CN211667077U

CN211667077U - Anti-deviation automobile shock absorber

Info

Publication number: CN211667077U
Application number: CN201922192829.7U
Authority: CN
Inventors: 邹信
Original assignee: Nanjing Aidu Automobile Technology Co ltd
Current assignee: Nanjing Aidu Automobile Technology Co ltd
Priority date: 2019-12-09
Filing date: 2019-12-09
Publication date: 2020-10-13
Anticipated expiration: 2029-12-09

Abstract

The utility model discloses a prevent automobile shock absorber ware of skew relates to bumper shock absorber technical field, including last extension board: the damping device comprises an upper support plate, a lower support plate, a piston rod, a sleeve, four sleeves and a damping spring, wherein the lower end of the upper support plate is fixedly connected with the damping spring, the lower end of the damping spring is fixedly connected with the lower support plate, the upper end of the upper support plate is fixedly connected with the upper support, the lower end of the lower support plate is fixedly connected with the lower support, the lower end of the upper support plate is positioned in the damping spring, the piston rod is fixedly connected with the inner periphery of the upper support plate, the outer periphery of the; through setting up bracing piece and sleeve, prevented that piston rod and sleeve pipe from producing the skew when the activity, improved the life of bumper shock absorber to prevented through first buffer spring that the bracing piece warp, and through setting up second buffer spring, prevented that the under bracing dish atress is too big and damage.

Description

Anti-deviation automobile shock absorber

Technical Field

The utility model relates to a bumper shock absorber technical field especially relates to a prevent automobile shock absorber ware of excursion.

Background

The shock absorber is used for inhibiting the shock when the spring absorbs the shock and rebounds after and the impact from the road surface, is widely used for automobiles, and is used for accelerating the attenuation of the vibration of a frame and an automobile body so as to improve the running smoothness of the automobile.

At present, when a damping spring is pressed down, a piston rod is retracted into a sleeve, when an automobile runs on an uneven road surface, the piston rod and the sleeve are prone to deviation, the piston rod and the sleeve are damaged, the service life of the shock absorber is shortened, and therefore the automobile shock absorber capable of preventing deviation is provided for solving the technical problem.

SUMMERY OF THE UTILITY MODEL

The utility model provides a prevent automobile shock absorber ware of skew to the piston rod that the solution above-mentioned background art provided produces offset with the sleeve pipe easily, has reduced the problem of the life etc. of bumper shock absorber.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an anti-deflection automobile shock absorber comprises an upper support plate: the lower end of the upper support plate is fixedly connected with a damping spring, the lower end of the damping spring is fixedly connected with a lower support plate, the upper end of the upper support plate is fixedly connected with an upper support, the lower end of the lower support plate is fixedly connected with a lower support, the tail ends of the upper support and the lower support are respectively provided with a mounting hole, the lower end of the upper support plate is fixedly connected with a piston rod which is positioned in the damping spring, the periphery of the lower end of the piston rod is sleeved with a sleeve, the sleeve is movably connected with the piston rod, the lower end of the upper support plate is fixedly connected with four sleeves, the four sleeves are respectively positioned between the damping spring and the inner side of the piston rod, the lower end in the sleeves is movably connected with a support rod, the periphery of the upper end of the sleeve is provided with an upper support disc, the inner end of the, the sleeve is fixedly connected with the through hole, the outer wall of the sleeve is provided with sliding grooves all around, the sliding block is connected with the sliding grooves in a sliding mode, the lower end of the upper supporting disc is connected with first buffer rubber, the lower end of the upper supporting disc is fixedly connected with four first buffer springs through the first buffer rubber, the supporting rods are inserted into the inner periphery of the first buffer springs in an inserting mode, the lower end of each supporting rod is fixedly connected with a lower supporting disc, the lower end of each first buffer spring is fixedly connected with the upper end of the corresponding lower supporting disc, the lower end of each lower supporting disc is connected with second buffer rubber, four buffer cavities are formed in the upper end of each lower supporting plate, buffer rods are movably connected to the upper ends of the inner portions of the buffer cavities, the upper ends of the lower supporting plates are located at the upper ends of the buffer cavities and are fixedly connected with second buffer springs, and the upper ends.

Furthermore, the through holes are evenly distributed at the upper end of the upper supporting disk, the sliding blocks are evenly distributed at the inner end of the upper supporting disk, and the sliding blocks and the through holes are arranged in a crossed mode.

Furthermore, the sliding groove and the sliding block are semicircular.

Further, the sleeve is inserted through the lower support disc, and the inner side of the lower support disc is not in contact with the sleeve.

Further, go up supporting disk, bottom suspension dish, first buffer spring and second buffer spring and all be located damping spring's inner wall, just sleeve, last supporting disk, bottom suspension dish, first buffer spring and second buffer spring all do not contact with damping spring.

Compared with the prior art, the utility model discloses the beneficial effect who realizes:

support to last extension board and lower bolster through setting up sleeve and bracing piece, thereby make piston rod and sheathed tube location more accurate, the piston rod has been prevented from producing the skew when moving with the sleeve, the life of bumper shock absorber has been improved, and through setting up supporting disk and first buffer spring, thereby play the cushioning effect to the bracing piece, stability when improving bracing piece and sleeve activity, in order to avoid the bracing piece atress too big and crooked, and carry out supplementary support and buffering to the lower supporting disk through second buffer spring, in order to avoid the lower supporting disk atress too big and damage.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the casing of the present invention;

fig. 3 is a schematic top view of the upper supporting plate of the present invention;

fig. 4 is a schematic view of the top view structure of the casing according to the present invention.

In FIGS. 1-4: the damping device comprises an upper support plate 1, a lower support plate 2, a damping spring 3, a piston rod 4, a sleeve 5, an upper support 6, a lower support 7, a mounting hole 8, an upper support disc 9, first buffer rubber 10, a first buffer spring 11, a support rod 12, a lower support disc 13, second buffer rubber 14, a second buffer spring 15, a buffer rod 16, a buffer cavity 17, a sleeve 18, a sliding block 19, a through hole 20 and a sliding groove 21.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

Please refer to fig. 1 to 4:

the utility model provides a prevent automobile shock absorber ware of excursion, including last extension board 1, following each part to a prevent automobile shock absorber ware of excursion carry out detailed description:

the damping device is characterized in that the lower end of the upper support plate 1 is fixedly connected with a damping spring 3, the lower end of the damping spring 3 is fixedly connected with a lower support plate 2, the upper end of the upper support plate 1 is fixedly connected with an upper support 6, the lower end of the lower support plate 2 is fixedly connected with a lower support 7, the tail ends of the upper support 6 and the lower support 7 are respectively provided with a mounting hole 8, the lower end of the upper support plate 1 is fixedly connected with a piston rod 4 at the inner side of the damping spring 3, the periphery of the lower end of the piston rod 4 is sleeved with a sleeve 5, the sleeve 5 is movably connected with the piston rod 4, the lower end of the upper support plate 1 is fixedly connected with four sleeves 18, the four sleeves 18 are respectively positioned between the damping spring 3 and the inner side of the piston rod 4, the lower end inside the sleeves 18 is movably connected with a support rod 12, and the upper end of the upper supporting disk 9 is provided with four through holes 20, the lower end of the sleeve 18 penetrates through the through holes 20, the sleeve 18 is fixedly connected with the through holes 20, the outer wall of the sleeve 5 is provided with sliding grooves 21 all around, the sliding blocks 19 are slidably connected with the sliding grooves 21, the lower end of the upper supporting disk 9 is connected with first buffer rubber 10, the lower end of the upper supporting disk 9 is fixedly connected with four first buffer springs 11 through the first buffer rubber 10, the supporting rod 12 is inserted in the inner periphery of the first buffer springs 11, the through holes 20 are uniformly distributed in the upper end of the upper supporting disk 9, the sliding blocks 19 are uniformly distributed in the inner end of the upper supporting disk 9, the sliding blocks 19 and the through holes 20 are arranged in a crossed manner, the sliding grooves 21 and the sliding blocks 19 are both semicircular, the upper supporting disk 9, the lower supporting disk 13, the first buffer springs 11 and the second buffer springs 16 are all positioned in the inner periphery of the damping springs, and the sleeve 18, the upper support disc 9, the lower support disc 13, the first buffer spring 11 and the second buffer spring 16 are not in contact with the damping spring 3;

specifically, when the upper support plate 1 presses the damping spring 3, the piston rod 4 is retracted into the sleeve 5, because the four sliding blocks 19 are connected with the four sliding grooves 21 in a sliding manner, the stability of the upper support plate 9 in downward sliding is improved, the upper support plate 9 extrudes the first damping spring 11 when moving downward, the support rod 12 is retracted into the sleeve 18, and the four support rods 12 and the four sleeve 18 are arranged, so that the upper support plate 1 and the lower support plate 2 are supported by the sleeve 18 and the support rod, the positioning of the piston rod 4 and the sleeve 5 is accurate, the piston rod 4 and the sleeve 5 are prevented from deviating when moving, the service life of the damper is prolonged, and the upper support plate 9 and the first damping spring 11 are arranged, so as to play a role of buffering on the support rod, improve the stability of the support rod and the sleeve 18 when moving, and prevent the support rod from bending due to overlarge stress, because the first buffer rubber 10 is arranged at the lower end of the upper supporting disk 9, the upper supporting disk 9 is prevented from excessively extruding when contacting the lower supporting disk 13 through the elasticity of the first buffer rubber 10;

a lower supporting plate 13 is fixedly connected between the lower ends of the four supporting rods 12, the lower end of the first buffer spring 11 is fixedly connected with the upper end of the lower supporting plate 13, the lower end of the lower supporting plate 13 is connected with a second buffer rubber 14, the upper end of the lower support plate 2 is provided with four buffer cavities 17, the upper end inside each buffer cavity 17 is movably connected with a buffer rod 15, the upper ends of the lower support plates 2, which are positioned at the upper ends of the buffer cavities 17, are fixedly connected with a second buffer spring 16, the upper ends of the second buffer springs 16 are fixedly connected with the second buffer rubber 14, the sleeve 5 penetrates through the lower supporting plate 13, and the inner side of the lower supporting plate 13 is not contacted with the sleeve 5;

further, four second buffer springs 15 and four buffer rods 16 are provided, when the lower support plate 13 is subjected to a large extrusion force, the lower support plate 13 presses the second buffer springs 15 at this time, and simultaneously the buffer rods 16 contract towards the inside of the buffer cavity 17, and the downward force of the lower support plate 13 is dispersed by the second buffer springs 15, so that the lower support plate 13 is supported and buffered in an auxiliary manner through the second buffer springs 15, the lower support plate 13 is prevented from being damaged due to an excessively large force, the lower support plate 13 is not in contact with the sleeve 5, the sleeve 5 is prevented from being rubbed when the lower support plate 13 moves, the second buffer rubber 14 is provided at the lower end of the lower support plate 13, and the abrasion of the lower support plate 13 and the lower support plate 2 is reduced through the elastic force of the second buffer rubber 14.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides an automobile shock absorber ware of preventing excursion, includes extension board (1), its characterized in that:

the damping device is characterized in that the lower end of the upper support plate (1) is fixedly connected with a damping spring (3), the lower end of the damping spring (3) is fixedly connected with a lower support plate (2), the upper end of the upper support plate (1) is fixedly connected with an upper support (6), the lower end of the lower support plate (2) is fixedly connected with a lower support (7), the tail ends of the upper support (6) and the lower support (7) are respectively provided with a mounting hole (8), the lower end of the upper support plate (1) is positioned in the damping spring (3) and fixedly connected with a piston rod (4), the periphery of the lower end of the piston rod (4) is sleeved with a sleeve (5), the sleeve (5) is movably connected with the piston rod (4), the lower end of the upper support plate (1) is fixedly connected with four sleeves (18), the four sleeves (18) are respectively positioned between the damping spring (3) and the inner side of the piston rod (4, and the periphery of the upper end of the sleeve (5) is provided with an upper supporting disc (9), the inner end of the upper supporting disc (9) is fixedly connected with four sliding blocks (19), the upper end of the upper supporting disc (9) is provided with four through holes (20), the lower end of the sleeve (18) penetrates through the through holes (20), the sleeve (18) is fixedly connected with the through holes (20), the periphery of the outer wall of the sleeve (5) is provided with sliding grooves (21), the sliding blocks (19) are in sliding connection with the sliding grooves (21), the lower end of the upper supporting disc (9) is connected with first buffer rubber (10), the lower end of the upper supporting disc (9) is fixedly connected with four first buffer springs (11) through the first buffer rubber (10), the supporting rod (12) is inserted into the inner periphery of the first buffer springs (11), and the lower end of the supporting disc (13) is fixedly connected between the lower ends of the supporting rods (12), and first buffer spring (11) lower extreme and lower supporting disk (13) upper end fixed connection, lower supporting disk (13) lower extreme has connect second cushion rubber (14) mutually, just it has four cushion chambers (17) to open down extension board (2) upper end, the inside upper end swing joint of cushion chamber (17) has buffer beam (15), just down extension board (2) upper end and lie in equal fixedly connected with second buffer spring (16) in cushion chamber (17) upper end, second buffer spring (16) upper end and second cushion rubber (14) fixed connection.

2. The anti-drift shock absorber for vehicles according to claim 1, wherein: through-hole (20) evenly distributed is in the upper end of last supporting disk (9), just slider (19) evenly distributed is in the inner of last supporting disk (9) to be the setting of crossing between slider (19) and through-hole (20).

3. The anti-drift shock absorber for vehicles according to claim 1, wherein: the sliding groove (21) and the sliding block (19) are both semicircular.

4. The anti-drift shock absorber for vehicles according to claim 1, wherein: the sleeve (5) penetrates through the lower supporting disc (13), and the inner side of the lower supporting disc (13) is not in contact with the sleeve (5).

5. The anti-drift shock absorber for vehicles according to claim 1, wherein: go up supporting disk (9), lower supporting disk (13), first buffer spring (11) and second buffer spring (16) and all be located the interior of damping spring (3) and enclose, just sleeve (18), last supporting disk (9), lower supporting disk (13), first buffer spring (11) and second buffer spring (16) all do not contact with damping spring (3).