CN212775151U

CN212775151U - Ball head assembly of petal skeleton dust cover

Info

Publication number: CN212775151U
Application number: CN202021194402.7U
Authority: CN
Inventors: 祝超
Original assignee: Zhejiang Bona Huachuang Automobile Parts Co ltd
Current assignee: Zhejiang Bona Huachuang Automobile Parts Co ltd
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2021-03-23
Anticipated expiration: 2030-06-24

Abstract

The utility model discloses a bulb assembly of petal skeleton dust cover, include the casing as the main part, be equipped with the ball round pin that runs through the casing along vertical direction in the casing, it has the shaft hole that runs through the ball round pin to open in the ball round pin, open at ball round pin center has the ball cover that is used for installing the steel ball, be equipped with the ball seat between ball cover outer wall and casing inner wall, the ball seat lower extreme is equipped with stifled seat, open respectively there is the mounting groove ball round pin lower extreme, the lower extreme is opened respectively on the casing has the installing port, be equipped with the dust cover between mounting groove of ball round pin upper end and the installing port of casing upper end, be equipped with down the dust cover between mounting groove of ball round pin lower extreme and the installing port of casing lower extreme, it is equipped with the skeleton to go up between the installing port of dust cover and casing upper end, it is equipped with the snap ring to go up between. The utility model has the advantages of simple structure, long service life, high stability and the like.

Description

Ball head assembly of petal skeleton dust cover

Technical Field

The utility model relates to a bulb assembly field, more specifically say, relate to a bulb assembly of petal skeleton dust cover.

Background

At present, the buffer that is used for protecting the inner wall is not set up on the shells inner wall in traditional bulb assembly, leads to traditional bulb assembly spheroid extrusion ball seat in the use to produce certain pressure, and the ball seat warp extrudees shells inner wall again, easily appears phenomenons such as crackle when this kind of pressure is great on the shells inner wall to influence the normal use of bulb assembly, shorten the life of bulb assembly.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome the shorter problem of traditional bulb assembly life who exists among the prior art, now provide the bulb assembly of a petal skeleton dust cover that has longer life.

The utility model discloses a ball head assembly of petal skeleton dust cover, which comprises a shell as a main body, wherein a ball pin which penetrates through the shell along the vertical direction is arranged in the shell, a shaft hole which penetrates through the ball pin is arranged in the ball pin, a ball cover for installing a steel ball is arranged at the center of the ball pin, a ball seat is arranged between the outer wall of the ball cover and the inner wall of the shell, a blocking seat is arranged at the lower end of the ball seat, mounting grooves are respectively arranged at the upper end and the lower end of the ball pin, mounting holes are respectively arranged at the upper end and the lower end of the shell, an upper dust cover is arranged between the mounting groove at the upper end of the ball pin and the mounting hole at the upper end of the shell, a lower dust cover is arranged between the mounting groove at the lower end of the ball pin and the mounting hole at the lower end of the shell, an upper skeleton is arranged between the mounting holes at the upper end of the upper dust cover and the, lower dust cover and ball round pin lower extreme mounting groove between be equipped with down the snap ring, the casing left and right sides inner wall on open respectively and to have the dashpot, the dashpot in be equipped with the buffer who is used for protecting the casing, last skeleton and lower skeleton all be the petal form.

When the ball cover was equipped with the steel ball, the steel ball can produce pressure with the ball seat in the use, thereby can be extruded by extrusion deformation extrusion shells inner wall behind the ball seat atress, when the pressure that shells inner wall received is great, buffer can in time absorb partial pressure and protect shells inner wall, reduce shells inner wall and the probability of damage appears, thereby the extension the utility model discloses a life.

Preferably, the buffer device comprises fixing plates which are respectively arranged on the left side and the right side of the top of the buffer groove, a spring pin is arranged at the lower end of each fixing plate, a buffer plate is arranged at the lower end of each spring pin, a first spring is sleeved on each spring pin, and the upper end and the lower end of each first spring are respectively welded with the lower end of each spring pin and the upper end face of each buffer plate.

Preferably, a long pin rod is arranged between the buffer plate and the fixing plate, limiting blocks are arranged at the left end and the right end of the long pin rod respectively, a pin hole used for installing the long pin rod is formed in the center of each limiting block, the bottom of each limiting block is welded with the upper end face of the buffer plate, a second spring is sleeved on the periphery of the long pin rod, compression rings are welded at the left end and the right end of the second spring respectively, push rods are welded at the side ends of the compression rings, rocker arms are hinged to the other ends of the push rods, the other ends of the rocker arms are hinged to one ends of hinge blocks, and the other ends of the hinge blocks are welded with the sides of the fixing plate.

In the use, the steel ball can produce pressure with the ball seat, thereby can be extruded by extrusion deformation extrusion shells inner wall behind the ball seat atress, at the extrusion in-process, the ball seat can extrude the buffer board earlier, the buffer board be the better rubber slab of elasticity, spring catch can extrude a spring in extrusion process, can absorb the impact that the ball seat brought at a spring deformation in-process, when a spring was compressed, the buffer board can translate slightly, the rocking arm can drive push rod and clamping ring and go to extrude No. two springs at translation in-process, realizes through the deformation of a spring and No. two springs the utility model discloses a multistage buffer function, thereby improve the utility model discloses a life.

The utility model discloses following beneficial effect has: simple structure, long service life and high stability.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the buffering device of the present invention.

The ball pin structure comprises a shell 1, a ball pin 2, a shaft hole 3, a ball cover 4, a ball seat 5, a blocking seat 6, a mounting groove 7, a mounting opening 8, an upper dust cover 9, a lower dust cover 10, an upper framework 11, an upper clamping ring 12, a lower framework 13, a lower clamping ring 14, a buffer groove 15, a fixing plate 16, a spring pin 17, a buffer plate 18, a first spring 19, a limiting block 20, a second spring 21, a pressing ring 22, a push rod 23, a rocker arm 24, a hinge block 25 and a long pin rod 26.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

Example 1: the present invention is further explained with reference to fig. 1 and fig. 2, the ball head assembly of the petal skeleton dust cover of the present embodiment comprises a housing 1 as a main body, a ball pin 2 penetrating the housing 1 in a vertical direction is arranged in the housing 1, a shaft hole 3 penetrating the ball pin 2 is arranged in the ball pin 2, a ball cover 4 for mounting a steel ball is arranged in the center of the ball pin 2, a ball seat 5 is arranged between the outer wall of the ball cover 4 and the inner wall of the housing 1, a blocking seat 6 is arranged at the lower end of the ball seat 5, mounting grooves 7 are respectively arranged at the upper end and the lower end of the ball pin 2, mounting openings 8 are respectively arranged at the upper end and the lower end of the housing 1, an upper dust cover 9 is arranged between the mounting groove 7 at the upper end of the ball pin 2 and the mounting opening 8 at the upper end of the housing 1, a lower dust cover 10 is arranged between the mounting groove 7 at the lower end of the ball pin 2 and the mounting opening 8 at the lower end of the housing 1, last dust cover 9 and ball round pin 2 upper end mounting groove 7 between be equipped with snap ring 12, lower dust cover 10 and stifled seat 6 between be equipped with down skeleton 13, lower dust cover 10 and ball round pin 2 lower extreme mounting groove 7 between be equipped with down

snap ring

14, 1 left and right sides inner wall of casing on open buffer slot 15 respectively, buffer slot 15 in be equipped with the buffer who is used for protecting the casing, last skeleton 11 and lower skeleton 13 all be the petal form.

The buffer device comprises fixing plates 16 respectively arranged at the left side and the right side of the top of the buffer groove 15, a spring pin 17 is mounted at the lower end of each fixing plate 16, a buffer plate 18 is arranged at the lower end of each spring pin 17, a spring 19 is sleeved on each spring pin 17, and the upper end and the lower end of each spring 19 are respectively welded with the lower end of each spring pin 17 and the upper end face of each buffer plate 18.

Buffer board 18 and fixed plate 16 between be equipped with long pin pole 26, long pin pole 26 about both ends be equipped with stopper 20 respectively, stopper 20 center be equipped with the pinhole that is used for installing long pin pole 26, stopper 20 bottom and 18 up end of buffer board weld mutually, the peripheral cover of long pin pole 26 have No. two springs 21, No. two springs 21 about both ends weld respectively have clamping ring 22, clamping ring 22's side welding have push rod 23, the push rod 23 other end articulated have rocking arm 24, rocking arm 24's the other end and hinge block 25 one end articulated mutually, hinge block 25's the other end and fixed plate 16 side weld mutually.

The above description is only for the specific embodiment of the present invention, but the structural features of the present invention are not limited thereto, and any person skilled in the art can make changes or modifications within the scope of the present invention.

Claims

1. The utility model provides a bulb assembly of petal skeleton dust cover, includes casing (1) as the main part, characterized by, casing (1) in be equipped with ball round pin (2) that run through casing (1) along vertical direction, ball round pin (2) in open shaft hole (3) that run through ball round pin (2), ball round pin (2) center open and to have ball cover (4) that are used for installing the steel ball, ball cover (4) outer wall and casing (1) inner wall between be equipped with ball seat (5), ball seat (5) lower extreme be equipped with stifled seat (6), ball round pin (2) about the lower extreme open respectively mounting groove (7), casing (1) about the lower extreme open respectively mounting opening has installing port (8), mounting groove (7) of ball round pin (2) upper end and installing port (8) of casing (1) upper end between be equipped with dust cover (9), ball round pin (2) lower extreme mounting groove (7) and casing (1) lower extreme between be equipped with down dust cover (10) The utility model discloses a dustproof cover, last dust cover (9) and casing (1) upper end installing port (8) between be equipped with skeleton (11), last dust cover (9) and ball round pin (2) upper end mounting groove (7) between be equipped with snap ring (12), lower dust cover (10) and stifled seat (6) between be equipped with down skeleton (13), lower dust cover (10) and ball round pin (2) lower extreme mounting groove (7) between be equipped with down snap ring (14), casing (1) left and right sides inner wall on open buffer slot (15) respectively, buffer slot (15) in be equipped with the buffer who is used for protecting the casing, last skeleton (11) and lower skeleton (13) all be the petal form.

2. The ball head assembly of the petal skeleton dust cover as claimed in claim 1, wherein the buffering device comprises fixing plates (16) respectively arranged on the left side and the right side of the top of the buffering groove (15), a spring pin (17) is mounted at the lower end of each fixing plate (16), a buffering plate (18) is arranged at the lower end of each spring pin (17), a first spring (19) is sleeved on each spring pin (17), and the upper end and the lower end of each first spring (19) are respectively welded with the lower end of each spring pin (17) and the upper end face of each buffering plate (18).

3. The ball head assembly of the petal skeleton dust cover as set forth in claim 2, a long pin rod (26) is arranged between the buffer plate (18) and the fixed plate (16), the left end and the right end of the long pin rod (26) are respectively provided with a limiting block (20), the center of the limiting block (20) is provided with a pin hole for installing the long pin rod (26), the bottom of the limiting block (20) is welded with the upper end surface of the buffer plate (18), a second spring (21) is sleeved on the periphery of the long pin rod (26), the left end and the right end of the second spring (21) are respectively welded with a press ring (22), a push rod (23) is welded at the side end of the compression ring (22), the other end of the push rod (23) is hinged with a rocker arm (24), the other end of the rocker arm (24) is hinged with one end of a hinge block (25), the other end of the hinge block (25) is welded with the side edge of the fixed plate (16).