CN219601243U

CN219601243U - Novel adjustable inter-city seat

Info

Publication number: CN219601243U
Application number: CN202320794860.1U
Authority: CN
Inventors: 李春生; 王学恺; 陈磊
Original assignee: Zhejiang Dafeng Track Traffic Equipment Co ltd
Current assignee: Zhejiang Dafeng Track Traffic Equipment Co ltd
Priority date: 2023-04-11
Filing date: 2023-04-11
Publication date: 2023-08-29
Anticipated expiration: 2033-04-11

Abstract

The utility model discloses a novel adjustable inter-city seat, wherein a gas spring of the seat is arranged in a backrest, and the gas spring is hinged with a base, so that the rotation center of the backrest is as high as that of a seat cushion, and the problem that a contact part between the bottom of the backrest and the rear side of the base is easy to prop against due to the fact that the rotation center of the backrest is higher in the prior art is solved, so that a housing part of the seat can be made of hard materials, and the hard housing materials are convenient to clean and can improve the attractiveness of the seat.

Description

Novel adjustable inter-city seat

Technical Field

The utility model relates to the technical field of inter-city train accessories, in particular to a novel adjustable inter-city seat.

Background

Along with the rapid development of the economy and the continuous progress of the technology in China, the high-speed and railway and the like in China realize the crossing development. In recent years, the country is building local regional economy which is developed by taking urban rings and urban groups as centers, the urban rings and the urban groups have large population density and large population flow quantity, and in order to meet the requirements of rapid population flow and short-distance flow, inter-city trains are generated, stations of the inter-city trains are generally built at the positions of the urban centers and the like, and the inter-station density is large.

In order to improve the comfort of passengers riding an inter-city train, the backrest of the inter-city train seat is generally designed into a mode capable of adjusting the angle, a gas spring pushing the backrest to rotate in the existing inter-city train seat is generally arranged inside a seat cushion, in order to ensure the rotation amplitude of the backrest, the position of the connecting end of the gas spring and the backrest is higher, the rotation center of the backrest is higher, but the rotation center of the backrest is higher, the seat cover part is made of soft materials such as sponge only, the contact part of the bottom of the backrest and the rear side of the base can be propped against easily due to the fact that the hard materials are adopted, so that the rotation amplitude of the backrest is reduced, a reversible table plate is arranged on the back of the existing seat, when drinks and the like on the table plate are knocked over, soft materials such as sponge are easy to leave dirt, cleaning is troublesome, and attractive appearance is also affected.

Disclosure of Invention

The utility model provides a novel adjustable inter-city seat, the gas spring of the seat is arranged in the backrest, and the gas spring is hinged with the base, so that the rotation center of the backrest is as high as that of a seat cushion, the problem that the contact part between the bottom of the backrest and the rear side of the base is easy to prop against due to the higher rotation center of the backrest in the prior art is solved, the housing part of the seat can be made of hard materials, and the hard housing material is not only convenient for cleaning, but also can improve the aesthetic degree of the seat.

The technical scheme adopted for solving the technical problems is as follows: a novel adjustable inter-city seat comprising: skeleton subassembly, adjusting part, skeleton subassembly includes back skeleton and base skeleton, back skeleton and base skeleton rotate to be connected, be provided with the first link of outside extension on the rear end side of base skeleton, be provided with the second connecting seat on the back skeleton, adjusting part includes the air spring, rotate the connecting piece, first pulling piece, adjust the return piece, the cylinder tip and the second connecting seat rotation of air spring are connected, rotate the one end and the first connecting frame rotation of connecting piece and are connected, the other end and the first pulling piece rotation of rotating the connecting piece are connected, adjust the both ends of return piece respectively with rotate the connecting piece and first pulling piece offset, adjust the return piece and be used for driving first pulling piece return, the piston rod tip and the rotation connecting piece fixed connection of air spring, and the valve on the piston rod tip of air spring offsets with first pulling piece, first pulling piece still is connected with the zip fastener.

Further, the method further comprises the following steps: the armrest assembly comprises a fixed armrest and a movable armrest, an armrest connecting frame extending outwards is arranged on the side edge of the base framework, and the fixed armrest and the movable armrest are fixedly connected with the armrest connecting frame.

Further, a zipper button is arranged on the fixed handrail, the zipper button comprises a button shell, a pressing piece, a button return piece and a second pulling piece, the button shell penetrates through the shell of the fixed handrail and is fixedly connected with the same, two ends of the pressing piece penetrate out of two ports of the button shell respectively, one end of the pressing piece abuts against the second pulling piece, two ends of the button return piece are connected with the button shell and the pressing piece respectively, the second pulling piece is connected with the button shell in a rotating mode, and the second pulling piece is connected with the zipper piece.

Further, a first positioning piece is arranged on the rotary connecting piece, the first positioning piece is a bulge extending outwards on the side wall of the rotary connecting piece, a second positioning piece is arranged on the button shell, the second positioning piece is a bulge on the button shell, a positioning sleeve is further sleeved on the outer side of the zipper piece, one end of the zipper piece penetrates through the first positioning piece and is fixedly connected with the first pulling piece, the other end of the zipper piece penetrates through the second positioning piece and is fixedly connected with the second pulling piece, and two ends of the positioning sleeve are respectively fixedly connected with the first positioning piece and the second positioning piece.

Further, the method further comprises the following steps: the seat cushion is characterized in that a clamping shaft is fixedly connected to the bottom of the seat cushion, a seat cushion connecting frame extending outwards is arranged on the side edge of the front end of the base framework, a clamping hole is fixedly connected to the seat cushion connecting frame, and the clamping shaft is matched and clamped with the clamping hole.

Further, a base reinforcing plate is fixedly connected to the base framework.

Further, install the back support frame on the back skeleton, the top of back skeleton is provided with first fastener, and the side of back skeleton is provided with the second fastener, and first fastener and second fastener cooperation block the back support frame.

Further, the method further comprises the following steps: the back cushion is matched and clamped with the backrest support frame.

Further, the method further comprises the following steps: the backrest shell is fixedly connected with the backrest framework, and the base shell is fixedly connected with the base framework.

Further, the method further comprises the following steps: the base framework is arranged on the beam member, and the leg supporting member and the leg hanging member are positioned at the bottom of the beam member and are fixedly connected with the beam member.

Compared with the prior art, the utility model has the advantages that: by changing the installation position of the gas spring on the seat and the connection mode of the gas spring, the backrest and the base, the rotation center of the backrest is reduced, so that the backrest is not easy to contact with the base part during rotation, the shell material of the backrest can be made of hard plastic, the cleaning pressure of the shell part of the seat is reduced, and the aesthetic degree of the seat can be improved; and the backrest support frame and the clamping holes are also arranged on the seat framework, so that the backrest and the seat cushion are detachable, and the maintenance and the cleaning of the seat are facilitated.

Drawings

FIG. 1 is a schematic view of a novel adjustable inter-city seat according to the present utility model;

FIG. 2 is a schematic structural view of a skeleton assembly provided by the present utility model;

FIG. 3 is an enlarged view of area A of FIG. 2;

FIG. 4 is an internal structural view of the inter-city train seat provided by the utility model;

FIG. 5 is an enlarged view of area B of FIG. 4;

FIG. 6 is a schematic view of the connection structure of the base frame and the seat cushion;

reference numerals illustrate:

111-a back shell cover; 112-a base housing; 121-a back cushion; 122-seat cushion; 123-clamping shaft; 130-a skeleton assembly; 131-a backrest frame; 132-a base skeleton; 133-a first connection frame; 134-a second connection socket; 135-armrest connection rack; 136-a seat cushion connecting frame; 137-clamping holes; 138-a base stiffener; 139-a backbone connector; 140-an adjustment assembly; 141-a gas spring; 142-rotating the connector; 143-a first pull; 144-first positioning member; 151-a cross member; 152-leg members; 153-leg hanging piece; 154-an electrical box; 155-a receptacle box assembly; 161-fixing the armrest; 162-a movable armrest; 171-a zipper; 180-a zip-lock button; 181-button housing; 182-a push-piece; 183-button return; 184-a second pull; 185-a second positioning member; 191-first clip; 192-a second clip; 193-back support frame.

Detailed Description

The utility model is described in further detail below with reference to the embodiments of the drawings.

As shown, a novel adjustable inter-city seat comprising: a shell assembly, a cushion assembly, a backbone assembly 130, an adjustment assembly 140, a securing assembly, a handrail assembly, a zipper 171, and a zipper button 180. Wherein, fixed subassembly includes: the cross beam member 151, the landing leg member 152, hang leg member 153, the cross beam member 151 is rectangular hard board, the landing leg member 152 is the cuboid stand, the one end and the cross beam member 151 fixed connection of landing leg member 152, the other end of landing leg member 152 can with the inside ground fixed connection of interurban train, hang leg member 153's one end and cross beam member 151 fixed connection, and hang leg member 153 outwards extends and can be connected with the inside car wall of interurban train. To facilitate the charging of the electronics by passengers while riding in the train, an electronics box 154 and a jack box assembly 155 may also be mounted to the cross member 151.

The framework assembly 130 comprises a backrest framework 131 and a base framework 132, the base framework 132 is arranged on the beam member 151, the backrest framework 131 and the base framework 132 are connected through a framework connecting piece 139, the framework connecting piece 139 is L-shaped, one end of the framework connecting piece 139 is fixedly connected with the backrest framework 131, the other end of the framework connecting piece 139 is hinged with the base framework 132, a cushion block for propping against the framework connecting piece 139 is arranged on the base framework 132, and when the framework connecting piece 139 props against the cushion block, the backrest framework 131 rotates backwards to the most angle. The rear end side of the base skeleton 132 is provided with a first connecting frame 133 extending outwards, and the backrest skeleton 131 is provided with a second connecting seat 134; the adjusting component 140 comprises a gas spring 141, a rotating connecting piece 142, a first pulling piece 143 and an adjusting return piece, the cylinder end of the gas spring 141 is hinged with the second connecting seat 134, a through slot hole is formed in the rotating connecting piece 142, and the first pulling piece 143 passes through the slot hole in the rotating connecting piece 142 and is hinged with the rotating connecting piece 142; opposite ends of the rotary connecting piece 142 are respectively connected with the first connecting frame 133 and the gas spring 141, the rotary connecting piece 142 is hinged with the first connecting frame 133, and the rotary connecting piece 142 is fixedly connected with the end part of a piston rod of the gas spring 141; the end of the piston rod of the air spring 141 is provided with a telescopic valve which passes through the side wall of the slotted hole of the rotary connecting piece 142 and is propped against the first pulling piece 143; the adjusting return piece is a torsion spring, two ends of the adjusting return piece are respectively propped against the rotating connecting piece 142 and the first pulling piece 143, and the adjusting return piece is used for driving the first pulling piece 143 to return; the rotating connecting piece 142 is further provided with a first positioning piece 144, the first positioning piece 144 is a protrusion extending outwards on the side wall of the rotating connecting piece 142, the end portion of the first pulling piece 143 is fixedly connected with the zipper 171, a positioning sleeve is sleeved on the outer side of the zipper 171, and the positioning sleeve is fixedly connected with the first positioning piece 144. The seat cushion connecting frame 136 which extends outwards is arranged on the front end side edge of the base framework 132, the clamping holes 137 are fixedly connected to the seat cushion connecting frame 136, the clamping holes 137 are concave, the cushion assembly comprises a cushion 121 and a seat cushion 122, the clamping shaft 123 is fixedly connected to the bottom of the seat cushion 122, the clamping shaft 123 is convex, and the clamping shaft 123 and the clamping holes 137 are matched and clamped. The base skeleton 132 is fixedly connected with a base reinforcing plate 138, one side of the base reinforcing plate 138, which is close to the first connecting frame 133, is provided with a fixing protrusion, and the fixing protrusion and the clamping shaft 123 are matched with the fixed seat cushion 122. The backrest frame 131 is provided with a backrest support 193, the top end of the backrest frame 131 is provided with a first clamping piece 191, the side face of the backrest frame 131 is provided with a second clamping piece 192, the backrest support 193 is clamped by the first clamping piece 191 and the second clamping piece 192 in a matched mode, and the backrest 121 is clamped with the backrest support 193 in a matched mode. The housing assembly comprises a backrest housing 111 and a base housing 112, wherein the backrest housing 111 is fixedly connected with a backrest framework 131, the base housing 112 is positioned between the base framework 132 and a beam member 151, and the base framework 132, the base housing 112 and the beam member 151 are fixedly connected through bolts.

The armrest assembly comprises a fixed armrest 161 and a movable armrest 162, an armrest connecting frame 135 extending outwards is arranged on the side edge of the base skeleton 132, and the fixed armrest 161 and the movable armrest 162 are fixedly connected with the armrest connecting frame 135. The fixed handrail 161 is provided with a zipper button 180, the zipper button 180 comprises a button shell 181, a pressing piece 182, a button return piece 183 and a second pulling piece 184, the button shell 181 penetrates through the shell of the fixed handrail 161 and is fixedly connected with the same, two ends of the button return piece 183 are respectively connected with the button shell 181 and the pressing piece 182, two ends of the pressing piece 182 penetrate out of two ports of the button shell 181 respectively, one end of the pressing piece 182 abuts against the second pulling piece 184, the second pulling piece 184 is rotationally connected with the button shell 181, a second positioning piece 185 is arranged on the button shell 181, the second positioning piece 185 is a protrusion on the button shell 181, the other end of the zipper piece 171 penetrates through the second positioning piece 185 and is fixedly connected with the second pulling piece 184, and a positioning sleeve sleeved outside the zipper piece 171 is fixedly connected with the second positioning piece 185.

When the angle of the backrest of the inter-city train seat is adjusted, the pressing piece 182 is pressed, the pressing piece 182 pushes the second pulling piece 184 to rotate and drives the zipper piece 171 to move, meanwhile, the zipper piece 171 drives the first pulling piece 143 to rotate, the first pulling piece 143 pushes the valve on the end part of the piston rod of the air spring 141 upwards, the length of the air spring 141 can be adjusted, the backrest rotates backwards when the air spring 141 is retracted, and the backrest rotates forwards when the air spring 141 is extended.

The scope of the present utility model includes, but is not limited to, the above embodiments, and any alterations, modifications, and improvements made by those skilled in the art are intended to fall within the scope of the utility model.

Claims

1. A novel adjustable inter-city seat, comprising: the device comprises a framework component (130) and an adjusting component (140), wherein the framework component (130) comprises a backrest framework (131) and a base framework (132), the backrest framework (131) is rotationally connected with the base framework (132), a first connecting frame (133) extending outwards is arranged on the side edge of the rear end of the base framework (132), a second connecting seat (134) is arranged on the backrest framework (131), the adjusting component (140) comprises a gas spring (141), a rotating connecting piece (142), a first pulling piece (143) and an adjusting return piece, the end part of a cylinder of the gas spring (141) is rotationally connected with the second connecting seat (134), one end of the rotating connecting piece (142) is rotationally connected with the first connecting frame (133), the other end of the rotating connecting piece (142) is rotationally connected with the first pulling piece (143), two ends of the adjusting return piece are respectively propped against the rotating connecting piece (142) and the first pulling piece (143), the adjusting return piece is used for driving the first pulling piece (141) to be propped against the end part of the piston rod (141), the first pulling member (143) is also connected to a zipper member (171).

2. The adjustable intercity seat of claim 1, further comprising: the handrail assembly comprises a fixed handrail (161) and a movable handrail (162), wherein an outwards extending handrail connecting frame (135) is arranged on the side edge of the base framework (132), and the fixed handrail (161) and the movable handrail (162) are fixedly connected with the handrail connecting frame (135).

3. The adjustable inter-city seat according to claim 2, wherein the fixed armrest (161) is provided with a zipper button (180), the zipper button (180) comprises a button shell (181), a pressing piece (182), a button return piece (183) and a second pulling piece (184), the button shell (181) penetrates through the shell of the fixed armrest (161) and is fixedly connected with the same, two ends of the pressing piece (182) penetrate out of two ports of the button shell (181) respectively, one end of the pressing piece (182) abuts against the second pulling piece (184), two ends of the button return piece (183) are connected with the button shell (181) and the pressing piece (182) respectively, the second pulling piece (184) is rotationally connected with the button shell (181), and the second pulling piece (184) is connected with the zipper piece (171).

4. The adjustable inter-city seat according to claim 3, wherein a first positioning member (144) is disposed on the rotating connecting member (142), the first positioning member (144) is a protrusion extending outwards on a side wall of the rotating connecting member (142), a second positioning member (185) is disposed on the button housing (181), the second positioning member (185) is a protrusion on the button housing (181), a positioning sleeve is further sleeved on the outer side of the zipper member (171), one end of the zipper member (171) is fixedly connected with the first pulling member (143) through the first positioning member (144), the other end of the zipper member (171) is fixedly connected with the second pulling member (184) through the second positioning member (185), and two ends of the positioning sleeve are fixedly connected with the first positioning member (144) and the second positioning member (185) respectively.

5. The adjustable intercity seat of claim 1, further comprising: the seat cushion (122), the bottom fixedly connected with card axle (123) of seat cushion (122), be provided with outside seatpad link (136) of extension on the front end side of base skeleton (132), fixedly connected with card hole (137) on seatpad link (136), card axle (123) with card hole (137) cooperation joint.

6. The adjustable intercity seat of any one of claims 1-5, wherein a base reinforcement plate (138) is fixedly connected to the base frame (132).

7. The adjustable inter-city seat according to claim 1, wherein a backrest support frame (193) is mounted on the backrest frame (131), a first clamping member (191) is arranged at the top end of the backrest frame (131), a second clamping member (192) is arranged on the side surface of the backrest frame (131), and the backrest support frame (193) is clamped by the first clamping member (191) and the second clamping member (192) in a matched mode.

8. The adjustable intercity seat of claim 7, further comprising: the back cushion (121), back cushion (121) with back support frame (193) cooperation joint.

9. The adjustable intercity seat of claim 1, further comprising: the backrest shell cover (111) and the base shell cover (112), the backrest shell cover (111) is fixedly connected with the backrest framework (131), and the base shell cover (112) is fixedly connected with the base framework (132).

10. The adjustable intercity seat of claim 1, further comprising: the base framework (132) is installed on the beam piece (151), the supporting leg piece (152) and the leg hanging piece (153) are located at the bottom of the beam piece (151) and are fixedly connected with the beam piece (151).