Foldable light-weight seat

Abstract

The utility model provides a foldable light-weight seat, and belongs to the technical field of foldable light-weight seats. The chair comprises two sets of oppositely-arranged mounting supports, hinge fixing shafts are fixed to the inner side walls of the mounting supports, the ends of the hinge fixing shafts are sleeved with reset torsion springs, one ends of the reset torsion springs are fixed to the hinge fixing shafts, a chair face support formed by welding steel pipes is arranged above the two hinge fixing shafts, and the chair face support comprises a chair face arc-shaped pipe; the other ends of the two reset torsion springs abut against the two ends of the chair face transverse pipe, the reset torsion springs drive the front sides of the chair face supports to rotate towards the tops, limiting blocks for limiting the outer sides of the chair face supports to be bent below the horizontal level are arranged on the inner sides of the two installation supports, and chair back installation plates are arranged at the upper ends of the two installation supports. A chair back bracket is fixedly arranged between the two chair back mounting plates, and sponge wrapping pads are arranged on the surfaces of the chair back bracket and the chair surface bracket. The utility model has the advantages of simple structure, convenient installation, light weight and the like.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field, especially a foldable lightweight seat. BACKGROUND

[0002] At present, the vehicle applied to the transportation is usually configured with the seat for riding, and the special vehicle has certain functional requirements for the seat when considering the use, but most of the seat functions in the market are single, so the matching cannot be realized.

[0003] The folding seat on the market usually has certain complexity in structure, and the overall weight is heavy, so it is not easy to install in the vehicle. SUMMARY

[0004] The utility model discloses a foldable lightweight seat, effectively solve the deficiency in the prior art, and simple structure is easy to install and use.

[0005] The utility model discloses a foldable lightweight seat, effectively solve the deficiency in the prior art, and simple structure is easy to install and use.

[0006] A foldable lightweight seat, including two groups of opposite installation support, the inner side wall of installation support is fixed with the horizontal placement hinged fixed axle, the end of hinged fixed axle is equipped with reset torsion spring, and one end of reset torsion spring is fixed on hinged fixed axle, the top of two hinged fixed axles is provided with the chair surface support formed by the welding of steel pipe, and the chair surface support includes chair surface transverse pipe and the chair surface arc pipe welded with both ends of chair surface transverse pipe, the other end of two reset torsion springs is abutted on both ends of the chair surface transverse pipe, and reset torsion spring drives the front side of chair surface support to rotate to the top, the inner side of two installation supports is provided with the limiting block that limits the bending of chair surface support outside to below horizontal, and the upper end of two installation supports is provided with chair back mounting plate, and the chair back mounting plate is provided with chair back support, and the surface of chair back support and chair surface support is provided with sponge sheath pad.

[0007] The utility model further sets up, the rubber sleeve of being located between reset torsion spring and the inner wall of installation support is equipped on the hinged fixed axle, when the chair surface support is driven and rotates through reset torsion spring, the side wall of chair surface arc pipe is along the outer wall of rubber sleeve and abuts and rotates.

[0008] The utility model further sets up, the material of chair surface support and chair back support adopts aluminium alloy, and the material of installation support is steel material.

[0009] The utility model further sets up, and the safety band is arranged between two installation supports.

[0010] The utility model further sets up, and the bottom of chair surface arc pipe is fixed with support panel, and support panel is located in sponge sheath pad.

[0011] The utility model further sets up, the mounting support is " L " type, the rear side of mounting support is provided with the car body mounting plate for with car body inner wall fixed installation, and the car body mounting plate is opened with a plurality of mounting holes.

[0012] The utility model discloses compared with prior art prominent and beneficial technical effect is:

[0013] 1, the seat provided by the utility model, simple whole structure, light weight, and through the drive of reset torsion spring, can conveniently realize folding, reduce the space occupation in the car, and also be more convenient to install.

[0014] 2, the rubber sleeve is arranged on the hinged fixed shaft of the utility model, can guarantee that the pipe wall of chair surface arc-shaped pipe reduces abrasion in the rotating process of chair surface support, makes it can long -term use.

[0015] 3, the utility model further adopts different material to mounting support and chair surface, chair back support, reduces overall weight under the premise of guaranteeing structural strength, is more portable.

[0016] 4, the support panel further provided by the utility model can have certain support in the process of user riding. DRAWINGS EXPLANATION

[0017] Figure 1 It is the structural schematic diagram of the utility model;

[0018] Figure 2 It is the local structure schematic diagram of the utility model;

[0019] Reference signs:

[0020] 1-mounting support;10-hinged fixed shaft;11-limiting block;12-chair back mounting plate;13-rubber sleeve;14-car body mounting plate;

[0021] 2-reset torsion spring;

[0022] 3-chair surface support;30-chair surface transverse pipe;31-chair surface arc-shaped pipe;32-support panel;

[0023] 4-chair back support;5-sponge sheath pad;6-safety belt. CONCRETE IMPLEMENTATION

[0024] The utility model will be further described in conjunction with the specific embodiment of the attached drawing, and reference is made to Figure 1 — Figure 2 :

[0025] The utility model provides a kind of foldable lightweight seat, including two groups of opposite installation support 1, the inner side wall of installation support 1 is fixed with transverse placement hinged fixed shaft 10, hinged fixed shaft 10 end is equipped with reset torsional spring 2, and one end of reset torsional spring 2 is fixed on hinged fixed shaft 10, the top of two hinged fixed shafts 10 is provided with the chair surface support 3 formed by steel pipe welding, and the chair surface support 3 includes chair surface transverse pipe 30 and the chair surface arc pipe 31 welded in the both ends of chair surface transverse pipe 30, the other end of two reset torsional springs 2 is abutted to the both ends of the chair surface transverse pipe 30, and reset torsional spring 2 drives the front side of the chair surface support 3 to rotate to top, the inner side of two the installation support 1 is provided with the limiting block 11 for limiting the outside of chair surface support 3 to bend below horizontal, the upper end of two installation supports 1 is provided with chair back mounting plate 12, and the chair back mounting plate 12 is provided with chair back support 4, and the surface of chair back support 4 and chair surface support 3 is provided with sponge sheath pad 5.

[0026] Seat in unused state, chair surface support 3 is rotated by reset torsional spring 2, so that it can let the outside end of chair surface support 3 fold upwards.When using, by artificial piaoyun, can be folded down to chair surface support 3, it is convenient for passenger to use, and saves the space in car in unused state.

[0027] The overall structure of the seat is relatively simple, and the chair surface arc pipe 31 on the chair surface support 3 in use can be abutted by the limiting block 11, to prevent passengers from slipping when sitting, and to ensure normal use of the seat. In order to enable the both ends of the chair surface arc pipe 31 to abut against the limiting block 11, the both ends of the chair surface arc pipe 31 extend rearward, and the extended portions can realize the abutting effect.

[0028] In the fixing of the reset torsional spring, one end thereof abuts against the chair surface transverse pipe, and the other end is provided with an opening at the end of the hinged fixed shaft 10, the end is embedded in the opening, and is limited and locked by a pin, so as to realize the fixing of the end.

[0029] Preferably, the hinged fixed shaft 10 is sleeved with a rubber sleeve 13 between the reset torsional spring 2 and the inner wall of the installation support 1, when the chair surface support 3 is driven and rotated by the reset torsional spring 2, the side wall of the chair surface arc pipe 31 abuts against the outer wall of the rubber sleeve 13 during rotation.

[0030] Further, the pipe wall of the chair surface arc pipe 31 abuts against and rotates frequently, in order to avoid wear caused by hard contact, the rubber sleeve 13 is arranged to effectively prevent the above phenomenon. The rotating part is simple in structure and can be used for a long time.

[0031] Preferably, the seat surface support 3 and the seat back support 4 are made of aluminum alloy, and the mounting support 1 is made of steel. By using different materials, the structural strength of the mounting support 1 can be ensured, and the overall weight can be reduced, and the supporting pressure of the mounting support 1 can be reduced.

[0032] Preferably, safety belts 6 are arranged between the two mounting supports 1 for the safety of passengers.

[0033] Preferably, the bottom of the seat surface arc-shaped pipe 31 is fixed with a support panel 32, and the support panel 32 is located in the sponge sheath pad 5. The support panel 32 can provide certain comfort and support for the hips of passengers when they are riding.

[0034] Preferably, the mounting support 1 is in the shape of "L", the rear side of the mounting support 1 is provided with a vehicle body mounting plate 14 for mounting and fixing with the inner wall of the vehicle body, and a plurality of mounting holes are formed in the vehicle body mounting plate 14.

[0035] In the above structure, the upper part of the mounting support 1 is used to fix the seat back, the lower part is used to mount the seat surface part, and the rear side is provided with the vehicle body mounting plate for bolt connection with the inner wall of the vehicle body.

[0036] The above embodiments are only preferred embodiments of the present application, and are not intended to limit the protection scope of the present application, therefore: any equivalent changes made according to the structure, shape and principle of the present application should be covered within the protection scope of the present application.

Claims

1. A foldable lightweight seat, characterized by, The utility model provides a chair backrest and seat support structure, including two groups of opposite installation support (1), the inside wall of installation support (1) is fixed with the horizontal placement hinged fixed shaft (10), the end of hinged fixed shaft (10) is equipped with reset torsional spring (2), and one end of reset torsional spring (2) is fixed on hinged fixed shaft (10), the top of two hinged fixed shafts (10) is provided with the chair face support (3) formed by the welding of steel pipe, and the chair face support (3) includes chair face horizontal pipe (30) and the chair face arc pipe (31) welded in the both ends of chair face horizontal pipe (30), the other end of two reset torsional springs (2) is abutted to the both ends of chair face horizontal pipe (30), and reset torsional spring (2) drives the front side of chair face support (3) to rotate to top, the inside of two installation supports (1) is provided with the limiting block (11) of limiting the outside of chair face support (3) to bend below horizontal, the upper end of two installation supports (1) is provided with chair back mounting plate (12), and the chair back mounting plate (12) between two is provided with the chair back support (4) fixed, the surface of chair back support (4) and chair face support (3) is provided with sponge sheath pad (5).

2. The foldable lightweight seat according to claim 1, wherein, The hinged fixed shaft (10) is sleeved with rubber sleeve (13) between reset torsional spring (2) and the inner wall of installation support (1), when chair face support (3) is driven and rotates by reset torsional spring (2), the side wall of chair face arc pipe (31) is abutted to rotate along the outer wall of rubber sleeve (13).

3. The foldable lightweight seat according to claim 1 or 2, wherein The chair face support (3) and chair back support (4) adopt the material of aluminum alloy, and the material of installation support (1) is steel.

4. The foldable lightweight seat according to claim 1 or 2, wherein Safety belts (6) are arranged between the two installation supports (1).

5. The foldable lightweight seat according to claim 1 or 2, wherein The bottom of the chair face arc pipe (31) is fixed with a support panel (32), and the support panel (32) is located in the sponge sheath pad (5).

6. The foldable lightweight seat of claim 1, wherein, The installation support (1) is in the shape of "L", and a vehicle body mounting plate (14) is arranged on the rear side of the installation support (1) for mounting and fixing with the inner wall of the vehicle body, and a plurality of mounting holes are formed in the vehicle body mounting plate (14).

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