Seat reversing rotating device and rotatable seat with same

Abstract

The utility model provides a reversing rotating device and a rotatable seat with the same, the reversing rotating device comprises a base bearing, a rotating swing arm and a seat bearing, the base bearing is fixedly installed at one end of the rotating swing arm, and the seat bearing is fixedly installed at the other end of the rotating swing arm. The rotatable seat is provided with the reversing rotating device, and a seat bearing of the reversing rotating device is fixedly connected with the bottom of the seat. In this way, the reversing rotating device has high stability, and reliable support is provided for position switching and rotation of the seat.

Description

Technical Field

[0001] The utility model relates to the technical field of rail transportation equipment manufacturing, in particular to a seat reversing rotation device and a rotatable seat with the same. Background Art

[0002] With the increasing popularity of mobile office, there are corresponding requirements for office equipment in different scenarios. Taking trains as an example, the existing business seats are mainly fixed seats with comfort improvements, such as enlarging and widening seats. When passengers have further business needs, such as business meetings on the train, which require multiple passengers to communicate face to face, or switch between seats and conference tables, the existing equipment seats cannot be moved or rotated, and cannot meet the meeting needs. At the same time, considering the bumpy nature of train operation and the passenger experience, the stability of the seats is required to be high.

[0003] In view of the above reasons, how to design a seat that maintains stability and can rotate on a train is a problem that needs to be solved at present. Utility Model Content

[0004] To solve the above problems, the utility model provides a seat reversing rotation device, including a base bearing, a rotating swing arm and a seat bearing, wherein the base bearing is fixedly mounted on one end of the rotating swing arm, and the seat bearing is fixedly mounted on the other end of the rotating swing arm.

[0005] Furthermore, at least one of the base bearing and the seat bearing is a cross roller bearing.

[0006] Furthermore, bolt mounting holes are provided on the base bearing and the seat bearing.

[0007] Furthermore, the base bearing and the seat bearing are driven by drive motors respectively.

[0008] Further, the base bearing is installed on a first plane of the rotating swing arm, and the seat bearing is installed on a second plane of the rotating swing arm.

[0009] The utility model also provides a rotatable seat, wherein a seat bearing of a seat reversing and rotating device is fixedly connected to the seat bottom.

[0010] Compared with the prior art, the advantages and beneficial effects of the utility model are:

[0011] (1) Bearings are installed on both sides of the rotating swing arm, so that both ends can be driven separately to achieve the desired angle and position while moving.

[0012] (2) The use of cross roller bearings can provide higher precision and strength support for seat rotation, making the rotating seat more stable.

[0013] (3) The motor-driven seat reversing and rotating device can rotate the seat to a certain angle or move it to a certain position as needed, providing a better user experience.

[0014] The utility model provides a seat reversing and rotating device and a rotatable seat having the same. The seat reversing and rotating device comprises a base bearing, a rotating swing arm and a seat bearing. The base bearing is fixedly mounted on one end of the rotating swing arm, and the seat bearing is fixedly mounted on the other end of the rotating swing arm. The rotatable seat is installed with the seat reversing and rotating device, and the seat bearing of the seat reversing and rotating device is fixedly connected to the bottom of the seat. In this way, the seat reversing and rotating device has strong stability and provides reliable support for the position switching and rotation of the seat.

[0015] After reading the detailed description of the embodiments of the present application in conjunction with the accompanying drawings, other features and advantages of the present application will become more clear. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The structure diagram of the seat reversing and rotating device provided in the first embodiment of the utility model is shown in FIG. Figure 1 ;

[0017] Figure 2 The structure diagram of the seat reversing and rotating device provided in the first embodiment of the utility model is shown in FIG. Figure 2 ;

[0018] Figure 3 This is a schematic diagram of the structure of a rotatable seat with a seat reversing and rotating device provided in the second embodiment of the present utility model.

[0019] In the figure: 1: base bearing, 2: rotating swing arm, 3: seat bearing, 4: chassis, 5: seat, 11: bolt mounting hole, 12: base bearing inner ring, 13: base bearing outer ring, 21: rotating swing arm first plane, 22: rotating swing arm second plane, 31: bolt mounting hole, 32: seat bearing inner ring, 33: seat bearing outer ring, 41: bolt mounting hole, 6: ground. DETAILED DESCRIPTION

[0020] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0021] Embodiment 1

[0022] See also Figure 1 and Figure 2The preferred embodiment of the utility model provides a seat reversing rotation device comprising a base bearing 1, a rotating swing arm 2 and a seat bearing 3. The base bearing 1 is fixedly mounted on one end of the rotating swing arm 2, and the seat bearing 3 is fixedly mounted on the other end of the rotating swing arm 2. Among them, at least one of the base bearing 1 and the seat bearing 3 is a cross roller bearing. The cross roller bearing has the characteristics of high precision, high load and high rigidity, can bear radial load, axial load and overturning load at the same time, and can provide stable support for the seat reversing rotation.

[0023] In this embodiment, the base bearing 1 is mounted on the first plane 21 of the rotating swing arm 2, and the seat bearing 3 is mounted on the second plane 22 of the rotating swing arm 2. The seat bearing 3 is provided with a bolt mounting hole 31. Specifically, each bearing has an inner ring and an outer ring, and is connected to other devices by bolts through the bolt mounting holes on the inner ring or the outer ring. In this embodiment, the inner ring 12 of the base bearing 1 is connected to the first plane 21 of the rotating swing arm 2 by bolts, and the inner ring 32 of the seat bearing 3 is connected to the second plane 22 of the rotating swing arm 2 by bolts.

[0024] The base bearing 1 and the seat bearing 3 are driven by driving motors respectively, and the base bearing 1 and the seat bearing 3 are driven by two motors respectively and simultaneously. The speed and rotation angle of the driving can be set as needed, and the utility model does not limit this.

[0025] Please refer to Figure 1 and Figure 2 The seat reversing and rotating device also includes a chassis 4 , a base bearing 1 is provided with a bolt mounting hole 11 , and an outer ring 13 of the base bearing 1 is fixedly mounted on the chassis 4 through the bolt mounting hole 11 .

[0026] In order to further ensure the industrial beauty of the seat reversing rotating device, the rotating swing arm 2 is an oblong structure, and the curves at both ends of the oblong are respectively flush with the edge curves of the base bearing 1 and the seat bearing 3. At the same time, the rotating swing arm 2 adopts a hollow or hollow weight reduction design, which can effectively reduce the setting load.

[0027] Embodiment 2

[0028] See also Figure 3 The utility model also provides a rotatable seat. In this embodiment, the seat 5 is installed with the seat reversing and rotating device, and the seat bearing 3 of the seat reversing and rotating device is fixedly connected to the bottom of the seat. Specifically, the outer ring 33 of the seat bearing 3 is fixedly installed on the bottom of the seat 5 through the bolt installation hole 31 with bolts installed in it, and the chassis 4 is fixedly installed on the ground 6 through the bolt installation hole 41 with bolts installed in it.

[0029] In other embodiments, the connection mode of the base bearing 1, the seat bearing 3 and the rotating swing arm 2 can also be: the inner ring 12 of the base bearing 1 is connected to the first plane 21 of the rotating swing arm 2 by bolts, and the outer ring 33 of the seat bearing 3 is connected to the second plane 22 of the rotating swing arm 2 by bolts. The outer ring 13 of the base bearing 1 is connected to the first plane 21 of the rotating swing arm 2 by bolts, and the inner ring 32 of the seat bearing 3 is connected to the second plane 22 of the rotating swing arm 2 by bolts. The outer ring 13 of the base bearing 1 is connected to the first plane 21 of the rotating swing arm 2 by bolts, and the outer ring 33 of the seat bearing 3 is connected to the second plane 22 of the rotating swing arm 2 by bolts.

[0030] The working principle of the utility model is as follows. The motor drives the inner ring 12 or the outer ring 13 of the base bearing 1 to rotate, and the base bearing 1 rotates to drive the rotating swing arm 2 to rotate, and the seat bearing 3 fixed at the other end of the rotating swing arm 2 follows the revolution. At the same time, another motor drives the inner ring 32 or the outer ring 33 of the seat bearing 3 to rotate, and the seat 5 installed on the seat bearing 3 is driven to rotate. At this point, the seat 5 rotates while revolving.

[0031] In summary, according to the preferred embodiment of the utility model, the seat reversing and rotating device and the rotatable seat having the same are provided, the seat reversing and rotating device comprises a base bearing, a rotating swing arm and a seat bearing, the base bearing is fixedly mounted on one end of the first plane of the rotating swing arm, and the seat bearing is fixedly mounted on the other end of the second plane of the rotating swing arm. The rotatable seat is installed with the seat reversing and rotating device, and the seat bearing of the seat reversing and rotating device is fixedly connected to the bottom of the seat. The seat can rotate by itself under the rotation of the seat bearing, and at the same time, the rotation of the base bearing drives the seat to move forward and backward through the rotating swing arm, which meets the requirement of the seat moving while rotating.

[0032] The above is only a preferred embodiment of the present invention. It should be pointed out that a person skilled in the art can make several improvements and modifications without departing from the principle of the present invention. These improvements and modifications should also be regarded as within the protection scope of the present invention.

Claims

1. A seat reversing and rotating device, comprising a base bearing, a rotating swing arm and a seat bearing, characterized in that: The base bearing is fixedly mounted on one end of the rotating swing arm, and the seat bearing is fixedly mounted on the other end of the rotating swing arm. At least one of the base bearing and the seat bearing is a cross roller bearing.

2. The seat reversing and rotating device according to claim 1, characterized in that: The base bearing and the seat bearing are both provided with bolt mounting holes.

3. The seat reversing and rotating device according to claim 1 or 2, characterized in that: The base bearing is installed on the first plane of the rotating swing arm, and the seat bearing is installed on the second plane of the rotating swing arm.

4. The seat reversing and rotating device according to claim 3, characterized in that: The base bearing and the seat bearing are driven by driving motors respectively.

5. A rotatable seat having a seat reversing and rotating device according to any one of claims 1 to 4, characterized in that: The seat bearing of the seat reversing and rotating device is fixedly connected to the seat bottom.

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