CN219456940U

CN219456940U - Fatigue alarm device for safe driving of automobile

Info

Publication number: CN219456940U
Application number: CN202222792200.8U
Authority: CN
Inventors: 陈世辉; 宋海健; 顾叶霞
Original assignee: Zhejiang Yingpai Automobile Technology Co ltd; Shanghai Yingpai Automobile Technology Co ltd
Current assignee: Zhejiang Yingpai Automobile Technology Co ltd; Shanghai Yingpai Automobile Technology Co ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-08-01
Anticipated expiration: 2032-10-24

Abstract

The utility model discloses an automobile safe driving fatigue alarm device, which comprises a base, a face detection camera and an alarm, wherein the alarm is fixedly connected to the front side of the base, a rotating plate is rotationally connected to the central position of the upper end of the base, a mounting frame is fixedly connected to the upper end of the rotating plate, a rotating groove is formed in the front side of the mounting frame, and the face detection camera is rotationally connected in the rotating groove through a rotating shaft, so that the automobile safe driving fatigue alarm device has the beneficial effects that: utilize fixed establishment's threaded rod to rotate, not only can make flexible pinion rack and arc pinion rack meshing, fix facial detection camera vertical direction to can make linkage pinion rack and fixed pinion rack meshing, thereby fix facial detection camera horizontal angle, guarantee that facial detection camera can accurately carry out driver facial shooting discernment, avoid the vehicle to rock and lead to the facial detection camera to appear the angle deflection, thereby can't accurately carry out the condition of driver facial information capture.

Description

Fatigue alarm device for safe driving of automobile

Technical Field

The utility model relates to the technical field of safe driving of automobiles, in particular to an automobile safe driving fatigue warning device.

Background

The fatigue warning device for the safe driving of the automobile utilizes a vehicle-mounted face detection camera to collect facial expression and action information of a driver in real time, extracts mouth region characteristics through a face characteristic detection technology, judges whether various behaviors such as yawning exist according to opening and closing degrees of the mouth to conduct intelligent analysis, finally transmits the model to an alarm, and utilizes the alarm to generate warning sounds so as to achieve the purposes of reminding the driver and safe driving.

However, the face detection camera is utilized to carry out surface shooting and information acquisition, the camera needs to be aligned with the face of a driver, then when equipment is installed, the installation position and the elevation angle of the face detection camera are often required to be adjusted according to the actual installation conditions in the vehicle and the conditions of the driver, the position of the face detection camera is fixed by a fixed structure which is not stable after adjustment, and the angle deflection of the face detection camera can occur in the process of vibration generated during running of the vehicle.

After the angle deflection of the face detection camera cannot be aligned with the face of a driver, the information capturing on the facial expression and the action of the driver cannot be accurately and clearly carried out, and finally fatigue alarm cannot be accurately carried out.

So the design and the production of the fatigue warning device for the safe driving of the automobile are convenient for solving the problems.

Disclosure of Invention

The utility model aims to provide an automobile safe driving fatigue warning device which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the face detection camera is rotationally connected in the rotating groove through a rotating shaft, and a fixing mechanism is arranged between the rear side of the mounting frame and the face detection camera;

the fixed establishment includes arc pinion rack and flexible groove, arc pinion rack fixed connection is located the rotation inslot one end intermediate position at facial detection camera, flexible groove is seted up and is rotated inslot inside wall and position and arc pinion rack corresponding, sliding connection has the flexible piece in the flexible groove, flexible piece front side passes flexible groove and fixedly connected with flexible pinion rack.

Preferably, the center position of the rear side of the telescopic block is rotationally connected with a threaded rod, and one end of the threaded rod, far away from the telescopic block, penetrates through the telescopic groove and is in threaded connection with the side wall of the telescopic groove.

Preferably, one end of the threaded rod, which is far away from the telescopic block, passes through the outer side of the mounting frame and is fixedly connected with a rotating cap.

Preferably, the side wall of the lower end of the telescopic groove is provided with a linkage groove, the lower end of the linkage groove extends to penetrate through the rotating plate, a linkage rod is connected in the linkage groove in a sliding mode, and the lower end of the linkage rod is fixedly connected with a fixed toothed plate.

Preferably, the installation groove is formed in the upper end of the bottom plate and corresponds to the linkage groove, the linkage toothed plate is fixedly connected in the installation groove, and the lower end of the fixed toothed plate is positioned in the installation groove and is in meshed connection with the linkage toothed plate.

Preferably, the upper end of the linkage rod is rotationally connected with a connecting rotating rod, and the upper end of the connecting rotating rod is rotationally connected with the lower end of the telescopic block.

Compared with the prior art, the utility model has the beneficial effects that: utilize fixed establishment's threaded rod to rotate, not only can make flexible pinion rack and arc pinion rack meshing, fix facial detection camera vertical direction to can make linkage pinion rack and fixed pinion rack meshing, thereby fix facial detection camera horizontal angle, guarantee that facial detection camera can accurately carry out driver facial shooting discernment, avoid the vehicle to rock and lead to the facial detection camera to appear the angle deflection, thereby can't accurately carry out the condition of driver facial information capture.

Drawings

FIG. 1 is a schematic side sectional view of the present utility model;

FIG. 2 is a schematic side view of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

fig. 4 is a schematic top view of the present utility model.

In the figure: 1. a base; 2. a rotating plate; 3. a mounting frame; 4. a rotating groove; 5. a face detection camera; 6. a fixing mechanism; 61. arc toothed plates; 62. a telescopic slot; 63. a telescopic block; 64. a retractable toothed plate; 65. a threaded rod; 66. rotating the cap; 67. a linkage toothed plate; 68. a linkage groove; 69. a linkage rod; 610. fixing the toothed plate; 611. connecting a rotating rod; 7. an alarm.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides an automobile safe driving fatigue alarm device, including base 1, facial detection camera 5 and alarm 7, alarm 7 fixed connection is in base 1 front side, and base 1 upper end central point puts and rotates and be connected with rotor plate 2, rotor plate 2 upper end fixedly connected with mounting bracket 3, and rotor groove 4 has been seted up to mounting bracket 3 front side, and facial detection camera 5 rotates through the pivot to be connected in rotor groove 4, is provided with fixed establishment 6 between mounting bracket 3 rear side and the facial detection camera 5.

The fixing mechanism 6 comprises an arc toothed plate 61 and a telescopic slot 62, wherein the arc toothed plate 61 is fixedly connected with the face detection camera 5 at the middle position of one end in the rotary slot 4, the telescopic slot 62 is arranged on the inner side wall of the rotary slot 4 and is positioned corresponding to the arc toothed plate 61, a telescopic block 63 is slidably connected in the telescopic slot 62, the front side of the telescopic block 63 penetrates through the telescopic slot 62 and is fixedly connected with the telescopic toothed plate 64, the center position of the rear side of the telescopic block 63 is rotatably connected with a threaded rod 65, one end of the threaded rod 65 far away from the telescopic block 63 penetrates through the telescopic slot 62 and is in threaded connection with the side wall of the telescopic slot 62, the side wall of the lower end of the telescopic slot 62 is provided with a linkage slot 68, the lower end of the linkage slot 68 extends to penetrate through the rotary plate 2, a linkage rod 69 is slidably connected in the linkage slot 68, the lower end of the linkage rod 69 is fixedly connected with the fixed toothed plate 610, the upper end of the bottom plate is provided with a mounting slot corresponding to the linkage slot 68, the fixed toothed plate 610 is positioned in the mounting groove and is meshed with the linked toothed plate 67, the upper end of the linked rod 69 is rotationally connected with a connecting rotary rod 611, the upper end of the connecting rotary rod 611 is rotationally connected to the lower end of the telescopic block 63, the threaded rod 65 is driven to rotate by rotation of the rotating cap 66, so that one end of the threaded rod 65 positioned in the telescopic groove 62 pushes the telescopic block 63 to slide, the telescopic toothed plate 64 is enabled to be meshed with the arc toothed plate 61, elevation angle fixation of the face detection camera 5 is achieved, meanwhile, in the sliding process of the telescopic block 63, transmission of the connecting rotary rod 611 can be utilized, the linked rod 69 moves downwards, the lower end of the fixed toothed plate 610 extends out of the linked groove 68, the linked toothed plate 67 is meshed with the linked groove 68, and fixation of the rotating direction of the rotating plate 2 is achieved.

Specifically, when the utility model is used, the base 1 is fixed at a designated position on a vehicle console, then the rotating plate 2 is rotated, and the face detection camera 5 rotates, so that the horizontal angle and the vertical angle of the face detection camera 5 can be adjusted, the face detection camera 5 can accurately capture the facial expression and the action of a driver, then according to a face feature detection technology, mouth region features are extracted, whether various behaviors such as yawing exist or not is judged according to the opening and closing degree of a mouth, finally the model is transmitted to the alarm 7, in the process, the threaded rod 65 can be driven to rotate by utilizing the rotation of the rotating cap 66, one end of the threaded rod 65 in the telescopic slot 62 pushes the telescopic block 63 to slide, the telescopic toothed plate 64 is enabled to be meshed with the arc toothed plate 61, the elevation angle of the face detection camera 5 is fixed, meanwhile, the transmission of the connecting rod 611 can be utilized, the lower end of the fixed toothed plate 610 extends out of the linkage slot 68, the linkage toothed plate 67 is enabled to be meshed with the linkage slot 68, the final rotation direction of the rotating plate 2 is enabled to be enabled, the face detection camera 5 can be prevented from being caused to swing, and the designated position of the camera can be prevented from being caused, and the swing of the camera can be fixed.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby features defining "first," "second," "third," "fourth" may explicitly or implicitly include at least one such feature.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automobile safe driving fatigue alarm device, includes base (1), facial detection camera (5) and alarm (7), alarm (7) fixed connection is in base (1) front side, a serial communication port, base (1) upper end central point puts and rotates and be connected with rotor plate (2), rotor plate (2) upper end fixedly connected with mounting bracket (3), rotation groove (4) have been seted up to mounting bracket (3) front side, facial detection camera (5) are rotated through the pivot and are connected in rotation groove (4), be provided with fixed establishment (6) between mounting bracket (3) rear side and the facial detection camera (5);

the fixing mechanism (6) comprises an arc toothed plate (61) and a telescopic groove (62), the arc toothed plate (61) is fixedly connected with a face detection camera (5) and located at one end middle position in the rotary groove (4), the telescopic groove (62) is formed in the inner side wall of the rotary groove (4) and corresponds to the arc toothed plate (61) in position, a telescopic block (63) is connected in the telescopic groove (62) in a sliding mode, and the front side of the telescopic block (63) penetrates through the telescopic groove (62) and is fixedly connected with a telescopic toothed plate (64).

2. The automobile safe driving fatigue warning device according to claim 1, wherein: the telescopic block (63) is rotatably connected with a threaded rod (65) at the center of the rear side, and one end, far away from the telescopic block (63), of the threaded rod (65) penetrates through the telescopic groove (62) and is in threaded connection with the side wall of the telescopic groove (62).

3. The automobile safe driving fatigue warning device according to claim 2, characterized in that: one end of the threaded rod (65) far away from the telescopic block (63) penetrates through the outer side of the mounting frame (3) and is fixedly connected with a rotating cap (66).

4. The automobile safe driving fatigue warning device according to claim 2, characterized in that: the side wall of the lower end of the telescopic groove (62) is provided with a linkage groove (68), the lower end of the linkage groove (68) extends to penetrate through the rotating plate (2), a linkage rod (69) is connected in the linkage groove (68) in a sliding mode, and the lower end of the linkage rod (69) is fixedly connected with a fixed toothed plate (610).

5. The automobile safe driving fatigue warning device according to claim 4, wherein: the upper end of the bottom plate and the position corresponding to the linkage groove (68) are provided with mounting grooves, linkage toothed plates (67) are fixedly connected in the mounting grooves, and the lower ends of the fixed toothed plates (610) are positioned in the mounting grooves and are in meshed connection with the linkage toothed plates (67).

6. The automobile safe driving fatigue warning device according to claim 4, wherein: the upper end of the linkage rod (69) is rotationally connected with a connecting rotating rod (611), and the upper end of the connecting rotating rod (611) is rotationally connected with the lower end of the telescopic block (63).