CN204264105U - A windshield wiper for automobiles - Google Patents

Abstract

The utility model discloses a wiper for car windshield, it includes: hold carrier, inlay card in pairs and install the elastic support who holds on carrier, install in the rubber of elastic support lower extreme and scrape strip and one and be used for the connecting device who is connected with drive wiper digging arm, elastic support include: the first elastic supporting arm fixed at the lower end of the bearing piece, the second elastic supporting arm arranged at the upper end of the rubber scraping strip in a clamping and embedding manner and the elastic connecting arm used for stably connecting the first elastic supporting arm and the second elastic supporting arm are positioned between the first elastic supporting arm and the second elastic supporting arm, so that a space for elastic movement of the rubber scraping strip is formed between the first elastic supporting arm and the second elastic supporting arm. The utility model discloses the result of use is fabulous, can be fit for the drive wiper digging arm of multiple model, and has to connect a great deal of advantage such as firm, the dismouting is simple and convenient, low in production cost, life height.

Description

A windshield wiper for automobiles

Technical field:

The utility model relates to the technical field of wiper products, in particular to a wiper for automobile windshields with stable connection, easy disassembly and excellent use effect.

Background technique:

With the advancement of science and the development of society, people's living standards are constantly improving, and cars have gradually entered ordinary family life and become a means of transportation. In automotive products, the wiper is an essential part.

When the car is driving on a rainy day, when the rain falls on the window glass, the line of sight in front of the car is quickly blocked, and the vehicles, pedestrians and scenery become blurred. At this time, turn on the wiper, and the front of the car will be clear. If you drive a vehicle in rainy days without using the wiper or the wiper breaks down and cannot work normally, it will be very detrimental to driving safety, so the wiper is an essential part of the car. The wiper is mainly used to clean the dust, impurities, rainwater, etc. on the windshield of the car to ensure the driver's vision is clear.

The current wiper includes: a carrier, a pair of elastic brackets snap-fitted on the carrier, a rubber scraper that interferes with the elastic bracket, and a connecting device that is used to drive the movable arm of the wiper. The mounting seat in the connecting device It is short, and its two ends are not formed with connecting parts for installing the carrier, which will make the installation of the connecting device and the carrier and the rubber scraper not stable enough, and the appearance is not beautiful enough.

The elastic support on the current wiper carrier is composed of a single elastic support arm or two separate elastic support arms to form a piece of elastic support arm. It affects the use effect of the rubber scraper.

In addition, the connecting device is composed of a mounting base and a connecting base, and the movable arm of the wiper is fastened by the connecting base to be installed in the mounting base. This structure is only suitable for driving the movable arm of a single type of wiper, which is inconvenient to use. In addition, the bearing part of the current wiper is fixed on the elastic support by glue, which seriously affects the free expansion and contraction of the elastic support, and its water brushing effect is greatly reduced, and the bearing part bonded by glue will age, reducing the wiper. overall service life.

Utility model content:

The purpose of the utility model is to overcome the deficiencies of the prior art, and provide a windshield wiper for automobiles with stable connection, easy disassembly and excellent use effect.

In order to solve the above-mentioned technical problems, the utility model adopts the following technical scheme: a windshield wiper for automobiles, which includes: a carrier, a pair of elastic brackets that are clamped and installed on the carrier, and mounted on the elastic bracket The rubber scraper at the lower end and a connecting device for connecting with the movable arm of the wiper. The elastic bracket includes: a first elastic support arm fixed at the lower end of the carrier, and a second elastic support arm snap-fitted on the upper end of the rubber scraper. The supporting arm and the elastic connecting arm for firmly connecting the first elastic supporting arm and the second elastic supporting arm, the elastic connecting arm is located between the first elastic supporting arm and the second elastic supporting arm, so that the first elastic supporting arm and the second elastic supporting arm A space for elastic movement of the rubber scraper is formed between the two elastic support arms.

Furthermore, in the above technical solution, the upper end of the rubber scraper is provided with a first slot for fixing the second elastic support arm and a second slot located below the first slot.

Furthermore, in the above technical solution, the elastic connecting arm is arc-shaped, and the middle part of the elastic connecting arm is provided with a positioning hole for fixing and assembling with the first elastic supporting arm, and the clamps formed at both ends of the elastic connecting arm The upper end of the rubber scraper is covered and fixed with the second slot, so that the second elastic support arm is fixedly installed on the rubber scraper.

Furthermore, in the above technical solution, the connecting device includes: a mounting seat fixedly mounted on the elastic support, a connecting seat snap-fitted on the mounting seat, and a pinch plate pivotally connected to the connecting seat.

Further, in the above technical solution, the mounting base includes: a base and a plastic seat sleeved on the base, and a pair of limiting plates are formed on the supporting base, wherein the limiting plate A pivot is arranged between them; a plurality of lugs for fixing the first elastic support arm are formed on the bottom of the support.

Furthermore, in the above technical solution, the bottom of the plastic seat is provided with a bearing groove for accommodating the carrier and the first elastic support arm, and connecting parts for connecting the carrier are formed on both sides of the plastic seat.

Further, in the above technical solution, the upper and lower ends of the connecting seat are respectively formed with a first limiting groove and a second limiting groove, and the connecting seat is provided with an "R"-shaped groove that communicates with the second limiting groove. the embedding slot.

Further, in the above technical solution, a pivoting groove is provided at the right end of the connecting seat, a buckling groove is arranged at the left end of the connecting seat, and a guiding groove is formed above the buckling groove.

Furthermore, in the above technical solution, the buckle plate includes a main body and a shielding portion formed on the side of the main body, an opening and protrusions located on both sides of the right end of the main body and matching with the pivotal groove are provided on the main body , the right side of the body is provided with a blocking strip; the inner wall of the shielding part is also symmetrically formed with a buckling protrusion that matches the buckle groove.

After adopting the above technical solution, the utility model has the following beneficial effects compared with the prior art:

1. The connecting device in the utility model is composed of a mounting seat, a connecting seat snap-fitted on the mounting seat, and a buckle plate pivotally connected to the connecting seat. The connecting device drives the wiper through the connecting seat and the buckle plate. The movable arm is installed in the mount. This structure is suitable for various models of movable arms for driving wipers, and is very convenient to use.

2. The elastic support in the utility model is composed of the first elastic support arm, the second elastic support arm and the elastic connection wall, and the elastic connection arm is installed between the first elastic support arm and the second elastic support arm, so that it is installed on The rubber scraping strip at the lower end of the second elastic support arm has an enlarged space for elastic movement. Such a structure is conducive to the free expansion and contraction of the elastic bracket and the rubber scraping strip, and is more conducive to the rubber scraping strip for brushing water, which improves the use of the utility model. Effect. In addition, such a structure is also convenient for replacing the elastic bracket and the rubber scraper, which saves costs and greatly increases the service life of the wiper.

Description of drawings:

Fig. 1 is the front view of the utility model;

Fig. 2 is a partial enlarged schematic diagram of part A in Fig. 1;

Fig. 3 is the assembly schematic diagram of mounting seat in the utility model;

Fig. 4 is the assembling schematic diagram of connecting seat and buckle plate in the utility model;

Fig. 5 is a partial perspective view of the utility model;

Fig. 6 is a schematic diagram of the assembly of the first elastic support arm and the connecting device in the utility model;

Detailed ways:

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

As shown in Figures 1-5, a windshield wiper for automobiles includes: a carrier 1, an elastic bracket 2 mounted on the carrier 1 in pairs, and a rubber wiper installed at the lower end of the elastic bracket 2 Strip 3 and a connecting device 4 for connecting with the movable arm of the driving wiper.

Specifically, the elastic support 2 includes: a first elastic support arm 21 fixed on the lower end of the bearing member 1, a second elastic support arm 22 snap-fitted on the upper end of the rubber scraper 3, and a first elastic support arm 22 for stably connecting the first elastic support arm. The elastic connecting arm 23 of the supporting arm 21 and the second elastic supporting arm 22, the elastic connecting arm 23 is located between the first elastic supporting arm 21 and the second elastic supporting arm 22, so that the first elastic supporting arm 21 and the second elastic supporting arm A space 20 for elastic movement of the rubber scraper 3 is formed between the arms 22 .

The upper end of the rubber scraper 3 is provided with a first slot 31 for fixing the second elastic support arm 22 and a second slot 32 below the first slot 31 . The elastic connecting arm 23 is arc-shaped, and the middle part of the elastic connecting arm 23 is provided with a positioning hole for fixing and assembling with the first elastic supporting arm 21, and the clamping parts 231 formed at both ends of the elastic connecting arm 23 cover the The upper end of the rubber scraper 3 is buckled and fixed with the second slot 32 , so that the second elastic support arm 22 is fixedly mounted on the rubber scraper 3 .

The connecting device 4 includes: a mounting seat 41 fixedly mounted on the elastic support 2 , a connecting seat 42 snap-fitted on the mounting seat 41 , and a buckle plate 43 pivotally connected to the connecting seat 42 . The mounting base 41 includes: a base 411 and a plastic base 412 sleeved on the base 411. The base 411 extends upwards to form a pair of limiting plates 413, wherein, between the limiting plates 413 A pivot 414 is provided; the bottom of the support 411 is formed with a plurality of protruding pieces 416 for fixing the first elastic support arm 21 .

The bottom of the plastic seat 412 is provided with a bearing groove for accommodating the carrier 1 and the first elastic support arm 21 , and a connecting portion 415 for connecting the carrier 1 is formed on both sides of the plastic seat 412 . The upper and lower ends of the connecting seat 42 are respectively formed with a first limiting groove 421 and a second limiting groove 422, and the connecting seat 42 is provided with an "R"-shaped embedding groove communicating with the second limiting groove 422 423. The right end of the connection base 42 is provided with a pivot slot, the left end of the connection base 42 is provided with a buckle slot 425 , and a guide slot 424 is formed above the buckle slot 425 .

The buckle plate 43 includes a main body 431 and a shielding portion 432 formed on the side of the main body 431. An opening 433 and protrusions located on both sides of the right end of the main body 431 and matching with the pivotal slot are arranged on the main body 431. The main body 431 is provided with a blocking bar 434 on the right; the inner wall of the shielding part 432 is also symmetrically formed with a buckling protrusion 435 that matches the buckling groove 425 .

When the utility model is assembled and used, the first elastic support arm 21 in the elastic bracket 2 is inserted into the bearing groove provided at the bottom of the plastic seat 412, and the tab 416 at the bottom of the support 411 is buckled on the first elastic support arm 21 , so that the first elastic support arm 21 is firmly assembled with the connecting device 4 . The second elastic support arm 22 is inserted into the first slot 31 of the rubber scraper 3 . The middle part of the elastic connecting arm 23 is provided with a positioning hole for fixed assembly with the first elastic supporting arm 21 , and the second elastic supporting arm 22 is stably installed on the lower end of the first elastic supporting arm 21 through the positioning hole. The clamping part 231 formed at both ends of the elastic connecting arm 23 covers the upper end of the rubber scraper 3, and is snapped and fixed with the second slot 32, so that the second elastic support arm 22 is fixedly installed on the rubber scraper 3 . The interlocking slot 423 in the shape of an “R” in the connecting base 42 is snap-fitted on the pivot 414 in the mounting base 41 . The protrusions on both sides of the right end of the main body 431 of the buckle plate 43 are embedded in the pivot joint grooves at the right end of the connecting seat 42 , so that the buckle plate 43 is pivotally connected to the connecting seat 42 . When the pinch plate 43 is overturned, the blocking strip 434 at the right end of the pinch plate 43 conflicts with the right end of the connecting seat 42 and stops. The locking protrusion 435 provided on the blocking portion 432 of the buckle plate 43 slides through the inwardly recessed guide groove 424 at the left end of the connecting seat 42 and enters into the locking groove 425 at the left end of the connecting seat 42 .

The connecting device 4 of the utility model installs the movable arm of the driving wiper in the mounting seat 41 through the connecting seat 42 and the buckle plate 43. This structure is suitable for various types of movable arms of the driving wiper, and is very convenient to use.

Of course, the above descriptions are only specific embodiments of the utility model, and are not intended to limit the implementation scope of the utility model. Should be included in the utility model patent scope.

Claims (9)

1. A windshield wiper for automobiles, comprising: a carrier (1), an elastic support (2) mounted on the carrier (1) in pairs, A rubber wiper strip (3) and a connecting device (4) for connecting with the movable arm of the driving wiper, characterized in that: The elastic support (2) includes: a first elastic support arm (21) fixed on the lower end of the carrier (1), a second elastic support arm (22) snap-fitted on the upper end of the rubber scraper (3) and The elastic connecting arm (23) for firmly connecting the first elastic supporting arm (21) and the second elastic supporting arm (22), the elastic connecting arm (23) is located between the first elastic supporting arm (21) and the second elastic supporting arm Between (22), a space (20) for elastic movement of the rubber scraper (3) is formed between the first elastic support arm (21) and the second elastic support arm (22). 2. A windshield wiper for automobiles according to claim 1, characterized in that: the upper end of the rubber scraper strip (3) is provided with a second elastic support arm (22) for fixing. A card slot (31) and a second card slot (32) located below the first card slot (31). 3. A windshield wiper for automobiles according to claim 2, characterized in that: the elastic connecting arm (23) is arc-shaped, and the middle part of the elastic connecting arm (23) is provided with a The positioning hole for the fixed assembly of the first elastic support arm (21), the clamping part (231) formed at both ends of the elastic connecting arm (23) is covered on the upper end of the rubber scraper (3), and is connected with the second clip The groove (32) is buckled and fixed, so that the second elastic support arm (22) is fixedly installed on the rubber scraper (3). 4. A wiper blade for automobile windshield according to claim 1, characterized in that: the connecting device (4) comprises: a mounting base (41) fixedly installed on the elastic bracket (2), A connecting seat (42) snap-fitted on the mounting seat (41) and a pinch plate (43) pivotally connected to the connecting seat (42). 5. A windshield wiper for automobiles according to claim 4, characterized in that: said mounting base (41) comprises: a base (411) and a base sleeved on the base (411) A plastic seat (412), the support (411) extends upwards to form a pair of limiting plates (413), wherein a pivot (414) is arranged between the limiting plates (413); the support ( 411) The bottom is also formed with a plurality of protrusions (416) for fixing the first elastic support arm (21). 6. A windshield wiper for automobiles according to claim 5, characterized in that: the bottom of the plastic seat (412) is provided with a carrier (1) and a first elastic support arm ( 21) Bearing slots, forming connecting parts (415) for connecting the bearing parts (1) on both sides of the plastic seat (412). 7. A windshield wiper for automobiles according to claim 4, characterized in that: the upper and lower ends of the connecting seat (42) are respectively formed with a first limiting groove (421) and a second limiting groove. Position slot (422), the connecting seat (42) is provided with an "R"-shaped interlocking slot (423) communicating with the second limiting slot (422). 8. A windshield wiper for automobiles according to claim 7, characterized in that: the right end of the connecting seat (42) is provided with a pivot groove, and the left end of the connecting seat (42) is provided with a buckle groove (425), a guide groove (424) is also formed above the buckle groove (425). 9. A windshield wiper for automobiles according to claim 8, characterized in that: the gusset (43) comprises a body (431) and a shielding portion formed on the side of the body (431) (432), the main body (431) is provided with an opening (433) and protrusions located on both sides of the right end of the main body (431) and matched with the pivot joint groove, and a blocking strip (434) is provided on the right side of the main body (431); The inner wall of the shielding part (432) is also symmetrically formed with a buckling protrusion (435) matched with the buckling groove (425).