CN219215012U - Single-layer framework structure of stainless steel seat of metro vehicle - Google Patents
Single-layer framework structure of stainless steel seat of metro vehicle Download PDFInfo
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- CN219215012U CN219215012U CN202223219786.5U CN202223219786U CN219215012U CN 219215012 U CN219215012 U CN 219215012U CN 202223219786 U CN202223219786 U CN 202223219786U CN 219215012 U CN219215012 U CN 219215012U
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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
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- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
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Abstract
The utility model discloses a single-layer framework structure of a stainless steel seat of a metro vehicle, and belongs to the technical field of seats of rail transit vehicles; the utility model comprises at least one framework component for supporting a chair surface component, wherein the chair surface component is provided with a stainless steel chair surface with an L-shaped structure, and a pressing nest with an arc-shaped structure is formed at the tail end of the horizontal section of the L-shaped structure of the stainless steel chair surface; the connecting support is fixedly connected in the pressing nest, the bottom end of the framework component is detachably connected with the connecting support, the top end of the framework component is fixedly connected with the welding plate and is clamped with the groove formed at the top end of the stainless steel seat in an embedded mode, and the side, far away from the seat component, of the framework component is detachably connected with the vehicle body.
Description
Technical Field
The utility model relates to the technical field of rail transit vehicle seats, in particular to a single-layer framework structure of a stainless steel seat of a metro vehicle.
Background
With economic development, urban public transportation in China develops rapidly in recent years, subway vehicles have the advantages of large passenger capacity, high speed, safety, punctual performance, energy conservation, environmental protection and the like, are popular among people, subway demand in various places in China continuously grows, at present, stainless steel seats in traditional ground vehicles are all double-layer frameworks, a plurality of the seats are adhered with one-layer frameworks, an installation framework is additionally designed, and a total of two-layer framework structure is provided, so that the double-layer frameworks have the following defects:
1) The weight is higher, the production cost is higher, and the form is single;
2) The double-layer framework, wherein one layer of framework needs to be adhered to the chair surface, is a special technological process, has complex process, higher difficulty and poor environmental protection performance.
Therefore, with the problems, the utility model provides a single-layer framework structure of a stainless steel seat for a metro vehicle, which is light in weight, convenient to detach and good in environmental protection performance, and the framework are connected with the side wall of the vehicle body in a mechanical installation mode.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provides a single-layer framework structure of a stainless steel seat of a metro vehicle.
In order to achieve the above object, the present utility model provides the following technical solutions:
the utility model discloses a single-layer framework structure of a stainless steel seat of a metro vehicle, which comprises the following components:
the seat comprises at least one framework component for supporting a seat component, wherein the seat component is provided with a stainless steel seat with an L-shaped structure, and a pressing nest with an arc-shaped structure is formed at the tail end of the horizontal section of the L-shaped structure of the stainless steel seat;
the connecting support is fixedly connected in the pressing nest, the bottom end of the framework component is detachably connected with the connecting support, the top end of the framework component is fixedly connected with the welding plate and is in clamping connection with a groove formed in the top end of the stainless steel seat in an embedded mode, and the side, far away from the seat component, of the framework component is detachably connected with the vehicle body.
Further, the stainless steel chair surface comprises a panel and end plates welded at two ends of the panel, wherein the top end of the panel is bent to form a bending section through a bending process, and the bending section is used for forming the groove.
Further, the skeleton composition is the frame construction, and it includes two interval setting structures are the skeleton main part of L type structure, two the surface bending type that the skeleton main part looks deviate from has the installation interface board.
Further, a welding surface extending obliquely upwards is formed on the side, far away from the stainless steel seat surface, of the top end of the framework main body, and the welding surface is fixedly connected with the welding plate through a welding process.
Further, a plurality of lightening holes are formed in the framework main body, side reinforcing plates are fixedly connected to the side surfaces of the L-shaped corner positions of the framework main body, and reinforcing plates are fixedly connected to two sides of the mounting interface plate at the top end of the framework main body.
Furthermore, the inner surface and the outer surface of the L-shaped structure of the framework main body are uniformly provided with welding positioning structures for positioning the support plates and the connecting plates connected between the two framework main bodies.
Further, the chair seat is formed by a section bar, the section bar is fixedly connected in the pressing nest of the stainless steel chair seat through an adhesion process, and the section bar is connected with the connecting bracket in a detachable mode through a connecting piece.
Further, the cross section of the section bar is of a closed annular structure, and one side of the section bar is provided with a convex cambered surface which is matched with the inner surface of the pressing nest.
Furthermore, the structure of the connecting bracket is a plate-shaped body structure, one side of the connecting bracket is provided with an ear plate corresponding to the position of the framework, and the ear plate is detachably connected with the framework through a connecting piece.
Further, the framework is made of carbon steel.
In the technical scheme, the single-layer framework structure of the stainless steel seat for the metro vehicle is designed, the framework is of a single-layer framework structure, the top end of the framework is clamped with the seat surface, the bottom end of the framework is connected with the seat surface through bolts, the backrest position of the framework corresponding to the seat surface is connected with the side wall of the vehicle body through bolts, the bonding process of the framework and the seat surface is avoided, the mechanical installation mode connection of the seat surface and the framework and the side wall of the vehicle body is realized, and the disassembly convenience is greatly improved;
compared with the prior art, the single-layer framework structure of the stainless steel seat has the following beneficial effects:
1) The processing technology is simple, the disassembly and the assembly are convenient, the weight is light, and the production cost can be effectively reduced;
2) The process of large-area bonding of the framework composition and the chair surface composition is omitted, and the environment-friendly performance is good;
3) The chair surface accords with the ergonomic design, so that the riding comfort of passengers is effectively improved;
4) The skeleton composition effectively improves the welding precision by introducing equipment such as a welding workstation, a high-precision inspection tool and the like, and solves the problem of welding deformation of the carbon steel skeleton.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is an exploded view of a single-layer framework structure of a stainless steel seat of a metro vehicle disclosed by the utility model;
FIG. 2 is an isometric view of a single-layer framework structure of a stainless steel seat of a metro vehicle disclosed by the utility model;
FIG. 3 is an isometric view of another view of a single layer skeletal structure of a stainless steel seat of a metro vehicle of the present disclosure;
FIG. 4 is an enlarged partial view of the A position of FIG. 3;
FIG. 5 is an enlarged view of part of the B position of FIG. 3;
FIG. 6 is an enlarged partial view of the position C of FIG. 3;
FIG. 7 is an exploded view of a single-layer skeleton structure seat surface composition of a stainless steel seat of a metro vehicle disclosed by the utility model;
FIG. 8 is an exploded view of a stainless steel seat surface of a single-layer skeleton structure of a stainless steel seat of a metro vehicle disclosed by the utility model;
FIG. 9 is an isometric view of a single-layer skeleton structure skeleton composition of a stainless steel seat of a metro vehicle disclosed by the utility model;
FIG. 10 is an exploded view of a single-layer skeleton structure skeleton composition of a stainless steel seat of a metro vehicle disclosed by the utility model;
fig. 11 is a schematic structural view of a single-layer skeleton structure skeleton body of a stainless steel seat of a metro vehicle.
Reference numerals illustrate:
1. a chair surface; 2. a framework; 3. a connecting piece;
11. stainless steel chair surface; 12. a section bar; 13. a connecting bracket;
111. a panel; 112. an end plate; 113. pressing the nest; 114. a bending section;
21. a skeleton main body; 22. s plate: 23. a reinforcing plate; 24. welding plates; 25. a support plate; 26. a ground plate; 27. a side reinforcing plate; 28. a connecting plate;
211. installing an interface board; 212. and welding the positioning structure.
Detailed Description
In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.
FIG. 1 is an exploded view of a single-layer framework structure of a stainless steel seat of a metro vehicle;
FIG. 2 is an isometric view of a single-layer framework structure of a stainless steel seat of a metro vehicle;
the utility model discloses a single-layer framework structure of a stainless steel seat of a metro vehicle, which comprises the following components: the chair surface is 1 and the framework is 2;
the seat assembly 1 can be a seat assembly with one person or more than two persons, the framework assembly 2 is an integrated structure and is used for supporting the seat assembly 1, the actual number of the framework assemblies 2 is selected according to the length of the seat assembly 1, the seat assembly 1 is taken as three persons in the embodiment, the framework assembly 2 comprises three examples, and the connecting pieces 3 in the embodiment are all screws or bolts used in the prior art;
FIG. 3 is an isometric view of a metro vehicle stainless steel seat single layer skeleton structure from another perspective;
the chair surface assembly 1 is provided with a stainless steel chair surface 11 with an L-shaped structure, and a pressing nest 113 with an arc-shaped structure is formed at the tail end of the horizontal section of the L-shaped structure of the stainless steel chair surface 11;
the connecting support 13 is fixedly connected in the pressing nest 113, the bottom end of the framework component 2 is detachably connected with the connecting support 13, the top end of the framework component 2 is fixedly connected with the welding plate 24 and is clamped with a groove formed at the top end of the stainless steel seat 11 in an embedded mode, and the side, away from the seat component 1, of the framework component 2 is detachably connected with the vehicle body.
In the structure, the framework component 2 is supported below the seat component 1 along with the seat component 1, when the seat is assembled, as shown in fig. 5, the top end of the framework component 2 is clamped with the seat component 1, as shown in fig. 4, the bottom end of the framework component 2 is detachably connected with the connecting bracket 13 of the seat component 1 through the connecting piece 3, the backrest position of the framework component 2 corresponding to the seat component 1 is detachably connected with a vehicle body through the connecting piece 3 (not shown), the bonding process of the framework component and the seat component is avoided, and the seat, the framework and the side wall of the vehicle body are all connected in a mechanical installation mode, so that the disassembly convenience is greatly improved;
FIG. 7 is an exploded view of a single-layer skeleton structure seat surface composition of a stainless steel seat of a metro vehicle;
preferably, the seat assembly 1 further comprises a section bar 12, the section bar 12 is fixedly connected in the pressing nest 113 of the stainless steel seat 11 through an adhesion process, and the section bar 12 is detachably connected with the connecting bracket 13 through the connecting piece 3. Preferably, the connecting bracket 13 is configured as a plate-shaped body structure, one side of the connecting bracket is bent at a position corresponding to the framework component 2, and the lug plate is detachably connected with the framework component 2 through the connecting piece 3.
Specifically, the seat assembly 1 comprises a stainless steel seat 11, a section bar 12 and a connecting bracket 13;
the stainless steel chair surface 11 is a stainless steel plate with the thickness of 1.2mm, the section bar 12 is formed by processing 6063-T6 aluminum section bar, the section bar 12 has a closed annular structure (similar to a cloud type), one side of the section bar 12 is formed with a convex cambered surface matched with the inner surface of the pressing nest 113, the section bar is tightly attached to the inner surface of the pressing nest arc of the stainless steel chair surface 11 through the convex cambered surface, the installation coordination degree is high, and the quality of the chair is improved;
the linking bridge 13 is used for connecting seat and constitutes 1 and skeleton and constitute 2, and linking bridge 13 is by high strength alloy steel sheet unloading, bending, welding, and wherein, linking bridge 13 forms the otic placode after bending the shaping, and the welding has the stiffening rib between otic placode and the linking bridge 13 main part, has the stiffening rib structure to design, increases intensity, and after the welding is accomplished, linking bridge 13 surface carries out electrophoresis treatment, promotes anticorrosive effect.
When the seat surface assembly 1 is assembled, as shown in fig. 6, structural adhesive is used for bonding the section bar 12 into the pressing nest 113 of the stainless steel seat surface 11, and then a connecting bracket 13 is fixedly connected with the stainless steel seat surface 11 by using a screw;
FIG. 8 is an exploded view of a stainless steel seat surface of a single-layer framework structure of a stainless steel seat of a metro vehicle;
preferably, the stainless steel seat 11 includes a panel 111 and end plates 112 welded to both ends of the panel 111, wherein the top end of the panel 111 is bent with a bending section 114 through a bending process, and a groove is formed through the bending section 114.
Specifically, panel 111 is stainless steel sand blasting board, and panel 111 bottom is pressed the nest, and the top forms the recess through section 114 that bends, and panel 111 shaping back both ends welding has end plate 112, polishes after the welding, then the sandblast, guarantees intensity and outward appearance good, and the seat molding satisfies ergonomic requirement, takes comfortablely, and seat sand blasting board outward appearance is clean, clean and tidy, pleasing to the eye in addition.
FIG. 9 is an isometric view of a single-layer skeleton structure skeleton composition of a stainless steel seat of a metro vehicle;
FIG. 10 is an exploded view of a single-layer skeleton structure skeleton composition of a stainless steel seat of a metro vehicle;
preferably, the framework 2 is a frame structure, the material is a carbon steel material, the framework 2 comprises two framework main bodies 21 with L-shaped structures at intervals, the surface, deviating from the two framework main bodies 21, of which is bent, is provided with an installation interface plate 211, and the installation interface plate 211 is connected with the vehicle body and the connecting bracket 13 in a detachable manner through the connecting piece 3.
Specifically, the main body of the framework 2 is formed by welding high-strength alloy steel plates with the thickness of 2mm and the brand number of Q355B, and mainly comprises two framework main bodies 21 which are used for forming the appearance of the framework 2 and providing a seat and vehicle body installation interface;
a plurality of backup pads 25 have been welded between two skeleton main part 21 for connect two skeleton main part 21, provide the supporting role for seat constitution 1 simultaneously, still weld a plurality of connecting plates 28 between two skeleton main part 21, be used for spacing two skeleton main part 21, the connecting plate 28 design has the lightening hole, can reduce weight to the utmost when promoting intensity, the outside of two skeleton main part 21 has still welded the earth plate 26, and this earth plate adopts 304 corrosion resistant plate processing to form, provides the mounted position for the earth wire.
See fig. 9;
preferably, a welding surface extending obliquely upward is formed on the side of the top end of the skeleton main body 21 away from the stainless steel seat surface 11, and the welding surface is fixedly connected with the welding plate 24 through a welding process. The welding surfaces are used to form wedge-shaped structures at the top ends of the two skeleton bodies 21, so that the welding plate 24 and a part of the skeleton bodies 21 can be embedded into the grooves and clamped with the grooves.
See fig. 10;
preferably, the skeleton main body 21 is provided with a plurality of lightening holes for reducing the product quality, and the side surface of the skeleton main body 21 at the L-shaped corner position is fixedly connected with a side reinforcing plate 27, wherein the two sides of the mounting interface plate 211 at the top end of the skeleton main body 21 are fixedly connected with reinforcing plates.
Specifically, referring to fig. 9, an S-plate 22 is welded to one side of a mounting interface plate 211 of the skeleton main body 21, which is connected to the vehicle body at the top end, and a reinforcing plate 23 is welded to the other side;
the S plate 22 is used for reinforcing the fatigue strength of the joint 2 formed by the framework, the S plate 22 is formed by bending a Q355B high-strength alloy steel plate, and the plate thickness is 2mm;
the reinforcing plate 23 is used for reinforcing the fatigue strength of the joint 2 of the strong framework, the reinforcing plate 23 is formed by cutting Q355B high-strength alloy steel plates by laser, and the plate thickness is 2mm;
the side reinforcing plate 27 is formed by machining Q355B high-strength alloy steel plates, the plate thickness is 3mm, the side reinforcing plate 27 is welded on the surfaces of the two skeleton main bodies 21, which are opposite to each other in the L-shaped corner position, the skeleton strength can be effectively improved through the side reinforcing plate 27, the use safety of the seat is ensured, meanwhile, the service life of the seat is prolonged, and the carbon steel skeleton component 2 is completely welded by a welding robot, so that the quality and consistency of welding seams are ensured. Overall electrophoresis of the surface of the framework, and the salt spray test can pass through 480 hours;
FIG. 11 is a schematic structural view of a single-layer skeleton structure skeleton body of a stainless steel seat of a metro vehicle
Preferably, the inner surface and the outer surface of the L-shaped structure of the skeleton main body 21 are uniformly provided with welding positioning structures 212 for positioning the support plate 25 and the connection plate 28 connected between the two skeleton main bodies 21.
Specifically, the welding positioning structure 212 of the skeleton main body 21 may be a groove or a boss, in this embodiment, as shown in fig. 11, the inner surface of the L-shaped structure of the skeleton main body 21 is a boss type welding positioning structure 212, the supporting plates 25 matched with the inner surface are all provided with clamping grooves, the outer surface of the L-shaped structure of the skeleton main body 21 is a groove type welding positioning structure 212, the connecting plates 28 matched with the outer surface are all provided with bosses, wherein the two sides of the mounting interface plate 211 at the top end of the skeleton main body 21 are provided with groove type welding positioning structures 212 for being matched with the bosses of the S plate 22 and the reinforcing plate 23, and the positions of the S plate 22 and the reinforcing plate 23 are positioned.
In the technical scheme, the single-layer framework structure of the stainless steel seat of the metro vehicle is provided by the utility model;
in the technical scheme, the single-layer framework structure of the stainless steel seat for the metro vehicle is designed, the framework is of a single-layer framework structure, the top end of the framework is clamped with the seat surface, the bottom end of the framework is connected with the seat surface through bolts, the backrest position of the framework corresponding to the seat surface is connected with the side wall of the vehicle body through bolts, the bonding process of the framework and the seat surface is avoided, the mechanical installation mode connection of the seat surface and the framework and the side wall of the vehicle body is realized, and the disassembly convenience is greatly improved;
compared with the prior art, the stainless steel single-layer framework structure has the following beneficial effects:
1) The processing technology is simple, the disassembly and the assembly are convenient, the weight is light, and the production cost can be effectively reduced;
2) The process of large-area bonding of the framework composition and the chair surface composition is omitted, and the environment-friendly performance is good;
3) The chair surface accords with the ergonomic design, so that the riding comfort of passengers is effectively improved;
4) The skeleton composition effectively improves the welding precision by introducing equipment such as a welding workstation, a high-precision inspection tool and the like, and solves the problem of welding deformation of the carbon steel skeleton.
While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.
Claims (10)
1. The utility model provides a railcar stainless steel seat individual layer skeleton texture, includes:
at least one framework component (2) for supporting the seat component (1), wherein the seat component (1) is provided with a stainless steel seat (11) with an L-shaped structure, and a pressing nest (113) with an arc-shaped structure is formed at the tail end of the horizontal section of the L-shaped structure of the stainless steel seat (11), and the framework component is characterized in that;
the connecting support (13) is fixedly connected in the pressing nest (113), the bottom end of the framework component (2) is detachably connected with the connecting support (13), the top end of the framework component (2) is fixedly connected with the welding plate (24) and is in clamping connection with a groove formed in the top end of the stainless steel seat (11) in an embedded mode, and the side, away from the seat component (1), of the framework component (2) is detachably connected with a vehicle body.
2. The metro vehicle stainless steel seat single-layer skeleton structure of claim 1, wherein;
the stainless steel chair surface (11) comprises a panel (111) and end plates (112) welded at two ends of the panel (111), a bending section (114) is bent at the top end of the panel (111) through a bending process, and the groove is formed through the bending section (114).
3. The metro vehicle stainless steel seat single-layer skeleton structure of claim 1 or 2, wherein;
the chair seat assembly (1) further comprises a section bar (12), the section bar (12) is fixedly connected in the pressing nest (113) of the stainless steel chair seat (11) through an adhesion process, and the section bar (12) is detachably connected with the connecting support (13) through the connecting piece (3).
4. A metro vehicle stainless steel seat single-layer skeleton structure as claimed in claim 3, wherein;
the cross section of the section bar (12) is of a closed annular structure, and one side of the section bar is provided with a convex cambered surface which is matched with the inner surface of the pressing nest (113).
5. The metro vehicle stainless steel seat single-layer skeleton structure of claim 1 or 2, wherein;
the framework component (2) is of a framework structure and comprises two framework main bodies (21) which are arranged at intervals and are of L-shaped structures, and mounting interface plates (211) are bent on the surfaces, facing away from the framework main bodies (21).
6. The metro vehicle stainless steel seat single-layer skeleton structure of claim 5, wherein;
the top end of the framework main body (21) is far away from the side of the stainless steel seat surface (11) and is provided with a welding surface which extends obliquely upwards, and the welding surface is fixedly connected with the welding plate (24) through a welding process.
7. The metro vehicle stainless steel seat single-layer skeleton structure of claim 5, wherein;
the framework body (21) is provided with a plurality of lightening holes, and the side surface of the framework body (21) at the L-shaped corner position is fixedly connected with a side reinforcing plate (27), wherein the two sides of the installation interface plate (211) at the top end of the framework body (21) are fixedly connected with reinforcing plates.
8. The metro vehicle stainless steel seat single-layer skeleton structure of claim 5, wherein;
welding positioning structures (212) are uniformly distributed on the inner surface and the outer surface of the L-shaped structure of the framework main body (21) and are used for positioning a supporting plate (25) and a connecting plate (28) which are connected between the two framework main bodies (21).
9. The metro vehicle stainless steel seat single-layer skeleton structure of claim 1, wherein;
the structure of the connecting bracket (13) is a plate-shaped body structure, one side of the connecting bracket corresponds to the position of the framework component (2), and the lug plate is detachably connected with the framework component (2) through a connecting piece (3).
10. The metro vehicle stainless steel seat single-layer skeleton structure of claim 1, wherein;
the framework component (2) is made of carbon steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223219786.5U CN219215012U (en) | 2022-12-02 | 2022-12-02 | Single-layer framework structure of stainless steel seat of metro vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223219786.5U CN219215012U (en) | 2022-12-02 | 2022-12-02 | Single-layer framework structure of stainless steel seat of metro vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN219215012U true CN219215012U (en) | 2023-06-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223219786.5U Active CN219215012U (en) | 2022-12-02 | 2022-12-02 | Single-layer framework structure of stainless steel seat of metro vehicle |
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| Country | Link |
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| CN (1) | CN219215012U (en) |
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- 2022-12-02 CN CN202223219786.5U patent/CN219215012U/en active Active
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