CN212654249U

CN212654249U - Steady seat framework assembly

Info

Publication number: CN212654249U
Application number: CN202020884801.XU
Authority: CN
Inventors: 廖腾均
Original assignee: Chongqing Chaowang Machinery Manufacturing Co ltd
Current assignee: Chongqing Chaowang Machinery Manufacturing Co ltd
Priority date: 2020-05-22
Filing date: 2020-05-22
Publication date: 2021-03-05
Anticipated expiration: 2030-05-22

Abstract

The utility model relates to a car seat technical field specifically is firm type seat skeleton assembly, violently manage including the back, still include the curb plate and sit the basin, curb plate, sit the basin and violently manage after and enclose into the seat frame, be provided with net and a plurality of backing plate in the seat frame, the inner wall connection of net and seat frame, the backing plate includes main part and integrated into one piece antitorque connecting portion in the main part, and the both ends of main part and antitorque connecting portion all are connected with the net. The utility model discloses the net cushion that can solve among the prior art seat easily takes place the distortion and produces the problem of abnormal sound at low temperature.

Description

Steady seat framework assembly

Technical Field

The utility model relates to a car seat technical field specifically is firm type seat skeleton assembly.

Background

Along with the gradual improvement of the living standard of people, the application of the automobile in the life of people is more and more extensive. As one of the important tools for people to go out, people have higher and higher requirements on various aspects of automobiles. Among them, the seat is one of the automobile parts directly contacting with the occupant, and the quality thereof is directly related to the comfort and safety of the occupant when seated.

The cushion mesh of the seat is one of the main components constituting the seat frame, and the mass thereof directly affects the comfort of the occupant when seated. The grid cushion among the prior art is mostly the plastics material, in long-term use, takes place deformation because of expend with heat and contract with cold easily, especially under low temperature environment, and its deformation volume increases, can take place the distortion even. This not only affects the comfort of the occupant but also causes abnormal noise.

In addition, the stability and strength of the seat up-down adjusting apparatus in the automobile directly affect the stability of the seat, and the stability of the rear cross tube, which is one of the main components of the seat up-down adjusting apparatus, is one of the important factors determining the stability of the entire seat. However, the rear transverse tube in the prior art is connected with the side plate of the seat in a direct press-fitting mode, and in the long-term use process, the rear transverse tube is easy to deform and loosen, so that the lifting adjustment of the seat cannot be stably realized, the strength and the stability of the seat are seriously influenced, and potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

The utility model discloses it is providing firm type seat skeleton assembly to the net cushion of seat easily takes place the distortion and takes place the problem of abnormal sound at low temperature among the solution prior art.

In order to achieve the above object, the utility model provides a following technical scheme:

firm type seat skeleton assembly violently manages including the back, still includes the curb plate and sits the basin, curb plate, sit the basin and violently manage the back and enclose into the seat frame, be provided with net and a plurality of backing plate in the seat frame, the inner wall connection of net and seat frame, the backing plate includes main part and integrated into one piece anti-torque connection portion in the main part, and the both ends and the anti-torque connection portion of main part all are connected with the net.

The principle and the beneficial effect of the scheme are as follows:

the side plates, the sitting basin and the rear horizontal tube are connected to form a seat frame of a seat framework, and grids and a cushion plate in the seat frame are used for forming the cushion framework of the seat. The net is used for the installation backing plate, increases antitorque connecting portion on the backing plate, compares the both ends and the net connection that rely on the main part alone, and the backing plate relies on the both ends of main part and antitorque connecting portion to be connected with the net jointly, and whole backing plate receives the tractive of a plurality of connection points, consequently can improve its condition because of expend with heat and contract with cold and take place the distortion, has improved the problem that the net cushion takes place the abnormal sound, has also improved the comfort level that the passenger took simultaneously.

Furthermore, both ends of the rear transverse pipe are riveted on the side plates in a rotating mode, the end portion of the rear transverse pipe is riveted in a rotating mode to form a clamping boss, the diameter of the clamping boss is larger than that of the rear transverse pipe, an annular connecting bulge used for being buckled with the clamping boss is arranged on the side plates, and the diameter of the connecting bulge is smaller than that of the clamping boss.

Has the advantages that: the rear transverse pipe is connected with the side plates in a spin riveting mode, compared with a mode of directly pressing and installing the side plates in the prior art, a clamping boss is formed at the end part of the rear transverse pipe in a spin riveting mode, and meanwhile, the rear transverse pipe can be better connected with the side plates by matching with the connecting bulges arranged on the side plates; the stability of back violently pipe has been improved, avoids the back to violently manage to take place not hard up in long-term use to improved seat lift adjustment's stability, also improved the stability and the structural strength of whole seat skeleton.

Further, the utility model discloses still include the regulator, regulator and back horizontal union coupling, the back is violently managed and is set up the helping hand spring in, and the helping hand spring offsets with the back horizontal pipe, and the helping hand spring one end is stretched out the back and is violently managed and fix on the curb plate.

Has the advantages that: the regulator is used for driving the rear transverse pipe to rotate, so that the rear transverse pipe drives the whole seat to lift or descend, and the lifting regulation of the seat is realized. The helping hand spring is as the helping hand piece of seat lift adjustment, and the helping hand spring distortion when the back is violently managed to rotate provides an ascending ejection force for the seat, can make the regulation of seat lighter and convenient more.

Furthermore, the side wall of the rear transverse pipe is inwards sunken to form two indents, the two indents are symmetrically arranged by taking the axis of the rear transverse pipe as a symmetrical line, and the power-assisted spring is clamped between the two indents.

Has the advantages that: the axis of horizontal pipe after two indents sets up for the symmetry line symmetry, can be intraductal with the better chucking of helping hand spring back, avoids helping hand spring to take place to rotate at the in-process of distortion to improve the installation stability of helping hand spring, reduce the potential risk of becoming invalid of helping hand spring.

Furthermore, two groups of indents are arranged on the rear horizontal tube.

Has the advantages that: the clamping boosting spring which can be better is arranged in a plurality of groups of pressure grooves, and the installation stability of the boosting spring is further improved.

Furthermore, a clamping groove is formed in the side plate, and the end portion of the power-assisted spring is clamped in the clamping groove.

Has the advantages that: the end part of the power-assisted spring is clamped by the clamping groove to fix the end part of the power-assisted spring, and the power-assisted spring fixing device is simple in structure and convenient to install.

Further, the coupling protrusion is punched on the side plate.

Has the advantages that: the connection bulge is directly stamped on the side plate, so that the connection strength and the stability are better, and the connection bulge can be better matched with the rear transverse tube, thereby further improving the installation stability and the strength of the rear transverse tube.

Further, the regulator includes sector pinion rack and pinion, the pinion rotates to be connected on the curb plate, sector pinion rack fixed cup joints on the back violently pipe, and sector pinion rack and pinion meshing.

Has the advantages that: the sector toothed plate is driven to rotate through rotation of the driving pinion, the rear transverse pipe can be driven to rotate, and therefore the lifting of the seat can be adjusted.

Furthermore, the regulator also comprises an adjusting handle which is fixedly connected with the pinion.

Has the advantages that: the adjusting handle is arranged, so that the pinion can be driven to rotate conveniently, and the operation is more convenient.

Furthermore, the side plate is detachably connected with a mounting seat for mounting an adjusting handle.

Has the advantages that: the adjusting handle is installed by utilizing the installation seat, so that the adjusting handle can be better installed, and the installation stability of the adjusting handle is improved; the mount pad detachable connects on the curb plate, conveniently overhauls it etc. and handles.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention;

fig. 2 is a schematic view of a partial structure in another direction according to an embodiment of the present invention;

FIG. 3 is a top view of FIG. 1;

fig. 4 is a partial right side view of fig. 1.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the device comprises a mounting seat 1, a side plate 2, a boosting spring 3, a clamping groove 4, a rear transverse pipe 5, a press indentation 6, a sector toothed plate 7, a connecting bulge 8, a clamping boss 9, a main body 10, an anti-torsion connecting part 11, a grid 12 and a sitting basin 13.

Example one

As shown in fig. 1 and 2, the stable seat frame assembly includes a rear cross tube 5, side plates 2 and a seat pan 13, wherein the rear cross tube 5, the side plates 2 and the seat pan 13 enclose a seat frame of the seat. The seat frame is provided with a regulator, the regulator is connected with the rear transverse tube 5, and the regulator is used for driving the rear transverse tube 5 to rotate so as to realize the lifting regulation of the seat. The regulator is the adjustment mechanism that generally adopts in the car seat, and the regulator concrete setting mode that provides in this embodiment does: comprising a toothed sector plate 7, a pinion (not shown in the figures) and an adjustment handle (not shown in the figures). The small gear is rotatably connected to a side plate 2 on the right side (right side in fig. 1) of the seat frame, the sector toothed plate 7 is fixedly pressed on the right end of the rear transverse pipe 5, and the sector toothed plate 7 is meshed with the small gear. As shown in figure 1, the right side plate 2 of the seat framework is detachably provided with a mounting seat 1 for mounting an adjusting handle through a bolt, the adjusting handle is rotatably connected to the mounting seat 1 and fixedly connected with a pinion, and the pinion can be driven to rotate by rotating the adjusting handle.

The two ends of the rear transverse pipe 5 are respectively connected with the two side plates 2 of the seat frame in a spin riveting mode, as shown in fig. 3, the two ends of the rear transverse pipe 5 are respectively spin-riveted to form clamping bosses 9, and the diameter of each clamping boss 9 is larger than that of the rear transverse pipe 5. Annular connecting bulges 8 used for being buckled with clamping bosses 9 are stamped on the outer sides of two side plates 2 of the seat framework, the diameter of each connecting bulge 8 is smaller than that of each clamping boss 9, and after the rear transverse tube 5 is connected with the side plates 2, the clamping bosses 9 are buckled on the connecting bulges 8.

The power assisting spring 3 is installed in the rear transverse pipe 5, specifically, the power assisting spring 3 penetrates through the rear transverse pipe 5, and as shown in fig. 1, the right end of the power assisting spring 3 extends out of the rear transverse pipe 5 and is fixed on the side plate 2. Specifically, 2 bottoms on the curb plate on right side outwards extend integrated into one piece and have protruding edge, and draw-in groove 4 has been seted up to the right-hand member on protruding edge, and the right-hand member of helping hand spring 3 stretches out the chucking from the back violently pipe 5 in draw-in groove 4. As shown in fig. 3 and 4, two groups of indentations 6 are formed by inward recessing of the side wall of the rear cross tube 5, the number of each group of indentations 6 is two, the two indentations 6 of each group are symmetrically arranged by taking the axis of the rear cross tube 5 as a symmetry line, and the power spring 3 is clamped between the two indentations 6.

Two sets of indents 6 on the rear transverse tube 5 are symmetrically arranged in the middle of the rear transverse tube 5, namely the middle of the rear transverse tube 5 is a boundary, the two sets of indents 6 are distributed on two sides of the middle of the rear transverse tube 5, and the middle and two ends of the rear transverse tube 5 are not provided with the indents 6. With the arrangement, on one hand, the parts of the rear transverse pipe 5 without the indents 6 are convenient for fixing components such as seat tension springs, the sector toothed plates 7 and the like; on the other hand, the two sets of the indents 6 are symmetrically arranged in the middle of the rear transverse tube 5, so that the acting force applied to the power spring 3 is distributed more uniformly, and the power spring 3 is clamped better.

As shown in fig. 3, a grid 12 and a plurality of backing plates are installed in the seat frame, the grid 12 is a metal pipe with the shape shown in fig. 3, of course, the metal pipe can be bent into other shapes, and the free end of the grid 12 is connected with the inner wall of the seat frame through a bolt and the like. The backing plate adopts the plastics backing plate, and the backing plate of plastics can provide certain elasticity. The backing plate comprises a main body 10 and an anti-torsion connecting part 11 integrally formed on the main body 10, wherein two ends of the main body 10 and the anti-torsion connecting part 11 are rotatably sleeved on a grid 12.

The shim plates in this embodiment are mainly U-shaped with an upper (upper in fig. 3) and a lower shim plate, and a middle shim plate. Aiming at the backing plate on the upper part, the transverse and straight part of the backing plate is the main body 10, the vertical parts at the two ends of the transverse and straight part are the anti-torsion connecting parts 11, the two ends of the main body 10 are connected with the grids 12, and the anti-torsion connecting parts 11 are connected with the corners of the grids 12, so that the backing plate which is integrally in a long strip shape can be effectively prevented from being twisted. Aiming at the base plate in the middle, the transverse straight part of the base plate is the main body 10, the two vertical parts connected with the upper part of the main body 10 are the anti-torsion connecting parts 11, and similarly, the base plate can be effectively prevented from being twisted by increasing the anti-torsion connecting parts 11 to be connected with the grids 12.

The specific implementation process is as follows:

the rear cross tube 5, the side plates 2 and the bowl 13 enclose a seat frame of the seat, and the grid 12 cushion is used for providing main supporting force for passengers to sit on. The adjuster is used for controlling the rotation of the rear cross tube 5, thereby realizing the lifting adjustment of the seat. When the seat is lifted and adjusted, torque is input at the adjusting handle, the small gear connected with the adjusting handle is meshed with the sector toothed plate 7, and the small gear transmits torque to the sector toothed plate 7 to drive the sector toothed plate 7 to rotate, so that the seat is lifted or lowered, and the aim of adjusting the height of the seat is fulfilled finally. Because the both ends of rear horizontal pipe 5 are all riveted on curb plate 2 soon, and the both ends of rear horizontal pipe 5 are all riveted soon and are formed with chucking boss 9 lock on the hookup arch 8 on curb plate 2, consequently very big improvement the installation stability of rear horizontal pipe 5, and then improved seat lift adjustment's stability and reliability. Compared with the prior art in which the rear transverse tube 5 is directly pressed, the situation that the lifting regulation reliability of the seat is reduced due to the fact that the rear transverse tube 5 is further deformed and loosened in the long-term use process can be avoided. Meanwhile, the stability of the rear transverse tube 5 is improved, so that the stability and the structural strength of the whole seat are improved.

In addition, helping hand spring 3 wears to establish in the violently pipe 5 in the back, can drive helping hand spring 3 when violently pipe 5 rotates in the back and take place the distortion to provide an ascending ejection force to the seat, upwards promote seat and passenger, the supplementary lifting that realizes the seat, make the regulation of seat light convenient more. Because the two groups of symmetrical indents 6 are formed on the rear transverse tube 5 in a concave manner, the two groups of symmetrical indents 6 tightly clamp the power-assisted spring 3 in the rear transverse tube 5, and the rotation of the power-assisted spring 3 in the adjusting process of the seat is effectively avoided. The stability of helping hand spring 3 has been improved, avoids helping hand spring 3 to take place not hard up, has reduced the latent inefficacy risk of helping hand spring 3 to the stability of seat lift adjustment has been improved.

Violently pipe 5 in the mode installation back of this scheme riveting soon, very big improvement the installation stability of violently pipe 5 in the back to improved the stability of seat lift adjustment, and then improved the stability of seat. Meanwhile, the press concave 6 is arranged on the rear transverse tube 5 to press the power spring 3, so that the potential failure risk of the power spring 3 is reduced, and the stability of the seat lifting adjustment is improved. In addition, the anti-torsion connecting part 11 is additionally arranged on the cushion plate, so that the condition that the cushion plate is twisted is effectively controlled, the phenomenon that the seat is abnormal is improved, and the comfort level of passengers is improved.

The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. Firm type seat skeleton assembly violently manages its characterized in that including the back: still include curb plate and sit the basin, curb plate, sit the basin and violently enclose into the seat frame after, be provided with net and a plurality of backing plate in the seat frame, the net is connected with the inner wall of seat frame, the backing plate includes main part and integrated into one piece anti-torque connection portion in the main part, and the both ends of main part and anti-torque connection portion all are connected with the net.

2. A stable seat frame assembly according to claim 1, wherein: the rear transverse pipe is characterized in that two ends of the rear transverse pipe are riveted on the side plates in a rotating mode, the end portion of the rear transverse pipe is riveted in a rotating mode to form a clamping boss, the diameter of the clamping boss is larger than that of the rear transverse pipe, an annular connecting bulge used for being buckled with the clamping boss is arranged on the side plates, and the diameter of the connecting bulge is smaller than that of the clamping boss.

3. A stable seat frame assembly according to claim 2, wherein: the rear horizontal tube is internally provided with a power assisting spring which is abutted against the rear horizontal tube, and one end of the power assisting spring extends out of the rear horizontal tube and is fixed on the side plate.

4. A stable seat frame assembly according to claim 3, wherein: the side wall of the rear transverse tube is inwards sunken to form two indents, the two indents are symmetrically arranged by taking the axis of the rear transverse tube as a symmetry line, and the boosting spring is clamped between the two indents.

5. A stable seat frame assembly according to claim 4, wherein: two groups of the indents are arranged on the rear transverse tube.

6. A stable seat frame assembly according to claim 5, wherein: a clamping groove is formed in the side plate, and the end portion of the power-assisted spring is clamped in the clamping groove.

7. A stable seat frame assembly according to claim 6, wherein: the coupling protrusion is punched on the side plate.

8. A stable seat frame assembly according to any one of claims 3-7, wherein: the regulator includes sector pinion rack and pinion, the pinion rotates to be connected on the curb plate, sector pinion rack fixed cup joints on the back violently pipe, and sector pinion rack and pinion meshing.

9. A stable seat frame assembly according to claim 8, wherein: the adjuster also comprises an adjusting handle which is fixedly connected with the pinion.

10. A stable seat frame assembly according to claim 9, wherein: the side plate is detachably connected with a mounting seat used for mounting an adjusting handle.