Automobile steering knuckle opening device

Abstract

The utility model discloses an automobile steering knuckle opening device which comprises a steering pull rod, movable buckles are arranged at the two ends of the steering pull rod, a suspension upper fork arm is arranged at the upper ends of the movable buckles, a mounting hole is formed in one end of the suspension upper fork arm, a suspension lower connecting rod is arranged at the lower end of the suspension upper fork arm, and a steering knuckle is arranged on one side of the suspension lower connecting rod. A connecting block is arranged on one side of the steering knuckle, a shock absorber is arranged at the upper end of the suspension lower connecting rod, a damping spring is arranged on the periphery of the shock absorber, a connecting buckle is arranged at the upper end of the shock absorber, a protective cover is arranged on the periphery of the steering pull rod, a steering shell is arranged at one end of the protective cover, and a rotating ring is arranged in the power-assisted motor; a rotating ring is arranged in the steering shell, a lead screw is arranged in the rotating ring, a steering column is arranged on one side of the steering shell, a steering gear is arranged at one end of the steering column, and a steering rack is arranged in the steering gear.

Description

Technical Field

[0001] The utility model relates to the field of automotive steering devices, in particular to an automotive steering knuckle spreading device. Background Art

[0002] The steering gear is a machine that helps the driver exert force while the driver turns the steering wheel, so as to reduce the force exerted by the driver during steering and achieve the purpose of making it easy and convenient for the driver to drive. It is mainly divided into rack and pinion steering and worm and worm gear steering. There are roughly three types of power steering devices on the market: electric motor electric power steering, rack and pinion hydraulic power steering, and electro-hydraulic power steering.

[0003] With the great development of contemporary social technology and the improvement of people's living standards, the usage of automobiles is also increasing. The automotive steering gear is an indispensable part of automobile manufacturing. At present, most steering gear structures have high manufacturing costs and poor shock absorption effects.

[0004] In view of this, in order to study and improve the existing problems, an automotive steering knuckle spreading device is provided. The structure is reasonably designed, with high stability and taking into account various applications. The purpose is to solve problems and improve practical value through this technology. Content of the Utility Model

[0005] The purpose of the utility model is to solve the deficiencies existing in the prior art and propose an automotive steering knuckle spreading device.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme: an automotive steering knuckle spreading device, which includes a steering tie rod. Activity buckles are arranged at both ends of the steering tie rod. A suspension upper fork arm is arranged at the upper end of the activity buckle. An installation hole is arranged at one end of the suspension upper fork arm. A suspension lower link is arranged at the lower end of the suspension upper fork arm. A steering knuckle is arranged on one side of the suspension lower link. A connection block is arranged on one side of the steering knuckle. A shock absorber is arranged at the upper end of the suspension lower link. A shock spring is arranged around the shock absorber. A connection buckle is arranged at the upper end of the shock absorber. A protective cover is arranged around the steering tie rod. A steering housing is arranged at one end of the protective cover. An assist motor is arranged at one end of the steering housing. A rotating ring is arranged inside the assist motor. A lead screw is arranged inside the rotating ring. A steering column is arranged on one side of the steering housing. A steering gear is arranged at one end of the steering column. A steering rack is arranged inside the steering gear. Through the use of the steering tie rod and the steering knuckle, the utility model realizes an automotive steering knuckle spreading device.

[0007] As a further description of the above technical solution:

[0008] The movable buckle is fixedly connected to one end of the steering tie rod, and the number thereof is two groups. The upper suspension upper arm is fixedly connected to the upper end of the movable buckle, and the number thereof is two groups, which are divided into left and right groups and are horizontally opposed. The mounting holes are opened at one end of the suspension upper arm, and the number thereof is several groups.

[0009] As a further description of the above technical solution:

[0010] The lower suspension link is fixedly connected to the lower end of the upper suspension arm. The number thereof is two groups on the left and right, and they are horizontally opposed and parallel. The steering knuckle is movably connected to the lower end of the lower suspension link, and its upper end is movably connected to the upper suspension arm.

[0011] As a further description of the above technical solution:

[0012] The connecting block is fixedly connected to one side of the steering knuckle and is movably connected to the movable buckle. The movable buckle controls the steering of the vehicle through the steering knuckle. The shock absorber is fixedly connected to the upper end of the lower suspension link, and the number thereof is two groups. The shock absorber spring is movably connected to the periphery of the shock absorber, and the connecting buckle is fixedly connected to the upper end of the shock absorber.

[0013] As a further description of the above technical solution:

[0014] The protective cover is fixedly connected to one end of the steering tie rod, and the number thereof is two groups. The steering housing is fixedly connected to one end of the protective cover. The power assist motor is fixedly connected to one end of the steering housing, and a rotating ring is movably connected inside it. A lead screw is fixedly connected inside the rotating ring, and the power assist motor rotates the rotating ring to drive the lead screw to expand and contract.

[0015] As a further description of the above technical solution:

[0016] The steering column is fixedly connected inside the steering housing. The steering gear is fixedly connected to one end of the steering column. A steering rack is arranged at the lower end of the steering gear. The steering column drives the steering gear to rotate, and controls the steering of the vehicle by driving the steering rack.

[0017] The utility model has the following beneficial effects: The steering tie rod facilitates the transmission of motion and power-assisted steering, enhances the stability, safety of vehicle operation and the service life of tires. The upper suspension upper arm enhances the steering stability. The lower suspension link enhances the guiding and supporting properties of the steering gear structure. The steering knuckle changes or maintains the direction of the vehicle during driving or reversing, enhancing the driving stability. The shock absorber and the shock absorber spring reduce the vibration caused by the impact on the road surface, prevent braking deviation, and protect the safety of the driver. The protective cover prevents mud, water, oil and dirt from entering the inside of the steering gear, protects the internal parts of the equipment, and extends the service life. The steering housing protects the internal components, preventing damage from the external environment. The power assist motor reduces the force intensity for the driver to turn the steering wheel. Description of the Drawings

[0018] Figure 1 This is the overall appearance diagram of a vehicle steering knuckle spreading device proposed by the utility model;

[0019] Figure 2 This is a cross-sectional view of a vehicle steering knuckle spreading device proposed by the utility model;

[0020] Figure 3 The utility model is a cross-sectional view of an automobile steering knuckle spreading device.

[0021] Legend:

[0022] 1. Steering rod; 2. Active buckle; 3. Suspension upper wishbone; 4. Mounting hole; 5. Suspension lower link; 6. Steering knuckle; 7. Connecting block; 8. Shock absorber; 9. Shock absorber spring; 10. Connecting buckle; 11. Protective cover; 12. Steering housing; 13. Power-assisted motor; 14. Rotating ring; 15. Screw; 16. Steering column; 17. Steering gear; 18. Steering rack. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present utility model and simplifying the description, and does 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 therefore cannot be understood as a limitation of the present utility model; the terms "first", "second", and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0025] Reference Figures 1-3The utility model provides an embodiment: a car steering knuckle spreading device, comprising a steering tie rod 1, two ends of the steering tie rod 1 are provided with movable buckles 2, the upper end of the movable buckle 2 is provided with a suspension upper fork arm 3, one end of the suspension upper fork arm 3 is provided with a mounting hole 4, the lower end of the suspension upper fork arm 3 is provided with a suspension lower link 5, one side of the suspension lower link 5 is provided with a steering knuckle 6, one side of the steering knuckle 6 is provided with a connecting block 7, the upper end of the suspension lower link 5 is provided with a shock absorber 8, and the outer periphery of the shock absorber 8 is provided with A shock absorbing spring 9, a connecting buckle 10 is provided at the upper end of the shock absorber 8, a shield 11 is provided at the periphery of the steering tie rod 1, a steering housing 12 is provided at one end of the shield 11, a power-assist motor 13 is provided at one end of the steering housing 12, a rotating ring 14 is provided inside the power-assist motor 13, a screw rod 15 is provided inside the rotating ring 14, a steering column 16 is provided on one side of the steering housing 12, a steering gear 17 is provided at one end of the steering column 16, and a steering rack 18 is provided at the lower end of the steering gear 17.

[0026] Specifically, the movable buckle 2 is fixedly connected to one end of the steering rod 1, and there are two groups of them. They are movably connected to the connecting block 7, and the direction is controlled by the steering rod 1. The suspension upper fork arm 3 is fixedly connected to the upper end of the movable buckle 2, and there are two groups of them. They are divided into left and right groups, which are horizontally opposed to each other, thereby enhancing the steering stability. The mounting holes 4 are opened at one end of the suspension upper fork arm 3, and there are several groups of them, which facilitates the installation of the suspension upper fork arm 3.

[0027] Specifically, the lower suspension link 5 is fixedly connected to the lower end of the upper suspension fork arm 3, and there are two groups of left and right links, which are horizontally opposed and parallel, thereby strengthening the guidance and support of the steering structure. The steering knuckle 6 is movably connected to the lower end of the lower suspension link 5, and its upper end is movably connected to the upper suspension fork arm 3, so as to change or maintain the direction of the vehicle's driving or reversing.

[0028] Specifically, the connecting block 7 is fixedly connected to one side of the steering knuckle 6, which is movably connected to the movable buckle 2. The movable buckle 2 controls the steering of the car through the steering knuckle 6. The shock absorber 8 is fixedly connected to the upper end of the lower link 5 of the suspension. There are two groups of shock absorbers 8. The shock absorbing spring 9 is movably connected to the periphery of the shock absorber 8. The connecting buckle 10 is fixedly connected to the upper end of the shock absorber 8, which reduces the vibration caused by the impact on the road surface and prevents the brake from running away.

[0029] Specifically, a guard 11 is fixedly connected to one end of the steering rod 1, and there are two sets of guard 11 to prevent mud, water and oil from entering the steering gear and causing failure of the steering gear. A steering housing 12 is fixedly connected to one end of the guard 11 to protect internal components. A power-assisted motor 13 is fixedly connected to one end of the steering housing 12 to assist the driver in adjusting the direction of the car. A rotating ring 14 is movably connected to the housing, and a screw rod 15 is fixedly connected to the rotating ring 14. The power-assisted motor 13 rotates the rotating ring 14 to drive the screw rod 15 to extend and retract.

[0030] Specifically, the steering column 16 is fixedly connected inside the steering housing 12 for the driver to control the direction. The steering gear 17 is fixedly connected to one end of the steering column 16. A steering rack 18 is provided at the lower end of the steering gear 17. The steering column 16 drives the steering gear 17 to rotate, and controls the steering of the vehicle by driving the steering rack 18.

[0031] Working principle and process: The rotation of the steering wheel drives the rotation of the steering column 16. The steering column 16 drives the rotation of the steering gear 17. The steering gear 17 drives the movement of the steering rack 18, thereby controlling the movement of the steering tie rod 1. The movement of the steering tie rod 1 moves the movable buckle 2. The movable buckle 2 controls the movement of the steering knuckle 6 through the connecting block 7, thereby performing steering. When steering, the assist motor 13 rotates the rotating ring 14, and the rotating ring 14 rotates the lead screw 15 to assist in steering.

[0032] Finally, it should be noted that the above are only the preferred embodiments of the present invention and are not used to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A vehicle steering knuckle spreading device, comprising a steering tie rod (1), characterized in that: Both ends of the steering tie rod (1) are provided with movable buckles (2); the upper end of the movable buckle (2) is provided with a suspension upper fork arm (3); one end of the suspension upper fork arm (3) is provided with a mounting hole (4); the lower end of the suspension upper fork arm (3) is provided with a suspension lower link (5); one side of the suspension lower link (5) is provided with a steering knuckle (6); one side of the steering knuckle (6) is provided with a connecting block (7); the upper end of the suspension lower link (5) is provided with a shock absorber (8); the outer periphery of the shock absorber (8) is provided with a shock absorbing spring (9); the upper end of the shock absorber (8) is provided with a connecting block (7); A buckle (10), wherein a protective cover (11) is disposed on the periphery of the steering tie rod (1), a steering housing (12) is disposed at one end of the protective cover (11), a power-assisting motor (13) is disposed at one end of the steering housing (12), a rotating ring (14) is disposed inside the power-assisting motor (13), a screw rod (15) is disposed inside the rotating ring (14), a steering column (16) is disposed on one side of the steering housing (12), a steering gear (17) is disposed at one end of the steering column (16), and a steering rack (18) is disposed at the lower end of the steering gear (17).

2. The automobile steering knuckle spreading device according to claim 1, characterized in that: The movable buckle (2) is fixedly connected to one end of the steering tie rod (1), and there are two sets of them. The upper fork arm (3) of the suspension is fixedly connected to the upper end of the movable buckle (2), and there are two sets of them, which are divided into left and right groups and are horizontally opposed. The mounting hole (4) is opened at one end of the upper fork arm (3) of the suspension, and there are several sets of them.

3. The automobile steering knuckle spreading device according to claim 1, characterized in that: The lower suspension link (5) is fixedly connected to the lower end of the upper suspension fork arm (3), and there are two left and right groups of them, which are horizontally opposed and parallel. The steering knuckle (6) is movably connected to the lower end of the lower suspension link (5), and its upper end is movably connected to the upper suspension fork arm (3).

4. The automobile steering knuckle spreading device according to claim 1, characterized in that: The connecting block (7) is fixedly connected to one side of the steering knuckle (6) and is movably connected to the movable buckle (2). The movable buckle (2) controls the steering of the vehicle through the steering knuckle (6). The shock absorber (8) is fixedly connected to the upper end of the suspension lower link (5). There are two groups of shock absorbers (8). The shock absorbing spring (9) is movably connected to the outer periphery of the shock absorber (8). The connecting buckle (10) is fixedly connected to the upper end of the shock absorber (8).

5. The automobile steering knuckle spreading device according to claim 1, characterized in that: The shield (11) is fixedly connected to one end of the steering tie rod (1), and there are two sets of shields; the steering housing (12) is fixedly connected to one end of the shield (11); the power-assist motor (13) is fixedly connected to one end of the steering housing (12), and a rotating ring (14) is movably connected therein; a screw rod (15) is fixedly connected therein; the power-assist motor (13) rotates the rotating ring (14) to drive the screw rod (15) to extend and retract.

6. The automobile steering knuckle spreading device according to claim 1, characterized in that: The steering column (16) is fixedly connected inside the steering housing (12); the steering gear (17) is fixedly connected to one end of the steering column (16); a steering rack (18) is provided at the lower end of the steering gear (17); the steering column (16) drives the steering gear (17) to rotate, and controls the steering of the vehicle by driving the steering rack (18).

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