Vehicle-mounted display screen overturning damping driving device

Abstract

The utility model discloses a vehicle-mounted display screen overturning damping driving device, which belongs to the technical field of vehicle-mounted display screens and comprises a main shell, an auxiliary shell is mounted on the main shell, a motor and a gear set are mounted on the inner sides of the main shell and the auxiliary shell, the inner side of the main shell is connected with a main bearing, and the inner side of the auxiliary shell is connected with an auxiliary bearing and a precision positioning ring. The damping shaft is connected with the inner side of the precise positioning ring; the main output shaft is connected with the inner sides of the main bearing, the auxiliary bearing and the damping shaft; compared with the prior art, the assembly process is simplified through the design of the damping shaft and the precise positioning ring, so that the structure is compact, and the assembly and the disassembly are convenient; the motor drives the main output shaft to rotate, and the main output shaft is supported by the main bearing and the auxiliary bearing, so that the stability and precision of rotation are ensured; and a stable damping effect is provided through close fit of the damping shaft and the precise positioning ring, the display screen is prevented from violently shaking and shaking in the overturning process, and the service life of the device is prolonged.

Description

[Technical field]

[0001] The utility model relates to the technical field, in particular to a vehicle-mounted display screen flipping belt damping driving device. [Background Technology]

[0002] With the rapid development of automotive electronic technology, the functions and designs of vehicle displays, as an important part of the in-vehicle information and entertainment system, are constantly improving.

[0003] For example, Chinese patent application CN205935357U discloses an emergency smoke exhaust roof hydraulic damping drive device, including a driving gear, a universal joint, a driving motor, a hydraulic damping system, a screw brake mechanism and a base. The driving motor, the hydraulic damping system and the screw brake mechanism are all arranged on the base. The output end of the driving motor drives the driving gear through a chain coupling. The universal joint is installed on the mounting shaft of the driving gear. The output end of the driving motor drives the screw brake mechanism through a synchronous sprocket and a chain at the same time. The tail output shaft of the driving motor is connected to the hydraulic damping system through a chain coupling, and a brake handle is provided on the tail output shaft of the driving motor.

[0004] However, when the emergency smoke exhaust roof hydraulic damping drive device is used on a vehicle-mounted display screen, the overall structure of the device is large, and the drive motor drives the screw brake structure through a chain, which cannot guarantee stability during operation and may cause shaking or jitter when used on bumpy roads.

[0005] Based on this, the utility model designs a vehicle-mounted display screen flipping belt damping driving device to solve the above problems. [Contents of the utility model]

[0006] In view of the above-mentioned shortcomings of the prior art, the utility model provides a vehicle-mounted display screen flipping belt damping driving device.

[0007] In order to achieve the above purpose, a vehicle-mounted display screen flipping belt damping driving device is designed, comprising a main housing,

[0008] The main housing is mounted with a sub-housing, the inside of the main housing and the sub-housing are mounted with a motor and a gear set, the inside of the main housing is connected to the main bearing, the inside of the sub-housing is connected to the sub-bearing and the precision positioning ring, the damping shaft is connected to the inside of the precision positioning ring, and the main output shaft is connected to the inside of the main bearing, the sub-bearing and the damping shaft;

[0009] The main housing and the auxiliary housing are fixedly connected, the motor is fixedly installed at the lower inner ends of the main housing and the auxiliary housing, the gear set is composed of a plurality of gears meshing with each other, the output end of the motor is fixedly connected to the lower gear of the gear set, the gears of the gear set are rotatably connected to the inner walls of the main housing and the auxiliary housing respectively, the upper gear of the gear set is meshed with the main output shaft, the main output shaft is fixedly connected to the inner sides of the main bearing and the auxiliary bearing, the outer side of the main bearing is fixedly connected to the main housing, the outer side of the auxiliary bearing is fixedly connected to the auxiliary housing, the precision positioning ring is fixedly installed on the outer side of the damping shaft, the inner side of the damping shaft is tightly connected to the main output shaft, and the outer side of the precision positioning ring is tightly connected to the auxiliary housing.

[0010] Furthermore, the main shell and the auxiliary shell are made of aluminum alloy material to ensure the firmness and durability of the overall structure.

[0011] Furthermore, the motor is a high-torque motor to ensure sufficient power and stability when flipping the display screen.

[0012] Furthermore, the gear set uses high-precision gears to ensure high efficiency and stability of power transmission.

[0013] Furthermore, the motor drives the main output shaft to rotate through a gear set, and the main output shaft is supported by a main bearing and a secondary bearing to achieve high-precision rotation stability.

[0014] Furthermore, the damping shaft is connected with the precision positioning ring by interference fit, providing a stable and controllable damping effect, ensuring a smooth flipping process and avoiding violent shaking and trembling. A groove is provided in the center of the outer side of the damping shaft for use with the precision positioning ring, a threaded hole is provided on the left side of the damping shaft, and a straight-edged circular hole is provided in the middle of the damping shaft for tight rotation with the main output shaft. A plurality of protrusions are provided on the outer side of the precision positioning ring, which can apply a force related to its compression characteristics.

[0015] Furthermore, the damping shaft is made of a high-strength wear-resistant alloy material and the precision positioning ring is made of a metal-lined wear-resistant material to extend the service life of the device.

[0016] Furthermore, a positioning plate and a sealing ring are installed inside the main shell. The positioning plate is fixedly installed inside the main shell, the positioning plate is in contact with the main bearing, and the sealing ring is sleeved between the main output shaft and the main bearing and in contact with the main output shaft and the main bearing.

[0017] Compared with the prior art, the utility model has the following advantages:

[0018] (1) The utility model simplifies the assembly process through the design of the damping shaft and the precision positioning ring, making the structure compact and easy to install and disassemble;

[0019] (2) The utility model drives the main output shaft to rotate through the motor, and the main output shaft is supported by the main bearing and the auxiliary bearing, thereby ensuring the stability and accuracy of the rotation;

[0020] (3) The utility model provides a stable damping effect through the close cooperation between the damping shaft and the precision positioning ring, thereby preventing the display screen from shaking and trembling violently during the flipping process, thereby extending the service life of the device. [Drawings]

[0021] Figure 1 The utility model is a three-dimensional vehicle display screen flip with a damping drive device Figure 1 ;

[0022] Figure 2 This is a front view of a vehicle-mounted display screen flipping damping driving device of the utility model;

[0023] Figure 3 This is a left view of a vehicle-mounted display screen flipping damping driving device of the utility model;

[0024] Figure 4 For along Figure 2 AA direction cross-sectional view;

[0025] Figure 5 For along Figure 3 BB direction cross-sectional view;

[0026] Figure 6 It is a three-dimensional diagram of the damping shaft of the utility model;

[0027] Figure 7 It is a three-dimensional diagram of the precision positioning ring of the utility model;

[0028] Figure 8 for Figure 5 Enlarged view of point C in the middle;

[0029] In the figure: 1. main housing; 2. auxiliary housing; 3. motor; 4. gear set; 5. main output shaft; 6. main bearing; 7. auxiliary bearing; 8. damping shaft; 9. precision positioning ring; 10. positioning plate; 11. sealing ring. [Specific implementation method]

[0030] The utility model is further described below in conjunction with the accompanying drawings:

[0031] In some embodiments, please refer to the attached drawings of the specification. Figure 1 To Attachment Figure 8 The utility model provides a vehicle-mounted display screen flipping belt damping driving device, comprising a main housing 1,

[0032] The main housing 1 is provided with a sub-housing 2, and a motor 3 and a gear set 4 are provided inside the main housing 1 and the sub-housing 2. The inside of the main housing 1 is connected to the main bearing 6, the inside of the sub-housing 2 is connected to the sub-bearing 7 and the precision positioning ring 9, the damping shaft 8 is connected to the inside of the precision positioning ring 9, and the main output shaft 5 is connected to the inside of the main bearing 6, the sub-bearing 7 and the damping shaft 8;

[0033] The main housing 1 and the auxiliary housing 2 are fixedly connected, the motor 3 is fixedly installed at the lower inner ends of the main housing 1 and the auxiliary housing 2, the gear set 4 is composed of a plurality of gears meshing with each other, the output end of the motor 3 is fixedly connected to the lower gear of the gear set 4, the gears of the gear set 4 are rotatably connected to the inner walls of the main housing 1 and the auxiliary housing 2 respectively, the upper gear of the gear set 4 is meshed with the main output shaft 5, the main output shaft 5 is fixedly connected to the inner sides of the main bearing 6 and the auxiliary bearing 7, the outer side of the main bearing 6 is fixedly connected to the main housing 1, the outer side of the auxiliary bearing 7 is fixedly connected to the auxiliary housing 2, the precision positioning ring 9 is fixedly installed on the outer side of the damping shaft 8, the inner side of the damping shaft 8 is tightly connected to the main output shaft 5, and the outer side of the precision positioning ring 9 is tightly connected to the auxiliary housing 2.

[0034] The main housing 1 and the auxiliary housing 2 are made of aluminum alloy to ensure the firmness and durability of the overall structure.

[0035] The motor 3 is a high-torque motor to ensure sufficient power and stability when the display screen is flipped.

[0036] The gear set 4 uses high-precision gears to ensure high efficiency and stability of power transmission.

[0037] The motor 3 drives the main output shaft 5 to rotate through the gear set 4, and the main output shaft 5 is supported by the main bearing 6 and the auxiliary bearing 7 to achieve high-precision rotation stability.

[0038] The damping shaft 8 is connected with the precision positioning ring 9 by interference fit, providing a stable and controllable damping effect, ensuring a smooth flipping process and avoiding violent shaking and trembling. A groove is provided in the center of the outer side of the damping shaft 8 for use with the precision positioning ring 9, a threaded hole is provided on the left side of the damping shaft 8, and a straight-edged circular hole is provided in the middle of the damping shaft 8 for tight rotation with the main output shaft 5. A plurality of protrusions are provided on the outer side of the precision positioning ring 9, which can apply a force related to its compression characteristics.

[0039] The damping shaft 8 is made of a high-strength wear-resistant alloy material and the precision positioning ring 9 is made of a metal-lined wear-resistant material to extend the service life of the device.

[0040] A positioning plate 10 and a sealing ring 11 are also installed on the inner side of the main housing 1. The positioning plate 10 is fixedly installed on the inner side of the main housing 1, and is in contact with the main bearing 6. The sealing ring 11 is sleeved between the main output shaft 5 and the main bearing 6 and is in contact with the main output shaft 5 and the main bearing 6.

[0041] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in the field. The standard parts used can be purchased from the market, and special-shaped parts can be customized according to the records in the specification and drawings. The specific connection methods of each part adopt mature conventional means such as bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here.

[0042] The present invention is not limited to the above-mentioned implementation modes, and any other changes, modifications, substitutions, combinations, and simplifications made without departing from the spirit and principle of the present invention shall be considered as equivalent replacement modes and shall be included in the protection scope of the present invention.

Claims

1. A vehicle-mounted display screen flipping belt damping driving device, comprising a main housing (1), characterized in that: The main housing (1) is mounted with a sub-housing (2), the inner sides of the main housing (1) and the sub-housing (2) are mounted with a motor (3) and a gear set (4), the inner side of the main housing (1) is connected to a main bearing (6), the inner side of the sub-housing (2) is connected to a sub-bearing (7) and a precision positioning ring (9), the inner side of the precision positioning ring (9) is connected to a damping shaft (8), and the inner sides of the main bearing (6), the sub-bearing (7) and the damping shaft (8) are connected to a main output shaft (5); The main housing (1) and the auxiliary housing (2) are fixedly connected, the motor (3) is fixedly mounted on the lower inner ends of the main housing (1) and the auxiliary housing (2), the output end of the motor (3) is fixedly connected to the lower gear of the gear set (4), the gears of the gear set (4) are rotatably connected to the inner walls of the main housing (1) and the auxiliary housing (2), the upper gear of the gear set (4) is meshedly connected to the main output shaft (5), the main output shaft (5) is fixedly connected to the inner sides of the main bearing (6) and the auxiliary bearing (7), the outer side of the main bearing (6) is fixedly connected to the main housing (1), the outer side of the auxiliary bearing (7) is fixedly connected to the auxiliary housing (2), the precision positioning ring (9) is fixedly mounted on the outer side of the damping shaft (8), the inner side of the damping shaft (8) is tightly connected to the main output shaft (5), and the outer side of the precision positioning ring (9) is tightly connected to the auxiliary housing (2).

2. The vehicle-mounted display screen flipping belt damping driving device according to claim 1 is characterized in that: The main housing (1) and the auxiliary housing (2) are made of aluminum alloy material.

3. The vehicle-mounted display screen flipping belt damping driving device according to claim 2 is characterized in that: The motor (3) is a high-torque motor.

4. The vehicle-mounted display screen flipping belt damping driving device according to claim 3 is characterized in that: The gear set (4) uses high-precision gears.

5. The vehicle-mounted display screen flipping belt damping driving device according to claim 4 is characterized in that: The motor (3) drives the main output shaft (5) to rotate via a gear set (4), and the main output shaft (5) is supported by a main bearing (6) and a secondary bearing (7).

6. The vehicle-mounted display screen flipping belt damping driving device according to claim 5, characterized in that: The damping shaft (8) is connected with the precision positioning ring (9) by interference fit, a groove for matching with the precision positioning ring (9) is provided in the center of the outer side of the damping shaft (8), a threaded hole is provided on the left side of the damping shaft (8), a straight-edged circular hole for tightly matching and rotating with the main output shaft (5) is provided in the middle of the damping shaft (8), and a plurality of protrusions are provided on the outer side of the precision positioning ring (9) to apply a force related to its compression characteristics.

7. The vehicle-mounted display screen flipping belt damping driving device according to claim 6, characterized in that: The damping shaft (8) is made of a high-strength wear-resistant alloy material and the precision positioning ring (9) is made of a metal-lined wear-resistant material.

8. The vehicle-mounted display screen flipping belt damping driving device according to claim 7 is characterized in that: A positioning plate (10) and a sealing ring (11) are also installed on the inner side of the main housing (1); the positioning plate (10) is fixedly installed on the inner side of the main housing (1); the positioning plate (10) is in contact with the main bearing (6); and the sealing ring (11) is sleeved between the main output shaft (5) and the main bearing (6) and is in contact with the main output shaft (5) and the main bearing (6).

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