CN218489741U - Suspension device and vehicle - Google Patents

Abstract

The present application relates to a suspension device and a vehicle. The suspension device is used for being connected between a chassis and a box body of a vehicle, the suspension device comprises an auxiliary frame and a hinged structure, the auxiliary frame is used for being arranged on the chassis, the hinged structure is arranged between the chassis and the auxiliary frame, and the hinged structure comprises a base body connected with the chassis, a support connected with the auxiliary frame and a fastener penetrating through the base body and the support; the fastener is rotatably connected with the bracket, and is provided with an oil duct, an oil inlet and an oil outlet which are respectively communicated with the oil duct; the oil outlet penetrates through the periphery of the fastener. Above-mentioned linkage through set up the oil duct on the fastener and with the oil inlet of oil duct intercommunication to pour into emollient into in the oil duct through the oil inlet, through setting up the periphery that runs through the fastener with the oil-out of oil duct intercommunication, make emollient in the oil duct can flow out and play the lubrication action to the junction of fastener and support from the oil-out, thereby reduced the wearing and tearing of fastener, prolonged the life of fastener.

Description

Suspension device and vehicle

Technical Field

The application relates to the technical field of vehicle suspension structures, in particular to a suspension device and a vehicle.

Background

For improving the stability of being connected of car as a house and chassis, provide a linkage among the correlation technique, this linkage is including the sub vehicle frame that is used for supporting the box, and the sub vehicle frame is articulated through the round pin axle with the chassis to turn into the sub vehicle frame with the deformation on chassis and around the rotation of round pin axle, thereby reduced the deformation of sub vehicle frame and box.

However, the suspension device in the related art has a problem that the service life of the pin shaft at the hinge joint of the chassis and the subframe is low.

SUMMERY OF THE UTILITY MODEL

Therefore, the suspension device and the vehicle are needed to be provided for improving the service life of the hinge pin at the hinge joint of the chassis and the auxiliary frame aiming at the problem that the service life of the hinge pin at the hinge joint of the chassis and the auxiliary frame is short in the related art.

According to one aspect of the present application, there is provided a suspension device for connection between a chassis and a box of a vehicle, the suspension device comprising:

the auxiliary frame is arranged on the chassis; and

the hinged structure is arranged between the chassis and the auxiliary frame and comprises a base body connected with the chassis, a support connected with the auxiliary frame and a fastener penetrating through the base body and the support; the fastener is rotatably connected with the bracket;

the fastener is provided with an oil duct, an oil inlet and an oil outlet which are respectively communicated with the oil duct; the oil outlet penetrates through the periphery of the fastener.

The suspension device is provided with a hinge structure, so that the bracket is rotatably connected with the seat body around the fastener. Through set up the oil duct on the fastener and with the oil inlet of oil duct intercommunication to pour into emollient into to the oil duct in through the oil inlet, through setting up the periphery that runs through the fastener with the oil-out of oil duct intercommunication, make the emollient in the oil duct can flow out in order to play the lubrication action to the junction of fastener and support from the oil-out, thereby reduced the wearing and tearing of fastener, prolonged the life of the fastener of the junction of support and pedestal.

In one embodiment, at least one end of the fastener protrudes out of the seat body and the bracket and is provided with the oil inlet;

the hinged structure further comprises an oil nozzle penetrating through the oil inlet.

In one embodiment, the support comprises a support body connected with the auxiliary frame and a sleeve connected with the support body;

the sleeve can be rotatably sleeved on the fastening piece around the fastening piece.

In one embodiment, the inner wall of the sleeve is recessed toward the outer wall of the sleeve in a direction perpendicular to the axis of the sleeve to form a reserve hole.

In one embodiment, the subframe extends lengthwise in a first direction;

the number of the hinge structures is multiple, all the hinge structures are divided into a first group and a second group, and the hinge structures in different groups are arranged at intervals in the first direction;

in the first group, each fastener penetrates through the seat body and the bracket along a second direction perpendicular to the first direction;

in the second group, each fastener penetrates through the seat body and the bracket along the first direction.

In one embodiment, the second group comprises four hinge structures, two of the hinge structures are spaced from and opposite to each other along the second direction, and are located at one end of the sub-frame in the first direction; the other two hinge structures are arranged at intervals and oppositely along the second direction and are positioned at the other end of the auxiliary frame in the first direction;

the first group includes two of the hinge structures spaced apart from and disposed opposite to each other in the second direction, and the hinge structure included in the first group is located between both ends of the sub-frame in the first direction.

In one embodiment, in the first group, the peripheral wall of the fastener is recessed into the fastener in a direction perpendicular to the second direction to form a detent;

the hinge structure further comprises a positioning piece partially penetrating through the positioning groove, and the positioning piece is detachably connected with the base body.

In one embodiment, in the second group, the peripheral wall of the fastener is recessed into the fastener along a direction perpendicular to the first direction to form a clamping groove;

the hinge structure further comprises a clamping piece clamped by the clamping groove and the fastener, and the clamping piece is fixedly connected with the seat body.

In one embodiment, the hinge structure further comprises a gasket disposed between the bracket and the seat body;

the gasket is fixedly connected with the bracket.

According to another aspect of the present application, there is provided a vehicle comprising a suspension arrangement according to any one of the embodiments described above.

Drawings

FIG. 1 is a schematic view of the assembly of a suspension and chassis according to an embodiment of the present application;

FIG. 2 is a schematic view of the hinge structures in the first set of the embodiment of FIG. 1;

FIG. 3 is an enlarged view of a portion of the embodiment of FIG. 2 at C;

FIG. 4 is a partial cross-sectional view of a fastener of the first group in an embodiment of the present application;

FIG. 5 is a partial cross-sectional view of the fastener of the first group of the embodiment of FIG. 4 from another perspective;

FIG. 6 is a cross-sectional view of a bushing according to an embodiment of the present application;

FIG. 7 is a schematic view of the hinge structures in the second set of the embodiment of FIG. 1;

FIG. 8 is an enlarged view of a portion of the embodiment of FIG. 7 at D;

FIG. 9 is a partial cross-sectional view of a second set of fasteners in an embodiment of the present application.

Description of reference numerals:

1. a suspension device; 10. an auxiliary frame; 20. a hinge structure; 21. a base body; 211. a second connecting plate; 22. a support; 221. a stent body; 2211. a first connecting plate; 2212. a reinforcing plate; 222. a sleeve; 2221. a shaft sleeve; 2222. a bushing; 2223. an oil storage hole; 23. a fastener; 231. an oil passage; 232. an oil inlet; 233. an oil outlet; 234. positioning a groove; 235. a clamping groove; 24. a nozzle tip; 25. a positioning member; 26. a clamping piece;

2. a chassis; 201. a longitudinal beam;

A. a first direction; B. a second direction.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying the present application are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is capable of embodiments in many different forms than those described herein and that modifications may be made by one skilled in the art without departing from the spirit and scope of the application and it is therefore not intended to be limited to the specific embodiments disclosed below.

In the description of the present application, it is to 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," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, a first feature is "on" or "under" a second feature such that the first and second features are in direct contact, or the first and second features are in indirect contact via an intermediary. Also, a first feature "on," "above," and "over" a second feature may be directly on or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

FIG. 1 is a schematic view of the assembly of a suspension and chassis according to an embodiment of the present application; FIG. 2 is a schematic view of the hinge structures in the first set of the embodiment of FIG. 1; FIG. 3 is an enlarged view of a portion of the embodiment of FIG. 2 at C; FIG. 4 is a partial cross-sectional view of a fastener of the first group in an embodiment of the present application; FIG. 5 is a partial cross-sectional view of the fastener of the first group of the embodiment of FIG. 4 from another perspective.

Referring to fig. 1 to 3, a suspension 1 according to an embodiment of the present invention is provided for connection between a chassis 2 and a box (not shown) of a vehicle, and the suspension 1 includes a sub-frame 10 and a hinge structure 20.

The subframe 10 is configured to be disposed on the chassis 2, the hinge structure 20 is disposed between the chassis 2 and the subframe 10, the hinge structure 20 includes a seat body 21 connected to the chassis 2, a bracket 22 connected to the subframe 10, and a fastener 23 (see fig. 3) inserted into the seat body 21 and the bracket 22, and the fastener 23 is rotatably connected to the bracket 22. As shown in fig. 4 to 5, the fastening member 23 is provided with an oil passage 231 and an oil inlet 232 and an oil outlet 233 respectively communicating with the oil passage 231, and the oil outlet 233 penetrates the outer periphery of the fastening member 23.

Above-mentioned linkage 1 is connected with chassis 2 through setting up the pedestal 21, support 22 is connected with sub vehicle frame 10, and set up fastener 23 and wear to locate pedestal 21 and support 22, and fastener 23 rotates with support 22 and is connected, make support 22 can rotate around fastener 23 relative pedestal 21, consequently, make sub vehicle frame 10 can rotate around fastener 23 relative chassis 2, thereby turn into sub vehicle frame 10 around the rotation of fastener 23 with the deformation of chassis 2, with the deformation that reduces sub vehicle frame 10 and the box that links to each other with sub vehicle frame 10. In addition, the fastening piece 23 is provided with the oil inlet 232 and the oil channel 231 communicated with the oil inlet 232, so that lubricant can be injected into the oil channel 231 through the oil inlet 232, the fastening piece 23 is provided with the oil outlet 233 communicated with the oil channel 231, the oil outlet 233 penetrates through the periphery of the fastening piece 23, the lubricant in the oil channel 231 can flow out of the fastening piece 23 from the oil outlet 233, the connecting part of the fastening piece 23 and the bracket 22 is lubricated, the abrasion of the fastening piece 23 is reduced, and the service life of the fastening piece 23 is prolonged.

Alternatively, the fastener 23 may employ a pin.

In order to facilitate the injection of lubricant into the oil passage 231, in some embodiments, as shown in fig. 2-3, at least one end of the fastening member 23 protrudes out of the seat body 21 and the bracket 22, and is provided with an oil inlet 232 (refer to fig. 4), and the hinge structure 20 further includes an oil nozzle 24 penetrating the oil inlet 232. In this way, by providing the oil nipple 24 to inject the lubricant into the oil passage 231 through the oil nipple 24, the oil nipple 24 is conveniently operated by providing the oil nipple 24 at one end of the fastening member 23 protruding out of the seat body 21 and the bracket 22.

Optionally, the nipple 24 is threadedly connected to the fastener 23.

Specifically, as shown in fig. 3 and 4, the oil inlet 232 penetrates through the fastening member 23 and protrudes out of one end of the seat body 21 and the bracket 22.

In some embodiments, as shown in fig. 1-2, the bracket 22 includes a bracket body 221 connected to the subframe 10 and a sleeve 222 connected to the bracket body 221, wherein the sleeve 222 is rotatably sleeved on the fastening member 23 around the fastening member 23. In this way, the bracket body 221 is rotatably connected to the fastening member 23 via the sleeve 222, so that the structure of the bracket 22 is simple and material is saved.

Alternatively, as shown in fig. 2, the bracket body 221 includes two first connection plates 2211 disposed opposite to each other, the two first connection plates 2211 are respectively connected to the subframe 10, both ends of the sleeve 222 are respectively connected to the sides of the two first connection plates 2211 facing each other, and the fastener 23 is inserted into the two first connection plates 2211 and the sleeve 222.

Specifically, as shown in fig. 2, the supporter body 221 further includes a reinforcement plate 2212 connected between two first connection plates 2211 to improve the structural strength of the supporter body 221.

To further reduce wear of the fastener 23, in some embodiments, as shown in fig. 2 and 6, the sleeve 222 includes a sleeve 2221 and a bushing 2222 fixedly disposed in the sleeve 2221, the sleeve 2221 is connected to the holder body 221, and the fastener 23 is inserted into the bushing 2222 and rotatably connected to the bushing 2222. Thus, by providing the bushing 2222, wear between the fastener 23 and the sleeve 2221 is reduced.

Optionally, the bushing 2222 is connected with the sleeve 2221 in an interference fit.

It will be appreciated that by providing the oil outlet 233 so as to extend through the outer periphery of the fastener 23, lubricant can flow out of the oil outlet 233 and between the outer peripheral wall of the fastener 23 and the inner peripheral wall of the sleeve 222, thereby achieving lubrication during rotation of the bracket 22 about the fastener 23.

FIG. 6 is a cross-sectional view of a bushing according to an embodiment of the present application.

In some embodiments, as shown in FIG. 6, the inner wall of sleeve 222 is recessed toward the outer wall of sleeve 222 in a direction perpendicular to the axis of sleeve 222 to form a reservoir 2223 to store lubricant to provide more adequate lubrication between sleeve 222 and fastener 23.

It should be noted that the oil storage hole 2223 may take different shapes, for example, the cross section of the oil storage hole 2223 may be circular, square or long in a direction perpendicular to the recessed direction of the oil storage hole 2223, which is not limited herein.

Specifically, as shown in fig. 6, a reservoir hole 2223 is provided in the liner 2222, and the reservoir hole 2223 may or may not penetrate the liner 2222.

FIG. 7 is a schematic view of the hinge structures in the second set of the embodiment of FIG. 1; fig. 8 is a partial enlarged view of the embodiment of fig. 7 at D.

In some embodiments, as shown in fig. 1, the subframe 10 extends lengthwise along a first direction (i.e., a direction a in fig. 1), the number of the hinge structures 20 is plural, all the hinge structures 20 are divided into a first group and a second group, and the hinge structures 20 located in different groups are spaced apart from each other in the first direction a. Referring to fig. 1 and 2-3, each of the fastening members 23 of the first group is inserted into the seat body 21 and the bracket 22 along a second direction (i.e., a direction B in fig. 1) perpendicular to the first direction a, and referring to fig. 1 and 7-8, each of the fastening members 23 of the second group is inserted into the seat body 21 and the bracket 22 along the first direction a. So, through dividing into first group and second group with whole hinge structure 20, and fastener 23 in the different groups wears to locate in pedestal 21 and support 22 along equidirectional not, makes the relative pedestal 21 rotation of the axis of rotation of support 22 around equidirectional not in the different groups to the messenger can convert the deformation of chassis 2 in the equidirectional not into the rotation of support 22 around the axis of rotation of equidirectional not respectively, makes sub vehicle frame 10 and box deformation in the equidirectional not all obtain reducing.

It will be appreciated that, in actual use, the first direction a is the longitudinal extension of the chassis 2. Therefore, by arranging the first group, the fastening element 23 penetrates through the seat body 21 and the bracket 22 along the second direction B perpendicular to the first direction a, so that the bracket 22 in the first group can rotate relative to the seat body 21 around an axis perpendicular to the first direction a, and the bending deformation of the chassis 2 in the longitudinal extension direction thereof can be converted into the rotation of the bracket 22 in the first group around the fastening element 23, thereby reducing the deformation of the subframe 10 and the box body. Through setting up the second group, fastener 23 wears to locate in pedestal 21 and support 22 along first direction A, makes the support 22 in the second group rotate about the relative pedestal 21 of an axis that is parallel with first direction A to make chassis 2 around the rotation of support 22 around fastener 23 in the second group around its lengthwise extending direction, thereby reduce the deformation of sub vehicle frame 10 and box. In this manner, the hinge structures 20 in the first and second groups serve to reduce the deformation of the subframe 10 and the case due to the bending deformation or twisting deformation of the chassis 2, respectively.

It should be noted that, as shown in fig. 1, the chassis 2 includes two longitudinal beams 201, longitudinal extending directions of the two longitudinal beams 201 are parallel to each other, and the two longitudinal beams 201 are disposed at an interval in a direction perpendicular to the respective longitudinal extending directions, in an actual use process, a first direction a is the longitudinal extending direction of the longitudinal beams 201, and a second direction B is a direction in which one of the longitudinal beams 201 points to the other longitudinal beam 201. The base body 21 is used for connecting with the longitudinal beam 201.

In some embodiments, as shown in fig. 1-2 and 7, the second set includes four hinge structures 20, two of the hinge structures 20 are spaced apart from and opposite each other along the second direction B and are located at one end of the subframe 10 along the first direction a, and the other two hinge structures 20 are spaced apart from and opposite each other along the second direction B and are located at the other end of the subframe 10 along the first direction a. The first group includes two hinge structures 20 spaced apart from and disposed opposite to each other along the second direction B, and the first group includes the hinge structures 20 between both ends of the subframe 10 in the first direction a. In this way, the first set of hinge structures 20 is disposed at a portion of the chassis 2 where the bending deformation is large, so as to more effectively reduce the deformation of the subframe 10 and the case due to the bending deformation of the chassis 2, and the second set of hinge structures 20 is disposed at a portion of the chassis 2 where the twisting deformation is large, so as to more effectively reduce the deformation of the subframe 10 and the case due to the twisting deformation of the chassis 2. In addition, by arranging the first group including two hinge structures 20 for connecting with two longitudinal beams 201 respectively, the second group including two hinge structures 20 at one end of the subframe 10 for connecting with the same ends of the two longitudinal beams 201 in the first direction a respectively, and the second group including the other two hinge structures 20 for connecting with the other ends of the two longitudinal beams 201 in the first direction a respectively, the deformation of the subframe 10 and the box body can be further reduced.

In order to prevent the fasteners 23 from falling off from the connection between the bracket 22 and the seat 21, in some embodiments, the fasteners 23 are fixedly connected to the corresponding seats 21.

Alternatively, as shown in fig. 3-5, in the first group, the peripheral wall of the fastening member 23 is recessed into the fastening member 23 along a direction perpendicular to the second direction B to form a positioning slot 234, the hinge structure 20 further includes a positioning member 25 partially penetrating through the positioning slot 234, and the positioning member 25 is detachably connected to the seat body 21. In this way, the positioning element 25 positions the fastening element 23 by means of the positioning slot 234, so as to prevent the fastening element 23 from moving relative to the positioning element 25 and the seat body 21 connected to the positioning element 25, thereby preventing the fastening element 23 in the first group from being separated from the seat body 21. The positioning member 25 is detachably connected to the seat body 21, so that the fastening member 23 and the positioning member 25 are respectively assembled to the seat body 21.

In the actual assembly process, the fastening member 23 is first inserted into the seat body 21 and the bracket 22, and then the positioning member 25 is installed on the seat body 21, and the positioning member 25 is partially inserted into the positioning groove 234.

Specifically, the positioning member 25 is provided with threads, and the hinge structure 20 further includes a locking member in threaded connection with the positioning member 25, so that the positioning member 25 is fixed relative to the seat body 21.

Alternatively, the positioning member 25 may be a bolt, and the locking member may be a nut.

FIG. 9 is a partial cross-sectional view of a second set of fasteners in an embodiment of the present application.

Alternatively, as shown in fig. 7-9, in the second group, the peripheral wall of the fastening member 23 is recessed into the fastening member 23 along a direction perpendicular to the first direction a to form a clamping groove 235, the hinge structure 20 further includes a clamping member 26 clamped with the fastening member 23 by means of the clamping groove 235, and the clamping member 26 is fixedly connected with the seat body 21. Thus, the fastening member 23 is positioned by the clamping groove 235 of the clamping member 26, so that the fastening member 23 is fixed relative to the seat body 21 connected with the clamping member 26, and the fastening member 23 is prevented from being separated from the seat body 21 in the second group.

It can be understood that, since the installation directions of the fasteners 23 in the first and second sets are different from each other, and the seat body 21 and the bracket 22 in the first set and the seat body 21 and the bracket 22 in the second set may adopt different structures to meet the use requirement, the positioning member 25 and the positioning slot 234 in the first set, and the engaging member 26 and the engaging slot 235 in the second set are provided to facilitate the assembly of the fasteners 23 in the first set and the second set, respectively.

In some embodiments, hinge structure 20 further includes a gasket (not shown) disposed between bracket 22 and housing 21, and the gasket is fixedly connected to bracket 22 to reduce friction between bracket 22 and housing 21.

Alternatively, as shown in fig. 2 and 7, the seat body 21 includes two second connecting plates 211 disposed opposite to each other, the two second connecting plates 211 are respectively used for connecting with the chassis 2, and the two second connecting plates 211 are respectively connected to the sides of the two first connecting plates 2211 opposite to each other. The spacer is disposed between the second connection plate 211 and the corresponding first connection plate 2211.

According to another aspect of the present application, there is also provided a vehicle comprising a suspension 1 as described in any one of the above embodiments.

All possible combinations of the technical features of the above embodiments may not be described for the sake of brevity, but should be considered as within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, and these are all within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (10)

1. A suspension arrangement for connection between a chassis and a tank of a vehicle, the suspension arrangement comprising:

the auxiliary frame is arranged on the chassis; and

the hinged structure is arranged between the chassis and the auxiliary frame and comprises a seat body connected with the chassis, a support connected with the auxiliary frame and a fastener penetrating through the seat body and the support; the fastener is rotatably connected with the bracket;

the fastener is provided with an oil duct, an oil inlet and an oil outlet which are respectively communicated with the oil duct; the oil outlet penetrates through the periphery of the fastener.

2. The suspension apparatus according to claim 1, wherein at least one end of the fastening member protrudes out of the seat body and the bracket, and is provided with the oil inlet;

the hinged structure further comprises an oil nozzle penetrating through the oil inlet.

3. The suspension of claim 1, wherein the bracket includes a bracket body coupled to the subframe and a sleeve coupled to the bracket body;

the sleeve can be rotatably sleeved on the fastening piece around the fastening piece.

4. A suspension arrangement according to claim 3, wherein the inner wall of the sleeve is recessed towards the outer wall of the sleeve in a direction perpendicular to the axis of the sleeve to form a fluid reservoir.

5. The suspension of claim 1, wherein the subframe extends lengthwise in a first direction;

the number of the hinge structures is multiple, all the hinge structures are divided into a first group and a second group, and the hinge structures in different groups are arranged at intervals in the first direction;

in the first group, each fastener penetrates through the seat body and the bracket along a second direction perpendicular to the first direction;

in the second group, each fastener penetrates through the seat body and the bracket along the first direction.

6. A suspension arrangement according to claim 5, wherein the second set includes four of said hinge structures, two of which are spaced from and opposed to each other in the second direction and are both located at one end of the sub-frame in the first direction; the other two hinge structures are arranged at intervals and oppositely along the second direction and are positioned at the other end of the auxiliary frame in the first direction;

the first group includes two of the hinge structures spaced apart from and disposed opposite to each other in the second direction, and the hinge structure included in the first group is located between both ends of the sub-frame in the first direction.

7. The suspension of claim 5, wherein in the first set, the peripheral wall of the fastener is recessed into the fastener in a direction perpendicular to the second direction to form a detent;

the hinge structure further comprises a positioning piece partially penetrating through the positioning groove, and the positioning piece is detachably connected with the base body.

8. The suspension apparatus of claim 5, wherein in the second set, the peripheral wall of the fastener is recessed into the fastener in a direction perpendicular to the first direction to form a snap-in groove;

the hinge structure further comprises a clamping piece clamped by the clamping groove and the fastener, and the clamping piece is fixedly connected with the seat body.

9. The suspension system of claim 1, wherein the hinge structure further comprises a spacer disposed between the bracket and the housing;

the gasket is fixedly connected with the bracket.

10. A vehicle, characterized by comprising a suspension device according to any one of claims 1 to 9.

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