CN218750769U - Tide seat for urban rail vehicle - Google Patents
Tide seat for urban rail vehicle Download PDFInfo
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- CN218750769U CN218750769U CN202223356557.8U CN202223356557U CN218750769U CN 218750769 U CN218750769 U CN 218750769U CN 202223356557 U CN202223356557 U CN 202223356557U CN 218750769 U CN218750769 U CN 218750769U
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- seat
- arm
- driving
- rotating shaft
- urban rail
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Abstract
The utility model discloses a tidal seat for urban rail vehicles, which belongs to the technical field of urban rail vehicles and comprises a cushion, wherein the cushion is provided with a connecting arm, the connecting arm is provided with a rotating shaft, and the connecting arm is provided with a chute; the backrest assembly comprises a rotating shaft seat and a driving shaft seat, the rotating shaft seat is connected with the rotating shaft, a driving shaft is arranged on the driving shaft seat, a driving arm is arranged on the driving shaft, a roller is arranged at one end of the driving arm, and the roller rolls in the sliding groove. The utility model discloses use the cushion to revolute the rotation of axes and make the cushion set level or stand, realize that this process only need rotate can not half a circle actuating arm, manual operation time is short, and only needs a step, easy operation.
Description
Technical Field
The utility model belongs to the technical field of the urban rail vehicle, specifically a morning and evening tides seat for urban rail vehicle.
Background
When an urban rail vehicle runs, a passenger flow peak period and a passenger flow valley period exist, and a seat occupies a large space during the peak period, so that the passenger transport capacity is reduced; and need provide the seat for the passenger again during the valley period, improve passenger's experience of riding. Thus, tidal seats are produced.
In the tidal seat of the urban rail vehicle in the prior art, two main locking principles are adopted, one is a worm gear type, the problem of long manual operation time exists, and the whole manual operation process can be completed by rotating a worm for dozens of turns; the other type is a connecting rod type, the rotary actuating mechanism and the locking mechanism are mutually independent, the problem of low reliability exists, and meanwhile, manual operation needs to be carried out step by step and is complex.
Therefore, the utility model provides a tide seat for urban rail vehicle to solve the problem that proposes among the above-mentioned background art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a morning and evening tides seat for urban rail vehicle for solve the technical problem that the morning and evening tides seat among the prior art need the substep to go on when laying flat with standing up the manual operation time that exists long, manual operation.
In order to achieve the above object, the utility model provides a following technical scheme:
a tidal seat for an urban rail vehicle, comprising:
the cushion is provided with a connecting arm, the connecting arm is provided with a rotating shaft, and the connecting arm is provided with a sliding groove;
the backrest assembly comprises a rotating shaft seat and a driving shaft seat, the rotating shaft seat is connected with the rotating shaft, a driving shaft is arranged on the driving shaft seat, a driving arm is arranged on the driving shaft, a roller is arranged at one end of the driving arm, and the roller rolls in the sliding groove.
As a further aspect of the present invention: the driving shaft is provided with a bolt head at one end close to the driving arm, when the motor fails and cannot be used, a user can conveniently use a tool to rotate the bolt head, so that the cushion can stand or be laid flat.
As the utility model discloses further scheme again: the backrest assembly further comprises a support frame, the support frame is connected with an elastic piece, one end of the elastic piece is connected with the connecting arm, when the seat cushion needs to be erected from a flat state, the elastic piece can provide elastic force, and the elastic force can balance the gravity of part of the seat cushion, so that the load of the driving motor is reduced; when the cushion needs to be placed at ordinary times from the standing state, the cushion can be prevented from rapidly falling off to cause accidental injury.
As a further aspect of the present invention: the backrest component further comprises a backrest, a power mechanism is arranged on the backrest and comprises a motor, a first gear is arranged at the output end of the motor, a second gear is arranged at one end, away from the driving arm, of the driving shaft, the second gear is meshed with the first gear, the motor is used for adjusting the seat cushion to be placed flat or erected, and the backrest is convenient and rapid to use.
As the utility model discloses further scheme again: the power mechanism further comprises a speed reducer, the speed reducer is arranged between the output shaft of the motor and the first gear, and when the motor is used for completing the same working condition, the speed reducer can be used for reducing the power and the volume of the motor, so that the cost is reduced, and the using space is reduced.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the cushion is rotated around the rotating shaft to enable the cushion to be flat or erected, the process is achieved only by rotating the driving arm less than half a circle, the manual operation time is short, only one step is needed, and the operation is simple.
2. When the cushion rotates around the rotating shaft, the rollers roll in the sliding grooves, and rolling friction is small, so that the cushion can be placed flat and erected conveniently.
Drawings
To facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic structural view of a tidal seat for an urban rail vehicle;
FIG. 2 is a schematic side view of a tidal seat for an urban rail vehicle;
FIG. 3 is a schematic structural view of the backrest assembly;
FIG. 4 is a schematic view of the connection of the seat cushion and the connecting arm;
FIG. 5 is a schematic view of the construction of the drive shaft;
FIG. 6 is a schematic structural view of the power mechanism;
FIG. 7 is a schematic view of the seat configuration at an angle α of 90;
FIG. 8 is a schematic view of the seat configuration at an angle α of 136;
FIG. 9 is a schematic view of the seat configuration at an angle β of 130;
FIG. 10 is a schematic view of the seat configuration at an angle β of 90;
fig. 11 is a schematic structural view of the seat with an angle β of 85 °.
In the figure: 1. a backrest assembly; 101. a backrest; 102. a support frame; 103. a rotating shaft seat; 104. a drive shaft seat;
2. a cushion;
3. an elastic member;
4. a power mechanism; 401. a motor; 402. a speed reducer; 403. a first gear;
5. a control system;
6. a connecting arm;
7. a rotating shaft;
8. a drive arm;
9. a drive shaft; 901. a bolt head; 902. a second gear; 903. a trench;
10. a roller;
11. a chute.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention, i.e., the described embodiments are only some, but not all embodiments of the invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiment of the present invention, all other embodiments obtained by the person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 11, in an embodiment of the present invention, a tidal seat for an urban rail vehicle includes:
the cushion 2 is provided with a connecting arm 6, the connecting arm 6 is provided with a rotating shaft 7, and the connecting arm 6 is provided with a sliding groove 11;
backrest subassembly 1, backrest subassembly 1 include pivot seat 103 and drive axle seat 104, and pivot seat 103 is connected with pivot 7, is equipped with drive shaft 9 on the drive axle seat 104, is equipped with actuating arm 8 on the drive shaft 9, and the one end of actuating arm 8 is equipped with gyro wheel 10, and gyro wheel 10 rolls in spout 11.
In one embodiment, referring to fig. 1 to 11, when the seat cushion 2 is in a flat state and needs to be raised, the motor 401 is started to rotate the driving arm 8 clockwise, the roller 10 rolls in the sliding slot 11 in a direction close to the rotating shaft 7, the elastic member 3 is gradually stretched, the seat cushion 2 rotates counterclockwise around the rotating shaft 7, after the roller 10 is lower than the rotating shaft 7, the roller 10 rolls in the sliding slot 11 in a direction away from the rotating shaft 7, and when the roller 10 rolls to the end of the sliding slot 11, the driving arm 8 stops rotating, so that the seat cushion 2 stops rotating.
In this embodiment, a bolt head 901 is disposed at one end of the driving shaft 9 close to the driving arm 8, so that when the motor 401 fails and cannot be used, a user can use a tool to rotate the bolt head 901, so as to erect or level the seat cushion 2.
In this embodiment, the backrest module 1 further includes a support frame 102, the support frame 102 is connected with an elastic member 3, one end of the elastic member 3 is connected with the connecting arm 6, when the seat cushion 2 needs to be set up from a flat state, the elastic member 3 can provide an elastic force, and the elastic force can balance the gravity of a part of the seat cushion 2, so as to reduce the load of the motor 401; when the seat cushion 2 needs to be placed normally from the standing state, the seat cushion 2 can be prevented from dropping rapidly to cause accidental injury.
In this embodiment, the backrest assembly 1 further includes a backrest 101, the backrest 101 is provided with a power mechanism 4, the power mechanism 4 includes a motor 401, an output end of the motor 401 is provided with a first gear 403, one end of the driving shaft 9, which is far away from the driving arm 8, is provided with a second gear 902, the second gear 902 is engaged with the first gear 403, and the motor 401 is used to adjust the seat cushion 2 to be laid or erected, which is more convenient and faster.
In this embodiment, the power mechanism 4 further includes a speed reducer 402, the speed reducer 402 is disposed between the output shaft of the motor 401 and the first gear 403, and when the same working condition is completed by using the motor 401, the power and the volume of the motor 401 can be reduced by using the speed reducer 402, thereby reducing the cost and the space.
In this embodiment, the bolt head 901 may be an outer hexagon head, an inner hexagon head, or a cross head, and is not limited to the bolt head 901 that can be rotated by using a tool. The tool here is usually a wrench.
In this embodiment, when the seat cushion 2 is in the standing state and needs to be laid flat, the motor 401 is started to rotate the drive arm 8 counterclockwise.
In this embodiment, the elastic member 3 is a gas spring.
In this embodiment, the driving shaft 9 and the driving arm 8 are fixedly connected.
In this embodiment, the driving shaft 9 is further provided with a groove 903 for installing a retainer ring, so that the driving shaft 9 and the driving shaft seat 104 are connected more firmly.
In this embodiment, the multifunctional chair further comprises a control system 5, wherein one side of the control system 5 is connected with the backrest 101, the other side of the control system is connected with the support frame 102, the control system 5 comprises a power supply conversion module, a motor control module, a sensor and a prompting lamp, the power supply conversion module outputs input voltage as working voltage of the motor 401, and the motor control module is used for controlling starting and stopping of the motor 401.
In this embodiment, the seat cushion 2 is laid flat as shown in fig. 2, and the locking principle of the seat cushion 2 is as follows: when the seat cushion 2 is laid flat, the roller 10 is located at the leftmost end of the sliding groove 11, at this time, the angle α is 85 degrees, and in this state, when the gravity of the seat cushion 2 or an upward external force is applied to the seat cushion 2, only the roller 10 can be enabled to more tightly press the leftmost end of the sliding groove 11, and the seat cushion 2 cannot be erected, so that the seat cushion 2 can be prevented from shaking, at this time, the elastic member 3 and the driving arm 8 approach to be parallel, and the influence of the thrust of the elastic member 3 on the rotation of the driving arm 8 is small.
In this embodiment, the process from the flat state to the standing state of the seat cushion 2 is specifically performed as follows:
the motor 401 is activated to rotate the driving arm 8 clockwise, and the roller 10 rolls in the chute 11. When the angle α is 90 °, as shown in fig. 7, which is the mechanical dead point position of the seat cushion 2 in the flat state, after the angle α is greater than 90 °, the urging force of the elastic member 3 facilitates the clockwise rotation of the driving arm 8, and the seat cushion 2 is unlocked.
The drive arm 8 continues to rotate clockwise, and the seat cushion 2 gradually rises as shown in fig. 8 and 9.
When the angle β is 90 °, the mechanical dead point position of the seat cushion 2 in the standing state is reached, as shown in fig. 10.
When the angle β is 85 °, the seat cushion 2 is completely raised, as shown in fig. 11, and the seat cushion 2 is already raised to the final position, and the seat is completely folded.
In this embodiment, when the roller 10 is higher than the rotating shaft 7, an included angle between a ray toward the bolt head 901 and a ray toward the rotating shaft 7 is an angle α with the roller 10 as a vertex.
In this embodiment, when the roller 10 is lower than the rotating shaft 7, an included angle between a ray toward the bolt head 901 and a ray toward the rotating shaft 7 is an angle β with the roller 10 as a vertex.
In this embodiment, the process from the standing state to the flat state of the seat cushion 2 and the process from the flat state to the standing state of the seat cushion 2 are opposite, the locking principle is the same, and the elastic member 3 provides elastic force for balancing the gravity of the seat cushion 2 in the whole process of the movement.
The invention is limited only by the claims and the full scope and equivalents thereof, and further, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate member, or they may be connected through two or more elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.
Claims (5)
1. A tidal seat for an urban rail vehicle, comprising:
the cushion (2) is provided with a connecting arm (6), the connecting arm (6) is provided with a rotating shaft (7), and the connecting arm (6) is provided with a sliding groove (11);
the backrest component (1) comprises a rotating shaft seat (103) and a driving shaft seat (104), the rotating shaft seat (103) is connected with a rotating shaft (7), a driving shaft (9) is arranged on the driving shaft seat (104), a driving arm (8) is arranged on the driving shaft (9), a roller (10) is arranged at one end of the driving arm (8), and the roller (10) rolls in the sliding groove (11).
2. The tidal seat for urban rail vehicles according to claim 1, wherein the end of the drive shaft (9) near the drive arm (8) is provided with a bolt head (901).
3. The tidal seat for urban rail vehicles according to claim 1, wherein the backrest assembly (1) further comprises a support frame (102), the support frame (102) is connected with an elastic member (3), and one end of the elastic member (3) is connected with the connecting arm (6).
4. The tidal seat for urban rail vehicles according to claim 1, wherein the backrest assembly (1) further comprises a backrest (101), the backrest (101) is provided with a power mechanism (4), the power mechanism (4) comprises a motor (401), the output end of the motor (401) is provided with a first gear (403), one end of the driving shaft (9) far away from the driving arm (8) is provided with a second gear (902), and the second gear (902) is meshed with the first gear (403).
5. A tidal seat for an urban rail vehicle according to claim 4, wherein the power mechanism (4) further comprises a speed reducer (402), the speed reducer (402) being provided between the output shaft of the motor (401) and the first gear (403).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223356557.8U CN218750769U (en) | 2022-12-14 | 2022-12-14 | Tide seat for urban rail vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223356557.8U CN218750769U (en) | 2022-12-14 | 2022-12-14 | Tide seat for urban rail vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218750769U true CN218750769U (en) | 2023-03-28 |
Family
ID=85681922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223356557.8U Active CN218750769U (en) | 2022-12-14 | 2022-12-14 | Tide seat for urban rail vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218750769U (en) |
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2022
- 2022-12-14 CN CN202223356557.8U patent/CN218750769U/en active Active
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