CN219172232U - Guide rail device, seat and movable platform - Google Patents
Guide rail device, seat and movable platform Download PDFInfo
- Publication number
- CN219172232U CN219172232U CN202320173162.XU CN202320173162U CN219172232U CN 219172232 U CN219172232 U CN 219172232U CN 202320173162 U CN202320173162 U CN 202320173162U CN 219172232 U CN219172232 U CN 219172232U
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- guide rail
- side wall
- rolling
- rail
- cambered surface
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- 238000005096 rolling process Methods 0.000 claims abstract description 107
- 230000007704 transition Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000005299 abrasion Methods 0.000 description 3
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/40—Weight reduction
Abstract
A guide rail device, a seat and a movable platform relate to the technical field of seats. The guide rail device includes: the first guide rail is used for being connected with the bottom plate of the cabin of the movable platform and comprises a first cambered surface; the rolling assembly comprises a first rolling body, and the first rolling body is arranged on the first cambered surface; the second guide rail is embedded in the first guide rail and can slide along the length direction of the first guide rail, the second guide rail comprises a second cambered surface, and the second cambered surface is contacted with one side of the first rolling body, which is opposite to the first cambered surface. The guide rail device, the seat and the movable platform provided by the utility model are beneficial to the self-adaptive position adjustment of the first rolling body and avoid the deviation or dislocation of the first guide rail and the second guide rail.
Description
Technical Field
The utility model relates to the technical field of seats, in particular to a guide rail device, a seat and a movable platform.
Background
Vehicles in the market at present are usually provided with a guide rail assembly at the bottom of a seat, so that a driver or a passenger can conveniently adjust the position of the seat according to own requirements, and safety and comfort in driving are guaranteed.
The existing guide rail assembly generally comprises an upper guide rail, a lower guide rail and balls, wherein the lower guide rail is fixed on a seat bottom plate, the upper guide rail is fixed on the bottom surface of a seat, the upper guide rail and the lower guide rail are in sliding connection through the balls, and the upper guide rail can slide back and forth along the lower guide rail so as to adjust the position of the seat along the length direction of the upper guide rail. The upper sliding rail is subjected to the action of gravity when a person sits on the seat, and lateral movement is easily generated relative to the lower sliding rail, so that lateral deviation or dislocation is caused.
Disclosure of Invention
The utility model aims to provide a guide rail device, a seat and a movable platform, which solve the technical problem that a seat guide rail is easy to deviate or misplace in the prior art.
In order to achieve the purpose of the utility model, the utility model provides the following technical scheme:
in a first aspect, the present utility model provides a rail apparatus comprising:
the first guide rail is used for being connected with the bottom plate of the cabin of the movable platform and comprises a first cambered surface;
the rolling assembly comprises a first rolling body, and the first rolling body is arranged on the first cambered surface;
the second guide rail is embedded in the first guide rail and can slide along the length direction of the first guide rail, the second guide rail comprises a second cambered surface, and the second cambered surface is contacted with one side of the first rolling body, which is opposite to the first cambered surface.
In a possible embodiment, the first guide rail and the second guide rail are symmetrical along the width direction of the first guide rail and the second guide rail;
the first guide rail comprises a first main body part, a first connecting part and a first side wall part, the first side wall part is arranged on two sides of the width direction of the first main body part and extends to one side where the second guide rail is arranged, and the first connecting part is in smooth transition between the first main body part and the first side wall part to form the first cambered surface;
the second guide rail comprises a second main body part, a second side wall part, a second connecting part and a third side wall part, the second side wall part is arranged on two sides of the second main body part in the width direction and extends to one side where the first guide rail is located, the second connecting part is connected with the second side wall part and bends towards the direction away from the first guide rail, one end of the second connecting part away from the second side wall part is connected with the third side wall part, and the second connecting part is provided with a second cambered surface;
gaps are formed between the first connecting part and the second connecting part and between the first side wall part and the third side wall part so as to form a slideway, and the rolling assembly is installed in the slideway.
In a possible implementation embodiment, the first guide rail further includes a stop portion, where the stop portion is connected to the first side wall portion and turns towards the first main body portion;
the third side wall part is at least partially positioned in a space surrounded by the stop part and the first side wall part.
In a possible embodiment, the rolling assembly further comprises a second rolling element and a connecting piece, the second rolling element being located on a side of the first rolling element remote from the first guide rail, the first rolling element and the second rolling element being mounted on the connecting piece;
the second guide rail further comprises a bearing part for bearing the second rolling bodies, the bearing part is connected with the third side wall part and located in a space surrounded by the stop part and the first side wall part, and the bearing part comprises a first surface for contacting with the second rolling bodies.
In a possible embodiment, the first surface is curved to adapt to the shape of the second rolling element.
In a possible embodiment, the first guide rail further comprises a third connecting portion connecting the first side wall portion and the stop portion, respectively, the third connecting portion being inclined to the first side wall portion and having a second surface for the second rolling body to contact.
In a possible embodiment, the second surface is curved to adapt to the shape of the second rolling element.
In a possible embodiment, the radius of the arc of the second surface is larger than the radius of the second rolling element.
In a second aspect, the present utility model provides a seat, which is mounted on a floor of a movable platform, and includes a seat body and a rail device according to any one of the embodiments of the first aspect, where the seat body is fixedly connected to a second rail of the rail device.
In a third aspect, the present utility model provides a moveable platform comprising a seat as described in the second aspect.
According to the guide rail device, the seat and the movable platform, the first guide rail is provided with the first cambered surface for supporting the first rolling bodies, the second guide rail is provided with the second cambered surface for contacting with the first rolling bodies, and the first cambered surface and the second cambered surface are arranged to be cambered, so that the first cambered surface and the second cambered surface are matched with the shapes of the first rolling bodies, the self-adaptive position adjustment of the first rolling bodies is facilitated, the good contact with the first guide rail and the second guide rail is maintained, the stability of the first rolling bodies is improved, and the first guide rail and the second guide rail are prevented from being deviated or misplaced; meanwhile, the reaction force born by the first guide rail and the second guide rail is more uniform, the abrasion of the first guide rail and the second guide rail is reduced, and the service life and the reliability of the guide rail device are improved.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from them without inventive effort for a person skilled in the art.
FIG. 1 is a side view of a rail apparatus of one embodiment along the length of a first rail or a second rail;
FIG. 2 is a side view of the first rail of one embodiment along its length;
fig. 3 is a side view of the second rail of one embodiment along its length.
Reference numerals illustrate:
10-a first guide rail; 11-a first body portion; 12-a first connection; 13-a first sidewall portion; 14-a stop; 15-a third connection; 20-a second guide rail; 21-a second body portion; 22-a second sidewall portion; 23-a second connection; 24-a third sidewall portion; 25-a supporting part; 30-a rolling assembly; 31-first rolling elements; 32-second rolling elements; 33-a connector; 40-slideway; 100-a first cambered surface; 200-a second cambered surface; 300-a first surface; 400-second surface.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, are intended to fall within the scope of the present utility model.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
In the description of the embodiments of the present utility model, it should be noted that, the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like refer to the orientation or positional relationship based on the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
Some embodiments of the present utility model are described in detail below with reference to the accompanying drawings. The following embodiments and features of the embodiments may be combined with each other without conflict.
As shown in fig. 1 to 3, the guide rail device provided by the present utility model includes a first guide rail 10, a second guide rail 20, and a rolling assembly 30.
The first rail 10 is intended to be connected to the floor of the cabin of the mobile platform, the first rail 10 comprising a first cambered surface 100. The movable platform may be a vehicle such as an automobile, a rail vehicle, a ship, an airplane, or other movable devices with a seat adjusting requirement.
The rolling assembly 30 includes a first rolling element 31, where the first rolling element 31 is disposed on the first arc surface 100 and located between the first rail 10 and the second rail 20.
The second guide rail 20 is embedded in the first guide rail 10 and is slidable in the length direction of the first guide rail 10, the second guide rail 20 includes a second cambered surface 200, and the second cambered surface 200 contacts with one side of the first rolling element 31 facing away from the first cambered surface 100.
Specifically, the second rail 20 is located at a side of the first rail 10 away from the floor, the first rail 10 and the second rail 20 are slidably connected, the first rail 10 supports the second rail 20 through the rolling assembly 30, and guides the second rail 20 to slide in the length direction of the first rail 10.
Specifically, as shown in fig. 1, the first rail 10 and the second rail 20 are vertically distributed, and the second rail 20 is located above the first rail 10. The guide rail device is used for adjusting the position of a seat of the movable platform, the guide rail device is arranged in a cabin of the movable platform, the first guide rail 10 is fixed on a bottom plate in the cabin, the second guide rail 20 is fixedly connected with the bottom surface of the seat, the length directions of the first guide rail 10 and the second guide rail 20 are parallel, and the second guide rail 20 can slide along the length direction of the second guide rail 20 under the guidance of the first guide rail 10, so that the position adjustment of the seat is realized. Alternatively, the first rail 10 and the second rail 20 are both integrally formed structures.
As shown in fig. 2, the first guide rail 10 includes a first arc surface 100 for supporting the first rolling element 31, and as shown in fig. 3, the second guide rail 20 includes a second arc surface 200 for contacting with the first rolling element 31, where the first arc surface 100 and the second arc surface 200 are arc surfaces to adapt to the shape of the first rolling element 31.
The first rolling bodies 31 are cylindrical or spherical, and are used for reducing sliding friction force between the first guide rail 10 and the second guide rail 20, so that the first guide rail 10 and the second guide rail 20 can be connected in a sliding manner. The rolling assembly 30 includes a plurality of first rolling elements 31, and the plurality of first rolling elements 31 are spaced apart along the longitudinal direction of the rail device.
Fig. 1 to 3 show a view angle of viewing along a length direction of the rail apparatus, under which the first arc surface 100 and the second arc surface 200 are arc-shaped, the first rolling body 31 is clamped between the first arc surface 100 and the second arc surface 200, the first rolling body 31 is circular, and an arc radius of the first arc surface 100 and the second arc surface 200 is greater than or equal to a radius of the first rolling body 31, so that the first arc surface 100 and the second arc surface 200 are at least partially attached to the first rolling body 31, making up for manufacturing dimensional tolerances of the first rail 10 and the second rail 20, and facilitating the first rolling body 31 to adjust a position or an angle of itself through rotation.
For example, in an alternative embodiment, the radius of the arc of the first arc surface 100 and the second arc surface 200 is larger than the radius of the first rolling element 31, and the first rolling element 31 is tangent to the first arc surface 100 and the second arc surface 200, respectively, which provides a multidirectional adaptive adjustment space for the first rolling element 31, and improves the applicability and flexibility of the first rolling element 31. It is understood that the arc radii of the first arc surface 100 and the second arc surface 200 may be the same or different.
Alternatively, the first cambered surface 100 and the second cambered surface 200 may be formed by splicing multiple sections of curved surfaces, and the multiple sections of curved surfaces smoothly transition to form an irregular curved surface shape. For example, as shown in fig. 2, the first cambered surface 100 includes a cambered surface section of the middle part, which is attached to the first rolling body 31, and two planar sections extending along the tangential direction of the cambered surface section, wherein the central angle of the cambered surface section is greater than 0 ° and less than or equal to 90 °.
According to the guide rail device provided by the utility model, the first guide rail 10 is provided with the first cambered surface 100 for supporting the first rolling bodies 31, the second guide rail 20 is provided with the second cambered surface 200 for contacting with the first rolling bodies 31, and the first cambered surface 100 and the second cambered surface 200 are arranged to be cambered, so that the first cambered surface 100 and the second cambered surface 200 are matched with the shape of the first rolling bodies 31, the self-adaptive position adjustment of the first rolling bodies 31 is facilitated, the good contact with the first guide rail 10 and the second guide rail 20 is maintained, the stability of the first rolling bodies 31 is improved, and the first guide rail 10 and the second guide rail 20 are prevented from being deviated or misplaced; meanwhile, the reaction force born by the first guide rail 10 and the second guide rail 20 is more uniform, the abrasion of the first guide rail 10 and the second guide rail 20 is reduced, and the service life and the reliability of the guide rail device are improved.
Specifically, the first rail 10 and the second rail 20 are symmetrical in their own width direction. For example, as shown in fig. 1, the first rail 10 and the second rail 20 are both of a laterally symmetrical structure.
The first rail 10 includes a first main body portion 11, a first connecting portion 12, and a first sidewall portion 13, the first sidewall portion 13 being provided on both sides of the first main body portion 11 in the width direction and extending to a side where the second rail 20 is located, the first connecting portion 12 smoothly transitioning between the first main body portion 11 and the first sidewall portion 13 to form a first cambered surface 100.
As shown in fig. 2, the first rail 10 is substantially U-shaped, the first main body 11 and the two first side wall parts 13 are each planar, the two first side wall parts 13 are located on the left and right sides of the first main body 11, and the first connecting part 12 connects the first main body 11 and the first side wall parts 13. Wherein the angle between the first sidewall portion 13 and the first body portion 11 is any angle greater than 0 ° and less than 180 °, for example, two first sidewall portions 13 extend in a direction perpendicular to the first body portion 11. The first connecting portion 12 is a bent structure that bulges downward to form a first arc surface 100 having an arc surface shape.
The second rail 20 includes a second main body portion 21, a second side wall portion 22, a second connecting portion 23, and a third side wall portion 24, the second side wall portion 22 is provided on both sides in the width direction of the second main body portion 21 and extends to the side where the first rail 10 is located, the second connecting portion 23 is connected to the second side wall portion 22 and is bent in a direction away from the first rail 10, one end of the second connecting portion 23 away from the second side wall portion 22 is connected with the third side wall portion 24, and the second connecting portion 23 has a second cambered surface 200.
As shown in fig. 3, the second guide rail 20 is substantially shaped like a "table", the second main body portion 21 is parallel to the first main body portion 11, the second main body portion 21, the second side wall portion 22 and the third side wall portion 24 are all planar, and the second side wall portion 22 and the third side wall portion 24 each have a certain included angle with the second main body portion 21. The third side wall portions 24 are located outside the second side wall portions 22, and the distance between the two third side wall portions 24 is smaller than the distance between the two first side wall portions 13, so that the second rail 20 is partially accommodated in the space surrounded by the first rail 10. The included angle between the second side wall portion 22 and the second main body portion 21, and the included angle between the third side wall portion 24 and the plane of the second main body portion 21 may be the same or different, and the second side wall portion 22 and the third side wall portion 24 are perpendicular to the plane of the second main body portion 21 and parallel to the first side wall portion 13.
The second connecting portion 23 is a bent structure that bulges upward to form a second arc surface 200 in an arc surface shape, and the connection portion between the second connecting portion 23 and the second and third side wall portions 22 and 24 is provided with a rounded chamfer so that the second connecting portion 23 is substantially in a smooth "W" shape.
Gaps are arranged between the first connecting part 12 and the second connecting part 23 and between the first side wall part 13 and the third side wall part 24, the gaps are mutually communicated to form a slideway 40, and the rolling assembly 30 is arranged in the slideway 40.
The first rail 10 further includes a stopper portion 14, and the stopper portion 14 is connected to the first side wall portion 13 and is folded in a direction toward the first main body portion 11. The third sidewall portion 24 is at least partially located in the space enclosed by the stop portion 14 and the first sidewall portion 13. As shown in fig. 2, the stop portion 14 is generally L-shaped, the stop portion 14 includes a first portion connected to the first side wall portion 13, and a second portion turned toward a side of the first portion near the first body portion 11, the first portion is parallel to the first body portion 11, the second portion is perpendicular to the first body portion 11, the stop portion 14 and the first side wall portion 13 enclose a space structure similar to a "U" shape, the third side wall portion 24 is at least partially located in the space, the stop portion 14 plays a limiting role on the second rail 20, and the second rail 20 can be prevented from being separated from the first rail 10.
The rolling assembly 30 further comprises a second rolling element 32 and a connecting piece 33, the second rolling element 32 is located on the side of the first rolling element 31 away from the first guide rail 10, and the first rolling element 31 and the second rolling element 32 are mounted on the connecting piece 33. The second rail 20 further includes a supporting portion 25 for supporting the second rolling element 32, where the supporting portion 25 is connected to the third sidewall portion 24 and is located in a space enclosed by the stop portion 14 and the first sidewall portion 13, and the supporting portion 25 includes a first surface 300 for contacting the second rolling element 32.
The connecting members 33 are located on both sides in the width direction of the second rail 20, and are sandwiched between the first rail 10 and the second rail 20. The connecting member 33 extends along the longitudinal direction of the first rail 10 or the second rail 20, and the plurality of second rolling elements 32 are disposed at intervals along the longitudinal direction of the connecting member 33. The second rolling bodies 32 and the first rolling bodies 31 are distributed up and down, so that the relative sliding between the first guide rail 10 and the second guide rail 20 is smoother.
The supporting portion 25 is disposed on a side of the third sidewall 24 away from the second connecting portion 23, and is configured to support the second rolling element 32, and the first rail 10 and the supporting portion 25 clamp and limit the second rolling element 32.
Optionally, the rolling assembly 30 moves relative to the first rail 10 at the same time as the first rail 10 moves relative to the second rail 20, so as to ensure smooth movement between the first rail 10 and the second rail 20 and prevent jamming. The first guide rail 10 is provided with a limiting mechanism for limiting the movement stroke of the rolling assembly 30 along the length direction of the first guide rail 10, so as to prevent the rolling assembly 30 from being separated from the first guide rail 10.
The first surface 300 of the bearing 25 may be planar or curved, for example, in a specific embodiment, the first surface 300 is curved to match the shape of the second rolling element 32.
As shown in fig. 3, the supporting portion 25 has a smoothly transitional bending structure to form a cambered first surface 300. The radius of the arc of the first surface 300 is greater than or equal to the radius of the second ball to at least partially conform to the second ball.
The first rail 10 further comprises a third connecting portion 15, the third connecting portion 15 connecting the first side wall portion 13 and the stop portion 14, respectively, the third connecting portion 15 being inclined to the first side wall portion 13 and having a second surface 400 for the second rolling elements 32 to contact.
The third connecting portion 15 is inclined to the first side wall portion 13 and the stopper portion 14, removes a sharp edge between the first side wall portion 13 and the stopper portion 14, improves safety of the first rail 10, and facilitates assembly of the first rail 10.
The second surface 400 is in a cambered surface shape to adapt to the shape of the second rolling element 32.
In a specific embodiment, when viewed along the length direction of the first rail 10, the radius of the arc of the second surface 400 is equal to the radius of the second rolling element 32, the central angle corresponding to the second surface 400 is greater than 0 ° and less than or equal to 90 °, and the third connecting portion 15 further includes a plane extending tangentially along the left and right sides of the second surface 400, so as to provide a space for the second rolling element 32 to adaptively adjust, thereby avoiding the second rolling element 32 from being jammed and affecting the relative sliding of the first rail 10 and the second rail 20.
In another specific embodiment, the radius of the arc of the second surface 400 is larger than the radius of the second rolling element 32, the second rolling element 32 is tangential to the second surface 400, and the second rolling element 32 can roll or rotate on the second surface 400, so as to realize self-adaptive adjustment of the position of the second rolling element 32.
The utility model also provides a seat which is arranged in the bottom plate of the movable platform and comprises a seat body and the guide rail device provided by any embodiment, wherein the seat body is fixedly connected with the second guide rail 20 of the guide rail device. Specifically, the first guide rail 10 is fixed on the bottom plate, the second guide rail 20 is fixedly connected with the bottom surface of the seat body, the first guide rail 10 and the second guide rail 20 are parallel to each other, and the second guide rail 20 can slide along the length direction of the second guide rail 20 under the guidance of the first guide rail 10, so that the position adjustment of the seat is realized. Preferably, the two guide rail devices are distributed at intervals along the width direction of the seat body and are parallel to each other.
According to the seat provided by the utility model, the first guide rail 10 is provided with the first cambered surface 100 for supporting the first rolling bodies 31, the second guide rail 20 is provided with the second cambered surface 200 for contacting with the first rolling bodies 31, and the first cambered surface 100 and the second cambered surface 200 are arranged to be cambered, so that the first cambered surface 100 and the second cambered surface 200 are matched with the shape of the first rolling bodies 31, the self-adaptive position adjustment of the first rolling bodies 31 is facilitated, the good contact with the first guide rail 10 and the second guide rail 20 is maintained, the stability of the first rolling bodies 31 is improved, and the first guide rail 10 and the second guide rail 20 are prevented from being deviated or misplaced; meanwhile, the reaction force born by the first guide rail 10 and the second guide rail 20 is more uniform, the abrasion of the first guide rail 10 and the second guide rail 20 is reduced, and the service life and the reliability of the guide rail device are improved.
The utility model also provides a movable platform, which comprises the seat provided by any embodiment. The movable platform may be a vehicle such as an automobile, a rail vehicle, a ship, an airplane, or other movable devices with a seat adjusting requirement.
The above disclosure is only a preferred embodiment of the present utility model, and it should be understood that the scope of the utility model is not limited thereto, but all or part of the procedures for implementing the above embodiments can be modified by one skilled in the art according to the scope of the appended claims.
Claims (10)
1. A rail apparatus, comprising:
the first guide rail is used for being connected with the bottom plate of the cabin of the movable platform and comprises a first cambered surface;
the rolling assembly comprises a first rolling body, and the first rolling body is arranged on the first cambered surface;
the second guide rail is embedded in the first guide rail and can slide along the length direction of the first guide rail, the second guide rail comprises a second cambered surface, and the second cambered surface is contacted with one side of the first rolling body, which is opposite to the first cambered surface.
2. The guide rail device according to claim 1, wherein the first guide rail and the second guide rail are each symmetrical in a width direction thereof;
the first guide rail comprises a first main body part, a first connecting part and a first side wall part, the first side wall part is arranged on two sides of the width direction of the first main body part and extends to one side where the second guide rail is arranged, and the first connecting part is in smooth transition between the first main body part and the first side wall part to form the first cambered surface;
the second guide rail comprises a second main body part, a second side wall part, a second connecting part and a third side wall part, the second side wall part is arranged on two sides of the second main body part in the width direction and extends to one side where the first guide rail is located, the second connecting part is connected with the second side wall part and bends towards the direction away from the first guide rail, one end of the second connecting part away from the second side wall part is connected with the third side wall part, and the second connecting part is provided with a second cambered surface;
gaps are formed between the first connecting part and the second connecting part and between the first side wall part and the third side wall part so as to form a slideway, and the rolling assembly is installed in the slideway.
3. The guide rail device according to claim 2, wherein the first guide rail further includes a stopper portion that is connected to the first side wall portion and is folded in a direction toward the first main body portion;
the third side wall part is at least partially positioned in a space surrounded by the stop part and the first side wall part.
4. A rail arrangement according to claim 3, wherein the rolling assembly further comprises a second rolling element and a connecting piece, the second rolling element being located on a side of the first rolling element remote from the first rail, the first rolling element and the second rolling element being mounted on the connecting piece;
the second guide rail further comprises a bearing part for bearing the second rolling bodies, the bearing part is connected with the third side wall part and located in a space surrounded by the stop part and the first side wall part, and the bearing part comprises a first surface for contacting with the second rolling bodies.
5. The guide rail device according to claim 4, wherein the first surface is curved to match the shape of the second rolling element.
6. The guide rail apparatus of claim 4, wherein the first guide rail further comprises a third connecting portion connecting the first side wall portion and the stopper portion, respectively, the third connecting portion being inclined to the first side wall portion and having a second surface for the second rolling body to contact.
7. The guide rail device according to claim 6, wherein the second surface is curved to fit the shape of the second rolling element.
8. The guide rail device according to claim 7, wherein the radius of the arc of the second surface is larger than the radius of the second rolling element.
9. A seat mounted on a floor of a movable platform, comprising a seat body and a track arrangement as claimed in any one of claims 1 to 8, the seat body being fixedly connected to a second track of the track arrangement.
10. A mobile platform comprising a seat as claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320173162.XU CN219172232U (en) | 2023-01-17 | 2023-01-17 | Guide rail device, seat and movable platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320173162.XU CN219172232U (en) | 2023-01-17 | 2023-01-17 | Guide rail device, seat and movable platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219172232U true CN219172232U (en) | 2023-06-13 |
Family
ID=86665102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320173162.XU Active CN219172232U (en) | 2023-01-17 | 2023-01-17 | Guide rail device, seat and movable platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219172232U (en) |
-
2023
- 2023-01-17 CN CN202320173162.XU patent/CN219172232U/en active Active
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