CN216102104U - Sleep-aid adjustable train hard seat - Google Patents

Abstract

The utility model discloses a sleep-assisting adjustable train hard seat which comprises a seat, a seat back and a seat, wherein the seat is fixedly arranged on a train, the seat back is fixedly connected with the seat, the seat also comprises an upper side back cushion, a lower side back cushion and a seat cushion, and the upper side back cushion and the lower side back cushion are both connected with the seat back in a sliding manner; the utility model is provided with the upper side back cushion, the lower side back cushion and the cushion, the upper side back cushion is positioned at the uppermost part of the chair back, the head of a passenger can lean against the back cushion, the lower side of the lower side back cushion is abutted against the bottom of the chair back, the two back cushions are combined to form an approximate S-shaped chair back, the arc-shaped cushion designed on the horizontal seat surface is abutted against the outer edge of the chair, the stress condition of each part of the body of the passenger when the passenger sits on the chair is totally adjusted, the sitting posture of the passenger is very comfortable, when the long-distance passenger wants to sleep, the back cushion and the cushion can be adjusted, each part of the body of the passenger can achieve comfortable feeling when the passenger sleeps, and the sleeping is convenient.

Description

Sleep-aid adjustable train hard seat

Technical Field

The utility model relates to the technical field of train hard seats, in particular to an adjustable train hard seat for helping sleep.

Background

In the in-process on long-distance journey, what take hard seat train and mainly solve is seat comfort level problem and sleep problem, however, the hard seat of present train exists the comfort level not enough, and be difficult to the problem of sleep, we adopt seatpad and cushion slider, can effectively solve the hard seat of train and can't go into the sleep condition evening, its present design is by handle control, adjust back upside and downside cushion and horizontal seat portion respectively, design through S type seat appearance, more accord with passenger back curve, cushion and seatpad can be according to passenger' S height and position of sitting custom adjustment height, just so can greatly improve passenger night sleep and experience.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a sleeping-aid adjustable train hard seat to solve the technical problems that the comfort level of the train hard seat is insufficient and the train hard seat is difficult to sleep.

In order to achieve the purpose, the utility model provides the following technical scheme: help hard seat of sleep adjustable train, including the seat, the seat still includes the back of the chair and seat support, seat fixed mounting is on the train, the back of the chair with seat support fixed connection, the seat still includes upside cushion, downside cushion and cushion, the upside cushion with the downside cushion all with back of the chair sliding connection, the cushion with seat support sliding connection the handle is installed to one side of seat, the handle is used for right the height and the horizontal position of upside cushion and downside cushion are adjusted.

Preferably, still include slide rail, square hole, wire rope and handle, the square hole still includes first square hole and second square hole, one side of the back of the chair and the upper surface of seat support is provided with a plurality of slide rail, the slip of upside cushion and cushion relies on two vertical and horizontally slide rails respectively to realize, the slip of downside cushion relies on the slip realization of four slide rails on the back of the chair and the seat support, cushion side slide rail is outside protruding, its two class rectangular surfaces perpendicular with the seat support are the indent structure, the one side of pressing close to the seat has four rectangle first square holes that the size is the same and align to grid, seat side slide rail is inside sunken, its two class rectangular surfaces perpendicular with the back of the chair are the evagination structure, the one side align to grid who presses close to first square hole during the gomphosis is the second square hole of same size, there is one row of tail end welding to have the steel sheet in the second square hole, the steel sheet both ends link to the seat through two springs, a steel wire rope is arranged in the middle of the chair and is pulled to a corner at the joint of the chair back and the chair seat through a pulley, four steel wire ropes led out from four slide rails of the chair back and the chair seat are converged into one steel wire rope, and the other pulley and a rotatable handle are connected with the steel wire rope at the corner of the chair.

Preferably, the outward protrusion of the back cushion side slide rail is in a cuboid shape, the length of the cuboid is 100mm, the width of the cuboid is 10mm, the height of the cuboid is 8mm, the depression depth of the cuboid is 1-1.5mm, the slide rail is hollow, and the hole depth of the first square hole is 8 mm.

Preferably, the inward recess of the seat side slide rail is similar to a cuboid, is matched with the size of the back cushion side slide rail, and can be embedded with the back cushion side slide rail.

Preferably, the length of the steel cuboid column connected with the steel plate in the second square hole is 6mm, and the width and the height of the steel cuboid column are matched with those of the square hole.

Preferably, the radian deflection angle of upside cushion with the downside cushion is 110, and the protruding department of arc cushion is 10cm, upside cushion with the downside cushion forms the S type back of the chair, the height 800mm of back, and the design of chair height is 485mm, the arc deflection angle of cushion is 145, and the radius of deflection is 20 cm.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model is provided with an upper side back cushion, a lower side back cushion and a cushion, wherein the upper side back cushion is positioned at the uppermost part of the chair back, the head of a passenger can lean against the back cushion, the lower side of the lower side back cushion is abutted against the bottom of the chair back, the two back cushions are combined to form an approximate S-shaped chair back, the arc-shaped cushion designed by a horizontal seat surface is abutted against the outer edge of the chair, so that a certain space is formed in the chair, the stress condition of each part of the body when the passenger sits on the chair is totally adjusted, the sitting posture of the passenger is very comfortable, when the long-distance passenger wants to sleep, the back cushion and the cushion can be adjusted, after the adjustment, the upper side back cushion can move downwards and move to the vicinity of the back of the neck, the lower side back cushion moves forwards along the seat surface to form a waist guard with a certain inclination angle, the inclination can be adjusted by the passenger by oneself, the seat surface can slide forwards, the area of the seat surface is increased, the legs can slightly rise for a distance, the stress condition of each part of the body when the human sits on the chair and the cushion is adjusted by the shape design of the cushion, the user can feel comfortable when sleeping, so that the user can fall asleep conveniently.

Drawings

FIG. 1 is a schematic view of a connection structure of an adjustable primary seat according to the present invention;

FIG. 2 is a schematic view of the connection structure of the chair after adjustment according to the present invention;

FIG. 3 is a schematic view of a connection structure of the steel wire rope according to the present invention;

FIG. 4 is a schematic view of the side slide rail of the back cushion of the present invention;

FIG. 5 is a schematic view of a seat side slide of the present invention;

fig. 6 is a schematic view of a slide rail connection structure according to the present invention.

In the figure: 1. a chair back; 2. a chair seat; 3. an upper side cushion; 4. a lower side cushion; 5. a cushion; 6. a pulley; 7. a wire rope; 8. a handle; 9. a slide rail; 10. and (4) square holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: help hard seat of adjustable train of sleeping, including the seat, the seat still includes back of the chair 1 and seat support 2, and seat fixed mounting is on the train, back of the chair 1 and 2 fixed connection of seat support, and the seat still includes upside cushion 3, downside cushion 4 and cushion 5, and upside cushion 3 and downside cushion 4 all with back of the chair 1 sliding connection, cushion 5 and 2 sliding connection of seat support, install handle 8 in one side of seat, and handle 8 is used for adjusting the height and the horizontal position of upside cushion 3 and downside cushion 4.

At the beginning of adjustment, the upper side backrest 3 is positioned at the uppermost part of the chair back 1, the head of a passenger can lean against the back cushion, the lower side of the lower side back cushion 4 is abutted against the bottom of the chair back 1, the two back cushions are combined to form an approximate S-shaped chair back, the designed arc-shaped seat cushion of the horizontal seat surface is abutted against the outer edge of the chair, so that a certain space is formed in the seat, the stress condition of each part of the body of the passenger when the passenger sits on the seat is totally adjusted, and the sitting posture of the passenger is very comfortable.

When a long-distance passenger wants to sleep, the back cushion and the cushion 5 can be adjusted, after adjustment, the upper back cushion 3 can move downwards and move to the position near the back of the neck, the lower back cushion 4 moves forwards along the seat surface to form a waist support with a certain inclination angle, the gradient can be adjusted by the passenger, meanwhile, the seat surface and the cushion slide forwards, the area of the seat surface is increased, legs can slightly rise for a certain distance, the stress condition of each part of the body of the person when the person sits and sleeps is adjusted through the shape design of the cushion and the back cushion, and each part of the body of the person can achieve comfortable feeling when the person sleeps, so that the long-distance passenger can fall asleep conveniently.

The upper side back cushion 3 and the base seat cushion slide respectively by virtue of two vertical and horizontal slide rails, the lower side back cushion 4 slides by virtue of four slide rails on the chair back and the chair seat, and the two parts of the slide rails are respectively arranged on the chair side and the back cushion side and are embedded together, so that relative sliding can be realized. The back cushion side slide rail is outwards protruded, and is of a cuboid-like shape, the cuboid-like length is 100mm, the width is 10mm, the height is 8mm, the cuboid-like shape and two cuboid-like surfaces vertical to the seat cushion are of an inwards concave structure, the concave depth is 1-1.5mm, the slide rail is hollow, four rectangular square holes are arranged uniformly and have the same size and the same depth, the seat side slide rail is inwards concave, the concave part is of a cuboid-like shape, the two cuboid-like rectangular surfaces vertical to the back cushion are of an outwards convex structure and are matched with the size of the back cushion side slide rail, the square holes are just embedded with the back cushion side slide rail, the square holes with the same size are uniformly arranged on the surface of the square holes during embedding, a row of steel cuboid columns with the length of 6mm and the tail ends connected with a long strip steel plate are arranged in the square holes, the width and the height of the steel rectangular columns are matched with the square holes, the two ends of the steel plates are connected with the seat through two springs, a steel wire rope is arranged in the middle and is pulled to the connection part of the seat and the seat through a pulley (namely, the corner part is connected with the seat (namely, the corner part of the seat) ) Four thin steel wire ropes led out from the four sliding rails of the chair back and the chair seat are converged into one steel wire rope, and the other pulley and the rotatable handle are connected with the steel wire rope at the corner of the chair. The rotating handle is pressed down, the steel wire rope can be pulled, so that the four rows of rectangular columns are simultaneously retracted into one side of the seat, and at the moment, the seat cushion can slide up and down, back and forth or obliquely; loosen the handle, under the effect of spring, the cuboid post is automatic to the throne, insert in the seatpad side slide rail, prevent its slip, reach the effect of fixed seatpad, the structure that the oblique slip of seatpad 5 was supported is the same with the slide rail that the slip of upside cushion and base cushion was supported, the difference is to change two slide rails into four slide rails, and the junction of seatpad and slide rail is not the cushion bottom, but four angles of cushion, four angles of back are articulated with the slide rail, can freely rotate on vertical direction, when guaranteeing that the cushion moves in an inclined way, the slide rail is level and vertical removal.

Wherein, the radian deflection angle of upside cushion 3 with downside cushion 4 is 110, and the protruding department of arc cushion is 10cm, upside cushion 3 with downside cushion 4 forms the S type back of the chair, the height 800mm of back, and the design of chair height is 485mm, the arc deflection angle of cushion 5 is 145, and the deflection radius is 20 cm.

The cushion is an important component of the seat, the shape design of the cushion is adapted to the natural bending state of the spine, an arc-shaped cushion is introduced into a backrest with an angle close to 90 degrees of an original train hard seat, the radian deflection angle is 110 degrees, the lumbar section of the spine is the most critical part for bearing the body, a bulge is designed at the part, close to the lumbar section, of the backrest, the arc-shaped cushion is introduced, the back of a person fits the arc-shaped cushion, the bulge of the arc-shaped cushion is 10cm, an S-shaped backrest is finally formed, the height of the backrest in the sitting posture size of a normal adult (18 years to 60 years old) at the stage depends on the size of the sitting height, the backrest of a hard seat of a common train is 850mm, and the improvement is 800 mm. The height of the existing train hard seat is 460mm, on one hand, the train hard seat is not easy to be placed into a leather case, on the other hand, the situation that the legs cannot be stretched when the train seat is used is easy to cause, on the one hand, the reference value of the shank plus the height of feet of an adult is referred, the wearing correction amount is added, the height of the train seat is designed to be 485mm, an arc-shaped seat cushion is also introduced into the seat surface, the seat surface and the horizontal plane of the seat cushion generate an inclination angle, the deflection angle of the arc-shaped seat cushion is 145 degrees, and the deflection radius is 20 cm.

The working principle is as follows: when the chair is used, the upper side back cushion 3 and the base seat cushion slide respectively by virtue of two vertical and horizontal slide rails, the lower side back cushion 4 slides by virtue of four slide rails on the chair back and the chair seat, and the two parts of the slide rails are respectively arranged on the chair side and the back cushion side and are embedded together, so that relative sliding can be realized. The back cushion side slide rail is outwards protruding, is the quasi-cuboid type, and quasi-cuboid length is 100mm, and the width is 10mm, highly is 8mm, and its and two class rectangular faces of seatpad vertically are the indent structure, and the sunken degree of depth is 1-1.5mm, and the slide rail cavity has four big or small the same, four rectangle square holes of align to grid, hole depth 8mm to press close to the one side of seat. The seat side slide rail is inwards sunken, the sunken part is of a similar cuboid shape, two similar rectangular surfaces vertical to the seat back are of convex structures, the concave structures are matched with the size of the back cushion side slide rail and can be just embedded with the back cushion side slide rail, square holes with the same size are uniformly arranged on one surface close to the square holes during embedding, a row of steel cuboid columns with the tail ends being connected by a strip-shaped steel plate and the length being 6mm and the width and the height being matched with the square holes are arranged in the square holes, two ends of the steel plate are connected with the seat through two springs, a thin steel wire rope is arranged in the middle and is pulled to the connecting part (namely the corner) of the seat back and the seat back through a pulley, four thin steel wire ropes led out by the four slide rails of the seat back and the seat bottom are converged into a whole, another pulley is arranged at the corner of the seat and is connected with a rotatable handle, the rotatable handle is pressed down to pull the steel wire rope, so that the four rows of the cuboid columns are simultaneously put into one side of the seat, at this time, the seat cushion can slide up and down, back and forth or obliquely; loosen the handle, under the effect of spring, the cuboid post is automatic to the throne, insert in the seatpad side slide rail, prevent its slip, reach the effect of fixed seatpad, the structure that the oblique slip of seatpad 5 was supported is the same with the slide rail that the slip of upside cushion and base cushion was supported, the difference is to change two slide rails into four slide rails, and the junction of seatpad and slide rail is not the cushion bottom, but four angles of cushion, four angles of back are articulated with the slide rail, can freely rotate on vertical direction, when guaranteeing that the cushion moves in an inclined way, the slide rail is level and vertical removal.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. Help hard seat of adjustable train of sleeping, including the seat, the seat still includes back of the chair (1) and seat support (2), seat fixed mounting is on the train, back of the chair (1) with seat support (2) fixed connection, its characterized in that: the seat further comprises an upper side cushion (3), a lower side cushion (4) and a seat cushion (5), wherein the upper side cushion (3) and the lower side cushion (4) are all connected with the seat back (1) in a sliding manner, the seat cushion (5) is connected with the seat base (2) in a sliding manner, a handle (8) is installed on one side of the seat, and the handle (8) is used for adjusting the height and the horizontal position of the upper side cushion (3) and the lower side cushion (4).

2. The sleep aid adjustable train hard seat as claimed in claim 1, wherein: the novel seat back cushion is characterized by further comprising slide rails, square holes (10), steel wire ropes (7) and a handle (8), wherein the square holes further comprise a first square hole and a second square hole, one side of the seat back (1) and the upper surface of the seat base (2) are provided with a plurality of slide rails, the slide of the upper side back cushion (3) and the seat cushion (5) is realized by two vertical and horizontal slide rails respectively, the slide of the lower side back cushion (4) depends on the slide of the four slide rails on the seat back (1) and the seat base (2) and is realized by pressing close to the slide rails, the side slide rails of the back cushion are outwards convex, the side slide rails of the back cushion and the two vertical rectangular surfaces of the seat base (2) are concave structures, one surface of the first square hole is uniformly arranged with the same size and the second square hole with the same size when being embedded, a row of tail ends of the steel plates are welded in the second square holes, the two ends of each steel plate are connected with the seat through two springs, a steel wire rope (7) is arranged in the middle of each steel plate and is pulled to the corner where the seat back and the seat are connected through a pulley (6), four steel wire ropes (7) led out by four sliding rails of the seat back (1) and the seat (2) are converged into one steel wire rope, and the other pulley and the rotatable handle (8) are arranged at the corner of the seat to be connected with the steel wire rope (7).

3. The sleep aid adjustable train hard seat as claimed in claim 1, wherein: the outward bulge of back cushion side slide rail is the quasi-cuboid type, and quasi-cuboid length is 100mm, and the width is 10mm, and highly is 8mm, and sunken degree of depth is 1-1.5mm, and the slide rail cavity, and the hole depth of first square hole 8 mm.

4. The sleep aid adjustable train hard seat as claimed in claim 1, wherein: the inward depressions of the seat side slide rails are similar to a cuboid, are matched with the sizes of the back cushion side slide rails and can be embedded with the back cushion side slide rails.

5. The sleep aid adjustable train hard seat as claimed in claim 2, wherein: and the length and the width of the steel rectangular column connected with the steel plate in the second square hole are 6mm, and the steel rectangular column is matched with the square hole in height and width.

6. The sleep aid adjustable train hard seat as claimed in claim 1, wherein: upside cushion (3) with the radian angle of deflection of downside cushion (4) is 110, and the protruding department of arc cushion is 10cm, upside cushion (3) with downside cushion (4) form the S type back of the chair, the high 800mm of back, and the design of chair height is 485mm, the arc angle of deflection of cushion (5) is 145, and the radius of deflection is 20 cm.

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