CN115303312A

CN115303312A - Passenger self-reversing bidirectional seat with locking function

Info

Publication number: CN115303312A
Application number: CN202210939426.8A
Authority: CN
Inventors: 阮富强; 陈磊; 王学恺; 李春生; 韩文泽
Original assignee: Zhejiang Dafeng Track Traffic Equipment Co ltd
Current assignee: Zhejiang Dafeng Track Traffic Equipment Co ltd
Priority date: 2022-08-05
Filing date: 2022-08-05
Publication date: 2022-11-08
Anticipated expiration: 2042-08-05
Also published as: CN115303312B

Abstract

The invention provides a bidirectional seat with locking and automatic passenger reversing, which comprises: the seat assembly is rotatably and adjustably arranged on the base assembly, and the seat back assembly is movably arranged on the base assembly through the reversing assembly; the base assembly includes: base and the fixed end plate that sets up on the base, back of the chair subassembly includes: back of the chair and the fixed back of the chair support that sets up on the back of the chair, the switching-over subassembly includes: the chair back component comprises a connecting rod and a limiting part arranged on the connecting rod, wherein one end of the connecting rod is rotatably arranged on the chair back support, the other end of the connecting rod is rotatably connected with the end plate, and the direction-changing adjustment of the chair back component is realized through the matching of the limiting part and the end plate. The bidirectional seat with the locking function for the automatic passenger reversing is convenient to operate and use by users, high in use safety, good in structural stability, capable of achieving reversing adjustment and small in occupied space.

Description

Passenger self-reversing bidirectional seat with locking function

Technical Field

The invention relates to the technical field of seats, in particular to a bidirectional seat with a locking function and capable of automatically reversing for passengers.

Background

The existing medium-low speed rail trains in China are mainly subway and magnetic suspension trains, have the characteristics of large passenger flow and short running route, and therefore fixed transverse or longitudinal arrangement seats are mostly used, the seats which are convenient to clean and maintain and are mainly made of stainless steel or glass fiber reinforced plastic seat surfaces are not good in riding experience, meanwhile, the orientation of the seats on the reversing running back part of the train is fixed and cannot be consistent with the running direction of the train all the time, and certain influence is generated on riding of passengers. The traditional seat reversing structure of the rail train is rotary reversing, is complex and complicated in operation steps, can invade a passageway and other passenger taking spaces during rotary reversing, is generally operated by crews after the train arrives at a station and is changed, and passengers can not automatically reverse, so that the development of the reversing structure more suitable for medium and low-speed trains is urgent.

Disclosure of Invention

Technical problem to be solved

The invention aims to provide a bidirectional seat with a lock for automatically reversing passengers, which can realize the reversing of the automatic seat, is more convenient and time-saving in seat reversing operation, has better stability and higher safety and wider seat adaptability.

(II) technical scheme

In order to solve the technical problem, the invention discloses a bidirectional seat with locking and for passenger to automatically reverse, which comprises: the seat assembly is rotatably and adjustably arranged on the base assembly, and the seat back assembly is movably arranged on the base assembly through a reversing assembly; the base assembly includes: base and fixed setting are in end plate on the base, back of the chair subassembly includes: the back of the chair and fixed the setting are in back of the chair support on the back of the chair, the subassembly that commutates includes: connecting rod and setting are in locating part on the connecting rod, the one end of connecting rod is rotated and is set up on the back of the chair support, its other end with the end plate rotates to be connected, and passes through the locating part with the end plate cooperation is realized the switching-over of back of the chair subassembly is adjusted, through the setting of switching-over subassembly can abandon traditional back of the chair and carry out rotatory switching-over, realizes carrying out the switching-over on the vertical plane of seat and adjusts, does not occupy the exterior space, utilizes the connecting rod and the setting of locating part is guaranteed that inside switching-over is used more conveniently, can be convenient for user's autonomous operation switching-over, can allow the passenger to independently carry out the direction change to the seat and adjust, can change the seat orientation for the train advancing direction, improves and takes the comfort level, also can turn over the seat to face-to-face with the back row seat face, and face-to-face exchange is more humanized when making things convenient for many people to go on a journey, holistic simple structure, and stability and fastness are better.

Further, the locating part sets up for rotating the spacing gyro wheel of connecting rod one side, the arc adjustment tank has been seted up on the end plate, the connecting rod passes through spacing gyro wheel with the cooperation of arc adjustment tank is realized the back of the chair subassembly is in switching-over regulation on the base vertical plane utilizes setting up of spacing gyro wheel can be guaranteed the back of the chair subassembly is in switching-over on the arc adjustment tank removes, can realize simultaneously spacing gyro wheel with the cooperation of arc adjustment tank is right the locking effect is realized to the back of the chair subassembly, guarantees the normal use of the back of the chair subassembly.

Further, the link includes: first rocking arm connecting rod and second rocking arm connecting rod, the articulated setting of one end of first rocking arm connecting rod and second rocking arm connecting rod is in on the back of the chair support, first rocking arm connecting rod the second rocking arm connecting rod the back of the chair support with form quadrilateral structure between the end plate, this structure has adopted the switching-over mode of closed four-bar linkage, has designed non-parallelogram mechanism simultaneously, can realize back of the chair subassembly two to have certain inclination of taking all the time after turning over a book, first rocking arm connecting rod with second rocking arm connecting rod respectively with the both sides cooperation of arc adjustment tank is realized rightly the switching-over operation and the switching-over regulation of back of the chair subassembly, inside structure sets up more rationally.

Further, the both ends of arc adjustment tank have been seted up respectively: first spacing draw-in groove and the spacing draw-in groove of second, spacing gyro wheel respectively with first spacing draw-in groove with the cooperation of the spacing draw-in groove of second is realized it is right the switching-over of back of the chair subassembly is spacing, first spacing draw-in groove with the spacing draw-in groove of second sets up respectively the both sides of end plate can realize with thereby the cooperation of locating part is guaranteed right the switching-over of back of the chair subassembly is spacing.

Further, the method also comprises the following steps: chair foot subassembly and locking subassembly, the chair foot subassembly sets up the both sides of seat subassembly, the locking subassembly is arranged in on the chair foot subassembly and with the cooperation of switching-over subassembly, the locking subassembly symmetry set up and respectively with first spacing draw-in groove and the spacing draw-in groove of second correspond, the locking subassembly includes: locking piece and cable, the one end of cable with the cooperation is connected to the locking piece, its other end with the pedal cooperation of unblock on the chair foot subassembly is realized right the unblock control of locking piece, through the setting of chair foot subassembly and locking subassembly can make back of the chair subassembly switching-over operation convenient, and the locking subassembly passes through the pedal unblock of chair foot subassembly side, and the switching-over operation is accomplished to several seconds, does not invade during the switching-over simultaneously and accounts for the passageway, does not influence other passengers.

Further, the lock member includes: the end plate is provided with a containing groove, the lock tongue is movably arranged in the containing groove, and the back plate is fixedly arranged on the end plate and matched with the lock tongue; during the unblock, through acting on the pedal messenger of unblock the cable drives the spring bolt breaks away from the arc adjustment tank, the seat subassembly is in realize the seat switching-over under the switching-over subassembly cooperation, utilize the backplate can be guaranteed the spring bolt is in activity setting on the end plate can realize right simultaneously the automatic locking of locating part adopts slide formula machinery automatic locking mechanism, and the automatic locking that targets in place of switching-over just can turn over a book operation again after the unblock, has improved the stability and the safety of taking of mechanism.

Further, the seat assembly includes: cushion skeleton is in with the setting cushion on the cushion skeleton, the base subassembly is still including fixed setting up seat support on the base, the cushion skeleton rotates through the runing rest and sets up on the seat support, the cushion skeleton with user's normal use can be guaranteed in the setting of cushion, through the seat support with the setting of runing rest can realize that the cushion can be along with the back of the chair switching-over and angle regulation, ensures all the time after the switching-over that the cushion possesses comfortable dip angle that makes progress, provides the more comfortable position of sitting of passenger.

Further, the fixed cushion regulating spindle that is provided with in both sides of cushion skeleton, the connecting rod when the switching-over with the cooperation of cushion regulating spindle is realized right the rotation regulation control of seat subassembly, the setting of regulating spindle can with the connecting rod cooperation is guaranteed the regulation setting of seat subassembly, holistic structure sets up more rationally.

Further, the mounting groove has been seted up on the end plate, be provided with the blotter on the mounting groove, the blotter is in when the back of the chair subassembly commutates right the connecting rod plays buffering cushioning effect, the setting of blotter can guarantee the shock attenuation cushioning effect of switching-over operation in-process, plays certain guard action to inner structure, can improve user's use simultaneously and experience.

(III) advantageous effects

Compared with the prior art, the bidirectional seat with the locking function for the passenger to automatically reverse has the advantages that: adopt the switching-over mode that seals four-bar linkage, the non-parallelogram mechanism has been designed simultaneously, it has certain inclination to take all the time to have turned over after the two of back of the chair subassembly is turned over, realize the automatic locking that the switching-over is in place simultaneously, just can turn over the operation after the unblock again, the stability of mechanism has been improved and the security of taking, can allow the passenger independently to carry out the direction change to the seat and adjust, can change the seat orientation for the train advancing direction, improve and take the comfort level, also can turn over the seat to face with the back row seat face to face, face-to-face exchange is more humanized when making things convenient for many people to go on a journey, whole switching-over operation is convenient, carry out unblock or locking through chair foot subassembly and locking subassembly, can realize accomplishing the switching-over operation in the short time, do not encroach on the passageway during the switching-over simultaneously, do not influence other passengers, holistic structure sets up more rationally.

Drawings

FIG. 1 is a perspective view of a bi-directional passenger self-reversing seat with locking of the present invention;

FIG. 2 is an upward perspective view of a bi-directional seat bottom with locked passenger autonomous reversing of the present invention;

FIG. 3 is a schematic view of a locked passenger self-reversing bi-directional seat with the seat cushion removed;

FIG. 4 is a cross-sectional view of a locked passenger self-reversing bi-directional seat of the present invention with the seat cushion removed;

FIG. 5 is a schematic structural view of a bi-directional seat reversing assembly and base assembly with locked passenger autonomous reversing of the present invention;

FIG. 6 is a perspective view of a bi-directional seat reversing assembly and base assembly with locked autonomous passenger reversing of the present invention;

FIG. 7 is a schematic structural view of a bi-directional seat reversing assembly and end plates with locked autonomous passenger reversing of the present invention;

FIG. 8 is a perspective view of a bi-directional seat reversing assembly and end plates with locked autonomous passenger reversing of the present invention;

wherein: the seat assembly comprises a seat assembly 1, a seat frame 101, a seat cushion 102, a seat back assembly 2, a seat back 201, a seat back 202, a seat back support 3, a base 301, an end plate 302, a seat support 303, a reversing assembly 4, a connecting rod 401, a first rocker connecting rod 411, a second rocker connecting rod 421, a limiting roller 5, an arc-shaped adjusting groove 6, a first limiting clamping groove 601, a second limiting clamping groove 602, a seat leg assembly 8, an unlocking pedal 801, a locking assembly 9, a locking member 901, a locking tongue 911, a back plate 921, a pulling rope 902, an accommodating groove 10, a rotating support 11, a seat cushion adjusting shaft 12, a mounting groove 13 and a cushion pad 14.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

Referring to fig. 1 to 8, a bidirectional seat with locked autonomous direction change for passengers includes: the chair comprises a seat component 1, a chair back component 2 and a base component 3, wherein the seat component 1 is rotatably and adjustably arranged on the base component 3, and the chair back component 2 is movably arranged on the base component 3 through a reversing component 4; the base assembly 3 includes: base 301 and the fixed end plate 302 that sets up on base 301, back of the chair subassembly 2 includes: back 201 and the back of the chair support 202 of fixed setting on back 201, switching-over subassembly 4 includes: connecting rod 401 and the locating part of setting on connecting rod 401, the one end of connecting rod 401 rotates and sets up on back of the chair support 202, its other end rotates with end plate 302 and is connected, and realize the switching-over regulation of back of the chair subassembly 2 through locating part and end plate 302 cooperation, the setting of switching-over subassembly 4 can abandon traditional back of the chair and carry out the rotation switching-over, realize carrying out the switching-over regulation on the vertical plane of seat, do not occupy the exterior space, it is more convenient to utilize the setting of connecting rod 401 and locating part to guarantee inside switching-over to use, in this embodiment the locating part is spacing gyro wheel 5, the locating part also can be other structures of realizing spacing locking with end plate 302 cooperation simultaneously, and not be restricted to the structure in this embodiment, can be convenient for the user to independently operate the switching-over, can allow the passenger to independently carry out the direction change regulation to back of the chair subassembly 2, can be with back of the chair subassembly 2 orientation change for the train direction of advancing, improve the comfort level of taking, also can be with back of the chair subassembly 2 to turning over to the opposite side of the back of the seat, face-to-face communication is more humanized when making things convenient for many people to go out, holistic simple in whole structure, stability and fastness are better.

Referring to fig. 3, fig. 7 and fig. 8, the limiting part is a limiting roller 5 rotatably arranged on one side of the connecting rod 401, the end plate 302 is provided with an arc-shaped adjusting groove 6, the connecting rod 401 realizes the reversing adjustment of the chair back assembly 2 on the vertical plane of the base 301 through the cooperation of the limiting roller 5 and the arc-shaped adjusting groove 6, the reversing movement of the chair back assembly 2 on the arc-shaped adjusting groove 6 can be ensured by the arrangement of the limiting roller 5, meanwhile, the locking effect of the cooperation of the limiting roller 5 and the arc-shaped adjusting groove 6 on the chair back assembly 2 can be realized, and the normal use of the chair back assembly 2 is ensured.

Referring to fig. 3, 7 and 8, the link 401 includes: first rocking arm connecting rod 411 and second rocking arm connecting rod 421, the one end of first rocking arm connecting rod 411 and second rocking arm connecting rod 421 is articulated to be set up on back of the chair support 202, first rocking arm connecting rod 411, second rocking arm connecting rod 421, form quadrilateral structure between back of the chair support 202 and the end plate 302, the switching-over mode of closed four-bar linkage has been adopted, non-parallelogram mechanism has been designed simultaneously, it has certain inclination to have all the time to have realized back of the chair subassembly 2 two to turning over the back, first rocking arm connecting rod 411 and second rocking arm connecting rod 421 realize the switching-over operation and the switching-over regulation to back of the chair subassembly 2 with the both sides cooperation of arc adjustment tank 6 respectively, inside structure sets up more rationally.

Referring to fig. 3, 7 and 8, two ends of the arc-shaped adjusting groove 6 are respectively opened with: first spacing draw-in groove 601 and the spacing draw-in groove 602 of second, spacing gyro wheel 5 realizes the switching-over spacing to back of the chair subassembly 2 with the cooperation of first spacing draw-in groove 601 and the spacing draw-in groove 602 of second respectively, and first spacing draw-in groove 601 and the spacing draw-in groove 602 of second set up respectively in the both sides of end plate 302, thereby can realize guaranteeing to back of the chair subassembly 2 the switching-over spacing with the cooperation of locating part.

Referring to fig. 1, 2, 3 and 6, further comprising: chair foot subassembly 8 and locking subassembly 9, chair foot subassembly 8 sets up in the both sides of chair subassembly 1, locking subassembly 9 arrange in on the chair foot subassembly 8 and with the cooperation of switching-over subassembly 4, locking subassembly 9 symmetry sets up and corresponds with first spacing draw-in groove 601 and the spacing draw-in groove 602 of second respectively, locking subassembly 9 includes: locking piece 901 and cable 902, the cooperation is connected with locking piece 901 to the one end of cable 902, the unblock control to locking piece 901 is realized with the cooperation of unblock pedal 801 on the chair foot subassembly 8 to its other end, the setting of chair foot subassembly 2 and locking subassembly 9 can make back of the chair subassembly 2 switching-over operation convenient, locking subassembly 9 is through the pedal unblock of chair foot subassembly 8 side, the switching-over operation is accomplished to several seconds, do not encroach during the switching-over simultaneously and occupy the passageway, do not influence other passengers.

Referring to fig. 3 and 6, the lock 901 includes: the lock bolt 911 and the back plate 921, wherein the end plate 302 is provided with an accommodating groove 10, the lock bolt 911 is movably arranged in the accommodating groove 10, and the back plate 921 is fixedly arranged on the end plate 302 and is matched with the lock bolt 911; during the unblock, through acting on unblock pedal 801 messenger cable 902 and driving spring bolt 911 and break away from arc adjustment tank 6, seat subassembly 1 realizes the seat switching-over under the cooperation of switching-over subassembly 4, utilizes backplate 921 can guarantee the activity setting of spring bolt 911 on end plate 302, can realize the automatic locking to the locating part simultaneously, adopts slide formula machinery automatic locking mechanism, and the automatic locking that targets in place of switching-over just can turn over the operation of rolling over again after the unblock, has improved the stability and the safety of taking of mechanism.

Referring to fig. 1, 2, 4 and 5, the seat assembly 1 includes: cushion skeleton 101 and the cushion 102 of setting on cushion skeleton 101, base subassembly 3 is still including the fixed seat support 303 that sets up on base 301, cushion skeleton 101 rotates through runing rest 11 and sets up on seat support 303, user's normal use can be guaranteed in the setting of cushion skeleton 101 and cushion 102, can realize through setting up of seat support 303 and runing rest 11 that cushion 102 can be along with the back of the chair switching-over and angle regulation, guarantee all the time after the switching-over that the cushion possesses comfortable ascending inclination of taking, provide the more comfortable position of sitting of passenger.

Refer to fig. 4, fig. 5 and fig. 7, the fixed cushion regulating shaft 12 that is provided with in both sides of cushion skeleton 101, connecting rod 401 realizes the rotation regulation control to seat subassembly 1 with the cooperation of cushion regulating shaft 12 when the switching-over, the setting of regulating shaft 12 can guarantee the regulation setting of seat subassembly 2 with the cooperation of connecting rod 401, holistic structure sets up more rationally, mounting groove 13 has been seted up on the end plate 302, be provided with blotter 14 on the mounting groove 13, blotter 14 plays buffering cushioning effect to connecting rod 401 when the switching-over of back of the chair subassembly 2, can effectively reduce whole space and occupy, the shock attenuation cushioning effect in the switching-over operation process can be guaranteed in the setting of blotter 14, play certain guard action to the inner structure, can improve user's use simultaneously and experience.

The two-way seat of passenger's autonomic switching-over of this embodiment area locking adopts the switching-over mode of sealing four-bar linkage, non-parallelogram mechanism has been designed simultaneously, it has certain inclination of taking all the time to have realized two of back of the chair subassembly to roll over after rolling over, realize the automatic locking that the switching-over targets in place simultaneously, the operation of just can rolling over again after the unblock, the stability of mechanism and the security of taking have been improved, can allow the passenger independently to carry out the direction change to the seat and adjust, can change the seat orientation for the train direction of advance, improve and take the comfort level, also can roll over the seat to face with the back row seat, face-to-face exchange is more humanized when making things convenient for many people to go on a journey, whole switching-over operation is convenient, carry out unblock or locking through chair foot subassembly and locking subassembly, can realize accomplishing the switching-over operation in the short time, do not encroach on the passageway when the switching-over simultaneously, do not influence other passengers, holistic structure sets up more rationally.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and embellishments can be made without departing from the technical principle of the present invention, and these modifications and embellishments should also be regarded as the protection scope of the present invention.

Claims

1. A passenger self-reversing bi-directional seat with locking, comprising: the chair comprises a seat assembly (1), a chair back assembly (2) and a base assembly (3), wherein the seat assembly (1) is rotatably and adjustably arranged on the base assembly (3), and the chair back assembly (2) is movably arranged on the base assembly (3) through a reversing assembly (4); the base assembly (3) comprises: base (301) and fixed the setting are in end plate (302) on base (301), back of the chair subassembly (2) includes: back of the chair (201) and fixed setting are in back of the chair support (202) on back of the chair (201), switching-over subassembly (4) include: connecting rod (401) and setting are in locating part on connecting rod (401), the one end of connecting rod (401) is rotated and is set up on back of the chair support (202), its other end with end plate (302) rotate to be connected, and pass through the locating part with end plate (302) cooperation is realized the switching-over of back of the chair subassembly (2) is adjusted.

2. The passenger self-reversing bidirectional seat with the lock function according to claim 1, wherein the limiting member is a limiting roller (5) rotatably disposed on one side of the connecting rod (401), the end plate (302) is provided with an arc-shaped adjusting groove (6), and the connecting rod (401) realizes the reversing adjustment of the seat back assembly (2) on the vertical plane of the base (301) through the cooperation of the limiting roller (5) and the arc-shaped adjusting groove (6).

3. The bi-directional passenger self-reversing seat with lock as claimed in claim 1, wherein said linkage (401) comprises: first rocker connecting rod (411) and second rocker connecting rod (421), the articulated setting of one end of first rocker connecting rod (411) and second rocker connecting rod (421) is in on back of the chair support (202), first rocker connecting rod (411) second rocker connecting rod (421) back of the chair support (202) with form quadrilateral between end plate (302).

4. The passenger self-reversing bidirectional seat with lock according to claim 2, wherein the two ends of the arc-shaped adjusting groove (6) are respectively provided with: first spacing draw-in groove (601) and second spacing draw-in groove (602), spacing gyro wheel (5) respectively with first spacing draw-in groove (601) with the cooperation of second spacing draw-in groove (602) is realized it is right the switching-over of back of the chair subassembly (2) is spacing.

5. The self-reversing bi-directional passenger seat with locking of claim 4, further comprising: chair foot subassembly (8) and locking subassembly (9), chair foot subassembly (8) set up the both sides of seat subassembly (1), locking subassembly (9) are arranged in on chair foot subassembly (8) and with switching-over subassembly (4) cooperation.

6. The passenger self-reversing bi-directional seat with lock according to claim 5, wherein said locking assembly (9) is symmetrically disposed and corresponds to said first limiting slot (601) and said second limiting slot (602), respectively, said locking assembly (9) comprises: the locking mechanism comprises a locking piece (901) and a pulling cable (902), wherein one end of the pulling cable (902) is connected and matched with the locking piece (901), and the other end of the pulling cable is matched with an unlocking pedal (801) on the chair foot assembly (8) to realize unlocking control of the locking piece (901).

7. The bi-directional passenger self-reversing seat with lock of claim 6, wherein the latch (901) comprises: the lock bolt is characterized by comprising a lock bolt (911) and a back plate (921), wherein an accommodating groove (10) is formed in the end plate (302), the lock bolt (911) is movably arranged in the accommodating groove (10), and the back plate (921) is fixedly arranged on the end plate (302) and is matched with the lock bolt (911); during the unblock, through acting on unblock is pedal (801) makes cable (902) drive spring bolt (911) break away from arc adjustment tank (6), seat subassembly (1) is in the seat switching-over is realized to switching-over subassembly (4) cooperation down.

8. The passenger self-reversing bi-directional seat with lock as claimed in claim 1, wherein said seat assembly (1) comprises: cushion skeleton (101) and setting are in cushion (102) on cushion skeleton (101), base subassembly (3) are still including fixed the setting seat support (303) on base (301), cushion skeleton (101) are rotated through runing rest (11) and are set up on seat support (303).

9. The passenger self-reversing bidirectional seat with lock according to claim 8 is characterized in that a seat cushion adjusting shaft (12) is fixedly arranged on two sides of the seat cushion framework (101), and the connecting rod (401) is matched with the seat cushion adjusting shaft (12) during reversing to realize the rotation adjusting control of the seat assembly (1).

10. The passenger self-reversing bi-directional seat with lock as claimed in claim 1, wherein the end plate (302) is provided with a mounting groove (13), the mounting groove (13) is provided with a cushion pad (14), and the cushion pad (14) has a cushioning effect on the link (401) when the seat back assembly (2) is reversed.