CN219325774U

CN219325774U - Storage box structure of seat bottom

Info

Publication number: CN219325774U
Application number: CN202320104245.3U
Authority: CN
Inventors: 张魁; 真臻; 梁辉; 印志荣; 宋卿
Original assignee: Yanfeng International Seating Systems Co Ltd
Current assignee: Yanfeng International Seating Systems Co Ltd
Priority date: 2023-01-31
Filing date: 2023-01-31
Publication date: 2023-07-11
Anticipated expiration: 2033-01-31

Abstract

The utility model discloses a storage box structure of a seat bottom, which is arranged at the bottom of the seat and comprises the following components: storing box body, drawer apron, it still includes: a locking and unlocking mechanism installed on the side surface of the drawer body matched with the drawer opening; after the drawer body is completely inserted into the drawer accommodating cavity, the locking and unlocking mechanism locks the drawer body on the storage box body, and after the locking and unlocking mechanism is unlocked, the drawer body can be pulled out from the drawer accommodating cavity; the unlocking handle is arranged on the drawer cover plate and is in driving connection with the locking and unlocking mechanism, the locking and unlocking structure is driven to unlock, the drawer body is pulled out of the drawer accommodating cavity through the drawer cover plate, and the locking and unlocking structure can be reset to enter a to-be-locked state by loosening the unlocking handle. The utility model solves the problems that the drawer in the storage box under the existing automobile seat needs to be pulled to pull the handle in the pulling-out and withdrawing processes and the drawer is easy to shake, and has simple structure and low cost.

Description

Storage box structure of seat bottom

Technical Field

The utility model relates to the technical field of vehicle interior trim parts, in particular to a storage box structure of a seat bottom.

Background

The development of the modern automobile industry gradually goes to maturity, technological innovations are changed day by day and popular elements become diversified, and the customer group pays more and more attention to the measurement of the cost performance of the whole automobile. If the same-level vehicle type is provided with a function of increasing the storage space of the whole vehicle, the advantage of the vehicle in market competition can be greatly improved.

It is not difficult to find that the longer the service time of a car is, the more articles carried in the car can be increased independently. If enough in-vehicle accommodation space is not reserved for the inside of the automobile, the in-vehicle environment is more and more disordered. The shoe box for the automobile seat is a storage structure which is applied to part of automobile models and used for storing shoes and the like. For example:

the utility model discloses a pull type automobile seat shoe box disclosed in Chinese patent grant publication No. CN210591630U, wherein the seat shoe box is positioned between two seat frameworks, the seat shoe box comprises a shoe box body and shoe box guide rails, the two shoe box guide rails are symmetrically arranged on two sides of the shoe box body, and two ends of each shoe box guide rail are connected with the seat framework on one side; the shoe box body moves reciprocally along the shoe box guide rail through the guide rail brackets arranged on the two sides. The patent has only two arc-shaped handles, no pulling handle is used for operation, and the shoe box is easy to shake.

The utility model discloses a storage box disclosed in Chinese patent application publication number CN113829998A, which comprises a storage box cavity, a sliding rail and a locking device; the storage box cavity is connected with the sliding rail in a sliding way; the locking device is arranged between the storage box cavity and the sliding rail and comprises a connecting rod mechanism, the connecting rod mechanism is rotationally connected to the storage box cavity and is provided with a force application part and a force transmission part, and the force transmission part is locked on the sliding rail; the force application part can enable the force transmission part to be linked under the action of external force, and the force transmission part is controlled to be separated from the sliding rail so that the storage box cavity can slide relative to the sliding rail. This patent application has the problem that the handle needs to be pulled during both the drawer pulling and retracting process and the shoe box is easy to shake.

Disclosure of Invention

The utility model aims to solve the technical problems that a drawer in a storage box under an existing automobile seat needs to be pulled to easily shake no matter in the pulling-out and withdrawing processes, and provides a storage box structure of a seat bottom, which does not need to pull the handle when the drawer is withdrawn, and the storage box is not easy to shake.

To achieve the above object, a storage box structure of a seat bottom of the present utility model, which is mounted on the bottom of a seat, includes:

the storage box comprises a storage box body, wherein a drawer accommodating cavity is arranged in the storage box body, a drawer opening is formed in one side of the drawer accommodating cavity, and the other sides are in a closed state;

the drawer body is inserted into the drawer accommodating cavity from the drawer opening and can be used for extracting the drawer accommodating cavity from the drawer opening;

the drawer cover plate is arranged on the side surface of the drawer body matched with the drawer opening;

a locking and unlocking mechanism mounted on a side of the drawer body that mates with the drawer opening, the locking and unlocking mechanism being covered by the drawer cover; after the drawer body is completely inserted into the drawer accommodating cavity, the locking and unlocking mechanism locks the drawer body on the storage box body, and after the locking and unlocking mechanism is unlocked, the drawer body can be pulled out from the drawer accommodating cavity;

the unlocking handle is arranged on the drawer cover plate and is in driving connection with the locking and unlocking mechanism, the locking and unlocking structure is driven to unlock, the drawer body is pulled out of the drawer accommodating cavity through the drawer cover plate, and the locking and unlocking structure can be reset by loosening the unlocking handle; and in the process of pushing the drawer body into the drawer accommodating cavity again and locking the drawer body on the storage box body again through the locking and unlocking mechanism, the unlocking handle does not need to be pulled again.

In a preferred embodiment of the present utility model, the locking and unlocking mechanism includes:

the unlocking plate is arranged on the side surface of the drawer body matched with the drawer opening in a sliding manner, and at least one lock tongue is arranged on the unlocking plate; the position of the lock tongue corresponds to the position of a lock hole arranged on the storage box body, when the locking and unlocking mechanism is at the locking position, the lock tongue is inserted into the lock hole, and when the locking and unlocking mechanism is at the unlocking position, the lock tongue is pulled out of the lock hole;

the locking and unlocking mechanism is arranged at the locking position and the to-be-locked position, the reset pressure spring drives the unlocking plate to enter the locking state and the to-be-locked state, and the lock tongue is arranged at the locking position and is not inserted into the lock hole when in the to-be-locked state; when the locking and unlocking mechanism is at the unlocking position, the reset pressure spring is compressed and stores energy;

the unlocking pin is arranged on the unlocking handle in a sliding manner and can be driven to move by the unlocking handle to drive the unlocking plate to move towards the unlocking direction when the unlocking handle is unlocked and pulled; after the unlocking handle is loosened, the unlocking pin slides to a to-be-unlocked state relative to the unlocking handle by means of driving of the unlocking plate.

In a preferred embodiment of the utility model, an unlocking inclined plane is arranged on the unlocking plate at a position corresponding to the unlocking pin, the unlocking pin is in contact with the unlocking inclined plane, and when the unlocking handle is unlocked and pulled, the unlocking pin drives the unlocking plate to move towards the unlocking direction through the unlocking inclined plane; after the unlocking handle is loosened, the unlocking pin slides to a to-be-unlocked state relative to the unlocking handle by means of driving of the unlocking inclined plane.

In a preferred embodiment of the utility model, a limiting part for limiting the unlocking pin to the position to be unlocked is arranged on the unlocking plate, and the unlocking pin is limited to the position to be unlocked by means of the limiting part.

In a preferred embodiment of the present utility model, a first guiding inclined plane is disposed at a position of the storage box body corresponding to the locking hole, and the first guiding inclined plane can force the unlocking plate to move into a state to be locked through the locking bolt.

In a preferred embodiment of the utility model, a second guiding inclined plane is arranged at the edge of the lock hole, and the lock tongue is inserted into the lock hole from a state to be locked to a locked state through the second guiding inclined plane.

In a preferred embodiment of the utility model, a third guide inclined surface is arranged on the lock tongue, and the third guide inclined surface cooperates with the first guide inclined surface to force the unlocking plate to move into a state to be locked; the third guide inclined surface is matched with the second guide inclined surface, so that the lock tongue enters a locking state from a state to be locked and is inserted into the lock hole.

In a preferred embodiment of the utility model, a chute is provided on the unlocking handle, through which chute the unlocking pin passes and can slide in.

In a preferred embodiment of the utility model, the unlocking handle is hinged on the drawer cover plate through an unlocking handle pin shaft; the unlocking hand pin shaft is sleeved with a torsion spring, one end of the torsion spring acts on the drawer cover plate, the other end of the torsion spring acts on the unlocking handle, when the unlocking handle is unlocked and rotated, the torsion spring stores energy, the unlocking handle is loosened, and the torsion spring drives the unlocking handle to reset to a position to be unlocked.

In a preferred embodiment of the utility model, a track groove is formed on the drawer cover plate, the track groove forms a certain angle with the sliding groove, the unlocking pin extends into the track groove, and the track groove and the sliding groove limit the movement track of the unlocking pin together.

In a preferred embodiment of the utility model, at least one sliding groove is arranged on at least one cavity surface of the drawer accommodating cavity, a sliding part is arranged on the drawer body, the sliding part is slidingly embedded in the sliding groove, and the drawer body is pulled out or inserted into the drawer accommodating cavity through the sliding of the sliding part in the sliding groove.

In a preferred embodiment of the present utility model, at least one limiting spring element is disposed on at least one cavity surface of the drawer accommodating cavity, and the limiting spring element pretensions the other two directions of the drawer body perpendicular to the extraction direction of the drawer body, so as to eliminate gaps between the drawer body and the other two directions of the storage box body perpendicular to the extraction direction of the drawer body, and prevent the drawer body from shaking.

In a preferred embodiment of the utility model, the limit spring element is inserted into the slot and pretensions the sliding part in two other directions perpendicular to the extraction direction of the drawer body.

In a preferred embodiment of the present utility model, the limit spring element includes a limit spring element body, and a first limit spring and a second limit spring, where the first limit spring and the second limit spring are disposed on a portion of the limit spring element body embedded in the chute, and the first limit spring pretensions a first direction of the sliding member perpendicular to an extraction direction of the drawer body, and the second limit spring pretensions a second direction of the sliding member perpendicular to the extraction direction of the drawer body, and the first direction and the second direction are two directions perpendicular to each other and simultaneously perpendicular to the extraction direction of the drawer body.

Due to the adoption of the technical scheme, the utility model solves the problems that the drawer in the storage box under the existing automobile seat needs to be pulled to pull the handle in the pulling-out and withdrawing processes and the drawer is easy to shake, and has simple structure and low cost.

Drawings

FIG. 1 is a schematic view of a drawer body fully inserted into a drawer receiving cavity in a storage box body of a seat according to the present utility model.

Fig. 2 is a schematic view of the structure of the storage box of the seat according to the present utility model, in which the drawer body is drawn out from the drawer accommodating cavity in the storage box body.

Fig. 3 is an exploded view of the structure of the storage box of the seat according to the present utility model.

Fig. 4 is a schematic view showing an unlocking handle in a locked state in the structure of the storage box of the seat.

Fig. 5 is an enlarged schematic view at I of fig. 4.

Fig. 6 is a schematic view of an unlocking handle in the structure of the storage box of the seat in an unlocking state.

Fig. 7 is an enlarged schematic view at I of fig. 6.

Fig. 8 is a schematic diagram illustrating installation of a limiting spring element in the structure of the storage box of the seat according to the present utility model.

Fig. 9 is a cross-sectional view A-A of fig. 8.

Fig. 10 is a B-B cross-sectional view of fig. 8.

Fig. 11 is a schematic structural view of a limiting spring element in the structure of the storage box of the seat of the present utility model.

Fig. 12 is a schematic view of an unlocking plate in the structure of the storage box of the seat according to the present utility model in an unlocked state and a to-be-locked state.

Fig. 13 is a cross-sectional view of A-A of fig. 12.

Fig. 14 is a front view showing a drawer body in a closed state in the structure of the seat storage box of the present utility model.

Fig. 15 is a cross-sectional view A-A of fig. 14.

Fig. 16 is a B-B cross-sectional view of fig. 14.

Fig. 17 is a front view showing a drawer body in an opened state in the structure of the seat storage box of the present utility model.

Fig. 18 is a C-C cross-sectional view of fig. 17.

Fig. 19 is a D-D sectional view of fig. 17.

Detailed Description

The utility model is further described below with reference to the drawings and detailed description.

Referring to fig. 1-3, a seat bottom magazine structure is shown that is mounted to the bottom of a seat (the seat is not shown in the figures, but one skilled in the art would be fully aware of how the magazine structure would be mounted to the bottom of a seat).

The storage box structure mainly comprises: the storage box body 100, the drawer body 200, the locking and unlocking mechanism 300, the drawer cover 400, the unlocking handle 500 and four limit spring elements 600 (of course, the limit spring elements 600 are not limited to four and can be any number).

A drawer accommodating chamber 110 is provided in the storage box body 100, and the drawer accommodating chamber 110 is provided with a drawer opening 111 at only one side and the other sides are in a closed state, so that the drawer body 200 is conveniently inserted into the drawer accommodating chamber 110 from the drawer opening 111 and the drawer body 200 can be extracted from the drawer opening 111. The top plate 130 of the storage box body 100 is fixed at the bottom of the seat through a fastener 131, and a storage box gasket 700 is buckled on the inner surface of the bottom plate 120 of the storage box body 100.

The drawer cover 400 may be fastened or fastened to the side 210 of the drawer body 200 that mates with the drawer opening 111, so as to cover the locking and unlocking mechanism 300 mounted to the side 210 of the drawer body 200 that mates with the drawer opening 111, thereby making the overall storage box structure attractive in appearance.

The lock and unlock mechanism 300 includes an unlock plate 310, a pair of return compression springs 320, and an unlock pin 330.

The unlocking plate 310 is slidably disposed on the side 210 of the drawer body 200 that cooperates with the drawer opening 111, specifically: a pair of unlocking plate sliding rails 211 are arranged on the side surface 210 matched with the drawer opening 111 in the drawer body 200 in parallel, and a pair of unlocking plate sliding grooves 311 are arranged on the unlocking plate 310, so that the unlocking plate 310 can be arranged on the side surface 210 matched with the drawer opening 111 in the drawer body 200 in a sliding manner after the pair of unlocking plate sliding rails 211 are respectively inserted into the pair of unlocking plate sliding grooves 311.

The pair of reset compression springs 320 are also respectively arranged in the pair of unlocking plate sliding grooves 311, the upper end of each reset compression spring 320 acts on the unlocking plate sliding rail 211, the lower end of each reset compression spring 320 acts on the bottom of the unlocking plate sliding groove 311, thus the reset compression springs 320 can drive the unlocking plate 310 to move from the unlocking position to the locking position or the position to be locked, and when the unlocking plate 310 is in the unlocking position, the reset compression springs 320 are compressed to be in an energy storage state.

A pair of locking bolts 312 (of course, only one locking bolt 312 or more than two locking bolts 312 may be disposed) are disposed in parallel at the bottom of the unlocking plate 310, and the positions of the locking bolts 312 correspond to the positions of locking holes 121 disposed on the bottom plate 120 in the storage box body 100, and the number of locking holes 121 is equal to the number of locking bolts 312. When the locking and unlocking mechanism 300 is in the locking position, the lock tongue 312 is inserted into the corresponding lock hole 121, and when the locking and unlocking mechanism 300 is in the unlocking position, the lock tongue 312 is pulled out of the lock hole 121.

In addition, in order to maintain the movement stability of the unlocking plate 310, a pair of latch passing holes 222 corresponding to the latch 312 are provided in the bottom plate 220 of the drawer body 200, and the latch 312 is inserted into the latch hole 121 through the latch passing holes 222.

A pair of unlocking slopes 313 are provided in parallel at positions corresponding to both ends of the unlocking pin 330 at the upper portion of the unlocking plate 310 (of course, only one unlocking slope 313 may be provided). The upper portion of the unlocking slope 313 is inclined toward the drawer cover 300. The unlocking pin 330 contacts with the unlocking slope 313, and when the unlocking handle 500 is pulled in the unlocking counterclockwise direction, the unlocking handle 500 drives the unlocking pin 330 to press inwards, and the unlocking plate 310 is driven to move upwards, namely, in the unlocking direction, through the unlocking slope 313. After releasing the unlocking handle 500, the unlocking pin 330 slides to the unlocking state by the driving of the unlocking slope 313.

In addition, the unlocking plate 310 is provided with a limiting portion 314 for limiting the unlocking pin 330 to the unlocking position, and the limiting portion 314 may be one or a pair, and if a pair is provided, the limiting portion 314 may be provided at an upper portion of the unlocking slope 313. The unlocking pin 330 is restricted to the to-be-unlocked position by means of the restricting portion 314, preventing the unlocking pin 330 from being separated from the unlocking plate 310.

Referring to fig. 12 and 13, in order to enable the latch bolt 312 to smoothly enter the drawer accommodating cavity 110 and be located above the latch hole 121 so that the latch bolt 312 is in a state to be locked, guide inclined planes 121b (the aforementioned first guide inclined planes) are provided at positions of the storage box body 100 corresponding to the latch hole 121, the number and positions of the guide inclined planes 121b correspond to those of the latch hole 121, and the guide inclined planes 121b can force the unlocking plate 310 to move upward into the state to be locked through the latch bolt 312.

Meanwhile, in order to smoothly insert the lock tongue 312 into the lock hole 121, a guide slope 121a (the aforementioned second guide slope) is provided at an edge of the lock hole 121, and the lock tongue 312 is inserted into the lock hole 121 from a state to be locked into a locked state by the guide slope 121 a.

Further, a guide inclined surface 312a (the aforementioned third guide inclined surface) is provided on the lock tongue 312, and the guide inclined surface 312a cooperates with the guide inclined surface 121b to force the unlocking plate 310 to move upward into the state to be locked; the guide inclined surface 312a also cooperates with the guide inclined surface 121a so that the lock tongue 312 is inserted into the lock hole 121 from the state to be locked into the locked state.

Referring to fig. 4, 5, 6, 7 and 14 to 19, the unlocking handle 500 is hinged on the drawer cover 400 through an unlocking handle pin 510, a torsion spring 520 is sleeved on the unlocking handle pin 510, one end of the torsion spring 520 acts on the drawer cover 400, the other end acts on the unlocking handle 500, when the unlocking handle 500 is unlocked and rotated, the torsion spring 520 stores energy, the unlocking handle 500 is released, and the torsion spring 520 drives the unlocking handle 500 to reset to the to-be-unlocked position.

The unlocking handle 500 has a pair of unlocking claws 530 (of course, one may be provided) arranged in parallel, a slide groove 531 is provided in the unlocking claw 530, and the unlocking pin 330 passes through the slide groove 531 and is capable of sliding in the slide groove 531. Both ends of the slide groove 531 are closed to limit the movement range of the unlocking pin 330.

Referring to fig. 1 to 7 and 14 and 19, after the drawer body 200 is completely inserted into the drawer accommodating chamber 110, the unlocking plate 310 of the locking and unlocking mechanism 300 moves downward under the action of the return spring 320, so that the locking tongue 312 is inserted into the locking hole 121, locking the drawer body 200 to the storage box body 100.

When the drawer body 200 needs to be pulled out, the unlocking handle 500 is rotated anticlockwise first, the unlocking claw 530 in the unlocking handle 500 drives the unlocking pin 330 to press against the unlocking inclined plane 313, the unlocking plate 310 is driven to move upwards, namely in the unlocking direction, through the unlocking inclined plane 313, the return spring 320 is compressed to store energy, and the lock tongue 312 is enabled to withdraw from the lock hole 121. After the lock tongue 312 completely exits the lock hole 121, the drawer body 200 can be pulled out after unlocking between the unlocking plate 310 and the storage box body 100 is completed. At this point the torsion spring 520 stores energy.

After the drawer body 200 is withdrawn, the unlocking handle 500 is released, and the unlocking handle 500 is reset by the torsion spring 520. Simultaneously, the unlocking plate 310 in the locking and unlocking mechanism 300 moves downwards to a state to be locked under the action of the return spring 320, and the unlocking inclined surface 313 in the unlocking plate 310 drives the unlocking pin 330 to return to the state to be unlocked through friction force.

In order to smoothly draw the drawer body 200 out of the drawer accommodating chamber 110 of the cartridge body 100, a pair of slide grooves 112a are provided on the inner surface of the bottom plate 120 of the cartridge body 100, that is, the bottom surface 112 of the drawer accommodating chamber 110, and a pair of slide members 221 are provided on the outer surface of the bottom plate 220 of the drawer body 200. The sliding member 221 has an L-shaped cross section, and the chute 112a has an L-shape. The sliding member 221 is inserted into the slide groove 112a and can slide in the slide groove 112a, and the drawer body 200 is withdrawn or inserted into the drawer accommodating chamber 110 by a slide rail mechanism.

In order to move the unlocking pin 330 in a certain movement track, a track groove 410 is provided on the drawer cover 400, the track groove 410 forms a certain angle with the sliding groove 531, the unlocking pin 330 extends into the track groove 410, and the movement track of the unlocking pin 330 is limited by the track groove 410 and the sliding groove 531 together (see fig. 15, 16, 18 and 19).

Referring to fig. 8 to 10, in order to solve the shake problem of the drawer body 20, four or more limit dome elements 600 are symmetrically disposed on the inner surface of the bottom plate 120 of the storage box body 100, i.e., the bottom cavity surface 112 of the drawer accommodating cavity 110, and each limit dome element 600 is embedded into the sliding groove 112a. If the drawing direction of the drawer body 200 is set to be the X direction, the four limit spring elements 600 pre-tighten the Y direction and the Z direction of the drawer body 200, so as to eliminate the 0.3mm gap between the drawer body 200 and the storage box body 100 in the Y direction and the Z direction, and prevent the drawer body 200 from shaking.

Referring to fig. 11, the spacing spring element 600 includes a spacing spring element body 610 and spacing springs 620, 630 (the aforementioned first spacing spring and second spacing spring), the spacing springs 620, 630 are disposed on a portion 611 of the spacing spring element body 610 embedded in the chute 112a, wherein the spacing spring 620 pre-tightens the Z direction (the aforementioned first direction) of the sliding component 221, and the spacing spring 630 pre-tightens the Y direction (the aforementioned second direction) of the sliding component 221, so as to eliminate 0.3mm gaps between the drawer body 200 and the storage box body 100 in the Y direction and the Z direction.

Claims

1. A seat bottom storage box structure mounted to a bottom of a seat, comprising:

the drawer cover plate is arranged on the side surface of the drawer body matched with the drawer opening; characterized by further comprising:

2. A seat bottom magazine structure as set forth in claim 1, wherein said locking and unlocking mechanism includes:

the locking and unlocking mechanism is arranged at the locking position and the to-be-locked position, the reset pressure spring drives the unlocking plate to enter the locking state and the to-be-locked state, and the lock tongue is arranged at the locking position and is not inserted into the lock hole at the moment; when the locking and unlocking mechanism is at the unlocking position, the reset pressure spring is compressed and stores energy;

3. The storage box structure of the seat bottom according to claim 2, wherein an unlocking inclined plane is arranged on the unlocking plate at a position corresponding to the unlocking pin, the unlocking pin is in contact with the unlocking inclined plane, and when the unlocking handle is unlocked and pulled, the unlocking pin drives the unlocking plate to move towards the unlocking direction through the unlocking inclined plane; after the unlocking handle is loosened, the unlocking pin slides to a to-be-unlocked state relative to the unlocking handle by means of driving of the unlocking inclined plane.

4. A storage box structure for a seat bottom according to claim 3, wherein a restricting portion for restricting the unlocking pin to a position to be unlocked is provided on the unlocking plate, and the unlocking pin is restricted to the position to be unlocked by means of the restricting portion.

5. The seat bottom storage box structure according to claim 4, wherein a first guide inclined surface is arranged at a position of the storage box body corresponding to the lock hole, and the first guide inclined surface can force the unlocking plate to move into a state to be locked through the lock tongue.

6. A seat bottom magazine structure as defined in claim 5, wherein a second guide slope is provided at an edge of said lock hole, said lock tongue being inserted into said lock hole from a state to be locked into a locked state by said second guide slope.

7. A seat bottom magazine structure as defined in claim 6, wherein a third guide ramp is provided on said latch tongue, said third guide ramp cooperating with said first guide ramp to urge said unlocking plate into a to-be-locked condition; the third guide inclined surface is matched with the second guide inclined surface, so that the lock tongue enters a locking state from a state to be locked and is inserted into the lock hole.

8. A seat bottom magazine structure as defined in claim 1, wherein a chute is provided in said unlocking handle, said unlocking pin passing through and being slidable within said chute.

9. The seat bottom storage box structure of claim 8, wherein said unlocking handle is hinged to said drawer cover by an unlocking handle pin; the unlocking hand pin shaft is sleeved with a torsion spring, one end of the torsion spring acts on the drawer cover plate, the other end of the torsion spring acts on the unlocking handle, when the unlocking handle is unlocked and rotated, the torsion spring stores energy, the unlocking handle is loosened, and the torsion spring drives the unlocking handle to reset to a position to be unlocked.

10. The storage box structure of the seat bottom according to claim 9, wherein a track groove is formed in the drawer cover plate, the track groove forms an angle with the sliding groove, the unlocking pin extends into the track groove, and the track groove and the sliding groove limit the movement track of the unlocking pin together.

11. A seat bottom magazine structure as claimed in any one of claims 1 to 10, wherein at least one slide slot is provided in at least one face of the drawer accommodating chamber, a slide member is provided in the drawer body, the slide member is slidably inserted into the slide slot, and the drawer body is withdrawn from or inserted into the drawer accommodating chamber by sliding the slide member in the slide slot.

12. The storage box structure of the seat bottom of claim 11, wherein at least one limiting spring element is configured on at least one cavity surface of the drawer accommodating cavity, and the limiting spring element pretensions the other two directions of the drawer body perpendicular to the drawing direction of the drawer body so as to eliminate gaps between the drawer body and the other two directions of the storage box body perpendicular to the drawing direction of the drawer body and prevent the shaking of the drawer body.

13. A seat bottom magazine structure as defined in claim 12, wherein said retention spring element is embedded in said channel to pre-tension said slide member in two other directions perpendicular to the direction of extraction of said drawer body.

14. The storage box structure of a seat bottom according to claim 13, wherein the limit spring element comprises a limit spring element body and a first limit spring and a second limit spring, the first limit spring and the second limit spring are disposed on a portion of the limit spring element body embedded in the chute, the first limit spring pre-tightens a first direction of the sliding component perpendicular to an extraction direction of the drawer body, and the second limit spring pre-tightens a second direction of the sliding component perpendicular to the extraction direction of the drawer body, and the first direction and the second direction are two directions perpendicular to each other and perpendicular to the extraction direction of the drawer body.