CN110562204A - rocker arm connecting assembly and windshield wiper - Google Patents

Abstract

the invention discloses a rocker arm connecting assembly and a windscreen wiper, wherein the rocker arm connecting assembly is used for connecting a rocker arm and a rocker arm connecting frame, the rocker arm is provided with a cover part with a U-shaped cross section, the end part of the cover part in the longitudinal direction is provided with a butting part, the bottom end of the transverse side wall of the cover part is provided with a sliding hook, the top wall of the cover part is provided with a hook groove, the connecting seat comprises a connecting seat pivoted on the rocker arm connecting frame, the top wall of the connecting seat is provided with an elastic pressing part with an upward convex hook, the bottom end of the transverse side wall of the connecting seat is provided with a bottom butting wall matched with the sliding hook, the connecting seat is also provided with a circumferential butting wall matched with the butting part, the rocker arm is suitable for longitudinal movement to be assembled into the connecting seat, when the rocker arm is assembled in place, the butting part butts against the circumferential butting wall, the hook is embedded into the. The invention facilitates the connection of the framework and the rocker arm, so that the framework and the rocker arm are firmly connected and are not loosened.

Description

Rocker arm connecting assembly and windshield wiper

Technical Field

the invention relates to a rocker arm connecting assembly and a wiper.

Background

in the past, a wiper is used to remove foreign matters, rain and snow during the driving of an automobile, and to prevent the driver from being obstructed in view ahead, and a motor drives a link device connected by a wiper arm to perform a repeated reciprocating motion in a fan shape; in the windscreen wiper in the prior art, a rocker arm connecting device for connecting a rocker arm is complex, and the phenomenon of looseness is easy to occur after long-time use; in addition, the bending of the scraping strip is limited by a bracket in the wiper, and the scraping strip is not attached to the surface of the automobile glass under the condition that the swinging points of the bracket are not too many, so that the effect of cleaning the glass is poor.

Disclosure of Invention

the technical problem to be solved by the invention is to overcome the defects of the prior art and provide a rocker arm connecting assembly which is convenient for connecting a framework and a rocker arm, so that the framework and the rocker arm are firmly connected and are not loosened.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a rocking arm coupling assembling, it is used for connecting rocking arm and rocking arm link, the rocking arm has the cover portion that the cross section is the U-shaped, the tip on vertical of cover portion is equipped with supports the portion, the bottom of the horizontal lateral wall of cover portion is equipped with the slip hook, be equipped with the hook groove on the roof of cover portion, it includes:

the connecting seat of pin joint on the rocking arm link, be equipped with the elasticity of taking an upwards convex clip on the roof of connecting seat and press the piece, the bottom of the horizontal lateral wall of connecting seat is equipped with and supports the wall with the smooth hook complex end, still be equipped with one on the connecting seat and support the wall with the week of supporting a adaptation, the rocking arm is suitable for longitudinal movement in order to assemble into the connecting seat to when the assembly targets in place, support the portion with week supports the wall and offsets, the clip imbeds in the hook groove, the smooth hook vertically with end supports the wall and offsets.

the rocker arm connecting frame comprises a rocker arm connecting seat connecting part, and the rocker arm connecting seat connecting part comprises two transverse connecting side walls and a hinge shaft connected between the two transverse connecting side walls;

the connecting base is provided with a hinge hole with an inlet opening, and the connecting base is also provided with a slot which is suitable for being inserted into the corresponding transverse connecting side wall in the vertical direction;

when the connecting seat is assembled with the rocker arm connecting frame, the hinge shaft is suitable for being clamped into the hinge hole from the inlet opening, and the transverse connecting side wall is suitable for being vertically inserted into the inserting groove.

The lateral connecting side wall is provided with a first side wing and a second side wing spaced apart from each other in the longitudinal direction, and the insertion groove includes a first insertion groove which is adapted to the first side wing in the lateral direction and is larger in the longitudinal direction than the first side wing so as to be inserted into the first side wing

and a second slot sized to fit the second wing in a lateral direction and sized larger than the second wing in a longitudinal direction to be inserted into the second wing.

Two transverse connecting side walls are respectively provided with a hinge shaft wing, and the hinge shaft is connected between the two hinge shaft wings;

the connecting base is provided with a clamping block which is clamped between the two hinged shaft wings when the connecting base is assembled into the rocker arm connecting frame in place and is used for arranging a hinged hole with an inlet opening.

The present invention also provides a wiper, comprising:

a rocker arm connecting assembly;

the rocker arm is assembled on the rocker arm connecting assembly;

the support is arranged in a longitudinally extending mode and comprises a main body support and at least one elastic sheet which is pivoted to the corresponding end of the main body support in a vertical mode and has a certain swinging freedom degree, and at least one first buckle sheet is arranged on the elastic sheet;

The rocker arm connecting frame is pivoted with the rocker arm connecting assembly and is fixedly connected to the main body bracket;

the middle part of the rotating bracket is pivoted on the main body bracket with a certain swinging freedom degree in the vertical direction, and the rotating bracket is provided with at least one second buckle sheet;

and the scraping strip is buckled by the first buckle sheet and the second buckle sheet from the two transverse sides of the scraping strip.

further, the elastic piece is pivoted to the corresponding end part of the main body bracket through a steering support; wherein the content of the first and second substances,

the steering support comprises a pair of half supports which are transversely connected to clamp the elastic sheet in a transverse mode;

and an elastic sheet pin joint mechanism is arranged between the transverse side wall of the steering support and the corresponding transverse side wall of the main body bracket.

furthermore, the elastic sheet pivoting mechanism comprises an elastic sheet pivoting column and an elastic sheet pivoting hole which are matched and connected with each other through a shaft hole.

further, the rotating bracket is pivoted on the main body bracket through a pivoting support; wherein the content of the first and second substances,

An anti-falling clamping mechanism is arranged between the transverse side wall of the pivoting support and the corresponding transverse side wall of the main body bracket;

and a rotating bracket pivoting mechanism is arranged between the transverse side wall of the pivoting support and the corresponding transverse side wall of the rotating bracket.

further, the anti-falling clamping mechanism comprises:

the clamping hole is arranged on the transverse side wall of the main body bracket and is provided with an opening;

Locate the joint portion on the corresponding horizontal lateral wall of pin joint support, joint portion is suitable for follow the opening part card income the card hole, and the open-ended size is less than the biggest size in order to avoid the card portion of card income card hole breaks away from out the card hole under natural state.

furthermore, an anti-swing structure for preventing the pivoting support from swinging vertically relative to the main body support is arranged between the transverse side wall of the pivoting support and the corresponding transverse side wall of the main body support; wherein, prevent pendulum structure includes:

a baffle groove formed by two baffle walls extending from two sides of the opening;

And the two sides of the check block are provided with matched retaining walls which are suitable for being abutted and matched with the corresponding retaining walls after the clamping portion is clamped into the clamping hole.

further, the rotating support pivoting mechanism comprises a rotating support pivoting column and a rotating support pivoting hole which are connected through a shaft hole in a matched mode.

Furthermore, two ends of the main body bracket are respectively pivoted with an elastic sheet;

and/or the free end of the elastic sheet is provided with a first buckle sheet;

and/or the main body bracket is pivoted with the two rotating brackets, and the two rotating brackets are longitudinally and symmetrically arranged relative to the center of the main body bracket;

and/or two ends of the rotating bracket are respectively provided with a second buckle sheet.

further, the wiper further includes:

The rocker arm connecting frame is also provided with a base plate, the connecting part of the rocker arm connecting seat is connected to the base plate, and the base plate is fixedly connected to the main body bracket;

The outer clamping piece and the inner clamping piece are used for wrapping the corresponding parts of the connecting base plate on the base plate and the main body bracket, the inner clamping piece is connected to the outer clamping piece, and a positioning hole groove which is matched with the connecting part of the rocker arm connecting seat in a positioning mode and exposes the connecting part of the rocker arm connecting seat is formed in the outer clamping piece.

further, the wiper further includes:

The end decorative clamping piece is inserted into the end part of the external clamping piece and covers part of the main body bracket and all the corresponding elastic pieces.

after the technical scheme is adopted, the invention has the following beneficial effects:

1. The movable rocker arm is assembled into the connecting seat, when the movable rocker arm is assembled in place, the abutting part abuts against the circumferential abutting wall to at least limit the vertical movement between the movable rocker arm and the circumferential abutting wall to one side, the clasp is embedded into the hook groove to at least limit the vertical movement between the movable rocker arm and the circumferential abutting wall to the other side, the sliding hook vertically abuts against the bottom abutting wall to limit the vertical upward movement between the movable rocker arm and the sliding hook, the limit of the transverse movement and the vertical downward movement is limited by the hood part and the body part matched with the hood part on the connecting seat, and the connection between the movable rocker arm and the framework is firm and is not loosened.

2. The elastic pieces on the two sides of the main body support can enable the two ends of the scraping strip to swing, the support is rotated to enable the middle part of the scraping strip to swing, and swing points are obviously increased, so that the wiper can be better attached to the car glass, and the effect of cleaning the car glass is improved.

3. The outer clamping piece and the inner clamping piece are used for wrapping the corresponding parts of the base plate and the connecting base plate on the main body bracket from inside and outside, so that the purposes of transverse limiting and vertical limiting are achieved, and the purposes of longitudinal limiting and transverse limiting are achieved by utilizing the positioning hole groove on the outer clamping piece and the positioning matching of the connecting part of the rocker arm connecting seat, so that the phenomenon that the outer clamping piece falls out of the windscreen wiper is avoided.

Drawings

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

Fig. 2 is an exploded view of the assembly of the wiper of the present invention;

FIG. 3 is a perspective view of the subject support of the present invention;

FIG. 4 is a perspective view of the steering mount of the present invention;

FIG. 5 is a perspective view of the pivot mount of the present invention;

FIG. 6 is a perspective view of the rotating bracket of the present invention;

FIG. 7 is a perspective view of the rocker arm attachment bracket of the present invention;

FIG. 8 is a perspective view of a rocker arm of the present invention;

FIG. 9 is a first perspective view of the connecting base of the present invention;

fig. 10 is a second perspective view of the connecting base of the present invention.

Detailed Description

In order that the present invention may be more readily and clearly understood, a more particular description of the invention briefly described above will be rendered by reference to specific embodiments that are illustrated in the appended drawings.

Example one

as shown in fig. 1 ~ 2 and 7 ~ 10, a rocker arm connecting assembly for connecting a rocker arm 10 and a rocker arm connecting frame 6, wherein the rocker arm 10 has a cover portion 10a with a U-shaped cross section, an abutting portion 10b is provided at an end portion of the cover portion 10a in a longitudinal direction, a slide hook 10c is provided at a bottom end of a lateral side wall of the cover portion 10a, and a hook groove 10d is provided on a top wall of the cover portion 10a, and comprises:

the connecting seat 8 is pivoted on the rocker arm connecting frame 6, an elastic pressing piece 81 with an upward convex clasp 81a is arranged on the top wall of the connecting seat 8, a bottom abutting wall 82 matched with the sliding hook 10c is arranged at the bottom end of the transverse side wall of the connecting seat 8, a circumferential abutting wall 83 matched with the abutting portion 10b is further arranged on the connecting seat 8, the rocker arm 10 is suitable for longitudinal movement to be assembled into the connecting seat 8, when the assembly is in place, the abutting portion 10b abuts against the circumferential abutting wall 83, the clasp 81a is embedded into the hook groove 10d, and the sliding hook 10c vertically abuts against the bottom abutting wall 82.

specifically, as shown in fig. 2, 7 ~ 10, the rocker arm connecting frame 6 includes a rocker arm connecting base connecting portion 62, and the rocker arm connecting base connecting portion 62 includes two lateral connecting side walls 62a and a hinge shaft 62b connected between the two lateral connecting side walls 62 a;

the connecting socket 8 is provided with a hinge hole 83 with an inlet opening 83a, the connecting socket 8 is further provided with a slot 84 adapted to be inserted vertically into the corresponding lateral connecting side wall 62 a;

wherein the hinge shaft 83 is adapted to snap into the hinge hole 83 from the access opening 83a when the connecting socket 8 is assembled with the rocker arm connecting bracket 6, and the lateral connecting sidewall 62a is adapted to be vertically inserted into the insertion groove.

Specifically, as shown in fig. 7, the lateral connecting side wall 62a is provided with a first side flap 621 and a second side flap 622 spaced apart from each other in the longitudinal direction, and the insertion groove includes a first insertion groove 84a sized to fit the first side flap 621 in the lateral direction and sized to fit the second side flap 622 in the longitudinal direction larger than the first side flap 621 to be inserted into the first side flap 621 and a second insertion groove 84b sized to fit the second side flap 622 in the lateral direction and sized to be inserted into the second side flap 622 in the longitudinal direction larger than the second side flap 622.

Specifically, as shown in fig. 7, two lateral connecting sidewalls 62a are respectively provided with a hinge wing 63, and the hinge 62b is connected between the two hinge wings 63;

the connecting base 8 is provided with a latch 64 which is latched between the two hinge shaft wings 63 when the connecting base 8 is fitted into the rocker arm connecting bracket 6 in place and which is used to provide a hinge hole 83 with an inlet opening 83 a.

The rocker arm 10 is moved to be assembled into the connecting seat 8, when the rocker arm is assembled in place, the abutting part 10b abuts against the circumferential abutting wall 83 to at least limit the longitudinal movement between the rocker arm and the abutting wall to one side, the hook 81a is embedded into the hook groove 10d to at least limit the longitudinal movement between the rocker arm and the abutting wall to the other side, the sliding hook 10c vertically abuts against the bottom abutting wall 82 to limit the vertical upward movement between the rocker arm and the abutting wall, the limitation of the transverse movement and the vertical downward movement is limited by the hood part 10a and the body part, matched with the hood part, of the connecting seat 8, and the connection between the framework and the rocker arm is firm and cannot be loosened.

example two

a wiper blade, comprising:

a rocker arm connecting assembly;

the rocker arm 10 is assembled on the rocker arm connecting assembly;

the support is arranged in a longitudinally extending mode and comprises a main body support 11 and at least one elastic piece 12 which is pivoted to the corresponding end of the main body support 11 in a vertical mode and has a certain swinging freedom degree, and at least one first buckle piece 12a is arranged on the elastic piece 12;

The rocker arm connecting frame 6 is pivoted with the rocker arm connecting assembly, and the rocker arm connecting frame 6 is fixedly connected to the main body bracket 11;

At least one rotating bracket 2 with a certain swing freedom degree in the vertical direction and pivoted on the main body bracket 1, wherein at least one second buckle piece 21 is arranged on the rotating bracket 2;

And the scraper bar 3 is buckled by the first buckle piece 12a and the second buckle piece 21 from two transverse sides of the scraper bar 3.

The elastic pieces 12 on the two sides of the main body support 11 can enable the two ends of the scraping strip 3 to swing, the rotating support 2 can enable the middle part of the scraping strip 3 to swing, and the swinging points are obviously increased, so that the wiper can better fit the car glass, and the effect of cleaning the car glass is improved.

Specifically, as shown in fig. 2, a manner of pivoting the elastic piece 12 to the corresponding end of the main body bracket 11 is illustrated, which is as follows: the elastic piece 12 is pivoted at the corresponding end part of the main body bracket 11 through a steering support 4; wherein the content of the first and second substances,

The steering support 4 comprises a pair of half supports 41 which are transversely connected to clamp the elastic sheet 12 in a transverse mode; the mode that turns to 4 joint flexure strips 12 of support has a lot of varieties, in this embodiment, through vertically setting up the protruding draw-in groove structure of card that adjacent setting was gone up to the support 4 that turns to, sets up the protruding structure of draw-in groove card on the flexure strip 12 that corresponds, when two halves support 41 turned to the connection, just in time made the protruding draw-in groove structure of card and the protruding structure of draw-in groove card to inlay and join in marriage for flexure strip 12 is difficult to break away from on turning to support 4.

specifically, an elastic sheet pivoting mechanism is arranged between the transverse side wall of the steering support 4 and the corresponding transverse side wall of the main body support 11.

specifically, as shown in fig. 4, the spring plate pivoting mechanism includes, for example, but not limited to, a spring plate pivoting post 41a and a spring plate pivoting hole 11a, which are coupled to each other through a shaft hole. In this embodiment, the elastic sheet pivot hole 11a is disposed on the main body bracket 11, and the elastic sheet pivot post 41a is disposed on the steering support 4.

Fig. 2 shows a manner of pivoting the rotating bracket 2 to the main bracket 11, and particularly, the rotating bracket 2 is pivoted to the main bracket 11 through a pivoting support 5; wherein the content of the first and second substances,

an anti-falling clamping mechanism is arranged between the transverse side wall of the pivoting support 5 and the corresponding transverse side wall of the main body bracket 11;

and a rotating bracket pivoting mechanism is arranged between the transverse side wall of the pivoting support 5 and the corresponding transverse side wall of the rotating bracket 2.

As shown in fig. 2, 3 and 5, the anti-falling off clamping mechanism includes, for example and without limitation, the following structures:

a clamp hole 11c provided on a lateral side wall of the main body bracket 11 and having an opening 11 b;

and the clamping parts 51 are arranged on the corresponding transverse side walls of the pivoting support 5, the clamping parts 51 are suitable for being clamped into the clamping holes 11c from the openings 11b, and the size of the openings 11b is smaller than the maximum size of the clamping holes 11c so as to prevent the clamping parts 51 clamped into the clamping holes 11c from being separated from the clamping holes 11c in a natural state.

as shown in fig. 2, 3 and 5, an anti-swing structure is further disposed between a lateral side wall of the pivot support 5 and a corresponding lateral side wall of the main body support 11 to prevent the pivot support 5 from swinging vertically relative to the main body support 11; wherein, prevent pendulum structure includes:

A baffle groove formed by two baffle walls 11d extending from two sides of the opening 11 b;

and the two sides of the stopper 52 are provided with matched stopping walls which are suitable for being abutted and matched with the corresponding stopping walls 11d after the clamping part 51 is clamped into the clamping hole 11 c.

As shown in fig. 6, the pivoting mechanism of the rotating bracket includes a rotating bracket pivoting post and a rotating bracket pivoting hole 22, which are connected with each other through a shaft hole in a matching manner; in this embodiment, the pivot holes 22 are formed on the rotating frame 2, and the pivot posts are formed on the pivot supports 5.

as shown in fig. 2, which shows a specific structure of the wiper, two ends of the main body bracket 11 are respectively pivoted with an elastic piece 12;

the free end of the elastic sheet 12 is provided with a first buckle sheet 12 a;

the main body bracket 11 is pivoted with the two rotating brackets 2, and the two rotating brackets 2 are longitudinally and symmetrically arranged relative to the center of the main body bracket 11;

Two ends of the rotating bracket 2 are respectively provided with a second buckle piece 21.

As shown in fig. 2 and 7, the rocker link bracket 6 further has a base plate 61, the rocker link base connecting portion 62 is connected to the base plate 61, and the base plate 61 is fixedly connected to the body bracket 11;

The outer clamping piece 71 and the inner clamping piece 72 are used for wrapping the corresponding parts of the base plate 61 and the connecting base plate on the main body bracket 11, the inner clamping piece 72 is connected to the outer clamping piece 71, and the outer clamping piece 71 is provided with a positioning hole groove 71a which is matched with the connecting part 62 of the rocker arm connecting seat in a positioning mode and exposes the connecting part 62 of the rocker arm connecting seat.

As shown in fig. 2, the wiper blade further includes:

An end decorative clip 73 inserted into the end of the external clip 71 and covering a part of the main body bracket 11 and all the corresponding elastic pieces 12.

the corresponding parts of the base plate 61 and the main body support 11 are connected from inside to outside through the outer clamping piece 71 and the inner clamping piece 72, so that the purposes of transverse limiting and vertical limiting are achieved, the positioning hole groove 71a in the outer clamping piece 71 is reused to be matched with the rocker arm connecting seat connecting part 62 in a positioning mode to achieve the purposes of longitudinal limiting and transverse limiting, and the phenomenon that the outer clamping piece 71 falls out of the wiper is avoided.

the above embodiments are described in further detail to solve the technical problems, technical solutions and advantages of the present invention, and it should be understood that the above embodiments are only examples of the present invention and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

in the description of the present invention, it is to be understood that the terms indicating an orientation or positional relationship are based on the orientation or positional relationship shown in the drawings only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the present invention, unless otherwise expressly stated or limited, the first feature may be present on or under the second feature in direct contact with the first and second feature, or may be present in the first and second feature not in direct contact but in contact with another feature between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.

Claims (14)

1. The utility model provides a rocking arm coupling assembling, it is used for connecting rocking arm (10) and rocking arm link (6), its characterized in that, rocking arm (10) have the cross section be U-shaped cover portion (10 a), cover portion (10 a) tip on vertical is equipped with support portion (10 b), the bottom of the horizontal lateral wall of cover portion (10 a) is equipped with slip hook (10 c), be equipped with hook groove (10 d) on the roof of cover portion (10 a), it includes:

the connecting seat is pivotally connected to a connecting seat (8) on the rocker arm connecting frame (6), an elastic pressing piece (81) with an upward convex clasp (81 a) is arranged on the top wall of the connecting seat (8), a bottom abutting wall (82) matched with a sliding hook (10 c) is arranged at the bottom end of the transverse side wall of the connecting seat (8), a circumferential abutting wall (83) matched with an abutting portion (10 b) is further arranged on the connecting seat (8), the rocker arm (10) is suitable for longitudinal movement to be assembled into the connecting seat (8), the abutting portion (10 b) abuts against the circumferential abutting wall (83) when the rocker arm (10) is assembled in place, the clasp (81 a) is embedded into the hook groove (10 d), and the sliding hook (10 c) abuts against the bottom abutting wall (82) in the vertical direction.

2. The rocker arm attachment assembly of claim 1,

The rocker arm connecting frame (6) comprises a rocker arm connecting seat connecting part (62), and the rocker arm connecting seat connecting part (62) comprises two transverse connecting side walls (62 a) and a hinge shaft (62 b) connected between the two transverse connecting side walls (62 a);

the connecting base (8) is provided with a hinge hole (83) with an inlet opening (83 a), and the connecting base (8) is also provided with a slot (84) suitable for being inserted into the corresponding transverse connecting side wall (62 a) in the vertical direction;

wherein, when the connecting seat (8) is assembled with the rocker arm connecting frame (6), the hinge shaft (83) is suitable for being clamped into the hinge hole (83) from the access opening (83 a), and the transverse connecting side wall (62 a) is suitable for being inserted into the inserting groove in the vertical direction.

3. The rocker arm attachment assembly of claim 1,

the lateral connecting side wall (62 a) is provided with a first side flap (621) and a second side flap (622) spaced apart from each other in the longitudinal direction, the insertion slot comprising a first insertion slot (84 a) sized to fit the first side flap (621) in the lateral direction and sized to fit the second side flap (622) in the longitudinal direction to be inserted into the first side flap (621) and a second insertion slot (84 b) sized to fit the second side flap (622) in the lateral direction and sized to fit the second side flap (622) in the longitudinal direction to be inserted into the second side flap (622).

4. The rocker arm attachment assembly of claim 1,

two transverse connecting side walls (62 a) are respectively provided with a hinge shaft wing (63), and the hinge shaft (62 b) is connected between the two hinge shaft wings (63);

and a clamping block (64) which is clamped between the two hinge shaft wings (63) when the connecting seat (8) is assembled into the rocker arm connecting frame (6) in place and is used for arranging a hinge hole (83) with an inlet opening (83 a) is arranged on the connecting seat (8).

5. A wiper blade, comprising:

the rocker arm attachment assembly of any one of claims 1-4;

a rocker arm (10), the rocker arm (10) being fitted on a rocker arm connection assembly;

the support is arranged in a longitudinally extending mode and comprises a main body support (11) and at least one elastic piece (12) which is pivoted to the corresponding end of the main body support (11) in a vertical mode and has a certain swinging freedom degree, and at least one first buckle piece (12 a) is arranged on the elastic piece (12);

the rocker arm connecting frame (6) is pivoted with the rocker arm connecting assembly, and the rocker arm connecting frame (6) is fixedly connected to the main body bracket (11);

At least one rotating support (2) with a certain swinging freedom degree in the vertical direction and pivoted on the main body support (1), wherein at least one second buckle piece (21) is arranged on the rotating support (2);

the scraper bar (3) is buckled by the first buckling piece (12 a) and the second buckling piece (21) from two transverse sides of the scraper bar (3).

6. The wiper blade of claim 5,

the elastic piece (12) is pivoted to the corresponding end part of the main body bracket (11) through a steering support (4); wherein the content of the first and second substances,

The steering support (4) comprises a pair of half supports (41) which are transversely connected to clamp the elastic sheet (12) from the transverse direction;

And an elastic sheet pin joint mechanism is arranged between the transverse side wall of the steering support (4) and the corresponding transverse side wall of the main body bracket (11).

7. The wiper blade of claim 6,

the spring plate pivoting mechanism comprises a spring plate pivoting column (41 a) and a spring plate pivoting hole (11 a) which are matched and connected through shaft holes.

8. the wiper blade of claim 5,

the rotating support (2) is pivoted on the main body support (11) through a pivoting support (5); wherein the content of the first and second substances,

An anti-falling clamping mechanism is arranged between the transverse side wall of the pivoting support (5) and the corresponding transverse side wall of the main body bracket (11);

And a rotating bracket pivoting mechanism is arranged between the transverse side wall of the pivoting support (5) and the corresponding transverse side wall of the rotating bracket (2).

9. The wiper blade of claim 8,

Anti-drop latch mechanism includes:

A clamping hole (11 c) which is arranged on the lateral side wall of the main body bracket (11) and is provided with an opening (11 b);

The clamping portion (51) is arranged on the corresponding transverse side wall of the pivoting support (5), the clamping portion (51) is suitable for being clamped into the clamping hole (11 c) from the opening (11 b), and the size of the opening (11 b) is smaller than the maximum size of the clamping hole (11 c) so as to avoid the clamping portion (51) clamped into the clamping hole (11 c) from being separated from the clamping hole (11 c) in a natural state.

10. The wiper blade of claim 9,

an anti-swing structure for preventing the pivoting support (5) from swinging vertically relative to the main body support (11) is further arranged between the transverse side wall of the pivoting support (5) and the corresponding transverse side wall of the main body support (11); wherein, prevent pendulum structure includes:

a baffle groove consisting of two baffle walls (11 d) extending from two sides of the opening (11 b);

and the two sides of the stop block (52) are provided with matched stop walls which are suitable for being abutted and matched with the corresponding stop walls (11 d) after the clamping portion (51) is clamped into the clamping hole (11 c).

11. the wiper blade of claim 9,

the rotating support pivoting mechanism comprises a rotating support pivoting column and a rotating support pivoting hole (22), wherein the shaft holes are connected in a matched mode.

12. the wiper blade of claim 5,

Two ends of the main body bracket (11) are respectively pivoted with an elastic piece (12);

And/or the free end of the elastic sheet (12) is provided with a first buckle sheet (12 a);

And/or the main body bracket (11) is pivoted with the two rotating brackets (2), and the two rotating brackets (2) are symmetrically arranged relative to the center of the main body bracket (11) in the longitudinal direction;

and/or two ends of the rotating bracket (2) are respectively provided with a second buckle sheet (21).

13. The wiper blade as set forth in claim 5, further comprising:

The rocker arm connecting frame (6) is also provided with a base plate (61), the rocker arm connecting seat connecting part (62) is connected to the base plate (61), and the base plate (61) is fixedly connected to the main body bracket (11);

the clamping device comprises an outer clamping piece (71) and an inner clamping piece (72) which wrap corresponding parts of a connecting base plate on the base plate (61) and a main body support (11), wherein the inner clamping piece (72) is connected to the outer clamping piece (71), and a positioning hole groove (71 a) which is matched with the connecting part (62) of the rocker arm connecting seat in a positioning mode and exposes the connecting part (62) of the rocker arm connecting seat is formed in the outer clamping piece (71).

14. The wiper blade as set forth in claim 13, further comprising:

an end decorative clamping piece (73) which is inserted into the end of the external clamping piece (71) and covers part of the main body bracket (11) and all the corresponding elastic pieces (12).