CN218505708U - Installation mechanism, seat back, vehicle seat and vehicle - Google Patents

Abstract

The application provides a installation mechanism, backrest, vehicle seat and vehicle, installation mechanism includes: the first mounting surface is provided with a first connecting piece; the second connecting piece comprises a second mounting surface, a mounting hole is formed in the second mounting surface, and the central axis of the mounting hole is parallel to the central axis of the first connecting piece and perpendicular to the first mounting surface and the second mounting surface. The application provides an installation mechanism, backrest, vehicle seat and vehicle can save the device and the process of two at least connection structure simultaneous localization, helps simplifying the device installation, reduces the device installation degree of difficulty.

Description

Installation mechanism, seat back, vehicle seat and vehicle

Technical Field

The application relates to the technical field of vehicles, in particular to an installation mechanism, a seat backrest, a vehicle seat and a vehicle.

Background

In the related art, in order to satisfy the comfort and functionality requirements of the rear seat of the vehicle, additional components are mounted on the back frame of the seat. In order to mount the device, at least two corresponding connecting structures are usually disposed on the backrest frame according to the device structure, and each connecting structure can provide a positioning point for the device to fix the device at a predetermined position on the backrest frame. However, when the device is mounted, the device and the positioning points provided by the at least two connecting structures need to be positioned at the same time to fix the device at the predetermined position, so that the device mounting process is complicated.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present application provides a mounting mechanism, a seat back, a vehicle seat and a vehicle, so as to solve the problem that when a device is mounted, the device and at least two connecting structures need to be positioned at the same time, which results in a complicated device mounting process.

In view of the above, the present application provides a mounting mechanism comprising: the first mounting surface is provided with a first connecting piece; the second connecting piece comprises a second mounting surface, a mounting hole is formed in the second mounting surface, and the central axis of the mounting hole is parallel to the central axis of the first connecting piece and perpendicular to the first mounting surface and the second mounting surface.

Further, the second connecting piece comprises a connecting part used for fixing the second mounting surface, and step-shaped side lugs are arranged on two sides of the connecting part.

Furthermore, a first positioning hole and a second positioning hole are arranged on the connecting portion, the first positioning hole is a round hole, and the second positioning hole is a waist-shaped hole.

Furthermore, the second connecting piece also comprises a sheet structure with uniform thickness, the surface of the sheet structure forms the second mounting surface, and the connecting part is a flanging arranged at the edge of the sheet structure.

Further, the first connector includes a threaded post.

Furthermore, one end of the threaded column is provided with a boss used for being welded with the first mounting surface.

Based on the same inventive concept, the application also provides a seat backrest, which comprises a backrest framework and the mounting mechanism; the backrest framework comprises an outer frame and a fixed support, the outer frame is used for forming the appearance of the backrest framework, and the fixed support is connected into the outer frame; the second connecting piece is connected to the outer frame, and the first connecting piece is connected to the fixed support.

Furthermore, the outer frame comprises two side plate assemblies arranged at intervals and an upper cross beam, wherein two ends of the upper cross beam are fixedly connected with the two side plate assemblies respectively; the upper cross beam is arranged above the fixed support at intervals, and the second connecting piece is connected to the upper cross beam.

Based on the same inventive concept, the present application also provides a vehicle seat, including: the mounting mechanism or the seat back.

Further, the vehicle seat still includes the safety belt coiler, the safety belt coiler set up in first connecting piece with between the second connecting piece to through the fastener with first connecting piece with the second connecting piece is connected respectively.

Based on the same inventive concept, the application also provides a vehicle comprising the vehicle seat.

The installation mechanism, the seat back, the vehicle seat and the vehicle provided by the application can provide a predetermined locus for the device through the first connecting piece arranged on the first installation surface, and the device can be connected with the first connecting piece firstly when the device is installed, so that the prepositioning is completed. Since the central axis of the mounting hole is perpendicular to the first mounting surface and the second mounting surface, the first mounting surface and the second mounting surface are parallel. After the device is connected with the first connecting piece, the device can be driven to rotate around the first connecting piece, and the first mounting surface is parallel to the second mounting surface, so that the device can be connected with a mounting hole formed in the second mounting surface in the rotating process, further positioning is completed, namely, after the device is connected with the first connecting piece and the second connecting piece in sequence, the mounting process of the device and the backrest framework can be completed. The device is installed by the aid of the device installing method, the process that the locating points provided by the at least two connecting structures on the device and the backrest framework are located simultaneously can be omitted, the device installing process is simplified, and device installing difficulty is reduced.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic view of a mounting mechanism according to an embodiment of the present application;

FIG. 2 is a partial schematic view of a mounting mechanism of an embodiment of the present application shown in a back frame;

FIG. 3 is a partial view of another orientation of the mounting mechanism of the present application as positioned on the back frame;

FIG. 4 is a schematic view of the mounting mechanism of an embodiment of the present application with a seatbelt retractor attached;

fig. 5 is a schematic view of a back frame to which a seatbelt retractor is attached according to an embodiment of the present application.

Description of the reference numerals:

1. a first connecting member; 11. a threaded post; 12. a boss;

2. a second connecting member; 21. a second mounting surface; 211. mounting holes; 22. a connecting portion; 221. a first positioning hole; 222. a second positioning hole; 23. a lateral ear;

3. a backrest frame; 31. an outer frame; 311. an upper cross beam; 312. a side plate assembly; 32. fixing a bracket;

4. a seat belt retractor; 41. a first mounting structure; 42. a second mounting structure;

5. the first mounting surface.

Detailed Description

In order that the above objects, features and advantages of the present application may be more clearly understood, the scheme of the present application will be further described below. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, but the present application may be practiced in other ways than those described herein; it is to be understood that the embodiments described in this specification are only some embodiments of the present application and not all embodiments.

In view of the above, as shown in fig. 1, fig. 2 and fig. 3, an embodiment of the present application provides a mounting mechanism, including: the first installation surface 5, the first connecting piece 1 is arranged on the first installation surface 5; and the second connecting piece 2, wherein the second connecting piece 2 comprises a second mounting surface 21, the second mounting surface 21 is provided with a mounting hole 211, and the central axis (the dotted line a in fig. 1) of the mounting hole 211 is parallel to the central axis (the dotted line b in fig. 1) of the first connecting piece 1 and is perpendicular to the first mounting surface 5 and the second mounting surface 21.

The mounting mechanism of the present embodiment is used in connection with a mounting structure of a device, which in the related art has various forms including, but not limited to:

providing mounting structures with attachment holes on two or more sides of the body structure of the device, one mounting structure on each side and one attachment hole on each mounting structure, or

Providing mounting structures with attachment holes on two or more sides of the body structure of the device, each side having a plurality of mounting structures, each mounting structure having an attachment hole, or

Providing mounting structures with attachment holes on two or more sides of the main body structure of the device, one mounting structure on each side, each mounting structure having a plurality of attachment holes, or

And arranging mounting structures with connecting holes on two sides or multiple sides of the main structure of the device, wherein each side is provided with a plurality of mounting structures, and each mounting structure is provided with a plurality of connecting holes.

Alternatively, the mounting holes 211 are threaded holes with an inner flange, which enable mounting of devices by existing fasteners such as bolts.

Alternatively, the mounting hole 211 is a through hole with a smooth hole wall, and the device can be mounted through a bolt and a nut.

Optionally, the mounting hole 211 is a through hole with a smooth hole wall, a nut is welded or riveted to the back surface of the second mounting surface 21 (the front surface of the second mounting surface 21 is attached to the mounting structure of the device), and the device can be mounted by an existing fastener such as a bolt.

Corresponding to the arrangement of the mounting structures of the components to be mounted, one or more first connecting pieces 1 can be arranged on the first mounting surface 5, and each first connecting piece 1 can be connected with one connecting hole on the mounting structure on one side of the component. Similarly, one or more mounting holes 211 may be provided on the second mounting surface 21 of the second connector 2, each mounting hole 211 being capable of connecting with a connecting hole on a mounting structure of the same device on the other side.

In the mounting mechanism of the present embodiment, the first attachment member 1 is provided on the first mounting surface 5, and after the device is connected to the first attachment member 1 through the attachment hole in the mounting structure, the device and the back frame 3 of the seat have already completed the positioning of the first point, that is, the pre-positioning has been completed. Since the second connector 2 is connected to the device by providing the second mounting surface 21 parallel to the first mounting surface 5 and providing the mounting holes 211 on the second mounting surface 21, when the device is connected to the second connector 2, the device can be driven to rotate around the first connector 1 until the mounting holes 211 on the second mounting surface 21 are aligned with the connection holes of the device. Due to the structure of the second connector 2 described above, the device is not hindered during rotation. After the device is connected to the second connecting part 2, the device is positioned to a second point on the backrest frame 3. At the same time, the device remains attached to the first mounting surface 5 and the second mounting surface 21. In other words, the device is simultaneously attached to the two surfaces and positioned through the two points, and the device is already fixed at the predetermined position on the backrest frame 3, that is, the installation process of the device is already completed.

Further, when the mounting structures of the devices are fixed to the first connector 1 and the second connector 2, the mounting structures are respectively attached to the first mounting surface 5 and the second mounting surface 21. The central axis of the first connecting piece 1 is perpendicular to the first mounting surface 5, and the central axis of the second connecting piece 2 is perpendicular to the second mounting surface 21, so that the contact area between the mounting structure of the device and the mounting mechanism of the embodiment is increased, and the uniform constraint force on the mounting structure of the device after connection can be ensured.

The mounting mechanism provided by the embodiment can provide a predetermined position for the device through the first connecting piece 1 arranged on the first mounting surface 5, and when the device is mounted, the device can be connected with the first connecting piece 1 to complete the pre-positioning. Since the center axes of the mounting holes 211 are perpendicular to the first and second mounting surfaces 5 and 21, the first and second mounting surfaces 5 and 21 are parallel. After the device is connected with the first connecting piece 1, the device can be driven to rotate around the first connecting piece 1, and the first mounting surface 5 is parallel to the second mounting surface 21, so that the device can be connected with the mounting hole 211 arranged on the second mounting surface 21 in the rotating process, further positioning is completed, namely, after the device is connected with the first connecting piece 1 and the second connecting piece 2 in sequence, the mounting process of the device and the backrest framework 3 can be completed. The installation mechanism of the embodiment is adopted to install the device, so that the process of simultaneously positioning the device and positioning points provided by at least two connecting structures on the backrest framework 3 can be omitted, the device installation process is facilitated to be simplified, and the device installation difficulty is reduced.

As shown in fig. 1, further, the second connector 2 includes a connecting portion 22 for fixing the second mounting surface 21, and stepped side lugs 23 are provided on both sides of the connecting portion 22.

Alternatively, the connecting portion 22 may be fixedly connected to the backrest frame 3 by using a conventional fastener such as a screw.

Alternatively, the connecting portion 22 may be formed by welding the side ear 23 to the backrest frame 3 to fixedly connect the second mounting surface 21 to the backrest frame 3.

The side lugs 23 used for being welded with the backrest framework 3 are arranged on two sides of the connecting part 22 and form a step shape with the connecting part 22, so that the side lugs 23 can be prevented from being shielded by the connecting part 22 and the second mounting surface 21, and welding by an assembler is facilitated; but also to avoid large thermal deformation of the connection portion 22 caused by welding.

As shown in fig. 1, in some embodiments, the connecting portion 22 is provided with a first positioning hole 221 and a second positioning hole 222, the first positioning hole 221 is a circular hole, and the second positioning hole 222 is a kidney-shaped hole.

The connecting portion 22 is initially positioned by the second positioning hole 222, and after the initial positioning, the connecting portion 22 further has a moving space along the length direction of the waist-shaped hole. Then, the connection portion 22 is precisely positioned with a predetermined position of the backrest frame 3 by re-positioning through the circular first positioning hole 221.

As shown in fig. 1, in some embodiments, the second connector 2 further includes a sheet structure with a uniform thickness, a surface of the sheet structure forms the second mounting surface 21, and the connecting portion 22 is a flange disposed at an edge of the sheet structure. This structure can simplify the process of forming the sheet-like structure and the connecting portion 22, contributing to a reduction in the processing cost.

As shown in fig. 1, 2 and 3, in some embodiments, the first connector 1 comprises a threaded post 11.

The threaded column 11 is fixedly connected with the first mounting surface 5 through welding, riveting or screwing. The threaded post 11 is capable of mounting the device by mating with a nut.

Since the threaded post 11 can be directly inserted into the connection hole of the mounting structure of the device, when the device is mounted on the mounting structure of the present embodiment, the mounting structure with the connection hole is inserted into the threaded post 11. The connection holes on the other mounting structure of the device are then aligned with the mounting holes 211 on the second connector 2. Then, the bolt is installed to the second connector 2, the nut is installed to the threaded post 11, and the bolt and the nut are pre-tightened. And finally, screwing the bolt matched with the mounting hole 211 and the nut matched with the threaded column 11 to reach a preset torque value. Thus far, the device has been securely and reliably fixed to the mounting mechanism of the present embodiment.

As shown in fig. 1, 2 and 3, in some embodiments, one end of the threaded post 11 is provided with a boss 12 for welding with the first mounting surface 5.

Optionally, the boss 12 is a circular sheet structure. When the threaded column 11 is welded, the boss 12 can increase the welding area between the threaded column 11 and the first mounting surface 5, and meanwhile, damage to threads on the threaded column 11 caused by welding seams can be avoided.

Based on the same inventive concept, in combination with the description of the mounting mechanisms of the above embodiments, this embodiment provides a seat back, which has the corresponding technical effects of the mounting mechanisms of the above embodiments, and will not be described again.

Referring to fig. 5, a seat back includes a back frame 3, and the mounting mechanism of any one of the above embodiments; the back frame 3 includes an outer frame 31 and a fixing bracket 32, the outer frame 31 is used for forming the appearance of the back frame 3, and the fixing bracket 32 is connected to the inner frame 31; the second connector 2 is fixedly connected to the outer frame 31, and the first connector 1 is connected to the fixing bracket 32.

As shown in fig. 2, 3 and 5, in some embodiments, the outer frame 31 includes two side plate assemblies 312 disposed at intervals, and an upper cross beam 311 having two ends fixedly connected to the two side plate assemblies 312; the upper beam 311 is disposed above the fixing bracket 32 at an interval, and the second connector 2 is connected to the upper beam 311.

The two ends of the fixing bracket 32 are fixedly connected to the two side plate assemblies 312 respectively. The outer surface of the fixing bracket 32 serves as the first mounting surface 5.

Based on the same inventive concept, in combination with the description of the mounting mechanisms of the above embodiments and the seat backs of the above embodiments, the present embodiment provides a vehicle seat having the technical effects corresponding to the mounting mechanisms of the above embodiments and the seat backs of the above embodiments, and the description thereof is omitted here.

A vehicle seat, comprising: the mounting mechanism of any of the embodiments above or the seat back of any of the embodiments above.

As shown in fig. 4 and 5, in some embodiments, the vehicle seat further includes a seatbelt retractor 4, and the seatbelt retractor 4 is disposed between the first link 1 and the second link 2 and is connected to the first link 1 and the second link 2 by a fastener, respectively.

In the related art, because the mounting structure of safety belt coiler 4 is comparatively complicated, unsuitable setting is on back skeleton 3, therefore safety belt coiler 4 can only install on the cushion skeleton, and this just causes the tensile distance overlength of safety belt, and for the motion stability who improves the safety belt, need set up safety belt guiding mechanism in seat cushion and seat back, has taken the great space in the seat.

In the present embodiment, the first mounting structure 41 of the seatbelt retractor 4 can be fixed by the second link 2 of the mounting mechanism, and the second mounting structure 42 of the seatbelt retractor 4 can be fixed by the first link 1. In this way, it is possible to mount the belt retractor 4 on the backrest frame 3, the belt stretch distance is reduced to a greater extent, on the one hand the movement of the belt can be made more stable, and on the other hand the space in the seat can be used for mounting more additional components since the belt guide in the seat backrest and seat cushion is omitted.

Based on the same inventive concept and in combination with the description of the vehicle seat of the above embodiment, the present embodiment provides a vehicle, which has the corresponding technical effects of the vehicle seat of the above embodiment, and will not be described again.

A vehicle includes the vehicle seat of the above embodiment.

It is noted that, in this document, relational terms such as "first" and "second," and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

Claims (11)

1. A mounting mechanism, comprising: the first mounting surface (5), wherein a first connecting piece (1) is arranged on the first mounting surface (5);

the second connecting piece (2) comprises a second mounting surface (21), a mounting hole (211) is formed in the second mounting surface (21), and the central axis of the mounting hole (211) is parallel to the central axis of the first connecting piece (1) and perpendicular to the first mounting surface (5) and the second mounting surface (21).

2. The mounting mechanism as claimed in claim 1, characterised in that the second connecting piece (2) comprises a connecting portion (22) for fixing the second mounting surface (21), the connecting portion (22) being provided on both sides with stepped side lugs (23).

3. The mounting mechanism according to claim 2, wherein the connecting portion (22) is provided with a first positioning hole (221) and a second positioning hole (222), the first positioning hole (221) is a circular hole, and the second positioning hole (222) is a kidney-shaped hole.

4. The mounting mechanism according to claim 2, wherein the second connecting member (2) further comprises a plate-like structure having a uniform thickness, a surface of the plate-like structure forming the second mounting surface (21), and the connecting portion (22) is a flange provided at an edge of the plate-like structure.

5. The mounting mechanism according to claim 1, wherein the first attachment member (1) comprises a threaded post (11).

6. The mounting mechanism according to claim 5, wherein one end of the threaded stud (11) is provided with a boss (12) for welding with the first mounting surface (5).

7. A seat back, characterized by comprising a back frame (3), and a mounting mechanism according to any one of claims 1 to 6;

the backrest framework (3) comprises an outer framework (31) and a fixed support (32), the outer framework (31) is used for forming the appearance of the backrest framework (3), and the fixed support (32) is connected into the outer framework (31); the second connecting piece (2) is connected to the outer frame (31), and the first connecting piece (1) is connected to the fixing support (32).

8. The seat back according to claim 7, wherein the outer frame (31) comprises two spaced apart side plate assemblies (312) and an upper cross member (311) having two ends fixedly connected to the two side plate assemblies (312), respectively; the upper cross beam (311) is arranged above the fixed support (32) at intervals, and the second connecting piece (2) is connected to the upper cross beam (311).

9. A vehicle seat, characterized by comprising: a mounting mechanism as claimed in any one of claims 1 to 6 or a seat back as claimed in any one of claims 7 to 8.

10. The vehicle seat according to claim 9, further comprising a seatbelt retractor (4), the seatbelt retractor (4) being disposed between the first connecting member (1) and the second connecting member (2) and being connected to the first connecting member (1) and the second connecting member (2) by fasteners, respectively.

11. A vehicle comprising a vehicle seat according to any one of claims 9-10.

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