CN217892769U

CN217892769U - Durable linkage rod for automobile windscreen wiper

Info

Publication number: CN217892769U
Application number: CN202221825013.9U
Authority: CN
Inventors: 梁从帅
Original assignee: Wenzhou Junyuan Auto Parts Co ltd
Current assignee: Wenzhou Junyuan Auto Parts Co ltd
Priority date: 2022-07-14
Filing date: 2022-07-14
Publication date: 2022-11-25
Anticipated expiration: 2032-07-14

Abstract

The utility model discloses a durable car windscreen wiper gangbar in car windscreen wiper technical field, including spacing, the spacing groove that runs through spacing is all seted up at the both ends of spacing both sides inner wall, and the inside swing joint of spacing has the gangbar body, and the both ends of gangbar body both sides outer wall all weld along the gliding spacing post of spacing groove, and the both ends of gangbar body top outer wall all weld the pinion rack. The utility model discloses when the gangbar body removes about the inside of spacing seat, spacing post along spacing groove slip fine promotion the stability when the gangbar body removes, and the gangbar body drives pinion rack meshing gear and removes for can drive the windscreen wiper pendulum swing during the gear bilateral rotation, and slider along polished rod sliding connection in the inside of spout, the spring can play fine buffering to the slider that removes about following the polished rod, has promoted the gangbar body simultaneously and has removed the in-process stability at spacing seat inside.

Description

Durable automobile windscreen wiper linkage rod

Technical Field

The utility model relates to a car windscreen wiper technical field specifically is durable car windscreen wiper gangbar.

Background

Wiper blades are common body accessories of automobiles, are mainly used for wiping off rainwater on windshield glass in rainy days and are also used for washing the windshield glass. The power source of the wiper blade comes from the motor, which is the core of the whole wiper blade system.

In the prior art, the screws of the automobile wiper linkage rod are easy to loosen along with long-time swinging, so that the stability of the wiper linkage rod during transmission is influenced, the service life of the linkage rod is shortened, and the use effect of the wiper is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a durable car windscreen wiper gangbar to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme:

durable car windscreen wiper gangbar, including spacing seat, the spacing groove that runs through spacing seat is all seted up at the both ends of spacing seat both sides inner wall, just the inside swing joint of spacing seat has the gangbar body, the gliding spacing post along the spacing groove is all welded at the both ends of gangbar body both sides outer wall, just the pinion rack has all been welded at the both ends of gangbar body top outer wall, spacing seat is close to the both ends of pinion rack and all has the gear through pivot swing joint, just mesh between gear and the pinion rack, the flat key is connected with the windscreen wiper pendulum in the pivot that the gear runs through spacing seat.

As a further aspect of the present invention: the transmission case is installed through the bolt to the one end of spacing seat, just install servo motor through the bolt on the outer wall of one side of transmission case.

As a further aspect of the present invention: the flat key is connected with the runner on the output of transmission case, just the welding has the projection on the one side outer wall that the transmission case was kept away from to the runner, there is the connecting rod outside of projection through bearing swing joint, just the other end that the projection was kept away from to the connecting rod is swing joint through between bearing and the spacing post.

As the utility model discloses further scheme again: the inside of transmission case has the worm wheel through bearing swing joint, just servo motor's output parallel key is connected with the worm that meshes mutually with the worm wheel, servo motor's the other end is kept away from to the worm passes through bearing swing joint on the inside wall of transmission case, just be the transmission between the output of worm wheel and transmission case and be connected.

As a further aspect of the present invention: the limiting seat is characterized in that a sliding groove is formed in the center of the inner wall of the bottom of the limiting seat, a polished rod is welded at the axis of the sliding groove, a sliding block is sleeved outside the polished rod, and the sliding block is fixedly connected with the linkage rod body.

As a further aspect of the present invention: and springs are welded at the axes of the two ends of the sliding block and are sleeved outside the polished rod.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, through the gangbar body that sets up, when the gangbar body controlled in the inside of spacing seat about, spacing post slided fine promotion the stability when the gangbar body removed along the spacing groove, and the gangbar body drives pinion rack meshing gear and removes for can drive the windscreen wiper pendulum swing during the gear bilateral rotation, novel structure, reasonable in design, the practicality is strong.

2. The utility model discloses in, through the servo motor who sets up, servo motor drives worm meshing worm wheel and rotates, and the worm wheel passes through the output of transmission case and drives the runner rotation, and the runner can pull spacing post through projection and connecting rod and control the removal in the inside of spacing groove for spacing post can drive the gangbar body and remove in the inside of spacing seat, and is rational in infrastructure, and the operation is stable, is fit for promoting.

3. The utility model discloses in, through the slider that sets up, when the gangbar body controlled about the inside of spacing seat, slider along polished rod sliding connection in the inside of spout, and the spring can play fine buffering to the slider that controlled about following the polished rod, has promoted the gangbar body simultaneously and has removed the in-process stability at spacing seat is inside.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic structural view of the linkage rod body of the present invention;

FIG. 3 is a schematic structural view of the transmission case of the present invention;

fig. 4 is a schematic diagram of the structure of the utility model with a part enlarged.

In the figure: 1. a limiting seat; 2. a limiting groove; 3. a transmission case; 4. a servo motor; 5. a rotating wheel; 6. a convex column; 7. a connecting rod; 8. a linkage rod body; 9. a limiting post; 10. a gear; 11. a wiper pendulum; 12. a toothed plate; 13. a chute; 14. a slider; 15. a polish rod; 16. a spring; 17. a worm gear; 18. a worm.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-4, in the embodiment of the utility model, durable car windscreen wiper gangbar, including spacing seat 1, the spacing groove 2 that runs through spacing seat 1 is all seted up at the both ends of spacing seat 1 both sides inner wall, and the inside swing joint of spacing seat 1 has gangbar body 8, the both ends of the outer wall of 8 both sides of gangbar body all weld along the gliding spacing post 9 of spacing groove 2, and the both ends of the outer wall of 8 tops of gangbar body have all welded pinion rack 12, spacing seat 1 is close to the both ends of pinion rack 12 and all has gear 10 through pivot swing joint, and mesh between gear 10 and the pinion rack 12, gear 10 runs through the pivot flat key of spacing seat 1 and is connected with windscreen wiper pendulum 11, when gangbar body 8 removes about the inside of spacing seat 1, spacing post 9 has slided the fine stability when having promoted the body 8 of windscreen wiper and removed along spacing groove 2, and gangbar body 8 drives pinion rack 12 meshing gear 10 and removes, can drive during the rotation of gear 10 swing pendulum 11.

Wherein, one end of the limiting seat 1 is provided with a transmission case 3 through a bolt, and the outer wall of one side of the transmission case 3 is provided with a servo motor 4 through a bolt; the output end of the transmission case 3 is connected with a rotating wheel 5 through a flat key, the outer wall of one side, away from the transmission case 3, of the rotating wheel 5 is welded with a convex column 6, the outer part of the convex column 6 is movably connected with a connecting rod 7 through a bearing, the other end, away from the convex column 6, of the connecting rod 7 is movably connected with a limiting column 9 through a bearing, and the rotating wheel 5 can pull the limiting column 9 to move left and right in the limiting groove 2 through the convex column 6 and the connecting rod 7, so that the limiting column 9 can drive the linkage rod body 8 to move in the limiting seat 1; the interior of the transmission case 3 is movably connected with a worm wheel 17 through a bearing, the output end of the servo motor 4 is in flat key connection with a worm 18 meshed with the worm wheel 17, the other end, far away from the servo motor 4, of the worm 18 is movably connected to the inner side wall of the transmission case 3 through a bearing, the worm wheel 17 is in transmission connection with the output end of the transmission case 3, the servo motor 4 drives the worm 18 to be meshed with the worm wheel 17 to rotate, and the worm wheel 17 drives the rotating wheel 5 to rotate through the output end of the transmission case 3; the center of the inner wall of the bottom of the limiting seat 1 is provided with a sliding chute 13, the axis of the sliding chute 13 is welded with a polished rod 15, the outside of the polished rod 15 is sleeved with a sliding block 14, the sliding block 14 is fixedly connected with the linkage rod body 8, the sliding block 14 is connected inside the sliding chute 13 in a sliding mode along the polished rod 15, and the stability of the linkage rod body 8 in the moving process inside the limiting seat 1 is improved; the springs 16 are welded at the axes of the two ends of the sliding block 14, the springs 16 are sleeved outside the polish rod 15, and the springs 16 can buffer the sliding block 14 moving left and right along the polish rod 15 well.

The utility model discloses a theory of operation is: servo motor 4 drives worm 18 and meshes worm wheel 17 and rotates, worm wheel 17 drives runner 5 through the output of transmission case 3 and rotates, and runner 5 can pull spacing post 9 through projection 6 and connecting rod 7 and control in the inside of spacing groove 2, make spacing post 9 can drive gangbar body 8 and remove in the inside of spacing seat 1, slider 14 is in the inside of spout 13 along polished rod 15 sliding connection, and spring 16 can play fine buffering to slider 14 that removes about along polished rod 15, linkage bar body 8 has been promoted simultaneously at spacing seat 1 inside removal in-process stability, spacing post 9 slides fine stability when having promoted gangbar body 8 and removing along spacing groove 2, and gangbar body 8 drives pinion rack 12 and meshes gear 10 and removes, make can drive windscreen wiper pendulum 11 swing when gear 10 rotates about.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Durable car windscreen wiper gangbar, including spacing seat (1), its characterized in that: spacing groove (2) that run through spacing seat (1) are all seted up at the both ends of spacing seat (1) both sides inner wall, just the inside swing joint of spacing seat (1) has gangbar body (8), both ends of gangbar body (8) both sides outer wall all weld have along gliding spacing post (9) of spacing groove (2), just pinion rack (12) have all been welded at the both ends of gangbar body (8) top outer wall, the both ends that spacing seat (1) is close to pinion rack (12) all have gear (10) through pivot swing joint, just mesh between gear (10) and pinion rack (12), parallel key is connected with windscreen wiper pendulum (11) in the pivot that gear (10) run through spacing seat (1).

2. The durable vehicle wiper linkage of claim 1, wherein: transmission case (3) are installed through the bolt to the one end of spacing seat (1), just install servo motor (4) through the bolt on the outer wall of one side of transmission case (3).

3. The durable automotive wiper linkage of claim 2, wherein: flat key is connected with runner (5) on the output of transmission case (3), just runner (5) are kept away from on the one side outer wall of transmission case (3) the welding have projection (6), there is connecting rod (7) projection (6) outside through bearing swing joint, just the other end that projection (6) were kept away from in connecting rod (7) is swing joint through between bearing and spacing post (9).

4. The durable automotive wiper linkage of claim 2, wherein: the inside of transmission case (3) has worm wheel (17) through bearing swing joint, just the flat key-type connection of output of servo motor (4) has worm (18) with worm wheel (17) engaged with, the other end that servo motor (4) were kept away from in worm (18) passes through bearing swing joint on the inside wall of transmission case (3), just be the transmission between the output of worm wheel (17) and transmission case (3) and be connected.

5. The durable vehicle wiper linkage of claim 1, wherein: the center department of spacing seat (1) bottom inner wall has seted up spout (13), just the axle center department welding of spout (13) has polished rod (15), slider (14) have been cup jointed to the outside of polished rod (15), just be fixed connection between slider (14) and gangbar body (8).

6. The durable automotive wiper linkage of claim 5, wherein: and springs (16) are welded at the axle centers of the two ends of the sliding block (14), and the springs (16) are sleeved outside the polish rod (15).