CN217259681U

CN217259681U - Seat cushion supporting structure

Info

Publication number: CN217259681U
Application number: CN202221052488.9U
Authority: CN
Inventors: 陈志勇; 辛艺; 龙德学; 张明
Original assignee: Chongqing Adient Automotive Components Co Ltd
Current assignee: Chongqing Adient Automotive Components Co Ltd
Priority date: 2022-05-05
Filing date: 2022-05-05
Publication date: 2022-08-23
Anticipated expiration: 2032-05-05

Abstract

The utility model discloses a seatpad bearing structure, the seatpad body including rectangular shape, the seatpad body transversely sets up inside the carriage, seatpad body both ends are connected its characterized in that with the carriage lateral wall respectively: the two side walls of the carriage are respectively provided with a locking device and a supporting seat, and the two ends of the seat cushion body are respectively detachably connected with the corresponding side walls of the carriage through the locking devices and the supporting seats. The utility model discloses a set up locking device and supporting seat on carriage both sides wall, pass through locking device and supporting seat with the both ends of seatpad and fix to the lateral wall on, whole bearing structure's atress position has shifted the seatpad both sides from the seatpad bottom, reaches the purpose of supporting whole seat, has solved the technical problem that the seat that traditional support mode leads to can not separate with the carriage floor, possess the strong advantage of stability simultaneously.

Description

Seat cushion supporting structure

Technical Field

The utility model belongs to the technical field of car seat, concretely relates to seatpad bearing structure.

Background

When people select automobiles, the practicability is emphasized more, and the size of the carrying space is an important reference index. Particularly for small and medium-sized automobiles, since the seats occupy most of the space in the vehicle compartment, the storage space that can be provided becomes very limited, and it is difficult to have a sufficient storage space when a large number of articles or large objects need to be stored in the vehicle.

In order to further increase the storage space in the car, car seats capable of being folded and stored are available on the market, for example, patent document CN212098546U discloses a foldable car seat, which mainly comprises a seat body, a foldable seat fixing drawstring is arranged at the top end of a seat back, a foldable seat cushion supporting bracket is arranged at the bottom end of the seat back, and a seat cushion can be turned upwards through the fixing drawstring and folded together with the seat back, so that the space at the bottom of the seat is utilized. Similarly, patent document CN207860015U discloses a seat cushion and backrest foldable automobile seat device, which includes a seat cushion frame and a backrest frame, wherein the seat cushion frame and the backrest frame are hinged with a folding mechanism, and the backrest frame can be folded together with the seat cushion frame by being turned downward by the folding mechanism. In view of these solutions, although the storage space of the upper or lower portion of the seat is increased by folding the seat, the supporting structure of the seat cannot be separated from the floor of the vehicle compartment, and the space of the vehicle compartment occupied by the seat is fully utilized.

SUMMERY OF THE UTILITY MODEL

In view of this, as part of above-mentioned technical problem solution, the utility model provides a seatpad bearing structure sets up locking device and supporting seat at carriage both sides wall, passes through locking device and supporting seat with the both ends of seatpad and fixes, and whole bearing structure's atress position has shifted the seatpad both sides from the seatpad bottom, reaches the purpose of supporting whole seat, has solved the technical problem that the seat that traditional support mode leads to can not separate with the carriage floor, possess the strong advantage of stability simultaneously.

In order to achieve the above purpose, the utility model discloses technical scheme as follows:

the seat cushion supporting structure comprises a long-strip-shaped seat cushion body, wherein the seat cushion body is transversely arranged inside a carriage, and two ends of the seat cushion body are respectively close to corresponding side walls of the carriage, and the seat cushion supporting structure is characterized in that: the two side walls of the carriage are respectively provided with a locking device and a supporting seat, and the two ends of the seat cushion body are respectively detachably connected with the corresponding side walls of the carriage through the locking devices and the supporting seats.

By adopting the structure, the rear end of the seat cushion body is locked by the locking device, so that the seat cushion body cannot rotate and move relatively, the supporting seat stabilizes the front end of the seat cushion body, the seat cushion is supported at multiple points, the balance of the seat cushion body is kept, and the whole supporting structure is simple and has strong stability.

Preferably, the two side walls of the carriage are symmetrically provided with protruding portions used for avoiding wheels, the protruding portions protrude from the outside to the inside and are semicircular and matched with the shapes of the wheels, the bottoms of the protruding portions are connected with the floor of the carriage, the locking device and the supporting seat are fixedly installed on the protruding portions, and two ends of the seat cushion body are respectively connected to the protruding portions through the locking device and the supporting seat in a detachable mode.

By adopting the structure, the characteristic that the convex part protrudes into the carriage is utilized, the supporting seat and the locking device are conveniently fixed, and the seat is supported.

Preferably, a cushion framework is arranged in the cushion body and comprises a front transverse pipe, a rear transverse pipe and two side pipes, the front transverse pipe and the rear transverse pipe are horizontally arranged in parallel, the two side pipes are respectively and vertically connected to two ends of the front transverse pipe and the rear transverse pipe, and a first connecting rod and a second connecting rod are fixedly arranged on each side pipe;

one end of the first connecting rod is connected to the intersection of the side pipe and the rear transverse pipe on the side, and the other end of the first connecting rod is connected with the locking device on the corresponding side;

one end of the second connecting rod is connected to the intersection of the side pipe and the front transverse pipe on the side, and the other end of the second connecting rod is detachably connected with the supporting seat on the corresponding side.

Structure more than adopting, head rod and second connecting rod are located the four corners of seatpad skeleton respectively, firm in connection, and locking device is close to the back and violently manages simultaneously, and locking device is close to the seat focus with the tie point of head rod, and support stability is good, improves the security simultaneously.

Preferably, the extending ends of the first connecting rod and the second connecting rod are respectively provided with a clamping head, the diameter of each clamping head is larger than that of the first connecting rod and that of the second connecting rod, and the clamping heads are clamped into the locking device or the supporting seat to prevent the first connecting rod or the second connecting rod from falling off.

Structure more than adopting, the dop of head rod can be chucking in locking device, makes the back violently manage both ends firm, and the dop of second connecting rod can block in the supporting seat, prevents that the second connecting rod from deviating from, makes the front horizontal pipe both ends stable.

Preferably, the locking device comprises a fixed block, the fixed block is mounted on the protruding portion close to the first connecting rod, a notch for placing the first connecting rod is formed in the middle of the fixed block, the notch is formed in the direction towards the obliquely upper side, a locking hook for locking the first connecting rod is arranged at the notch, the head portion of the locking hook surrounds the notch from bottom to top, and the tail portion of the locking hook is connected with a control pull rod;

and the extending end of the first connecting rod penetrates through the notch and then is connected with the chuck, and the chuck prevents the first connecting rod from axially falling out of the notch.

By adopting the structure, the control pull rod is pulled to enable the hook head of the locking hook to rotate downwards to expose the notch, the clamping head of the first connecting rod is placed in the notch, and after the control pull rod is released, the locking hook automatically rotates upwards to lock the clamping head, so that the two ends of the seat cushion are kept fixed.

Preferably, the supporting seat comprises two planar bases and a supporting top, the two bases are attached to and connected to the protruding portion, the two bases face to one side of the seat cushion body and are provided with the supporting top, the supporting top is parallel to the bases, connecting plates are perpendicularly arranged at two ends of the supporting top, the two bases are respectively connected with the supporting top through the connecting plates, a limiting notch is formed in the edge of the supporting top, the second connecting rod is placed in the limiting notch, and the limiting notch is formed in the oblique upper direction of the limiting notch.

Structure more than adopting, in the second connecting rod was placed into spacing breach, because people's the direction of taking can be pressed the second connecting rod to spacing breach in to violently manage both ends stably before guaranteeing, spacing breach can be stretched out to the dop of second connecting rod, thereby the second connecting rod is deviate from when preventing to rock about the seatpad.

Preferably, the limiting notch is formed by connecting two sections of inclined straight line edges and one section of circular arc edge, the circular arc edge forms the bottom of the limiting notch, the two sections of inclined straight line edges extend outwards from the two ends of the circular arc edge to the edge of the supporting top to form the limiting notch, and the width from the bottom of the limiting notch to the opening part is gradually increased.

Preferably, the width of the limiting notch is larger than the diameter of the second connecting rod and smaller than the diameter of the clamping head.

By adopting the structure, the second connecting rod can penetrate through the limiting notch, and the clamping head can prevent the second connecting rod from being separated.

Preferably, the seat cushion framework further comprises at least two stiffening rods, the stiffening rods are horizontally arranged between the front transverse pipe and the rear transverse pipe and connected with the front transverse pipe and the rear transverse pipe, and the stiffening rods are parallel to the side pipes and arranged at equal division points of the front transverse pipe and the rear transverse pipe.

By adopting the structure, the stiffening rod enhances the bearing strength of the seat cushion framework.

Has the advantages that:

adopt locking device with the rear end locking of seatpad body, make seatpad body and back portion can not take place relative rotation and removal, the seatpad body front end is stabilized to the supporting seat, makes the seatpad front end obtain supporting, keeps its balance, and whole bearing structure is simple, and stability is strong, shifts the bearing structure of seat to the carriage lateral wall from the carriage floor simultaneously, finally can take in the seatpad from the mounted position dismantlement, further increases storage space in the car.

Drawings

FIG. 1 is a schematic view of a seat cushion of a seat supported by two side walls of a vehicle compartment;

FIG. 2 is a schematic view of the connection between the seat frame and the locking device and the support base;

FIG. 3 is an enlarged view of a portion of FIG. 2 at I;

FIG. 4 is an enlarged view of a portion of FIG. 2 at II;

FIG. 5 is a schematic view of the locking device;

FIG. 6 is a schematic view of the internal structure of the locking device;

fig. 7 is a schematic structural view of the seat in a retracted state.

Detailed Description

The present invention will be further described with reference to the following examples and accompanying drawings.

The seat cushion supporting structure shown in fig. 1 comprises a seat cushion body, wherein the seat cushion body is in a strip shape and is transversely arranged in a carriage, and two ends of the seat cushion body are respectively connected with the side wall of the carriage;

the two side walls of the carriage are symmetrically provided with protruding parts 400 used for avoiding wheels, the protruding parts 400 protrude from the outside to the inside and are semicircular and matched with the shapes of the wheels, the wheels are installed at the external hollow positions, the bottoms of the protruding parts 400 are overlapped with the floor of the carriage, locking devices 200 and supporting seats 300 are fixedly installed on the protruding parts 400, and the two ends of the seat cushion body are detachably connected to the protruding parts 400 through the locking devices 200 and the supporting seats 300.

As shown in fig. 2, a seat cushion frame 110 is arranged in the seat cushion body, the seat cushion frame 110 includes a front horizontal tube 111, a rear horizontal tube 112 and two side tubes 113, the front horizontal tube 111 and the rear horizontal tube 112 are horizontally arranged in parallel, the two side tubes 113 are respectively vertically connected to two ends of the front horizontal tube 111 and the rear horizontal tube 112, and a stiffening rod 117 is further arranged between the front horizontal tube 111 and the rear horizontal tube 112, in this embodiment, two stiffening rods 117 are arranged, and the stiffening rod 117 is parallel to the side tubes 113 and is arranged at the bisector of the front horizontal tube 111 and the rear horizontal tube 112;

a first connecting rod 114 and a second connecting rod 115 are fixedly arranged on each side pipe 113, one end of each first connecting rod 114 is connected to the intersection of the side pipe 113 and the rear transverse pipe 112 on the side, and the other end of each first connecting rod 114 is connected with the locking device 200 on the corresponding side;

one end of the second connecting rod 115 is connected to the intersection of the side tube 113 and the front transverse tube 111, and the other end of the second connecting rod 115 is detachably connected to the corresponding side support seat 300;

the extending ends of the first connecting rod 114 and the second connecting rod 115 are respectively provided with a clamping head 116, the diameter of the clamping head 116 is larger than the diameter of the first connecting rod 114 and the second connecting rod 115, and the clamping head 116 is clamped into the locking device 200 or the supporting seat 300 to prevent the first connecting rod 114 or the second connecting rod 115 from falling off.

As can be seen from fig. 3, the locking device 200, a specific embodiment adopted in this embodiment is as shown in the figure, and includes a fixed block 210, the fixed block 210 may be formed by splicing a front cover 210a and a rear cover 210b, the front cover 210a and the rear cover 210b are provided with a notch in an oblique upward direction, an extending end of the first connecting rod 114 penetrates through the notch, a penetrating portion is connected with the chuck 116, a rotating piece 211 is provided on an inner side surface of the rear cover 210b, one end of the rotating piece 211 is hinged on the rear cover 210b, the other end of the rotating piece is connected with a control pull rod 230, a locking hook 220 is hinged below the rotating piece 211, the front end of the rotating piece 211 is connected with a torsion spring, the torsion spring makes a hook head portion of the locking hook 220 surround the notch from bottom to top to form a self-locking device, when the control pull rod 230 is pulled vertically upward, the rotating piece 211 rotates around a hinged end on the rear cover 210b, the locking hook 220 rotates along with the rotation, the hook head of the locking hook 220 rotates downwards to loosen the chuck 116 of the first connecting rod 114, so as to achieve an unlocking effect, and when the control pull rod 230 is loosened, the hook head of the locking hook 220 automatically rotates upwards under the action of the torsion spring to tightly surround the chuck 116 of the first connecting rod 114, so as to achieve a locking effect. Of course, the locking device 200 may be an electronic lock or other device with locking function.

As can be seen from fig. 4 to 6, the supporting seat 300 includes two planar bases 310 and a supporting top 320, the two bases 310 are attached to the protruding portion 400, the two bases 310 are provided with the supporting top 320 facing one side of the seat cushion body, the supporting top 320 is parallel to the bases 310, two ends of the supporting top 320 are vertically provided with a connecting plate, the two bases 310 are respectively connected with the supporting top 320 through the connecting plate, the supporting top 320 is provided with a limiting notch 321 facing obliquely upward, the limiting notch 321 can be used for the second connecting rod 115 to be placed therein, the limiting notch 321 is formed by connecting two oblique straight edges and one arc edge, the arc edge forms the bottom of the limiting notch 321, the two oblique straight edges extend outward from two ends of the arc edge to the edge of the supporting top 320 to form the limiting notch 321, therefore, the width from the bottom of the limiting notch 321 to the opening part is gradually increased, the notch width of the limiting notch 321 is larger than the diameter of the second connecting rod 115 and smaller than the diameter of the chuck 116, so that the second connecting rod 115 can be placed into the limiting notch 321 along the front-back direction, and the chuck 116 limits the second connecting rod 115 not to be separated from the left-right direction.

The utility model discloses can be used to following one kind and can accomodate seat, its theory of operation as follows:

as shown in figures 1-7, the top of the backrest of the seat is connected with the top wall of the carriage through a hinge assembly, and the backrest part and the cushion part of the seat are connected through a backrest angle adjuster assembly. When a person needs to sit, the control pull rod 230 is pulled vertically upwards, the hook head of the locking hook 220 rotates downwards to be unlocked, the position of the seat cushion body is adjusted, the second connecting rod 115 falls into the limiting notch 321, the clamping head 116 of the second connecting rod extends out of the limiting notch 321, meanwhile, the clamping head 116 of the first connecting rod 114 is placed into the notch, then the control pull rod 230 is loosened, the locking hook 220 automatically rotates upwards to clamp the clamping head 116 of the first connecting rod 114, and therefore the two ends of the first connecting rod 114 are firmly fixed and do not move. Because the human body can lean against backward naturally when taking, the second connecting rod 115 is abutted against in the limiting notch, even if the cushion body can slightly shake in the left-right direction in the driving process, the second connecting rod 115 can not be separated from the limiting notch 321 because the clamping head 116 of the second connecting rod 115 is larger than the width of the limiting notch 321. When the storage space in the vehicle needs to be enlarged, the control pull rod 230 is pulled upwards, the hook head of the locking hook 220 rotates downwards to unlock the chuck 116 of the first connecting rod 114, then the seat is adjusted to rotate upwards, the first connecting rod 114 leaves the locking device 200, the second connecting rod 115 leaves the supporting seat 300, the seat cushion body and the backrest part rotate relatively in the upward rotation process, the seat cushion and the backrest are completely unfolded, the whole seat rotates to the vehicle roof around the hinged assembly at the top of the backrest, the effect that the backrest and the seat cushion are attached to the vehicle roof in a flat mode is finally achieved, and the storage space in the vehicle is greatly enlarged.

Finally, it should be noted that the above description is only a preferred embodiment of the present invention, and those skilled in the art can make various similar representations without departing from the spirit and the scope of the present invention.

Claims

1. The seat cushion supporting structure comprises a long-strip-shaped seat cushion body, wherein the seat cushion body is transversely arranged inside a carriage, and two ends of the seat cushion body are respectively close to corresponding side walls of the carriage, and the seat cushion supporting structure is characterized in that: the two side walls of the carriage are respectively provided with a locking device (200) and a supporting seat (300), and the two ends of the seat cushion body are respectively connected with the corresponding side walls of the carriage in a detachable mode through the locking devices (200) and the supporting seats (300).

2. The seat cushion support structure according to claim 1, wherein: the utility model discloses a car seat cushion, including carriage both sides wall symmetry, the outside-in of projecting part (400) is protruding, is the semicircle that suits with the wheel shape, projecting part (400) bottom with the carriage floor is connected, locking device (200) and supporting seat (300) fixed mounting are in on projecting part (400), seatpad body both ends pass through respectively locking device (200) and supporting seat (300) detachably are connected to on the projecting part (400).

3. The seat cushion support structure according to claim 2, wherein: a seat cushion framework (110) is arranged in the seat cushion body, the seat cushion framework (110) comprises a front transverse pipe (111), a rear transverse pipe (112) and two side pipes (113), the front transverse pipe (111) and the rear transverse pipe (112) are horizontally arranged in parallel, the two side pipes (113) are respectively and vertically connected to two ends of the front transverse pipe (111) and the rear transverse pipe (112), and a first connecting rod (114) and a second connecting rod (115) are fixedly arranged on each side pipe (113);

one end of the first connecting rod (114) is connected to the intersection of the side pipe (113) and the rear transverse pipe (112), and the other end of the first connecting rod (114) is connected with the locking device (200) on the corresponding side;

one end of the second connecting rod (115) is connected to the intersection of the side pipe (113) and the front transverse pipe (111), and the other end of the second connecting rod (115) is separably connected with the corresponding side support seat (300).

4. The seat cushion support structure according to claim 3, wherein: the extension ends of the first connecting rod (114) and the second connecting rod (115) are respectively provided with a clamping head (116), the diameter of each clamping head (116) is larger than that of the first connecting rod (114) and the second connecting rod (115), and the clamping heads (116) are clamped into the locking device (200) or the supporting seat (300) to prevent the first connecting rod (114) or the second connecting rod (115) from being separated.

5. The seat cushion support structure according to claim 4, wherein: the locking device (200) comprises a fixing block (210), the fixing block (210) is mounted on the protruding portion (400) close to the first connecting rod (114), a notch for placing the first connecting rod (114) is formed in the middle of the fixing block (210), the notch is formed in the direction of the oblique upper side, a locking hook (220) used for locking the first connecting rod (114) is arranged at the notch, the head portion of the locking hook (220) surrounds the notch from bottom to top, and the tail portion of the locking hook (220) is connected with a control pull rod (230);

the extending end of the first connecting rod (114) penetrates through the notch and then is connected with the clamping head (116), and the clamping head (116) prevents the first connecting rod (114) from axially falling out of the notch.

6. The seat cushion support structure according to claim 4, wherein: the supporting seat (300) comprises two planar bases (310) and a supporting top (320), two bases (310) are attached to and connected to the protruding portion (400), two bases (310) face the supporting top (320) is arranged on one side of the seat cushion body, the supporting top (320) is parallel to the bases (310), connecting plates are perpendicularly arranged at two ends of the supporting top (320), two bases (310) are respectively connected with the supporting top (320), the edge of the supporting top (320) is provided with a limiting notch (321) for the second connecting rod (115) to place, and the limiting notch (321) is arranged towards the upper oblique direction.

7. The seat cushion support structure according to claim 6, wherein: spacing breach (321) are connected by two sections oblique straight line limits and one section circular arc limit and are constituteed, the circular arc limit forms the bottom of spacing breach (321), two sections oblique straight line limit by the both ends on circular arc limit outwards extend to the edge of supporting roof (320) is in order to form spacing breach (321), the bottom of spacing breach (321) increases to the width of opening gradually.

8. The seat cushion support structure according to claim 7, wherein: the width of the limiting notch (321) is larger than the diameter of the second connecting rod (115) and smaller than the diameter of the clamping head (116).

9. The seat cushion support structure according to claim 3, wherein: the seat cushion framework (110) further comprises at least two stiffening rods (117), the stiffening rods (117) are horizontally arranged on the front transverse pipe (111) and the rear transverse pipe (112) and connected with the front transverse pipe and the rear transverse pipe, the stiffening rods (117) are parallel to the side pipes (113) and are arranged at equal division points of the front transverse pipe (111) and the rear transverse pipe (112).