Vehicle-mounted fluid mattress structure, seat structure and vehicle

Abstract

The embodiment of the utility model relates to the technical field of vehicles, and discloses a vehicle-mounted fluid mattress structure, a seat structure and a vehicle. The vehicle-mounted fluid mattress structure provided by the utility model comprises a mattress body, wherein the mattress body is provided with a fluid cavity and a circulating part communicated with the fluid cavity; the mattress body at least comprises a first part and a second part which are connected with each other, and the second part can be bent relative to the first part; the first part is provided with a first connecting structure, the first connecting structure is used for being connected with the bottom wall of a trunk of the vehicle, the second part is provided with a second connecting structure, and the second connecting structure is used for being connected with a backrest of a seat of the vehicle; the second part can be close to or away from the first part along with rotation of a backrest of the seat. According to the vehicle-mounted fluid mattress structure, the mattress body does not need to be rolled up and stored, the second part can be bent relative to the first part, rapid and convenient opening and storage are achieved, and the use convenience of the vehicle-mounted fluid mattress structure is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of transportation tools, and in particular to a vehicle-mounted fluid mattress structure, a seat structure and a vehicle. Background Art

[0002] As people's living standards improve, modern cars are no longer simple means of transportation. Car-mounted inflatable mattresses are a common recreational tool for people to go on outings and travel. Traditional inflatable mattresses are generally separate products. You need to inflate the mattress first, then place the unfolded mattress inside the vehicle, and then roll it up for storage. Therefore, the current car-mounted inflatable mattresses have the problem of cumbersome opening process and inconvenient storage. Utility Model Content

[0003] In view of this, an embodiment of the present application provides a vehicle-mounted fluid mattress structure, which aims to solve the technical problems of the existing vehicle-mounted fluid mattresses that the opening process is cumbersome and the storage is inconvenient, thereby improving the convenience of opening and storing the vehicle-mounted fluid mattress.

[0004] In order to achieve the above-mentioned purpose, the technical solution of the embodiment of the present application is implemented as follows:

[0005] On the one hand, an embodiment of the present application provides a vehicle-mounted fluid mattress structure, including a mattress body, the mattress body being provided with a fluid cavity and a circulation part connected to the fluid cavity; the mattress body comprising at least a first part and a second part connected to each other, the second part being bendable relative to the first part; the first part being provided with a first connection structure, the first connection structure being used to connect to the bottom wall of the trunk of the vehicle, the second part being provided with a second connection structure, the second connection structure being used to connect to the backrest of the vehicle seat; the second part being able to move closer to or farther away from the first part as the backrest of the seat rotates.

[0006] The vehicle-mounted fluid mattress structure provided in the embodiment of the present application includes a mattress body, and the mattress body realizes filling and discharging of fluid into and out of the fluid cavity through a circulation part. The mattress body at least includes a first part and a second part that are connected to each other, wherein the first part is used to connect with the bottom wall of the trunk in the vehicle, and the second part is used to connect with the backrest of a rotatable rear seat in the vehicle, and the second part can be bent relative to the first part; the second part of the mattress body moves closer to or away from the first part as the backrest of the seat rotates to achieve the function of opening or storing; when the vehicle seat is in normal use, the first part is connected to the backrest of the seat through a first connecting structure, and the second part is connected to the bottom wall of the trunk through a second connecting structure, so that the vehicle-mounted fluid mattress structure of the present application does not need to be rolled up and stored. The second part can be bent relative to the first part to achieve quick and convenient opening and storage, thereby improving the convenience of use of the vehicle-mounted fluid mattress structure.

[0007] In a possible implementation of the present application, the first connection structure includes a first sewing line, and the first part is connected to the first protective layer of the bottom wall of the trunk through the first sewing line; the second connection structure includes a second sewing line; the second part is connected to the second protective layer of the seat back through the second sewing line; and / or,

[0008] The first part is connected to the bottom wall of the trunk through an adhesive layer, and the second part is connected to the backrest of the seat through an adhesive layer.

[0009] In a possible implementation of the present application, the first portion covers a bottom wall of the trunk, and the second portion covers a backrest of the seat.

[0010] In a possible implementation of the present application, the fluid mattress further includes a pump body assembly, the circulation portion includes an inlet hole and a discharge hole, the pump body assembly is connected to the inlet hole, and the pump body assembly is connected to the discharge hole.

[0011] In a possible implementation of the present application, the pump assembly is disposed inside the backrest of the seat, inside the seat cushion of the seat, or in the space of the trunk; and / or,

[0012] The fluid mattress further comprises a switch assembly, and the switch assembly is electrically connected to the pump assembly.

[0013] In a possible implementation of the present application, the pump assembly includes a first pump body and a second pump body, the switch assembly includes a first switch and a second switch, the first switch includes a first button, the second switch includes a second button, and the first button and the second button are respectively arranged on the outer surface of the mattress body; or,

[0014] The first switch and the second switch are configured as virtual switches, and the first switch and the second switch are disposed on a touch screen of the vehicle.

[0015] On the other hand, an embodiment of the present application provides a seat, which includes the vehicle-mounted fluid mattress as described above, and further includes a seat connected to the vehicle-mounted fluid mattress structure.

[0016] On the other hand, the embodiment of the present application provides a vehicle, the vehicle includes the vehicle-mounted fluid mattress as described above, the vehicle also includes a vehicle body, the vehicle body is provided with a trunk and a seat, and the seat is provided at the front side of the trunk along the driving direction. Since the vehicle-mounted fluid mattress provided by any embodiment of the above-mentioned first aspect has the same technical effect, the vehicle-mounted fluid mattress can be stored without rolling up the mattress body, and the second part can be bent relative to the first part to achieve fast and convenient opening and storage, thereby improving the convenience of use of the vehicle-mounted fluid mattress structure.

[0017] In a possible implementation of the present application, the seat further includes a seat cushion, the backrest is rotatably connected to the seat cushion, and the backrest can be rotated to abut against the top of the seat cushion.

[0018] In a possible implementation of the present application, when the backrest abuts against the top of the seat cushion, a side surface of the backrest connected to the second portion is on the same horizontal plane as the bottom wall of the trunk. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0020] Figure 1 A schematic diagram of the structure of a vehicle provided in an embodiment of the present application;

[0021] Figure 2 This is a schematic structural diagram of the vehicle-mounted fluid mattress structure provided in an embodiment of the present application.

[0022] Description of Figure Numbers:

[0023] 1- mattress body; 11- fluid chamber; 12- first part; 13- second part; 2- pump body assembly; 21- first pump body; 22- second pump body; 3- switch assembly; 31- first switch; 32- second switch; 4- seat; 41- backrest; 42- cushion; 5- trunk; 51- bottom wall; 100- vehicle body; 200- wheel body. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical solution and advantages of the embodiments of the present application clearer, the specific technical solution of the present application will be further described in detail below in conjunction with the drawings in the embodiments of the present application. The following embodiments are used to illustrate the present application, but are not used to limit the scope of the present application.

[0025] In the embodiments of the present application, the terms "first" and "second" are used for descriptive purposes only and are not to be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of the embodiments of the present application, unless otherwise specified, "multiple" means two or more.

[0026] In addition, in the embodiments of the present application, directional terms such as "up", "down", "left" and "right" are defined relative to the orientation of the components in the drawings. It should be understood that these directional terms are relative concepts. They are used for relative description and clarification, and they may change accordingly according to the changes in the orientation of the components in the drawings.

[0027] In the embodiments of the present application, unless otherwise clearly specified and limited, the term "connection" should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection or an indirect connection through an intermediate medium.

[0028] In the embodiments of the present application, the terms "include", "comprises" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also includes other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, an element defined by the sentence "comprises a ..." does not exclude the presence of other identical elements in the process, method, article or device including the element.

[0029] In the embodiments of the present application, words such as "exemplary" or "for example" are used to indicate examples, illustrations or descriptions. Any embodiment or design described as "exemplary" or "for example" in the embodiments of the present application should not be interpreted as being more preferred or more advantageous than other embodiments or designs. Specifically, the use of words such as "exemplary" or "for example" is intended to present related concepts in a specific way.

[0030] Reference Figure 1, an embodiment of the present application provides a vehicle. It should be noted that the vehicle in the present application may refer to a large vehicle, a small vehicle, a special vehicle, etc. For example, according to the vehicle type, the vehicle in the present application may be a sedan vehicle, an off-road vehicle, a multi-purpose vehicle (MPV) vehicle or other vehicle types. For a vehicle, a power source of a wheel body and a transmission system arranged between the wheel body 200 and the power source are generally provided. The transmission system can transmit the power provided by the power source to the wheel body 200, so that the wheel body 200 rotates, thereby driving the vehicle to travel.

[0031] It should be noted that in the embodiments of the present application, the type of the power source of the vehicle is not limited. For example, for a fuel vehicle, the power source may refer to a fuel engine such as a gasoline engine or a diesel engine; for an electric vehicle, the power source may refer to an electric motor; for a hybrid vehicle, the power source may refer to an engine or an electric motor; for a vehicle powered by other means, the power source may refer to a device that generates power.

[0032] Among them, with the improvement of people's living standards, modern vehicles are no longer simple means of transportation. Among them, inflatable mattresses on vehicles are commonly used as a resting tool for people to go outings and travel. Traditional inflatable mattresses are generally separate products. The mattress needs to be inflated first, and then the unfolded mattress is placed inside the vehicle. When storing, the mattress needs to be rolled up and stored; therefore, the current inflatable mattresses on vehicles have the problems of cumbersome opening process and inconvenient storage.

[0033] On this basis, refer to Figure 1 to Figure 2 The vehicle-mounted fluid mattress structure includes a mattress body 1, which is provided with a fluid cavity 11 and a flow portion connected to the fluid cavity 11; the mattress body 1 includes at least a first part 12 and a second part 13 connected to each other, and the second part 13 can be bent relative to the first part 12; the first part 12 is provided with a first connecting structure, and the first connecting structure is used to connect with the bottom wall 51 of the trunk 5 in the vehicle, and the second part 13 is provided with a second connecting structure, and the second connecting structure is used to connect with the backrest 41 of the rear seat 4 in the vehicle; the second part 13 can rotate with the backrest 41 of the seat 4 to approach or move away from the first part.

[0034] The vehicle-mounted fluid mattress structure provided by the embodiment of the present application includes a mattress body 1, and the mattress body 1 is used to fill and discharge fluid into and from a fluid cavity 11 through a circulation portion. The mattress body 1 at least includes a first part 12 and a second part 13 connected to each other, wherein the first part 12 is used to be connected to the bottom wall 51 of a trunk 5 in the vehicle, and the second part 13 is used to be connected to the backrest 41 of a rotatable seat 4 located next to the trunk 5 in the vehicle, and the second part 13 can be bent relative to the first part 12; the second part 13 of the mattress body 1 rotates with the backrest 41 of the seat 4 to move closer to or away from the first part 12 to achieve the function of opening or storage; when the vehicle seat 4 is in normal use, the first part 12 is connected to the backrest 41 of the seat 4 through the first connection structure, and the second part 13 is connected to the bottom wall 51 of the trunk 5 through the second connection structure, so that the vehicle-mounted fluid mattress structure of the present application can be stored without rolling up, and the second part 13 can be bent relative to the first part 12 to achieve quick and convenient opening and storage, thereby improving the convenience of use of the vehicle-mounted fluid mattress structure. The fluid may include gas or liquid.

[0035] Furthermore, in a possible implementation of the present application, the first connection structure includes a first sewing line, and the first part 12 is connected to the first protective layer of the bottom wall 51 of the trunk 5 through the first sewing line; the second connection structure includes a second sewing line, and the second part 13 is connected to the second protective layer of the backrest 41 of the seat 4 through the second sewing line. The first part 12 of the mattress body 1 is connected to the first protective layer of the bottom wall 51 of the trunk 5 through the first sewing line, and the second part 13 of the mattress body 1 is connected to the second protective layer of the backrest 41 of the seat 4 through the second sewing line, so that the mattress body 1 is in an unfolded and fixed state; when the vehicle-mounted fluid mattress structure needs to be opened for use, the backrest 41 of the seat 4 is rotated and close to the cushion 42 of the seat 4 until the backrest 41 and the top of the cushion 42 are abutted, and the second part 13 rotates with the backrest 41 to be aligned with the first part 12, and then the fluid cavity 11 is filled with fluid through the circulation part. After that, it can be put into use, and has the advantages of simple and quick opening operation; when the vehicle-mounted fluid mattress structure needs to be stored, the fluid cavity 11 is deflated by the circulation part, and then the backrest 41 of the seat 4 is rotated and away from the cushion 42 of the seat 4 until the backrest 41 of the seat 4 is rotated and restored to an angle that can be used normally. The mattress body 1 is laid on the backrest 41 of the seat 4 and the bottom wall 51 of the trunk 5, so the mattress body 1 can be stored in an unfolded state, eliminating the operation step of rolling up the mattress body 1, and has the advantages of simple storage and not occupying the internal space of the vehicle. Among them, the first protective layer can be set as a fabric layer, and the second protective layer can be set as a fabric layer or a leather layer. The mattress body 1 is connected to the bottom wall 51 of the trunk 5 through the first sewing line, and the mattress body 1 is connected to the backrest 41 of the seat 4 through the second sewing line. It has the advantages of high flexibility, wide application range, good product quality, and easy adjustment and modification. The first protective layer has the function of protecting the bottom wall 51 of the trunk 5, and the second protective layer can improve the comfort of the seat 4.

[0036] Furthermore, in a possible implementation of the present application, the first connecting structure includes a plurality of Velcro layers arranged at intervals, and the second connecting structure includes a plurality of Velcro layers arranged at intervals; wherein the Velcro layer includes a hook surface layer and a suede layer, the hook surface layer is connected to the first part 12 or the second part 13, and the suede layer is connected to the first protective layer of the bottom wall 51 of the trunk 5 or the second protective layer of the backrest 41 of the seat 4, wherein the hook surface layer and the suede layer are bonded; the mattress body can be connected to the first protective layer or the second protective layer by a plurality of Velcro layers arranged at intervals, so that the mattress body 1 can be conveniently disassembled from the vehicle when needed, which has the advantage of easy installation and replacement.

[0037] Furthermore, the first connecting structure and the second connecting structure both include a plurality of button structures arranged at intervals, and the button structures include a mother button and a child button, the mother button is connected to the first part 12 or the second part 13, and the child button is connected to the first protective layer of the bottom wall 51 of the trunk 5 or the second protective layer of the backrest 41 of the seat 4, wherein the mother button and the child button are buckled, and the mattress body can be connected to the first protective layer or the second protective layer through the plurality of button structures arranged at intervals, so that the mattress body 1 can be conveniently disassembled from the vehicle when needed, which has the advantage of easy installation and replacement.

[0038] Furthermore, in a possible implementation of the present application, the first part 12 is connected to the bottom wall 51 of the trunk 5 through an adhesive layer, and the second part 13 is connected to the backrest 41 of the seat 4 through an adhesive layer. The adhesive layer can be set as a glue layer. The mattress body 1 is connected to the bottom wall 51 of the trunk 5 or the backrest 41 of the seat 4 through the adhesive layer, which has the advantages of simple process and simple bonding operation, does not require complex equipment, saves a lot of time and labor, and bonding can reduce the stress concentration phenomenon of the mattress body 1 and improve the fatigue life of the connection; and the cost of the bonding technology is relatively low, especially for large-scale production, it can reduce the production cost.

[0039] Further, in a possible implementation of the present application, the first portion 12 covers the bottom wall 51 of the trunk 5, and the second portion 13 covers the backrest 41 of the seat 4. The first portion 12 of the mattress body is unfolded and covers the bottom wall 51 of the trunk 5, and the second portion 13 of the mattress body is unfolded and covers the backrest 41 of the seat 4, so that the mattress body 1 has a sufficiently large use area.

[0040] Furthermore, in a possible implementation of the present application, the fluid mattress further comprises a pump assembly 2, the circulation portion comprises an inlet hole and a discharge hole, the pump assembly 2 is connected to the inlet hole, and the pump assembly is connected to the discharge hole. By utilizing the pump assembly 2, the vehicle-mounted fluid mattress structure can realize the functions of automatic inflation and deflation (or filling and discharging) by controlling the switch of the pump assembly 2, thereby improving the convenience of use of the vehicle-mounted fluid mattress structure.

[0041] Further, in a possible implementation of the present application, the pump assembly 2 is arranged inside the backrest 41 of the seat 4 or inside the cushion 42 of the seat 4 or in the space of the trunk 5. By arranging the pump assembly inside the backrest 41 of the seat 4 or inside the cushion 42, it is possible to avoid the pump assembly 2 occupying the space of the vehicle trunk 5, thereby improving the aesthetics of the interior of the vehicle; in addition, if the pump assembly 2 is arranged in the space of the trunk 5, it is easier to disassemble and replace the pump assembly 2.

[0042] Furthermore, in a possible implementation of the present application, the fluid mattress structure further includes a switch assembly 3, which is electrically connected to the pump assembly 2. When in use, the pump assembly 3 is turned on by the switch assembly 3, so that the pump assembly 3 can automatically stop after continuously filling with fluid for a first preset time, or the user can stop the pump assembly 3 by controlling the switch assembly 2; when storage is required, the pump assembly 3 is turned on by the switch assembly 2, so that the pump assembly 3 can automatically stop after continuously exhausting the fluid for a first preset time, that is, the storage action is completed, or the user can stop the pump assembly 3 by controlling the switch assembly 2; the operation convenience of the vehicle-mounted fluid mattress structure can be improved by adding the switch assembly 2.

[0043] Further, in a possible implementation of the present application, the pump assembly 2 includes a first pump body 21 and a second pump body 22, the switch assembly 3 includes a first switch 31 and a second switch 32, the first switch 31 is set as a first button, the second switch 32 is set as a second button, and the first button and the second button are arranged on the outer surface of the mattress body 1. By arranging the first switch 31 and the second switch 32 on the outer surface of the mattress, when the backrest 41 of the rear seat 4 is rotated close to the cushion 42, it is convenient for the user to directly open the first pump body 21 through the first button or open the second pump body 22 through the second button at the position of the trunk 5.

[0044] In addition, the pump body assembly 2 includes a first pump body 21 and a second pump body 22, wherein the first pump body 21 is used to connect to the inflow hole, and the second pump body 22 is used to connect to the discharge hole. The first pump body 21 includes a fluid filling pump, and the second pump body 22 includes an exhaust pump. The first pump body 21 and the second pump body 22 can be set as an integrated structure, that is, the pump body assembly 2 can use a reversing air pump with both fluid filling and exhaust functions, wherein the air outlet of the reversing air pump is connected to the inflow hole of the mattress body 1, and the air inlet of the reversing air pump is connected to the air outlet of the mattress body 1. Specifically, the first pump body 21 is turned on by utilizing the first switch 31, and the first pump body 21 can automatically stop after continuously filling with fluid for a first preset time, or the user can stop the first pump body 21 by controlling the first switch 31; when storage is required, the second pump body 22 is turned on by utilizing the second switch 32, and the second pump body 22 can automatically stop after continuously exhausting the fluid for a first preset time, thus completing the storage action, or the user can stop the second pump body 22 by controlling the second switch 32; by adding the first switch 31 and the second switch 32, the operational convenience of the vehicle-mounted fluid mattress structure can be improved.

[0045] Furthermore, in a possible implementation of the present application, the first switch 31 and the second switch 32 are configured as virtual switches, and the first switch 31 and the second switch 32 are configured on the touch screen of the vehicle. By configuring the first switch 31 and the second switch 32 on the touch screen of the vehicle, it is convenient for the driver to turn on the first switch 31 or the second switch 32 in the driving position, and the user can start and stop the first switch 31 and the second switch 32 by touching the touch screen of the vehicle.

[0046] In the second aspect, the embodiment of the present application provides a seat structure, which includes the vehicle-mounted fluid mattress as described above, and also includes a seat connected to the vehicle-mounted fluid mattress structure. Since it includes the vehicle-mounted fluid mattress provided by any embodiment of the above aspect, it has the same technical effect, and the vehicle-mounted fluid mattress can be stored without rolling up the mattress body 1, and the second part 13 can be bent relative to the first part 12 to achieve fast and convenient opening and storage, thereby improving the convenience of use of the vehicle-mounted fluid mattress structure.

[0047] In the second aspect, the embodiment of the present application provides a vehicle, which includes the vehicle-mounted fluid mattress as described above, and also includes a vehicle body 100, wherein a trunk 5 and a seat 4 are arranged in the vehicle body 100, and the seat 4 is arranged in the front side of the trunk 5 along the driving direction, and the first part 12 is connected to the bottom wall 51 of the trunk 5, and the second part 13 is connected to the backrest 41 of the seat 4. Since the vehicle-mounted fluid mattress provided by any embodiment of the first aspect is included, the vehicle-mounted fluid mattress has the same technical effect, and the vehicle-mounted fluid mattress can be stored without rolling up the mattress body 1, and the second part 13 can be bent relative to the first part 12 to achieve fast and convenient opening and storage, thereby improving the convenience of use of the vehicle-mounted fluid mattress structure.

[0048] Furthermore, in a possible implementation of the present application, the seat 4 further includes a cushion 42, and the backrest 41 is rotatably connected to the cushion 42, and the backrest 41 can be rotated to abut against the top of the cushion 42. The backrest 41 is hinged to the cushion 42, so that the backrest 41 can rotate relative to the cushion 42, wherein the rotation angle range of the backrest 41 can be set to 0° to 110°; when the seat 4 is used normally, the backrest 41 can be rotated to form an angle of 100° to 110° with the cushion 42; when the vehicle-mounted fluid mattress structure is required, the backrest 41 can be rotated to abut against the cushion 42, forming an angle of 0°±5°.

[0049] Further, in a possible implementation of the present application, when the backrest 41 abuts against the top of the seat cushion 42, the bottom wall 51 of the trunk 5 and the side surface of the backrest 41 connected to the first part 12 are on the same horizontal plane. When the backrest 41 abuts against the top of the seat cushion 42, the bottom wall 51 of the trunk 5 and the side surface of the backrest 41 connected to the second part 13 are on the same horizontal plane. The situation that the bottom wall 51 of the trunk 5 and the backrest 41 are on the same horizontal plane may specifically include the situation that the bottom wall 51 of the trunk 5 and the backrest 41 form an angle of 180°±5°, and may also include the situation that a height difference is formed between the bottom wall 51 of the trunk 5 and the backrest 41, and the range of the height difference may be 0cm to 5cm. In both of the above situations, the bottom wall 51 of the trunk 5 and the backrest 41 of the seat 4 can provide support for the mattress body 1, so that the first part 12 and the second part 13 of the mattress body 1 can be on the same horizontal plane, thereby improving the comfort of the user lying on the mattress body 1.

[0050] The serial numbers of the embodiments of the present application are only for description and do not represent the advantages and disadvantages of the embodiments. The above are only preferred embodiments of the present application, and do not limit the patent scope of the present application. Any equivalent structure or equivalent process transformation made by using the contents of the present application specification and drawings, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present application.

Claims

1. A vehicle-mounted fluid mattress structure, characterized in that: include: A mattress body, wherein the mattress body is provided with a fluid cavity and a flow portion communicating with the fluid cavity; The mattress body includes at least a first part and a second part which are connected to each other, and the second part can be bent relative to the first part; the first part is provided with a first connecting structure, and the first connecting structure is used to connect to the bottom wall of the trunk of the vehicle, and the second part is provided with a second connecting structure, and the second connecting structure is used to connect to the backrest of the vehicle seat; the second part can move closer to or away from the first part as the backrest of the seat rotates.

2. The vehicle-mounted fluid mattress structure according to claim 1, characterized in that: The first connection structure includes a first sewing line, and the first part is connected to the first protective layer of the bottom wall of the trunk through the first sewing line; the second connection structure includes a second sewing line, and the second part is connected to the second protective layer of the seat back through the second sewing line; and / or, The first part is connected to the bottom wall of the trunk through an adhesive layer, and the second part is connected to the backrest of the seat through an adhesive layer.

3. The vehicle-mounted fluid mattress structure according to claim 1, characterized in that: The first portion covers a bottom wall of the trunk, and the second portion covers a backrest of the seat.

4. The vehicle-mounted fluid mattress structure according to any one of claims 1 to 3, characterized in that: The vehicle-mounted fluid mattress structure includes a pump body assembly, the circulation portion includes an inlet hole and a discharge hole, the pump body assembly is connected to the inlet hole, and the pump body assembly is connected to the discharge hole.

5. The vehicle-mounted fluid mattress structure according to claim 4, characterized in that: The pump assembly is arranged inside the backrest of the seat, inside the seat cushion of the seat, or in the space of the trunk; and / or, The vehicle-mounted fluid mattress structure further includes a switch assembly, and the switch assembly is electrically connected to the pump body assembly.

6. The vehicle-mounted fluid mattress structure according to claim 5, characterized in that: The pump assembly includes a first pump body and a second pump body, the switch assembly includes a first switch and a second switch; the first switch includes a first button, the second switch includes a second button, and the first button and the second button are respectively arranged on the outer surface of the mattress body; or, The first switch and the second switch are configured as virtual switches, and the first switch and the second switch are disposed on a touch screen of the vehicle.

7. A seat structure, characterized in that: The seat structure comprises the vehicle-mounted fluid mattress structure as claimed in any one of claims 1 to 6, and the seat structure further comprises a seat connected to the vehicle-mounted fluid mattress structure.

8. A vehicle, characterized in that: The vehicle comprises the vehicle-mounted fluid mattress structure according to any one of claims 1 to 6, and the vehicle further comprises a vehicle body, wherein a trunk and a seat are disposed within the vehicle body, and the seat is disposed at the front side of the trunk along the driving direction.

9. The vehicle according to claim 8, characterized in that The seat also includes a seat cushion, and the backrest is rotatably connected to the seat cushion; the backrest can be rotated to abut against the top of the seat cushion.

10. The vehicle according to claim 9, characterized in that When the backrest abuts against the top of the seat cushion, a side surface of the backrest connected to the second portion is on the same horizontal plane as the bottom wall of the trunk.

Images