CN201694068U - Rotationally foldable chair for buses - Google Patents
Rotationally foldable chair for buses Download PDFInfo
- Publication number
- CN201694068U CN201694068U CN2010201116816U CN201020111681U CN201694068U CN 201694068 U CN201694068 U CN 201694068U CN 2010201116816 U CN2010201116816 U CN 2010201116816U CN 201020111681 U CN201020111681 U CN 201020111681U CN 201694068 U CN201694068 U CN 201694068U
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- CN
- China
- Prior art keywords
- rotating disc
- disc mechanism
- lock collar
- bar structure
- seat surface
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model discloses a rotationally foldable chair for buses, which comprises a seat, a backrest, a first rotation disc mechanism, an internal rotation disc mechanism, an external rotation disc mechanism and a vertical support mechanism. The backrest is fixedly connected with a backrest support, the backrest support is provided with two connecting ends which are in ring-shaped structures respectively, the ring-shaped structures of the backrest support are in sleeve connection with a cross rod structure end of the first rotation disc mechanism, the backrest support is fixedly connected with the first rotation disc mechanism through the internal rotation disc mechanism and the external rotation disc mechanism, a seat support is fixedly disposed on the bottom surface of the seat, and the seat is in sleeve connected with the cross rod structure end of the first rotation disc mechanism through the seat support. The rotationally foldable chair for buses which is comfortable and is convenient in installation, simple in use and stable in structure overcomes the shortages that existing chairs for buses occupy large space, are fixed in structures and can not be folded. In addition, the rotationally foldable chair is simple in structure, lower in manufacturing cost and convenient for popularization and use.
Description
Technical field
The utility model belongs to the thing to sit on field of daily necessities, relates to bus seat, is specifically related to bus rotary folding seat.
Technical background
Seat is the most common things to sit on of people, except having the function of traveling comfort, also should possess safety, therefore at present we seen in life to the part seat all adopt the fixed sturcture form, also some seat has the office seating of seat surface height scalable and back of seat tilt adjustable joint, and folding seat and faldstool etc., the seat of these forms all is to use in family and office space, but can not be used for public transport means, it is very single that thereby the seat kind in the public transport means that makes seems, the problem that existing bus seat exists: the version for fixing of employing, thereby taken the most of space in the bus, especially limited the carrying capacity of bus at rush hour; The quantity of seat is certain can not increase and decrease the needs that satisfy different situations according to the quantity of actual passenger.
The utility model content
At the problem that existing bus seat exists, the purpose of this utility model is to provide a kind of comfortable, easy for installation, simple, constitutionally stable bus rotary folding seat of use.The utility model has been considered the finite space in the bus, by adopting rotation and foldable structure to solve the problem that takes up room, bus seat can increase and decrease the needs that satisfy different situations according to the quantity of actual passenger, so that under rush hour can make the prerequisite that the carrying capacity of bus guaranteed, and do not give up the demand that the passenger has a rest.Passenger in the compartment relatively more after a little while, this rotary folding seat can be opened for the passenger and be used, passenger in the compartment more for a long time, the partial rotation folding seat can be folded and pack up, only keep the minority seat and satisfy the old man, children, pregnant woman, the disabled person uses, and transports more passenger so that save the space; Self-locking structure has then guaranteed seat stability problem in use.In addition, also considered traveling comfort and safety, embodying with passenger is this, the theory of serving the general public.
For achieving the above object, realize the technical scheme that above-mentioned utility model is taked: a kind of bus rotary folding seat, comprise seat surface and backrest, also comprise the first rotating disc mechanism, inward turning rotating disk mechanism, inner rotary disc mechanism, vertical rack mechanism; Described backrest and back bracket are affixed, and described back bracket is provided with two coupling ends and is respectively cyclic structure, the bar structure end socket of the cyclic structure of described back bracket and the first rotating disc mechanism; If inside and outside rotating disc mechanism is affixed with the back bracket and the first rotating disc mechanism; Described seat surface bottom surface is installed with seat surface support, and described seat surface is by the bar structure end socket of the seat surface support and the first rotating disc mechanism; Described vertical rack mechanism one end is the bar structure end socket of the cyclic structure and the first rotating disc mechanism; The described first rotating disc mechanism one end is the fixed sturcture end, the other end run through inward turning rotating disk mechanism, seat surface support and vertical rack mechanism for the bar structure end and the inner rotary disc mechanism fixedly sleeved.
The described first rotating disc mechanism comprises fixed sturcture and bar structure; Described fixed sturcture one end is the two vertical plates shape, and the other end is the location tray that the middle part has axis hole, and the location tray bottom extends to form defining flange to the through hole inboard, and location tray top is connected with the main rotating disc lower end rotational slide of bar structure; Described bar structure one end is straight shaft-like, and the other end is the main rotating disc that the middle part has axis hole, and described main rotating disc bottom is connected with location tray, and main rotating disc top and last friction lock collar are affixed; The location tray of described fixed sturcture and the corresponding stacked connection of the main rotating disc of bar structure, the corresponding formation column of two axis holes cavity is equipped with friction lock collar and the compression spring that is sheathed on down on the friction lock collar under the T type in the column cavity; Described down friction lock collar under the compression spring effect with on rub that lock collar is sealed to be connected, last friction lock collar middle part has through hole, if running through the through hole of the lock collar that rubs, a cage knob one end was screwed together another end cap and last spacing connection of friction lock collar with the lock collar upper surface that rubs down.Described vertical rack mechanism captives joint with bar structure by bolt the upper end, and the lower end of vertical rack mechanism is connected with support wheel by support wheel.
The friction lock collar is as S. A. under the described T type, and its upper surface is the friction face that is provided with thread groove, and upper side is the rotation smooth surface; The lower end of friction lock collar is the square cylinder under the T type, the defining flange sliding connection of this cylinder and location tray.
Described inward turning rotating disk mechanism and bar structure are affixed by bolt, and described inner rotary disc mechanism is connected with the tongue-and-groove of bar structure outer end by protruding tenon, and affixed by bolt; In described inside and outside rotating disc mechanism, be equipped with the torque spring that an end fixes respectively; Described seat surface support coupling end is by engaging lug and the clamping of the in-house torque spring free end of inside and outside rotating disc; Described seat surface support by torque spring and back bracket degreeof turn between 0 °～95 °.
Described seat surface two sides end is provided with safety axle with holes, and it is affixed by buckle that described safety strap passes safety axle with holes.Backrest and seat surface material are engineering plastics.
The utility model has the advantages that:
1, a kind of bus rotary folding seat of the present utility model is that rotary folding seat has solved big, the not collapsible drawback of fixed sturcture in used for buses seat occupancy space.
2, the utility model rotary folding seat adopts rotating disc and from the lock collar structure, guarantees stability and the safety in use of bus folding seat, and can arrange the open position of seating capacity and seat according to the particular case of patronage.Make bus seat have more alerting ability, satisfy the needs of different situations.
3, the utility model can be arranged the open position of seating capacity and seat according to patronage in the compartment, make bus seat have more alerting ability, satisfy the needs of different situations, rush hour both guaranteed under can make the prerequisite of carrying capacity of bus, do not give up again and satisfy the needs of passenger the seat, embodiment is this with passenger, the theory of serving the general public.
4, the utility model is simple in structure, and manufacturing cost is lower, is convenient to promote and use.
Description of drawings
Fig. 1 is a running condition scheme drawing of the present utility model;
Fig. 2 is an integral structure scheme drawing of the present utility model;
Fig. 3 is the A-A cutaway view of Fig. 2;
Fig. 4 is the B-B cutaway view of Fig. 2;
Fig. 5 is the C-C cutaway view of Fig. 3;
Fig. 6 is a combination scheme drawing of the present utility model.
The corresponding title of each label is as follows in the accompanying drawing:
1: seat surface, 2: backrest, 3: vertical rack mechanism, 4: fixed sturcture, 5: the first rotating disc mechanisms, 6: bar structure, 7: back bracket, 8: the inner rotary disc mechanism, 9: seat surface support, 10: safety axle with holes, 11: the inward turning rotating disk mechanism, 12: cage knob, 13: on the lock collar that rubs, 14: compression spring, 15: the lock collar that rubs down, 16: defining flange, 17: location tray, 18: main rotating disc, 19: torque spring, 20: support wheel.
The specific embodiment
Further the structure and the embodiment of the utility model bus rotary folding seat are elaborated below in conjunction with accompanying drawing.
Embodiment
As described in Fig. 1～6, bus rotary folding seat comprises seat surface 1 and backrest 2, also comprises the first rotating disc mechanism 5, inward turning rotating disk mechanism 11, inner rotary disc mechanism 8, vertical rack mechanism 3; Described backrest 2 is affixed by screw with back bracket 7,
Two coupling ends of described back bracket 7 are the bar structure 6 end sockets of the cyclic structure and the first rotating disc mechanism 5; If inside and outside rotating disc mechanism 11,8 is affixed with the back bracket 7 and the first rotating disc mechanism 5; And it is inside and outside rotating disc mechanism 11,8 is fixing by bolt; Back bracket 7 is sandwiched between inward turning rotating disk mechanism 11 and the inner rotary disc mechanism 8 on the bar structure 6 of the first rotating disc mechanism 5 can not sway and rotation, and the upper end of back bracket 7 is connected with backrest 2 with screw.Described seat surface 1 underrun bolt is installed with seat surface support 9, and described seat surface 1 is by the bar structure 6 end sockets of the seat surface support 9 and the first rotating disc mechanism 5; Described vertical rack mechanism 3 one ends are the bar structure 6 end sockets of the cyclic structure and the first rotating disc mechanism 5; The described first rotating disc mechanism 5 one ends are fixed sturcture 4 ends, and the other end is to pass through bolt after bar structure 6 ends run through inward turning rotating disk mechanism 11, seat surface support 9 and vertical rack mechanism 3 and 8 sockets of inner rotary disc mechanism.
The described first rotating disc mechanism 5 comprises fixed sturcture 4 and bar structure 6; Described fixed sturcture 4 one ends are the two vertical plates shape, the other end is the location tray 17 that the middle part has axis hole, location tray 17 bottoms extend to form defining flange 16 to the through hole inboard, described defining flange 16 middle parts are quadrilateral structure, and location tray 17 tops are connected with the main rotating disc 18 lower surface rotational slides of bar structure 6 one ends; Described bar structure 6 one ends are straight shaft-like, and the other end is the main rotating disc 18 that the middle part has axis hole, and main rotating disc 18 bottoms are connected with location tray 17, and main rotating disc 18 tops and last friction lock collar 13 are affixed by bolt; The location tray 17 of described fixed sturcture 4 and the 18 corresponding stacked connections of the main rotating disc of bar structure 6, the corresponding formation column of two axis holes cavity is equipped with friction lock collar 15 and the compression spring 14 that is sheathed on down on the friction lock collar 15 under the T type in the column cavity; Described down friction lock collar 15 under compression spring 14 effects with on rub 13 sealed connections of lock collar, last friction lock collar 13 middle parts have through hole, if running through the through hole of the lock collar 13 that rubs, a cage knob 12 1 ends are screwed together with lock collar 15 upper surfaces that rub down, another end cap and last 13 spacing connections of friction lock collar, the friction lock collar 13 and the lock collar 15 tight butts that rub down in the maintenance.The lock collar 15 that rubs down the effect of compression spring 14 elastic force with on friction lock collar 13 butts, make bar structure 6 not rotate, this moment, bar structure 6 was in self-locking state; When pressing cage knob 12, the elastic force effect that following friction lock collar 15 will overcome compression spring 14 separates with last friction lock collar 13, makes bar structure 6 to rotate freely, and this moment, bar structure 6 was in slew mode.
Described inward turning rotating disk mechanism 11 is affixed by bolt with bar structure 6, described inner rotary disc mechanism 8 is connected with the tongue-and-groove of bar structure 6 outer ends by protruding tenon, and affixed by bolt, inward turning rotating disk mechanism 11 and inner rotary disc mechanism 8 were fixed on the bar structure 6 and can not move and rotate this moment.And in described inside and outside rotating disc mechanism 11,8, be equipped with the torque spring 19 that an end fixes respectively; Described seat surface support 9 coupling ends also are provided with engaging lug, by ccontaining torque spring 19 free end clampings in engaging lug and the inside and outside rotating disc mechanism 11,8; Described seat surface support 9 by torque spring 19 and back bracket 7 degreeof turns between 0 °～95 °.When seat does not use, 2 one-tenth 0 ° of angles of seat surface 1 and backrest; Can firmly seat surface 1 be depressed when using seat, be sitting in the elastic force that overcomes torque spring 19 on the seat surface 1, this moment, seat surface support 9 was in open mode together with seat surface 1,2 one-tenth 95 ° of angles of seat surface 1 and backrest.Described seat surface 1 two sides end is provided with safety strap, and described safety strap connects by buckle structure.Backrest 2 and seat surface 1 material are engineering plastics.
Described vertical rack mechanism captives joint with bar structure 2 by bolt 3 upper ends, and the lower end of vertical rack mechanism 3 is connected with support wheel 20 by support wheel; Vertical rack mechanism 3 can be in self-locking state or slew mode in company with bar structure 6, and support wheel 20 can make the rotation of vertical rack mechanism 3 more laborsaving and smooth-going.
Bus rotary folding seat of the present utility model also can be used for other public places such as bus stop, subway station, airport, market, supermarket, square, as the thing to sit on that provides people to have a rest, satisfy the demand that people have a rest, and it can save limited public space.
Claims (7)
1. a bus rotary folding seat comprises seat surface (1) and backrest (2), it is characterized in that: also comprise the first rotating disc mechanism (5), inward turning rotating disk mechanism (11), inner rotary disc mechanism (8), vertical rack mechanism (3);
Described backrest (2) is affixed with back bracket (7), and described back bracket (7) is provided with two coupling ends and is respectively cyclic structure, bar structure (6) the end socket of the cyclic structure of described back bracket (7) and the first rotating disc mechanism (5); If inside and outside rotating disc mechanism (11) (8) is affixed with the first rotating disc mechanism (5) with back bracket (7);
Described seat surface (1) bottom surface is installed with seat surface support (9), and described seat surface (1) is by bar structure (6) the end socket of seat surface support (9) with the first rotating disc mechanism (5);
Described vertical rack mechanism (3) one ends are bar structure (6) the end socket of the cyclic structure and the first rotating disc mechanism (5);
The described first rotating disc mechanism (5) one ends are fixed sturcture (4) end, and it is fixedly sleeved with inner rotary disc mechanism (8) that the other end is that bar structure (6) end runs through inward turning rotating disk mechanism (11), seat surface support (9) and vertical rack mechanism (3).
2. bus rotary folding seat according to claim 1 is characterized in that: the described first rotating disc mechanism (5) comprises fixed sturcture (4) and bar structure (6);
Described fixed sturcture (4) one ends are the two vertical plates shape, the other end is the location tray (17) that the middle part has axis hole, location tray (17) bottom extends to form defining flange (16) to the through hole inboard, and location tray (17) top is connected with main rotating disc (18) the lower end rotational slide of bar structure (6);
Described bar structure (6) one ends are straight shaft-like, and the other end is the main rotating disc (18) that the middle part has axis hole, and described main rotating disc (18) bottom is connected with location tray (17), and main rotating disc (18) top and last friction lock collar (13) are affixed;
The corresponding stacked connection of main rotating disc (18) of the location tray (17) of described fixed sturcture (4) and bar structure (6), the corresponding formation column of two axis holes cavity is equipped with in the column cavity and rubs lock collar (15) under the T type and be sheathed on down compression spring (14) in friction lock collar (15);
Described down friction lock collar (15) under compression spring (14) effect with sealed connection of last friction lock collar (13), last friction lock collar (13) middle part has through hole, if running through the through hole of friction lock collar (13), a cage knob (12) one ends are screwed together another end cap and spacing connection of last friction lock collar (13) with lock collar (15) upper surface that rubs down.
3. bus rotary folding seat according to claim 1 is characterized in that: described vertical rack mechanism (3) captives joint with bar structure (6) by bolt the upper end, and the lower end of vertical rack mechanism (3) is connected with support wheel (20) by support wheel.
4. bus rotary folding seat according to claim 2 is characterized in that: the lock collar that rubs under the described T type (15) is as S. A., and its upper surface is the friction face that is provided with thread groove, and upper side is the rotation smooth surface; The lower end of the lock collar that rubs under the T type (15) is the square cylinder, defining flange (16) sliding connection of this cylinder and location tray (17).
5. bus rotary folding seat according to claim 1, it is characterized in that: described inward turning rotating disk mechanism (11) is affixed by bolt with bar structure (6), described inner rotary disc mechanism (8) is connected with the tongue-and-groove of bar structure (6) outer end by protruding tenon, and affixed by bolt; In described inside and outside rotating disc mechanism (8), be equipped with the torque spring (19) that an end fixes respectively; Described seat surface support (9) coupling end is by torque spring (19) the free end clamping in engaging lug and the inside and outside rotating disc mechanism (8); Described seat surface support (9) by torque spring (19) and back bracket (7) degreeof turn between 0 °～95 °.
6. bus rotary folding seat according to claim 1 is characterized in that: described seat surface (1) two sides end is provided with safety axle with holes (10), and it is affixed by buckle that described safety strap passes safety axle with holes (10).
7. bus rotary folding seat according to claim 1 is characterized in that: backrest (2) and seat surface (1) material are engineering plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201116816U CN201694068U (en) | 2010-02-10 | 2010-02-10 | Rotationally foldable chair for buses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201116816U CN201694068U (en) | 2010-02-10 | 2010-02-10 | Rotationally foldable chair for buses |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201694068U true CN201694068U (en) | 2011-01-05 |
Family
ID=43395313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201116816U Expired - Lifetime CN201694068U (en) | 2010-02-10 | 2010-02-10 | Rotationally foldable chair for buses |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201694068U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101774357A (en) * | 2010-02-10 | 2010-07-14 | 路敌 | Bus rotary folding seat |
| CN102273839A (en) * | 2011-06-17 | 2011-12-14 | 余杨洲 | Foldable wall seat |
| CN106627625A (en) * | 2016-11-01 | 2017-05-10 | 青岛欧特美股份有限公司 | Folded-type rotating seat |
-
2010
- 2010-02-10 CN CN2010201116816U patent/CN201694068U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101774357A (en) * | 2010-02-10 | 2010-07-14 | 路敌 | Bus rotary folding seat |
| CN101774357B (en) * | 2010-02-10 | 2011-10-19 | 路敌 | Bus rotary folding seat |
| CN102273839A (en) * | 2011-06-17 | 2011-12-14 | 余杨洲 | Foldable wall seat |
| CN106627625A (en) * | 2016-11-01 | 2017-05-10 | 青岛欧特美股份有限公司 | Folded-type rotating seat |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110105 Effective date of abandoning: 20111019 |