CN209305584U - Cushion turnover mechanism and detachable seat - Google Patents

Abstract

The utility model discloses a kind of cushion turnover mechanism and detachable seats, it is related to traffic appliance field, which includes main shaft, torsion shaft and elastic component, and there are two torsion shafts, it is divided into left torsion shaft and right torsion shaft, two overturning axial symmetry cover at main shaft both ends；The elastic component is connect with main shaft.Compared with the existing, the utility model can be realized cushion and downwardly turn over, and be folded up the function of positioning, and it is smaller to apply applied external force.

Description

Cushion turnover mechanism and detachable seat

Technical field

The utility model belongs to traffic appliance field, in particular to a kind of cushion turnover mechanism and detachable seat.

Background technique

Drivers' cab space at present on train is more and more narrow, can only select wall-hung type in the case where saving drivers' cab space Seat, but it is larger to the load-bearing capacity requirement of back wall if selection this type seat, and cabinet body cannot be arranged in rear wall.

Utility model content

One of the purpose of this utility model is to provide a kind of cushion turnover mechanism, which can be realized seat Pad downwardly turns over, and is folded up the function of positioning, and it is smaller to apply applied external force.

Technical solution is: a kind of cushion turnover mechanism, which includes main shaft, torsion shaft and elastic component, turns over There are two shafts, is divided into left torsion shaft and right torsion shaft, and two overturning axial symmetry cover at main shaft both ends；The elastic component and main shaft Connection.

Preferably, the cushion turnover mechanism further includes connecting shaft, which is divided into left connecting shaft and right connecting shaft, Left connecting shaft and right connecting shaft are connected to main shaft both ends.

Preferably, being circle among the main shaft, both ends are flat, and one end that connecting shaft is connect with main shaft is opening Type.

Preferably, the cushion turnover mechanism further includes limit assembly, which includes locating part and limiting slot, It is moved in limiting slot locating part one end.

Preferably, the limiting slot is set as can accommodating cylindrical mobile shape, locating part one end be it is rectangular, it is another End is cylindrical end.

Preferably, the center line of the limiting slot is 1/4 circular arc.

Preferably, the limiting slot is provided with a notch.

Preferably, the elastic component is gas spring.

Preferably, the cushion turnover mechanism further includes after gas spring connects bolt, gas spring fore-stock and gas spring Bracket.

The two of the purpose of this utility model are to provide a kind of detachable seat.

Technical solution is: a kind of detachable seat, including backrest assembly, cushion assembly, block bracket assembly, crane assembly And base assembly, crane assembly lower part are removably connected with base assembly, top is removably connected with block bracket assembly, The detachable seat is additionally provided with above-mentioned cushion turnover mechanism.

The utility model have it is below the utility model has the advantages that

Seat and the cushion overturning of the utility model can effectively avoid disadvantages described above: 1. cushion may be reversed, when When not needing to take, cushion can be folded up, and borrow drivers' cab space；2. seat is fixed on vehicle floor, after avoiding increase The bearing capacity of wall, and the turnover doors such as settable electrical cabinet of rear wall, efficiently use space；3. this seat component uses breakdown, when Abrasion or while reaching service life, which occur, for some component can be individually replaced corresponding component, avoid replacing big component or whole seat, Save late maintenance cost.

Detailed description of the invention

Fig. 1 is state diagram schematic diagram after the utility model cushion folds；

Fig. 2 is state diagram schematic diagram after the utility model cushion is opened；

Fig. 3 is the utility model seat isometric views (no cushion shell) schematic diagram；

Fig. 4 is that the utility model seat portion decomposition diagram is intended to；

Fig. 5 is that the utility model backrest frames decomposition diagram is intended to；

Fig. 6 is that the utility model seat entirety decomposition diagram is intended to；

Fig. 7 is the utility model seat auris dextra plate structural schematic diagram；

Fig. 8 is enlarged drawing schematic diagram at Fig. 3 A；

Fig. 9 is the utility model receptacle frame assembly structure schematic diagram；

Figure 10 is the utility model main axle structure schematic diagram；；

Figure 11 is the utility model connecting axle structure schematic diagram；

Figure 12 is the utility model locating part structural schematic diagram.

Specific embodiment

In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, based on the embodiment in the application, ordinary skill Personnel's every other embodiment obtained without making creative work, all should belong to the protection model of the application It encloses.

Embodiment 1

Such as Fig. 1-12, a kind of detachable seat, including backrest assembly, cushion assembly, block bracket assembly 11, crane assembly 12 and base assembly 13,12 lower part of crane assembly be removably connected with base assembly 13, top removably with block bracket Assembly 11 is connected.

Further, backrest assembly includes backrest 08 and backrest frames 05, and backrest 08 is arranged in backrest frames 05, seat It is provided with backrest connector 06 on bracket assembly 11, backrest fixing piece 07 is provided on backrest frames 05, backrest frames 05 pass through Backrest fixing piece 07 is removably connected with backrest connector 06.

Further, cushion assembly includes cushion 10 and cushion skeleton 17, and cushion 10 is arranged in cushion skeleton 17.

Further, cushion assembly further includes cushion shell 04, and the lower section of cushion 10 is arranged in cushion shell 04, is sat Pad shell 04 passes through the connector 16 being arranged in cushion skeleton 17 and is mounted in cushion skeleton 17, the lower section of cushion shell 04 It is provided with attacker.

Further, connector 16 is fixing axle.

Further, block bracket assembly 11 is additionally provided with otic placode, and otic placode includes left otic placode 20 and auris dextra plate 21, left ear To be connected with cushion assembly, left otic placode 20 and auris dextra plate 21 are provided with connecting hole 24 for plate 20 and auris dextra plate 21.

Further, detachable seat further includes cushion turnover mechanism, which includes main shaft 09, turns over Shaft 18 and elastic component 03, torsion shaft 18 are connected in cushion skeleton 17, and main shaft 09 passes through torsion shaft 18.

Further, torsion shaft 18 and elastic component 03 it is each there are two, two torsion shafts 18 symmetrically cover at 09 both ends of main shaft, Two torsion shafts 18 divide for left torsion shaft and right torsion shaft.

Further, which further includes connecting shaft 01, which divides for left connecting shaft and right company Spindle, left connecting shaft and right connecting shaft are connected to 09 both ends of main shaft, and when being provided with connecting shaft 01, left overturning axle sleeve exists In left connecting shaft, for right overturning axle sleeve in right connecting shaft, left connecting shaft passes through left otic placode 20, and right connecting shaft passes through auris dextra plate 21. The setting of connecting shaft 01 is connected in order to be more convenient, securely and removably by cushion skeleton 17 and block bracket assembly 11 Come.

It further, is circle among main shaft 09, both ends are flat, and one end that connecting shaft 01 is connect with main shaft 09 is to open The shape of the mouth as one speaks, the purpose of open-type are matched with both ends of the shaft shape, it is easier to be assembled.01 other end of connecting shaft setting otic placode is fixed Part, otic placode fixing piece can be rectangular, or round or other shapes, otic placode fixing piece is for connecting shaft 01 to be fixed on On otic placode.

Further, cushion turnover mechanism further includes limit assembly, and limit assembly is used to limit the angle of cushion overturning.

Further, limit assembly includes locating part 19 and limiting slot 22, and 19 one end of locating part is moved in limiting slot 22 It is dynamic.Limiting slot 22 is arranged on otic placode, and 19 other end of locating part is connected in cushion skeleton 17.

Further, limiting slot 22 is set as can accommodating cylindrical mobile shape, 19 one end of locating part be it is rectangular, separately One end is cylindrical end, and cylindrical end is mobile in limiting slot 22 to have steady gentle movably effect.

Further, using the center of circle of connecting hole 24 as the center of circle, which is the center line 25 of limiting slot 22 One section of circular arc.

Further, 25 length of center line is 1/4 circular arc, and when for 1/4 circular arc, cushion is in the range of about 90 degree Overturning.

Further, limiting slot 22 is provided with a notch 23, and the setting of notch 23 is the installation for the ease of cushion.

Further, elastic component 03 is gas spring.On the one hand gas spring provides certain power for cushion overturning, another Aspect prevents cushion automatic rotary or falls down.

Further, which further includes gas spring connection bolt 02, the gentle bullet of gas spring fore-stock 14 Spring after-poppet 15, gas spring fore-stock 14 are arranged in cushion skeleton 17, and gas spring after-poppet 15 is arranged in main shaft 09, gas spring It is connected between the gentle spring back rest 15 of gas spring fore-stock 14.

When driver needs to take seat, cushion 10 is pulled down with hand, cushion 10 can downwardly turn over, and drive Personnel can take at this time；When driver does not need to take seat, the attacker of 04 lower section of cushion shell is clasped up with hand Mentioning can (when cushion assembly be mentioned to about 45 ° or so cushion can automatic turning return).

In the utility model, the setting of cushion turnover mechanism keeps cushion movable in certain rotating range, prevents cushion It hangs down；Only need to apply certain power cushion to cushion can be automatically performed subsequent action to cushion in switching process；Not When needing to take seat, cushion is flipped up, and saves drivers' cab occupied space；When cushion is flipped up positioning, have it is certain to Lower resistance prevents cushion from falling down because car body shakes.

To the above description of disclosed embodiment, it can be realized professional and technical personnel in the field or using originally practical new Type.A variety of modifications of the embodiment will be readily apparent to those skilled in the art, it is defined herein General Principle can realize in other embodiments without departing from the spirit or scope of the present utility model.Therefore, The present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein and new The consistent widest scope of clever feature.

It should be noted that in the utility model, such as first, second, the relationships of upper and lower, front, rear, left and right or the like Term, which is used merely to another entity perhaps operate an entity or operation, to be distinguished and not necessarily requires or secretly Show that there are any actual relationship or orders between these entities or operation.Moreover, term " includes " or "comprising" Perhaps any other variant thereof is intended to cover non-exclusive inclusion so that including the article or equipment of a series of elements Include not only those elements, but also either further includes for this article or setting including other elements that are not explicitly listed Standby intrinsic element.In the absence of more restrictions, the element limited by sentence " including --- ", it is not excluded that wrapping Include in the article or equipment of above-mentioned element that there is also other identical elements.

Claims (10)

1. a kind of cushion turnover mechanism, it is characterised in that: the cushion turnover mechanism includes main shaft, torsion shaft and elastic component, overturning There are two axis, is divided into left torsion shaft and right torsion shaft, and two overturning axial symmetry cover at main shaft both ends；The elastic component and main shaft connect It connects.

2. cushion turnover mechanism according to claim 1, it is characterised in that: the cushion turnover mechanism further includes connection Axis, the connecting shaft are divided into left connecting shaft and right connecting shaft, and left connecting shaft and right connecting shaft are connected to main shaft both ends.

3. cushion turnover mechanism according to claim 2, it is characterised in that: be circle among the main shaft, both ends are flat Shape, one end that connecting shaft is connect with main shaft are open-type.

4. cushion turnover mechanism according to claim 1 to 3, it is characterised in that: the cushion turnover mechanism further includes Limit assembly, the limit assembly include locating part and limiting slot, and locating part one end is moved in limiting slot.

5. cushion turnover mechanism according to claim 4, it is characterised in that: the limiting slot is set as that cylinder can be accommodated Mobile shape, locating part one end be it is rectangular, the other end is cylindrical end.

6. cushion turnover mechanism according to claim 4, it is characterised in that: the center line of the limiting slot is 1/4 circular arc.

7. cushion turnover mechanism according to claim 4, it is characterised in that: the limiting slot is provided with a notch.

8. cushion turnover mechanism according to claim 1, it is characterised in that: the elastic component is gas spring.

9. cushion turnover mechanism according to claim 8, it is characterised in that: the cushion turnover mechanism further includes gas spring Connect bolt, the gentle spring back rest of gas spring fore-stock.

10. a kind of detachable seat, including backrest assembly, cushion assembly, block bracket assembly, crane assembly and base assembly, Crane assembly lower part is removably connected with base assembly, and top is removably connected with block bracket assembly, it is characterised in that: The detachable seat is additionally provided with any cushion turnover mechanism of claim 1-3.