CN218489517U - Seats, body assemblies and vehicles - Google Patents

Abstract

The application provides a seat, a vehicle body assembly and a vehicle. The seat comprises a back structure comprising a first support shell comprising a base plate having a lumbar support area, a first side surface of the base plate and/or a second At least one weakening groove is recessed in the lumbar support area on the two side surfaces, and a lumbar support device is provided on the second side of the base plate, and the lumbar support device is arranged opposite to the lumbar support area, and the lumbar support The device is configured to push against the deformation of the lumbar support region to protrude toward the first side of the base plate. The seat, the body assembly and the vehicle provided by the embodiments of the present application can effectively improve the seating comfort of the seat.

Description

Seats, body assemblies and vehicles

technical field

The present application relates to the technical field of vehicles, in particular to a seat, a vehicle body assembly and a vehicle.

Background technique

As vehicles are used more and more widely, the comfort of vehicle seats has drawn more and more attention.

The backrests of most seats of existing vehicles mainly include a support plate and a flexible material covering the support plate. Wherein, the support plate is a flat plate structure, and when the passenger sits on the seat, the support plate cannot effectively support the waist of the passenger, resulting in poor seating comfort of the seat.

Utility model content

Embodiments of the present application provide a seat, a vehicle body assembly and a vehicle, which can effectively improve the seating comfort of the seat.

An embodiment of the present application provides a seat, wherein the seat includes a backrest structure, and the backrest structure includes:

The first support shell, the first support shell includes a base plate, the base plate has a lumbar support area, and the first side surface of the base plate and/or the second side surface of the base plate are recessed in the lumbar support area. At least one weakening groove is provided, a waist support device is provided on the second side of the base plate, the waist support device is arranged opposite to the waist support area, and the waist support device can push against the waist support area to the The first side of the substrate is deformed convex.

The above-mentioned seat, wherein, the surface is provided with a plurality of weakening grooves, and the plurality of weakening grooves are arranged at intervals and/or crossing.

The above-mentioned seat, wherein, the first supporting shell further includes an extension ring plate, the extension ring plate is formed by extending from the edge of the base plate to the second side of the base plate, and the base plate and the extension The ring plate surrounds and forms a cavity, and the lumbar support device is arranged in the cavity.

The above-mentioned seat, wherein, the backrest structure further includes a reinforcement block, the reinforcement block is disposed inside the cavity, and the reinforcement block is in contact with a part of the second side surface of the base plate.

The above-mentioned seat, wherein the backrest structure further includes a first flexible layer, and the first flexible layer is stretched and covered on the first side surface of the base plate and the outer surface of the extension ring plate.

The above-mentioned seat, wherein the backrest structure is provided with at least one airbag outlet, and the airbag outlet passes through the extension ring plate and the first flexible layer.

The seat as described above, wherein the backrest structure further includes a first elastic layer, and the first elastic layer is connected to a side of the first flexible layer away from the base plate.

The above-mentioned seat, wherein, the second side of the backrest structure is provided with an elastic buffer member, and the elastic buffer member is in the shape of a net.

The above-mentioned seat, wherein a headrest rod hole is formed on the top of the backrest structure, and at least one slit is formed at the edge of the headrest rod hole along its radial direction.

The above-mentioned seat, wherein, the seat further includes a cushion structure, the cushion structure is arranged at the bottom of the backrest structure, and the cushion structure is away from the backrest on the first side of the backrest structure The direction in which the structure extends.

The above-mentioned seat, wherein, the cushion structure includes a second support shell, a second flexible layer and a second elastic layer, and the second flexible layer is stretched and covered on the upper surface of the second support shell and The side of the second supporting shell, the second elastic layer is connected to the upper surface of the second flexible layer.

The above-mentioned seat, wherein, the first support shell is a first support shell made of coconut shell fiber material, and the second support shell is a second support shell made of coconut shell fiber material.

The above-mentioned seat, wherein, the backrest structure is provided with a plurality of backrest ventilation holes, and the backrest ventilation holes pass through the first side surface of the backrest structure and the second side surface of the backrest structure; the seat cushion The structure is provided with a plurality of cushion ventilation holes, and the cushion ventilation holes run through the upper surface and the lower surface of the cushion structure.

The above-mentioned seat, wherein the aperture diameters of the backrest ventilation holes and the seat cushion ventilation holes are less than or equal to 15mm.

The above-mentioned seat, wherein, the seat further includes a ventilation device, the ventilation device is arranged on the second side of the backrest structure and/or under the seat cushion structure, and the ventilation device includes a wind bag and For a fan, the wind bag has an air outlet and an air inlet, the air outlet communicates with each of the backrest ventilation holes and/or the seat cushion ventilation holes, and the air inlet communicates with the fan.

The embodiment of the present application also provides a vehicle body assembly, wherein the vehicle body assembly includes the above-mentioned seat.

An embodiment of the present application also provides a vehicle, wherein the vehicle includes the above-mentioned body assembly.

In the seat, body assembly and vehicle provided in the embodiments of the present application, a lumbar support area is provided on the base plate of the first support shell of the backrest structure of the seat. The backward force makes the backrest structure move backward. During this process, the lumbar support device pushes forward against the lumbar support area. Since the lumbar support area is equipped with a weakening groove, the strength of the lumbar support area is low, so that the waist The support area deforms and protrudes forward to support the waist of the occupant and effectively improve the riding comfort of the seat.

Description of drawings

Fig. 1 is the structural representation of the seat that the embodiment of the present application provides;

Fig. 2 is the exploded view of the seat provided by the embodiment of the present application;

Fig. 3 is a structural schematic diagram of the first side of the backrest structure of the seat provided in the embodiment of the present application;

Fig. 4 is a side view structural schematic diagram of the backrest structure of the seat provided by the embodiment of the present application;

Fig. 5 is a side sectional view of the backrest structure of the seat provided by the embodiment of the present application;

Fig. 6 is a structural schematic diagram of the first support shell and the ventilation device of the backrest structure of the seat provided by the embodiment of the present application;

Fig. 7 is a schematic structural view of the elastic buffer member of the seat provided by the embodiment of the present application;

Fig. 8 is a structural schematic diagram of the headrest rod hole at the top of the backrest structure of the seat provided by the embodiment of the present application;

Fig. 9 is a schematic cross-sectional structure diagram of the seat provided by the embodiment of the present application;

Fig. 10 is a structural schematic diagram of the second side of the backrest structure of the seat provided in the embodiment of the present application;

Fig. 11 is a schematic diagram of the bottom structure of the seat cushion structure provided by the embodiment of the present application.

Explanation of reference numbers:

1. Backrest structure; 11. First support shell; 111. Base plate; 1111. Waist support area; 1112. Weakening groove; 112. Extended ring plate; 12. Reinforcing block; 13. First flexible layer; 14. Airbag outlet; 15. First elastic layer; 16. Elastic cushioning member; 17. Headrest rod hole; 171. Crack; 18. Backrest ventilation hole; 19. Hook fixing point;

2. Cushion structure; 21. Second support shell; 22. Second flexible layer; 23. Second elastic layer; 24. Cushion ventilation holes; 25. Hanging groove;

3. Ventilation device; 31. Wind bag; 32. Fan;

4. Back cover;

5. Cushion cover.

Detailed ways

In order to more clearly understand the above objects, features and advantages of the present disclosure, the solutions of the present disclosure will be further described below. It should be noted that, in the case of no conflict, the embodiments of the present disclosure and the features in the embodiments can be combined with each other.

In the following description, many specific details are set forth in order to fully understand the present disclosure, but the present disclosure can also be implemented in other ways than described here; obviously, the embodiments in the description are only some of the embodiments of the present disclosure, and Not all examples.

As shown in FIGS. 1 to 3 , the embodiment of the present application provides a seat, wherein the seat includes a backrest structure 1 for supporting the back of a passenger.

The backrest structure 1 includes a first support shell 11, the first support shell 11 includes a base plate 111, the base plate 111 has a lumbar support area 1111, and at least one weakening groove 1112 is recessed in the lumbar support area 1111 on the first side surface of the base plate 111, The second side of the base plate 111 is provided with a lumbar support device. The lumbar support device is opposite to the lumbar support area 1111 .

In the seat provided by the embodiment of the present application, the first side of the backrest structure 1 is the front, and the second side of the backrest structure 1 is the rear. A lumbar support area 1111 is set on the base plate 111 of the first support shell 11 of the backrest structure 1 of the seat. 1 moving backward, during this process, the lumbar support device pushes forward against the lumbar support area 1111, because the lumbar support area 1111 is provided with a weakening groove 1112, resulting in a lower strength of the lumbar support area 1111, so that the lumbar support area 1111 The front deformation is raised to support the waist of the occupant, effectively improving the comfort of the seat.

As shown in FIG. 1 to FIG. 3 , in the seat provided by the embodiment of the present application, a plurality of weakened grooves 1112 are provided on the surface, and the plurality of weakened grooves 1112 are arranged at intervals and/or crosswise. By setting a plurality of weakening grooves 1112, when the lumbar support device pushes against the lumbar support area 1111 and deforms and protrudes away from the lumbar support device, the lumbar support area 1111 can be uniformly deformed, and the force is uniform everywhere during the deformation process, avoiding The lumbar support area 1111 is damaged due to uneven stress.

As shown in Figures 1 and 2, in the seat provided by the embodiment of the present application, the first support shell 11 further includes an extension ring plate 112, and the extension ring plate 112 is formed by extending from the edge of the base plate 111 to the second side of the base plate 111 , the base plate 111 and the extension ring plate 112 enclose to form a cavity, and the lumbar support device is arranged in the cavity.

By forming a cavity in the first supporting shell 11 , it can not only accommodate peripheral related device components, but also reduce the weight of the backrest structure 1 , so as to save space in the vehicle and realize the effect of reducing the weight of the seat.

In the seat provided in the embodiment of the present application, the first support shell 11 is made of coconut fiber material. As a natural renewable material, coconut shell fiber material has the advantages of large output, easy harvest, strong natural anti-corrosion function, strong moisture absorption capacity and excellent mechanical properties. The first support shell 11 made of coconut fiber material is light in weight, and can greatly reduce the thickness of the first support shell 11 under the premise of maintaining the same structural strength as the support plate of the existing seat. The thickness of the first support shell 11 is only about 8 mm. Compared with the support plate of the seat in the existing vehicle, the thickness of the first support shell 11 is reduced by about 14 mm to 20 mm, thereby reducing the seat back structure 1 in the vehicle. The space occupied in the front-rear direction reduces the space occupied by the seat as a whole in the front-rear direction of the vehicle, and increases the knee space of the passengers.

As shown in Figures 1 and 2, in the seat provided by the embodiment of the present application, the backrest structure 1 further includes a reinforcement block 12, the reinforcement block 12 is arranged inside the cavity, and the reinforcement block 12 and the second side surface of the base plate 111 Some of the positions are connected.

Optionally, the reinforcing block 12 is in contact with the second side surface of the substrate 111 except the waist support area 1111, so as to support the part of the substrate 111 except the waist support area 1111, and improve the height of the substrate 111 except the waist support area 1111. Therefore, when the backrest structure 1 is subjected to a backward force, only the lumbar support area 1111 is deformed under the pushing action of the lumbar support device, while other positions of the base plate 111 remain unchanged, so as to The back of the driver provides effective support, further improving the comfort of the driver in the seat.

As shown in Figures 1 and 2, in the seat provided by the embodiment of the present application, the backrest structure 1 further includes a first flexible layer 13, and the first flexible layer 13 is stretched and covered on the first side surface of the substrate 111 and extends The outer surface of the ring plate 112 .

The first flexible layer 13 is felt or PET (polyethylene glycol terephthalate, polyethylene terephthalate) film, which has the functions of noise reduction and stretching.

As shown in FIG. 4 , in the seat provided by the embodiment of the present application, the backrest structure 1 is provided with at least one airbag outlet 14 , and the airbag outlet 14 penetrates the extension ring plate 112 and the first flexible layer 13 . During assembly, the airbag is also installed in the cavity of the first supporting shell 11 , and the airbag is ejected from the airbag outlet 14 in emergency situations such as driving accidents.

As shown in Fig. 1, Fig. 2 and Fig. 5, in the seat provided by the embodiment of the present application, the backrest structure 1 further includes a first elastic layer 15, and the first elastic layer 15 is connected to the first flexible layer 13 away from the One side of the substrate 111.

The first elastic layer 15 has good resilience and can be made of high-elastic sponge and other materials. When the passenger leans against the backrest structure 1, the first elastic layer 15 adheres to the back of the passenger and produces elastic deformation, providing good and comfortable support for the passenger. When the passenger separates from the backrest structure 1, the first elastic layer 15 An elastic layer 15 returns to its original shape under the action of its own elastic restoring force.

The thickness of the first elastic layer 15 is about 10 mm to 20 mm, so as to ensure the comfort of the backrest structure 1 when being leaned on.

As shown in FIG. 6 , in the seat provided by the embodiment of the present application, an elastic buffer member 16 is provided on the second side of the backrest structure 1 , and the elastic buffer member 16 is in the shape of a net. Optionally, the elastic member consists of a plurality of suspension spring connections.

The elastic cushioning member 16 is used to provide cushioning and support for the backrest structure 1 as a whole. When a driving accident such as a collision occurs, the backrest structure 1 moves backwards under the impact force, and can contact the elastic cushioning member 16 and push it backward against the elastic cushioning member 16. The elastic buffer member 16 is elastically deformed, and the elastic restoring force generated by the elastic deformation of the elastic buffer member 16 can offset or slow down the impact force received by the backrest structure 1 .

The net-shaped elastic buffer member 16 can cover the entire backrest structure 1 to provide stable and uniform supporting force for the backrest structure 1 .

As shown in FIG. 7 , in the seat provided by the embodiment of the present application, a headrest rod hole 17 is formed on the top of the backrest structure 1 , and at least one slit 171 is formed at the edge of the headrest rod hole 17 along its radial direction. The setting of the slit 171 can increase the deformation of the backrest structure 1 when it is impacted, so as to protect the passengers and avoid damage to the passengers due to the high strength of the backrest structure 1 .

As shown in Figure 1, Figure 2 and Figure 8, the seat provided by the embodiment of the present application, wherein the seat also includes a cushion structure 2, the cushion structure 2 is arranged at the bottom of the backrest structure 1, and the cushion structure 2 is placed on the backrest structure 1 The first side extends away from the backrest structure 1 . The cushion structure 2 is used for riding by the passenger.

As shown in Figure 1, Figure 2 and Figure 8, the seat provided by the embodiment of the present application, wherein the cushion structure 2 includes a second support shell 21, a second flexible layer 22 and a second elastic layer 23, the second flexible layer 22 The upper surface of the second supporting shell 21 and the side surface of the second supporting shell 21 are stretched and covered, and the second elastic layer 23 is connected to the upper surface of the second flexible layer 22 .

The structure of the second support shell 21 is similar to that of the first support shell 11 , and another cavity structure is formed at the bottom of the second support shell 21 , which can also accommodate and install peripheral related device components.

The material of the second supporting shell 21 is the same as that of the first supporting shell 11, and is made of coconut shell fiber material. The second support shell 21 made of coconut fiber material is lighter in weight, and can greatly reduce the thickness of the second support shell 21 under the premise of maintaining the same structural strength as the support plate of the existing seat. The thickness of the second support shell 21 is only about 8mm. Compared with the support plate of the seat in the existing vehicle, the thickness of the second support shell 21 is reduced by about 14mm to 20mm, thereby reducing the seat cushion structure 2 in the vehicle. The space occupied in the up and down direction reduces the space occupied by the seat as a whole in the up and down direction of the vehicle, and increases the head space of the passengers.

The material of the second flexible layer 22 is the same as that of the first flexible layer 13 , which can be felt or PET (polyethyleneglycol terephthalate, polyethylene terephthalate) film, which has the functions of noise reduction and stretching.

The material of the second elastic layer 23 is the same as that of the first elastic layer 15, and can be made of materials such as high-elastic sponge. The elastic deformation provides good and comfortable support for the occupant. When the occupant separates from the cushion structure 2, the second elastic layer 23 returns to its original shape under the action of its own elastic restoring force.

As shown in Figures 1 and 2, in the seat provided by the embodiment of the present application, the backrest structure 1 is provided with a plurality of backrest ventilation holes 18, and the backrest ventilation holes 18 run through the first side surface of the backrest structure 1 and the backrest structure 1. The second side surface; the cushion structure 2 is provided with a plurality of cushion ventilation holes 24 , and the cushion ventilation holes 24 run through the upper surface and the lower surface of the cushion structure 2 . By arranging the backrest ventilation holes 18, the air permeability of the backrest structure 1 can be improved, and by arranging the seat cushion ventilation holes 24, the air permeability of the seat cushion structure 2 can be improved, reducing the stuffy feeling of the backrest structure 1 and the seat cushion structure 2 when riding, and further improving the backrest The ride comfort of structure 1 and cushion structure 2.

In the seat provided in the embodiment of the present application, the aperture diameter of the backrest ventilation hole 18 and the cushion ventilation hole 24 are less than or equal to 15mm. After the backrest cover 4 is set on the backrest structure 1, and the seat cushion cover 5 is set on the seat cushion structure 2, it can prevent the positions corresponding to the backrest ventilation holes 18 on the backrest cover 4 and the seat cushion cover from 5, pits appear in the position corresponding to the seat cushion ventilation hole 24 and affect the aesthetics of the seat.

Optionally, as shown in FIG. 9, the seat provided by the embodiment of the present application, wherein the seat further includes a ventilation device 3, and the ventilation device 3 is arranged on the second side of the backrest structure 1 and/or under the cushion structure 2, The ventilation device 3 is used for blowing air from the second side of the backrest structure 1 to the first side of the backrest structure 1 and/or blowing air from the bottom of the cushion structure 2 to the top of the cushion structure 2, so as to reduce the airflow of the passenger when sitting on the seat. stuffiness.

The ventilation device 3 includes an air bag 31 and a fan 32 , the air bag 31 has an air outlet and an air inlet, the air outlet communicates with each backrest ventilation hole 18 and/or seat cushion ventilation hole 24 , and the air inlet communicates with the fan 32 . The airflow generated by the rotation of the fan 32 is delivered to each backrest ventilation hole 18 and/or seat cushion ventilation hole 24 through the wind bag 31 .

As shown in Figure 10 and Figure 11, the seat provided by the embodiment of the present application, wherein the seat also includes a back cover 4 and a cushion cover 5, the back cover 4 is detachably sleeved on the back structure 1 and covers The first side surface, the side surface and at least part of the second side surface of the backrest structure 1; the cushion cover 5 is detachably sleeved on the cushion structure 2 and covers the upper surface, side surfaces and at least part of the lower surface of the cushion structure 2.

Backrest structure 1 is provided with a plurality of hook fixed points 19, and hook fixed points 19 can be structures such as straight holes or countersunk holes. In addition, the backrest cover 4 can also be connected to the backrest structure 1 by means of C-shaped nails, Velcro, or implanted steel wires.

The bottom surface of the cushion structure 2 is provided with a hanging groove 25 for fixing steel wires, and the cushion cover 5 is connected to the cushion structure 2 by implanting steel wires.

The embodiment of the present application also provides a vehicle body assembly, wherein the vehicle body assembly includes the above-mentioned seat.

In the body assembly provided in the embodiment of the present application, the base plate of the first support shell of the backrest structure of the seat is provided with a lumbar support area, and when the passenger leans back against the backrest structure, a backward force is applied to the backrest structure , so that the backrest structure moves backwards. During this process, the lumbar support device pushes forward against the lumbar support area. Since the lumbar support area is provided with a weakened groove, the strength of the lumbar support area is low, so that the lumbar support area is deformed forward. The bulge is used to support the waist of the passenger and effectively improve the riding comfort of the seat.

An embodiment of the present application also provides a vehicle, wherein the vehicle includes the above-mentioned body assembly.

In the vehicle provided by the embodiment of the present application, the base plate of the first support shell of the backrest structure of the seat of the body assembly is provided with a lumbar support area, and when the occupant leans back against the backrest structure, a backward force is applied to the backrest structure. In this process, the lumbar support device pushes forward against the lumbar support area. Since the lumbar support area is equipped with weakened grooves, the strength of the lumbar support area is low, so that the lumbar support area is pushed toward the lumbar support area. The front deformation is raised to support the waist of the occupant, effectively improving the comfort of the seat.

It should be noted that in this article, relative terms such as "first" and "second" are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply these No such actual relationship or order exists between entities or operations. Moreover, the term "comprising" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article or apparatus comprising a set of elements includes not only those elements but also other elements not expressly listed, Or also include elements inherent in such a process, method, article or apparatus. Without further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of additional identical elements in the process, method, article or apparatus comprising said element.

Claims (12)

1. A seat, comprising a backrest structure, the backrest structure comprising:

first support shell, first support shell includes the base plate, the base plate has the lumbar support district, the first side surface of base plate and/or lie in on the second side surface of base plate the concave at least one groove of weakening that is equipped with in the lumbar support district, the second side of base plate is equipped with the waist and holds in the palm the device, the waist hold in the palm the device with the lumbar support district sets up relatively, the waist holds in the palm the device and can push up the lumbar support district to the first side deformation of base plate is protruding.

2. A seat as claimed in claim 1, wherein said surface is provided with a plurality of weakening grooves, said plurality of weakening grooves being spaced apart and/or arranged crosswise.

3. The seat of claim 1, wherein the first support shell further comprises an extension ring plate, the extension ring plate is formed by extending from an edge of the base plate to the second side of the base plate, the base plate and the extension ring plate enclose a cavity, and the lumbar support device is disposed in the cavity.

4. The seat of claim 3, wherein the back structure further comprises a reinforcement disposed within the cavity, the reinforcement positioned to interface with a portion of the second side surface of the base plate.

5. The seat of claim 3, wherein the backrest structure further comprises a first flexible layer in tension over the first side surface of the base plate and the outer side surface of the extension ring plate.

6. The seat of claim 5, wherein the back structure further comprises a first resilient layer, the first elastic layer is connected to one side, far away from the substrate, of the first flexible layer.

7. The seat of claim 1, wherein the second side of the back structure is provided with a resilient cushioning member, the resilient cushioning member being in the form of a mesh.

8. The seat as claimed in claim 1, wherein the backrest structure has a headrest rod hole formed at a top portion thereof, and at least one slit is formed at an edge of the headrest rod hole in a radial direction thereof.

9. The seat of claim 1, further comprising a cushion structure disposed at a bottom of said back structure and extending away from said back structure on a first side of said back structure;

the cushion structure comprises a second supporting shell, a second flexible layer and a second elastic layer, wherein the second flexible layer is tensioned and covered on the upper surface of the second supporting shell and the side surface of the second supporting shell, and the second elastic layer is connected to the upper surface of the second flexible layer.

10. A seat as claimed in claim 9, wherein the first support shell is a first support shell of coir material and/or the second support shell is a second support shell of coir material.

11. A vehicle body assembly, characterized in that it comprises a seat according to any one of claims 1 to 10.

12. A vehicle characterized in that it comprises a body assembly according to claim 11.

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