CN219257125U - Seat slide rail structure and automobile floor - Google Patents

Abstract

The application discloses seat slide rail structure, including movable seat and slide rail, the movable seat slidable ground sets up in the slide rail, be equipped with the rack in the slide rail, be equipped with drive arrangement and drive gear on the movable seat, drive arrangement with drive gear transmission is connected, drive gear with the rack meshing drives the movable seat with slide rail relative slip, be equipped with between movable seat and the slide rail and be used for absorbing the movable seat with the bradyseism subassembly of vibrations between the slide rail. The application also discloses an automobile floor. According to the sliding seat, abnormal sound and shaking of the movable seat during sliding can be reduced, and user experience is improved.

Description

Seat slide rail structure and automobile floor

Technical Field

The application relates to the technical field of automobile parts, in particular to a seat slide rail structure and an automobile floor.

Background

With the increasing attention of the automobile market to riding comfort, MPV models which can provide larger space for passengers are popular, and the market share of the MPV models rises year by year. The automobile seat slide rail structure is arranged at the bottom of the seat, the front and back positions of the seat can be adjusted according to the requirements of users, and the long slide rail can better exert the advantage of large MPV space and provide more schemes for the whole automobile arrangement.

Currently, long sliding rails on the market generally need to be unlocked and moved manually, or adopt an electric locking and manual moving mode. At present, an electric sliding rail in the prior art is generally realized by a motor driving nut to rotate on a screw rod, and obvious shaking and abnormal sound problems can occur along with the increase of the stroke due to the deflection limitation of the screw rod.

Therefore, it is necessary to design a seat slide rail structure and an automobile floor capable of eliminating abnormal noise and vibration on a long slide rail.

Disclosure of Invention

An object of the application is to overcome the not enough of prior art, provide a seat slide rail structure and car floor, can reduce the abnormal sound and rocking of movable seat when sliding, improve user's use experience.

The technical scheme of this application provides a seat slide rail structure, including movable seat and slide rail, the movable seat slidable ground sets up in the slide rail, be equipped with the rack in the slide rail, be equipped with drive arrangement and drive gear on the movable seat, drive arrangement with drive gear transmission is connected, drive gear with the rack meshing drives the movable seat with slide rail relative slip, be equipped with between movable seat and the slide rail and be used for absorbing the movable seat with the bradyseism subassembly of vibrations between the slide rail.

Preferably, the two sides of the sliding rail are provided with first cavities, the two sides of the movable seat are provided with second flanges extending outwards, and the cushioning component is connected with the second flanges and is movably arranged in the first cavities.

Preferably, the sliding rail comprises a first connecting plate and a first side plate, the first side plate is connected to two sides of the first connecting plate, a first flanging is arranged on the inner side of the first side plate in an inward extending mode, and a first cavity is formed between the first flanging and the first side plate.

Preferably, the second flanging comprises a second transverse plate and a second vertical plate, the second transverse plate is connected with the second vertical plate and the side wall of the movable seat, the first flanging comprises a first transverse plate and a first vertical plate, the first transverse plate is connected with the first side plate and the first vertical plate, an opening is formed between the first vertical plate and the first connecting plate, the second transverse plate penetrates through the opening and stretches into the first cavity, the second vertical plate is positioned in the first cavity, and the cushioning component is connected to the second vertical plate.

Preferably, a guide wheel is further arranged between the movable seat and the sliding rail, the guide wheel is rotationally connected to the second vertical plate, and the guide wheel is arranged in the first cavity.

Preferably, the cushioning component comprises a base, an elastic piece and a ball, wherein a mounting hole is formed in the base, the ball is movably arranged in the mounting hole, at least part of the ball is positioned outside the mounting hole and abuts against the top surface of the first cavity, and the elastic piece is arranged between the bottom of the ball and the bottom of the mounting hole.

Preferably, the base is provided with an inclined surface, the mounting hole is provided with a communication port, the communication port is arranged on the inclined surface, at least part of the ball is positioned outside the communication port, and at least part of the ball is propped against the top surface of the first cavity and the side surface of the first cavity.

Preferably, the movable seat is further provided with a transmission assembly, the transmission assembly comprises a worm, the worm is meshed with the driving gear, and the output end of the driving device is connected with the worm and drives the worm to rotate.

Preferably, the movable seat comprises a second connecting plate and second side plates, the second side plates are connected to two sides of the second connecting plate, and the outer sides of the second side plates are propped against the first turnup edges.

The utility model also discloses an automobile floor comprising the seat slide rail structure.

After the technical scheme is adopted, the method has the following beneficial effects:

in this application, drive the gear action through adopting drive arrangement, and drive gear and rack engagement, thereby drive movable seat slides along the rack direction, and then overcome the length increase that leads to the slide rail because lead screw deflection restriction problem in traditional lead screw driven mode and produce and rock and abnormal sound problem, this application has still set up the cushioning subassembly between movable seat and slide rail simultaneously, can absorb the vibrations that produce when movable seat and slide rail relative slip through the cushioning subassembly, thereby make movable seat can slide on the slide rail more steadily, reduce rocking and abnormal sound, improve user experience.

Drawings

The disclosure of the present application will become more readily understood with reference to the accompanying drawings. It should be understood that: the drawings are for illustrative purposes only and are not intended to limit the scope of the present application. In the figure:

FIG. 1 is a schematic view of a seat track structure in one embodiment of the present utility model;

FIG. 2 is a schematic view of a slide rail according to one embodiment of the present utility model;

FIG. 3 is a schematic view of a movable seat in one embodiment of the utility model;

FIG. 4 is an exploded view of the movable seat of the present utility model in one embodiment;

FIG. 5 is a schematic illustration of the connection of a drive gear to a rack in one embodiment of the utility model;

FIG. 6 is a schematic view of a cushioning assembly according to one embodiment of the present utility model.

Reference numeral control table:

movable base 1:

the second cavity 10, the driving device 11, the guide wheel 13, the second connecting plate 14, the second side plate 15, the driving gear 17 and the transmission assembly 18;

the damping member 12, the seat 121, the mounting hole 1211, the inclined surface 1212, the ball 122, and the elastic member 123;

second flange 16, second cross plate 161, second riser 162, gap 163;

slide rail 2:

the first cavity 20, the rack 21, the first flange 22, the first transverse plate 221, the first vertical plate 222, the installation space 23, the first connecting plate 24 and the first side plate 25.

Detailed Description

Specific embodiments of the present application are further described below with reference to the accompanying drawings.

It is easy to understand that, according to the technical solution of the present application, those skilled in the art may replace various structural manners and implementation manners without changing the true spirit of the present application. Accordingly, the following detailed description and drawings are merely illustrative of the present application and are not intended to be exhaustive or to be limiting of the application.

Terms of orientation such as up, down, left, right, front, rear, front, back, top, bottom, etc. mentioned or possible to be mentioned in the present specification are defined with respect to the configurations shown in the drawings, which are relative concepts, and thus may be changed according to different positions and different use states thereof. These and other directional terms should not be construed as limiting terms. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between the two components. The above-described specific meanings belonging to the present application are understood as appropriate by those of ordinary skill in the art.

In one embodiment of the utility model, as shown in fig. 1-5, a seat slide rail structure is disclosed, the seat slide rail structure comprises a movable seat 1 and a slide rail 2, the movable seat 1 is slidably arranged in the slide rail 2, a rack 21 is arranged in the slide rail 2, a driving device 11 and a driving gear 17 are arranged on the movable seat 1, the driving device 11 is in transmission connection with the driving gear 17, the driving gear 17 is meshed with the rack 21 and drives the movable seat 1 to slide relatively with the slide rail 2, and a cushioning component 12 for absorbing vibration between the movable seat 1 and the slide rail 2 is arranged between the movable seat 1 and the slide rail 2.

Further, the sliding rail 2 is arranged along a straight line, correspondingly, the rack 21 arranged in the sliding rail 2 is a straight rack 21 arranged along the length direction of the sliding rail 2, and the rack 21 is fixedly connected to the middle part of the sliding rail 2. The length of the slide rail 2 and the rack 21 can be extended or shortened according to actual requirements. Specifically, a mounting hole is provided in the rack 21, and the rack 21 is fixed to the slide rail 2 by a screw. In addition, the driving device 11 may be a motor, and the driving device 11 may drive the driving gear 17 to rotate, so as to drive the movable seat 1 to slide along the sliding rail 2.

In this application, the driving device 11 may be a motor, and the driving device 11 drives the driving gear 17 to rotate, where the driving gear 17 is rotationally connected to the movable seat 1 and meshed with the rack 21, and when the driving gear 17 rotates, the driving gear 17 can drive the movable seat 1 to move along the rack 21. Through this kind of driven mode, can increase the length of slide rail 2 according to actual demand, correspondingly only need increase the length of rack 21 can, for among the prior art through lead screw driven mode, this kind of mode can not be limited by the amount of deflection of lead screw, consequently can set up the longer slide rail 2 of length more conveniently, and can not receive the amount of deflection to restrict to appear rocking and abnormal sound problem because of length increase. In addition, in this application, through set up cushioning subassembly 12 between movable seat 1 and slide rail 2, absorb the produced vibrations of movable seat 1 when sliding on slide rail 2 through cushioning subassembly 12 to can make movable seat 1 activity more steady, and reduce rocking and abnormal sound between movable seat 1 and the slide rail 2, improve user experience.

In some embodiments of the present utility model, as shown in fig. 2, a first cavity 20 is disposed on two sides of the sliding rail 2, a second flange 16 extending outwards is disposed on two sides of the movable seat 1, the cushioning component 12 is connected to the second flange 16, and the cushioning component 12 is movably disposed in the first cavity 20.

Further, the two first cavities 20 are respectively arranged along the length direction of the sliding rail 2, the two first cavities 20 are respectively arranged on two opposite inner side surfaces of the sliding rail 2, and the two second flanges 16 are respectively extended outwards on two sides of the movable seat 1, wherein the second flanges 16 are positioned in the first cavities 20, i.e. the cushioning component 12 arranged on the second flanges 16 is also positioned in the first cavities 20. When the movable seat 1 slides along the sliding rail 2, the second flange 16 and the buffer member 12 can move in the first cavity 20. Wherein, the cushioning component 12 is propped against the inside of the first cavity 20, when vibration is generated between the movable seat 1 and the sliding rail 2, the vibration can be absorbed through the cushioning component 12, so that the movable seat 1 is more stable in the sliding process, and the shaking and abnormal sound between the movable seat 1 and the sliding rail 2 can be reduced.

Still further, as shown in fig. 2, the first cavity 20 is open at both ends, and when the shock absorbing member 12 is mounted, the second flange 16 and the shock absorbing member 12 can be mounted in the first cavity 20 through the open openings at both ends of the first cavity 20.

In some embodiments of the present utility model, the sliding rail 2 includes a first connecting plate 24 and a first side plate 25, the first side plate 25 is connected to two sides of the first connecting plate 24, the inner side of the first side plate 25 is extended inward to form a first flange 22, and a first cavity 20 is formed between the first flange 22 and the first side plate 25.

Further, as shown in fig. 2, two sets of first side plates 25 are disposed in parallel, and the first side plates 25 are perpendicular to the first connecting plate 24, and the first connecting plate 24 and the two sets of first side plates 25 form a sliding rail 2 with a U-shaped cross section. A first flange 22 is provided on each of the inner sides of the two first side plates 25, the first flanges 22 extending inwardly. The two first flanges 22 are provided with a mounting space 23, the rack 21 is arranged in the mounting space 23, the distance between the two first flanges 22 is larger than the width of the rack 21, the movable seat 1 is slidably arranged in the mounting space 23, and the driving gear 17 arranged on the movable seat 1 can be meshed with the rack 21 in the mounting space 23, so that the movable seat 1 is driven to slide along the sliding rail 2.

Wherein the first connecting plate 24, the first side plate 25 and the first flange 22 are integrally formed.

Still further, as shown in fig. 1, the width of the installation space 23 is slightly larger than the width of the movable seat 1, so that the Y-direction gap of the movable seat 1 in the installation space 23 is smaller, thereby reducing the shake of the movable seat 1 along the Y-direction, and reducing abnormal noise.

In some embodiments of the present utility model, as shown in fig. 3, the second flange 16 includes a second transverse plate 161 and a second vertical plate 162, the second transverse plate 161 connects the second vertical plate 162 and a side wall of the movable seat 1, as shown in fig. 2, the first flange 22 includes a first transverse plate 221 and a first vertical plate 222, the first transverse plate 221 connects the first side plate 25 and the first vertical plate 222, an opening is formed between the first vertical plate 222 and the first connecting plate 24, the second transverse plate 161 passes through the opening and extends into the first cavity 20, the second vertical plate 162 is located in the first cavity 20, and the cushioning component 12 is connected to the second vertical plate 162.

Further, as shown in fig. 2, the first side plates 25 and the first vertical plates 222 are perpendicular to each other, the first vertical plates 222 and the first side plates 25 are parallel to each other, one end of the first transverse plate 221 is connected to the upper end of the first side plate 25, the first vertical plates 222 are connected to the other end of the first transverse plate 221 and extend downwards along the Z direction, the Z direction length of the first vertical plates 222 is smaller than the Z direction length of the first side plates 25, and therefore an opening is formed between the first vertical plates 222 and the first connecting plate 24, and the opening is communicated with the first cavity 20. The second transverse plate 161 and the second vertical plate 162 are mutually perpendicular, the second vertical plate 162 is parallel to the side surface of the movable seat 1, one end of the second transverse plate 161 is connected to the lower end of the movable seat 1, the second vertical plate 162 is connected to the other end of the second transverse plate 161 and extends upwards along the Z direction, the second transverse plate 161 can extend into the first cavity 20 through the opening, and the second vertical plate 162 can extend upwards along the Z direction and extend into the first cavity 20. Wherein, owing to the both sides of guide rail all are provided with first cavity 20, can play Y ascending spacing to movable seat 1 after the second turn-ups 16 of movable seat 1 both sides are loaded into first cavity 20 to can reduce movable seat 1 and shake in Y ascending, and can further absorb Z to vibrations through the bradyseism subassembly 12 that sets up on second turn-ups 16, thereby make holistic rocking and abnormal sound reduce.

In some embodiments of the present utility model, as shown in fig. 3, a guide wheel 13 is further disposed between the movable seat 1 and the sliding rail 2, the guide wheel 13 is rotatably connected to the second riser 162, and the guide wheel 13 is disposed in the first cavity 20.

Further, as shown in fig. 3, the rotation axis of the guide wheel 13 is perpendicular to the second riser 162, the guide wheel 13 can be supported on the first connecting plate 24, and the relative friction of the movable seat 1 when the sliding rail 2 slides can be reduced through the guide wheel 13, so that the movable seat 1 can slide more stably and abnormal noise can be reduced.

Optionally, the diameter of the guide wheel 13 is slightly smaller than or equal to the Z-direction height of the first cavity 20, the upper end of the guide wheel 13 abuts against the top surface of the first cavity 20, and the lower end of the guide wheel 13 abuts against the bottom surface of the first cavity 20, so that the Z-direction movement of the movable seat 1 can be limited, and shaking is reduced.

Generally, the diameter of the guide wheel 13 is smaller than the Z-direction height of the first cavity 20, the lower end of the guide wheel 13 is propped against the bottom surface of the first cavity 20, the cushioning component 12 is propped against the top surface of the first cavity 20, the guide wheel 13 can not be separated from the bottom surface of the first cavity 20 through the cushioning component 12, and meanwhile, the cushioning component 12 can deform, so that even if the first cavity 20 deforms, the movable seat 1 is not easy to be blocked, and cannot slide on the slide rail 2.

In some embodiments of the present utility model, as shown in fig. 6, the cushioning member 12 includes a base 121, an elastic member 123 and balls 122, wherein a mounting hole 1211 is provided on the base 121, the balls 122 are movably disposed in the mounting hole 1211, at least a portion of the balls 122 is located outside the mounting hole 1211 and abuts against the top surface of the first cavity 20, and the elastic member 123 is disposed between the bottom of the balls 122 and the bottom of the mounting hole 1211.

Further, as shown in fig. 6, a notch 163 is provided on the second riser 162, the notch 163 is provided with an installation plate extending outwards, the seat 121 is connected to the installation plate, the installation hole 1211 is provided along the Z direction, the diameter of the installation hole 1211 is slightly larger than that of the ball 122, so that the ball 122 can slide along the installation hole 1211, the installation hole 1211 is a blind hole, the elastic member 123 is a spring, the elastic member 123 is provided in the installation hole 1211, the upper end of the elastic member 123 contacts with the ball 122, so that the ball 122 can slide up and down along the installation hole 1211, and can rotate, and the ball 122 is kept against the top surface of the first cavity 20 under the elastic force of the elastic member 123. When the vibration in the Z direction occurs, the elastic member 123 is compressed and can absorb the vibration in the Z direction, thereby reducing shaking and abnormal sound. Further, since the balls 122 are capable of rotating, when the movable seat 1 slides on the slide rail 2, rolling friction is generated between the balls 122 and the slide rail 2, and abnormal noise and vibration can be reduced.

In some embodiments of the present utility model, as shown in fig. 6, the base 121 is provided with an inclined surface 1212, the mounting hole 1211 has a communication port provided on the inclined surface 1212, at least part of the ball 122 is located outside the communication port, and at least part of the ball 122 abuts against the top surface of the first cavity 20 and the side surface of the first cavity 20.

Here, since the ball 122 partially abuts against the first cross plate 221 and the ball 122 partially abuts against the first vertical plate 222, the ball 122 can absorb both Z-direction shock and Y-direction shock.

In some embodiments of the present utility model, as shown in fig. 4 and 5, a transmission assembly 18 is further provided on the movable seat 1, and the transmission assembly 18 includes a worm engaged with the driving gear 17, and an output end of the driving device 11 is connected to the worm and drives the worm to rotate.

The driving device 11 is a motor, and an output shaft of the motor is connected with a worm through a coupler, so that the worm is driven to rotate, and the worm is meshed with the driving gear 17 to drive the driving gear 17 to rotate.

Alternatively, the output shaft of the motor is connected to a driving gear which directly meshes with the driving gear 17.

Optionally, the transmission assembly 18 further includes a reduction gear set, an input end of the reduction gear set is connected to an output end of the driving device 11, and an output end of the reduction gear set is connected to the driving gear 17, so that the rotation speed of the driving gear 17 is reduced, and control is convenient.

In some embodiments of the present utility model, as shown in fig. 4, the movable seat 1 includes a second connecting plate 14 and a second side plate 15, where the second side plate 15 is connected to two sides of the second connecting plate 14, and an outer side of the second side plate 15 abuts against the first flange 22.

As shown in fig. 4, a second cavity 10 with a downward opening is formed between the second connecting plate 14 and the second side plate 15, the driving device 11 is disposed on the second connecting plate 14, and the transmission assembly 18 and the driving gear 17 are disposed inside the second cavity 10.

Further, as shown in fig. 1, the rack 21 is covered in the second chamber 10, so that foreign matter can be prevented from being caught between the drive gear 17 and the rack 21.

As a preferred embodiment of the present utility model, as shown in fig. 1 to 6, a seat slide rail structure includes a movable seat 1 and a slide rail 2, wherein the slide rail 2 includes a first connecting plate 24 and first side plates 25 disposed at both sides of the first connecting plate 24, a first flange 22 is disposed to extend inward inside the first side plates 25, and a first cavity 20 is formed between the first flange 22 and the first side plates 25. The first flange 22 includes a first transverse plate 221 and a first vertical plate 222, one end of the first transverse plate 221 is connected to the first side plate 25, the other end is connected to the first vertical plate 222, and an opening communicating the first cavity 20 is formed between the first vertical plate 222 and the first connecting plate 24. An installation space 23 is formed between the two first risers 222, and racks 21 arranged along the length direction of the slide rail 2 are provided in the installation space 23. The movable seat 1 comprises a second connecting plate 14 and second side plates 15 arranged on two sides of the second connecting plate 14, and a second cavity 10 is formed between the second connecting plate 14 and the second side plates 15. The movable seat 1 is slidably disposed in the installation space 23, wherein the rack 21 is enclosed inside the second chamber 10. The movable seat 1 is provided with a driving device 11, a transmission assembly 18 and a driving gear 17, the driving device 11 is arranged on the second connecting plate 14, the transmission assembly 18 is a worm, the worm and the driving gear 17 are arranged in the second cavity 10, the worm is connected with the output end of the driving device 11, the worm is meshed with the driving gear 17, the driving gear 17 is meshed with the rack 21, and when the driving device 11 acts, the driving gear 17 acts and drives the movable seat 1 to move along the sliding rail 2.

Further, the movable seat 1 is further provided with a damping component 12 and a guide wheel 13, the damping component 12 and the guide wheel 13 are both arranged on the second flanging 16, and specifically, the damping component 12 and the guide wheel 13 are arranged on the second riser 162. The second cross plate 161 extends into the first cavity 20 through the opening, so that the cushioning member 12 and the guide wheel 13 are both disposed in the first cavity 20. The cushioning member 12 includes a base 121, an elastic member 123, and balls 122, a mounting hole 1211 disposed along the Z-direction is provided on the base 121, an inclined surface 1212 is provided on the base 121, the mounting hole 1211 has a communication port provided on the inclined surface 1212, the balls 122 are slidably disposed in the mounting hole 1211, and a portion of the balls 122 extends out of the communication port, at least a portion of the balls 122 is abutted against the first cross plate 221 for absorbing the Z-direction shock, a portion of the balls 122 is abutted against the first vertical plate 222 for absorbing the Y-direction shock, and a lower end of the guide wheel 13 is abutted against the bottom surface of the first cavity 20, so that the movable base 1 slides more smoothly and stably.

This application through adopting drive gear 17 and rack 21 complex drive mode, can increase the length of slide rail 2 according to actual demand, correspondingly only need increase rack 21's length can, for among the prior art through lead screw driven mode, this kind of mode can not be limited by the amount of deflection of lead screw, consequently can set up the slide rail 2 that length is longer more conveniently, and can not receive the amount of deflection restriction to appear rocking and abnormal sound problem because of the length increases. In addition, this application is provided with cushioning subassembly 12, thereby ball 122 in the cushioning subassembly 12 support on first diaphragm 221 and first riser 222 can realize absorbing Z to vibrations and Y to vibrations for movable seat 1 activity is more steady, and reduces rocking and abnormal sound between movable seat 1 and the slide rail 2, improves user experience.

The utility model also discloses an automobile floor comprising the seat slide rail structure.

The foregoing is only the principles and preferred embodiments of the present application. It should be noted that several other variants are possible to those skilled in the art on the basis of the principles of the present application and should also be considered as the protection scope of the present application.

Claims (10)

1. The utility model provides a seat slide rail structure, its characterized in that, is including movable seat (1) and slide rail (2), movable seat (1) slidable ground sets up in slide rail (2), be equipped with rack (21) in slide rail (2), be equipped with drive arrangement (11) and drive gear (17) on movable seat (1), drive arrangement (11) with drive gear (17) transmission is connected, drive gear (17) with rack (21) meshing drives movable seat (1) with slide rail (2) relative slip, be equipped with between movable seat (1) and slide rail (2) be used for absorbing movable seat (1) with shock-absorbing subassembly (12) of vibrations between slide rail (2).

2. The seat slide rail structure according to claim 1, wherein a first cavity (20) is provided on two sides of the slide rail (2), a second flange (16) extending outwards is provided on two sides of the movable seat (1), the shock absorbing component (12) is connected with the second flange (16), and the shock absorbing component (12) is movably arranged in the first cavity (20).

3. The seat slide rail structure according to claim 2, wherein the slide rail (2) includes a first connecting plate (24) and a first side plate (25), the first side plate (25) is connected to two sides of the first connecting plate (24), a first flange (22) is provided by extending inward of an inner side of the first side plate (25), and the first cavity (20) is formed between the first flange (22) and the first side plate (25).

4. The seat slide rail structure according to claim 3, characterized in that the second flange (16) includes a second cross plate (161) and a second riser (162), the second cross plate (161) connects the second riser (162) and a side wall of the movable seat (1), the first flange (22) includes a first cross plate (221) and a first riser (222), the first cross plate (221) connects the first side plate (25) and the first riser (222), an opening is provided between the first riser (222) and the first connecting plate (24), the second cross plate (161) penetrates through the opening and extends into the first cavity (20), the second riser (162) is located in the first cavity (20), and the cushioning member (12) is connected to the second riser (162).

5. The seat slide rail structure according to claim 4, characterized in that a guide wheel (13) is further disposed between the movable seat (1) and the slide rail (2), the guide wheel (13) is rotatably connected to the second riser (162), and the guide wheel (13) is disposed in the first cavity (20).

6. The seat slide rail structure according to any one of claims 2 to 5, wherein the cushioning member (12) includes a seat body (121), an elastic member (123) and balls (122), a mounting hole (1211) is provided in the seat body (121), the balls (122) are movably provided in the mounting hole (1211), at least a portion of the balls (122) are located outside the mounting hole (1211) and abut against a top surface of the first cavity (20), and the elastic member (123) is provided between a bottom of the balls (122) and a bottom of the mounting hole (1211).

7. The seat slide rail structure according to claim 6, wherein the seat body (121) is provided with an inclined surface (1212), the mounting hole (1211) has a communication port provided on the inclined surface (1212), at least part of the ball (122) is located outside the communication port, and at least part of the ball (122) abuts against the top surface of the first cavity (20) and the side surface of the first cavity (20).

8. Seat slide structure according to claim 1, characterized in that the movable seat (1) is further provided with a transmission assembly (18), the transmission assembly (18) comprises a worm, the worm is meshed with the driving gear (17), and the output end of the driving device (11) is connected with the worm and drives the worm to rotate.

9. A seat slide rail structure according to claim 3, characterized in that the movable seat (1) comprises a second connecting plate (14) and a second side plate (15), the second side plate (15) is connected to two sides of the second connecting plate (14), and the outer side of the second side plate (15) is abutted against the first flanging (22).

10. An automotive floor comprising the seat track structure of any one of claims 1-9.

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