided with the threaded hole 16 of the socket 14, the two sides of the inserting hole 17 are provided with the clamping point pits 18 of the socket 14, the socket 14 is provided with the clamping point pits 18 of the inserting piece 12 through the inserting hole 17, the inserting piece 12 is provided with the fastening hole 13 corresponding to the threaded hole 16, the two sides of the inserting piece 12 are fixedly connected with the clamping points 15 corresponding to the clamping point pits 18, the socket 14 is fixedly connected with the windshield wiper main body 11 through the clamping point pits 18, the clamping points 15 are equidistantly and densely distributed on the two sides of the inserting piece 12, the two inserting holes 17 are symmetrically distributed on the socket 14, the fastening holes 13 and the bolt holes 16, directly insert the inserted sheet 12 in the socket 17 of socket 14, the stuck point 15 through inserted sheet 12 both sides and the stuck point hole 18 joint of socket 14 to reach the quick installation of windshield wiper main part 11, simultaneously in screwing up to screw hole 16 and fastening hole 13 through the bolt, further reach the fastening purpose of windshield wiper main part 11, make the windshield wiper main part 11 be convenient for maintain and change, can effectively guarantee to reach the purpose of scraping raindrop and dust attached to on the vehicle windshield normally.

When the windscreen wiper is used, the output shaft of the motor 22 directly drives the rotary disc 211 to rotate, the rotary disc 211 drives the fixed rod 26, the movable rod 261 and the movable rod 262 to form an unstable quadrilateral one-angle movement through the first rotating pin 21, so that the fixed rod 26 can be driven to move left and right under the condition of changing the angle, and further the transverse rod 25 is driven to move left and right quickly, so that the windscreen wiper main body 11 of the windscreen wiper mechanism 1 can swing, the purpose of scraping raindrops and dust attached to the windscreen of a vehicle is achieved, the windscreen wiper in the engine compartment part can work through the motor 35 to achieve the rotation of the radiating fan 36, the windscreen wiper can be cooled through the radiating holes 33 through air flow, the windscreen wiper can be effectively ensured to work under the normal working environment, when the windscreen wiper main body 11 is required to be installed, the inserting piece 12 is directly inserted into the inserting hole 17 of the socket 14, and is clamped with the clamping, thereby reach the quick installation of windshield wiper main part 11, screw up to screw hole 16 and fastening hole 13 in through the bolt simultaneously, further reach the fastening purpose of windshield wiper main part 11 for the maintenance and the change of being convenient for of windshield wiper main part 11 can effectively guarantee to reach the purpose of striking off the raindrop and the dust that are attached to on the vehicle windshield normally.

In summary, through the transmission mechanism 2, when the wiper works, the output shaft of the motor 22 directly drives the rotary table 211 to rotate, the first rotating pin 21 pulls the movable rod 262 and the movable rod 261 to change positions and angles continuously, and then the fixed rod 26 is matched to drive the cross rod 25 to move left and right quickly, so that the wiper body 11 of the wiper mechanism 1 can swing, the purpose of scraping raindrops and dust attached to the windshield of a vehicle is achieved, and the problem that the worm and the worm gear are mutually engaged and rubbed to be worn and easily damaged in the long-term use process is effectively solved; through the arranged heat dissipation mechanism 3, when the windscreen wiper works, the windscreen wiper at the engine compartment part works through the motor 35 to achieve the rotation of the heat dissipation fan 36, and the windscreen wiper is cooled through the heat dissipation holes 33 through air flow, so that the windscreen wiper can be effectively guaranteed to work under a normal working environment, the high-temperature accelerated ageing of the windscreen wiper is avoided, and the service life of the windscreen wiper is effectively prolonged; through the arranged wiper main body 11, when the wiper main body 11 needs to be installed, the inserting piece 12 is directly inserted into the socket 17 of the socket 14, and the clamping points 15 on the two sides of the inserting piece 12 are clamped with the clamping point pits 18 of the socket 14, so that the wiper main body 11 is quickly installed, and meanwhile, the wiper main body 11 is screwed into the threaded hole 16 and the fastening hole 13 through bolts, so that the fastening purpose of the wiper main body 11 is further achieved, the wiper main body 11 is convenient to maintain and replace, and the purpose of normally scraping rain spots and dust attached to the windshield of a vehicle can be effectively guaranteed; through the dead lever 26 that sets up, movable rod 261 and carriage release lever 262, can drive the carousel 211 at motor 22 and rotate the time, dead lever 26, movable rod 261 and carriage release lever 262 become unstable quadrangle, drive dead lever 26 through first rotating pin 21 when motor 22, the unstable quadrangle one corner removal that movable rod 261 and carriage release lever 262 formed, thereby can drive under the condition that changes the angle and remove about dead lever 26, and then drive horizontal pole 25 and remove, the mesh of rain point and dust on attaching to vehicle windshield is scraped to reach the wiper that can be simple quick.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a long service life's car wiper, includes wiper mechanism (1), drive mechanism (2) and heat dissipation mechanism (3), its characterized in that: the left side of the back face of the transmission mechanism (2) is fixedly connected with a heat dissipation mechanism (3), and the top of the transmission mechanism (2) is fixedly connected with a wiper mechanism (1);

the transmission mechanism comprises a first rotating pin (21), a turntable (211), a motor (22), a motor sleeve (23), a reinforcing block (231), a mounting plate (232), a positioning block (24), a second rotating pin (241), a cross rod (25), a fixed rod (26), a movable rod (261), a movable rod (262), a rotating block (27) and a third rotating pin (271), wherein the front surface of the mounting plate (232) is fixedly connected with the motor sleeve (23), the reinforcing block (231) is fixedly connected between the outer wall of the motor sleeve (23) and the front surface of the mounting plate (232), the middle part of the motor sleeve (23) is fixedly connected with the motor (22), the front side of the motor (22) is fixedly connected with the turntable (211), the turntable (211) is close to the edge and fixedly connected with the first rotating pin (21), and the middle part of the first rotating pin (21) is rotatably connected with the movable rod (262) and the movable rod (, activity pole (261) both ends hinge has carriage release lever (262), carriage release lever (262) top hinge has dead lever (26), dead lever (26) both ends hinge has horizontal pole (25), horizontal pole (25) both ends are rotated and are connected with third rotating pin (271), third rotating pin (271) rear end fixedly connected with turning block (27), turning block (27) middle part is rotated and is connected with second rotating pin (241), second rotating pin (241) rear end fixedly connected with locating piece (24).

2. The automotive wiper blade of claim 1, further comprising: the number of the movable rods (262) is two, and the two movable rods are distributed at two ends of the fixed rod (26) and the movable rod (261) in parallel.

3. The automotive wiper blade of claim 1, further comprising: an output shaft is installed on the motor (22), and the middle of the rotary table (211) is fixedly connected with the output shaft of the motor (22).

4. The automotive wiper blade of claim 1, further comprising: radiating mechanism (3) are including heat dissipation cylinder (31), bracing piece (32), motor cover (34), motor (35), radiator fan (36), fixed block (37) and dust separation net (38), be close to back fixedly connected with dust separation net (38) in heat dissipation cylinder (31), the inside fixedly connected with fixed block (37) in heat dissipation cylinder (31) middle part, inboard fixedly connected with bracing piece (32) of fixed block (37), bracing piece (32) one end fixedly connected with motor cover (34), motor cover (34) middle part fixedly connected with motor (35), motor (35) front side fixedly connected with radiator fan (36).

5. The automotive wiper blade of claim 4, further comprising: the motor cover (31) openly fixedly connected with mounting panel (232), louvre (33) have been seted up to mounting panel (232) corresponding to the motor cover.

6. The automotive wiper blade of claim 4, further comprising: the motor sleeve (23) and the heat dissipation cylinder (31) have the same circle center, and the motor sleeve (23) is communicated with the heat dissipation cylinder (31) through the heat dissipation holes (33).

7. The automotive wiper blade of claim 1, further comprising: wiper mechanism (1) includes wiper main part (11), inserted sheet (12), fastening hole (13), socket (14), stuck point (15), screw hole (16), socket (17) and stuck point hole (18), socket (14) middle part has seted up socket (17), socket (14) bottom at socket (17) has seted up screw hole (16), stuck point hole (18) have been seted up in socket (14) both sides of socket (17), socket (14) are through inserted sheet (12) of socket (17) grafting, inserted sheet (12) correspond screw hole (16) and have seted up fastening hole (13), inserted sheet (12) both sides correspond stuck point hole (18) fixedly connected with stuck point (15), inserted sheet (12) top fixedly connected with wiper main part (11).

8. The automotive wiper blade of claim 7, further comprising: the socket (14) is clamped with the clamping points (15) through the clamping point pits (18), and the clamping points (15) are densely distributed on two sides of the inserting sheet (12) at equal intervals.

9. The automotive wiper blade of claim 7, further comprising: the number of the jacks (17) is two, and the jacks are symmetrically distributed on the socket (14).

10. The automotive wiper blade of claim 7, further comprising: bolts are arranged in the fastening holes (13) and the bolt holes (16), and the socket (14) is connected with the bolts through the bolt holes (16).