CN211710665U

CN211710665U - Self-adjusting automobile seat damping device based on rotation of connecting rod

Info

Publication number: CN211710665U
Application number: CN201921944159.3U
Authority: CN
Inventors: 黄新平; 张靖倩
Original assignee: Hunan University of Technology
Current assignee: Hunan University of Technology
Priority date: 2019-11-12
Filing date: 2019-11-12
Publication date: 2020-10-20
Anticipated expiration: 2029-11-12

Abstract

The utility model provides a self-interacting car seat damping device based on connecting rod pivoted relates to car seat shock attenuation technical field. This self-interacting car seat damping device based on connecting rod pivoted, including the mount pad, the top fixed mounting of mount pad has the guide rail, the top of guide rail is through first spring fixedly connected with slide bar, the top sliding connection of guide rail has the movable block, the top fixed mounting of movable block has the sleeve, the second spring has been placed to telescopic inside, the bottom fixed mounting of second spring has the installation piece. This self-interacting car seat damping device based on connecting rod pivoted has reduced the movable block when sliding on the guide rail and the frictional force between the guide rail, and then has slowed down the wearing and tearing of guide rail and movable block, has improved the life of device, has alleviated the second spring because of the opposite deformation that the atress is uneven takes place, has guaranteed the homogeneity of second spring elastic potential energy, has improved absorbing effect.

Description

Self-adjusting automobile seat damping device based on rotation of connecting rod

Technical Field

The utility model relates to a car seat shock attenuation technical field specifically is a self-interacting car seat damping device based on connecting rod pivoted.

Background

With the continuous development of economy in China, the conservation quantity of automobiles in China increases year by year, the dependence degree of work and life of people on the automobiles is higher and higher, the automobile seat is used as an important structure in the automobile, the safety and the comfort degree of the automobile seat are concerned more and more, comfortable experience can be brought to riding by adopting an excellent damping device, and the automobile seat can also play a role in protecting passengers when accidents happen.

And because the difference of every people's size, no matter driver or person of taking also are different to the requirement of seat position, consequently just must make the seat possess the function that can carry out fore-and-aft regulation, and when the person sat on the seat and adjust, the degree of wear of guide rail under the seat aggravated easily under the effect of gravity, the life of device has been reduced, and car seat's back messenger can adjust, the person of taking can select the angle of lying according to self needs, consequently will lead to the bottom atress of seat uneven, will lead to the damping spring of bottom to take place different deformations, damping device's shock attenuation effect has been reduced.

In order to solve the problems, the inventor provides a self-adjusting automobile seat damping device based on the rotation of a connecting rod, so that the friction force between a moving block and a guide rail when the moving block slides on the guide rail is reduced, the abrasion of the guide rail and the moving block is further slowed down, the service life of the device is prolonged, the opposite deformation of a second spring caused by uneven stress is relieved, the uniformity of the elastic potential energy of the second spring is ensured, and the damping effect is improved.

Disclosure of Invention

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a self-interacting car seat damping device based on connecting rod pivoted, includes mount pad, guide rail, first spring, slide bar, movable block, sleeve, second spring, installation piece, connecting plate, seat, hydraulic stem, spout, core bar, bull stick, rotary drum.

Wherein:

the top fixed mounting of mount pad has the guide rail, the top of guide rail is through first spring fixedly connected with slide bar, the top sliding connection of guide rail has the movable block, the top fixed mounting of movable block has the sleeve, the second spring has been placed to telescopic inside, the bottom fixed mounting of second spring has the installation piece, the top of installation piece is rotated and is connected with the connecting plate, the top fixed mounting of connecting plate has the seat, the bottom at connecting plate center is rotated and is connected with the hydraulic stem, the spout has been seted up at the top of mount pad, the bottom sliding connection of hydraulic stem is in the spout, both ends fixed mounting has the core bar around the hydraulic stem, the one end that the hydraulic stem was kept away from to the core bar is rotated and is connected with the bull stick, the telescopic inside cover of bull stick periphery.

Preferably, the number of the guide rails is two, the guide rails are symmetrically distributed below the seat, and the left end and the right end of each guide rail are fixedly connected with the baffle plate, so that the seat can slide left and right on the top of the guide rails.

Preferably, the slide bar comprises a lifting rod and a ball, wherein the bottom of the lifting rod is fixedly connected with the ball through a first spring, the ball is connected with the top of the slide bar in a limiting rolling mode, the slide bar can move up and down according to different seat bearing, and the friction force between the moving block and the guide rail is reduced through the contact between the ball and the bottom of the moving block.

Preferably, the section of the guide rail is in an inverted trapezoidal shape, the bottom of the moving block is provided with a groove matched with the bottom of the guide rail, and the left side and the right side of the top of the groove are provided with notches, so that the moving block can be connected to the top of the guide rail in a limiting and sliding manner, and the moving block is in contact with the sliding rod, and the sliding rod can be retracted downwards.

Preferably, the mounting block is rotatably connected to the bottom of the connecting plate, rubber is fixedly mounted at the joint of the bottom and the second spring, and friction to metal when the second spring contracts or extends is relieved.

Preferably, the center of the rotating rod is located at the core rod, the rotating rod rotates around the center of the core rod, and two ends of the rotating rod penetrate through the sleeve, so that when the rotating rod rotates, the rotating cylinders on two sides can be driven to move up and down in opposite directions.

Preferably, the rotary drum is connected with a fixed disc at the bottom end of the second spring in a rotating mode, the rotary drum is connected to the periphery of the rotary rod in a sliding mode, and when the rotary drum moves up and down, the second spring can be driven to deform correspondingly.

The utility model provides a self-interacting car seat damping device based on connecting rod pivoted. The method has the following beneficial effects:

1. this self-interacting car seat damping device based on connecting rod pivoted through the design of guide rail top slide bar for the ball at slide bar top contacts with the bottom of movable block, and then has reduced the movable block when sliding on the guide rail and the frictional force between the guide rail, and can be according to the difference of seat bearing, and the slide bar can move down different heights, has slowed down the wearing and tearing of guide rail and movable block, has improved the life of device.

2. This self-interacting car seat damping device based on connecting rod pivoted, the rotary drum of connecting is rotated through second spring bottom, and the rotary drum is inside to pass the bull stick, when the seat atress is uneven and take place slight slope, can drive the bull stick and rotate, make the bottom of the great one side second spring of atress can downwardly extending, the bottom of the second spring of the less one side of atress can upwards extend, and then the opposite deformation that the second spring takes place because of the atress is uneven has been alleviated, the homogeneity of second spring elastic potential energy has been guaranteed, the absorbing effect has been improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view of the sleeve structure of the present invention;

fig. 3 is a top view of the guide rail structure of the present invention;

fig. 4 is a sectional view of the side of the connection structure of the guide rail and the moving block of the present invention;

fig. 5 is a sectional view of the movable block structure of the present invention.

In the figure: the device comprises a mounting seat 1, a guide rail 2, a first spring 3, a sliding rod 4, a moving block 5, a sleeve 6, a second spring 7, a mounting block 8, a connecting plate 9, a seat 10, a hydraulic rod 11, a sliding groove 12, a core rod 13, a rotating rod 14 and a rotating cylinder 15.

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.

The embodiment of the self-adjusting automobile seat shock absorption device based on the rotation of the connecting rod comprises the following steps:

referring to fig. 1-5, a link rotation-based self-adjusting shock absorption device for an automobile seat includes a mounting base 1, a guide rail 2, a first spring 3, a sliding rod 4, a moving block 5, a sleeve 6, a second spring 7, a mounting block 8, a connecting plate 9, a seat 10, a hydraulic rod 11, a sliding groove 12, a core rod 13, a rotating rod 14, and a rotating cylinder 15.

Wherein:

the top of the mounting seat 1 is fixedly provided with two guide rails 2, the guide rails 2 are symmetrically distributed below the seat 10, the left end and the right end of the guide rails 2 are fixedly connected with baffle plates, so that the seat 10 can slide left and right at the top of the guide rails 2, the top of the guide rails 2 is fixedly connected with a slide bar 4 through a first spring 3, the slide bar 4 is composed of a lifting rod and a ball, the bottom of the lifting rod is fixedly connected with the first spring 3, the ball is in limited rolling connection with the top of the slide bar 4, so that the slide bar 4 can move up and down according to different bearing of the seat 10, the friction force between the slide block 5 and the guide rails 2 is reduced through the contact between the ball and the bottom of the movable block 5, the top of the guide rails 2 is slidably connected with a movable block 5, the section of the guide rails 2 is in an inverted trapezoidal shape, the bottom, the moving block 5 can be connected to the top of the guide rail 2 in a limiting sliding manner, the moving block 5 is in contact with the sliding rod 4, the sliding rod 4 can be contracted downwards, the top end of the moving block 5 is fixedly provided with a sleeve 6, a second spring 7 is placed in the sleeve 6, the bottom end of the second spring 7 is fixedly provided with an installation block 8, the installation block 8 is rotatably connected to the bottom of a connecting plate 9, rubber is fixedly installed at the joint of the bottom and the second spring 7, the friction of the second spring 7 on metal during contraction or expansion is relieved, the top end of the installation block 8 is rotatably connected with the connecting plate 9, the top end of the connecting plate 9 is fixedly provided with a seat 10, through the design of the sliding rod 4 on the top of the guide rail 2, the balls on the top of the sliding rod 4 are in contact with the bottom of the moving block 5, further, the friction force between the moving block 5 and the guide, the sliding rod 4 can move downwards at different heights, so that the abrasion of the guide rail 2 and the moving block 5 is slowed down, and the service life of the device is prolonged.

The bottom end of the center of the connecting plate 9 is rotatably connected with a hydraulic rod 11, the top of the mounting base 1 is provided with a chute 12, the bottom end of the hydraulic rod 11 is slidably connected in the chute 12, core rods 13 are fixedly mounted at the front end and the rear end of the hydraulic rod 11, one end of each core rod 13, which is far away from the hydraulic rod 11, is rotatably connected with a rotating rod 14, the center of the rotating rod 14 is positioned at the position of each core rod 13, the rotating rod 14 rotates around the center thereof, two ends of the rotating rod 14 penetrate through the sleeves 6, therefore, when the rotating rod 14 rotates, the rotating cylinders 15 at two sides can be driven to move up and down in opposite directions, the rotating cylinders 15 are sleeved inside the sleeves 6 at the periphery of the rotating rod 14, the rotating cylinders 15 are rotatably connected with the fixed disk at the bottom end of the second spring 7, the rotating cylinders 15 are slidably connected at the periphery of the rotating rod 14, and the rotating rod 14 penetrates through the inside of the rotating cylinder 15, when the seat 10 is slightly inclined due to uneven stress, the rotating rod 14 can be driven to rotate, so that the bottom end of the second spring 7 on the side with larger stress can extend downwards, the bottom end of the second spring 7 on the side with smaller stress can extend upwards, the opposite deformation of the second spring 7 due to uneven stress is relieved, the uniformity of the elastic potential energy of the second spring 7 is ensured, and the damping effect is improved.

When the seat 10 is used, the seat 10 is fixedly installed in a carriage through the installation seat 1, when a passenger sits on the seat 10, the hydraulic rod 11 and the second spring 7 can be compressed to move downwards and play a role of shock absorption, when the position of the seat 10 needs to be adjusted, after the seat 10 is unlocked, the seat 10 is pushed to enable the moving block 5 at the bottom of the seat to move at the top of the guide rail 2, the sliding of the moving block 5 can be facilitated through the action of the sliding rod 4 at the top of the guide rail 2, the friction force between the moving block 5 and the guide rail 2 is reduced, the abrasion of the moving block 5 and the guide rail 2 is reduced, when the seat 10 is stressed unevenly due to different postures of the passenger, the seat 10 can drive the connecting plate 9 to rotate around the top end of the hydraulic rod 11, the rotating rod 14 is rotated through the action of the second spring 7, and the bottom end of the second spring 7 on the side with larger stress can extend downwards, the bottom of the second spring 7 on the side with smaller stress can extend upwards, so that the opposite deformation of the second spring 7 caused by uneven stress is relieved, the deformation difference between the second springs 7 is avoided, and the damping effect of the damping device is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A self-adjusting automobile seat damping device based on connecting rod rotation comprises a mounting seat (1) and is characterized in that: a guide rail (2) is fixedly installed at the top of the installation seat (1), a sliding rod (4) is fixedly connected to the top of the guide rail (2) through a first spring (3), a moving block (5) is slidably connected to the top of the guide rail (2), a sleeve (6) is fixedly installed at the top end of the moving block (5), a second spring (7) is placed inside the sleeve (6), an installation block (8) is fixedly installed at the bottom end of the second spring (7), a connection plate (9) is rotatably connected to the top end of the installation block (8), a seat (10) is fixedly installed at the top end of the connection plate (9), a hydraulic rod (11) is rotatably connected to the bottom end of the center of the connection plate (9), a sliding groove (12) is formed in the top of the installation seat (1), the bottom end of the hydraulic rod (11) is slidably connected into the sliding groove (12), and core rods (13) are fixedly installed at, one end of the core rod (13) far away from the hydraulic rod (11) is rotatably connected with a rotating rod (14), and a rotating cylinder (15) is sleeved inside a peripheral sleeve (6) of the rotating rod (14).

2. The link rotation-based self-adjusting car seat cushion apparatus of claim 1, wherein: the number of the guide rails (2) is two, the guide rails are symmetrically distributed below the seat (10), and the left end and the right end of the guide rails (2) are fixedly connected with baffle plates.

3. The link rotation-based self-adjusting car seat cushion apparatus of claim 1, wherein: the sliding rod (4) is composed of a lifting rod and a ball, wherein the bottom of the lifting rod is fixedly connected with the ball through a first spring (3), and the ball is connected with the top of the lifting rod in a limiting rolling mode.

4. The link rotation-based self-adjusting car seat cushion apparatus of claim 1, wherein: the section of the guide rail (2) is in an inverted trapezoid shape, the bottom of the moving block (5) is provided with a groove matched with the moving block, and the left side and the right side of the top of the groove are provided with notches.

5. The link rotation-based self-adjusting car seat cushion apparatus of claim 1, wherein: the mounting block (8) is rotatably connected to the bottom of the connecting plate (9), and rubber is fixedly mounted at the joint of the bottom and the second spring (7).

6. The link rotation-based self-adjusting car seat cushion apparatus of claim 1, wherein: the center of the rotating rod (14) is located at the position of the core rod (13), the rotating rod (14) rotates around the center of the rotating rod, and two ends of the rotating rod (14) penetrate through the sleeve (6).

7. The link rotation-based self-adjusting car seat cushion apparatus of claim 1, wherein: the rotary drum (15) is rotatably connected with a fixed disc at the bottom end of the second spring (7), and the rotary drum (15) is slidably connected to the periphery of the rotary rod (14).