CN220298457U

CN220298457U - Wiper strip structure of windscreen wiper

Info

Publication number: CN220298457U
Application number: CN202322035642.2U
Authority: CN
Inventors: 解善成; 王年
Original assignee: Jiangsu Ashkadun Automotive Products Co ltd
Current assignee: Jiangsu Ashkadun Automotive Products Co ltd
Priority date: 2023-08-01
Filing date: 2023-08-01
Publication date: 2024-01-05
Anticipated expiration: 2033-08-01

Abstract

The utility model discloses a wiper strip structure of a wiper, which relates to the technical field of automobile parts and comprises a wiper body plastic part, wherein a rubber wiper strip body is arranged at the bottom end of the wiper body plastic part, a rotary seat is fixed at the top end of the wiper body plastic part, a knob extending to the top of the rotary seat is rotated in the rotary seat, a plurality of groups of outer rubber ratchets are fixed on the inner wall of the rotary seat, a plurality of groups of inner rubber ratchets which are clamped with the outer rubber ratchets are fixed on the side wall of the knob, and a winding wire is wound below the plurality of groups of inner rubber ratchets on the side wall of the knob. According to the utility model, by rotating the knob, two groups of winding wires wound at the bottom end of the knob are gradually wound, and under the mutual matching of the winding disc and the eccentric disc, the eccentric disc can extrude the two groups of connecting strips to be tightly attached to the inner wall of the plastic part of the windscreen wiper body, so that the internal existing interval of the connecting strips can be shortened, the abnormal sound rate of the windscreen wiper body can be reduced, the service life of the windscreen wiper body is greatly prolonged, and meanwhile, the problem of incomplete water stain scraping and washing caused by the existing gap is avoided.

Description

Wiper strip structure of windscreen wiper

Technical Field

The utility model relates to the technical field of automobile parts, in particular to a wiper strip structure of a windscreen wiper.

Background

The wiper blade is an important accessory arranged on a windshield, and has the function of sweeping rain, snow and dust which obstruct the sight on the windshield glass, so that the wiper blade has an important function on driving safety, and the wiper blade is generally a vacuum wiper blade, an electric wiper blade and a wiper blade with an electric control unit;

the existing wiper blade and the rubber wiper strip are usually designed integrally, the damaged wiper blade is required to be replaced, the wiper blade assembly is usually manually replaced by a person, and a fastening structure is arranged between the inside of the wiper blade and the vehicle connecting piece.

In the long-time use process of the existing windscreen wiper, abrasion is easy to occur to the rubber scraping strip inside the windscreen wiper, particularly rubber between the windscreen wiper body and the position rubber is easy to generate gaps between the windscreen wiper body and the position rubber, abnormal sound in the scraping and washing process can be caused if the windscreen wiper with gaps is continuously used, and the problem that local water stains cannot be completely scrubbed is solved, so that the service life of the windscreen wiper is greatly reduced.

Disclosure of Invention

Based on the above, an object of the present utility model is to provide a wiper strip structure for a wiper to solve the technical problems set forth in the background above.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a wiper strip structure, includes wiper body working of plastics, wiper body working of plastics bottom is provided with rubber and scrapes the strip body, wiper body working of plastics top is fixed with the swivel mount, the inside knob that extends to its top that rotates of swivel mount, the swivel mount inner wall is fixed with multiunit outer rubber ratchet, the knob lateral wall is fixed with multiunit and outer rubber ratchet looks block's inner rubber ratchet, the knob lateral wall is located multiunit inner rubber ratchet below winding and has winding wire, wiper body working of plastics inside rotation has the winding disc, and winding wire other end winding in winding disc lateral wall, winding disc bottom mounting has the eccentric disc, rubber is scraped strip body top and is fixed with two sets of connecting strips, and two sets of connecting strips and eccentric disc lateral wall contact.

As a preferable technical scheme of the wiper strip structure of the windscreen wiper, a plurality of groups of wear-resistant blocks are fixed on the side wall of the knob above a plurality of groups of inner rubber ratchets, and the plurality of groups of wear-resistant blocks are distributed in an annular array.

As a preferable technical scheme of the wiper strip structure of the windscreen wiper, a plurality of groups of inner rubber ratchets are distributed in an annular array, and a plurality of groups of outer rubber ratchets are distributed on the inner wall of a swivel base in an annular array.

As a preferred technical scheme of the wiper strip structure of the utility model, the two groups of connecting strips are symmetrically arranged about the transverse central axis of the rubber wiper strip body, and the other side of the connecting strip is contacted with the inner wall of the plastic part of the wiper strip body.

As an optimized technical scheme of the wiper strip structure of the windscreen wiper, a plurality of groups of wiping elements are fixed at the bottom end of the rubber wiper strip body, the plurality of groups of wiping elements are distributed at the bottom end of the rubber wiper strip body at equal intervals, a plurality of groups of water guide elements are fixed at one side of the bottom end of the rubber wiper strip body at the plurality of groups of wiping elements, and the plurality of groups of water guide elements are distributed at equal intervals.

As a preferable technical scheme of the wiper strip structure of the utility model, the top end of the plastic part of the wiper body is fixed with a fastening structure, and the fastening structure is positioned at one side of the swivel base.

In summary, the utility model has the following advantages:

according to the utility model, by rotating the knob, two groups of winding wires wound at the bottom end of the knob are gradually wound, and under the mutual matching of the winding disc and the eccentric disc, the eccentric disc can extrude the two groups of connecting strips to be tightly attached to the inner wall of the plastic part of the windscreen wiper body, so that the internal existing interval of the connecting strips can be shortened, the abnormal sound rate of the windscreen wiper body can be reduced, the service life of the windscreen wiper body is greatly prolonged, and meanwhile, the problem of incomplete water stain scraping and washing caused by the existing gap is avoided.

Drawings

Fig. 1 is a front perspective view of a wiper blade of the present utility model;

fig. 2 is a top view of a plastic member of a wiper body according to the present utility model;

FIG. 3 is an enlarged partial cross-sectional view of the FIG. 2A of the present utility model;

FIG. 4 is a top view of a swivel mount and knob connection of the present utility model;

FIG. 5 is a front view of a rubber scraper body of the present utility model;

FIG. 6 is an enlarged view of a portion of B of FIG. 5 in accordance with the present utility model;

fig. 7 is a front perspective view of the rubber scraper bar of the present utility model.

In the figure: 1. a wiper body plastic member; 2. a rubber scraper body; 21. a connecting strip; 22. a scraping and washing piece; 23. a water guide; 3. a buckle structure; 4. rotating base; 5. a knob; 6. a winding disc; 7. an eccentric disc; 8. winding a wire; 9. inner rubber ratchet teeth; 10. an outer rubber ratchet.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.

1-7, including wiper body plastic part 1, wiper body plastic part 1 bottom is provided with rubber and scrapes strip body 2, wiper body plastic part 1 top is fixed with swivel mount 4, swivel mount 4 inside rotates has the knob 5 that extends to its top, swivel mount 4 inner wall is fixed with multiunit outer rubber ratchet 10, knob 5 lateral wall is fixed with multiunit and outer rubber ratchet 10 looks block inner rubber ratchet 9, knob 5 lateral wall is located multiunit inner rubber ratchet 9 below and twines wire 8, wiper body plastic part 1 inside rotates has twine 6, and twine the wire 8 other end twines in twine 6 lateral wall, twine 6 bottom and be fixed with eccentric disc 7, rubber and scrape strip body 2 top is fixed with two sets of connecting strips 21, and two sets of connecting strips 21 contact with eccentric disc 7 lateral wall;

the knob 5 lateral wall is located multiunit inner rubber ratchet 9 top and is fixed with multiunit wear-resisting piece, and multiunit wear-resisting piece is annular array distribution, and multiunit inner rubber ratchet 9 is annular array distribution, and multiunit outer rubber ratchet 10 is annular array distribution in swivel mount 4 inner wall, and two sets of connecting strips 21 set up with the horizontal axis symmetry of rubber scraping strip body 2, and connecting strip 21 opposite side and wiper body working of plastics 1 inner wall contact.

When abnormal sound appears in the wiper, the accessible rotates knob 5, can drive its bottom winding wire 8 and tighten up then, and the winding dish 6 of winding wire 8 other end winding this moment can be under the pulling of winding wire 8, then rotate around the contact position department with wiper body working of plastics 1, then drive the eccentric disk 7 rotation of winding wire 8 bottom fixed, can push two sets of connecting strips 21 that rubber wiper strip body 2 top is fixed and wiper body working of plastics 1 inner wall hugs closely, and the inner rubber ratchet 9 of knob 5 lateral wall can contact with the outer rubber ratchet 10 that the swivel mount 4 inner wall set up simultaneously, take place elastic deformation, and deformation resets when the separation, can block with next set of outer rubber ratchet 10 mutually, play automatic spacing's effect, can avoid having the clearance and the abnormal sound that leads to because of between connecting strip 21 and the wiper body working of plastics 1, prolonged its life greatly.

Referring to fig. 5-7, a plurality of groups of scraping and washing members 22 are fixed at the bottom end of the rubber scraping and washing member 2, the plurality of groups of scraping and washing members 22 are equidistantly distributed at the bottom end of the rubber scraping and washing member 2, a plurality of groups of water guiding members 23 are fixed at one side of the plurality of groups of scraping and washing members 22 at the bottom end of the rubber scraping and washing member 2, the plurality of groups of water guiding members 23 are equidistantly distributed, a buckling structure 3 is fixed at the top end of the plastic member 1 of the windscreen wiper body, and the buckling structure 3 is located at one side of the swivel base 4.

The arrangement of the scraping and washing piece 22 can effectively clean water stains at the end part of the automobile windshield, and the arrangement of the plurality of groups of water guide pieces 23 plays a role in guiding rainwater, can split partial water stains, can enlarge the brushing area, and ensures that brushing is cleaner.

When the novel windscreen wiper is used, two groups of winding wires 8 which are wound at the bottom end of the knob 5 can be gradually wound by rotating the knob 5, the eccentric disc 7 can squeeze the two groups of connecting strips 21 to be tightly attached to the inner wall of the windscreen wiper body plastic part 1 under the mutual cooperation of the winding disc 6 and the eccentric disc 7, the internal space of the novel windscreen wiper can be shortened, the abnormal sound rate of the novel windscreen wiper can be reduced, the service life of the novel windscreen wiper is greatly prolonged, and the problem that water stains are scraped and washed incompletely due to the existing clearance is avoided.

Although embodiments of the utility model have been shown and described, the detailed description is to be construed as exemplary only and is not limiting of the utility model as the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and modifications, substitutions, variations, etc. may be made in the embodiments as desired by those skilled in the art without departing from the principles and spirit of the utility model, provided that such modifications are within the scope of the appended claims.

Claims

1. The utility model provides a wiper strip structure, includes wiper body working of plastics (1), its characterized in that: the novel windscreen wiper is characterized in that a rubber scraping strip body (2) is arranged at the bottom end of the windscreen wiper body plastic part (1), a rotary seat (4) is fixed at the top end of the windscreen wiper body plastic part (1), a knob (5) extending to the top of the rotary seat (4) is rotated inside, multiple groups of outer rubber ratchets (10) are fixed on the inner wall of the rotary seat (4), multiple groups of inner rubber ratchets (9) clamped with the outer rubber ratchets (10) are fixed on the side wall of the knob (5), a winding wire (8) is wound below the multiple groups of inner rubber ratchets (9), a winding disc (6) is rotated inside the windscreen wiper body plastic part (1), the other end of the winding wire (8) is wound on the side wall of the winding disc (6), an eccentric disc (7) is fixed at the bottom end of the winding disc (6), and two groups of connecting strips (21) are fixed on the top end of the rubber scraping strip body (2) and are contacted with the side wall of the eccentric disc (7).

2. The wiper strip structure of claim 1, wherein: a plurality of groups of wear-resistant blocks are fixed above the plurality of groups of inner rubber ratchets (9) on the side wall of the knob (5), and the plurality of groups of wear-resistant blocks are distributed in an annular array.

3. The wiper strip structure of claim 1, wherein: the inner rubber ratchets (9) are distributed in an annular array, and the outer rubber ratchets (10) are distributed on the inner wall of the rotary seat (4) in an annular array.

4. The wiper strip structure of claim 1, wherein: the two groups of connecting strips (21) are symmetrically arranged relative to the transverse central axis of the rubber wiper strip body (2), and the other side of the connecting strips (21) is in contact with the inner wall of the plastic part (1) of the wiper body.

5. The wiper strip structure of claim 1, wherein: the rubber scraping strip comprises a rubber scraping strip body (2), wherein a plurality of groups of scraping and washing pieces (22) are fixed at the bottom end of the rubber scraping strip body (2), the plurality of groups of scraping and washing pieces (22) are distributed at the bottom end of the rubber scraping strip body (2) at equal intervals, a plurality of groups of water guide pieces (23) are fixed at one side of the plurality of groups of scraping and washing pieces (22) at the bottom end of the rubber scraping strip body (2), and the plurality of groups of water guide pieces (23) are distributed at equal intervals.

6. The wiper strip structure of claim 1, wherein: the top end of the plastic part (1) of the windscreen wiper body is fixedly provided with a buckling structure (3), and the buckling structure (3) is positioned on one side of the swivel base (4).