CN213292420U

CN213292420U - Suspension damping mechanism of steering wheel

Info

Publication number: CN213292420U
Application number: CN202022404726.5U
Authority: CN
Inventors: 王鹏; 王强
Original assignee: Shenzhen City Zhongzhou Intelligent Technology Co ltd
Current assignee: Shenzhen City Zhongzhou Intelligent Technology Co ltd
Priority date: 2020-10-26
Filing date: 2020-10-26
Publication date: 2021-05-28
Anticipated expiration: 2030-10-26

Abstract

The utility model discloses a suspension damping mechanism of a steering wheel, which comprises a steering wheel, wherein a steering wheel mounting plate is arranged at the upper end of the steering wheel, a placing groove is arranged at the top end of the steering wheel mounting plate, a rotating shaft fixing seat is arranged in the placing groove, a rotating shaft is arranged on one side of the rotating shaft fixing seat, and a spacer sleeve is arranged outside the rotating shaft; according to the suspension damping mechanism of the steering wheel, the rotating shaft fixing seat, the rotating shaft, the spacer bush, the rotating shaft pull cover, the compression spring, the frame indicating plate, the spring limiting rod, the bearing with the seat and the steering wheel assembly mounting plate are arranged, so that the phenomenon that the steering wheel is blocked due to the fact that the steering wheel cannot move up and down during damping can be avoided, and the practicability of the damping mechanism is improved; through setting up wearing layer, enhancement layer and strengthening rib, can reach the effectual wearability that improves the rotation axis, enhancement layer and strengthening rib can effectually improve the bulk strength of rotation axis, have guaranteed damper's normal use.

Description

Suspension damping mechanism of steering wheel

Technical Field

The utility model relates to a damper technical field specifically is a suspension damper of steering wheel.

Background

An AGV, also called an AGV cart, is a transport vehicle equipped with an automatic navigation device such as an electromagnetic or optical device, capable of traveling along a predetermined navigation route, having safety protection and various transfer functions, and does not require a driver's transport vehicle in industrial applications, the rechargeable battery is used as the power source, the traveling path and the behavior can be controlled by a computer, or the electromagnetic track is used to set the advancing path, the electromagnetic track is adhered to the floor, the unmanned transport vehicle moves and acts according to the information brought by the electromagnetic track, in order to ensure the normal movement of the AGV, the steering wheel is one of the indispensable components, when the steering wheel is used, the damping mechanism is required to be used for damping, the problem that the AGV trolley is damaged due to overlarge vibration generated during moving is avoided, and the damping mechanism provided at present is a suspension type and is a suspension damping mechanism of the existing steering wheel.

The prior art has the following defects or problems:

1. the existing damping mechanism cannot effectively play a role in buffering and damping, so that the damping mechanism is unreasonable in structural design and inconvenient to assemble, meanwhile, when the steering wheel walks and goes over the bank, the steering wheel cannot move up and down during damping, the phenomenon that the steering wheel is blocked easily is caused, and the practicability of the damping mechanism is reduced;

2. when damper uses, the wearing resistance of rotation axis is poor to cause the rotation axis to damage and lead to changing the difficulty easily, simultaneously, the bulk strength of rotation axis is more weak to cause the rotation axis to appear the fracture when using and lead to the unable problem that uses of damper easily to damper's normal use can't be guaranteed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's weak point, a damper hangs of steering wheel is provided, with solve that to put forward in the background art when the bank is crossed in the steering wheel walking, can't realize that the steering wheel can move about from top to bottom, the steering wheel can't be gone up the activity from top to bottom during the shock attenuation and lead to the steering wheel to appear the problem of the dead phenomenon of card easily, the poor wearability of rotation axis causes the rotation axis to damage and leads to changing the difficulty easily, the rotation axis appears the problem that the fracture leads to the unable problem of using of damper easily when the bulk strength of rotation axis causes the use more weakly.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a suspension damper of steering wheel, includes the steering wheel, the upper end of steering wheel is provided with the steering wheel mounting panel, the standing groove has been seted up on the top of steering wheel mounting panel, the inside of standing groove is provided with the rotation axis fixing base, one side of rotation axis fixing base is provided with the rotation axis, the outside of rotation axis is provided with the spacer sleeve, and the one end of rotation axis is provided with the rotation axis and draws the lid, the rotation axis draws one side of lid to be provided with compression spring, compression spring's upper end is provided with the frame and signals the board, the bottom that the board was signaled to the frame is provided with the spring gag lever post, the exterior wall of rotation axis is provided with the area seat bearing, one side of area seat bearing is provided with steering wheel subassembly mounting panel, the inner wall of rotation axis is provided with the wearing.

As the utility model discloses a preferred technical scheme, the shape of wearing layer is the cylinder structure, and the length of wearing layer is the same with the length of rotation axis.

As the utility model discloses an optimized technical scheme, the shape of enhancement layer is the cylinder structure, the shape of strengthening rib is the X font, and the quantity of strengthening rib is a plurality of groups, the thickness of enhancement layer is greater than the thickness of wearing layer.

As the utility model discloses a preferred technical scheme, the quantity of standing groove is two sets of, and the internal diameter size of standing groove and the external diameter size phase-match of rotation axis fixing base.

As the utility model discloses an optimal technical scheme, the quantity of rolling bearing is two sets of, rolling bearing symmetry sets up between two sets of rotation axis fixing bases.

As the utility model discloses an optimized technical scheme, compression spring's quantity is two sets of, and compression spring is spiral spring.

As the utility model discloses an optimized technical scheme, the shape of spring gag lever post is the cylinder structure, and the quantity of spring gag lever post is the same with compression spring's quantity, the length of spring gag lever post is less than compression spring's length.

Compared with the prior art, the utility model provides a damper that hangs of steering wheel possesses following beneficial effect:

1. according to the suspension damping mechanism of the steering wheel, the rotating shaft fixing seat, the rotating shaft, the spacer bush, the rotating shaft pull cover, the compression spring, the frame indicating plate, the spring limiting rod, the bearing with the seat and the steering wheel assembly mounting plate are arranged, when the steering wheel is used, the damping effect can be effectively buffered by swinging around the rotating shaft, so that the damping mechanism is reasonable in structural design and convenient to assemble, meanwhile, when the steering wheel walks and climbs, the compression spring is stressed and compressed by rotating around the rotating shaft machine, the steering wheel can move up and down, the phenomenon that the steering wheel is blocked due to the fact that the steering wheel cannot move up and down during damping is avoided, the operation is simple and convenient, and the practicability of the damping mechanism is improved;

2. this suspension damper of steering wheel, through setting up the wearing layer, enhancement layer and strengthening rib, when damper uses, the wearing layer can effectually improve the wearability of rotation axis, the poor problem that causes the rotation axis to damage and lead to changing the difficulty of the wearability of rotation axis has been avoided, and simultaneously, enhancement layer and strengthening rib can effectually improve the bulk strength of rotation axis, the problem that the rotation axis breaks off and leads to damper unable to use appears when having avoided the bulk strength of rotation axis to cause the use more weakly, thereby damper's normal use has been guaranteed.

Drawings

FIG. 1 is an exploded view of the present invention;

FIG. 2 is a schematic view of the structure of the inner wall of the rotating shaft of the present invention;

FIG. 3 is an enlarged partial schematic view of FIG. 2;

fig. 4 is a schematic view of the connection between the rotating shaft and the bearing with seat of the present invention.

In the figure: 1. a steering wheel; 2. a steering wheel mounting plate; 3. a placement groove; 4. a rotating shaft fixing seat; 5. A rotating shaft; 6. a spacer sleeve; 7. the rotating shaft pulls the cover; 8. a compression spring; 9. a frame schematic plate; 10. A spring limit rod; 11. a pedestal bearing; 12. a steering wheel assembly mounting plate; 13. a wear layer; 14. A reinforcing layer; 15. and (5) reinforcing ribs.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, in this embodiment: a suspension damping mechanism of a steering wheel comprises a steering wheel 1, a steering wheel mounting plate 2 is arranged at the upper end of the steering wheel 1, a placing groove 3 is arranged at the top end of the steering wheel mounting plate 2, a rotating shaft fixing seat 4 is arranged inside the placing groove 3, a rotating shaft 5 is arranged on one side of the rotating shaft fixing seat 4, a spacer 6 is arranged outside the rotating shaft 5, and one end of the rotating shaft 5 is provided with a rotating shaft pull cover 7, one side of the rotating shaft pull cover 7 is provided with a compression spring 8, the upper end of the compression spring 8 is provided with a frame indicating plate 9, the bottom end of the frame indicating plate 9 is provided with a spring limiting rod 10, the outer surface wall of the rotating shaft 5 is provided with a bearing 11 with a seat, one side of the bearing 11 with the seat is provided with a steering wheel assembly mounting plate 12, the inner wall of the rotating shaft 5 is provided with a wear-resistant layer 13, one side of the wear-resistant layer 13 is provided with a reinforcing layer 14, and a.

In this embodiment, the wear-resistant layer 13 is in a cylindrical structure, and the length of the wear-resistant layer 13 is the same as that of the rotating shaft 5; the wear-resistant layer 13 can effectively improve the wear resistance of the rotating shaft 5, and the problem that the rotating shaft 5 is damaged due to poor wear resistance of the rotating shaft 5 to cause difficulty in replacement is avoided. The shape of enhancement layer 14 is the cylinder structure, and the shape of strengthening rib 15 is the X font, and the quantity of strengthening rib 15 is a plurality of groups, and the thickness of enhancement layer 14 is greater than the thickness of wearing layer 13, and enhancement layer 14 and strengthening rib 15 can effectually improve the bulk strength of rotation axis 5, and the bulk strength of rotation axis 5 is more weak to be caused when using the problem that rotation axis 5 appears the fracture and leads to damper to fail to use is avoided. The number of the placing grooves 3 is two, and the inner diameter of each placing groove 3 is matched with the outer diameter of the rotating shaft fixing seat 4; the rotating shaft fixing seat 4 is clamped into the placing groove 3, and the damping mechanism can be connected with the steering wheel mounting plate 2. The number of the bearings 11 with seats is two, and the bearings 11 with seats are symmetrically arranged between the two groups of rotating shaft fixing seats 4; the seated bearing 11 is effective in improving the flexibility of rotation about the rotation axis 5. The number of the compression springs 8 is two, and the compression springs 8 are spiral springs; by rotating around the rotation axis 5, the compression spring 8 is forced to compress, thereby realizing that the steering wheel 1 can move up and down. The spring limiting rods 10 are of cylindrical structures, the number of the spring limiting rods 10 is the same as that of the compression springs 8, and the length of the spring limiting rods 10 is smaller than that of the compression springs 8; the spring limiting rod 10 can play a role in limiting installation of the compression spring 8, so that the installation accuracy of the compression spring 8 is guaranteed.

The utility model discloses a theory of operation and use flow: a suspension damping mechanism of a steering wheel is characterized in that when the suspension damping mechanism is used, firstly, a rotating shaft fixing seat 4, a rotating shaft 5, a spacer bush 6, a rotating shaft pull cover 7, a compression spring 8, a frame indicating plate 9, a spring limiting rod 10, a seated bearing 11 and a steering wheel assembly mounting plate 12 are assembled and mounted, when the steering wheel 1 is used, the suspension damping mechanism can effectively play a role in buffering and damping by swinging around the rotating shaft 5, so that the damping mechanism is reasonable in structural design and convenient to assemble, and meanwhile, when the steering wheel 1 walks and goes beyond a bank, the compression spring 8 can be compressed by rotating around the rotating shaft 5, so that the steering wheel 1 can move up and down, the phenomenon that the steering wheel 1 is stuck due to the fact that the steering wheel 1 cannot move up and down during damping is avoided, and the practicability of the damping mechanism is improved; when damper uses, wearing layer 13 can effectually improve the wearability of rotation axis 5, avoided rotation axis 5's wearability poor to cause rotation axis 5 to damage and lead to the problem of changing the difficulty, simultaneously, enhancement layer 14 and strengthening rib 15 can effectually improve rotation axis 5's bulk strength, the problem that damper can't use is leaded to appearing splitting when having avoided rotation axis 5's bulk strength to be more weak to cause the use rotation axis 5 to appear, thereby damper's normal use has been guaranteed.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A suspension damping mechanism of a steering wheel is characterized in that: comprises a steering wheel (1), a steering wheel mounting plate (2) is arranged at the upper end of the steering wheel (1), a placing groove (3) is formed in the top end of the steering wheel mounting plate (2), a rotating shaft fixing seat (4) is arranged inside the placing groove (3), a rotating shaft (5) is arranged on one side of the rotating shaft fixing seat (4), a spacer sleeve (6) is arranged outside the rotating shaft (5), a rotating shaft pull cover (7) is arranged at one end of the rotating shaft (5), a compression spring (8) is arranged on one side of the rotating shaft pull cover (7), a frame indicating plate (9) is arranged at the upper end of the compression spring (8), a spring limiting rod (10) is arranged at the bottom end of the frame indicating plate (9), a seated bearing (11) is arranged on the outer wall of the rotating shaft (5), a steering wheel assembly mounting plate (12) is arranged on one side of the seated bearing, the inner wall of rotation axis (5) is provided with wearing layer (13), one side of wearing layer (13) is provided with enhancement layer (14), the inside of enhancement layer (14) is provided with strengthening rib (15).

2. A suspension damper mechanism for a steering wheel according to claim 1, wherein: the shape of the wear-resistant layer (13) is a cylindrical structure, and the length of the wear-resistant layer (13) is the same as that of the rotating shaft (5).

3. A suspension damper mechanism for a steering wheel according to claim 1, wherein: the reinforcing layer (14) is of a cylindrical structure, the reinforcing ribs (15) are X-shaped, the number of the reinforcing ribs (15) is a plurality of groups, and the thickness of the reinforcing layer (14) is larger than that of the wear-resistant layer (13).

4. A suspension damper mechanism for a steering wheel according to claim 1, wherein: the number of the placing grooves (3) is two, and the inner diameter of the placing grooves (3) is matched with the outer diameter of the rotating shaft fixing seat (4).

5. A suspension damper mechanism for a steering wheel according to claim 1, wherein: the number of the bearings (11) with the seats is two, and the bearings (11) with the seats are symmetrically arranged between the two groups of rotating shaft fixing seats (4).

6. A suspension damper mechanism for a steering wheel according to claim 1, wherein: the number of the compression springs (8) is two, and the compression springs (8) are spiral springs.

7. A suspension damper mechanism for a steering wheel according to claim 1, wherein: the spring limiting rod (10) is of a cylindrical structure, the number of the spring limiting rods (10) is the same as that of the compression springs (8), and the length of the spring limiting rods (10) is smaller than that of the compression springs (8).