CN107444219B

CN107444219B - Seat frame, seat and vehicle

Info

Publication number: CN107444219B
Application number: CN201610375343.5A
Authority: CN
Inventors: 张亚伟; 郑传奇; 张旭; 李鹏飞; 仝家硕; 翟育栋
Original assignee: Nobo Automotive Systems Co Ltd
Current assignee: Nobo Automotive Systems Co Ltd
Priority date: 2016-05-31
Filing date: 2016-05-31
Publication date: 2024-04-02
Anticipated expiration: 2036-05-31
Also published as: CN107444219A

Abstract

The invention provides a seat framework, a seat and a vehicle, wherein the seat framework comprises: back skeleton and cushion sit basin subassembly, and back skeleton includes: go up diaphragm, diaphragm and two sideboards down, the cushion sits basin subassembly and includes: the seat comprises a seat cushion and a seat basin, wherein the seat basin is arranged on the front side of the seat cushion, and at least one of a shoulder adjusting mechanism motor mounting part, a shoulder adjusting mechanism rotating shaft mounting part, a backrest side wing mounting part, a backrest framework angle adjuster mounting part, a seat basin height adjusting mechanism mounting part, a seat basin side wing mounting part, a seat basin inclination adjusting mechanism mounting part and a leg support mounting part is arranged on the seat framework. Through setting up back skeleton and cushion basin subassembly, can make seat skeleton simple structure and light in weight to can make the seat skeleton accord with the lightweight requirement of vehicle, this seat skeleton can integrate a plurality of functional module moreover, thereby can make the seat function diversified.

Description

Seat frame, seat and vehicle

Technical Field

The invention relates to the technical field of vehicles, in particular to a seat framework, a seat with the seat framework and a vehicle with the seat.

Background

At present, passenger car seat frameworks in the market can only realize the riding space requirements of different-state personnel, cannot meet the riding comfort requirements of different-state passengers, can not exchange and upgrade functions, and the local structure of a seat framework product needs to be redeveloped, so that the seat framework structure is complex, the manufacturing process is complex, the weight is high, and the development cost is high.

Disclosure of Invention

In view of the above, the present invention aims to provide a seat frame to solve the problems of complex structure and heavy weight of the seat frame.

In order to achieve the above purpose, the technical scheme of the invention is realized as follows:

a seat frame comprising: comprising the following steps: back skeleton and cushion sit basin subassembly, back skeleton includes: an upper cross plate; the side plates are respectively arranged at the left end and the right end of the upper transverse plate; the lower transverse plate is connected between the bottoms of the two side plates; the cushion bowl assembly includes: the seat cushion comprises seat cushion side plates which are arranged at intervals left and right, a front linkage rod and a rear linkage rod which are arranged at intervals front and back are arranged between the two seat cushion side plates, connecting rods are respectively arranged at two ends of each linkage rod, and the connecting rods are suitable for being connected with the sliding rails in a pivotable manner; the sitting basin is arranged on the front side of the cushion; wherein the seat framework is provided with at least one of a shoulder adjusting mechanism motor installation part, a shoulder adjusting mechanism rotating shaft installation part, a backrest side wing installation part, a backrest framework angle adjuster installation part, a seat basin height adjusting mechanism installation part, a seat basin side wing installation part, a seat basin inclination adjusting mechanism installation part and a leg support installation part.

Further, the side plate is provided with a side plate upper concave part and a side plate lower concave part, the side plate upper concave part and the side plate lower concave part are arranged at intervals up and down, and the length of the side plate upper concave part is smaller than that of the side plate lower concave part.

Further, the upper concave parts of the side plates are of equal-width structures, and the width of the lower concave parts of the side plates tends to increase from top to bottom.

Further, an upper end of the side plate concave portion is close to an upper end of the side plate and a lower end of the side plate concave portion is close to a lower end of the side plate, and a distance between a front edge of the side plate concave portion and a front edge of the side plate is D1, and a distance between a rear edge of the side plate concave portion and a rear edge of the side plate is D2, wherein D1 and D2 satisfy the relation: d1 is more than or equal to 10mm and less than or equal to 15mm, D2 is more than or equal to 10mm and less than or equal to 15mm.

Further, the lower diaphragm is located the upper diaphragm front lower, the sideboard divide into sideboard upper segment, sideboard middle section and sideboard hypomere, the sideboard upper segment with the upper diaphragm links to each other, the sideboard hypomere with the lower diaphragm links to each other, the sideboard middle section is in with crooked form forward connect the sideboard upper segment with between the sideboard hypomere, the sideboard upper segment the sideboard middle section with the vertical height ratio of sideboard hypomere is 1:4:2.

Further, the side panel upper recess and a portion of the side panel lower recess are located on the side panel middle section, another portion of the side panel lower recess is located on the side panel lower section, and a vertical height of the another portion of the side panel lower recess is not more than one third of a vertical height of the portion of the side panel lower recess, the back side wing mounting portion is located on the side panel middle section and in the side panel lower recess, the shoulder adjustment mechanism rotation shaft mounting portion is located in the side panel upper recess, and the back frame recliner mounting portion is located on the side panel lower section and below the side panel lower recess.

Further, a sitting basin rotating hole is formed in the sitting basin, a sitting basin rotating center is arranged on the cushion side plate, the sitting basin rotating hole is rotatably connected with the sitting basin rotating center, the sitting basin rotating hole is located at the rear parts of the left side and the right side of the sitting basin, and long sitting basin circular grooves are formed in the front parts of the left side and the right side of the sitting basin.

Further, a leg rest installation space is formed at the middle front part of the sitting tub, and a plurality of leg rest installation parts surrounding the leg rest installation space are arranged on the upper surface of the sitting tub.

Further, a seat front reinforcing structure is stamped on the upper surface of the seat close to the leg rest mounting portion, a seat spring mounting hanging point is arranged at the rear portion of the seat, a seat rear reinforcing structure is arranged near the seat spring mounting hanging point, the seat spring mounting hanging point and the seat rear reinforcing structure are arranged in a staggered manner in the left-right direction, and the seat front reinforcing structure and the seat rear reinforcing structure are formed by stamping the seat.

Further, the cushion sideboard is multistage echelonment to two distance between the cushion sideboard reduces from back forward gradually, the upper edge and the lower edge of cushion sideboard are provided with cushion sideboard turn-ups respectively.

Compared with the prior art, the seat framework has the following advantages:

according to the seat framework provided by the embodiment of the invention, the backrest framework and the cushion basin assembly are arranged, so that the seat framework is simple in structure and light in weight, the seat framework meets the light weight requirement of a vehicle, the seat framework is good in universality, the seat can realize multiple functions, different types of vehicles can be correspondingly met, and different requirements of a driver on the seat of the vehicle are met.

Another object of the invention is to propose a seat.

a seat is provided with the seat framework.

The seat has the same advantages as the seat frame described above relative to the prior art, and will not be described in detail herein.

Another object of the invention is to propose a vehicle.

a vehicle is provided with the seat.

The vehicle has the same advantages as the seat described above over the prior art and will not be described in detail here.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. In the drawings:

FIG. 1 is a schematic view of a seat frame of a seat according to an embodiment of the present invention;

FIG. 2 is a schematic view of a back skeleton of the seat skeleton shown in FIG. 1;

FIG. 3 is a schematic view of a seat cushion in the seat frame depicted in FIG. 1;

FIG. 4 is a schematic view of a bowl in the seat frame depicted in FIG. 1;

FIG. 5 is a schematic view of a side panel in the back frame depicted in FIG. 2;

FIG. 6 is a schematic view of a seat cushion in the seat frame depicted in FIG. 1;

FIG. 7 is a schematic view of a shoulder adjustment mechanism;

FIG. 8 is a schematic view of a driving force balance device in the shoulder adjusting mechanism shown in FIG. 7;

FIG. 9 is a schematic view of a back side wing;

FIG. 10 is a schematic view of the aerodynamic source in the back side wing and the right side back side wing;

FIG. 11 is a schematic view of a back frame recliner;

FIG. 12 is an exploded view of a bowl wing;

FIG. 13 is a schematic view of a seat side airbag in a seat side;

FIG. 14 is a schematic view of a bowl side wing retainer plate in a bowl side wing;

fig. 15 is an enlarged view of area a of fig. 14;

FIG. 16 is a schematic view of a bowl recliner mechanism, bowl, and seat cushion;

FIG. 17 is an exploded view of the bowl recliner mechanism;

FIG. 18 is an exploded view of a leg rest for a seat;

FIG. 19 is a side view of a leg rest for a seat;

FIG. 20 is a schematic view of a leg rest for a seat;

FIG. 21 is a schematic view of a leg rest for a seat with a leg rest travel plate moved to an advanced limit position;

FIG. 22 is a partial schematic view of a leg rest for a seat;

FIG. 23 is a partial schematic view of a leg rest for a seat;

FIG. 24 is a schematic view of a track bracket for a seat;

FIG. 25 is a schematic view of a first left front bracket of the track brackets for the seat;

fig. 26 is a front view of a lumbar support for a seat;

figure 27 is a rear view of a lumbar support for a seat;

fig. 28 is a schematic view of a ventilation device for the lumbar support of the seat.

Reference numerals illustrate:

a seat frame 101; a bowl 102; a seat cushion 103; a front link lever 104; basin long round groove 105; a back frame 110; an upper cross plate 111; a side plate 112; a lower cross plate 113; side panel upper recess 114; a side plate concave portion 115; an upper edge panel section 116; a side panel midsection 117; a side panel lower section 118; a side plate flange 119; a seat pan assembly 120; a cushion side plate 121; a rear link lever 122; a connecting rod 123; a bowl rotation hole 124; a bowl rotation center 125; a leg rest mounting space 126; a leg rest mounting portion 127; a bowl front reinforcement structure 128; seat spring mounting hanging point 129; a shoulder adjusting mechanism motor mounting portion 131; a shoulder adjusting mechanism rotation shaft mounting portion 132; a back side wing mounting part 133; a back frame recliner mounting portion 134; a bowl height adjustment mechanism mounting section 135; a bowl inclination angle adjustment mechanism mounting portion 137; fan-shaped height adjustment gear 139; height-adjusting limit grooves 140; backrest frame recliner 141; a back frame recliner drive motor 142; a back frame mounting plate 143;

A bowl inclination angle adjustment mechanism 201; a bowl tilt adjustment bracket 202; a first connection end 203; a second connection end 204; a bowl tilt adjustment motor 205; a bowl inclination adjustment screw 207; a bowl inclination angle adjustment mechanism sub-mounting portion 208; a driven reclining bracket 209;

a leg rest 301; a leg rest fixing portion 302; a leg rest moving part 303; leg rest guide 304; a leg rest driving section 305; leg rest support 306; a rear edge recess 307; a front edge projection 308; an elastic leg rest support 309; a leg rest link structure 310; leg rest fixing portion link 311; leg rest movement section link 312; a synchronizing lever 313;

a slide rail bracket 401; a left slide rail 402; a right slide rail 403; a first left front bracket 404; a first left rear bracket 405; a first right front support 406; a first right rear bracket 407; a bracket boss 408; reinforcing structure 409; a link connection hole 410; a seat belt fixing hole 411; a vertical plate 412; a connection base 413; a connecting flange 414;

a lumbar support 501; a waist support fixing portion 502; a lumbar support air bag 503; a ventilation device relief aperture 504; a ventilation device 505; a fan 506; an air duct 507; a ventilation cotton 508;

a shoulder adjustment mechanism 601; shoulder skeleton 602; shoulder skeleton rotation portion 603; lumbar support mounting holes 604; shoulder armature electrical drive 605; a driving force balancing device 606; a driving force balance device connection portion 607; a common link 608; branch link 609; shoulder skeleton vertical plate 610; shoulder skeleton horizontal connection plate 611;

Backrest flanks 801; left back side wing 802; a right back side wing 803; a back side wing fixing portion 804; a back side wing rotating section 805; a back side airbag 806; a gas power source 807; an inflator 808; an air valve 809; backrest wing shaft 810;

a bowl side wing 901; basin side wing mounting plate 902; a bowl side airbag 903; basin side wing buckle 904; basin side wing clasp body 905; the bowl side flap snap spring arms 906; a bowl side wing boss 907; a seat side airbag securing plate 908.

Detailed Description

It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.

The seat according to the embodiment of the present invention will be described in detail with reference to the accompanying drawings in combination with the embodiments. The seat comprises: a seat frame 101 and at least one electrically powered functional module.

The seat frame 101 according to the embodiment of the present invention may include a back frame 110 and a cushion pan assembly 120, the back frame 110 extending in a substantially vertical direction, the cushion pan assembly 120 extending in a substantially front-rear direction, the back frame 110 being mounted at a rear side of the cushion pan assembly 120.

As shown in fig. 1 and 2, the back frame 110 includes: an upper transverse plate 111, two side plates 112 and a lower transverse plate 113, the two side plates 112 being respectively connected to the left and right ends of the upper transverse plate 111, the lower transverse plate 113 being connected between the bottoms of the two side plates 112. This can make the back frame 110 simple in structure and light in weight, so that the seat frame 101 can meet the light weight requirement of the vehicle.

As shown in connection with fig. 1, 3 and 4, the cushion pan assembly 120 may include: the seat cushion 103 and the sitting basin 102, the seat cushion 103 includes the seat cushion curb plate 121 that controls the spaced apart setting, is provided with the front linkage pole 104 and the back linkage pole 122 of front and back spaced apart between two seat cushion curb plates 121, and the both ends of every linkage pole are provided with connecting rod 123 respectively, and connecting rod 123 are suitable for and link to each other with the slide rail is pivotable, and the sitting basin 102 sets up the front side at the seat cushion 103. In other words, the front link 104 and the rear link 122 are connected between the two cushion side plates 121, wherein the front link 104 and the rear link 122 are rotatable with respect to the two cushion side plates 121. The connecting rod 123 is connected between the linkage rod and the slide rail, and when the connecting rod 123 rotates relative to the slide rail, the height of the cushion bowl assembly 120 can be adjusted, so that a driver can conveniently adjust the cushion bowl assembly 120 to a required height. Thus, the cushion pan assembly 120 is simple in structure and light in weight, so that the seat frame 101 can meet the light weight requirement of the vehicle.

Wherein, be provided with at least one in shoulder adjustment mechanism motor mount 131, shoulder adjustment mechanism pivot mount 132, back flank mount 133, back skeleton angle modulation ware mount 134, seat height adjustment mechanism mount 135, seat flank mount, seat reclining mechanism mount 137, leg rest mount 127 on the seat skeleton 101. The electric function module is provided on the back frame 110 or the seat cushion assembly 120, and one of the plurality of electric function modules corresponds to one of the plurality of mounting portions. The functional module comprises: shoulder adjustment mechanism 601, back flank 801, back skeleton angle modulation mechanism, seat basin height adjustment motor, seat basin flank 901, seat basin inclination angle adjustment motor 205 and leg rest 301.

The shoulder adjustment mechanism motor mounting portion 131 may be used to mount a motor (i.e., a motor in the shoulder frame electric drive 605) that mounts the shoulder adjustment mechanism 601 on the back frame 110, and the shoulder adjustment mechanism rotation shaft mounting portion 132 may be used to mount the shoulder adjustment mechanism rotation portion 603 on the back frame 110 such that the shoulder adjustment mechanism 601 is mounted on the back frame 110 through the shoulder adjustment mechanism motor mounting portion 131 and the shoulder adjustment mechanism rotation shaft mounting portion 132.

The back side wing mounting portion 133 may mount the back side wing 801 to the back frame 110. The back frame angle adjusting mechanism may include: the back frame recliner mounting portion 134 may be used to mount the back frame recliner 141 and the back frame recliner drive motor 142 on the back frame 110. The bowl lifting mechanism mounting section 135 may be used to mount the bowl lifting mechanism on the seat cushion 103. The bowl wing mounting portions may be used to mount the bowl wings 901 on the bowl 102. The bowl recliner mechanism mount 137 may be used to mount the bowl recliner motor 205 in the bowl recliner mechanism 201 on the front linkage rod 104 of the seat cushion 103. The leg rest mounting portion 127 may be used to mount the leg rest 301 on the bowl 102. Like this, the commonality of seat skeleton 101 is better, and seat skeleton 101 can select the installation department of corresponding function according to the actual conditions of seat and vehicle to install corresponding function module on seat skeleton 101 to can make the seat type more, and then the seat can match multiple regulatory function, satisfy the driver to the different demands of vehicle seat.

Preferably, the above-mentioned plurality of mounting portions are each mounted on a corresponding position of the seat frame 101, and the mounting position of each mounting portion and the function and operation principle of the function module mounted by each mounting portion will be described in detail later.

According to the seat framework 101 provided by the embodiment of the invention, the backrest framework 110 and the cushion basin assembly 120 are arranged, so that the seat framework 101 is simple in structure and light in weight, the seat framework 101 meets the light weight requirement of a vehicle, the seat framework 101 is good in universality, the seat can realize multiple functions, and different requirements of a driver on the vehicle seat can be met.

The specific structure of the back frame 110 in the seat frame 101 according to the embodiment of the present invention is described in detail below.

As shown in fig. 2, a shoulder adjusting mechanism motor mounting part 131 may be provided at an upper end of the upper cross plate 111 of the back frame 110, and a motor in the shoulder frame electric driver 605 is mounted on the shoulder adjusting mechanism motor mounting part 131. As shown in fig. 2 and 5, the side plate 112 may be provided with a side plate upper concave portion 114 and a side plate lower concave portion 115, and the side plate upper concave portion 114 and the side plate lower concave portion 115 are disposed at a distance from each other. Wherein the side plate upper concave portion 114 and the side plate lower concave portion 115 are respectively concave toward the inside, that is, the side plate upper concave portion 114 and the side plate lower concave portion 115 on the side plate 112 located on the right side are respectively concave toward the left side. By providing the side plate concave upward portion 114 and the side plate concave downward portion 115, the structural strength of the side plate 112 can be enhanced at least to some extent, so that the structural strength of the back frame 110 can be enhanced, and the structural strength of the seat frame 101 can be enhanced. And the side plate upper concave portion 114 and the side plate lower concave portion 115 may be provided with corresponding mounting portions, respectively, so that the mounting portions may be arranged reasonably and reliably.

Preferably, as shown in FIG. 2, the length of the sideboard upper recess 114 may be less than the length of the sideboard lower recess 115. As shown in fig. 2, the shoulder adjusting mechanism shaft mounting portion 132 is provided in the side plate upper recess 114, and the shoulder adjusting mechanism shaft mounting portion 132 may have a hole-like structure. The side plate concave portion 115 may be provided therein with a back side wing mounting portion 133, and the back side wing mounting portion 133 may be constructed in a hole-like structure. Thus, the side plate upper concave portion 114 and the side plate lower concave portion 115 can effectively strengthen the structural strength of the side plate 112 in the length direction of the side plate 112, and the side plate upper concave portion 114 and the side plate lower concave portion 115 can be respectively provided with different mounting portions, so that the arrangement reliability of the mounting portions on the side plate 112 can be ensured.

Preferably, the depth of the sideboard upper recess 114 may be less than the depth of the sideboard lower recess 115. Thus, the side plate upper concave portion 114 and the side plate lower concave portion 115 can reduce the influence on the structural strength of the side plate 112 at least to some extent, and thus the side plate upper concave portion 114 can facilitate the mounting of the shoulder adjusting mechanism rotation shaft mounting portion 132, and the side plate lower concave portion 115 can facilitate the mounting of the backrest side wing mounting portion 133.

Alternatively, as shown in fig. 2 and 5, the side plate upper concave portion 114 may be of an equal width structure, and the width of the side plate lower concave portion 115 tends to increase from top to bottom. Thus, the reinforcing effect of the side plate concave upward portion 114 on the front side wall and the rear side wall of the side plate 112 in the up-down direction can be the same, and since the side plate 112 has a tendency to increase in width from top to bottom at the portion corresponding to the side plate concave downward portion 115, by setting the side plate concave downward portion 115 to increase in width from top to bottom, the reinforcing effect of the side plate concave downward portion 115 on the front side wall and the rear side wall of the side plate 112 can be made the same, so that the structural reliability of the side plate 112 can be ensured.

Alternatively, as shown in fig. 2, the front and rear edges of the side plate 112 are provided with side plate flanges 119, respectively, the side plate flanges 119 extend toward the inside of the back frame 110, and the side plate flanges 119 extend upward and downward to the upper and lower ends of the side plate 112, respectively. The side plate flange 119 and the side plate 112 may be integrally formed, and the side plate flange 119 may be made to effectively strengthen the structural strength of the side plate 112 in the up-down direction by extending the side plate flange 119 up to the upper end of the side plate 112 and down to the lower end of the side plate 112, thereby effectively strengthening the structural strength of the back frame 110. The upper end of the side plate flange 119 may be fixedly connected to the upper transverse plate 111, and the lower end of the side plate flange 119 may be fixedly connected to the lower transverse plate 113.

The upper end of the side plate concave portion 115 is close to the upper end of the side plate 112, and the lower end of the side plate concave portion 115 is close to the lower end of the side plate 112, and the distance between the front edge of the side plate concave portion 115 and the front edge of the side plate 112 is D1, and the distance between the rear edge of the side plate concave portion 115 and the rear edge of the side plate 112 is D2, wherein D1 and D2 satisfy the relation: d1 is more than or equal to 10mm and less than or equal to 15mm, D2 is more than or equal to 10mm and less than or equal to 15mm. The side plate 112 satisfying the above range is excellent in structural strength and meets the light weight requirement of the vehicle. Preferably, D1 and D2 further satisfy: d1 =d2.

According to an embodiment of the present invention, as shown in fig. 5, the lower transverse plate 113 is positioned under the front of the upper transverse plate 111, the side plate 112 is divided into an upper side plate section 116, a middle side plate section 117 and a lower side plate section 118, the upper side plate section 116 is connected to the upper transverse plate 111, the lower side plate section 118 is connected to the lower transverse plate 113, and the middle side plate section 117 is connected between the upper side plate section 116 and the lower side of the side plate 112 in a forward bent form. Thus, the side panels 112 may be generally S-shaped, and the side panel midsection 117 may provide for a smooth profile to the side panels 112, so that the seat may be more ergonomically designed to improve the driving comfort of the driver. The forwardly curved side panel center section 117 also ensures structural reliability of the side panel 112.

Preferably, as shown in fig. 5, the vertical height ratio of the side panel upper section 116, the side panel middle section 117, and the side panel lower section 118 may be 1:4:2. the side plate 112 meeting the above ratio is reliable in structure and reasonable in arrangement of numerical values of each section, so that the side plate 112 is good in line type, and the comfort of a driver sitting on a seat can be guaranteed.

Specifically, as shown in fig. 5, the side plate concave upward portion 114 and a part of the side plate concave downward portion 115 are located on the side plate middle section 117, another part of the side plate concave downward portion 115 is located on the side plate lower section 118, and the vertical height of another part of the side plate concave downward portion 115 is not more than one third of the vertical height of a part of the side plate concave downward portion 115. Thus, the side plate concave portions 115 satisfying the above relationship are arranged reasonably, so that the side plate 112 can be made lighter in mass while the structural strength of the side plate 112 is ensured, and further the back frame 110 can be made to meet the light-weight requirements of the vehicle.

As shown in fig. 2 and 5, the back side wing mounting section 133 may be located on the side panel midsection 117 with the back side wing mounting section 133 located in the side panel recess 115, the shoulder adjustment mechanism pivot mounting section 132 located in the side panel upper recess 114, the back frame recliner mounting section 134 located on the side panel lower section 118, and the back frame recliner located below the side panel recess 115. The back frame recliner mounting portion 134 may be two mounting holes, one for mounting the back frame recliner and the other for mounting a motor for driving the back frame recliner. Therefore, the side plates 112 can be provided with a plurality of mounting parts, and the plurality of mounting parts are reasonably arranged on the side plates 112, so that the universality of the seat framework 101 can be improved, the seat can realize multiple functions, and the requirements of a driver on the functions of the seat are met.

The cushion pan assembly 120 of the seat frame 101 according to the embodiment of the present invention is described in detail below with reference to the accompanying drawings. As shown in fig. 3 and 4, the bowl 102 is provided with a bowl rotation hole 124, the cushion side plate 121 is provided with a bowl rotation center 125, and the bowl rotation hole 124 is rotatably connected to the bowl rotation center 125. The pivoting member passes through the bowl rotation hole 124 and the bowl rotation center 125, so that the bowl 102 can rotate with the connection line of the two bowl rotation centers 125 as the central axis, and further the tilt angle adjusting function of the bowl 102 can be realized.

Alternatively, the bowl rotation hole 124 may be located at the rear of the left and right sides of the bowl 102, and the front of the left and right sides of the bowl 102 is provided with the bowl long round groove 105. The bowl long round groove 105 can be used to connect with the bowl inclination angle adjusting mechanism 201, so that the bowl inclination angle adjusting mechanism 201 can drive the bowl 102 to perform inclination angle adjustment around the bowl rotation center 125 through the bowl long round groove 105. The connection relationship between the bowl long round groove 105 and the bowl inclination angle adjusting mechanism 201 will be described in detail later.

Alternatively, as shown in fig. 4, the middle front portion of the bowl 102 may be formed with a leg rest installation space 126. The leg rest installation space 126 may be used to install the leg rest 301. Alternatively, as shown in fig. 4, the upper surface of the bowl 102 may be provided with a plurality of leg rest mounting parts 127 surrounding the leg rest mounting space 126. The leg rest mounting parts 127 may be mounting holes, and a plurality of mounting holes may be arranged around the leg rest mounting space 126, specifically, as shown in fig. 4, the leg rest mounting parts 127 are four in total, two leg rest mounting parts 127 are disposed at the rear side of the leg rest mounting space 126 and spaced apart in the left-right direction, and the other two leg rest mounting parts 127 are disposed at the left and right sides of the leg rest mounting space 126, and the two leg rest mounting parts 127 are symmetrically arranged with respect to the leg rest mounting space 126, and by providing a plurality of leg rest mounting parts 127, the leg rest 301 may be firmly fixed in the leg rest mounting space 126, thereby making it possible to secure mounting reliability between the leg rest 301 and the sitting tub 102.

Further, as shown in fig. 4, a bowl front reinforcing structure 128 is punched on the upper surface of the bowl 102 near the leg rest mounting portion 127. Wherein the front reinforcing structure 128 of the sitting basin can be arranged into a groove structure, and the structural strength of the sitting basin 102 can be effectively enhanced by arranging the front reinforcing structure 128 of the sitting basin, and the installation strength between the sitting basin 102 and the leg rest 301 can also be enhanced. As shown in fig. 1 and 4, a seat spring mounting hanging point 129 is provided at the rear of the seat pan 102, and a seat pan rear reinforcing structure is provided in the vicinity of the seat spring mounting hanging point 129. Seat springs are connected between the rear linkage rod 122 of the seat cushion 103 and the seat spring mounting hanging point 129 of the seat pan 102, and by arranging the seat pan rear reinforcing structure, the structural strength of the rear part of the seat pan 102 can be effectively enhanced, and the structural strength of the seat spring mounting hanging point 129 can be improved, so that the structural reliability of the seat cushion seat pan assembly 120 can be improved, and the structural reliability of the seat framework 101 can be improved.

Preferably, seat spring mounting suspension points 129 are staggered in the left-right direction with the seat pan rear reinforcement structure, and seat pan front reinforcement structure 128 and seat pan rear reinforcement structure are formed by stamping seat pan 102. Thus, the seat pan rear reinforcement structure may be disposed between the two seat spring mounting hanging points 129 or disposed at a position adjacent to the seat spring mounting hanging point 129 located outside, so that the seat pan rear reinforcement structure may better reinforce the structural strength of the seat spring mounting hanging point 129, and further may improve the structural strength of the seat frame 101.

Alternatively, as shown in fig. 4, the rear parts of the left and right sides of the bowl 102 are formed with clamping grooves for clamping the cushion side plates 121, and the outer walls of the clamping grooves are provided with bowl rotation holes 124. It can be appreciated that by providing the clamping groove, the cooperation between the tub rotation center 125 and the tub rotation hole 124 can be facilitated, so that the installation efficiency of the seat frame 101 can be improved, and the reliability of the cooperation between the tub rotation center 125 and the tub rotation hole 124 can be improved.

Alternatively, as shown in fig. 3, the cushion side plates 121 may be in a multi-step shape, and the distance between the two cushion side plates 121 gradually decreases from the rear to the front, and the upper and lower edges of the cushion side plates 121 are provided with cushion side plate burring 119, respectively. It can be appreciated that by arranging the cushion side plate 121 in a stepped structure, the structural strength of the cushion side plate 121 can be effectively improved, and the structural strength of the cushion 103 can be improved, so that the structural strength of the seat frame 101 can be improved. In addition, by providing the cushion side plate flange 119, the structural strength of the cushion side plate 121 can be effectively improved, so that the structural strength of the cushion 103 can be improved, and the structural strength of the seat frame 101 can be improved.

According to one embodiment of the present invention, one of the links 123 is provided with a fan-shaped height-adjusting gear 139 to form a driving link, and the remaining three links 123 are driven links. As shown in fig. 1, the link 123 located at the left rear side may be configured as a driving link, and the remaining three links 123 may be driven links. As shown in fig. 6, the bowl lifting mechanism may include a bowl lifting motor and a fan-shaped lifting gear 139, where the fan-shaped lifting gear 139 is mounted on the rear linkage rod 122, the bowl lifting motor drives the fan-shaped lifting gear 139 to rotate with the axis of the rear linkage rod 122 as a pivot axis, the fan-shaped lifting gear 139 is linked with the driving link, preferably, the fan-shaped lifting gear 139 and the driving link are in an integrated structure, so that under the driving of the bowl lifting motor, the driving link can rotate with the connection point between the driving link and the sliding rail as a rotation center, thereby realizing the height adjustment of the bowl 102 and the seat cushion 103. The bowl elevating motor may be mounted on the cushion side plate 121 of the cushion 103 through the bowl elevating mechanism mounting part 135.

As shown in fig. 6, the fan-shaped height-adjusting gear 139 is provided with a height-adjusting limit groove 140, and the height-adjusting limit groove 140 is used for being matched with a height-adjusting limit protrusion on the pedestal pan height-adjusting motor mounting bracket. The seat pan height-adjusting motor is arranged on the seat pan height-adjusting motor mounting bracket, the seat pan height-adjusting motor mounting bracket is arranged on the seat cushion side plate 121, the seat pan height-adjusting motor mounting bracket is provided with a height-adjusting limiting protrusion, the height-adjusting limiting groove 140 can be configured as an arc groove, when the height-adjusting limiting protrusion is positioned at the upper end of the height-adjusting limiting groove 140, the fan-shaped height-adjusting gear 139 stops rotating, at the moment, the seat cushion seat pan assembly 120 is positioned at the highest position, when the height-adjusting limiting protrusion is positioned at the lower end of the height-adjusting limiting groove 140, the fan-shaped height-adjusting gear 139 stops rotating, and at the moment, the seat cushion seat pan assembly 120 is positioned at the lowest position. Through setting up height-adjusting limit groove 140 and height-adjusting limit protrusion, the height adjusting range of cushion basin subassembly 120 can be reasonable, thereby the height-adjusting reliability of cushion basin subassembly 120 can be guaranteed.

The mounting relationship between the shoulder adjusting mechanism 601 and the back frame 110 and the operation principle of the shoulder adjusting mechanism 601 are described in detail below with reference to fig. 7 and 8.

As shown in fig. 7, a shoulder adjusting mechanism 601 for a seat according to an embodiment of the present invention may include: a shoulder armature 602 and a shoulder armature electric drive 605, the shoulder armature 602 including a shoulder armature rotating portion 603, the shoulder armature rotating portion 603 being pivotally mounted to the back armature 110 of the seat. It is to be understood that the shoulder frame 602 is mounted to the back frame 110 of the seat by the shoulder frame rotating portion 603, and that the shoulder frame 602 can be rotated relative to the back frame 110 with the shoulder frame rotating portion 603 as a pivot axis. Wherein the shoulder frame rotating part 603 may be pivotally mounted on the shoulder adjusting mechanism rotation shaft mounting part 132 of the back frame 110.

Specifically, as shown in fig. 7, shoulder skeleton 602 may further include: two shoulder frame vertical plates 610 and shoulder frame horizontal connection plates 611, the two shoulder frame vertical plates 610 being oppositely disposed on the shoulder frame rotating part 603, the shoulder frame horizontal connection plates 611 being connected between the middle parts of the two shoulder frame vertical plates 610. The two shoulder frame vertical plates 610 are disposed spaced apart in the left-right direction, and the two shoulder frame vertical plates 610 extend in the vertical direction, the shoulder frame horizontal connection plates 611 extend in the horizontal direction, and the shoulder frame horizontal connection plates 611 are mounted on the two shoulder frame vertical plates 610, wherein the shoulder frame horizontal connection plates 611 may be used to mount a fixed headrest, and the upper ends of the shoulder frame vertical plates 610 may be welded with a headrest welding pipe.

The shoulder skeleton rotating portion 603 is provided with a waist support mounting hole 604 for mounting the waist support 501, and a connector (e.g., a hook) on the waist support 501 may be fitted on the waist support mounting hole 604, so that the waist support 501 may be mounted under the shoulder skeleton rotating portion 603. Preferably, the lumbar support 501 may be hung at the lumbar support mounting hole 604, so that the lumbar support 501 is convenient to mount and dismount, and thus the mounting efficiency of the seat may be improved. Preferably, as shown in fig. 7, the lumbar support mounting hole 604 may be a slotted hole, and the length direction of the lumbar support mounting hole 604 is perpendicular to the length direction of the shoulder skeleton rotation portion 603. As shown in fig. 7, the waist support mounting holes 604 are provided in a longitudinal direction, i.e., in an up-down direction, and the shoulder frame rotating portions 603 are provided in a left-right direction, so that the hooks of the waist support 501 can be easily hung on the waist support mounting holes 604 by arranging the waist support mounting holes 604 in an oblong shape, and the influence of production errors on the assembly can be avoided, thereby further improving the mounting efficiency of the seat.

Preferably, as shown in fig. 7, the lumbar support mounting holes 604 may be plural, and the lumbar support mounting holes 604 are uniformly arranged on the shoulder skeleton rotating portion 603. As shown in fig. 7, there are two lumbar support mounting holes 604, and the two lumbar support mounting holes 604 are distributed in the left-right direction. By providing the plurality of lumbar support mounting holes 604, the mounting reliability of the lumbar support 501 on the shoulder frame rotating portion 603 can be ensured, and thus the mounting reliability of the seat can be ensured.

The shoulder frame electric drive 605 is provided for driving the shoulder frame 602 to rotate about the shoulder frame rotation portion 603. It will be appreciated that the shoulder skeleton electric driver 605 may drive the shoulder skeleton 602 to rotate about the shoulder skeleton rotating portion 603, and the headrest and the shoulder of the seat may be angularly adjusted relative to the backrest, so that the driver may select a suitable angle, and thus the lumbar support 501 of the seat may support the waist of the driver, the shoulder of the seat may support the shoulder of the driver, and the headrest of the seat may support the head of the driver, so as to reduce the fatigue of the driver, and improve the driving comfort of the driver.

According to one embodiment of the invention, the shoulder armature electric drive 605 may comprise: the motor and the screw drive the shoulder skeleton 602 to rotate around the shoulder skeleton rotating part 603 through the screw, so that the angle adjustment of the shoulder skeleton 602 in the front-rear direction can be realized. The working principle of the motor and the screw is a known technology of a person skilled in the art, and is not described in detail here. Wherein, the screw is from taking limit function to can make shoulder skeleton electric drive 605 simple structure and reliable. Wherein the motor in the shoulder frame electric drive 605 is mounted on the back frame 110 by the shoulder adjustment mechanism motor mounting portion 131.

According to the shoulder adjusting mechanism 601 for the seat, provided by the embodiment of the invention, the shoulder skeleton rotating part 603 and the shoulder skeleton electric driving part 605 are arranged, so that the angle of the shoulder skeleton 602 relative to the backrest skeleton 110 can be adjusted, a driver can select a proper angle, the waist support 501 of the seat can support the waist of the driver, the shoulder of the seat can support the shoulder of the driver, the headrest of the seat can support the head of the driver, the driving fatigue degree of the driver can be further reduced, and the driving comfort of the driver can be improved.

According to a preferred embodiment of the present invention, as shown in fig. 8, the shoulder adjusting mechanism 601 may further include: the driving force balancing device 606, the driving force balancing device 606 is arranged between the shoulder skeleton electric driving piece 605 and the shoulder skeleton 602, and the driving force balancing device 606 is provided with a plurality of driving force balancing device connecting parts 607 connected with the shoulder skeleton 602. So that the driving force transmitted by the shoulder frame electric drive 605 to the driving force balance device 606 can be transmitted to the shoulder frame 602 through the plurality of driving force balance device connections 607. Thus, by providing the driving force balance device 606, the driving force transmission between the shoulder frame electric driver 605 and the shoulder frame 602 can be made reliable and stable, so that the angular adjustment stability of the shoulder frame 602 can be improved, and the reliability of the seat can be improved. Preferably, the driving force balance device connecting portions 607 are spaced apart in the left-right direction of the shoulder frame 602 so that the driving forces received by the left and right sides of the shoulder frame 602 are uniform and stable, thereby making it possible to secure the angular adjustment stability of the shoulder frame 602.

According to an embodiment of the present invention, as shown in fig. 8, the driving force balancing device 606 may include: a common link 608 and a plurality of branch links 609, the common link 608 being connected to the shoulder frame electric drive 605, one end of each branch link 609 being connected to the common link 608, and the other end of each branch link 609 being connected to the shoulder frame 602. Wherein one end of each branch link 609 may be fixedly connected to the common link 608 and the other end of each branch link 609 may be pivotally connected to the shoulder frame 602.

Optionally, the shoulder adjusting mechanism 601 may further include: and the memory module is connected with the shoulder skeleton electric driving piece 605. It can be appreciated that the memory module can memorize the position of the shoulder commonly used by the driver, when the driver sits on the seat, the memory module can send out an electric signal to the shoulder skeleton electric driving member 605 so that the shoulder skeleton electric driving member 605 drives the shoulder skeleton 602 to the position of the shoulder commonly used around the shoulder skeleton rotating part 603, thereby enabling the driver to keep in a more comfortable driving state, further reducing the operation difficulty of the driver and improving the driving comfort of the driver.

Further, the shoulder adjusting mechanism 601 may further include: and an identification module for identifying the identity of the person sitting on the seat, the identification module being connected to the memory module and the shoulder skeleton electric drive 605. It will be appreciated that when a plurality of persons have driven a vehicle having the seat of the shoulder adjustment mechanism 601, the memory module may record the common shoulder position of each driver respectively, and when the driver drives the vehicle again, the recognition module may quickly recognize the driver and send a corresponding electrical signal to the memory module, so that the memory module may control the shoulder frame electric driver 605 to drive the shoulder frame 602 to rotate around the shoulder frame rotating portion 603 to the common shoulder position of the driver, and thus may improve the driving comfort of the driver.

The mounting relationship between the back side wings 801 and the back frame 110 and the operation principle of the back side wings 801 are described in detail below with reference to fig. 9 and 10.

As shown in fig. 9, a back side wing 801 for a seat according to an embodiment of the present invention may include: left side back side wing 802 and right side back side wing 803, left side back side wing 802 is provided on the left side of the back frame, and right side back side wing 803 is provided on the right side of the back frame. Wherein, as shown in fig. 10, each of the left and right back side wings 802 and 803 includes: the back side wing fixing portion 804, the back side wing rotating portion 805 and the back side wing air bag 806, the back side wing fixing portion 804 is adapted to be fixed to a back frame of the seat, the back side wing rotating portion 805 is rotatably mounted on the back side wing fixing portion 804, the back side wing air bag 806 is sandwiched between the back side wing fixing portion 804 and the back side wing rotating portion 805, and the back side wing air bag 806 is configured to be capable of being inflated or deflated. It will be appreciated that when the back side wing airbag 806 is inflated, and because the back side wing fixing portion 804 is fixed to the back frame of the seat, the back side wing rotating portion 805 is rotatable relative to the back side wing fixing portion 804, so that the back side wing airbag 806 can push the back side wing rotating portion 805 inward, the back side wing rotating portion 805 can be made to support the back of the driver better, the fatigue of the driver can be reduced, and the driving comfort of the driver can be improved. When the back side airbag 806 is deflated, the back side airbag 806 collapses and the back side flap swivel 805 swivels outwardly under the back pressure of the driver until returning to the original position relative to the back side flap securing portion 804.

The left side back side wing 802 is attached to the left side plate 112 by the back side wing attachment portion 133, and the right side back side wing 803 is attached to the right side plate 112 by the back side wing attachment portion 133 by the back side wing attachment portion 804.

As shown in fig. 9 and 10, the back side wing 801 may optionally further include: the aerodynamic sources 807, the aerodynamic sources 807 are respectively connected to the back side airbag 806 of the left back side wing 802 and the back side airbag 806 of the right back side wing 803. It will be appreciated that the aerodynamic sources 807 may inflate the back side airbag 806 of the left back side flap 802 and the back side airbag 806 of the right back side flap 803, respectively. Specifically, as shown in fig. 10, the aerodynamic source 807 may include: the inflator 808 and the air valve 809 are provided on the inflator 808, and the air valve 809 is connected with the back side wing air bag 806 through an air pipe. The air valve 809 can control the on-off state between the inflator 808 and the back side wing air bag 806, when the inflator 808 works and the air valve 809 is in an open state, the inflator 808 inflates the back side wing air bag 806, and when the inflator 808 stops working and the air valve 809 is in a closed state, the inflator 808 stops inflating the back side wing air bag 806.

Among them, there are various inflation and deflation methods for the left back side wing 802 and the right back side wing 803, and the two inflation and deflation methods are described in detail below. Optionally, the back side airbag 806 of the left back side 802 and the back side airbag 806 of the right back side 803 are configured to be inflated or deflated simultaneously. It can be appreciated that the left and right back wings 802 and 803, which are simultaneously inflated and deflated, can better support the back of the driver and can massage the back of the driver more stably, thereby improving the driving comfort of the driver.

Or alternatively, each back side airbag 806 is configured to inflate and deflate in an alternating manner. Wherein, each backrest flank air bag 806 can be periodically deflated and inflated, so that the backrest flanks 801 can better massage the back of a driver, can relieve the driving fatigue degree of the driver, and can improve the driving comfort of the driver. And the back side wing airbag 806 in the left back side wing 802 and the back side wing airbag 806 in the right back side wing 803 can be inflated and deflated alternately, i.e. when the back side wing airbag 806 in the left back side wing 802 is deflated, the back side wing airbag 806 in the right back side wing 803 can be inflated, so that the back of the driver can be better massaged by continuously adjusting the inflation and deflation of the back side wing airbag 806 in the back side wing 801, thereby improving the driving comfort of the driver.

Specifically, a separate air pipe is connected between the air power source 807 and each of the side air bags 806, in other words, the two side air bags 806 are connected in parallel through the air pipe, and the air valve 809 of the air power source 807 can control the on-off between the inflator 808 and each of the side air bags, so that the air valve 809 breaks one side air bag 806 when the other side air bag 806 is connected, and the two side air bags 806 can be inflated and deflated in an alternating manner.

In accordance with one embodiment of the present invention, the back side wing rotation section 805 is rotatably connected at its rear side to the back side wing fixing section 804, and the back side wing airbag 806 is configured such that the front portion of the back side wing airbag 806 is inflated to a greater thickness than the rear portion of the back side wing airbag 806. It will be appreciated that when the back side airbag 806 is inflated, the inflation thickness of the front portion of the back side airbag 806 is greater than the inflation thickness of the rear portion of the back side airbag 806, so that the front portion of the back side wing 801 can better support the back of the driver, and thus the back side wing 801 can effectively support the back of the driver, and thus the driving comfort of the driver can be improved. Preferably, the front portion of the back side airbag 806 may be formed with a fold. Thus, when the back side airbag 806 is inflated, the folds can be stretched so that the front inflation thickness of the back side airbag 806 is greater than the rear inflation thickness.

Specifically, as shown in fig. 10, the back side wing fixing part 804 may be configured as a back side wing fixing plate, and the back side wing rotating part 805 may be configured as a back side wing rotating plate, with a back side wing air bag installation space formed between the back side wing fixing plate and the back side wing rotating plate. By providing the back side wing fixing portion 804 and the back side wing rotating portion 805 in a plate-like structure, the back side wing 801 can be made simple and reliable in structure, and the back side wing 801 can be made lighter in weight, so that it is possible to meet the lightweight design of the vehicle.

Alternatively, as shown in fig. 10, the back side wing airbag 806 is detachably fixed to the back side wing fixing plate by a snap structure, and the upper and lower parts of the back side wing rotating plate are rotatably provided to the back side wing fixing plate by a back side wing rotating shaft 810, respectively. Thus, the back side wing airbag 806 and the back side wing fixing plate can be detached, thereby facilitating the replacement of the back side wing airbag 806 and the back side wing fixing plate and reducing the replacement cost. And by providing two back side wing rotating shafts 810 spaced apart from each other up and down, the rotation reliability of the back side wing rotating plate with respect to the back side wing fixing plate can be improved.

According to the backrest side wing 801 for the seat, provided by the embodiment of the invention, the left backrest side wing 802 and the right backrest side wing 803 can be inflated and contracted by arranging the backrest side wing air bag 806 capable of being inflated and deflated, and when the left backrest side wing 802 and the right backrest side wing 803 are inflated, the left backrest side wing 802 and the right backrest side wing 803 can effectively support the back of a driver, so that the driving comfort of the driver can be improved.

The mounting relationship between the back frame recliner 141 and the back frame 110 and the back frame recliner 141 and the seat cushion 103 and the operation principle of the back frame recliner 141 are described in detail below with reference to fig. 1 and 11.

The backrest frame 110 is mounted on the seat cushion 103 through the backrest frame mounting plate 143, the fixed disk of the backrest frame recliner 141 is fixed on the backrest frame mounting plate 143, the rotating disk of the backrest frame recliner 141 is fixed on the side plate 112 of the backrest frame 110, the backrest frame recliner driving motor 142 is fixed on the side plate 112 of the backrest frame 110, and the backrest frame recliner mounting portion 134 includes a mounting hole for mounting the backrest frame recliner driving motor 142 and a mounting hole for mounting the backrest frame recliner 141.

The back frame angle adjuster driving motor 142 drives the rotating disk of the back frame angle adjuster 141 to rotate relative to the fixed disk, so that the rotation of the back frame 110 relative to the seat cushion 103 can be realized, and the front-back angle adjustment of the back frame 11 can be realized.

The mounting relationship between the bowl 102 and the bowl side wings 901 and the operation principle of the bowl side wings 901 are described in detail with reference to fig. 12 to 15.

As shown in fig. 12, a bowl wing 901 for a seat according to an embodiment of the present invention may include: the bowl side wing fixing plates 902 and the bowl side wing air bags 903, the bowl side wing fixing plates 902 may be disposed at both sides of the bowl of the seat, respectively. For example, there may be two bowl side wing fixing plates 902, and the two bowl side wing fixing plates 902 are provided at left and right sides of the bowl 102 of the seat, respectively. The bowl wing fixing plates 902 may be installed at both sides of the bowl 102 through the bowl wing mounting parts.

Alternatively, as shown in fig. 14, the bowl side wing fixing plate 902 may be detachably fastened to the bowl 102 by a bowl side wing buckle 904. Through setting up the basin flank buckle 904, can make the installation dismantlement between basin flank fixed plate 902 and the basin 102 convenient to can improve the installation dismantlement efficiency of basin flank 901, can guarantee the installation reliability of basin flank fixed plate 902 on basin 102 moreover.

Specifically, as shown in fig. 15, the bowl wing buckle 904 may include: the basin side wing buckle body 905 and the basin side wing buckle elastic arm 906, the basin side wing buckle elastic arm 906 has a fixed end and a free end, and the fixed end of the basin side wing buckle elastic arm 906 is fixed with the basin side wing buckle body 905. Wherein the bowl side wing snap body 905 may extend vertically downward from the lower surface of the bowl side wing fixing plate 902. Wherein, the seat side wing buckle elastic arm 906 is suitable for elastic deformation, when installing the seat side wing fixing plate 902, the seat side wing buckle body 905 can stretch into the mounting hole (i.e. seat side wing mounting portion) on the seat 102, at this moment, the seat side wing buckle elastic arm 906 can be elastically deformed to stretch into the mounting hole on the seat, and after the seat side wing buckle elastic arm 906 stretches into the mounting hole completely, the seat side wing buckle elastic arm 906 can stretch out to prevent the seat side wing buckle body 905 from falling out from the mounting hole, thereby the mounting reliability between the seat side wing fixing plate 902 and the seat can be ensured.

Preferably, as shown in fig. 15, the fixed end of the basin side wing buckle elastic arm 906 is fixed to the lower end of the basin side wing buckle body 905, and the free ends of the basin side wing buckle elastic arms 906 extend upward away from the basin side wing buckle elastic arms 906, respectively. Thus, in the mounting process of the seat side wing fixing plate 902, the side wall of the mounting hole can press the free end of the seat side wing buckle elastic arm 906 towards the seat side wing buckle body 905, and when the seat side wing buckle elastic arm 906 completely passes through the mounting hole, the seat side wing buckle elastic arm 906 stretches out to prevent the seat side wing buckle body 905 from falling out of the mounting hole. Preferably, as shown in fig. 15, the number of the bowl side flap snap spring arms 906 may be plural, and the plurality of the bowl side flap snap spring arms 906 circumferentially surround the bowl side flap snap body 905.

The bowl side wing airbag 903 is disposed on the bowl side wing fixing plate 902, and the bowl side wing airbag 903 is disposed such that the outer side of the bowl side wing airbag 903 is inflated to a greater height than the inner side. It can be appreciated that when the seat side wing airbag 903 is inflated, but the outer side of the seat side wing airbag 903 is inflated to a larger thickness, so that the shape of the seat side wing airbag 903 is adapted to the shape of the buttocks and legs of a human body, so that the seat side wing 901 can better support the buttocks and legs of a driver, further, the driving fatigue degree of the driver can be reduced, and the driving comfort of the driver can be improved.

According to a preferred embodiment of the present invention, as shown in fig. 12 and 13, the seat side wing fixing plate 902 is further provided with a seat side wing protrusion 907, the seat side wing airbag 903 is provided with a seat side wing airbag fixing plate 908, and the seat side wing airbag fixing plate 908 is engaged with the seat side wing protrusion 907. Therefore, the basin side wing airbag 903 can be well installed on the basin side wing fixing plate 902 through the clamping and matching between the basin side wing airbag fixing plate 908 and the basin side wing protruding part 907, so that the structural reliability of the basin side wings 901 can be ensured. And the clamping fit can facilitate the installation and the disassembly of the seat pan side wing airbag 903.

Alternatively, as shown in fig. 12, the bowl side wing protrusion 907 has a fixed end and a free end, and the free ends of the bowl side wing protrusion 907 extend to both sides, respectively, so that the bowl side wing protrusion 907 is configured in a "T" shape. It will be appreciated that the "T" shaped basin side wing protrusions 907 effectively restrict the basin side wing airbag securing plate 908, so that the reliability of the installation of the basin side wing airbag 903 on the basin side wing securing plate 902 can be ensured.

Optionally, the bowl wing 901 can further include: the cushion side wing inflating device is used for inflating the cushion side wing air bags 903, and the cushion side wing inflating device and the cushion side wing air bags 903 can be connected through cushion side wing inflating hoses. The cushion side wing inflator may be an inflator and a gas valve, and the cushion side wing inflator may be provided on the cushion 102, and the cushion side wing inflator may inflate cushion side wing airbags 903 located on both sides.

Alternatively, each of the basin side air bags 903 may be configured to be inflated and deflated in an alternating manner. It can be appreciated that the seat pan side air bag 903 which is alternately inflated and deflated can effectively support the buttocks and the legs of the driver and can also massage the buttocks and the legs of the driver to at least a certain extent, thereby reducing the driving fatigue of the driver and improving the driving comfort of the driver.

Specifically, a separate air pipe is connected between the cushion side wing air charging device and each cushion side wing air bag 903, in other words, the two cushion side wing air bags 903 are connected in parallel through the air pipe, and the air valve of the cushion side wing air charging device can control the on-off between the inflator pump and each cushion side wing air bag 903, so that when one cushion side wing air bag 903 is conducted, the air valve breaks the other cushion side wing air bag 903, and the two cushion side wing air bags 903 can be inflated and deflated in an alternating manner.

According to the seat basin side wing 901 for the seat, the shape of the inflated seat basin side wing air bag 903 can be matched with the shape of the buttocks and the legs of a human body, so that the seat basin side wing 901 can better support the buttocks and the legs of a driver, the driving fatigue degree of the driver can be relieved, and the driving comfort of the driver can be improved.

The mounting relationship between the bowl recliner mechanism 201 and the bowl 102, the seat cushion 103, and the operation principle of the bowl recliner mechanism 201 according to the embodiment of the present invention are described in detail below with reference to fig. 16 and 17.

As shown in fig. 16 and 17, a bowl inclination adjustment mechanism 201 for a seat according to an embodiment of the present invention may include a bowl inclination adjustment bracket 202 and a bowl inclination adjustment motor 205, the seat includes a bowl 102 and a seat cushion 103, the seat cushion 103 includes a front link 104, the bowl inclination adjustment bracket 202 is sleeved on the front link 104, the bowl inclination adjustment bracket 202 may rotate relative to the front link 104, the bowl inclination adjustment bracket 202 has a first connection end 203 and a second connection end 204, and the second connection end 204 is engaged with the bowl 102.

The bowl inclination angle adjusting motor 205 is mounted on the front link lever 104 through the bowl inclination angle adjusting mechanism mounting portion 137, and the bowl inclination angle adjusting motor 205 is configured to drive the first connection end 203 to rotate the bowl inclination angle adjusting bracket 202 about the central axis of the front link lever 104, and the second connection end 204 of the bowl inclination angle adjusting bracket 202 drives the bowl 102 to rotate about the bowl rotation center 125 during rotation of the bowl inclination angle adjusting bracket 202, thereby changing the inclination angle of the bowl 102. Thus, the bowl inclination angle adjusting motor 205 can drive the bowl 102 to adjust the inclination angle relative to the seat cushion 103 through the bowl inclination angle adjusting bracket 202, so that the bowl 102 can be adjusted to the angle required by the driver. The seat pan inclination angle adjusting mechanism 201 is simple and reliable in structure and light in weight, so that the seat framework 101 meets the requirement of light weight of a vehicle.

Alternatively, the bowl tilt motor 205 may be configured to drive the bowl tilt screw 207 to translate back and forth, with the front end of the bowl tilt screw 207 coupled to the first connection end 203 of the bowl tilt bracket 202. It will be appreciated that the bowl tilt motor 205 may drive the bowl tilt screw 207 to move back and forth, such that the bowl tilt motor 205 may drive the first link 203 of the bowl tilt bracket 202 to move back and forth via the bowl tilt screw 207, such that the second link 204 of the bowl tilt bracket 202 moves accordingly, such that the bowl 102 may be rotated about the bowl center of rotation 125, such that angular adjustment of the bowl 102 may be achieved, and the driver may adjust the bowl 102 to a more comfortable angle. Wherein, the left and right sides of the basin 102 are provided with basin rotating holes 124, and the connection line of the two basin rotating holes 124 is the rotation central axis of the basin 102.

Alternatively, the front portions of the left and right sides of the bowl 102 may be provided with a bowl long circular groove 105, respectively, and the second connection end 204 of the bowl inclination angle adjustment bracket 202 is engaged with the bowl long circular groove 105 such that the second connection end 204 of the bowl inclination angle adjustment bracket 202 can slide in the bowl long circular groove 105. It can be appreciated that by providing the basin long circular groove 105, the second connection end 204 of the basin tilt bracket 202 can move back and forth in the basin long circular groove 105 when the basin 102 is driven to rotate around the basin rotation center 125, so as to be matched with the back and forth movement of the first connection end 203 of the basin tilt bracket 202. Specifically, the length direction of the bowl oblong slot 105 may extend in the front-rear direction.

According to an embodiment of the present invention, as shown in fig. 16 and 17, the bowl inclination angle adjustment bracket 202 may be in a "V" shape, and the intersection point of the "V" shape of the bowl inclination angle adjustment bracket 202 is sleeved on the front linkage rod 104, and two ends of the "V" shape of the bowl inclination angle adjustment bracket 202 are respectively provided with a first connection end 203 and a second connection end 204. Wherein, the crossing point of the sitting basin inclination angle adjusting bracket 202 is provided with a mounting hole which is sleeved on the front linkage rod 104. Wherein the first connection end 203 is located at the lower side of the second connection end 204.

Alternatively, as shown in fig. 17, the bowl inclination adjustment mechanism mount 137 may include: the two bowl inclination angle adjusting mechanism sub-mounting parts 208 are arranged up and down oppositely, the two bowl inclination angle adjusting mechanism sub-mounting parts 208 are buckled relatively to clamp the front linkage rod 104 between the two, and the bowl inclination angle adjusting motor 205 is fastened with the two bowl inclination angle adjusting mechanism sub-mounting parts 208 through a bowl inclination angle adjusting motor 205 mounting bracket. Specifically, the two bowl inclination angle adjustment mechanism sub-mounting portions 208 have arc structures respectively to be fastened to each other and clamp the front link lever 104, and the two bowl inclination angle adjustment mechanism sub-mounting portions 208 are fixedly connected through fasteners, so that the mounting reliability of the bowl inclination angle adjustment motor 205 on the front link lever 104 can be ensured.

The arrangement of the bowl inclination adjustment bracket 202 is described in detail below. Alternatively, as shown in fig. 16, the bowl inclination angle adjusting bracket 202 may be one, and the bowl inclination angle adjusting bracket 202 is located at one end of the front linkage rod 104, the other end of the front linkage rod 104 is provided with the driven inclination angle adjusting bracket 209, one end of the driven inclination angle adjusting bracket 209 is sleeved on the front linkage rod 104, and the other end of the driven inclination angle adjusting bracket 209 is matched with the long round groove. By providing the driven reclining bracket 209, the reclining process of the bowl 102 can be stabilized and smoothed, and the bowl reclining mechanism 201 can be made reliable.

Or alternatively, the bowl recliner bracket 202 may be one and the bowl recliner bracket 202 is located intermediate the front linkage 104. Through setting up the intermediate position at the front gangbar 104 with the seat basin inclination angle adjustment support 202, can make the simultaneous regulating force that receives in the left and right sides of seat basin 102 the same to can make seat basin 102 inclination angle adjustment reliable and stable, can make seat basin inclination angle adjustment mechanism 201 simple structure and reliable moreover.

Or alternatively, the number of the bowl inclination angle adjusting brackets 202 can be two, and the two bowl inclination angle adjusting brackets 202 are symmetrically distributed at two ends of the front linkage rod 104, and the bowl inclination angle adjusting motor 205 drives the two bowl inclination angle adjusting brackets 202 to synchronously act. Thus, the adjusting forces transmitted to the left and right sides of the bowl 102 by the bowl inclination adjusting bracket 202 are the same, so that the inclination adjustment of the bowl 102 can be made reliable and stable, and the operational reliability of the bowl inclination adjusting mechanism 201 can be improved.

According to the seat pan inclination angle adjusting mechanism 201 for the seat, provided by the embodiment of the invention, the inclination angle adjustment of the seat pan 102 can be realized by arranging the seat pan inclination angle adjusting bracket 202 and the seat pan inclination angle adjusting motor 205, so that a driver can adjust the seat pan 102 to a more comfortable angle, further the driving fatigue degree of the driver can be relieved, and the driving comfort of the driver can be improved. The sitting basin inclination angle adjusting mechanism 201 is simple and reliable in structure, few in parts and capable of meeting the light weight requirement of a vehicle.

The mounting relationship between the leg rest 301 and the bowl 102 for a seat and the operation principle of the leg rest 301 according to the embodiment of the present invention are described in detail with reference to fig. 18 to 23.

The leg rest 301 for a seat according to an embodiment of the present invention may include: as shown in fig. 18 and 19, a leg rest guide 304 is provided between the leg rest moving part 303 and the leg rest fixing part 302, and the leg rest moving part 303 is movable forward and backward relative to the leg rest fixing part 302 by the guide of the leg rest guide 304, and the leg rest moving part 303 has a forward movement limit position that moves forward to a limit position. The leg rest guide 304 may include a fixed rail and a moving rail, the moving rail may be movably disposed on the fixed rail, the fixed rail is installed on the leg rest fixing part 302, and the moving rail is installed on the leg rest moving part 303. Wherein the leg rest fixing part 302 is mounted on the bowl 102 through the leg rest mounting part 127.

The leg rest driving part 305 is configured to drive the leg rest moving part 303 to move back and forth, wherein the leg rest driving part 305 may include a motor and a screw, and a transmission worm gear may be disposed between the motor and the screw, so that the motor may drive the screw to move back and forth through the transmission worm gear, and the screw may drive the leg rest moving part 303 to move back and forth. Wherein the motor may be fixed on the lower surface of the leg rest fixing part 302.

As shown in fig. 20 and 21, the leg rest support 306 is provided on the leg rest fixing portion 302, and the leg rest support 306 is located on the rear side of the leg rest moving portion 303, a part of the leg rest support 306 is flush with the rear edge of the leg rest moving portion 303 at the forward movement limit position or a part of the leg rest support 306 is located on the front side of the rear edge of the leg rest moving portion 303 at the forward movement limit position. It will be appreciated that when the leg rest moving part 303 moves forward to the forward movement limit position, a part of the front side of the leg rest supporting part 306 may be flush with the rear edge of the leg rest moving part 303, or when the leg rest moving part 303 moves forward to the forward movement limit position, a part of the front side of the leg rest supporting part 306 may be located at the front side of the rear edge of the leg rest moving part 303, so that when the leg rest moving part 303 moves forward to the forward movement limit position, the leg rest supporting part 306 may support the area left after the rear edge of the leg rest moving part 303 moves forward, thereby effectively preventing the downward collapse of the seat cover, further ensuring the good feeling of the driver sitting on the seat, and improving the aesthetic property of the seat.

Alternatively, the upper surface of the leg rest support 306 may be flush with the upper surface of the leg rest moving part 303. The seat facing laid on the leg rest support portion 306 and the leg rest moving portion 303 is flush in this way, so that the aesthetic appearance of the seat can be ensured, and the driver can be prevented from being badly felt by the uneven seat facing.

Specifically, as shown in fig. 20 and 21, a rear edge concave portion 307 which is concave forward may be provided on the rear edge of the leg rest moving portion 303, and a front edge of the leg rest supporting portion 306 is formed with a front edge convex portion 308 which is convex forward, the front edge convex portion 308 being in conformity with the shape of the rear edge concave portion 307. Thus, by providing the front edge convex portion 308, or the front edge of the front edge convex portion 308 may be located on the front side of the rear edge concave portion 307, the front edge convex portion 308 may effectively support the seat cover, so that the seat cover may be prevented from collapsing, and thus the exterior aesthetic appearance of the seat may be maintained.

Specifically, as shown in fig. 20 and 21, the front edge convex portion 308 is fitted into the rear edge concave portion 307 when the leg rest moving portion 303 is at the initial position, and the front edge of the leg rest supporting portion 306 abuts against the rear edge of the leg rest moving portion 303, and when the leg rest moving portion 303 is at the forward movement limit position, the rear edge of the leg rest moving portion 303 is spaced apart front and rear from the front edge of the leg rest supporting portion 306, and the front edge of the front edge convex portion 308 is flush with or on the front side of the rear edge of the leg rest moving portion 303. It can be appreciated that when the leg rest moving part 303 is located at the initial position, the leg rest supporting part 306 and the leg rest moving part 303 are well abutted, so that the external appearance of the seat cover can be maintained, and when the leg rest moving part 303 is located at the forward movement limit position, the leg rest supporting part 306 and the leg rest moving part 303 leave no space area in the front-rear direction, so that the seat cover can be prevented from collapsing, and the external appearance of the seat cover can be maintained.

According to a preferred embodiment of the present invention, as shown in fig. 20 and 21, the leg rest support 306 may be configured as a support plate, with the front edge projection 308 being a trapezoidal plate integrally formed at the front edge of the support plate. Thus, the leg rest support 306 is simple in structure and low in cost, which can make the leg rest 301 simple in structure and low in cost. Preferably, as shown in fig. 20 and 21, the front edge projection 308 may be located at the middle of the leg rest support 306 in the left-right direction. By disposing the front edge projection 308 in the middle of the leg rest support 306, the front edge projection 308 can effectively divide the free area left after the leg rest moving part 303 moves forward, so that the area of each free area is smaller, collapse is not easy to form, and the seat cover can be maintained attractive.

According to another preferred embodiment of the present invention, as shown in fig. 22, the leg rest support 306 is configured as a retractable roll-up sheet having a fixed end and a moving end, the moving end of the roll-up sheet being fixed to the rear edge of the leg rest moving part 303 so that the leg rest moving part 303 stretches the roll-up sheet forward by pulling the moving end of the roll-up sheet when the leg rest moving part 303 moves forward. It can be appreciated that when the leg rest moving part 303 moves forward to the forward movement limit position, the rolled sheet covers the area left by the leg rest moving part 303 after moving forward, and the rolled sheet can support the seat cover above the rolled sheet, so that the seat cover can be effectively prevented from collapsing, and the appearance aesthetic property of the seat can be improved.

Optionally, as shown in fig. 22, the leg rest 301 may further include: the elastic leg rest support 309, the elastic leg rest support 309 is adapted to be elastically supported at the bottom of the stretched roll-up sheet. Thus, after the leg rest moving part 303 moves forward to the forward movement limit position, the elastic leg rest supporting part 309 can effectively support the rolled sheet, so that the supporting strength of the rolled sheet to the seat cover above the rolled sheet can be improved, and the appearance aesthetic property of the seat can be improved.

According to still another preferred embodiment of the present invention, as shown in fig. 23, the leg rest support 306 is constructed as a gusset having a plurality of gusset structures, the gusset having a fixed end and a moving end, the moving end of the gusset being fixed to the rear edge of the leg rest moving part 303, so that the leg rest moving part 303 flattens the gusset by pulling the moving end of the gusset when the leg rest moving part 303 moves forward. It will be appreciated that when the leg rest moving portion 303 moves forward to the forward movement limit position, the folding plate may be stretched to cover the area left by the leg rest moving portion 303 after moving forward, and the folding plate may support the seat cover above the folding plate, so that the seat cover may be effectively prevented from collapsing, and the aesthetic appearance of the seat may be improved.

Optionally, as shown in fig. 23, the leg rest 301 may further include: the elastic leg rest support 309, the elastic leg rest support 309 is adapted to be elastically supported at the bottom of the flattened corrugated board. Thus, after the leg rest moving part 303 moves forward to the forward movement limit position, the elastic leg rest supporting part 309 can effectively support the folding plate, so that the supporting strength of the folding plate to the seat cover above the folding plate can be improved, and the appearance aesthetic property of the seat can be improved.

According to an embodiment of the present invention, as shown in fig. 18 and 19, the leg rest 301 may further include: two sets of left and right spaced apart leg rest link structures 310, the leg rest link structures 310 comprising: the leg rest fixing part link 311 and the leg rest moving part link 312, one end of the leg rest moving part link 312 is connected to the leg rest moving part 303, and the other end of the leg rest moving part link 312 is pivotably connected to the leg rest fixing part link 311, one end of the leg rest fixing part link 311 is pivotably connected to the leg rest fixing part 302, and a synchronizing lever 313 is provided between the other ends of the left and right leg rest fixing part links 311, wherein the lower end of the seat cover of the seat is fixed on the synchronizing lever 313. By providing the two sets of leg link structures 310, the delivery stability of the seat cover can be ensured, and the synchronizing lever 313 extends in the left-right direction. It will be appreciated that when the leg rest driving part 305 drives the leg rest moving part 303 to move forward and backward, the leg rest moving part link 312 moves forward and backward with the leg rest moving part 303, so that the leg rest fixing part link 311 moves forward and backward with the leg rest moving part link 312, and the synchronizing lever 313 moves forward and backward with the leg rest fixing part link 311 to send out and retract the seat cover.

According to the leg rest 301 for a seat in the embodiment of the present invention, the leg rest driving part 305 may drive the leg rest moving part 303 to move back and forth relative to the leg rest fixing part 302, so that the cushion length adjustment of the seat may be achieved, and the leg rest supporting part 306 may effectively support the vacant area left by the leg rest moving part 303 after the leg rest moving part 303 moves forward, so as to prevent the seat cover from collapsing, further ensure that the seat effectively supports the driver, and ensure the appearance aesthetic property of the seat.

The slide rail bracket 401 of the seat frame 101 according to the embodiment of the present invention is described in detail below with reference to fig. 24 and 25.

As shown in fig. 24, the slide rails of the seat include a left slide rail 402 and a right slide rail 403, a left fixed rail and a right fixed rail may be provided on the vehicle body, the left slide rail 402 may be slidably provided in the left fixed rail, and the right slide rail 403 may be slidably provided in the right fixed rail.

As shown in fig. 24, the slide rail bracket 401 may include: the first left front bracket 404, the first left rear bracket 405, the first right front bracket 406 and the first right rear bracket 407, respectively, are adapted to be fixed on the left slide rail 402, and the first left front bracket 404 and the first left rear bracket 405 are spaced apart from each other in the front-rear direction, the first right front bracket 406 and the first right rear bracket 407 are adapted to be fixed on the right slide rail 403, respectively, and the first right front bracket 406 and the first right rear bracket 407 are spaced apart from each other in the front-rear direction, and at least one bracket is welded to the corresponding slide rail. Wherein a first left front bracket 404 may be disposed at the front end of the left slide rail 402, a first left rear bracket 405 may be disposed at the rear end of the left slide rail 402, a first right front bracket 406 may be disposed at the front end of the right slide rail 403, and a first right rear bracket 407 may be disposed at the rear end of the right slide rail 403. Through setting up above-mentioned four supports, can effectively reduce the weight of slide rail support 401 to can make slide rail support 401 accord with the lightweight requirement of vehicle. Wherein the links 123 are pivotally mounted on the four brackets, respectively.

Wherein, preferably, each support is welded and fixed with the corresponding slide rail, and each support and the slide rail of welded and fixed are fixed reliably, thereby ensuring the structural reliability of the slide rail support 401.

According to an embodiment of the present invention, as shown in fig. 25, each of the first left front bracket 404 and the first right front bracket 406 may be provided with a bracket boss 408 extending downward, and the bracket boss 408 and the corresponding slide rail are fixed by laser welding. It can be appreciated that by providing the bracket boss 408, the welding area between the bracket and the corresponding slide rail can be effectively reduced, so that the welding cost of the slide rail bracket 401 can be reduced, and the welding strength between each bracket and the corresponding slide rail can be ensured.

Preferably, as shown in fig. 25, the number of the bracket bosses 408 may be two, and the two bracket bosses 408 are arranged at intervals on the bottom surface of the corresponding bracket in the front-rear direction. By providing two bracket bosses 408 distributed in the front-rear direction, the welding reliability between the bracket and the corresponding slide rail in the front-rear direction can be ensured. Wherein the bracket boss 408 located at the front side may be located at the front end of the bracket, and the bracket boss 408 located at the rear side may be located at the rear end of the bracket.

Optionally, as shown in fig. 25, a reinforcing structure 409 is provided on each of the first left front bracket 404 and the first right front bracket 406. By providing the reinforcing structure 409, the structural strength of the first left front bracket 404 and the first right front bracket 406 can be effectively reinforced, so that the service life of the slide rail bracket 401 can be effectively prolonged.

Specifically, as shown in fig. 25, the reinforcing structure 409 may be ribs extending in the front-rear direction, and a link connection hole 410 is formed above each of the ribs. Thereby, the reinforcing bars can effectively reinforce the structural strength of the first left front bracket 404 and the first right front bracket 406 in the front-rear direction.

Alternatively, as shown in fig. 24, a seat belt fixing hole 411 is provided on one of the first left rear bracket 405 and the first right rear bracket 407. Preferably, the seat belt fixing hole 411 is provided on the first right rear bracket 407. Thus, the lower end of the seat belt can be mounted on the first right rear bracket 407, so that the structure of the seat can be simplified at least to some extent, and the number of parts of the seat can be reduced.

Specifically, as shown in fig. 24, the first right rear bracket 407 may include: two vertical plates 412 that set up relatively, be provided with connecting rod connecting hole 410 on one of them vertical plate 412, be provided with safety belt fixed orifices 411 on another vertical plate 412, connect each other through connecting bottom plate 413 between two vertical plates 412, connecting bottom plate 413 and right slide rail 403 face laminating. Through the laminating of connecting bottom plate 413 and right slide rail 403 face, can improve the cooperation reliability between first right back support 407 and the right slide rail 403, two vertical boards 412 are spaced apart in the left and right directions, and safety belt fixed orifices 411 and connecting rod connecting hole 410 stagger the setting in the fore-and-aft direction moreover to can avoid the installation of safety belt and the mutual interference between the installation of connecting rod, and then can make slide rail support 401 arrange rationally, can improve the structural reliability of seat.

Alternatively, as shown in fig. 24, the first left rear bracket 405 may be "L" shaped, and a connecting flange 414 is provided between the two limbs of the "L". Wherein, the bottom surface of the short limb board of the first left back support 405 of the "L" shape is attached to the surface of the left sliding rail 402, the connection flange 414 is connected to the front ends of the two limb boards, and the connection flange 414 can effectively strengthen the connection strength of the two limb boards, thereby improving the structural strength of the first left back support 405.

According to the slide rail bracket 401 for the seat, provided by the embodiment of the invention, the slide rail bracket 401 is simple in structure and light in weight by respectively arranging the two front-back spaced brackets on the left slide rail 402 and the right slide rail 403, so that the slide rail bracket 401 can meet the light weight requirement of a vehicle. In addition, the welded slide rail and bracket can ensure the structural reliability of the slide rail bracket 401.

A lumbar support 501 for a seat according to an embodiment of the present invention is described in detail below with reference to fig. 26 to 28.

The lumbar support 501 for a seat according to an embodiment of the present invention may include: a lumbar support fixing portion 502 and a lumbar support air bag 503, the lumbar support air bag 503 is provided on the lumbar support fixing portion 502, and the lumbar support air bag 503 is provided to be inflatable or deflatable. It can be appreciated that by adjusting the inflation and deflation state of the lumbar support air bag 503, the lumbar support 501 can effectively support the lumbar region of the driver, and the lumbar support 501 can be matched with the back shape of the driver, so that the driving fatigue of the driver can be effectively reduced, and the driving comfort of the driver can be improved. Wherein the inflation power source of the lumbar support airbag 503 may be provided on the lumbar support fixing portion 502. The inflation power source can be an air pump and an air valve, and the air valve is connected with the waist support air bag 503 through an air pipe. Alternatively, the lumbar support fixing portion 502 may have a flat plate-like structure. The lumbar support 501 may be mounted to the shoulder frame rotating portion 603 of the shoulder adjusting mechanism 601 through lumbar support mounting holes 604.

Alternatively, the lumbar support bag 503 may be plural, and any adjacent two lumbar support bags 503 are alternately inflated and deflated. It can be appreciated that by reasonably controlling the inflation and deflation states of the two adjacent waist support air bags 503, the waist support air bags 503 can effectively massage the waist of the driver, so that the driving fatigue degree of the driver can be better slowed down, and the driving comfort of the driver can be improved.

According to a preferred embodiment of the present invention, as shown in fig. 26 and 27, the waist support 501 may further include: and a ventilation device 505, wherein the ventilation device 505 is fixed on the waist support fixing part 502, and the ventilation device 505 is positioned at the ventilation device avoiding hole 504. Thus, by providing the ventilation device 505, the gas can flow in the ventilation device 505 according to the predetermined flow direction, so that the waist of the driver can feel comfortable, the driving fatigue degree of the driver can be reduced, and the driving comfort of the driver can be improved.

Alternatively, as shown in fig. 28, the ventilation device 505 may include: fan 506, wind channel 507 and ventilation cotton 508, fan 506 can directly blow wind direction driver's waist, and wind channel 507 and ventilation cotton 508 can be so that gas flows in ventilation unit 505 and driver's cabin to can make driver's waist feel nice and cool or temperature, and then can alleviate driver's driving fatigue degree, can improve driver's driving travelling comfort. Wherein, be provided with a plurality of ventilation holes on the ventilation cotton 508, the aperture of ventilation hole from top to bottom increases gradually.

Further, the lumbar support 501 may further include: and a temperature detecting device for detecting the temperature of the person sitting on the seat, the temperature detecting device being connected to the ventilation device 505. It can be understood that the temperature detecting device can effectively detect the temperature of the human body of the driver, and when the temperature of the human body is greater than the maximum value of the preset range set by the temperature detecting device, the ventilation device 505 can deliver cool air to the waist of the driver; the ventilation device 505 may deliver hot air to the waist of the driver when the human body temperature is less than the minimum value of the predetermined range set by the temperature detection device.

Alternatively, the temperature detection means may be an infrared temperature sensor, and the infrared temperature sensor is provided on a ceiling wall of the cab or on the center console. Or the temperature detection device is arranged on the backrest of the seat. Through the position of reasonable setting infrared temperature sensor, can make infrared temperature sensor effectively detect driver's human temperature.

Alternatively, the ventilation device 505 may be linked with an air conditioning cooling switch of the vehicle. Therefore, when the temperature in the cab is high and the driver or the passenger turns on the air conditioner refrigerating switch, the ventilation device 505 can be synchronously turned on, and thus the ventilation device 505 can send cold air generated by the air conditioner to the waist of the driver, so that the waist of the driver can feel cool, and the driving comfort of the driver can be improved.

Alternatively, the ventilation device 505 may be an air supply device for supplying air to a person sitting in the seat, and the lumbar support 501 may further include: and the temperature adjusting device is arranged on the air supply path of the air supply device. Therefore, the temperature adjusting device can adjust the temperature of wind on the air supply path, so that the waist of a driver can feel cool or warm correspondingly, and the driving comfort of the driver can be improved.

Specifically, the temperature adjusting device may be a semiconductor refrigerating device, the semiconductor refrigerating device has a cold end and a hot end, the air supply path has a cold air path and a hot air path, and a path switching valve is arranged between the cold air path and the hot air path and is connected with the air supply device. It can be understood that through switching the path switching valve, can realize cold wind and carry the switching of hot-blast transport to air supply arrangement can carry cold wind or hot-blast to driver's waist, and then can improve driver's driving travelling comfort.

Alternatively, the air conditioning system of the vehicle has a seat air supply path having an air supply hose that is provided on a floor of the vehicle, and the air supply hose extends upward from a lower end of the seat into the seat interior. It will be appreciated that when the air conditioning system is activated, cold or hot air generated by the air conditioning system may be delivered to the interior of the seat through the supply hose and may pass through the seat to make the driver feel cool or warm.

According to another preferred embodiment of the present invention, the ventilation device 505 may be secured to the lumbar support securement 502 with the ventilation device 505 spaced from the lumbar support air pouch 503. By spacing the ventilation device 505 from the lumbar support air bag 503, no modification to the lumbar support air bag 503 is required, so that the lumbar support 501 has reasonable structural arrangement and small modification range, and the assembly efficiency of the lumbar support 501 can be improved.

According to the lumbar support 501 for the seat, provided by the embodiment of the invention, the lumbar support air bag 503 is arranged, so that the lumbar of a driver can be supported by the lumbar support air bag 503, the lumbar of the driver can feel comfortable, the driving fatigue degree of the driver can be relieved, and the driving comfort of the driver can be improved.

According to the seat provided by the embodiment of the invention, the seat skeleton 101 is provided, and the seat can realize multiple functions due to the seat skeleton 101 provided by the embodiment, so that the driving comfort of a driver can be improved, and the seat skeleton 101 is simple in structure and light in weight, so that the seat can meet the light-weight requirement of a vehicle.

According to the vehicle provided by the embodiment of the invention, the seat provided by the embodiment has a plurality of functions, and the seat is light in weight, so that the requirement of light weight of the vehicle can be met.

The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.

Claims

1. A seat frame, comprising: a backrest framework (110) and a cushion basin component (120),

the backrest frame (110) includes:

an upper cross plate (111);

the side plates (112), the said side plates (112) are set up in the left and right two ends of the said upper cross plate (111) separately;

a lower transverse plate (113), wherein the lower transverse plate (113) is connected between the bottoms of the two side plates (112);

the cushion bowl assembly (120) includes:

the seat cushion (103) comprises seat cushion side plates (121) which are arranged left and right at intervals, front linkage rods (104) and rear linkage rods (122) which are arranged front and back at intervals are arranged between the two seat cushion side plates (121), connecting rods (123) are respectively arranged at two ends of each linkage rod, and the connecting rods (123) are suitable for being connected with a sliding rail in a pivotable manner; and

a sitting basin (102), wherein the sitting basin (102) is arranged at the front side of the cushion (103);

Wherein the seat framework is provided with at least one of a shoulder adjusting mechanism motor mounting part (131), a shoulder adjusting mechanism rotating shaft mounting part (132), a backrest side wing mounting part (133), a backrest framework angle adjuster mounting part (134), a seat basin height adjusting mechanism mounting part (135), a seat basin side wing mounting part, a seat basin inclination angle adjusting mechanism mounting part (137) and a leg support mounting part (127);

the side plate (112) is provided with a side plate upper concave part (114) and a side plate lower concave part (115), the side plate upper concave part (114) and the side plate lower concave part (115) are arranged at intervals up and down, and the length of the side plate upper concave part (114) is smaller than that of the side plate lower concave part (115);

the lower transverse plate (113) is located below the front of the upper transverse plate (111), the side plate (112) is divided into an upper side plate section (116), a middle side plate section (117) and a lower side plate section (118), the upper side plate section (116) is connected with the upper transverse plate (111), the lower side plate section (118) is connected with the lower transverse plate (113), the middle side plate section (117) is connected between the upper side plate section (116) and the lower side plate (112) in a forward bending mode, and the vertical height ratio of the upper side plate section (116), the middle side plate section (117) to the lower side plate section (118) is 1:4:2;

The side panel upper recess (114) and a portion of the side panel lower recess (115) are located on the side panel middle section (117), another portion of the side panel lower recess (115) is located on the side panel lower section (118), and the vertical height of the other portion of the side panel lower recess (115) is no more than one third of the vertical height of the portion of the side panel lower recess (115), the back side wing mounting portion (133) is located on the side panel middle section (117) and within the side panel lower recess (115), the shoulder adjustment mechanism pivot mounting portion (132) is located within the side panel upper recess (114), and the back frame recliner mounting portion (134) is located on the side panel lower section (118) and below the side panel lower recess (115);

the depth of the side plate upper concave part (114) is smaller than the depth of the side plate lower concave part (115);

the upper concave part (114) of the side plate is of a constant-width structure, and the width of the lower concave part (115) of the side plate tends to increase from top to bottom.

2. The seat frame according to claim 1, wherein an upper end of the side plate concave depression (115) is close to an upper end of the side plate (112) and a lower end of the side plate concave depression (115) is close to a lower end of the side plate (112), and a distance of a front edge of the side plate concave depression (115) from a front edge of the side plate (112) is D1, and a distance of a rear edge of the side plate concave depression (115) from a rear edge of the side plate (112) is D2, wherein D1 and D2 satisfy the relation: d1 is more than or equal to 10mm and less than or equal to 15mm, D2 is more than or equal to 10mm and less than or equal to 15mm.

3. The seat frame according to claim 1, wherein a seat rotation hole (124) is formed in the seat pan (102), a seat rotation center (125) is formed in the seat cushion side plate (121), the seat rotation hole (124) is rotatably connected with the seat rotation center (125), the seat rotation hole (124) is located at the rear parts of the left and right sides of the seat pan (102), and a seat pan long round groove (105) is formed in the front parts of the left and right sides of the seat pan (102).

4. The seat frame according to claim 1, wherein a leg rest installation space (126) is formed at a middle front portion of the seat pan (102), and a plurality of leg rest installation parts (127) surrounding the leg rest installation space (126) are provided at an upper surface of the seat pan (102).

5. The seat frame according to claim 4, wherein a seat front reinforcing structure (128) is stamped on an upper surface of a seat pan (102) near the leg rest mounting portion (127), and a seat spring mounting hanging point (129) is provided at a rear portion of the seat pan (102), a seat pan rear reinforcing structure is provided near the seat spring mounting hanging point (129), the seat spring mounting hanging point (129) and the seat pan rear reinforcing structure are staggered in a left-right direction, and the seat pan front reinforcing structure (128) and the seat pan rear reinforcing structure are formed by stamping the seat pan (102).

6. The seat frame according to claim 1, wherein the cushion side plates (121) are multi-stage stepped, and the distance between the two cushion side plates (121) gradually decreases from the rear to the front, and the upper and lower edges of the cushion side plates (121) are respectively provided with cushion side plate burring (119).

7. A seat characterized in that a seat frame according to any one of claims 1-6 is provided.

8. A vehicle provided with a seat as claimed in claim 7.