阅读说明：本技术 摇臂连接装置 (Rocker arm connecting device ) 是由 张哲玮 于 2019-10-24 设计创作，主要内容包括：本发明公开了一种摇臂连接装置,它枢接于一摇臂连接架上,摇臂连接装置包括摇臂、连接座和锁止件：所述摇臂具有横截面为U形的罩部,所述罩部在纵向上的端部设有抵壁部,所述罩部的横向侧壁的底端设有至少一锁钩；所述连接座的横向侧壁上设有和锁钩一一对应并由竖向槽和纵向槽连通构成L形的槽部,所述罩部适于被移动以装配入连接座,在装配过程中,所述锁钩先进入竖向槽后再进入纵向槽,并在所述罩部在连接座上装配到位时,所述锁钩卡在纵向槽上并且所述连接座的纵向抵壁与所述抵壁部的纵向一侧相抵；所述锁止件连接在所述连接座上。本发明方便了骨架和摇臂的连接,使其之间连接牢固,不松脱。(the invention discloses a rocker arm connecting device which is pivoted on a rocker arm connecting frame, and the rocker arm connecting device comprises a rocker arm, a connecting seat and a locking piece: 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 wall abutting part, and the bottom end of the transverse side wall of the cover part is provided with at least one locking hook; the transverse side wall of the connecting seat is provided with an L-shaped groove part which is in one-to-one correspondence with the lock hooks and is formed by communicating a vertical groove and a longitudinal groove, the cover part is suitable for being moved to be assembled into the connecting seat, in the assembling process, the lock hooks firstly enter the vertical groove and then enter the longitudinal groove, and when the cover part is assembled in place on the connecting seat, the lock hooks are clamped on the longitudinal groove, and the longitudinal abutting wall of the connecting seat abuts against one longitudinal side of the abutting wall part; the locking piece is connected to the connecting seat. 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.)

1. A rocker arm connecting device is pivoted on a rocker arm connecting frame (6), and is characterized by comprising:

The rocker arm (10) is provided with a cover part (10 a) with a U-shaped cross section, the end part of the cover part (10 a) in the longitudinal direction is provided with a wall abutting part (10 b), and the bottom end of the lateral side wall of the cover part (10 a) is provided with at least one locking hook (10 c);

The connecting seat is characterized in that a connecting seat (8) is arranged on the transverse side wall of the connecting seat (8), the transverse side wall of the connecting seat (8) corresponds to a locking hook (10 c) in a one-to-one mode, an L-shaped groove part is formed by communicating a vertical groove (81) with a longitudinal groove (83), the cover part (10 a) is suitable for being moved to be assembled into the connecting seat (8), in the assembling process, the locking hook (10 c) enters the vertical groove (81) and then enters the longitudinal groove (83), when the cover part (10 a) is assembled in place on the connecting seat (8), the locking hook (10 c) is clamped on the longitudinal groove (83), and the longitudinal abutting wall of the connecting seat (8) abuts against one longitudinal side of the abutting wall part (10 b);

the locking piece (9), locking piece (9) are connected on connecting seat (8), locking piece (9) are suitable for along longitudinal insertion connecting seat (8) with the assembly body after rocking arm (10) assemble the target in place, and after locking piece (9) assemble the target in place on the assembly body, locking piece (9) support lean on the vertical opposite side of wall portion (10 b).

2. the rocker arm attachment 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);

a first hinge hole (82) with a first opening (82 a) is formed in the connecting base (8), a second hinge hole (91) with a second opening (91 a) is formed in the locking piece (9), after the locking piece (9) is assembled on an assembly body in place, the second opening (91 a) and the first opening (82 a) form an inlet opening, and the second hinge hole (91) and the first hinge hole (82) form a hinge hole;

The connecting socket (8) is adapted to fit into the area between the two transverse connecting side walls (62 a) and the hinge shaft (62 b) is snapped into the hinge bore from the access opening.

3. the rocker arm attachment of claim 1,

the locking piece (9) comprises a guide insertion part (92) and a limiting cap part (93), the guide insertion part (92) is suitable for being inserted into a guide insertion hole formed in the connecting seat (8) along the longitudinal direction, and after the guide insertion part (92) is inserted in place in the guide insertion hole, the limiting cap part (93) abuts against the other longitudinal side of the abutting wall part (10 b).

4. The rocker arm attachment of claim 3,

The guide insert (92) is provided with at least one flank (92 a) on its lateral outer side wall;

the guide insertion hole is provided on a lateral inner side wall with a guide groove adapted to a corresponding flank (92 a) to guide an insertion direction.

5. the rocker arm attachment of claim 1,

a separation preventing mechanism which is used for preventing the locking piece (9) from separating from the connecting seat (8) in a natural state after the locking piece (9) is assembled into the connecting seat (8) is arranged between the locking piece (9) and the connecting seat (8).

6. The rocker arm attachment of claim 3,

The disengagement prevention mechanism includes:

A catching groove (93) arranged on the locking piece (9);

the anti-separation hook is arranged on the connecting seat (8); wherein the content of the first and second substances,

after the locking piece (9) is assembled in place on the assembly body, the anti-separation hook is embedded in the buckling groove (93).

Technical Field

The invention relates to a rocker arm connecting device.

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; the windscreen wiper in the prior art is complex in rocker arm connecting device for connecting rocker arms, and is easy to loosen after being used for a long time.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides a rocker arm connecting device which facilitates the connection of a framework and a rocker arm, so that the framework and the rocker arm are firmly connected and cannot be loosened.

The technical scheme adopted by the invention for solving the technical problems is as follows: a rocker arm connecting device is pivoted on a rocker arm connecting frame and comprises:

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 wall abutting part, and the bottom end of the transverse side wall of the cover part is provided with at least one locking hook;

The locking device comprises a connecting seat, wherein the transverse side wall of the connecting seat is provided with a groove part which corresponds to the locking hooks one by one and is formed by communicating a vertical groove and a longitudinal groove, the cover part is suitable for being moved to be assembled into the connecting seat, in the assembling process, the locking hooks firstly enter the vertical groove and then enter the longitudinal groove, and when the cover part is assembled in place on the connecting seat, the locking hooks are clamped on the longitudinal groove, and the longitudinal abutting wall of the connecting seat abuts against one longitudinal side of the abutting wall part;

The locking piece is connected to the connecting seat, the locking piece is suitable for being longitudinally inserted into the connecting seat and an assembly body formed by assembling the rocker arm in place, and the locking piece abuts against the longitudinal other side of the abutting wall portion after being assembled on the assembly body in place.

Further, 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 seat is provided with a first hinge hole with a first opening, the locking piece is provided with a second hinge hole with a second opening, after the locking piece is assembled on the assembly body in place, the second opening and the first opening form an inlet opening, and the second hinge hole and the first hinge hole form a hinge hole;

the connecting socket is adapted to fit into the area between the two transverse connecting side walls and the hinge shaft is snapped into the hinge bore from the access opening.

further, the locking piece comprises a guide insertion part and a limiting cap part, the guide insertion part is suitable for being inserted into a guide insertion hole formed in the connecting seat along the longitudinal direction, and the limiting cap part is abutted against the other longitudinal side of the abutting wall part after the guide insertion part is inserted into the guide insertion hole in place.

Further, the guide insertion part is provided with at least one side wing on the lateral outer side wall thereof;

the guide insertion hole is provided with a guide groove on the transverse inner side wall, wherein the guide groove is matched with the corresponding side wing to guide the insertion direction.

Furthermore, a separation prevention mechanism is arranged between the locking piece and the connecting seat, and the locking piece is assembled into the connecting seat and then is prevented from separating from the connecting seat under a natural state.

further, the disengagement prevention mechanism includes:

The catching groove is arranged on the locking piece;

The anti-separation hook is arranged on the connecting seat; wherein the content of the first and second substances,

after the locking piece is assembled in place on the assembly body, the anti-separation hook is embedded in the buckling groove.

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

1. The method comprises the steps that a cover body is assembled into a connecting seat, in the assembling process, a lock hook enters a vertical groove and then enters a longitudinal groove, when the cover body is assembled on the connecting seat in place, the lock hook is clamped on the longitudinal groove, so that a longitudinal abutting wall of the connecting seat abuts against one longitudinal side of the abutting wall, then the lock piece is longitudinally moved to be inserted into an assembly body formed by assembling the connecting seat and a rocker arm in place, after the lock piece is assembled on the assembly body in place, the lock piece abuts against the other longitudinal side of the abutting wall, and then the formed assembly body is connected to a rocker arm connecting frame.

drawings

Fig. 1 is a perspective view of a rocker arm connecting device of the present invention applied to a wiper blade;

FIG. 2 is an exploded view of the assembly of the rocker arm attachment of the present invention;

FIG. 3 is a perspective view of the rocker arm attachment bracket of the present invention;

FIG. 4 is a perspective view of a rocker arm of the present invention;

FIG. 5 is a perspective view of the locking member of the present invention;

fig. 6 is a 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.

as shown in fig. 1 ~ 6, a rocker arm connecting device pivotally connected ~ a rocker arm connecting frame 6 includes:

The rocker arm 10 is provided with a cover part 10a with a U-shaped cross section, the end part of the cover part 10a in the longitudinal direction is provided with a wall abutting part 10b, and the bottom end of the lateral side wall of the cover part 10a is provided with at least one locking hook 10 c;

The connecting base 8, there are slot portions corresponding to latch hook 10c one-to-one on the horizontal sidewall of the said connecting base 8 and communicating and forming L shape by vertical slot 81 and longitudinal slot 83, the said cover portion 10a is suitable for being moved in order to assemble into the connecting base 8, in the course of assembling, the said latch hook 10c enters the longitudinal slot 83 after entering the vertical slot 81 first, and when the said cover portion 10a is assembled in place on the connecting base 8, the said latch hook 10c is blocked on the longitudinal slot 83 and the longitudinal wall of the said connecting base 8 is supported against one side of longitudinal direction of the wall portion 10 b;

the locking piece 9 is connected to the connecting seat 8, the locking piece 9 is suitable for being longitudinally inserted into an assembly body formed by assembling the connecting seat 8 and the rocker arm 10 in place, and after the locking piece 9 is assembled in place on the assembly body, the locking piece 9 abuts against the other longitudinal side of the abutting wall portion 10 b.

in this embodiment, two latch hooks 10c are respectively disposed at the bottom ends of two lateral side walls of the cover portion 10a, and two corresponding groove portions are also disposed on each lateral side wall of the connecting seat 8.

Assembling a cover part 10a into a connecting seat 8, wherein in the assembling process, a lock hook 10c enters a vertical groove 81 and then enters a longitudinal groove 83, when the cover part 10a is assembled on the connecting seat 8 in place, the lock hook 10c is clamped on the longitudinal groove 83, so that a longitudinal abutting wall of the connecting seat 8 abuts against one longitudinal side of the abutting wall part 10b, then, a locking part 9 is longitudinally moved, the locking part 9 is longitudinally inserted into an assembly body formed by assembling the connecting seat 8 and a rocker arm 10 in place, after the locking part 9 is assembled on the assembly body in place, the locking part 9 abuts against the other longitudinal side of the abutting wall part 10b, and then the formed assembly body is connected to a rocker arm connecting frame 6, so that the framework of the windscreen wiper is firmly connected with the rocker arm, and the phenomenon of loosening and even separation is avoided.

specifically, as shown in fig. 2 and 3, the rocker arm link 6 includes a rocker arm link base connecting portion 62, and the rocker arm link 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;

a first hinge hole 82 with a first opening 82a is formed in the connecting seat 8, a second hinge hole 91 with a second opening 91a is formed in the locking piece 9, after the locking piece 9 is assembled in place on an assembly body, the second opening 91a and the first opening 82a form an inlet opening, and the second hinge hole 91 and the first hinge hole 82 form a hinge hole;

The coupling socket 8 is adapted to fit into the area between the two lateral coupling side walls 62a and the hinge shaft 62b is snapped into the hinge hole from the access opening.

specifically, as shown in fig. 5, the locking member 9 includes a guide insertion portion 92 and a position-limiting cap portion 93, the guide insertion portion 92 is adapted to be inserted into a guide insertion hole provided on the connecting seat 8 in the longitudinal direction, and after the guide insertion portion 92 is inserted into position in the guide insertion hole, the position-limiting cap portion 93 abuts against the other longitudinal side of the abutting wall portion 10 b.

specifically, as shown in fig. 5, the guide insertion portion 92 is provided on its lateral outer side wall with at least one side wing 92 a;

The guide insertion holes are provided on the lateral inner side walls with guide grooves adapted to the respective flanks 92a to guide the insertion direction.

specifically, as shown in fig. 5, a separation preventing mechanism is provided between the locking member 9 and the connecting section 8, wherein the locking member 9 is assembled into the connecting section 8, and then the separation preventing mechanism prevents the locking member 9 from separating from the connecting section 8 in a natural state.

Such as, but not limited to, the following structures, including:

a catching groove 93 arranged on the locking piece 9;

the anti-separation hook is arranged on the connecting seat 8; wherein the content of the first and second substances,

after the locking member 9 is assembled in place on the assembly body, the anti-separation hook is embedded in the catching groove 93.

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.