CN210310361U - Folding headrest of high-speed railway seat convenient to head rest - Google Patents

Abstract

A folding headrest of a high-speed rail seat convenient for a head to rest comprises a seat base, a seat backrest, two gears, two toothed belts, two adjusting rods, two upper seat pillow layers and two lower seat pillow layers, wherein a trapezoidal sliding groove is vertically formed in each lower seat pillow layer, a sliding block matched with the trapezoidal sliding groove is arranged in each trapezoidal sliding groove, the side face formed by the short edges of the bottom surface of each sliding block is connected with the upper seat pillow layer, the toothed belts are arranged on the side face formed by the long edges of the bottom surface of each sliding block, a cavity and a communicating hole are formed in each lower seat pillow layer, the gears are arranged in the cavities, and one end, penetrating through the communicating; the upper end of the seat backrest is provided with a protruding part, the side wall of the protruding part of the seat backrest is provided with a notch, the side walls of the lower layers of the two seat pillows are respectively hinged with the side wall of the protruding part, and the upper layer of the seat pillow and the lower layer of the seat pillow form a seat pillow; by using the device, the seat pillow can be provided for the passenger, so that the passenger can have a comfortable rest in the process of taking the vehicle for a long time.

Description

Folding headrest of high-speed railway seat convenient to head rest

Technical Field

The utility model relates to a seat field specifically is a foldable headrest of high-speed railway seat convenient to head rest.

Background

At present, with the increasingly rapid social development, people can travel more conveniently, road traffic is developed increasingly, the travel modes are various, highways and railways are all-around, passenger cars, trains and planes are the main travel modes of people, the traffic development is rapid at present, and in recent years, Chinese high-speed rails become the posts of the latest science and technology of China which enter the army and overseas at large; china has high speed and high singing, and orders are successively chopped in the global market by virtue of high cost performance and successful operation experience. The data show that the traffic of the Chinese middle train has been the first global in the railway equipment industry and the rail transit equipment industry, and the Chinese high-speed rail accounts for about 30% of the global market share.

The high-speed rail has high running speed up to 350km/h, the traveling time can be reduced by 2-3 times compared with that of a passenger car and a common train, the price of the sitting high-speed rail is relatively low compared with that of the airplane traveling, most passengers can accept the high-speed rail, the high-speed rail has strong transportation capacity and high safety performance, the current high-speed rail in China develops rapidly, the sitting high-speed rail is considered for the first time for many passengers traveling at present, the conventional seat is adopted as the seat on the high-speed rail at present, the backrest of the seat is straight, the spine of a person is bent, the passengers feel soreness and backache when sitting on the high-speed rail for a long time, the rest is not good, the comfort level of the passengers is not high, the upright seat in long-distance travel cannot lead the passengers to have a certain supporting position for sleeping peacefully, and the passengers can fall down frequently due to the body mechanism of the passengers and the centripetal force action, disturbing the rest of the people around.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the passenger when taking the high-speed railway, current high-speed railway seat can not provide comfortable not enough of having a rest for the passenger, provides a foldable headrest of high-speed railway seat convenient to head rest, through using this device, can provide the seat pillow for the passenger that needs the rest, makes the passenger at the comfortable rest of the in-process of taking vehicle for a long time.

The purpose of the utility model is mainly realized through the following technical scheme:

a folding headrest of a high-speed rail seat convenient for head rest comprises a seat base, a seat backrest, two gears, two toothed belts, two adjusting rods, two upper seat pillow layers and two lower seat pillow layers, wherein the upper seat pillow layers and the lower seat pillow layers are the same in size, a vertical trapezoidal sliding groove is formed in the lower seat pillow layers, a sliding block matched with the trapezoidal sliding groove is arranged in the trapezoidal sliding groove, the side face formed by short edges of the bottom surfaces of the sliding block is connected with the upper seat pillow layers, the toothed belts are arranged on the side face formed by long edges of the bottom surfaces of the sliding block and are perpendicular to the bottom surfaces of the sliding block, a cavity and a communicating hole are formed in the lower seat pillow layers, the gears are arranged in the cavity, the gears are meshed with the toothed belts, one end of each adjusting rod penetrates through the communicating hole; the upper end of the seat backrest is provided with a protruding part, the length of the protruding part at the upper end of the seat backrest is half of that of the seat backrest, the side wall of the protruding part at the seat backrest is provided with a notch, the side walls of the lower layers of the two seat pillows are respectively hinged with the side walls at two sides of the protruding part, the top end of the protruding part is provided with a buckle capable of fixing the lower layer of the seat pillow, the upper layer of the seat pillow and the lower layer of the seat pillow form the seat pillow, and the sum of the sizes of the two seat pillows is the same; when the seat cushion is used, the seat cushion is rotatably placed on the protruding part at the upper end part of the seat back, and the adjusting rod is rotated to enable the upper layer of the seat cushion to move up and down. At present, a conventional seat is adopted for a high-speed rail, a seat backrest of the conventional seat is upright, and compared with a curved spine of a person, a passenger needs to straighten and feel uncomfortable when sitting on the high-speed rail for rest. The utility model discloses in set up the arch in seat back upper end, the seat pillow articulates in the protruding lateral wall of seat back upper end, because can lead to the seat pillow freely to rotate on the seat back when simple articulated, causes very bad influence to passenger's taking experience, so the utility model discloses set up the buckle, so when not needing to use, through the buckle that can fix seat pillow lower floor on the protruding portion top with the relative position of seat pillow lower floor and protruding portion fixed, avoid its free rotation to influence passenger's taking experience, when the passenger needs to have a rest, open the buckle and rotate the seat pillow to the seat back arch, form the difference in height with the seat back to as the pillow of sleep; the seat pillow is divided into an upper layer and a lower layer, a trapezoidal sliding groove is arranged in the lower layer of the seat pillow, a sliding block matched with the trapezoidal sliding groove is arranged in the sliding groove, the short side face of the sliding block is connected with the upper layer of the seat pillow, the long side face of the sliding block is connected with a toothed belt, the toothed belt is matched with a gear, an adjusting rod is connected with the gear, the trapezoidal sliding groove is arranged to prevent the sliding block from transversely moving, the gear rotates to drive the sliding block to move up and down through rotating the adjusting rod, a passenger can adjust the height of the upper layer of the seat pillow according to the position of the head of the passenger, when the bolt is not arranged, the position of the upper layer of the seat pillow can be adjusted but cannot be fixed, a bolt is arranged above the part of the adjusting rod, which protrudes out of the lower layer of the seat pillow, a circle of through holes are distributed on the corresponding positions of the adjusting rod, one end of the adjusting rod protrudes out of the lower layer of the seat pillow, so that the adjusting rod can be rotated conveniently to adjust the height of the upper layer of the seat pillow.

Furthermore, the upper layer of the seat pillow comprises a bolster and a side pillow, the side pillow is hinged with the bolster through a central shaft, an angle adjuster is arranged at the end part of the central shaft, a first connecting plate of the angle adjuster is connected with the bolster, a second connecting plate of the angle adjuster is connected with the side pillow, and a sliding block is connected with the bolster. The utility model discloses in divide into bolster and other pillow with the seat pillow upper strata, other pillow can rotation angle, and the passenger can adjust according to the demand of oneself, can lean on other pillow when falling on one side after the passenger sleeps well, avoids falling on one side around on one's body, causes the influence to passenger on every side. It should be further pointed out that the angle adjuster in the technical scheme is the same as the angle adjuster of the automobile seat, and the angle adjuster of the automobile seat is a device which is arranged on the automobile seat and realizes the adjustment of the angle of the backrest. The device generally comprises parts such as back of the chair connecting plate, seat support connecting plate, core, hand wheel or adjustment handle, answer spring (in some low-cost seats, generally with back of the chair connecting plate, on seat support connecting plate integration back skeleton and seat skeleton), wherein first connecting plate corresponds with back of the chair connecting plate, and the second connecting plate corresponds with the seat support connecting plate, comes the turn-over angle of the other pillow of control through adjusting adjustment handle during the use to make passenger's head be in the optimum position when leaning on.

Furthermore, a plurality of water bags are filled in the bolster and the side pillows, and the water bags are mutually contacted. The water bag is a flexible body and has a buffering effect, the passenger inevitably bumps in the process of taking the high-speed rail, the bolster and the side pillow are filled with the water bag, the water bag can reduce the degree of shaking of the head of the passenger caused by the bumping of the train, in addition, the head of the passenger can move at a certain distance in the process of sleeping, and the position of the water bag can be adjusted according to the movement of the head of the passenger, so that the passenger can conveniently rest.

Furthermore, a plurality of bulges are uniformly arranged on the outer surface of the water bag. The passenger can feel comparatively tired at the in-process of taking a bus, the utility model discloses in set up the arch and can carry out slight massage to passenger's head, make better relaxing of passenger's head to better rest, but a long-time position of massage can lead to the fact certain harmful effects to people's health, the utility model discloses evenly set up the massage contact at the water bag surface, the water bag can carry out certain degree irregular motion when receiving the external force of passenger's head or train, thereby makes the arch carry out the massage at different positions to passenger's head, advances the drawback of jolting with the train and turns into the advantage of helping the passenger to have a rest.

Furthermore, the lateral surface of the side pillow is provided with a through hole. People's ear salient in people's head, the passenger falls on one's side after sleeping, and the ear can laminate at first on other pillow, extrudees the ear, and long-time extrudees the ear can be very uncomfortable, the utility model discloses in have the hole that runs through to the bolster side, the passenger falls the ear on one's side and gets into the downthehole of bolster, and the head leans on the bolster, prevents that passenger's ear from receiving the extrusion on one's side of the head on one's side of the pillow, and passenger's ear blocks up when the hole that runs through simultaneously can not cause uncomfortable sense.

Further, the buckle includes fixed plate and buckle, and the fixed plate is located the top of seat pillow lower floor and with seat pillow lower floor fixed connection, and the fixed plate surface is equipped with a plurality of archs, the buckle is located the top of seat back protruding portion and articulated with the top of protruding portion, and the buckle surface is equipped with the through-hole of protruding matching in a plurality of sizes, position and fixed plate surface. The buckle is used for connecting the projection part of the seat backrest which is horizontally arranged with the lower layer of the seat pillow, a plurality of cylinders which are projected from the surface of the plate are arranged on the fixed plate, the buckle plate is provided with through holes which are corresponding to the positions and the sizes of the projected cylinders, the cylinder on the fixing plate is sleeved into the through hole on the buckle plate to limit the freedom degree of the buckle plate and the fixing plate, the buckle plate and the fixed plate are fixedly connected on the bottom plate, the freedom degree of the buckle plate and the fixed plate is limited, and the freedom degree of the lower layer of the seat pillow is limited at the same time, because the plurality of cylinders on the fixed plate are uniformly distributed, the acting force of the bottom plate on the fixed plate and the pinch plate is uniformly distributed, make connection structure more firmly be difficult to destroyed by external effort, use fixed plate and buckle combine to buckle seat back protruding part and seat pillow lower floor effectively to have ensured the utility model discloses seat back's stability.

To sum up, compared with the prior art, the utility model has the following beneficial effects: the utility model discloses in set up the seat pillow on the seat back, set up trapezoidal spout and the slider that matches with it in the seat pillow lower floor, the slider is connected with seat pillow upper strata and cingulum, through the connection of gear and regulation pole and cingulum, the upper strata of seat pillow is reciprocated to the rotatory regulation hole control, the passenger can be according to the position of the upper strata of seat pillow of the height adjustment of own head; meanwhile, the upper layer of the seat pillow is divided into a bolster and a side pillow, and the side pillow can support the side of the head of a passenger, so that the passenger can well rest on the train according to the rest habit of the passenger; the cushion pillow and the side pillow are filled with a plurality of water bags, and the water bags are provided with bulges, so that the passengers can be massaged to a certain degree when the train bumps and the heads of the passengers move, and the passengers can have a better rest; the side of the bolster is provided with a through hole, so that the ears of passengers can be prevented from being extruded.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a seat cushion;

FIG. 3 is a side cross-sectional view of the seat cushion;

FIG. 4 is a top cross-sectional view of the seat pillow;

fig. 5 is a schematic view of a snap structure.

The name corresponding to the reference numeral is 1, a seat back, 2, a seat pillow, 3, a bolster, 4, a back pillow, 5, an upper seat pillow layer, 6, a lower seat pillow layer, 7, a gear, 8, a toothed belt, 9, an adjusting rod, 10, a trapezoidal groove, 11, a buckle, 1101, a fixing plate, 1102 and a buckle plate.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.

Example 1:

as shown in fig. 1, 2, 3, 4 and 5, the seat comprises a seat base, a seat back 1, two gears 7, two toothed belts 8, two adjusting rods 9, two upper seat pillow layers 5 and two lower seat pillow layers 6, wherein the upper seat pillow layers 5 and the lower seat pillow layers 6 are the same in size, the lower seat pillow layers 6 are provided with trapezoidal sliding chutes 10 in a vertical state, sliding blocks matched with the trapezoidal sliding chutes 10 are arranged in the trapezoidal sliding chutes 10, the side surface formed by the short edges of the bottom surfaces of the sliding blocks is connected with the upper seat pillow layers 5, the toothed belts 8 are arranged on the side surface formed by the long edges of the bottom surfaces of the sliding blocks, the toothed belts 8 are perpendicular to the bottom surfaces of the sliding blocks, cavities and communicating holes are formed in the lower seat pillow layers 6, the gears 7 are arranged in the cavities, the gears 7 are meshed with the toothed belts 8, one ends of the adjusting rods 9 penetrate through the communicating holes; seat back 1 upper end is equipped with the protruding portion, and the length of seat back 1 upper end protruding portion is half of seat back 1 length, and seat back 1 protruding portion lateral wall is equipped with the hole, two seat pillow lower floor 6's lateral wall articulated with the both sides lateral wall of protruding portion respectively, the protruding portion top is equipped with buckle 11 that can fix seat pillow lower floor, buckle 11 includes fixed plate 1101 and buckle 1102, fixed plate 1101 be located the top of seat pillow lower floor 6 and with seat pillow lower floor 6 fixed connection, fixed plate 1101 surface is equipped with a plurality of archs, buckle 1102 is located the top of seat back 1 protruding portion and is articulated with the top of protruding portion, buckle 1102 surface is equipped with the through-hole that a plurality of sizes, position and fixed plate 1101 surface arch matched. The upper seat pillow layer 5 and the lower seat pillow layer 6 form a seat pillow 2, and the sum of the sizes of the two seat pillows 2 is the same as the size of the protruding part at the upper end of the seat backrest 1; in the initial state, the upper seat pillow layer 5 and the lower seat pillow layer 6 are superposed, the part of the adjusting rod 9 protruding out of the lower seat pillow layer 6 is placed in the gap of the side wall of the protruding part of the seat back 1, when the seat back is used, the seat pillow 2 is rotatably placed on the protruding part of the upper end part of the seat back 1, and the adjusting rod 9 is rotated to enable the upper seat pillow layer 5 to move up and down. In the embodiment, the protruding parts at the upper end of the seat back 1 are symmetrically arranged along the axial line of the seat back 1, the two seat pillows 2 are symmetrically arranged at the two ends of the protruding part of the seat back 1, the sizes of the seat pillows 2 are set according to the positions of the head heights of general people, the seat pillows 2 are contacted with each other when being rotatably placed on the bulges at the upper end of the seat back 1, the formed gap is small, the head pillows of passengers are basically not perceived, a bolt is arranged above the part of the adjusting rod 9 protruding out of the lower layer 6 of the seat pillow, a circle of through holes are distributed on the corresponding position of the adjusting rod 9, when the adjusting rod 9 is adjusted in place, the bolt is put down to fix the adjusting rod 9 so that the adjusting rod cannot rotate continuously, thereby controlling the seat pillow upper layer 5 from continuing to move, the notch can accommodate the adjusting rod 9 protruding out of the seat and also accommodate the bolt, and does not affect the seat pillow lower layer 6 and the seat pillow upper layer 5 from rotating.

Example 2:

as shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the present embodiment is further defined on the basis of embodiment 1 as follows: the seat pillow upper layer 5 comprises a bolster 3 and an other bolster 4, the other bolster 4 is hinged with the bolster 3 through a central shaft, an angle adjuster is arranged at the end part of the central shaft, a first connecting plate of the angle adjuster is connected with the bolster 3, a second connecting plate of the angle adjuster is connected with the other bolster 4, and a sliding block is connected with the bolster 3. The two sides of the head of the passenger can lean against the side pillow 4 to prevent the passenger from inclining when the passenger is at rest, and the side pillow 4 and the bolster 3 move up and down together in the embodiment. In order to prevent the head of the passenger from being damaged by the head of the passenger directly leaning over the side pillow 4 due to the bumping of the train and the unconscious movement of the passenger, the cushion pillow 3 and the side pillow 4 are filled with a plurality of water bags in the embodiment, the water bags are mutually contacted, and the water bags are made of flexible materials. The train is at the in-process of marcing, can not avoid appearing jolting, this is a drawback that the train marchs, water bag surface evenly sets up a plurality of archs in this embodiment, the jolt of train makes the water bag irregularly move, thereby make the massage contact massage the human head, promote the rest of people's brain, the drawback conversion that marchs the train helps the advantage that the passenger had a rest, the preferred rubber of bellied material in this embodiment, in order to prevent that the passenger from falling over after the sound sleep and making the passenger's ear receive the extrusion, 4 sides of side pillow in this embodiment have the hole that runs through, the size of hole is greater than the size of people's ear under the conventional situation.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (6)

1. A folding headrest of a high-speed rail seat convenient for head rest comprises a seat base and a seat backrest (1), and is characterized by further comprising two gears (7), two toothed belts (8), two adjusting rods (9), two upper seat pillow layers (5) and two lower seat pillow layers (6), wherein the upper seat pillow layers (5) and the lower seat pillow layers (6) are the same in size, the lower seat pillow layers (6) are provided with trapezoidal sliding chutes (10) in a vertical state, sliding blocks matched with the trapezoidal sliding chutes (10) are arranged in the trapezoidal sliding chutes (10), the side faces formed by short edges of the bottom faces of the sliding blocks are connected with the upper seat pillow layers (5), the toothed belts (8) are arranged on the side faces formed by long edges of the bottom faces of the sliding blocks, the toothed belts (8) are perpendicular to the bottom faces of the sliding blocks, cavities and communicating holes are arranged in the lower seat pillow layers (6), the gears (7) are arranged in the cavities, the gears (7) are meshed with the, one end of the adjusting rod (9) penetrates through the communicating hole to be connected with the gear (7), and the other end of the adjusting rod (9) protrudes out of the lower seat pillow layer (6); the upper end of the seat backrest (1) is provided with a protruding part, the length of the protruding part at the upper end of the seat backrest (1) is half of that of the seat backrest (1), the side wall of the protruding part of the seat backrest (1) is provided with a notch, the side walls of the two lower seat pillow layers (6) are respectively hinged with the side walls at two sides of the protruding part, the top end of the protruding part is provided with a buckle (11) capable of fixing the lower seat pillow layers, the upper seat pillow layer (5) and the lower seat pillow layers (6) form a seat pillow (2), and the sum of the sizes of the two seat pillows (2) is the same as the size of the protruding part at the upper end of the seat backrest; when the seat cushion is used, the seat cushion (2) is rotatably placed on the protruding part at the upper end part of the seat back (1), and the adjusting rod (9) is rotated to enable the upper seat cushion layer (5) to move up and down.

2. The folding headrest of a high-speed train seat for facilitating the rest of the head as claimed in claim 1, wherein the upper layer (5) of the seat headrest comprises a bolster (3) and a side headrest (4), the side headrest (4) is hinged with the bolster (3) through a central shaft, an angle adjuster is arranged at the end of the central shaft, a first connecting plate of the angle adjuster is connected with the bolster (3), a second connecting plate of the angle adjuster is connected with the side headrest (4), and the slider is connected with the bolster (3).

3. The folding headrest for high-speed chairs for facilitating the rest of the head as claimed in claim 2, wherein said bolster (3) and said side pillows (4) are filled with a plurality of water bags, which are in contact with each other.

4. The folding headrest for high-speed chairs for facilitating the rest of the head as claimed in claim 3, wherein a plurality of protrusions are uniformly provided on the outer surface of said water bag.

5. The folding headrest of a high-speed chair for facilitating the rest of the head as claimed in claim 2, wherein a through hole is provided in the middle of said side pillow (4).

6. The folding headrest of a high-speed rail seat for facilitating the rest of the head as claimed in claim 1, wherein the buckle (11) comprises a fixing plate (1101) and a buckle plate (1102), the fixing plate (1101) is located at the top end of the lower seat pillow layer (6) and is fixedly connected with the lower seat pillow layer (6), a plurality of protrusions are arranged on the surface of the fixing plate (1101), the buckle plate (1102) is located at the top end of the protruding portion of the seat back (1) and is hinged with the top end of the protruding portion, and a plurality of through holes matched with the protrusions on the surface of the fixing plate (1101) in size and position are arranged on the surface of the buckle plate (1102).

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