CN208665190U - A kind of turnover seat retaining mechanism, track column auto use chair and track train - Google Patents

Abstract

The utility model provides a kind of turnover seat retaining mechanism, track column auto use chair and track train, the turnover seat retaining mechanism is suitable for the seat that is locked, it includes the limit bolt, catch bar and foot pedal being sequentially connected from top to bottom, for driving the catch bar to move in the horizontal direction, the catch bar is used to realize being locked for seat by the limit hole for driving the limit bolt to be inserted into the seat foot pedal.Turnover seat retaining mechanism according to the present utility model; it is with simple installation; advantage at low cost; the reliability and safety that seat uses also are improved simultaneously; track train is avoided in unexpected slow down; backrest causes to squeeze under the action of inertia force to the vertebra of passenger, protects the safety of passenger.

Description

A kind of turnover seat retaining mechanism, track column auto use chair and track train

Technical field

The utility model belongs to field of track traffic more particularly to a kind of turnover seat retaining mechanism, track column car-seat Chair and track train.

Background technique

Currently, in order to meet requirement of the passenger to comfort, High Speed Train in China installs rotary seat mostly, passenger is made to begin Eventually towards This train is bound for XXX, avoids passenger and generate the uncomfortable reactions such as carsickness.Since backrest is rotatable, track train In unexpected slow down, backrest can cause to squeeze, there are security risks under the action of inertia force to the vertebra of passenger；It is existing Have in technology, backrest is locked by the way that damper is arranged in seat, to play protection to the vertebra of passenger Effect prevents passenger injured；However the installation of damper is more complex and at high cost.

Utility model content

The utility model is intended to solve at least some of the technical problems in related technologies.For this purpose, this reality It is to propose that a kind of turnover seat retaining mechanism, the turnover seat retaining mechanism are solid for locking with first novel purpose Reservation chair prevents passenger injured so that the vertebra to passenger plays a protective role.

According to a kind of turnover seat retaining mechanism that the utility model embodiment proposes, the turnover seat retaining mechanism packet The limit bolt, catch bar and foot pedal being sequentially connected from top to bottom are included, the foot pedal is for driving the catch bar in water Square to movement, the catch bar is used for the lock of the limit hole realization seat by driving the limit bolt to be inserted into the seat It fastens.

One embodiment according to the present utility model, the turnover seat retaining mechanism further includes reset spring, described multiple Position spring is arranged on the foot pedal.

One embodiment according to the present utility model, one end of the catch bar are connected with the rear end of the foot pedal, institute The other end for stating catch bar is connected with the limit bolt, and the angle between the catch bar and the limit bolt is sharp Angle.

Second purpose of the utility model is to propose a kind of track column auto use chair, comprising: pedestal, on the pedestal Equipped with turnover seat retaining mechanism, and the turnover seat retaining mechanism is foregoing turnover seat retaining mechanism；Seat Ontology, the seat body setting is on the base.

One embodiment according to the present utility model, the seat body include: cushion, and the cushion can be rotatably set On the base；Backrest, the backrest is located at the top of the cushion, and is connected by link mechanism with the pedestal；It helps Hand, there are two the handrail settings, and is located at the left and right sides of the cushion and the backrest.

One embodiment according to the present utility model, the pedestal are equipped with mounting plate.

One embodiment according to the present utility model, the link mechanism include: first connecting rod, and the first connecting rod passes through It is pivotally mounted in described by back；Second connecting rod, the upper end of the second connecting rod are articulated in the left end of the first connecting rod and shape At the first pivoting point, the lower end of the second connecting rod is articulated on the mounting plate and forms the second pivoting point；Third connecting rod, institute The upper end for stating third connecting rod is articulated in the right end of the first connecting rod and forms third pivoting point, the lower end pivot of the third connecting rod It is connected on the mounting plate and forms the 4th pivoting point.

One embodiment according to the present utility model, the track column auto use chair further includes cushion angle adjusting mechanism, The cushion angle adjusting mechanism includes: cushion angular adjustment axis, and the cushion angular adjustment axis is installed in rotation on described On mounting plate；Reinforce skeleton, the reinforcement skeleton is mounted on the cushion angular adjustment axis, for pushing the cushion to turn It is dynamic；Ring is adjusted, the adjusting ring is mounted on the cushion angular adjustment axis, for matching with the reinforcement skeleton to institute Cushion is stated to be limited.

The upper end of one embodiment according to the present utility model, the handrail is connected by the pivot with the backrest, The lower end of the handrail is connected by the cushion angular adjustment axis with the cushion.

One embodiment according to the present utility model, the handrail are equipped with locking plate.

One embodiment according to the present utility model, the mounting plate are equipped with sliding slot.

One embodiment according to the present utility model, the handrail are equipped with the sliding block matched with the sliding slot.

Beneficial effect using the above scheme is:

The utility model realizes the turn over function of seat by the back-and-forth motion of seat two sides link mechanism, can be abundant Utilize the intracorporal useful space of vehicle；Simultaneously by setting turnover seat retaining mechanism, the reliability and peace that seat uses are improved Quan Xing has many advantages, such as simple and reasonable, easy to use, at low cost.

The third purpose of the utility model is to propose a kind of track train, comprising: car body, the car body is interior to be equipped with seat Chair, and the seat is foregoing track column auto use chair；Bogie, the bogie are mounted on the bottom of the car body Portion.

According to the track train of the utility model embodiment, by using according to second purpose proposition of the utility model A kind of track column auto use chair so that the track train have collection comfort, practicability, safety and environment inside car beauty The advantages of.

The additional aspect and advantage of the utility model will be set forth in part in the description, partially will be from following description In become obvious, or recognized by the practice of the utility model.

Detailed description of the invention

Fig. 1 is the structural schematic diagram according to the track column auto use chair of the utility model embodiment.

Fig. 2 is the structure according to the track column auto use chair with turnover seat retaining mechanism of the utility model embodiment Schematic diagram.

Fig. 3 is the structural schematic diagram according to the turnover seat retaining mechanism of the utility model embodiment.

Fig. 4 is the structural schematic diagram according to the track column auto use chair with link mechanism of the utility model embodiment.

Fig. 5 is the structure according to the track column auto use chair with cushion angle adjusting mechanism of the utility model embodiment Schematic diagram.

Fig. 6 is the enlarged structure according to the cushion angle adjusting mechanism of the track column auto use chair of the utility model embodiment Schematic diagram.

Appended drawing reference:

Seat 100,

Seat body 1, backrest 11, handrail 12, cushion 13,

Pedestal 2,

Limit bolt 3,

Catch bar 4,

Foot pedal 5,

Reset spring 6,

Link mechanism 7, first connecting rod 71, second connecting rod 73, third connecting rod 73,

Pivot 8,

Mounting plate 9,

Sliding slot 10,

Cushion angle adjusting mechanism 11, cushion angular adjustment axis 111, reinforce skeleton 112, adjust ring 113,

Locking plate 12.

Specific embodiment

The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings.Below by The embodiment being described with reference to the drawings is exemplary, it is intended to for explaining the utility model, and should not be understood as practical new to this The limitation of type.

In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " suitable The orientation or positional relationship of the instructions such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " is orientation based on the figure Or positional relationship, be merely for convenience of describing the present invention and simplifying the description, rather than the device of indication or suggestion meaning or Element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as the limit to the utility model System.

In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include at least one this feature.The meaning of " plurality " is at least two, such as two in the description of the present invention, It is a, three etc., unless otherwise specifically defined.

Below with reference to the accompanying drawings track column auto use chair 100 according to the utility model embodiment is described.

It as shown in figs 1 to 6, include 1 He of seat body according to the track column auto use chair 100 of the utility model embodiment Pedestal 2, and the seat body 1 is arranged on the pedestal 2.Wherein, it can be overturn by seat 100 dizzy to avoid passenger from generating The uncomfortable reaction such as vehicle, i.e. seat 100 can individually control direction, remain be sitting in the passenger of the seat 100 towards with Train directions are consistent, and passenger is thus avoided to generate the uncomfortable reactions such as carsickness.

As shown in Figure 1, the seat body 1 is mainly made of backrest 11, handrail 12 and cushion 13, wherein the cushion 13 are rotatably arranged on the pedestal 2；The backrest 11 is located at the top of the cushion 13, and passes through link mechanism and institute Pedestal 2 is stated to be connected；There are two the settings of handrail 12, and is located at the left and right sides of the cushion 13 and the backrest 11. The seat 100 realizes the both ends symmetrical rotary of the backrest 11 by link mechanism, to realize turning over for the seat 100 Turn；The handrail 12 is rotated with the rotation of the backrest 11 simultaneously, improves the comfort that passenger rides.In order to further mention Damping cushion can be fixedly mounted in the outer surface of the backrest 11 in the comfort that high passenger rides, can be right in train vibration The lumbar vertebrae of passenger plays a protective role, and prevents passenger injured.

Specifically in the embodiments of the present invention, as shown in figure 4, the link mechanism includes: first connecting rod 71, it is described First connecting rod 71 is mounted on the backrest 11 by pivot 8；The upper end of second connecting rod 73, the second connecting rod 73 is articulated in institute It states the left end of first connecting rod 71 and forms the first pivoting point, the lower end of the second connecting rod 73 is articulated in the installation of the pedestal 2 On plate 9 and form the second pivoting point；Third connecting rod 72, the upper end of the third connecting rod 72 are articulated in the right side of the first connecting rod 71 Third pivoting point is held and is formed, the lower end of the third connecting rod 72 is articulated on the mounting plate 9 of the pedestal 2 and forms the 4th pivot Contact.When external force is applied on the backrest 11, the backrest 11 is moved forward or rearward, the company being connected with the backrest 11 Linkage is rotated by first pivoting point, the second pivoting point, third pivoting point and the 4th pivoting point, so that the backrest 11 It is moved to the other end from one end, completes the overturning of the seat 100.

Specifically, the first connecting rod 71, second connecting rod 73, third connecting rod 72 and mounting plate 9 constitute four-bar mechanism；? When turnover seat retaining mechanism unlocks, the component for operating the seat 100 or being firmly connected with it, so that the seat 100 is logical Crossing the second connecting rod 73 and third connecting rod 72 can rotate before and after the pedestal 2, to adjust the angle of the seat 100 Degree locks the tight mechanism of seat tumble lock, angle of the fixed seat body 1 relative to the pedestal 2 when selecting angle appropriate Degree.Such as when external force is applied on the backrest 11, if the turnover seat retaining mechanism does not unlock, it can not adjust described The angle of seat body 1；If turnover seat retaining mechanism unlock, the second connecting rod 73 is around the first pivoting point and the The rotation of two pivoting points, the third connecting rod 72 is rotated around third pivoting point and the 4th pivoting point, to drive the backrest 11 It is mobile, realize the overturning of seat 100.It thereby ensures that the passenger's direction for being sitting in the seat 100 is consistent with train directions, avoids Passenger generates the uncomfortable reactions such as carsickness.

In the prior art, the turn over function of train seat is realized by the rotation of turntable or bearing, is either turned Disk or bearing, after running a period of time, mechanism can all generate abrasion, and stability reduces, with adding for Train Schedule Long, the parts wear of rotation portion continues to increase, and the reliability and stability of seat is caused constantly to decline, while needing enough Space meet its radius of turn；And seat 100 shown in the utility model embodiment, by being arranged in the cushion 13 The turn over function that seat is realized with the link mechanism at left and right sides of the backrest 11, can make full use of the intracorporal effective sky of vehicle Between, improve the reliability and safety that seat uses.

In some embodiments of the utility model, as shown in Figure 5 and Figure 6, the track column auto use chair 100 further includes Cushion angle adjusting mechanism 11, the cushion angle adjusting mechanism 11 include cushion angular adjustment axis 111, reinforce 112 and of skeleton Adjust ring 113, wherein the cushion angular adjustment axis 111 is installed in rotation on the mounting plate 9, the reinforcement skeleton 112 are mounted on the cushion angular adjustment axis 111, and for pushing the cushion 13 to rotate, the adjusting ring 113 is mounted on institute It states on cushion angular adjustment axis 111, for matching with the reinforcement skeleton 112 to be limited to the cushion 13.When outer When power is applied on the backrest 11, the backrest 11 is rotated with link mechanism 7, while the handrail 12 being driven to rotate, And then drive the cushion angular adjustment axis 111 to rotate, the cushion angular adjustment axis 111 drive the reinforcements skeleton 112 and The cushion 13 contacts and applies rotatory force to the cushion 13, so as to adjust the angle of the cushion 13, improves passenger and takes Comfort.

In some embodiments of the utility model, the upper end of the handrail 12 passes through the pivot 8 and the backrest 11 It is connected, the lower end of the handrail 12 is connected by the cushion angular adjustment axis 111 with the cushion 13, and the handrail 12 is located at The outside of the link mechanism 7, in other words, the link mechanism 7 are covered by the handrail 12, so that seat shape is succinct And it is beautiful.In the seat 100 overturning, the handrail 12 can be rotated with the rotation of backrest 11, improve what passenger took Comfort.The handrail 12 is additionally provided with locking plate 12, and it is two that the locking plate 12, which is divided to, and is located at the cushion angle tune The front and rear sides of nodal axisn 111.The locking plate 12 defines the angle that the cushion 13 adjusts, when needing to adjust cushion angle When, the rotation of cushion angular adjustment axis 111 drives the reinforcement skeleton 112 to rotate, when described one end for reinforcing skeleton 112 is supported When wherein on a locking plate 12, it can adjust the convex block for adjusting ring 113 and be against the other end for reinforcing skeleton 112, To limit the angle of the cushion 13, passenger can adjust cushion angle according to the sitting posture of oneself, be promoted and be experienced by bus.

In some embodiments of the utility model, as shown in figure 4, the mounting plate 9 is equipped with sliding slot 10, the handrail 12 are equipped with the sliding block matched with the sliding slot 10, can according to circumstances set the length of the sliding slot 10, the sliding block is in institute It states and is slided in sliding slot 10, to limit the rotational angle of the handrail 12, and then limit the rotational angle of the backrest 11, promoted The stability of seat.

In some embodiments of the utility model, as shown in Figures 2 and 3, the pedestal 2 is locked equipped with turnover seat Mechanism, the turnover seat retaining mechanism include the limit bolt 3, catch bar 4 and foot pedal 5 being sequentially connected from top to bottom, institute Foot pedal 5 is stated for driving the catch bar 4 to move in the horizontal direction；The catch bar 4 is used for by driving the limit to insert The limit hole that pin 3 is inserted into seat realizes being locked for seat, and the horizontal direction is left and right directions shown in Fig. 2.It is described Turnover seat retaining mechanism further includes reset spring 6, and the reset spring 6, can be by institute when passenger or staff unclamp foot It states foot pedal 5 and is restored to initial position.

Specifically, the front end of the foot pedal 5, one end of the catch bar 4 and the foot is arranged in the reset spring 6 The rear end of pedal 5 is connected, and the other end of the catch bar 4 is connected with the limit bolt 3, and the catch bar 4 and the limit Angle between the bolt 3 of position is acute angle, i.e., the angle θ is acute angle.When seat 100 is overturn, passenger or staff can step on the foot The front end of pedal 5, the front position decline of the foot pedal 5, and the back-end location of foot pedal 5 is lifted, to be pushed away described in pushing Lever 4 moves up, since in this example, the opposite up and down direction of the catch bar 4 has certain gradient, the catch bar 4 power being subject to when being decomposed along the vertical direction with left and right directions, the catch bar 4 will receive a upward thrust and one to Right thrust, the catch bar 4 can move right, so that the limit bolt 3 be driven to move right, the limit bolt 3 from It is detached from the limit hole of the handrail 12, to realize the unlocking function of seat；Described in unclamping and step down in as passenger or staff When the foot of foot pedal 5, the reset spring 6 is restored to initial position under the action of elastic force, by the foot pedal 5, described Limit bolt 3 can reinsert in the limit hole, to realize the latch functions of seat.

It should be noted that the foot pedal is not limited solely to be resetted with reset spring, as long as can mention for foot pedal For reset force, other resetting structures be can also be used.

In other embodiments of the utility model, described 6 one end of reset spring is connected with the foot pedal 5, described The other end of reset spring 6 is connected with the pedestal 2.When seat 100 is overturn, passenger or staff can be with feet by foot pedal 5 move right, so that the catch bar 4 be driven to move right, and then the limit bolt 3 are driven to move right, the limit Bolt 3 is detached from from the limit hole of the handrail 12, to realize the unlocking function of seat；When passenger or staff unclamp foot When, the reset spring 6 is restored to initial position, 3 meeting of limit bolt under the action of elastic force, by the foot pedal 5 It reinserts in the limit hole, to realize the latch functions of seat.

The utility model realizes the rotation function of seat by the back-and-forth motion of seat two sides link mechanism, can be abundant Utilize the intracorporal useful space of vehicle；Simultaneously by setting turnover seat retaining mechanism, the reliability and peace that seat uses are improved Quan Xing has many advantages, such as simple and reasonable, easy to use, at low cost.

The utility model also public a kind of track train, the track train include car body and bogie, the steering Frame is mounted on the bottom of the car body.Specifically, the bogie includes the first suspension arrangement and the second suspension arrangement, and described the One suspension arrangement is mounted on the side on the framework of the bogie and being suitable for supporting the car body, the second suspension arrangement peace The other side on the framework of the bogie and suitable for the support car body.The first supported and suspended device and second Support suspension arrangement is used to support car body and plays the role of damping, buffering, due to the first supported and suspended device and second supported and suspended The stress and support effect of device are uniform, to guarantee the stationarity and comfort of track train, and cost is relatively low.

The two column seat lists along vehicle body longitudinal direction are equipped in some embodiments of the utility model, in the car body Member, each column seat unit include at least one foregoing seat 100, are passageway between two column seat units, facilitate passenger It is current.

In some embodiments of the utility model, front seats and back seats staggeredly stacked installation in vehicle body longitudinal direction, to The occupied space of each seat is reduced, under the premise of guaranteeing passenger comfort, greatly improves the passengers quantity of track train, And then the space utilization rate of car body is improved to the maximum extent.Specifically, each seat inclines to the side wall direction of side where seat Tiltedly setting, and the angle of preferred angled is 45 degree, saves the occupied space of each seat with maximum limitation, improves in compartment The utilization rate in space.And several vehicle windows are set on the side wall of corresponding seat, good sight and user experience are provided for passenger, is multiplied The angle of objective adjustable backrest and cushion can watch the outer landscape of more perfect vehicle, but also can subtract to a certain extent The carsick of few passenger is felt.

In some embodiments of the utility model, it is equipped with ornament lamp on the surface of the side wall, can not only play The effect of illumination, while the overall aesthetic degree of car body interior trim can be increased.What ornament lamp can be made of a plurality of parallel lamp bar Light bar, lamp bar can be using horizontal lamp bar, vertical lamp bar, tilting lamp bar, lamp bars of camber line etc., and ornament lamp can also be adopted With the special graph or pattern etc. being made of a plurality of lamp bar.

In some embodiments of the utility model, it is provided with the car door for passenger getting on/off in the one or both ends of car body, The car door is mainly made of the sealing strip of support frame and door skin surrounding between inside and outside two layers skin, door skin, is filled out between door skin Sound and thermal insulating material, such as honeycomb material are filled, noise reduction, heat preservation can be played the role of.

In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be Mechanical connection is also possible to be electrically connected or can communicate each other；It can be directly connected, the indirect phase of intermediary can also be passed through Even, the connection inside two elements or the interaction relationship of two elements be can be, unless otherwise restricted clearly.For this For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.

In the present invention unless specifically defined or limited otherwise, fisrt feature is in the second feature " on " or " down " It can be that the first and second features directly contact or the first and second features are by intermediary mediate contact.Moreover, first is special Sign can be fisrt feature above the second feature " above ", " above " and " above " and be directly above or diagonally above the second feature, or only Indicate that first feature horizontal height is higher than second feature.Fisrt feature under the second feature " below ", " below " and " below " can be with It is that fisrt feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.

In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term It states and is necessarily directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be with It can be combined in any suitable manner in any one or more of the embodiments or examples.In addition, without conflicting with each other, this field Technical staff can by the feature of different embodiments or examples described in this specification and different embodiments or examples into Row combination and combination.

Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is Illustratively, it should not be understood as limiting the present invention, those skilled in the art are in the scope of the utility model Inside it can make changes, modifications, alterations, and variations to the above described embodiments.

Claims (13)

1. a kind of turnover seat retaining mechanism, suitable for the seat that is locked, which is characterized in that the turnover seat retaining mechanism packet The limit bolt, catch bar and foot pedal being sequentially connected from top to bottom are included,

The foot pedal is for driving the catch bar to move in the horizontal direction；

The catch bar is used to realize being locked for seat by the limit hole for driving the limit bolt to be inserted into the seat.

2. turnover seat retaining mechanism as described in claim 1, the turnover seat retaining mechanism further includes reset spring, institute Reset spring is stated to be arranged on the foot pedal.

3. turnover seat retaining mechanism as claimed in claim 1 or 2, the rear end of one end of the catch bar and the foot pedal It is connected, the other end of the catch bar is connected with the limit bolt, and the folder between the catch bar and the limit bolt Angle is acute angle.

4. a kind of track column auto use chair characterized by comprising

Pedestal, the pedestal is equipped with turnover seat retaining mechanism, and the turnover seat retaining mechanism is appointed for claim 1-3 Turnover seat retaining mechanism described in meaning one；

Seat body, the seat body setting is on the base.

5. track column auto use chair as claimed in claim 4, which is characterized in that the seat body includes:

Cushion, the cushion are rotatably arranged on the base；

Backrest, the backrest is located at the top of the cushion, and is connected by link mechanism with the pedestal；

Handrail, there are two the handrail settings, and is located at the left and right sides of the cushion and the backrest.

6. track column auto use chair as claimed in claim 5, which is characterized in that the pedestal is equipped with mounting plate.

7. track column auto use chair as claimed in claim 6, which is characterized in that the link mechanism includes:

First connecting rod, the first connecting rod are described by back by being pivotally mounted in；

Second connecting rod, the upper end of the second connecting rod is articulated in the left end of the first connecting rod and forms the first pivoting point, described The lower end of second connecting rod is articulated on the mounting plate and forms the second pivoting point；

Third connecting rod, the upper end of the third connecting rod is articulated in the right end of the first connecting rod and forms third pivoting point, described The lower end of third connecting rod is articulated on the mounting plate and forms the 4th pivoting point.

8. track column auto use chair as claimed in claim 7, which is characterized in that the track column auto use chair further includes cushion Angle adjusting mechanism, the cushion angle adjusting mechanism include:

Cushion angular adjustment axis, the cushion angular adjustment axis are installed in rotation on the mounting plate；

Reinforce skeleton, the reinforcement skeleton is mounted on the cushion angular adjustment axis, for pushing the cushion to rotate；

Ring is adjusted, the adjusting ring is mounted on the cushion angular adjustment axis, for matching with the reinforcement skeleton with right The cushion is limited.

9. track column auto use chair as claimed in claim 8, which is characterized in that the upper end of the handrail by the pivot with The backrest is connected, and the lower end of the handrail is connected by the cushion angular adjustment axis with the cushion.

10. track column auto use chair as claimed in claim 9, which is characterized in that the handrail is equipped with locking plate.

11. track column auto use chair as claimed in claim 6, which is characterized in that the mounting plate is equipped with sliding slot.

12. track column auto use chair as claimed in claim 11, which is characterized in that the handrail is equipped with and the sliding slot phase The sliding block of cooperation.

13. a kind of track train characterized by comprising

Car body, the car body is interior to be equipped with seat, and the seat is that track train described in claim 4-12 any one is used Seat；

Bogie, the bogie are mounted on the bottom of the car body.