CN220298673U

CN220298673U - Shock-absorbing structure of scooter

Info

Publication number: CN220298673U
Application number: CN202321567335.2U
Authority: CN
Inventors: 郑瑞麟
Original assignee: Zhejiang Ange Automobile Industry Co ltd
Current assignee: Zhejiang Ange Automobile Industry Co ltd
Priority date: 2023-06-19
Filing date: 2023-06-19
Publication date: 2024-01-05
Anticipated expiration: 2033-06-19

Abstract

The utility model relates to the field of scooter equipment, in particular to a damping structure of a scooter, which comprises a rotating rod, a suspension supporting assembly and a swing arm assembly, wherein the suspension supporting assembly and the swing arm assembly are both rotationally connected to the rotating rod, the suspension supporting assembly comprises a first connecting rod, the swing arm assembly comprises a second connecting rod, and also comprises an adjusting shaft and a sleeve which are mutually connected in a sliding manner; the adjusting shaft and the sleeve are respectively and rotatably arranged on the second connecting rod and the first connecting rod, and an elastic piece is arranged between the sleeve and the second connecting rod; the device also comprises a limiting device for controlling the relative position of the adjusting shaft and the sleeve; the utility model solves the problem that the service life of the elastic piece is reduced due to unrestricted stroke of the elastic piece.

Description

Shock-absorbing structure of scooter

Technical Field

The utility model relates to the field of damping devices, in particular to a damping structure of a scooter.

Background

With the development of society, urban traffic is more and more congested, and many people begin to select electric bicycle as a transportation means, and electric scooter belongs to one of electric bicycle, and carries more conveniently, therefore, wide application in urban traffic.

Most of scooter comprise a bottom plate, a handlebar, a front wheel and a rear wheel, the early scooter is not provided with a damping device, vibration cannot be filtered, so that riding feeling on uneven road is poor, and the damping device for the front wheel or the rear wheel appears later; however, the stroke of the elastic member cannot be limited by the vibration absorbing structure using the elastic member to realize vibration absorption in the market, and the elastic limit of the elastic member is easily exceeded when the elastic member is compressed or stretched, so that the elastic member is subjected to plastic deformation, which leads to the reduction of the service life of the elastic member.

Disclosure of Invention

In order to solve the problems, the utility model provides a damping structure of a scooter, which solves the problem that the service life of an elastic piece is reduced due to unrestricted stroke of the elastic piece.

The technical scheme adopted by the utility model is as follows: the damping structure of the scooter comprises a rotating rod, a suspension supporting assembly and a swing arm assembly, wherein the suspension supporting assembly and the swing arm assembly are both rotationally connected to the rotating rod, the suspension supporting assembly comprises a first connecting rod, the swing arm assembly comprises a second connecting rod, and the damping structure further comprises an adjusting shaft and a sleeve which are in sliding connection with each other; the adjusting shaft and the sleeve are respectively and rotatably arranged on the second connecting rod and the first connecting rod, and an elastic piece is arranged between the sleeve and the second connecting rod; or the adjusting shaft and the sleeve are respectively and rotatably arranged on the first connecting rod and the second connecting rod, and an elastic piece is arranged between the sleeve and the first connecting rod; the device also comprises a limiting device for controlling the relative position of the adjusting shaft and the sleeve.

Through foretell technical scheme, scooter generally includes bottom plate, front wheel and rear wheel, and suspension support assembly is used for installing on the bottom plate, and swing arm assembly is used for the erection joint front wheel or rear wheel, and suspension support assembly and swing arm assembly relative rotation back, but stop device control adjusting shaft and telescopic relative position, with the deformation control of elastic component within the elastic limit, effectively extension elastic component life.

Further, the limiting device comprises a positioning block and a strip-shaped through hole, the strip-shaped through hole is arranged on the sleeve and extends along the length direction of the sleeve, the positioning block is arranged on the adjusting shaft, and the positioning block is movably arranged in the strip-shaped through hole.

Through foretell technical scheme, when the locating piece butt was at the both ends of strip through-hole, and the elastic component compresses or extends to limit distance, and the cooperation of strip through-hole and locating piece has restricted the stroke of elastic component, reduces the elastic component and surpasss the elastic limit and lead to the condition of plastic deformation, has prolonged elastic component life, strip through-hole and locating piece shape simple structure, firm.

Further, the adjusting shaft comprises a main shaft and a connecting sleeve which are in threaded connection, and the connecting sleeve is connected with the positioning block.

Through the technical scheme, on the premise that the connecting sleeve and the positioning block are connected to the sleeve, the main shaft and the connecting sleeve are screwed to complete the installation connection of the adjusting shaft and the sleeve, and the installation is very convenient.

Further, the sleeve, the adjusting shaft and the elastic piece are all arranged in pairs, the strip-shaped through holes on the sleeve are oppositely arranged, and the positioning block penetrates through the two opposite strip-shaped through holes and is connected with the adjusting shaft.

According to the technical scheme, one positioning block is simultaneously connected to the two adjusting shafts and is matched with the two strip-shaped through holes, so that the stress on the adjusting shafts arranged in pairs is more uniform; in addition, the number of positioning block parts is reduced, and the production is convenient.

Further, a connecting hole is formed in the connecting sleeve, and two ends of the positioning block are respectively clamped in the two opposite connecting holes.

Through the technical scheme, the two ends of the positioning block are respectively inserted into the two connecting holes, and in the subsequent installation process, the connecting sleeves are prevented from being separated from the connecting holes by preventing the connecting sleeves from being separated from each other, so that the connecting holes and the positioning block are connected in a convenient manner.

Further, the suspension support assembly comprises two support plates connected to the first connecting rod, a first check ring is arranged on the first connecting rod and located between the sleeve and the support plates, the swing arm assembly comprises two connecting plates, a second check ring is arranged on the rotating rod and located between the support plates and the connecting plates.

Through the technical scheme, the first check ring prevents the sleeve from being in direct contact with the supporting piece, the sleeve and the supporting piece cannot be blocked by each other when rotating relative to the first connecting rod, the second check ring prevents the supporting piece from being in direct contact with the connecting piece, and the vibration borne by the elastic piece is more easily conducted to the elastic piece due to the arrangement of the first check ring and the second check ring, so that the damping efficiency is higher.

Further, the first connecting rod comprises a double-head inner tooth screw rod and a screw, a gasket is tightly screwed and clamped between the two ends of the double-head inner tooth screw rod and the screw, and the gasket is located on the outer side of the supporting piece.

According to the technical scheme, the screws are screwed and installed at the two ends of the double-head inner tooth screw rod, and the gasket is used for limiting the installation space of the sleeve and the first check ring; the limit distance between the sleeves can be limited by selecting the double-head inner tooth screw rods with proper lengths, so that the positioning blocks and the connecting holes are prevented from being separated from each other.

Further, two annular grooves are formed in the second connecting rod, clamp springs are detachably connected to the annular grooves, and the adjusting shafts are located between the two clamp springs.

Through foretell technical scheme, jump ring is used for restricting the distance between the regulating spindle for overall structure is compacter, avoids locating piece and connecting hole to break away from each other.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of the present utility model;

FIG. 3 is an exploded view of the present utility model;

the utility model label information is as follows:

1. a rotating rod; 2. a first connecting rod; 3. a second connecting rod; 4. an adjusting shaft; 5. a sleeve; 6. an elastic member; 7. a strip-shaped through hole; 8. a positioning block; 9. a connection hole; 10. a support sheet; 11. a first retainer ring; 12. a connecting sheet; 13. the second check ring; 14. an annular groove; 15. clamping springs; 16. a connecting ring; 21. a double-ended inner tooth screw; 22. a screw; 23. a gasket; 41. a main shaft; 42. connecting sleeves;

the achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

See fig. 1, 2, 3: the damping structure of the scooter comprises a rotating rod 1, a suspension supporting assembly and a swing arm assembly, wherein the suspension supporting assembly and the swing arm assembly are both rotationally connected to the rotating rod 1, the suspension supporting assembly comprises a first connecting rod 2, the swing arm assembly comprises a second connecting rod 3, and the damping structure further comprises an adjusting shaft 4 and a sleeve 5 which are in sliding connection with each other; the adjusting shaft 4 and the sleeve 5 are respectively and rotatably arranged on the second connecting rod 3 and the first connecting rod 2, and an elastic piece 6 is arranged between the sleeve 5 and the second connecting rod 3; or the adjusting shaft 4 and the sleeve 5 are respectively and rotatably arranged on the first connecting rod 2 and the second connecting rod 3, and an elastic piece 6 is arranged between the sleeve 5 and the first connecting rod 2; and a limiting device for controlling the relative positions of the adjusting shaft 4 and the sleeve 5. The scooter generally comprises a bottom plate, a front wheel and a rear wheel, wherein a suspension support assembly is arranged on the bottom plate, a swing arm assembly is arranged on the front wheel or the rear wheel in a mounting connection manner, after the suspension support assembly and the swing arm assembly rotate relatively, a limiting device can control the relative positions of an adjusting shaft 4 and a sleeve 5, deformation of an elastic piece 6 is controlled within an elastic limit, and the service life of the elastic piece 6 is effectively prolonged.

The limiting device comprises a positioning block 8 and a strip-shaped through hole 7, wherein the strip-shaped through hole 7 is arranged on the sleeve 5 and extends along the length direction of the sleeve 5, the positioning block 8 is arranged on the adjusting shaft 4, and the positioning block 8 is movably arranged in the strip-shaped through hole 7. When the positioning block 8 is abutted to the two ends of the strip-shaped through hole 7, the elastic piece 6 is compressed or stretched to a limiting distance, the travel of the elastic piece 6 is limited by the matching of the strip-shaped through hole 7 and the positioning block 8, the plastic deformation caused by the fact that the elastic piece 6 exceeds the elastic limit is reduced, the service life of the elastic piece 6 is prolonged, and the shape and the structure of the strip-shaped through hole 7 and the positioning block 8 are simple and stable.

Preferably, the sleeve 5 and the adjustment shaft 4 are connected to the first connecting rod 2 and the second connecting rod 3, respectively.

The elastic piece 6 is preferably a spring sleeved on the adjusting shaft 4, the connecting ring 16 is preferably arranged on the adjusting shaft 4, the connecting ring 16 is rotationally connected with the second connecting rod 3, and preferably two ends of the spring are abutted with the sleeve 5 and the connecting ring 16; in addition, the embodiment in which the two ends of the spring are respectively abutted against the sleeve 5 and the second connecting rod 3 does not depart from the protection scope of the utility model.

When the relative angle between the suspension support assembly and the swing arm assembly is changed, the relative positions of the sleeve 5 and the adjusting shaft 4 are changed, the limitation of the relative positions of the sleeve 5 and the adjusting shaft 4 is realized by utilizing the strip-shaped through holes 7 and the positioning blocks 8, which is the preferred choice of the utility model, and the limitation of the relative positions of the sleeve 5 and the adjusting shaft 4 or the limitation of the relative angles of the suspension support assembly and the swing arm assembly is realized by utilizing other devices without departing from the protection scope of the utility model.

Preferably, the shape of the positioning block 8 is matched with the width of the strip-shaped through hole 7, the positioning block 8 is in sliding connection with the strip-shaped through hole 7, mutual collision between the positioning block 8 and the strip-shaped through hole 7 is reduced, and the use process is more stable.

The adjusting shaft 4 comprises a main shaft 41 and a connecting sleeve 42 which are connected in a threaded manner, and the connecting sleeve 42 is connected with the positioning block 8. On the premise that the connecting sleeve 42 and the positioning block 8 are connected to the sleeve 5, the main shaft 41 and the connecting sleeve 42 are screwed to complete the installation connection of the adjusting shaft 4 and the sleeve 5, and the installation is quite convenient.

See fig. 1, 2, 3: the sleeves 5, the adjusting shafts 4 and the elastic pieces 6 are arranged in pairs, the strip-shaped through holes 7 on the sleeves 5 are arranged oppositely, and the positioning blocks 8 penetrate through the two opposite strip-shaped through holes 7 and are connected with the adjusting shafts 4. A positioning block 8 is simultaneously connected to the two adjusting shafts 4 and is matched with the two strip-shaped through holes 7, so that the stress on the adjusting shafts 4 arranged in pairs is more uniform; in addition, the number of parts of the positioning block 8 is reduced, and the production is convenient.

Preferably, in the utility model, the number of the sleeve 5, the adjusting shaft 4 and the elastic piece 6 is two; preferably, the strip-shaped through holes 7 on the two sleeves 5 are symmetrically arranged, and the whole positioning block 8 is in a rod shape, so that the position relation and the stress relation of the positioning block 8 and the two strip-shaped through holes 7 are the same, and the stress on two sides of the positioning block 8 is more uniform.

See fig. 2, 3: the connecting sleeve 42 is provided with connecting holes 9, and two ends of the positioning block 8 are respectively clamped in the two opposite connecting holes 9. The two ends of the positioning block 8 are respectively inserted into the two connecting holes 9, so that the installation can be completed, in the subsequent installation process, the end parts of the positioning block 8 and the connecting holes 9 can be prevented from being separated from each other only by preventing the connecting sleeves 42 from being separated from each other, and the connecting mode of the connecting holes 9 and the positioning block 8 facilitates the installation of the utility model.

The suspension supporting component comprises two supporting plates 10 connected to the first connecting rod 2, a first check ring 11 is arranged on the first connecting rod 2, the first check ring 11 is located between the sleeve 5 and the supporting plates 10, the swing arm component comprises two connecting plates 12, a second check ring 13 is arranged on the rotating rod 1, and the second check ring 13 is located between the supporting plates 10 and the connecting plates 12. The first check ring 11 avoids direct contact between the sleeve 5 and the supporting piece 10, so that the sleeve 5 and the supporting piece 10 can not mutually block when rotating relative to the first connecting rod 2, the second check ring 13 avoids direct contact between the supporting piece 10 and the connecting piece 12, and the vibration applied by the utility model is more easily conducted to the elastic piece 6 due to the arrangement of the first check ring 11 and the second check ring 13, so that the damping efficiency is higher.

See fig. 2, 3: the first connecting rod 2 comprises a double-head inner tooth screw rod 21 and a screw 22, a gasket 23 is tightly screwed and clamped between two ends of the double-head inner tooth screw rod 21 and the screw 22, and the gasket 23 is positioned on the outer side of the supporting piece 10. The screws 22 are screwed on the two ends of the double-head inner tooth screw rod 21 and limit the installation space of the sleeve 5 and the first check ring 11 by using the washers 23, compared with the traditional outer tooth screw rod and nut matching, the utility model avoids the extrusion of the sleeve 5 caused by the too small installation space of the sleeve 5 and the first check ring 11, and ensures the smooth relative rotation between the sleeve 5 and the first connecting rod 2; the limit distance between the sleeves 5 can be limited by selecting the double-head inner tooth screw rod 21 with proper length, so that the positioning block 8 and the connecting hole 9 are prevented from being separated from each other. Two annular grooves 14 are formed in the second connecting rod 3, clamp springs 15 are detachably connected to the annular grooves 14, and the adjusting shaft 4 is located between the two clamp springs 15. The clamp spring 15 is used for limiting the distance between the adjusting shafts 4, so that the whole structure is more compact, and the positioning block 8 and the connecting hole 9 are prevented from being separated from each other.

When the utility model is used, when vibration is born between the front wheel or the rear wheel and the bottom plate, the suspension supporting component and the swing arm component relatively rotate, the first connecting rod 2 and the second connecting rod 3 are close to or far away from each other, when the positioning block 8 is abutted against one end of the strip-shaped through hole 7, which is close to the first connecting rod 2, the elastic piece 6 is compressed to the limit state, and when the positioning block 8 is abutted against one end of the strip-shaped through hole 7, which is close to the second connecting rod 3, the elastic piece 6 is stretched to the limit state.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims

1. The utility model provides a shock-absorbing structure of scooter, includes bull stick (1), suspension supporting component and swing arm subassembly, suspension supporting component with swing arm subassembly all rotate connect in on bull stick (1), suspension supporting component includes head rod (2), swing arm subassembly includes second connecting rod (3), its characterized in that: the device also comprises an adjusting shaft (4) and a sleeve (5) which are connected with each other in a sliding way; the adjusting shaft (4) and the sleeve (5) are respectively and rotatably arranged on the second connecting rod (3) and the first connecting rod (2), and an elastic piece (6) is arranged between the sleeve (5) and the second connecting rod (3); or the adjusting shaft (4) and the sleeve (5) are respectively and rotatably arranged on the first connecting rod (2) and the second connecting rod (3), and an elastic piece (6) is arranged between the sleeve (5) and the first connecting rod (2); the device also comprises a limiting device for controlling the relative positions of the adjusting shaft (4) and the sleeve (5).

2. The shock absorbing structure of a scooter of claim 1, wherein: the limiting device comprises a positioning block (8) and a strip-shaped through hole (7), wherein the strip-shaped through hole (7) is arranged on the sleeve (5) and extends along the length direction of the sleeve (5), the positioning block (8) is arranged on the adjusting shaft (4), and the positioning block (8) is movably arranged in the strip-shaped through hole (7).

3. The shock absorbing structure of a scooter of claim 2, wherein: the adjusting shaft (4) comprises a main shaft (41) and a connecting sleeve (42) which are in threaded connection, and the connecting sleeve (42) is connected with the positioning block (8).

4. A shock absorbing structure for a scooter according to claim 3, wherein: the sleeve (5), the adjusting shaft (4) and the elastic piece (6) are arranged in pairs, the strip-shaped through holes (7) on the sleeve (5) are oppositely arranged, and the positioning block (8) penetrates through the two opposite strip-shaped through holes (7) and is connected with the adjusting shaft (4).

5. The shock absorbing structure of a scooter of claim 4, wherein: the connecting sleeve (42) is provided with connecting holes (9), and two ends of the positioning block (8) are respectively clamped in the two opposite connecting holes (9).

6. The shock absorbing structure of a scooter of claim 1 or 2 or 3 or 5, wherein: the suspension supporting assembly comprises two supporting plates (10) connected to a first connecting rod (2), a first check ring (11) is arranged on the first connecting rod (2), the first check ring (11) is located between the sleeve (5) and the supporting plates (10), the swing arm assembly comprises two connecting plates (12), a second check ring (13) is arranged on the rotating rod (1), and the second check ring (13) is located between the supporting plates (10) and the connecting plates (12).

7. The shock absorbing structure of a scooter of claim 6, wherein: the first connecting rod (2) comprises a double-head inner tooth screw rod (21) and screws (22), gaskets (23) are tightly screwed and clamped between two ends of the double-head inner tooth screw rod (21) and the screws (22), and the gaskets (23) are located on the outer side of the supporting piece (10).

8. The shock absorbing structure of a scooter of claim 7, wherein: two annular grooves (14) are formed in the second connecting rod (3), clamp springs (15) are detachably connected to the annular grooves (14), and the adjusting shafts (4) are located between the two clamp springs (15).