CN204985471U - Mechanical damper for vehicle - Google Patents

Abstract

The utility model relates to a shock absorber, more specifically a mechanical shock absorber for vehicles. The shock absorber has a simple, compact and reasonable structure, convenient and quick assembly, reliable connection, and multi-stage shock absorber springs. , greatly improving the reliability of the shock absorber, easy to use and promote. The piston rod passes through the upper end cover and is arranged inside the shock absorber cylinder. The upper end cover is arranged on the top end of the shock absorber cylinder and is connected to the fixed piece I by bolts. The buffer spring I is fixedly connected to the fixed piece I. And it is located between the fixed piece I and the spring pressure block, the buffer spring II is fixedly connected to the top of the spring connecting piece, the spring connecting piece is fixedly installed on the top of the fixed piece II, and the fixed piece II is fixedly installed inside the shock absorber cylinder, The buffer spring III is fixedly connected to the top of the installation base, the installation base is fixedly arranged at the bottom of the shock absorber cylinder, and the support is fixedly connected to the bottom of the shock absorber cylinder and the installation base.

Description

A kind of mechanical shock absorber for vehicle

technical field

The utility model relates to a shock absorber, in particular to a mechanical shock absorber for vehicles.

Background technique

During the driving process of the vehicle, the vibration of the car is aroused by many factors due to the unevenness of the road surface. The shock and vibration caused by the unevenness of the road are transmitted to the suspension through the wheels, and then transmitted to the body by the suspension. As a result, the vibration of the driver and its passengers is caused, and of course the goods are also impacted. In this way, the people or goods in the vehicle are placed in a vibration environment, which greatly reduces the stability of the vehicle, and the vibration affects people's comfort, work efficiency and health. The stability of the car is to ensure that the vibration environment of the occupants in the driving process of the car has a certain degree of comfort. For trucks, it also includes the performance of keeping the goods intact. At the same time, stability also affects the maneuverability, stability and safety of the vehicle, and shortens the service life of the vehicle.

With the improvement of people's living standards, the requirements for the comfort of the car are getting higher and higher, and the performance of the shock absorber in the vehicle is becoming more and more critical. There are more or less certain defects in the existing vehicle shock absorbers, so it is necessary to design a mechanical shock absorber for vehicles.

Contents of the invention

The technical problem mainly solved by the utility model is to provide a mechanical shock absorber for vehicles. This shock absorber has a simple, compact and reasonable structure, convenient and fast assembly, and reliable connection. The working reliability of the vibrator is easy to use and popularize.

In order to solve the above technical problems, the utility model relates to a shock absorber, more specifically a mechanical shock absorber for vehicles, including a piston rod, a shock absorber cylinder, an upper end cover, a fixed piece I, and a buffer spring I , buffer spring II, spring connecting piece, fixed piece II, buffer spring III, mounting base and support, this kind of shock absorber has a simple, compact and reasonable structure, convenient and quick assembly, reliable connection, multi-stage shock absorber spring setting, The working reliability of the shock absorber is greatly improved, and it is easy to use and popularize.

The piston rod includes a main push rod, a spring press block, an auxiliary push rod and a spring press piece, and the main push rod passes through the upper end cover and is arranged inside the cylinder of the shock absorber. The spring pressing block is fixedly connected between the main push rod and the auxiliary push rod. The auxiliary push rod is fixedly connected between the spring pressing block and the spring pressing piece. The spring pressing piece is arranged between the fixed piece II and the buffer spring III.

The piston rod passes through the upper end cap and is disposed inside the shock absorber barrel. The upper end cover is arranged on the top of the shock absorber cylinder, and is connected with the fixed piece I by bolts. The buffer spring I is fixedly connected to the fixed piece I, and is located between the fixed piece I and the spring pressing block. The buffer spring II is fixedly connected to the top of the spring connecting piece, and is located between the spring pressing block and the spring connecting piece. The spring connecting piece is fixedly installed on the top of the fixed piece II. The fixed plate II is fixedly installed inside the cylinder of the shock absorber and is located at the lower end of the cylinder of the shock absorber. The buffer spring III is fixedly connected to the top of the installation base, and is located between the spring pressing piece and the installation base. The installation base is fixedly arranged on the bottom end of the cylinder body of the shock absorber. The support is fixedly connected to the shock absorber cylinder and the bottom end of the installation base.

As a further optimization of the technical solution, the piston rod, the shock absorber cylinder, the upper end cover and the support described in the mechanical shock absorber for vehicles of the utility model are coaxial.

As a further optimization of the technical solution, the utility model relates to a vehicle mechanical shock absorber in which the upper end cover and the fixing piece I are fixedly connected by bolts.

The beneficial effects of a mechanical shock absorber for a vehicle of the utility model are:

The utility model relates to a mechanical shock absorber for vehicles. The shock absorber has a simple, compact and reasonable structure, convenient and quick assembly, and reliable connection. Easy to use promotion.

Description of drawings

Below in conjunction with accompanying drawing and specific implementation method, the utility model is described in further detail.

Fig. 1 is a structural schematic diagram of a mechanical shock absorber for a vehicle of the present invention.

In the figure: piston rod 1; main push rod 1-1; spring pressure block 1-2; auxiliary push rod 1-3; spring pressure piece 1-4; shock absorber cylinder 2; upper end cover 3; fixed piece Ⅰ4; Buffer spring Ⅰ5; Buffer spring Ⅱ6; Spring connecting piece 7; Fixed piece Ⅱ8; Buffer spring Ⅲ9; Mounting base 10;

detailed description

Specific implementation mode one:

The present embodiment will be described below in conjunction with FIG. 1. The utility model relates to a shock absorber, more specifically a mechanical shock absorber for vehicles, including a piston rod 1, a shock absorber cylinder 2, an upper end cover 3, a fixed Sheet Ⅰ4, buffer spring Ⅰ5, buffer spring Ⅱ6, spring connecting sheet 7, fixed sheet Ⅱ8, buffer spring Ⅲ9, mounting base 10 and support 11, this shock absorber has a simple, compact and reasonable structure, convenient and quick assembly, and reliable connection , The setting of the multi-stage damping spring greatly improves the reliability of the shock absorber, and it is easy to use and promote.

The piston rod 1 includes a main push rod 1-1, a spring pressure block 1-2, an auxiliary push rod 1-3 and a spring pressure plate 1-4, and the main push rod 1-1 passes through the upper end cover 3 and is arranged on the shock absorber cylinder 2 interior. The spring pressing block 1-2 is fixedly connected between the main push rod 1-1 and the auxiliary push rod 1-3, and the spring pressing block 1-2 interacts with the buffer spring I5 and the buffer spring II6 to play the effect of shock absorption. The auxiliary push rod 1-3 is fixedly connected between the spring pressing block 1-2 and the spring pressing piece 1-4. The spring pressing pieces 1-4 are arranged between the fixed piece II8 and the buffer spring III9, and the spring pressing pieces 1-4 interact with the buffer spring III9 to achieve the effect of shock absorption.

The piston rod 1 passes through the upper end cover 3 and is arranged inside the shock absorber barrel 2 . The upper end cover 3 is arranged on the top end of the shock absorber cylinder 2, and is connected with the fixed piece I4 by bolts, the upper end cover 3 seals the device, and the fixed piece I4 is used for fixedly connecting the buffer spring I5. The buffer spring I5 is fixedly connected to the fixed piece I4, and is located between the fixed piece I4 and the spring pressing block 1-2. The buffer spring II6 is fixedly connected to the top of the spring connecting piece 7, and is located between the spring pressing block 1-2 and the spring connecting piece 7, and the buffer spring I5 and the buffer spring II6 play the role of shock absorption. The spring connecting piece 7 is fixedly installed on the top of the fixing piece II8, and the spring connecting piece 7 is used for fixedly connecting the buffer spring II6. The fixed piece II8 is fixedly installed inside the shock absorber cylinder 2 and is located at the lower end of the shock absorber cylinder 2 , and the fixed piece II8 is used for fixedly installing the spring connecting piece 7 . The buffer spring III 9 is fixedly connected to the top of the installation base 10 and is located between the spring pressing pieces 1-4 and the installation base 10 . The installation base 10 is fixedly arranged on the bottom end of the shock absorber cylinder 2 , and the installation base 10 is used for installing the buffer spring III 9 and the support 11 . The support 11 is fixedly connected to the shock absorber cylinder 2 and the bottom end of the installation base 10 .

Specific implementation mode two:

The present embodiment will be described below in conjunction with FIG. 1. This embodiment will further describe the first embodiment. The piston rod 1, the shock absorber cylinder 2, the upper end cover 3 and the support 11 are coaxial, which is beneficial to the overall stability of the device. .

Specific implementation mode three:

The present embodiment will be described below with reference to FIG. 1 . This embodiment will further describe Embodiment 1. The upper end cover 3 and the fixing piece I4 are fixedly connected by bolts.

Of course, the above description is not a limitation of the present utility model, and the present utility model is not limited to the above-mentioned examples. Changes, modifications, additions or replacements made by those of ordinary skill in the art within the essential scope of the present utility model also belong to this utility model. Protection scope of utility model.

Claims (3)

1. a vehicle mechanical damper, comprise piston rod (1), shock absorber cylinder (2), upper end cap (3), fixed plate I (4), damping spring I (5), damping spring II (6), spring retaining tab (7), fixed plate II (8), damping spring III (9), mounting base (10) and bearing (11), it is characterized in that: piston rod (1) comprises primary push rod (1-1), spring lock block (1-2), secondary push rod (1-3) and spring pressuring plate (1-4), primary push rod (1-1) is arranged on the inside of shock absorber cylinder (2) through upper end cap (3), spring lock block (1-2) is fixedly connected between primary push rod (1-1) and secondary push rod (1-3), secondary push rod (1-3) is fixedly connected between spring lock block (1-2) and spring pressuring plate (1-4), spring pressuring plate (1-4) is arranged between fixed plate II (8) and damping spring III (9),

Piston rod (1) through upper end cap (3), and is arranged on the inside of shock absorber cylinder (2); Upper end cap (3) is arranged on the top of shock absorber cylinder (2), and is bolted with fixed plate I (4); Damping spring I (5) is fixedly connected on fixed plate I (4), and is positioned between fixed plate I (4) and spring lock block (1-2); Damping spring II (6) is fixedly connected on the top of spring retaining tab (7), and is positioned between spring lock block (1-2) and spring retaining tab (7); Spring retaining tab (7) is fixedly mounted on the top of fixed plate II (8); Fixed plate II (8) is fixedly mounted on the inside of shock absorber cylinder (2), and is positioned at the lower end of shock absorber cylinder (2); Damping spring III (9) is fixedly connected on the top of mounting base (10), and is positioned between spring pressuring plate (1-4) and mounting base (10); Mounting base (10) is fixedly installed on the bottom of shock absorber cylinder (2); Bearing (11) is fixedly connected on the bottom of shock absorber cylinder (2) and mounting base (10).

2. a kind of vehicle mechanical damper according to claim 1, is characterized in that: described piston rod (1), shock absorber cylinder (2), upper end cap (3) and bearing (11) are coaxial.

3. a kind of vehicle mechanical damper according to claim 1, is characterized in that: described upper end cap (3) and fixed plate I (4) are bolted to connection.