CN220096362U - Light seat support for railway vehicle - Google Patents

Abstract

The utility model provides a light seat support for a railway vehicle, which relates to the field of railway vehicle seats and comprises the following components: the track car seat support comprises a track car seat support body, a seat panel and a backup plate, wherein two groups of transverse supports are welded at the front end of the track car seat support body, a threaded rod is connected with a bearing in a groove of the transverse support, the threaded rod is connected with the seat panel through a driving block, a clamping block is welded on the outer side face of the driving block, and the clamping block is in threaded connection with the transverse support through a positioning stud. The utility model solves the problem that the seat comfort of the seat is reduced due to the unadjustable state of the seat support and the seat surface in the prior art when the seat surface is in the screw-connection fixed state.

Description

Light seat support for railway vehicle

Technical Field

The utility model relates to the field of railway vehicle seats, in particular to a railway vehicle lightweight seat support.

Background

In the design manufacturing process of the existing railway passenger car seat, a small module single cantilever structure is generally adopted as a seat support, single installation adjustment is needed in the installation process, then overall adjustment of height, flatness and the like is carried out, through retrieval, the prior art (application number: CN 201721380669.3) is a railway vehicle seat with overturning and damping functions, the problem that 'the seat is fixed through holes of an L-shaped supporting beam on which a seat surface is installed, the whole installation structure is simple, a seat framework is connected with a side wall sliding groove and a seat lower cover plate through bolts, the seat surface is convenient and fast', but the seat surface is in a screwed fixed state in the prior art, so that the comfort of the seat is reduced due to the unadjustable state of the seat support and the seat surface.

Disclosure of Invention

In order to overcome the defects existing in the prior art, the light seat support of the railway vehicle is provided, so that the problem that the comfort of a seat is reduced due to the fact that the seat support and the seat are in a screw-connection fixed state in the prior art and the unadjustable state of the seat is solved.

To achieve the above object, there is provided a lightweight seat support for a railway vehicle, comprising: a rail car seat bracket body, a seat panel and a backup plate,

the rail car seat support body front end welding has two sets of horizontal brackets, horizontal bracket inslot bearing is connected with the threaded rod, the threaded rod is connected with the seat panel through the drive piece, the drive piece lateral surface welding has the joint piece, the joint piece passes through the locating stud and looks spiro union of horizontal bracket.

Further, the lower end of the rail car seat support body is welded with a base, and the inner side of the rail car seat support body is movably connected with a backup plate through a hinge shaft.

Further, the lower end of the backup plate is connected with the rear end side of the seat panel in a shaft way, and the front end of the threaded rod is welded with an adjusting column head; and the adjusting column head is positioned at the front end of the transverse bracket.

Further, three groups of convex strip blocks are welded on the upper surface of the seat panel; screw holes are formed in the surfaces of the raised line blocks, and the raised line blocks are fixedly provided with mounting base plates through studs.

Further, the left side and the right side of the seat panel are welded and connected with driving blocks, and the upper end face of the transverse bracket is provided with a positioning hole; and the positioning hole is internally and spirally connected with a positioning stud.

Furthermore, the lower end face of the positioning stud is welded with a plug-in column; and the plug-in column penetrates through the transverse bracket and the clamping block.

Further, the rail car seat support body, the transverse support, the seat panel and the clamping blocks are all made of magnesium alloy materials.

The light seat support for the railway vehicle has the beneficial effects that the driving block at the side end of the seat panel is connected with the threaded rod in the seat support groove, the threaded rod is rotated to drive the seat panel to move forwards and backwards in a small range, so that the weight of the light seat support is reduced, an adjustable simple connection structure of the light seat support and the seat panel is realized, the comfort of the light seat support is improved, and the clamping block at the side end of the seat panel is positioned and fixed on the surface of the seat support through the plug-in column, so that the connection between the seat support and the seat panel is reinforced.

Drawings

Fig. 1 is a schematic front view of a lightweight seat support for a railway vehicle according to an embodiment of the present utility model.

Fig. 2 is a schematic cross-sectional front view of a lightweight seat support for a railway vehicle according to an embodiment of the present utility model.

Fig. 3 is a schematic side sectional view of a lightweight seat support for a railway vehicle according to an embodiment of the present utility model.

Fig. 4 is a schematic top view of a partial connection structure of a seat panel and a cross bracket according to an embodiment of the present utility model.

In the figure: 1. a railcar seat support body; 11. a transverse bracket; 12. a base; 13. a threaded rod; 14. adjusting the column head; 15. positioning holes; 2. a seat panel; 21. installing a backing plate; 22. a driving block; 23. a male bar block; 3. a backup plate; 31. a hinge shaft; 4. a clamping block; 41. positioning a stud; 42. and (5) plugging the column.

Detailed Description

Other advantages and effects of the present utility model will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present utility model with reference to specific examples. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model.

Referring to fig. 1 to 4, the present utility model provides a lightweight seat support for a railway vehicle, comprising: a rail car seat bracket body 1, a seat panel 2 and a backup plate 3,

the front end of the rail car seat support body 1 is welded with two groups of transverse supports 11, a threaded rod 13 is connected with a bearing in a groove of each transverse support 11, the threaded rod 13 is connected with a seat panel 2 through a driving block 22, the outer side face of the driving block 22 is welded with a clamping block 4, and the clamping block 4 is in threaded connection with the transverse supports 11 through a positioning stud 41.

Working principle: when the seat panel 2 is adjusted, the adjusting column head 14 is rotated to enable the seat panel 2 to move forwards or backwards, meanwhile, the leaning plate 3 moves along with the seat panel 2 to adjust the inclination until the inclination is adjusted to a proper position, and the positioning studs 41 are in threaded connection and fixed in the corresponding positioning holes 15 of the transverse brackets 11, so that the connection and adjustment process of the railway car seat brackets and the seat panel 2 is completed.

In this embodiment, the lower end of the rail car seat bracket body 1 is welded with a base 12, and the inner side of the rail car seat bracket body 1 is movably connected with a backup plate 3 through a hinge shaft 31.

As a preferred embodiment, the railway car seat bracket body 1 is screwed to the railway car surface by the base 12. The back plate 3 is used to support the back of the passenger.

In the embodiment, the lower end of the backup plate 3 is connected with the rear end side of the seat panel 2 in a shaft way, and the front end of the threaded rod 13 is welded with an adjusting column head 14; and an adjusting stud 14 is located at the front end of the cross-brace 11.

As a preferred embodiment, the leaning plate 3 is rotated and inclined along with the forward movement of the seat panel 2, so that the leaning plate 3 is more attached to the back of a human body, the sitting posture of a passenger is conveniently changed, and the comfort of the seat support of the railway car is improved.

In the embodiment, three groups of protruding strip blocks 23 are welded on the upper surface of the seat panel 2; screw holes are formed in the surfaces of the raised strip blocks 23, and the raised strip blocks 23 are fixedly provided with mounting base plates 21 through studs.

As a preferred embodiment, the three sets of ribs 23 facilitate spacing the seat pan 2 from the mounting pad 21, and facilitate increasing ventilation and heat dissipation of the mounting pad 21. The upper surface of the mounting pad 21 can be sleeved with a cushion.

In the embodiment, the left side and the right side of the seat panel 2 are welded and connected with a driving block 22, and the upper end face of the transverse bracket 11 is provided with a positioning hole 15; and the positioning stud 41 is screwed in the positioning hole 15.

As a preferred embodiment, the driving block 22 converts the rotary motion of the rotary threaded rod 13 into linear motion, so as to drive the seat panel 2 to move back and forth, and realize small-range adjustment.

In the embodiment, a plug post 42 is welded on the lower end surface of the positioning stud 41; and the plug-in posts 42 penetrate through the inside of the transverse bracket 11 and the clamping block 4.

As a preferred embodiment, the positioning stud 41 is inserted into the transverse bracket 11 and the clamping block 4 through the inserting post 42 at the lower end, so as to prevent displacement between the transverse bracket 11 and the clamping block 4 and ensure the connection stability of the seat panel 2.

In this embodiment, the rail car seat bracket body 1, the cross bracket 11, the seat panel 2, and the clip 4 are all made of magnesium alloy materials.

As a preferred implementation mode, the magnesium alloy material has the characteristics of high strength and high rigidity, is lighter than aluminum alloy, and can effectively reduce the whole chair quality, the whole weight of the railway vehicle and the driving energy loss of the railway vehicle.

The railway vehicle lightweight seat support can effectively solve the problem that the comfort of a seat is reduced due to the unadjustable state of the seat support and the seat surface, is convenient to reduce the self weight of the lightweight seat support, simultaneously realizes an adjustable simple and convenient connection structure of the lightweight seat support and the seat panel, is convenient to improve the comfort of the lightweight seat support, and is suitable for the railway vehicle lightweight seat support.

Claims (7)

1. A railway vehicle lightweight seat support comprising: railcar seat support body (1), seat panel (2) and backup plate (3), its characterized in that: the rail car seat support comprises a rail car seat support body (1), wherein two groups of transverse supports (11) are welded at the front end of the rail car seat support body, threaded rods (13) are connected with bearings in grooves of the transverse supports (11), seat panels (2) are connected with the threaded rods (13) through driving blocks (22), clamping blocks (4) are welded on the outer side faces of the driving blocks (22), and the clamping blocks (4) are in threaded connection with the transverse supports (11) through positioning studs (41).

2. The railway vehicle lightweight seat support according to claim 1, wherein a base (12) is welded at the lower end of the railway vehicle seat support body (1), and a backup plate (3) is movably connected to the inner side of the railway vehicle seat support body (1) through a hinge shaft (31).

3. The railway vehicle lightweight seat support according to claim 1, wherein the lower end of the backup plate (3) is hinged with the rear end side of the seat panel (2), and the front end of the threaded rod (13) is welded with an adjusting column head (14); and the adjusting column head (14) is positioned at the front end of the transverse bracket (11).

4. A railway vehicle lightweight seat support as claimed in claim 1, wherein three sets of raised bar blocks (23) are welded to the upper surface of the seat panel (2); screw holes are formed in the surfaces of the raised line blocks (23), and the raised line blocks (23) are fixedly provided with mounting base plates (21) through studs.

5. The light seat bracket for the railway vehicle according to claim 1, wherein the left side and the right side of the seat panel (2) are welded and connected with a driving block (22), and the upper end surface of the transverse bracket (11) is provided with a positioning hole (15); and a positioning stud (41) is screwed in the positioning hole (15).

6. The railway vehicle lightweight seat support according to claim 1, characterized in that the lower end face of the positioning stud (41) is welded with a plug-in post (42); and the plug-in column (42) penetrates through the transverse bracket (11) and the clamping block (4).

7. The railway vehicle lightweight seat support according to claim 1, wherein the railway vehicle seat support body (1), the cross support (11), the seat panel (2) and the clamping block (4) are all made of magnesium alloy materials.