阅读说明：本技术 一种腰部曲线调节装置及汽车座椅 (Waist curve adjusting device and car seat ) 是由 张海涛 邓春菊 刘兵辉 王�华 于 2020-11-17 设计创作，主要内容包括：本申请公开了一种腰部曲线调节装置及汽车座椅。包括：连接基材和设置在所述连接基材上的至少两个层叠式气囊体；本申请通过在连接基材上设置至少两个层叠式气囊体,且至少一个层叠式气囊体设置有至少两个气囊单元,同一层叠式气囊体的气囊单元叠加设置且气路连通,当进气口进气时,相应的层叠式气囊体会沿气囊单元叠加方向升高,改变座椅腰部曲线的整体状态；通过在每个层叠式气囊体中相对靠近连接基材的气囊单元设置固定部,实现层叠式气囊体与连接基材的固接；通过在每个层叠式气囊体中至少一个气囊单元设置进气口,使每个层叠式气囊体得到单独控制；通过在相邻层叠式气囊体之间设置至少一个联动结构,使得层叠式气囊体之间形成相互制约作用。(The application discloses waist curve adjusting device and car seat. The method comprises the following steps: a connection base material and at least two laminated airbag bodies arranged on the connection base material; according to the seat waist curve adjusting device, at least two laminated air bag bodies are arranged on a connecting base material, at least two air bag units are arranged on at least one laminated air bag body, the air bag units of the same laminated air bag body are overlapped and are communicated with an air passage, when an air inlet admits air, the corresponding laminated air bag body can rise along the overlapping direction of the air bag units, and the integral state of the seat waist curve is changed; the fixing part is arranged in each laminated air bag body relatively close to the air bag unit of the connecting base material, so that the laminated air bag body is fixedly connected with the connecting base material; each laminated airbag body is independently controlled by arranging an air inlet in at least one airbag unit in each laminated airbag body; at least one linkage structure is arranged between the adjacent laminated air bag bodies, so that the laminated air bag bodies form mutual restriction.)

1. A lumbar curve adjustment device, comprising: a connecting base material (1) and at least two laminated airbag bodies (2) fixedly connected to the connecting base material (1);

at least one laminated airbag body (2) is provided with at least two airbag units; each air bag unit is provided with a first sealing layer (3) and a second sealing layer (4) which are fixedly connected; the airbag units in the same laminated airbag body (2) are arranged in a superposed manner, and the airbag units in the same laminated airbag body (2) are communicated with each other through air passages; at least one air bag unit in each laminated air bag body (2) is provided with an air inlet (6) for connecting an air source; at least one linkage structure (7) is arranged between the adjacent laminated airbag bodies (2).

2. A lumbar curve adjustment device according to claim 1, characterized in that the linkage structure (7) is a linkage plate (8); the linkage plate (8) is provided with a through hole which can accommodate the air bag unit to pass through; the linkage plate (8) is positioned between two adjacent airbag units in the same laminated airbag body (2).

3. The lumbar curve adjustment device as claimed in claim 2, characterized in that the linkage plate (8) is a felt or a plastic sheet.

4. A lumbar curve adjustment device according to claim 1, characterized in that the linkage structure (7) is a linkage belt (9); the linkage belt (9) is of an independent structure or an integrally-cut structure.

5. A lumbar curve adjustment device according to claim 1, characterized in that the number of airbag units per laminated airbag body (2) is the same or different.

6. A lumbar curve adjustment device according to claim 1, characterized in that an airbag unit of each of the laminated airbag bodies (2) relatively close to the connection base material (1) is provided with a fixing portion (5) for fixing with the connection base material (1).

7. A lumbar curve adjustment device according to claim 6, characterized in that the fixing portion (5) is provided in each of the laminated airbag bodies (2) relatively close to the airbag unit of the connection substrate (1) or at the edge of the other airbag unit remote from the connection substrate (1) and close to the edge of the connection substrate (1).

8. The lumbar curve adjustment device of claim 1, further comprising: and (5) controlling the system.

9. The lumbar curve adjustment device of claim 8, wherein the control system comprises: the air pump (10) and the air guide pipe (11) are communicated with the air pump (10); each air duct (11) is communicated with the air inlet (6) of one laminated air bag body (2); each air duct (11) is provided with an independently arranged control valve (12).

10. A vehicle seat, comprising: a seat frame (13) and a seat foam (14); the lumbar curve adjustment device of any one of claims 1 to 9 is installed between the seat frame (13) and the seat foam (14).

Technical Field

The present disclosure generally relates to the technical field of seat accessory equipment, and in particular, to a waist curve adjusting device and an automobile seat.

Background

With the market popularization of vehicles, automobiles are one of the most common transportation tools in daily life. Automotive seats are indispensable facilities in the interior of automobiles, and the seats are more and more pursuing comfort thereof in addition to meeting basic requirements for seating of passengers, and seat massage systems and seat lumbar support systems are relatively common comfort systems.

The lumbar support device of current car seat is when the in-service use, because the person of taking posture characteristic respectively has the difference, and the difference is obvious, and the curve molding of seat hardly satisfies different person of taking's demand in case after confirming, and in addition, same person of taking along with the increase of driving time or the change of position of sitting, the seat curve can not accomplish corresponding curve and change laminating posture characteristic, increases the fatigue of person of taking, makes the seat curve can't make effectual support, and the travelling comfort is relatively poor to the human body position. Therefore, a seat lumbar curve adjusting device and an automobile seat are provided to solve the problems that the seat curve shape is fixed, different riding requirements of passengers are difficult to meet, and the comfort is poor.

Disclosure of Invention

In view of the above-mentioned drawbacks and deficiencies of the prior art, it is desirable to provide a seat lumbar curve adjustment device and an automobile seat that effectively improves the seat lumbar curve height and length adjustment, meets different seating requirements of passengers, and improves the comfort of the seat.

In a first aspect, the present application provides a lumbar curve adjustment device comprising: the airbag comprises a connecting base material and at least two laminated airbag bodies fixedly connected to the connecting base material;

at least one laminated air bag body is provided with at least two air bag units; each air bag unit is provided with a first sealing layer and a second sealing layer which are fixedly connected; the airbag units in the same laminated airbag body are arranged in a superposed manner, and the airbag units in the same laminated airbag body are communicated with each other through air passages; at least one air bag unit in each laminated air bag body is provided with an air inlet which is used for being connected with an air source; at least one linkage structure is arranged between the adjacent laminated air bag bodies.

According to the technical scheme provided by the embodiment of the application, the linkage structure is a linkage plate; the linkage plate is provided with a through hole which can accommodate the air bag unit to pass through; the linkage plate is positioned between two adjacent airbag units in the same laminated airbag body.

According to the technical scheme provided by the embodiment of the application, the linkage plate is felt cloth or a plastic plate.

According to the technical scheme provided by the embodiment of the application, the linkage structure is a linkage belt; the linkage belt is of an independent structure or an integrated cutting and forming structure.

According to the technical scheme provided by the embodiment of the application, the number of the airbag units of each laminated airbag body is the same or different.

According to the technical scheme provided by the embodiment of the application, a fixing part is arranged on the airbag unit, which is relatively close to the connecting base material, in each laminated airbag body, and is used for being fixedly connected with the connecting base material.

According to the technical scheme provided by the embodiment of the application, the fixing part is arranged in each laminated airbag body and is relatively close to the airbag unit of the connecting base material, or is arranged at the edge of other airbag units which are far away from the connecting base material and are close to the edge of the connecting base material.

According to the technical scheme provided by the embodiment of the application, the method further comprises the following steps: and (5) controlling the system.

According to the technical scheme provided by the embodiment of the application, the control system comprises: the air pump and the air guide pipe are communicated with the air pump; each air guide pipe is communicated with the air inlet of one laminated air bag body; each air duct is provided with an independently arranged control valve.

In a second aspect, the present application provides a car seat comprising: foaming a seat framework and a seat; the waist curve adjusting device is arranged between the seat framework and the seat foaming.

In summary, the present disclosure specifically discloses a waist curve adjusting device and a specific structure of an automobile seat. The waist curve adjusting device is characterized in that a connecting base material is used as a basic connecting part of the adjusting device, at least two laminated air bag bodies are designed on the connecting base material, each laminated air bag body is provided with an independent air inlet, the whole state of a waist curve of the seat is changed by independently adjusting the state of each laminated air bag body, and the waist curve adjusting device is installed between a seat framework and seat foaming of an automobile seat, so that the adjustment of the seat surface curve is realized, different riding requirements of a passenger are met, and the comfort of the seat is effectively improved;

the connecting base material is used as a basic connecting part of the adjusting device, at least two laminated air bag bodies are arranged on the connecting base material, at least two air bag units are arranged on at least one laminated air bag body, the first sealing layer and the second sealing layer are welded to form the air bag units, the air bag units in the same laminated air bag body are arranged in a superposed mode, air paths are communicated, and when air enters from an air inlet, the corresponding laminated air bag body rises along the superposed direction of the air bag units to change the integral state of the waist curve of the seat; the laminated airbag bodies are fixedly connected with the connecting base material by arranging the fixing parts in each laminated airbag body, which are relatively close to the airbag body of the connecting base material; each laminated air bag body is independently controlled by arranging an air inlet in at least one air bag unit in each laminated air bag body for being connected with an air source; by arranging at least one linkage structure between the adjacent laminated airbag bodies, a longitudinal and transverse connection form is formed between the laminated airbag bodies, so that the laminated airbag bodies are mutually restricted, and the jacking position of the laminated airbag bodies can not seriously deviate from the preset direction during inflation.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:

fig. 1, 2 and 3 are schematic structural views of a waist curve adjusting device.

Fig. 4 and 5 are schematic structural views of the waist curve adjusting device when the linkage structure is a linkage plate.

Fig. 6 and 7 are schematic structural views of the waist curve adjusting device when the linkage structure is a linkage belt.

Fig. 8, 9, 10 and 11 are schematic structural views of the foldable airbag body in the car seat in different states.

Reference numbers in the figures: 1. connecting the substrates; 2. a laminated balloon body; 3. a first sealing layer; 4. a second sealing layer; 5. a fixed part; 6. an air inlet; 7. a linkage structure; 8. a linkage plate; 9. a linkage belt; 10. an air pump; 11. an air duct; 12. a control valve; 13. a seat frame; 14. the seat is foamed.

Detailed Description

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Please refer to fig. 1, fig. 2 and fig. 3, which illustrate a schematic structural diagram of a lumbar curve adjustment device provided by the present application, including: a connection base material 1 and at least two laminated airbag bodies 2 fixedly connected to the connection base material 1;

at least one of the laminated airbag bodies 2 is provided with at least two airbag units; each air bag unit is provided with a first sealing layer 3 and a second sealing layer 4 which are fixedly connected; the airbag units in the same laminated airbag body 2 are arranged in a superposed manner, and the airbag units in the same laminated airbag body 2 are communicated with each other through air passages; at least one air bag unit in each laminated air bag body 2 is provided with an air inlet 6 for connecting an air source; at least one linkage structure 7 is arranged between the adjacent laminated airbag bodies 2.

In the embodiment, the connecting base material 1 is used as a basic connecting component of the adjusting device, at least two sets of laminated airbag bodies 2 are designed on the connecting base material 1, and the connecting base material 1 is used as a supporting body of the laminated airbag bodies 2 and also has a certain supporting function and can prevent the laminated airbag bodies 2 from protruding towards the direction of the connecting base material 1; each laminated air bag body 2 is provided with an independent air inlet 6, and the whole state of the waist curve of the seat is changed by independently adjusting the state of each group of laminated air bag bodies 2, so that different riding requirements of passengers are met, and the comfort of the seat is effectively improved;

the laminated airbag bodies 2 are fixedly connected to the connecting base material 1, the number of the laminated airbag bodies is at least two, and the adjacent laminated airbag bodies 2 are arranged on the connecting base material 1 in sequence and are not overlapped; at least one laminated airbag body 2 is provided with at least two airbag units, the airbag units in the same laminated airbag body 2 are arranged in a superposed manner, the airbag units in the same laminated airbag body 2 are communicated with each other in an air path, and when the air inlet 6 admits air, the corresponding laminated airbag body 2 can rise along the superposition direction of the airbag bodies; as shown in fig. 2, the number of the laminated airbag bodies 2 on the connecting substrate 1 is the same, and as shown in fig. 3, the number of the airbag bodies of the two groups of laminated airbag bodies 2 on the connecting substrate 2 is different, so the number of the laminated airbag bodies of each laminated airbag body 2 on the connecting substrate 1 may be the same or different, and can be set according to actual requirements;

the first sealing layer 3 and the second sealing layer 4 are welded to form an air bag unit, and the two sealing layers between the air bag units forming air passage communication are fixed together in a welding mode;

an air inlet 6, which is arranged in each laminated airbag body 2 and is relatively far away from the airbag unit of the connecting base material 1, and is used for connecting an air source;

and the linkage structures 7 are arranged between the adjacent laminated airbag bodies 2, the number of the linkage structures is at least one, so that the laminated airbag bodies 2 form a longitudinal and transverse connection mode, the linkage structures are used for forming the mutual restriction effect between the laminated airbag bodies 2, and the jacking position of the laminated airbag body 2 does not deviate from the preset direction seriously during inflation.

Example one

As shown in fig. 4 and 5, the linkage structure 7 is a linkage plate 8; the linkage plate 8 is provided with a through hole which can accommodate the air bag unit to pass through; the linkage plate 8 is positioned between two adjacent airbag units in the same laminated airbag body 2.

In this embodiment, the linkage structure 7 is designed as a linkage plate 8, and the linkage plate 8 is provided with a through hole through which the airbag unit can pass, and the airbag unit passes through the through hole because the airbag unit is deformable, so that the linkage plate 8 is positioned between two adjacent airbag units of the same laminated airbag body 2, thereby realizing the limiting effect of mutual restriction between the laminated airbag bodies 2; moreover, the linkage plate 8 can not fall off from the laminated air bag body 2 when not subjected to special external force and works normally, and can not fall off from the bag body when inflated and deflated;

here, the type of linkage plate 8 is, optionally, felt or plastic sheet, for example.

Example two

As shown in fig. 6 and 7, the linkage structure 7 is a linkage belt 9; the linkage belt 9 is of an independent structure or an integrated cutting and forming structure.

In the embodiment, the linkage structure 7 is designed as the linkage belt 9, when the linkage belt 9 is an independent structure, the linkage belt 9 is fixedly connected with the edges of the airbag bodies of two adjacent laminated airbag bodies 2 in a welding or buckling connection mode, and the limiting effect of mutual restriction between the laminated airbag bodies 2 is realized;

or, when the linkage belt 9 is of an integrally cut structure, that is, integrally cut with the sealing material (the first sealing layer 3 and the second sealing layer 4) of the airbag unit, so that a connection relationship is formed between the stacked airbag bodies 2, and the mutual restriction effect between the stacked airbag bodies 2 is realized;

here, the interlocking tape 9 may be cut integrally with the first sealing layer 3 of the air bag unit in the adjacent stacked air bag body 2, or may be cut integrally with the second sealing layer 4 of the air bag unit in the adjacent stacked air bag body 2 (the sealing layer relatively close to the connection base material 1 of each air bag unit is referred to as the second sealing layer 4; conversely, the sealing layer relatively far away is referred to as the first sealing layer 3);

the linkage belt 9 may be made of the same material as the sealing layer of the airbag unit, such as a PU film, or may be made of a different material, such as a non-woven fabric.

In any preferred embodiment, the airbag unit of each laminated airbag body 2 relatively close to the connection base material 1 is provided with a fixing portion 5 for fixing with the connection base material 1.

In the present embodiment, the fixing portion 5 is disposed in each of the laminated airbag bodies 2, and is relatively close to the airbag unit of the connection substrate 1, and is used for being fixedly connected with the connection substrate 1, where the fixing portion 5 and the connection substrate 1 can be fixed by using a hot melting or welding method or a buckling method;

wherein, the waist curve adjusting device after the transverse and longitudinal connection is also provided with a fixing part 5 at the edge of other air bag units far away from the connection base material 1 and close to the edge of the connection base material 1, so as to realize the fixed connection with the connection base material 1;

the fixing portion 5 may be an independently disposed structure, or may be an integrally cut belt body, and is fixed to the connection substrate 1 and the laminated airbag body 2 by welding, bonding, or clamping.

In any preferred embodiment, further comprising: and (5) controlling the system.

In the present embodiment, a control system is further designed to control the intake of each laminated airbag body 2.

In any preferred embodiment, the control system comprises: the air pump 10 and the air guide pipe 11 are communicated with the air pump 10; each air duct 11 is communicated with the air inlet 6 of one laminated air bag body 2; each air duct 11 is provided with an independently arranged control valve 12;

here, each independent control valve 12 can also be assembled together to form a control valve group, and the control valve group can only have an air inlet, and a plurality of gas outlets utilize each gas outlet and an air duct 11 intercommunication, can realize the effect of each range upon range of formula gasbag body 2 of independent control equally.

In the embodiment, an air pump 10 is used to provide an air source for the stacked airbag bodies 2, the air pump 10 is communicated with the air inlet 6 of each stacked airbag body 2 through an air duct 11, and the air inlet of the corresponding stacked airbag body 2 is controlled through a control valve 12 arranged on the air duct 11.

EXAMPLE III

A car seat, comprising: a seat frame 13 and a seat foam 14; the waist curve adjusting device is installed between the seat framework 13 and the seat foam 14.

In the embodiment, the waist curve adjusting device is installed between the seat frame 13 and the seat foam 14, so that the seat curve can be adjusted to meet different riding requirements of passengers;

here, the connection substrate 1 and the seat frame 13 can be fixed by a snap connection;

specifically, when the laminated airbag body 2 is placed behind a seat back, the height of the laminated airbag body 2 will be increased along with the continuous inflation of the air pump 10, when a passenger car is leaned on the seat, a force which may come from the right front of the laminated airbag body 2 or deviate from a certain angle is applied to the laminated airbag body 2, and the force may also act between the laminated airbag bodies 2, at this time, the laminated airbag body 2 is jacked to the seat foaming 14 direction and is subjected to resistance, and may deviate from the desired jacking height of the passenger car, and after a linkage structure between the adjacent laminated airbag bodies 2 is established, the adjacent laminated airbag bodies 2 are connected with each other in a cross and transverse manner, and are pulled to each other, so that the jacking height does not deviate from the preset direction;

the inflation state difference of each laminated airbag body 2 ensures that different curves of the waist and the back of the seat can be the whole back bulge, the bulge close to the seat cushion part has the highest height, the position close to the headrest is the highest, or the bulge at the middle position has the highest height, so as to meet different requirements of a passenger car;

taking the example that three laminated airbag bodies 2 are arranged on the connecting base material 1, the state of the three laminated airbag bodies 2 is adjusted, and the adjustment of the chair surface curve is realized;

the control valves 12 corresponding to the three laminated airbag bodies 2 are opened, so that the air pump 10 charges the three laminated airbag bodies 2 with the same amount of air, and at the moment, the curve of the seat surface is as shown in fig. 8;

on the basis of the above-described inflated state of fig. 8, the laminated airbag bodies 2 located at the upper and lower sides in the figure are deflated or the laminated airbag bodies 2 are inflated to this state, so that the seat surface curve becomes the state shown in fig. 9;

on the basis of the above-described inflated state of fig. 8, the laminated airbag body 2 located upward in the figure is deflated or the laminated airbag body 2 is inflated to this state, so that the seat surface curve becomes the state shown in fig. 10;

in addition to the above-described inflated state of fig. 8, the laminated airbag body 2 located below in the figure is deflated or the laminated airbag body 2 is inflated to this state, so that the seat surface curve becomes the state shown in fig. 11.

The present laminated airbag body 2 can also be installed in the seat cushion region of a seat for adjusting the curve adjustment of the seat cushion portion of the seat.

The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.