CN218949057U

CN218949057U - Truck blind area monitoring device

Info

Publication number: CN218949057U
Application number: CN202222937125.XU
Authority: CN
Inventors: 陈旻; 刘贤仁
Original assignee: Hubei Normal University
Current assignee: Hubei Normal University
Priority date: 2022-11-04
Filing date: 2022-11-04
Publication date: 2023-05-02
Anticipated expiration: 2032-11-04

Abstract

The utility model provides a freight train blind area monitoring device, relate to road safety technical field, including the freight train main part, the carriage, mounting bracket and rear-view mirror, the mounting bracket is along the left and right sides installation setting in carriage, the rear-view mirror sets up along the interior terminal surface of mounting bracket, the lower extreme of rear-view mirror is provided with the polygon mirror, the polygon mirror is provided with the bull stick along the up-down end, the upper and lower end of bull stick rotates with the inner wall terminal surface and the bottom surface of mounting bracket and links to each other, the polygon mirror passes through the bull stick and rotates along the interior terminal surface free rotation of mounting bracket, the polygon mirror observes a plurality of blind areas of freight train through rotating, the mounting bracket rotates along the terminal surface and is provided with the connecting rod, the upper end of connecting rod is provided with the flabellum along the lateral surface, through being provided with the mounting bracket, polygon mirror, flabellum and connecting rod, when using, combine the intermittent type rotation of polygon mirror, can let the driver observe the mirror face of polygon mirror when driving, combine the mirror can observe a plurality of blind areas and dead angle positions, let the freight train risk reduce when turning.

Description

Truck blind area monitoring device

Technical Field

The utility model relates to the technical field of road safety, in particular to a truck blind area monitoring device.

Background

In the driving process, 80% of traffic information of a driver is obtained through vision, and a good driving visual field is a necessary condition for ensuring driving safety. For large trucks, due to their bulk, there is always a visual "defect", i.e. a blind field of view. The blind area of the visual field is one of the important reasons for causing traffic accidents, and the accurate detection of the obstacles in the blind area of the visual field during the running and the stopping of the large truck is an important way for reducing the traffic accidents. Therefore, the research and analysis of the visual field blind area of the large truck has important significance for reducing traffic accidents.

As shown in fig. 2, the large truck vision blind area mainly includes: g zone, left side door about 1 meter radius range; zone B, right door in radius range of about 1.2 meters; the G, B area is a sight semi-blind area, and the sight is blocked by a vehicle door because the driver sits too high, and the area cannot be observed in time by a rearview mirror of the vehicle head, so that the driver can observe the area only by adjusting the sitting posture; in the area C, the radius of the locomotive is gradually increased from left to right within the radius range of 1-1.5 meters; the zone D is a visual field blind area formed by blocking the sight of a driver by the column A; e, the area at the rear side of the carriage; the area C is a sight semi-blind area, the sight is influenced by a vehicle head and cannot be observed because of overhigh sitting posture of a driver, the area D is a sight full-blind area, the sight of the driver is blocked by an A column and cannot be eliminated, the area E is a sight full-blind area, and the situation behind a vehicle body cannot be observed because of an opaque structure of a carriage, but in the prior art, the situation that pedestrians or vehicles are approaching in an area C, D, E of the vehicle body of the driver can be prompted by arranging a radar and an alarm; f zone, forming a visual field blind area on two sides of the carriage due to the difference of the inner wheels when turning, wherein the visual field blind area on the right side of the carriage is larger than the visual field blind area on the left side of the carriage; the zone F is a vision full blind area, the condition in the zone F can not be observed through the rearview mirror when the vehicle turns, and when the truck turns in a city, the battery car, the bicycle and the pedestrian are very easy to roll into the bottom of the vehicle body, so that the potential safety hazard exists.

Disclosure of Invention

The utility model aims to solve the problems that the existing truck has a large number of visual field blind areas and is extremely easy to cause road traffic safety accidents, and particularly provides a truck blind area monitoring device capable of effectively eliminating the visual field blind areas.

The utility model provides a truck blind area monitoring device which comprises a truck main body, a carriage, a mounting frame and a rearview mirror, wherein the mounting frame is arranged along the left side and the right side of the carriage, the rearview mirror is arranged along the inner end surface of the mounting frame, the lower end of the rearview mirror is provided with a multi-pyramid mirror, the multi-pyramid mirror is provided with a rotating rod along the upper end surface and the lower end surface, the upper end and the lower end of the rotating rod are rotationally connected with the top end surface and the bottom end surface of the inner wall of the mounting frame, the multi-pyramid mirror freely rotates along the inner end surface of the mounting frame through the rotating rod, the multi-pyramid mirror observes a plurality of blind area dead areas of the truck through rotation, the mounting frame rotationally is provided with a connecting rod along the top end surface, the upper end of the connecting rod is provided with a fan blade along the outer side surface, and the fan blade drives the multi-pyramid mirror to intermittently rotate through the connecting rod.

Preferably: the polygon pyramid mirror comprises at least three observation mirror surfaces for observing blind areas with different visual angles, the three observation mirror surfaces are distributed along the circumference of the central axis of the polygon pyramid mirror, the observation mirror surfaces are obliquely downwards arranged, and a driver looks over the blind areas and dead angle areas through the observation mirror surfaces.

Preferably: the fan blade is a windmill fan blade, an inner cavity is formed in the lower side of the fan blade along the inside of the mounting frame, a vertical groove is vertically formed from the top end of the inner wall of the inner cavity to the top end face of the mounting frame, the lower end of the connecting rod penetrates through the inside of the vertical groove and respectively extends into the inner cavity, and a half gear is arranged on the extending section of the connecting rod through the outer end face.

Preferably: the upper end of bull stick extends to in the inner chamber, and the extension section of bull stick is provided with the gear through outer terminal surface, and the diameter of gear is greater than the diameter of half gear, and gear and half gear engagement set up.

Preferably: the mounting groove of discoid structure has been seted up along the horizontal direction to the internal face in perpendicular groove, and the terminal surface department level that the connecting rod is close to the mounting groove is provided with the installation piece, and the installation piece is concave form structure, and the installation piece is provided with the connecting block along the internal face slip, and the connecting block freely extends along the outer end direction of installation piece.

Preferably: the outer end of connecting block is provided with the gyro wheel, and the gyro wheel contacts the internal face setting of mounting groove, and the mounting groove sets up a plurality of lugs along the interval around the inner wall, and the terminal surface that the lug is adjacent with the gyro wheel is the arc shape structure, and the lug is used for slowing down the rotational speed of flabellum.

Preferably: the carriage is provided with the installation shell near the terminal surface department of freight train main part, and the inside lower extreme of installation shell is provided with the power, and the upper end left side level of power is provided with first motor, and the transmission shaft of first motor is provided with first drive bevel gear, and the right side of first motor is provided with first driven bevel gear along the top face rotation of power, and first drive bevel gear and first driven bevel gear meshing set up, through the meshing, first motor drive first driven bevel gear left and right sides rotates.

Preferably: the upper end of first driven bevel gear is provided with the second motor, the left side of second motor is provided with the montant along first driven bevel gear's top, the montant is provided with the installation pole along the rear end face, the installation pole rotates through articulated elements and montant and links to each other, be provided with second driven bevel gear on the articulated elements of installation pole, be provided with second driving bevel gear on the transmission shaft that the second motor is close to the montant, the meshing sets up between second driving bevel gear and the second driven bevel gear, be provided with first camera on the installation pole, the second motor can drive first camera through the rotation and reciprocate.

Preferably: the carriage is provided with a display control unit, the display control unit comprises a display screen, a micro control unit MCU, an alarm, a voice prompt and a control panel, wherein the display screen, the alarm, the voice prompt, the control panel, a first camera, a first motor, a second motor and a steering wheel are electrically connected with the micro control unit MCU.

The beneficial effects of the utility model are as follows:

1. according to the utility model, the mounting frame, the multi-prism mirror, the fan blades and the connecting rods are arranged, so that when the truck is in use, a driver can observe the mirror surface of the multi-prism mirror during driving, and multiple blind areas and dead angle positions can be observed by combining the mirror surface, so that the risk of the truck can be reduced during turning.

2. According to the utility model, the cameras and the micro control unit MCU are arranged, when the intelligent vehicle is used, the plurality of groups of cameras are arranged at the positions of the truck and the carriage, the cameras can capture images of a plurality of dead zones and dead angles, a driver can know surrounding conditions in time by combining the captured images, and the accident risk can be reduced to the minimum when the truck turns.

Drawings

Fig. 1 is a schematic side view of a truck blind area monitoring apparatus of the present utility model.

FIG. 2 is a schematic view of the blind zone of the truck according to the present utility model;

fig. 3 is a schematic view of the partial installation of the carriage and the rearview mirror according to the utility model.

Fig. 4 is a schematic partial cross-sectional view of a portion a in fig. 3 of a truck blind area monitoring apparatus according to the present utility model.

FIG. 5 is a top view of a connecting rod and vertical trough connection of the present utility model.

Fig. 6 is a schematic diagram of the truck and camera mounting of the present utility model.

Fig. 7 is a schematic view of the mounting shell and camera of the present utility model.

Fig. 8 is a schematic diagram illustrating connection between a camera and a micro control unit according to the present utility model.

In fig. 1-8: 1-a wagon body; 2-carriage; 201-steering wheel; 202-a display screen; 203-a micro control unit MCU; 204-an alarm; 205-voice prompter; 206-an operation panel; 3-mounting rack; 301-rearview mirror; 302-a polygonal pyramid mirror; 303-rotating rod; 304-a gear; 4-inner cavity; 401-vertical slots; 402-connecting rods; 403-fan blades; 404-mounting slots; 405-mounting blocks; 406-connecting blocks; 407-a roller; 408-bumps; 409-half gear; 5-mounting a shell; 501-a power supply; 502-a first motor; 503-a first drive bevel gear; 504-a first driven bevel gear; 6, a vertical rod; 601-a second motor; 602-a second drive bevel gear; 603-a first camera; 604-mounting a rod; 605-a second driven bevel gear; 7-a second camera; 701-third camera.

Detailed Description

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

Example 1

As shown in fig. 1 to 8: the utility model provides a freight train blind area monitoring device, including freight train main part 1, carriage 2, mounting bracket 3 and rear-view mirror 301, mounting bracket 3 installs the setting along the left and right sides of carriage 2, rear-view mirror 301 sets up along the interior terminal surface of mounting bracket 3, rear-view mirror 301's lower extreme is provided with polygon mirror 302, polygon mirror 302 is provided with bull stick 303 along the up-down end, the upper and lower end of bull stick 303 rotates with the inner wall terminal surface and the bottom surface of mounting bracket 3 to link to each other, polygon mirror 302 passes through bull stick 303 and freely rotates along the interior terminal surface of mounting bracket 3, polygon mirror 302 is through the blind area and the dead angle area of rotation convenient observation freight train, let the driver reduce the potential safety hazard in the driving process.

Example 2

On the basis of embodiment 1, as shown in fig. 1 to 3, the polygon mirror 302 includes at least three observation mirrors for observing blind areas of different viewing angles, the three observation mirrors being arranged along the circumference of the center axis of the polygon mirror, the observation mirrors being disposed obliquely downward;

when in use, a driver can observe the dead zone and dead zone of the truck normally and fully according to the observation mirror surface on the polygonal pyramid mirror 302.

Example 3

On the basis of

embodiment

1 or 2, as shown in fig. 3 and 4, a connecting rod 402 is rotatably arranged on a top end surface of a mounting frame 3, a fan blade 403 is arranged on an upper end of the connecting rod 402 along an outer side surface, the fan blade 403 is a windmill fan blade, an inner cavity 4 is formed below the fan blade 403 along the inside of the mounting frame 3, a vertical groove 401 is vertically formed from the top end of the inner wall of the inner cavity 4 to the top end surface of the mounting frame 3, the lower end of the connecting rod 402 penetrates through the inside of the vertical groove 401 and extends into the inner cavity 4 respectively, a half gear 409 is arranged on an outer end surface of an extension section of the connecting rod 402, the upper end of a rotating rod 303 extends into the inner cavity 4, a gear 304 is arranged on an outer end surface of an extension section of the rotating rod 303, the diameter of the gear 304 is larger than that of the half gear 409, and the gear 304 is meshed with the half gear 409;

when the multi-prism mirror 302 is in an intermittent rotation state, the rotation amplitude of the multi-prism mirror 302 can be effectively reduced, and when the multi-prism mirror 302 rotates slowly, a driver can have enough time to observe, so that the problem of untimely observation caused by too high rotating speed of the multi-prism mirror 302 can be avoided.

Example 4

On the basis of the above embodiment, as shown in fig. 3 to 5, a mounting groove 404 with a disc-shaped structure is formed in the inner wall surface of the vertical groove 401 along the horizontal direction, a mounting block 405 is horizontally arranged at the end surface of the connecting rod 402 close to the mounting groove 404, the mounting block 405 is in a concave structure, a connecting block 406 is slidably arranged along the inner wall surface of the mounting block 405, the connecting block 406 freely extends along the outer end direction of the mounting block 405, a roller 407 is arranged at the outer end of the connecting block 406, the roller 407 is in contact with the inner wall surface of the mounting groove 404, a plurality of protruding blocks 408 are arranged at intervals along the periphery of the inner wall of the mounting groove 404, the end surface of the protruding block 408 adjacent to the roller 407 is in an arc-shaped structure, and the protruding blocks 408 are used for slowing down the rotation speed of the fan blades 403;

when the connecting rod 402 is used, the connecting rod 402 can drive the mounting block 405 to rotate along the mounting groove 404, the idler wheel 407 can intermittently contact with the protruding block 408 during rotation, the connecting rod 402 has centrifugal force during rotation, when the mounting block 405 drives the idler wheel 407 to rotate, the idler wheel 407 can be close to the tail end of the inner wall of the mounting groove 404, after the idler wheel 407 contacts with the protruding block 408, when the fan 403 continuously drives the connecting rod 402 to rotate, the idler wheel 407 can drive the connecting block 406 to shrink along the inner end surface of the mounting block 405 during the shrinkage process, the friction speed of the connecting rod 402 can be reduced, the rotating speed of the connecting rod 402 is reduced, and after the reduced connecting rod 402 contacts with the gear 304 through the half gear 409, the rotating rod 303 at the position of the polygonal pyramid mirror 302 can be further reduced in rotating amplitude.

Example 5

On the basis of the above embodiment, as shown in fig. 6 and 7, a mounting shell 5 is provided at the end face of the carriage 2 near the truck body 1, a power supply 501 is provided at the inner lower end of the mounting shell 5, a first motor 502 is horizontally provided at the left side of the upper end of the power supply 501, a first driving bevel gear 503 is provided on the transmission shaft of the first motor 502, a first driven bevel gear 504 is rotatably provided on the right side of the first motor 502 along the top end face of the power supply 501, the first driving bevel gear 503 is meshed with the first driven bevel gear 504, the first motor 502 drives the first driven bevel gear 504 to rotate left and right through the meshing, a second motor 601 is provided at the upper end of the first driven bevel gear 504, a vertical rod 6 is provided at the left side of the first driven bevel gear 504 along the top end of the vertical rod 6, a mounting rod 604 is rotatably connected with the vertical rod 6 through a hinge, a second driven bevel gear 605 is provided on the hinge of the mounting rod 604, a second driving bevel gear 602 is provided on the transmission shaft of the second motor 601 near the vertical rod 6, a first camera 603 is rotatably provided on the second driving bevel gear 605 and the second driving bevel gear 602 is meshed with the second driven bevel gear 605, and the first camera 601 is rotatably provided on the first camera 603;

when using, the power supplies power for 2 motors, then first motor 502 can realize the regulation of direction about first camera 603, and second motor 601 can realize the regulation of direction about first camera 603, and the external image information is caught to convenient adaptation first camera 603 like this, lets the driver when driving turns, can know the blind area condition around comprehensively, lets the freight train can reduce accident risk to minimum at the in-process of turning.

Example 6

On the basis of the above embodiment, as shown in fig. 1 to 8, a display control unit is disposed in the cabin 2, and the display control unit includes a display screen 202, a micro control unit MCU203, an alarm 204, a voice prompt 205 and a control panel 206, where the display screen 202, the alarm 204, the voice prompt 205, the control panel 206, a first camera 603, a first motor 502, a second motor 601 and a steering wheel 201 are all electrically connected with the micro control unit MCU 203;

when the steering wheel 201 is used, when a driver turns, signals are transmitted to the micro control unit MCU203, then the micro control unit MCU203 starts 2 groups of motors to drive the first camera 603 to rotate at an angle, the first camera 603 can capture images of dead angle areas freely, the images can be normally transmitted to the display screen 202, then the voice prompt 205 is combined to play shooting conditions, the driver can know turning conditions of a truck in time through the display screen 202 and the voice prompt 205, accident problems of the truck in turning are avoided, meanwhile, after the first camera 603 captures abnormal conditions, the alarm 204 can give an alarm in the carriage 2 in time, the driver can know conditions and stop immediately, and finally the control panel 206 is arranged, so that the camera can be adjusted to a fixed angle manually according to actual requirements.

Example 7

On the basis of the above embodiment, as shown in fig. 2 and 6, a second camera 7 and a third camera 701 are respectively disposed at the front end of the carriage 2 and the rear end of the wagon body 1, the second camera 7 and the third camera 701 are electrically connected with the micro control unit MCU203, the second camera 7 is used for shooting B, C, D, G positions of blind areas around the carriage 2, the first camera 603 is used for shooting an F position of the blind area at the rear end of the carriage 2, and the third camera 701 is used for shooting an E position of the blind area at the rear end of the wagon body 1.

Claims

1. The utility model provides a freight train blind area monitoring device, includes freight train main part (1), carriage (2), mounting bracket (3) and rear-view mirror (301), mounting bracket (3) are along the left and right sides installation setting of carriage (2), and rear-view mirror (301) are along the interior terminal surface setting of mounting bracket (3), its characterized in that: the rear-view mirror is characterized in that a polygonal pyramid mirror (302) is arranged at the lower end of the rear-view mirror (301), a rotating rod (303) is arranged on the upper end face and the lower end face of the polygonal pyramid mirror (302), the upper end and the lower end of the rotating rod (303) are rotationally connected with the top end face and the bottom end face of the inner wall of the mounting frame (3), the polygonal pyramid mirror (302) freely rotates along the inner end face of the mounting frame (3) through the rotating rod (303), the polygonal pyramid mirror (302) rotates to observe dead angle areas of a plurality of dead zones of a truck through rotation, a connecting rod (402) is rotationally arranged on the mounting frame (3) along the top end face, a fan blade (403) is arranged on the upper end of the connecting rod (402) along the outer side face, and the fan blade (403) drives the polygonal pyramid mirror (302) to intermittently rotate through the connecting rod (402).

2. The truck blind area monitoring device according to claim 1, wherein: the polygonal mirror (302) comprises at least three observation mirrors for observing blind areas with different visual angles, the three observation mirrors are distributed along the circumference of the central axis of the polygonal mirror, the observation mirrors are obliquely downwards arranged, and a driver looks over the blind areas and dead angle areas through the observation mirrors.

3. The truck blind area monitoring device according to claim 1, wherein: the fan blade (403) is a windmill fan blade, an inner cavity (4) is formed in the lower side of the fan blade (403) along the inside of the mounting frame (3), a vertical groove (401) is vertically formed from the top end of the inner wall of the inner cavity (4) to the top end surface of the mounting frame (3), the lower end of the connecting rod (402) penetrates through the inside of the vertical groove (401) and respectively extends into the inner cavity (4), and a half gear (409) is arranged on the extending section of the connecting rod (402) through the outer end surface.

4. The truck blind area monitoring device according to claim 1, wherein: the upper end of the rotating rod (303) extends into the inner cavity (4), a gear (304) is arranged on the extending section of the rotating rod (303) through the outer end face, the diameter of the gear (304) is larger than that of the half gear (409), and the gear (304) is meshed with the half gear (409).

5. A truck blind zone monitoring device according to claim 3, characterized in that: the mounting groove (404) of discoid structure is seted up along the horizontal direction to the internal face of perpendicular groove (401), and terminal surface department level that connecting rod (402) are close to mounting groove (404) is provided with installation piece (405), and installation piece (405) are concave form structure, and the edge internal face slip of installation piece (405) is provided with connecting block (406), and the outer end direction free extension of connecting block (406) along installation piece (405).

6. The truck blind area monitoring device according to claim 5, wherein: the outer end of connecting block (406) is provided with gyro wheel (407), and gyro wheel (407) and the interior wall surface contact setting of mounting groove (404), and mounting groove (404) are along the interval setting a plurality of lugs (408) around the inner wall, and terminal surface that lug (408) and gyro wheel (407) are adjacent is the arc shape structure, and lug (408) are used for slowing down the rotational speed of flabellum (403).

7. The truck blind area monitoring device according to claim 1, wherein: the carriage (2) is provided with installation shell (5) near the terminal surface department of truck main part (1), the inside lower extreme of installation shell (5) is provided with power (501), the upper end left side level of power (501) is provided with first motor (502), the transmission shaft of first motor (502) is provided with first drive bevel gear (503), the right side of first motor (502) is provided with first driven bevel gear (504) along the top face rotation of power (501), first drive bevel gear (503) and first driven bevel gear (504) meshing setting, through the meshing, first motor (502) drive first driven bevel gear (504) control.

8. The truck blind area monitoring device of claim 7, wherein: the upper end of first driven bevel gear (504) is provided with second motor (601), the left side of second motor (601) is provided with montant (6) along the top of first driven bevel gear (504), montant (6) are provided with installation pole (604) along the rear end face, installation pole (604) are rotated through articulated elements and are linked together with montant (6), be provided with second driven bevel gear (605) on the articulated elements of installation pole (604), be provided with second initiative bevel gear (602) on the transmission shaft that second motor (601) is close to montant (6), the meshing sets up between second initiative bevel gear (602) and second driven bevel gear (605), be provided with first camera (603) on installation pole (604), second motor (601) can drive first camera through the rotation and reciprocate.

9. The truck blind area monitoring device according to claim 1, wherein: the carriage (2) is internally provided with a display control unit, the display control unit comprises a display screen (202), a micro control unit MCU (203), an alarm (204), a voice prompt (205) and a control panel (206), wherein the display screen (202), the alarm (204), the voice prompt (205), the control panel (206), a first camera (603), a first motor (502), a second motor (601) and a steering wheel (201) are electrically connected with the micro control unit MCU (203).