CN209208685U - A kind of automobile mechanical high efficiency buffer device - Google Patents

Abstract

The utility model discloses a high-efficiency buffer device for automobile machinery, which comprises a connecting plate, one end of a first-stage buffer is connected to the inner side of the connecting plate, and a buffer plate is fixedly connected to the other end of the first-stage buffer. The outer side of the buffer is fixedly connected with a primary buffer spring, the inner side of the connecting plate is fixedly connected with a mounting block, and the outer side of the rotating shaft is movably connected with one end of a left arm and a right arm. The high-efficiency buffer device for automobile machinery is equipped with three buffer layers. When the car is hit, the connecting plate is initially buffered through the first-level buffer and the first-level buffer spring. The impact force is dispersed to both sides, and then continues to be buffered through the third-level buffer and the second-level buffer spring between the buffer plate and the mounting plate, which greatly reduces the impact force on the car. After the impact force disappears, the left arm and right arm Return to the original position under the action of the return spring, facing the next impact.

Description

A high-efficiency buffer device for automobile machinery

technical field

The utility model relates to the technical field of automobiles, in particular to a high-efficiency buffer device for automobile machinery.

Background technique

Cars are generally composed of four basic parts: engine, chassis, body and electrical equipment, without the need for tracks. In the automotive industry, Britain has the longest history of development, and its manufacturing capacity ranks high in the world.

When a car is running at high speed, a collision may occur. Today's buffer devices cannot effectively buffer the impact force to a large extent, which still threatens the driver's life and is inconvenient to use.

Utility model content

The purpose of this utility model is to provide a high-efficiency buffer device for automobile machinery to solve the problem that the current buffer device cannot effectively buffer the impact force to a large extent in the above background technology, which still threatens the life safety of the driver. , the problem of inconvenient use.

In order to achieve the above purpose, the utility model provides the following technical solutions: a high-efficiency buffer device for automobile machinery, including a connecting plate, one end of the first-level buffer is connected to the inner side of the connecting plate, and the other end of the first-level buffer is fixedly connected to There is a buffer plate, the outer side of the first-level buffer is fixedly connected with a first-level buffer spring, the inner side of the connecting plate is fixedly connected with a mounting block, and a rotating shaft is movably connected between the mounting blocks, and the outer side of the rotating shaft is movably connected with One end of the left arm and the right arm, the other end of the left arm and the right arm are fixedly connected with a slider, the inner side of the buffer plate is provided with a chute, the slider is movably connected inside the chute, the slider One end of the return spring is fixedly connected to the outer side of the return spring, and the other end of the return spring is fixedly connected to a secondary buffer, and the secondary buffer is fixedly connected to the two ends inside the chute, and the buffer plate is far away from one end of the slider. One end of the three-stage buffer is fixedly connected to the side, and the other end of the three-stage buffer is fixedly connected to the inner side of the mounting plate, and the outer side of the three-stage buffer is fixedly connected to the secondary buffer spring. Both ends are fixedly connected with fixed blocks, and the fixed blocks are movably connected with bolts.

Preferably, three installation blocks are arranged at equal intervals on the inner side of the connecting plate, and the structures on the three installation blocks are the same.

Preferably, both ends of the rotating shaft extend to the outside of the mounting block, and the rotating shaft is designed in an "I" shape.

Preferably, the left arm and the right arm have the same length, and the left arm is designed in a "concave" shape, and the right arm is designed in a "convex" shape.

Preferably, the side of the slider is flush with the opening of the chute, and the slider is slidably connected to the chute.

Preferably, five tertiary buffers are arranged at equal intervals between the buffer plate and the mounting plate, and the tertiary buffers correspond to the secondary buffer springs one by one.

Compared with the prior art, the beneficial effect of the utility model is that the high-efficiency buffer device for automobile machinery is provided with three buffer layers. The primary buffer spring performs preliminary buffering, while the left arm and right arm rotate simultaneously through the rotating shaft, and the left arm and right arm on the inner side of the connecting plate move to the two ends of the chute respectively through the slider, so that the slider squeezes the secondary buffer The impact force will be dispersed to both sides, greatly reducing the impact force of the car, and the weakened impact force will continue to be buffered through the three-stage buffer and the two-stage buffer spring between the buffer plate and the mounting plate, which greatly reduces the impact force. The impact force that the car is subjected to, after the impact force of the car disappears, the left arm and the right arm return to their original positions under the action of the return spring, facing the next impact, which is convenient for use.

Description of drawings

Fig. 1 is the utility model sectional structure schematic diagram;

Fig. 2 is the utility model connecting plate structural representation;

Fig. 3 is a structural schematic diagram of the buffer plate of the present invention;

Fig. 4 is a schematic diagram of the structure of the mounting plate of the present invention.

In the figure: 1. Connecting plate; 2. Primary buffer; 3. Buffer plate; 4. Primary buffer spring; 5. Mounting block; 6. Rotating shaft; 7. Left arm; 8. Right arm; 9. Slider ; 10, chute; 11, return spring; 12, secondary buffer; 13, tertiary buffer; 14, secondary buffer spring; 15, mounting plate; 16, fixed block; 17, bolt.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1-4, the utility model provides a technical solution: a high-efficiency buffer device for automobile machinery, including a connecting plate 1, a primary buffer 2, a buffer plate 3, a primary buffer spring 4, a mounting block 5, and a rotating shaft 6. Left arm 7, right arm 8, slider 9, chute 10, return spring 11, secondary buffer 12, tertiary buffer 13, secondary buffer spring 14, mounting plate 15, fixing block 16 and bolt 17 , the inner side of the connecting plate 1 is connected with one end of the first-level buffer 2, the other end of the first-level buffer 2 is fixedly connected with the buffer plate 3, the outer side of the first-level buffer 2 is fixedly connected with the first-level buffer spring 4, and the inner side of the connecting plate 1 A mounting block 5 is fixedly connected, and a rotating shaft 6 is movably connected between the mounting blocks 5. The outer side of the rotating shaft 6 is movably connected with one end of the left arm 7 and the right arm 8, and the other end of the left arm 7 and the right arm 8 is fixedly connected with a slider. 9. The inner side of the buffer plate 3 is provided with a chute 10, the slider 9 is movably connected inside the chute 10, the outer side of the slider 9 is fixedly connected with one end of the return spring 11, and the other end of the return spring 11 is fixedly connected with a secondary buffer 12, the secondary buffer 12 is fixedly connected to both ends of the chute 10, the side of the buffer plate 3 away from the slider 9 is fixedly connected to one end of the tertiary buffer 13, and the other end of the tertiary buffer 13 is fixedly connected On the inside of the mounting plate 15, the outside of the three-stage buffer 13 is fixedly connected with a secondary buffer spring 14, and the upper and lower ends of the mounting plate 15 are fixedly connected with a fixed block 16, and the fixed block 16 is movably connected with a bolt 17.

Further, three installation blocks 5 are arranged at equal intervals on the inner side of the connecting plate 1 , and the structures on the three installation blocks 5 are the same, so as to facilitate the installation of the rotating shaft 6 .

Further, the two ends of the rotating shaft 6 extend to the outside of the mounting block 5, and the rotating shaft 6 is designed in an "I" shape to ensure that the rotating shaft 6 is engaged between the mounting blocks 5 to prevent the rotating shaft 6 from slipping.

Further, the left arm 7 and the right arm 8 have the same length, and the left arm 7 is designed as a "concave" shape, and the right arm 8 is designed as a "convex" shape. When the connecting plate 1 is subjected to an impact force, the left arm 7 and the right arm 8 rotates simultaneously through the rotating shaft 6, so that the impact force is dispersed to both sides, and then buffered by the secondary buffer 12.

Further, the side of the slider 9 is flush with the opening of the chute 10, and the slider 9 and the chute 10 are slidingly connected, so that the left arm 7 and the right arm 8 slide in the chute 10 through the slider 9, so that The slider 9 squeezes the secondary buffer 12, and the secondary buffer 12 buffers the impact force again.

Further, five tertiary buffers 13 are equidistantly arranged between the buffer plate 3 and the mounting plate 15, and the tertiary buffers 13 correspond to the secondary buffer springs 14 one by one, so as to further buffer and reduce the impact on the automobile. shock.

Working principle: first install the device as a whole on the car, and firmly connect it to the buffer device mounting seat of the car through the fixing block 16 and bolt 17. When the car is hit, the connecting plate 1 is first subjected to the impact force, and the left arm 7 and The right arm 8 rotates simultaneously through the rotating shaft 6, and the left arm 7 and the right arm 8 on the inner side of the connecting plate 1 move to the two ends of the chute 10 respectively through the slider 9, so that the slider 9 squeezes the secondary buffer 12, and the The received impact force is dispersed to both sides, which greatly reduces the impact force of the car. The secondary buffer 12 buffers the impact force again. The left arm 7 and the right arm 8 have the same length, and the left arm 7 is designed as a "concave" shape. The arm 8 is designed in a "convex" shape, the side of the slider 9 is flush with the opening of the chute 10, and the slider 9 and the chute 10 are slidingly connected, and the three-stage buffer 13 is equidistantly arranged with five buffer plates. 3 and the mounting plate 15, the third-level buffer 13 and the second-level buffer spring 14 further buffer and damp the impact on the car. Lower back to the original position and prepare for the next impact.

Finally, it should be noted that the above content is only used to illustrate the technical solution of the utility model, rather than to limit the scope of protection of the utility model. Simple modifications or equivalent replacements to the technical solution of the utility model by those skilled in the art are all acceptable. Do not depart from the essence and scope of the technical solution of the utility model.

Claims (6)

1. A high-efficiency buffer device for automobile machinery, comprising a connecting plate (1), characterized in that: the inner side of the connecting plate (1) is connected with an end of a primary buffer (2), and the primary buffer (2) The other end of the connecting plate (1) is fixedly connected with a buffer plate (3), the outer side of the first-level buffer (2) is fixedly connected with a first-level buffer spring (4), and the inner side of the connecting plate (1) is fixedly connected with a mounting block (5) , a rotating shaft (6) is movably connected between the mounting blocks (5), the outer side of the rotating shaft (6) is movably connected with one end of a left arm (7) and a right arm (8), and the left arm (7) A slider (9) is fixedly connected to the other end of the right arm (8), and a chute (10) is provided on the inner side of the buffer plate (3), and the slider (9) is movably connected to the chute (10). Inside, one end of the return spring (11) is fixedly connected to the outside of the slider (9), and the other end of the return spring (11) is fixedly connected to the secondary buffer (12), and the secondary buffer ( 12) Fixedly connected to both ends inside the chute (10), the side of the buffer plate (3) away from the slider (9) is fixedly connected to one end of the tertiary buffer (13), the tertiary buffer The other end of (13) is fixedly connected to the inboard of mounting plate (15), and the outer side of described three-stage buffer (13) is fixedly connected with secondary buffer spring (14), and the upper and lower ends of described mounting plate (15) A fixed block (16) is fixedly connected, and bolts (17) are movably connected to the fixed block (16). 2. A high-efficiency buffer device for automobile machinery according to claim 1, characterized in that: three mounting blocks (5) are arranged at equal intervals on the inner side of the connecting plate (1), and the three mounting blocks (5) The above structure is the same. 3. A high-efficiency buffer device for automobile machinery according to claim 1, characterized in that: the two ends of the rotating shaft (6) extend to the outside of the mounting block (5), and the rotating shaft (6) is designed as "work" glyph. 4. A high-efficiency buffer device for automobile machinery according to claim 1, characterized in that: the left arm (7) and the right arm (8) have the same length, and the left arm (7) is designed in a "concave" shape, Right arm (8) is designed as " convex " font. 5. A kind of high-efficiency buffer device for automobile machinery according to claim 1, characterized in that: the side of the slider (9) is flush with the opening of the chute (10), and the slider (9) and the slider Groove (10) is a sliding connection. 6. A kind of high-efficiency buffer device for automobile machinery according to claim 1, characterized in that: the three-stage buffer (13) is equidistantly arranged with five buffer plates (3) and the mounting plate (15) , and the three-stage buffer (13) corresponds to the two-stage buffer spring (14).