CN208452852U - A kind of seat damping device - Google Patents

Abstract

The utility model discloses a kind of seat damping devices, including support component, corrective component and dampening assembly, the support component includes upper bush, slide bar slide, spring limiting board and connection slide bar, the connection slide bar is fixed with inside the upper bush, the connection sliding bar is connected to the inner wall of the slide bar slide, and the slide bar slide is provided with the spring limiting board close to one end of the upper bush；The first correction railing and the second correction railing are provided between spring limiting board and upper bush, it is mutually clamped between first correction railing and the second correction railing, the support of a radial direction is formed in the outside of connection slide bar, the bearing capacity that damping device can not only be increased guarantees the accurate and reliable of sliding, reduces in sliding process, the offset that sliding bar generates, therefore guarantee the sealed reliable of sealing element, also there is reliable support and correction to spring, the service life of spring can be improved.

Description

A kind of seat damping device

Technical field

The utility model belongs to technical field of automobile accessories, and in particular to a kind of seat damping device.

Background technique

With the rapid development of Chinese society economy, the scale of automobile industry is also increasing, and automotive seat is in automobile One component important, directly associated with driver and passenger.The comfort level of automotive seat be during automotive seat design compared with For crucial factor.Existing automotive seat is generally fitted with damping device, to alleviate automobile in the process of moving due to top Teetering, which moves, gives driver and passenger's bring sticky feeling.

Original car seat damping device is mounted under seat, since jolting for vehicle will receive frequent pressure, and companion With axial angular force component is deviateed, damage not only is brought to damper leakproofness and stability, and the deformation of spring can be improved And fatigability, the service life of spring is reduced, the comfort of seat is influenced.

Utility model content

The purpose of this utility model is to provide a kind of seat damping devices, original to solve to propose in above-mentioned background technique Car seat damping device is mounted under seat, since jolting for vehicle will receive frequent pressure, and it is axial along with deviateing Angular force component, damage not only is brought to damper leakproofness and stability, and deformation and the fatigability of spring can be improved, reduce The service life of spring, the problem of influencing the comfort of seat.

To achieve the above object, the utility model provides the following technical solutions: a kind of seat damping device, including support group Part, corrective component and dampening assembly, the support component include upper bush, slide bar slide, spring limiting board and connection slide bar, institute It states and is fixed with the connection slide bar inside upper bush, the connection sliding bar is connected to the inner wall of the slide bar slide, described Slide bar slide is provided with the spring limiting board, the spring limiting board and the slide bar slide close to one end of the upper bush It is fixedly connected, there is attachment base on the spring limiting board, the corrective component includes the first correction railing and the second correction column Bar, the first correction railing are fixed on the upside of the attachment base, and the second correction railing is fixed on the upper bush Inside, and it is located at the outside of the connection slide bar, the first correction railing and the second correction railing are slidably connected, described Dampening assembly includes outer spring and inner spring, and the outer spring is located at the inner wall of the upper bush, and is slidably connected at described The outer wall of one correction railing and the second correction railing, the both ends of the outer spring are located in the upside of the upper bush The uper side surface of wall and the spring limiting board, the inner spring are slidably connected at the first correction railing and described second and rectify The inner wall of positive railing, and it is located at the outside of the connection slide bar, the both ends of the inner spring are located at the upper of the upper bush The uper side surface of side inner wall and the slide bar slide.

Preferably, the attachment base and the spring limiting board junction have a fillet, the spring limiting board and described Slide bar slide junction has fillet.

Preferably, the upper bush is circular sleeve shape, and the spring limiting board is annular in shape, the spring limiting board Outer diameter is equal to the outer diameter of the upper bush.

Preferably, the first correction railing and the second correction railing quantity are nine, and first correction Railing and the second correction railing are that section is trapezoidal rod-shaped, the first correction railing and second correction of cambered surface Railing is annular in shape to be spaced apart.

Preferably, the equal length of the first correction railing and the second correction railing, and the respectively less than described connection The length of the length of slide bar, the first correction railing and the second correction railing is greater than the length of the upper bush.

Preferably, the radial distance between the inner spring and the connection slide bar is three millimeters.

Preferably, the upper bush has the first axle sleeve far from one end of the slide bar slide, and the slide bar slide is separate One end of the upper bush has the second axle sleeve.

Compared with prior art, the utility model has the beneficial effects that being provided between spring limiting board and upper bush First correction railing and the second correction railing, are mutually clamped, in connection slide bar between the first correction railing and the second correction railing Outside formed a radial direction support, can not only increase the bearing capacity of damping device, guarantee sliding it is accurate and reliable, subtract In few sliding process, the offset that sliding bar generates, therefore guarantee the sealed reliable of sealing element, also there is reliable support to spring And correction, the service life of spring can be improved.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the first correction rail structure schematic diagram of the utility model；

Fig. 3 looks up the schematic diagram of the section structure for the utility model；

In figure: 10, support component；11, upper bush；111, the first axle sleeve；12, slide bar slide；112, the second axle sleeve；13, Spring limiting board；131, attachment base；14, slide bar is connected；20, corrective component；21, the first correction railing；22, the second correction column Bar；30, dampening assembly；31, outer spring；32, inner spring.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of seat damping device, including support component 10, corrective component 20 and dampening assembly 30, support component 10 include upper bush 11, slide bar slide 12, spring limiting board 13 and connect Slide bar 14 is connect, connection slide bar 14 is fixed with inside upper bush 11, connection slide bar 14 is slidably connected at the inner wall of slide bar slide 12, sliding Bar slide 12 is provided with spring limiting board 13, spring limiting board 13 and the fixed company of slide bar slide 12 close to one end of upper bush 11 It connecing, there is attachment base 131 on spring limiting board 13, corrective component 20 includes that the first correction railing 21 and second correct railing 22, First correction railing 21 is fixed on the upside of attachment base 131, and the second correction railing 22 is fixed on the inside of upper bush 11, and is located at The outside of slide bar 14 is connected, the first correction railing 21 and the second correction railing 22 are slidably connected, and dampening assembly 30 includes outer spring 31 and inner spring 32, outer spring 31 be located at the inner wall of upper bush 11, and be slidably connected at the first correction railing 21 and the second correction The outer wall of railing 22, the both ends of outer spring 31 are located at the upper inside walls of upper bush 11 and the upside table of spring limiting board 13 Face, inner spring 32 are slidably connected at the inner wall of the first correction railing 21 and the second correction railing 22, and are located at connection slide bar 14 Outside, the both ends of inner spring 32 are located at the upper inside walls of upper bush 11 and the uper side surface of slide bar slide 12.

Further, attachment base 131 and 13 junction of spring limiting board have fillet, spring limiting board 13 and slide bar slide 12 junctions have fillet.

In the present embodiment, attachment base 131 and 13 junction of spring limiting board have fillet, and spring limiting board 13 and slide bar are sliding 12 junctions of seat have fillet, increase the reliability that spring limiting board 13 and slide bar slide 12 connect, and improve spring limiting board 13 Bearing capacity, thus guarantee device have reliable service life and shock resistance anti-fatigue ability.

Further, upper bush 11 is circular sleeve shape, and spring limiting board 13 is annular in shape, the outer diameter of spring limiting board 13 Equal to the outer diameter of upper bush 11.

In the present embodiment, upper bush 11 is circular sleeve shape, and spring limiting board 13 is annular in shape, outside spring limiting board 13 Diameter be equal to upper bush 11 outer diameter, guarantee device damping slide to during, upper bush 11 can carry out outer spring 31 Certain support and restriction, and with outside friction and collision will not occur for device monnolithic case.

Further, the first correction railing 21 and the second correction 22 quantity of railing are nine, and the first correction railing 21 It is section with the second correction railing 22 is trapezoidal rod-shaped of cambered surface, the first correction railing 21 and the second correction railing 22 are in annulus Shape is spaced apart.

In the present embodiment, the first correction railing 21 and the second correction 22 quantity of railing are nine, and the first correction railing 21 and second correction railing 22 be section be trapezoidal rod-shaped of cambered surface, the first correction railing 21 and the second correction railing 22 form Frame can carry out mutual engaging radially, to reliably be limited position, can only carry out axial cunning Dynamic, railing 22 is annular in shape is spaced apart for the first correction railing 21 and the second correction, and mutual engaging limit may be implemented, Guarantee whole stability.

Further, the equal length of the first correction railing 21 and the second correction railing 22, and it is respectively less than connection slide bar 14 Length, first correction railing 21 and second correction railing 22 length be greater than upper bush 11 length.

In the present embodiment, the equal length of the first correction railing 21 and the second correction railing 22, and it is respectively less than connection slide bar 14 length guarantees that axial sliding can be carried out between the first correction railing 21 and the second correction railing 22, the first correction column The length of bar 21 and the second correction railing 22 is greater than the length of upper bush 11, increases the area contacted between each other, to increase The intensity of correction.

Further, the radial distance between inner spring 32 and connection slide bar 14 is three millimeters.

In the present embodiment, the radial distance between inner spring 32 and connection slide bar 14 is three millimeters, reduces 32 He of inner spring The distance between slide bar 14 is connected, guarantees that inner spring 32 has reliable position restriction during Repeated Compression.

Further, upper bush 11 has the first axle sleeve 111 far from one end of slide bar slide 12, and slide bar slide 12 is far from upper One end of sleeve 11 has the second axle sleeve 112.

In the present embodiment, upper bush 11 has the first axle sleeve 111 far from one end of slide bar slide 12, and slide bar slide 12 is separate One end of upper bush 11 has the second axle sleeve 112, facilitates and is connected to device on the part that two need damping.

The working principle and process for using of the utility model: after the utility model installs, device is passed through into upper bush Second axle sleeve 112 of 12 bottom of the first axle sleeve 111 and slide bar slide on 11 is installed on the damping part of under-seat, is passed through Pin shaft is fixed, and when carrying out damping to seat, upper bush 11 is moved downward, and drives its second internal correction 22 He of railing Connection slide bar 14 moves downward, even if upper bush 11 may bear component in the radial direction, but due to the first correction railing 21 And second the sliding over each other, engage limit between correction railing 22, guarantee connects slide bar 14 and glides along axis, with slide bar slide Oil cylinder in 12 is accurately slided, and guarantees the reliability of the sealing of sealing element, and have to outer spring 31 and inner spring 32 There are support and correction, prevent spring from change in shape occurring because bearing non-axial force, to guarantee that device uses Reliability and service life.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (7)

1. a kind of seat damping device, it is characterised in that: including support component (10), corrective component (20) and dampening assembly (30), the support component (10) includes upper bush (11), slide bar slide (12), spring limiting board (13) and connection slide bar (14), the connection slide bar (14) is fixed with inside the upper bush (11), the connection slide bar (14) is slidably connected at described The inner wall of slide bar slide (12), the slide bar slide (12) are provided with the spring retainer close to the one end of the upper bush (11) Plate (13), the spring limiting board (13) are fixedly connected with the slide bar slide (12), have on the spring limiting board (13) Attachment base (131), the corrective component (20) include the first correction railing (21) and the second correction railing (22), and described first rectifys Positive railing (21) is fixed on the upside of the attachment base (131), and second correction railing (22) is fixed on the upper bush (11) inside, and it is located at the outside of connection slide bar (14), first correction railing (21) and second correction column Bar (22) is slidably connected, and the dampening assembly (30) includes outer spring (31) and inner spring (32), and the outer spring (31) is located at The inner wall of the upper bush (11), and be slidably connected at first correction railing (21) and described second and correct railing (22) Outer wall, the both ends of the outer spring (31) are located at the upper inside walls and the spring limiting board (13) of the upper bush (11) Uper side surface, the inner spring (32) be slidably connected at it is described first correction railing (21) and it is described second correct railing (22) Inner wall, and be located at it is described connection slide bar (14) outside, the both ends of the inner spring (32) are located at the upper bush (11) uper side surface of upper inside walls and the slide bar slide (12).

2. a kind of seat damping device according to claim 1, it is characterised in that: the attachment base (131) and the bullet Spring limit plate (13) junction has fillet, and the spring limiting board (13) and slide bar slide (12) junction have circle Angle.

3. a kind of seat damping device according to claim 1, it is characterised in that: the upper bush (11) is circular sleeve Shape, the spring limiting board (13) is annular in shape, and the outer diameter of the spring limiting board (13) is equal to the outer of the upper bush (11) Diameter.

4. a kind of seat damping device according to claim 1, it is characterised in that: first correction railing (21) and institute Stating second correction railing (22) quantity is nine, and first correction railing (21) and second correction railing (22) are equal It is trapezoidal rod-shaped, first correction railing (21) and second correction railing (22) interval annular in shape of cambered surface for section Distribution.

5. a kind of seat damping device according to claim 1, it is characterised in that: first correction railing (21) and institute State the equal length of the second correction railing (22), and the length of respectively less than described connection slide bar (14), the first correction railing (21) and it is described second correction railing (22) length be greater than the upper bush (11) length.

6. a kind of seat damping device according to claim 1, it is characterised in that: the inner spring (32) and the connection Radial distance between slide bar (14) is three millimeters.

7. a kind of seat damping device according to claim 1, it is characterised in that: the upper bush (11) is far from the cunning One end of bar slide (12) has the first axle sleeve (111), and the slide bar slide (12) has far from the one end of the upper bush (11) There are the second axle sleeve (112).