CN220227517U - Slide rail assembly and vehicle - Google Patents

Abstract

The utility model discloses a slide rail assembly and a vehicle, wherein the slide rail assembly comprises: the first sliding rail is in sliding fit with the second sliding rail; the stroke detection assembly comprises a mounting shell, a pressing wheel and an induction element, wherein the mounting shell is connected with the first sliding rail, the pressing wheel is rotatably mounted on the mounting shell and is suitable for pressing against the second sliding rail, the second sliding rail drives the pressing wheel to rotate when sliding relative to the first sliding rail, and the induction element is used for detecting the rotation stroke of the pressing wheel. According to the sliding rail assembly, the first sliding rail, the second sliding rail and the travel detection assembly are arranged for use, so that the moving distance of the sliding rail can be measured, the measuring precision is high, the structure is simple and compact, the occupied space is small, and the sliding rail assembly can be suitable for different use scenes.

Description

Slide rail assembly and vehicle

Technical Field

The utility model relates to the technical field of sliding rail structures, in particular to a sliding rail assembly and a vehicle with the sliding rail assembly.

Background

At present, the sliding rail mechanism is widely applied to the automobile industry, and the running position of the sliding rail is generally sensed by a Hall sensor in the motor, and is influenced by idle stroke of a transmission mechanism, transmission proportion error of the transmission mechanism, part error and the like, and the position information output by the motor is greatly different from the actual position of the sliding rail, so that the detection is inaccurate, and therefore, the improvement space exists.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the sliding rail assembly which can detect the moving distance of the sliding rail, has high measurement precision, simple and compact structure and small occupied space, and can be suitable for different use scenes.

According to an embodiment of the present utility model, a slide rail assembly includes: the first sliding rail is in sliding fit with the second sliding rail; the stroke detection assembly comprises a mounting shell, a pressing wheel and an induction element, wherein the mounting shell is connected with the first sliding rail, the pressing wheel is rotatably mounted on the mounting shell and is suitable for pressing against the second sliding rail, the second sliding rail drives the pressing wheel to rotate when sliding relative to the first sliding rail, and the induction element is used for detecting the rotation stroke of the pressing wheel.

According to the sliding rail assembly provided by the embodiment of the utility model, the first sliding rail, the second sliding rail and the travel detection assembly are arranged for use, so that the moving distance of the sliding rail can be measured, the measuring precision is high, the structure is simple and compact, the occupied space is small, and the sliding rail assembly is applicable to different use scenes.

According to the sliding rail assembly of some embodiments of the present utility model, the pressing wheel is provided with a plurality of induction magnets, the plurality of induction magnets are distributed at intervals along the circumferential wall of the pressing wheel, the induction elements are configured as hall elements and are suitable for generating induction signals with the induction magnets, and the plurality of induction magnets are periodically close to and further away from the induction elements when the pressing wheel rotates.

According to some embodiments of the utility model, the sensing element is located at a radial outer side of the pressing wheel and is adapted to be opposite to the sensing magnet along the radial direction of the pressing wheel.

According to some embodiments of the utility model, the plurality of sensing elements are spaced apart from each other in the circumferential direction of the pressing wheel.

According to some embodiments of the utility model, at least two of the plurality of sensing elements are different in phase relative to the plurality of sensing magnets.

According to the sliding rail assembly of some embodiments of the present utility model, a plurality of pressing teeth are arranged on the peripheral wall of the pressing wheel, two adjacent pressing teeth are spaced apart along the circumferential direction of the pressing wheel, and the pressing teeth are provided with the induction magnets.

According to some embodiments of the utility model, the sliding rail assembly further comprises an elastic member, the mounting shell is rotatably mounted on the first sliding rail, the elastic member is used for applying an elastic force for pretensioning the mounting shell towards the second sliding rail, and the pressing wheel is arranged on the side, facing the second sliding rail, of the mounting shell in a protruding mode.

According to the sliding rail assembly of some embodiments of the present utility model, the installation shell is rotatably installed on the first sliding rail through a rotation shaft, the elastic member is configured as a torsion spring, the torsion spring is sleeved outside the rotation shaft, and the installation shell and the first sliding rail are respectively provided with a limiting groove in press fit with two ends of the torsion spring.

According to the sliding rail assembly of some embodiments of the present utility model, the first sliding rail is slidably mounted above the second sliding rail, and the pressing wheel presses against the upper side surface of the second sliding rail.

The utility model further provides a vehicle.

According to an embodiment of the present utility model, a vehicle is provided with the slide rail assembly of any one of the above embodiments.

The advantages of the vehicle and the sliding rail assembly are the same as those of the prior art, and are not described in detail herein.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic view of a slide rail assembly according to an embodiment of the present utility model;

FIG. 2 is a schematic structural view of a travel detection assembly according to an embodiment of the present utility model;

FIG. 3 is a schematic view of the pressing wheel of the stroke detection assembly according to an embodiment of the present utility model;

FIG. 4 is a schematic diagram of the structure of the sensing magnet and the sensing element of the stroke detection assembly according to the embodiment of the present utility model;

FIG. 5 is a diagram of the detection of different sensing elements of a slide assembly according to an embodiment of the present utility model.

Reference numerals:

the slide rail assembly 100 is configured to be mounted to a vehicle,

the first slide rail 1, the second slide rail 2,

the stroke detection assembly 3, the mounting shell 31, the connecting hole 311, the limit groove 312, the pressing wheel 32, the pressing teeth 321, the sensing element 33, the sensing magnet 34, the elastic piece 35 and the rotating shaft 36.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

The following describes a slide rail assembly 100 according to an embodiment of the present utility model with reference to fig. 1 to 5, by installing a travel detection assembly 3 between a first slide rail 1 and a second slide rail 2, the travel detection assembly 3 can measure a moving distance between the first slide rail 1 and the second slide rail 2 at any time, which improves measurement accuracy, and has a simple and compact structure, is convenient to install, and occupies a small space.

As shown in fig. 1 to 5, a slide rail assembly 100 according to an embodiment of the present utility model includes: a first slide rail 1, a second slide rail 2 and a travel detection assembly 3.

The first sliding rail 1 and the second sliding rail 2 are in sliding fit, for example, the first sliding rail 1 and the second sliding rail 2 are connected together in a sliding manner, and the first sliding rail 1 and the second sliding rail 2 slide relatively to each other, so that connection and movement between the first sliding rail 1 and the second sliding rail 2 can be realized.

Specifically, the first slide rail 1 and the second slide rail 2 are used as moving parts of the slide rail assembly 100, one of the first slide rail 1 and the second slide rail 2 can be connected with a fixed structure, and the slide rail assembly 100 can be fixed, so that one of the first slide rail 1 and the second slide rail 2 is fixed, and the other can slide relative to the fixed one, thereby realizing the sliding between the first slide rail 1 and the second slide rail 2.

The stroke detecting assembly 3 includes a mounting shell 31, a pressing wheel 32 and an induction element 33, the mounting shell 31 is connected with the first sliding rail 1, the pressing wheel 32 is rotatably mounted on the mounting shell 31 and is suitable for pressing against the second sliding rail 2, that is, the stroke detecting assembly 3 can be connected with the first sliding rail 1 and the second sliding rail 2 through the mounting shell 31, in practical design, if one end of the mounting shell 31 is connected with the first sliding rail 1, the other end of the mounting shell 31 can be connected with the pressing wheel 32, the pressing wheel 32 is slidably connected with the second sliding rail 2, meanwhile, the mounting shell 31 and the pressing wheel 32 can be mutually replaced, and the connection of the mounting shell 31, the pressing wheel 32, the first sliding rail 1 and the second sliding rail 2 can be realized.

And through foretell connection, second slide rail 2 drives when sliding for first slide rail 1 and supports pinch roller 32 rotation, and when sliding each other between second slide rail 2 and the first slide rail 1 promptly, can drive and support pinch roller 32 rotation, wherein, stroke detection subassembly 3 still includes sensing element 33, sensing element 33 is used for detecting the rotation stroke of supporting pinch roller 32, in actual design, set up sensing element 33 near supporting pinch roller 32, like this, at the in-process that supports pinch roller 32 pivoted, sensing element 33 can detect the rotation number of turns of supporting pinch roller 32 at any time, through signal conversion, and then can obtain the distance of relative movement between first slide rail 1 and the second slide rail 2, and make the detection precision high.

Therefore, the installation of the inner structure of the sliding rail assembly 100 can be realized by connecting the installation shell 31 with the first sliding rail 1 and pressing the pressing wheel 32 connected with the installation shell 31 against the second sliding rail 2, so that the modularization of the product is realized, the structure of the product is simplified and the volume is minimized, the requirement on an installation interface is reduced, the simplification of a mechanism is realized, the installation efficiency is improved, and meanwhile, the detection precision can be ensured to meet the design target and the actual working requirement.

According to the sliding rail assembly 100 provided by the embodiment of the utility model, the moving distance of the sliding rail can be measured by arranging the first sliding rail 1, the second sliding rail 2 and the travel detection assembly 3 for use, and the sliding rail assembly has the advantages of high measuring precision, simple and compact structure, small occupied space and suitability for different use scenes.

In some embodiments, the pressing wheel 32 is provided with a plurality of sensing magnets 34, the plurality of sensing magnets 34 are circumferentially spaced apart from each other on the outer peripheral wall of the pressing wheel 32, the sensing element 33 is configured as a hall element and adapted to generate a sensing signal with the sensing magnets 34, and the plurality of sensing magnets 34 are periodically close to and further away from the sensing element 33 when the pressing wheel 32 rotates, so that the sensing element 33 can induce a voltage change to the sensing magnets 34 on the pressing wheel 32 when the pressing wheel 32 rotates, and the number of rotations of the pressing wheel 32 can be measured.

Specifically, the pressing wheel 32 may include two parts, an outer pressing wheel 32 and an inner pressing wheel 32, where the outer circumferential wall of the outer pressing wheel 32 is a smooth surface, so that the pressing wheel 32 presses against the second sliding rail 2 and generates relative motion with the second sliding rail 2, and the inner pressing wheel 32 is provided with a plurality of induction magnets 34, as shown in fig. 4, the plurality of induction magnets 34 are disposed on the outer circumferential wall of the inner pressing wheel 32 and are distributed at intervals along the circumferential direction of the inner pressing wheel 32, where the induction elements 33 are set as hall elements, and generate induction signals when contacting with the induction magnets 34, and when the pressing wheel 32 rotates relative to the first sliding rail 1 or the second sliding rail 2, the plurality of induction magnets 34 are periodically close to and further away from the induction elements 33, so that the induction elements 33 detect voltage signals of the pressing wheel 32 at different circumferential positions, and transmit the voltage signals to the control system, so as to obtain the rotation condition of the pressing wheel 32. The outer diameter of the pressing wheel 32 is larger, and the distance between the adjacent sensing magnets 34 is larger, so that the phenomenon of inaccurate detection caused by the mutual influence of the signals of the sensing element 33 and the sensing magnets 34 can be avoided.

Therefore, the relative positions of the first sliding rail 1 and the second sliding rail 2 can be directly sensed by the aid of the Hall sensing principle through the matching of the sensing magnets 34 and the sensing elements 33, and the device is simple in structure and high in detection accuracy.

The arrangement of the pressing wheel 32 is not limited to the form in the drawings, the specific structure can be adjusted according to the actual space, the position of the sensing element 33 can be correspondingly adjusted, the sensing element 33 can be configured as a contact type position encoder, and the real-time detection of the rotation of the pressing wheel 32 can be realized by both the sensing element 33 and the hall element, so that the detection accuracy is ensured.

In some embodiments, the sensing element 33 is located radially outward of the pinch roller 32 and is adapted to be directly opposite the sensing magnet 34 in the radial direction of the pinch roller 32.

Specifically, the sensing element 33 is disposed on the outer side of the pressing wheel 32 and is distributed along the radial direction of the pressing wheel 32, and the sensing element 33 is required to be opposite to the sensing magnet 34 in the radial direction of the pressing wheel 32, so that the sensing element 33 is convenient to generate a sensing signal to the sensing magnet 34, when the pressing wheel 32 rotates, the sensing magnet 34 is driven to approach and further away from the sensing element 33, the sensing element 33 and the sensing magnet 34 can sense a voltage signal, and when the sensing magnet 34 approaches the sensing element 33, the voltage signal is strong, and when the sensing magnet 34 is far away from the sensing element 33, the voltage signal is weak, thus the rotation change of the pressing wheel 32 can be accurately measured, and the displacement change between the first sliding rail 1 and the second sliding rail 2 can be obtained.

As shown in fig. 4, the sensing element 33 may be in a square structure, the sensing element 33 may be fixedly connected with the inside of the mounting shell 31, and the sensing element 33 may be detachably connected with the first sliding rail 1 or the second sliding rail 2 through a structural arrangement, so that the relative movement between the first sliding rail 1 and the second sliding rail 2 can be directly sensed, and no idle stroke problem exists. The structure of the sensing element 33 can be adjusted according to different spaces, and the installation mode of the sensing element 33 can be adjusted according to actual situations.

In some embodiments, the sensing elements 33 are plural, and the plural sensing elements 33 are spaced apart in the circumferential direction of the pressing wheel 32.

Specifically, the sensing elements 33 are multiple, the sensing elements 33 are distributed at intervals along the circumferential direction of the pressing wheel 32, sensing of the sensing elements 33 and the sensing magnets 34 can be achieved, missing detection and false detection of the sensing elements 33 can be avoided, and compared with the fact that the running position of the sliding rail is sensed through the sensing elements 33 in the motor, the problems that the transmission ratio is poor and the signal identification of the sensing elements 33 in the motor is not awake can be solved.

Therefore, the plurality of sensing elements 33 are arranged, signals of the plurality of sensing elements 33 do not affect each other, and the running direction and the running distance of the first sliding rail 1 and the second sliding rail 2 can be accurately detected.

In some embodiments, at least two of the plurality of inductive elements 33 are different in phase relative to a corresponding plurality of inductive magnets 34.

Specifically, the phases of the plurality of sensing elements 33 with respect to the plurality of sensing magnets 34 may be the same or different, and the phases of at least two sensing elements 33 with respect to the sensing magnets 34 may be different, in practical design, as shown in fig. 4, the sensing elements 33 may be two, the two sensing elements 33 have a phase difference, and the sensing signals of the two sensing elements 33 to the sensing magnets 34 are as shown in fig. 5, the voltage signal varies with the change of the rotation angle of the pressing wheel 32, and the running direction of the first sliding rail 1 and the second sliding rail 2 may be determined according to the positive or negative of the phase difference. The number of the sensing elements 33 may be three, four, etc., and is designed according to the actual space.

Therefore, the plurality of sensing elements 33 are arranged and can be used for distinguishing the forward rotation and the reverse rotation of the pressing wheel 32, so that the running directions of the first sliding rail 1 and the second sliding rail 2 are obtained, meanwhile, the running distance between the first sliding rail 1 and the second sliding rail 2 can be accurately detected, and the functionality of the sliding rail assembly 100 is enhanced.

In some embodiments, the outer peripheral wall of the pressing wheel 32 is provided with a plurality of pressing teeth 321, two adjacent pressing teeth 321 are spaced apart along the circumferential direction of the pressing wheel 32, and the pressing teeth 321 are provided with the induction magnets 34.

In practical design, as shown in fig. 3, the pressing wheel 32 is divided into an outer pressing wheel 32 and an inner pressing wheel 32, a plurality of pressing teeth 321 are arranged on the outer peripheral wall of the inner pressing wheel 32, two adjacent pressing teeth 321 are uniformly spaced apart along the circumferential direction, and induction magnets 34 are arranged in the pressing teeth 321, in practical design, a plurality of induction magnets 34 can be embedded in the plurality of pressing teeth 321, and no induction magnet 34 is arranged in each pressing tooth 321, so that the interval between adjacent induction magnets 34 is larger, and the mutual influence when the induction element 33 senses is avoided, so that the detection of the induction element 33 is inaccurate. As shown in fig. 4, the number of the pressing teeth 321 is 12, and the number of the pressing teeth 321 can be set according to the actual size of the pressing wheel 32.

Therefore, the induction magnet 34 is connected in the pressing teeth 321 and can be used as signals of different positions of the pressing wheel 32 in the circumferential direction, the induction magnet 34 and the induction element 33 are convenient to induce in the rotation process of the pressing wheel 32, the rotation number of the pressing wheel 32 can be accurately detected, and the pressing wheel is simple in structure and easy to realize.

In some embodiments, the slide rail assembly 100 further includes an elastic member 35, the mounting shell 31 is rotatably mounted on the first slide rail 1, the elastic member 35 is used for applying an elastic force toward the second slide rail 2 to the mounting shell 31, and the pressing wheel 32 protrudes from the mounting shell 31 toward one side of the second slide rail 2, so that by setting the elastic member 35, the pressing wheel 32 can be pressed against the second slide rail 2 all the time, so that the operation of the pressing wheel 32 can be stable, and the accuracy of detection can be improved.

Specifically, the one end of installation shell 31 is rotationally connected with first slide rail 1, can realize the connection of installation shell 31 and first slide rail 1, and the other end of installation shell 31 is rotationally connected with support pinch roller 32, and support pinch roller 32 protrusion installation shell 31 bottom setting, with second slide rail 2 support press fit, slide rail assembly 100 still is equipped with elastic component 35, elastic component 35 locates between installation shell 31 and first slide rail 1, set up elastic component 35, can exert an elastic force towards second slide rail 2 pretension to installation shell 31, so that support pinch roller 32 towards second slide rail 2 pretension, avoid support pinch roller 32 and second slide rail 2 contactless, and make the position of stroke detection component 3 relatively stable when first slide rail 1 and second slide rail 2 are operated, improve the accuracy of detection.

In some embodiments, the mounting shell 31 is rotatably mounted on the first sliding rail 1 through the rotation shaft 36, the elastic member 35 is configured as a torsion spring, the torsion spring is sleeved outside the rotation shaft 36, and the mounting shell 31 and the first sliding rail 1 are respectively provided with a limiting groove 312 in press fit with two ends of the torsion spring.

Specifically, a rotation shaft 36 is disposed between the installation shell 31 and the first sliding rail 1, as shown in fig. 2, a connection hole 311 is disposed at one end of the installation shell 31, which is close to the first sliding rail 1, for sleeving the installation shell 31 outside the rotation shaft 36, and the rotation shaft 36 is connected with the first sliding rail 1, so as to indirectly connect the installation shell 31 with the first sliding rail 1, wherein, the elastic member 35 is configured as a torsion spring, as shown in fig. 1, the upper surface of the first sliding rail 1 and the upper surface of the installation shell 31 are both provided with a limit groove 312, the limit groove 312 is used for clamping the limit torsion spring, wherein, the limit groove 312 is recessed downwards and is matched with the structure of the torsion spring, when in installation, the torsion spring is sleeved outside the rotation shaft 36, one end of the torsion spring is installed in the limit groove 312 of the first sliding rail 1, and the other end is installed in the limit groove 312 of the installation shell 31, so that the fixation of the torsion spring can be realized, and in this way, the elastic force can be applied to the installation shell 31 by the torsion spring, so as to ensure that the pressing roller 32 is pressed against the second sliding rail 2.

Therefore, the structure is connected, so that the stroke detection assembly 3 is simple and compact in structure, convenient to assemble and disassemble, small in occupied space and suitable for different use scenes.

The first sliding rail 1 and the second sliding rail 2 may be set into two groups, the rotation shaft 36 may be connected between the two groups of first sliding rails 1, and when the first sliding rail 1 moves relative to the second sliding rail 2, the travel detection assembly 3 may be driven to move, so that the sensing of the pressing wheel 32 and the sensing element 33 may realize the real-time measurement of the relative running distance between the first sliding rail 1 and the second sliding rail 2, and ensure the accuracy of the measurement.

In some embodiments, the first sliding rail 1 is slidably mounted above the second sliding rail 2, and the pressing wheel 32 presses against the upper side surface of the second sliding rail 2.

Specifically, as shown in fig. 1, the first sliding rail 1 is disposed above the second sliding rail 2, and the first sliding rail 1 is slidably connected to the second sliding rail 2, so that sliding connection between the first sliding rail 1 and the second sliding rail 2 can be realized, meanwhile, the second sliding rail 2 can be connected with a fixing structure, so that the first sliding rail 1 slides relative to the fixing structure, the pressing wheel 32 of the stroke detection assembly 3 presses against the upper side surface of the second sliding rail 2, the pressing wheel 32 can rotate along the upper side surface of the second sliding rail 2, and when the first sliding rail 1 moves relative to the second sliding rail 2, the pressing wheel 32 is driven to rotate relative to the second sliding rail 2, so that the movement of the first sliding rail 1 can be synchronized to the pressing wheel 32, and thus, the distance or the direction of movement of the first sliding rail 1 relative to the second sliding rail 2 can be detected through measurement of the stroke detection assembly 3, so that the accuracy and effectiveness of detection are ensured.

Therefore, on the basis of not changing the structure of the second slide rail 2, the travel detection assembly 3 is internally provided with the Hall element and the induction magnet 34 on the pressing wheel 32 for induction, so that the Hall induction principle is ingeniously utilized, and the accuracy of sensing the relative positions of the first slide rail 1 and the second slide rail 2 is greatly ensured.

The utility model further provides a vehicle.

According to the vehicle provided with the slide rail assembly 100 of any one of the embodiments, the moving distance of the slide rail can be measured through the assembly of the first slide rail 1, the second slide rail 2 and the travel detection assembly 3, and the vehicle is high in measurement precision, simple and compact in structure, small in occupied space and applicable to different use scenes.

1. In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

2. In the description of the utility model, a "first feature" or "second feature" may include one or more of such features.

3. In the description of the present utility model, "plurality" means two or more.

4. In the description of the utility model, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other by another feature therebetween.

5. In the description of the utility model, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A slide rail assembly, comprising:

the first sliding rail is in sliding fit with the second sliding rail;

the stroke detection assembly comprises a mounting shell, a pressing wheel and an induction element, wherein the mounting shell is connected with the first sliding rail, the pressing wheel is rotatably mounted on the mounting shell and is suitable for pressing against the second sliding rail, the second sliding rail drives the pressing wheel to rotate when sliding relative to the first sliding rail, and the induction element is used for detecting the rotation stroke of the pressing wheel.

2. The slide rail assembly of claim 1, wherein the pressure roller is provided with a plurality of sensing magnets, the plurality of sensing magnets are circumferentially spaced apart around the peripheral wall of the pressure roller, the sensing elements are configured as hall elements and adapted to generate sensing signals with the sensing magnets, and the plurality of sensing magnets are each periodically moved closer to and further from the sensing elements as the pressure roller rotates.

3. The slide rail assembly of claim 2, wherein the sensing element is located radially outward of the pinch roller and is adapted to be directly opposite the sensing magnet in a radial direction of the pinch roller.

4. The slide rail assembly of claim 2, wherein the plurality of sensing elements are spaced apart in a circumferential direction of the pinch roller.

5. The slide assembly of claim 4 wherein at least two of the plurality of sensing elements are phased differently relative to the plurality of sensing magnets.

6. The slide rail assembly of claim 2, wherein the outer peripheral wall of the pressing wheel is provided with a plurality of pressing teeth, two adjacent pressing teeth are spaced apart along the circumferential direction of the pressing wheel, and the pressing teeth are provided with the induction magnets.

7. The slide assembly of claim 1, further comprising an elastic member rotatably mounted to the first slide rail, the elastic member being configured to apply an elastic force to the mounting housing toward the second slide rail, the pressing wheel protruding from a side of the mounting housing toward the second slide rail.

8. The slide rail assembly of claim 7, wherein the mounting shell is rotatably mounted on the first slide rail through a rotating shaft, the elastic member is configured as a torsion spring, the torsion spring is sleeved outside the rotating shaft, and both the mounting shell and the first slide rail are provided with limiting grooves respectively in press fit with two ends of the torsion spring.

9. The slide assembly of claim 7, wherein the first slide rail is slidably mounted over the second slide rail, and the pressing wheel presses against an upper side of the second slide rail.

10. A vehicle provided with a slide rail assembly according to any one of claims 1-9.