CN215722218U

CN215722218U - Pedestrian target detection device based on multiple features

Info

Publication number: CN215722218U
Application number: CN202122162156.8U
Authority: CN
Inventors: 梁巧
Original assignee: Chongqing Normal University
Current assignee: Chongqing Normal University
Priority date: 2021-09-08
Filing date: 2021-09-08
Publication date: 2022-02-01
Anticipated expiration: 2031-09-08

Abstract

The utility model discloses a pedestrian target detection device based on multiple characteristics, which relates to the technical field of pedestrian target detection and comprises the following components: and the detection mechanism is positioned at the top end of the main body and used for detecting the pedestrian target. The utility model moves the buckle to be separated from the fixed groove by arranging the displacement mechanism, so that the lifting spring drives the rotating platform and the buckle to ascend, the rotating platform drives the detection camera to extend out of the main body for working, the buckle drives the detection camera to rotate, after the detection camera rotates to a proper position, the buckle is released, so that the angle of the detection camera is fixed, when the device is not used, the buckle is pressed to be separated from the arc groove, then the lifting spring is downwards extruded, the lifting spring drives the rotating platform to downwards move, so that the detection camera retracts into the main body, and through mutual matching among the plurality of parts, the detection camera can ascend from the inside of the main body and adjust the angle when the device is used, and can retract into the inside of the main body for protection when the device is not used.

Description

Pedestrian target detection device based on multiple features

Technical Field

The utility model relates to the technical field of pedestrian target detection, in particular to a pedestrian target detection device based on multiple features.

Background

With the improvement of living standard of people, public safety problems are more and more widely concerned, and the security industry is rapidly developed. Pedestrian detection is one of typical target detection problems, whether pedestrians appear in images or videos is detected through related technologies, if the pedestrians appear in the images or the videos, the pedestrians are positioned through a rectangular frame, the related technologies such as pedestrian detection, pedestrian tracking and pedestrian re-identification are widely applied to the fields of human behavior analysis and the like in intelligent video monitoring and unmanned automobile systems.

In order to improve the flexibility of control, can adopt portable detection device to carry out video monitoring and detect, and current portable detection device is when using, and its camera generally all is fixed mounting, shifts and accomodates the in-process, and its camera receives the collision easily and takes place to damage, leads to the use of equipment to receive the influence, when needs overhaul the camera and maintain, and is very inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: in order to solve the problems that a detection camera is inconvenient to replace and is easy to damage, the pedestrian target detection device based on multiple features is provided.

In order to achieve the purpose, the utility model provides the following technical scheme: a multi-feature based pedestrian object detection apparatus comprising:

a main body;

the detection mechanism is positioned at the top end of the main body and used for detecting a pedestrian target;

the displacement mechanism is positioned in the main body, penetrates to one side of the main body and is used for adjusting the lifting position and the angle of the detection mechanism;

the fixing mechanism is positioned at the bottom end of the detection mechanism, penetrates into the detection mechanism and is used for quickly replacing, disassembling and fixing the detection mechanism;

the base is positioned at the bottom end of the main body;

the pulley, the pulley has a plurality ofly, and is a plurality of the pulley is located the bottom of base.

As a still further scheme of the utility model: the detection mechanism is including detecting camera, spliced pole and revolving stage, it is located the top of main part to detect the camera to run through to the inside of main part, the spliced pole is located the bottom that detects the camera, the revolving stage is located the inside of main part and cup joints each other with the outer wall of spliced pole.

As a still further scheme of the utility model: displacement mechanism is including buckle, lifting spring, circular arc groove, fixed slot and buckle spring, the buckle is located one side of main part and runs through to the inside of main part, and extends to inside the revolving stage, lifting spring is located the bottom of revolving stage, the circular arc groove is located the contact position of main part and buckle, the fixed slot is located main part outer wall side and is located the one end bottom in circular arc groove, the buckle spring is located the inside one end that just is located the buckle of revolving stage.

As a still further scheme of the utility model: fixed establishment is including connecting block, a rack, gear post, No. two rack and rack spring, the connecting block be located the revolving stage inside and with the bottom fixed connection of buckle, a rack is located the bottom of connecting block, the gear post is located the bottom of a rack, and rotate through the inner wall of pivot with the revolving stage and be connected, No. two racks are located the bottom of gear post, and one side runs through to the inner wall of revolving stage on, rack spring is located the opposite side of No. two racks.

As a still further scheme of the utility model: the inner wall top of fixed slot one end is provided with little lug, the top in circular arc groove be provided with buckle assorted dog groove.

As a still further scheme of the utility model: the inside lift spout that is provided with the revolving stage assorted of main part, there is the draw-in groove with No. two tooth piece strip looks blocks in spliced pole one side bottom.

As a still further scheme of the utility model: the bottom of a rack, the top of No. two racks all are provided with the tooth piece, the gear post meshes with the tooth piece on a rack bottom, No. two racks tops mutually respectively, revolving stage inside be provided with a rack, No. two rack assorted movable slots.

Compared with the prior art, the utility model has the beneficial effects that:

1. by arranging the displacement mechanism, the movable buckle is separated from the fixed groove, namely, the lifting spring drives the rotary table and the buckle to ascend, the rotary table drives the detection camera to extend out of the main body through the connecting column, so that the detection camera works, the buckle is rotated to rotate in the arc groove, the detection camera is driven to rotate through the rotary table, after the rotary table is rotated to a proper position, the buckle is loosened, under the action of the lifting spring, the buckle is clamped with the clamping groove at the top end of the arc groove, so that the angle of the detection camera is fixed, when the device is not used, the buckle is pressed to be separated from the arc groove, then the buckle is rotated to the position above the fixed groove, the lifting spring is downwards extruded, the lifting spring drives the buckle and the rotary table to downwards move, so that the detection camera retracts into the main body, the buckle is fixed through the clamping of the convex block on the fixed groove, and through mutual matching among the parts, the detection camera can rise from the inside of the main body and adjust the angle when in use, and can retract into the inside of the main body for protection when not in use.

2. Through setting up fixed establishment, inwards press the buckle, make buckle extrusion buckle spring, make the buckle inwards shrink, it removes to drive No. one rack strip through the connecting block, No. one rack strip passes through rack and the interlock of rack post, it is rotatory to drive the transport of rack post, thereby it removes extrusion rack spring to drive No. two rack strips, make the inside withdrawal of No. two rack strips remove the fixed to detecting the camera, the detection camera that will change is put on the revolving stage, loosen the extrusion to the buckle, under rack spring's effect, promote No. two rack strips and outwards stretch out, carry out the block with the draw-in groove of spliced pole bottom, accomplish the fixed to detecting the camera, can accomplish quick dismantlement and the fixing to detecting the camera through above a plurality of parts.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a sectional view of the main structure of the present invention;

FIG. 3 is a structural cross-sectional view of the detection mechanism of the present invention;

fig. 4 is an enlarged view of the structure at a of the present invention.

In the figure: 1. a main body; 2. a displacement mechanism; 201. buckling; 202. a lift spring; 203. an arc groove; 204. fixing grooves; 205. a snap spring; 3. a detection mechanism; 301. detecting a camera; 302. connecting columns; 303. a rotating table; 4. a fixing mechanism; 401. connecting blocks; 402. a first toothed block strip; 403. a gear post; 404. a second rack bar; 405. a rack spring; 5. a base; 6. a pulley.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention based on its overall structure.

Referring to fig. 1 to 4, in an embodiment of the present invention, a pedestrian target detection device based on multiple features includes:

a main body 1;

the detection mechanism 3 is positioned at the top end of the main body 1, and is used for detecting a pedestrian target;

the displacement mechanism 2 is positioned in the main body 1, penetrates one side of the main body 1 and is used for adjusting the lifting position and the angle of the detection mechanism 3;

the fixing mechanism 4 is positioned at the bottom end of the detection mechanism 3, penetrates into the detection mechanism 3 and is used for quickly replacing, disassembling and fixing the detection mechanism 3;

the base 5 is positioned at the bottom end of the main body 1;

the pulley 6, pulley 6 has a plurality ofly, and a plurality of pulleys 6 are located the bottom of base 5.

Please refer to fig. 3, the detecting mechanism 3 includes a detecting camera 301, a connecting column 302 and a rotating platform 303, the detecting camera 301 is located at the top end of the main body 1 and penetrates into the main body 1, the connecting column 302 is located at the bottom end of the detecting camera 301, the rotating platform 303 is located inside the main body 1 and is sleeved with the outer wall of the connecting column 302, and video collection can be performed through the detecting camera 301.

Please refer to fig. 2, the displacement mechanism 2 includes a latch 201, a lifting spring 202, an arc groove 203, a fixing groove 204 and a latch spring 205, the latch 201 is located at one side of the main body 1 and extends into the main body 1, and extends into the rotary stage 303, the lifting spring 202 is located at the bottom end of the rotary stage 303, the arc groove 203 is located at the contact position between the main body 1 and the latch 201, the fixing groove 204 is located at the outer wall side of the main body 1 and is located at the bottom end of one end of the arc groove 203, the latch spring 205 is located inside the rotary stage 303 and is located at one end of the latch 201, and the storage and angle adjustment of the detection camera 301 can be facilitated by the displacement mechanism 2.

Please refer to fig. 4, the fixing mechanism 4 includes a connecting block 401, a first rack 402, a gear column 403, a second rack 404 and a rack spring 405, the connecting block 401 is located inside the rotating platform 303 and is fixedly connected to the bottom end of the buckle 201, the first rack 402 is located at the bottom end of the connecting block 401, the gear column 403 is located at the bottom end of the first rack 402 and is rotatably connected to the inner wall of the rotating platform 303 through a rotating shaft, the second rack 404 is located at the bottom end of the gear column 403, and one side of the second rack runs through the inner wall of the rotating platform 303, the rack spring 405 is located at the other side of the second rack 404, and the fixing mechanism 4 can facilitate the rapid installation and disassembly of the detection camera 301.

Please refer to fig. 2, a small protrusion is disposed on the top of the inner wall of one end of the fixing groove 204, and a tooth groove matched with the buckle 201 is disposed on the top of the arc groove 203, so that the buckle 201 can be fixed in position conveniently.

Please refer to fig. 1 to 3, a lifting chute matched with the rotary table 303 is disposed inside the main body 1, and a slot engaged with the second rack bar 404 is disposed at the bottom end of one side of the connecting column 302, which is beneficial to the up-and-down movement of the detection mechanism 3 inside the main body 1.

Please refer to fig. 3-4, the bottom end of the first rack bar 402 and the top end of the second rack bar 404 are both provided with a rack, the gear column 403 is respectively engaged with the racks at the bottom end of the first rack bar 402 and the top end of the second rack bar 404, the rotating platform 303 is internally provided with a movable groove matched with the first rack bar 402 and the second rack bar 404, and the first rack bar 402 can move through the structure, and the second rack bar 404 can be driven to move through the transmission of the gear column 403.

The working principle of the utility model is as follows: when the pedestrian target detection device needs to be used, after the device is pulled to a specified position, the buckle 201 is pressed down and the buckle 201 is rotated, so that the buckle 201 is separated from the fixed groove 204, at the moment, the rotating platform 303 and the buckle 201 can be pushed to move upwards along the vertical inner wall of the fixed groove 204 under the action of the lifting spring 202, the buckle 201 can move into the arc groove 203, the rotating platform 303 pushes the detection camera 301 to ascend through the connecting column 302, so that the detection camera 301 extends out of the main body 1, then, the camera shooting angle of the detection camera 301 can be adjusted, the buckle 201 can be pushed to rotate along the inner wall of the arc groove 203, the buckle 201 can adjust the single rotating platform 303 to rotate, the rotating platform 303 can drive the detection camera 301 to rotate, so that the camera shooting angle of the detection camera 301 is adjusted, the detection camera 301 rotates to a proper position, then, the movement of the buckle 201 is stopped, and the buckle 201 is loosened, the buckle 201 is clamped with the clamping groove at the top end of the arc groove 203 under the action of the lifting spring 202, so that the buckle 201 does not move any more, namely, the angle of the buckle 301 is fixed, when the buckle is not required to be used, the buckle 201 is pressed downwards, the buckle 201 and the arc groove 203 are separated from the clamping groove, the buckle 201 is rotated to the upper part of the fixed groove 204, then the buckle 201 downwards extrudes the lifting spring 202, the lifting spring 202 is stressed to shrink to drive the buckle 201 and the rotating platform 303 to move downwards, when the buckle 201 moves to the bottom end of the fixed groove 204, the bottom end of the fixed groove 204 is provided with a bump to fix the buckle 201, namely, the position of the lifting spring 202 is fixed, so that the rotating platform 303 drives the detection camera 301 to withdraw from the top end of the main body 1 for protection, when the detection camera 301 needs to be maintained, the buckle 201 is pushed to extrude the inside of the main body 1, the buckle 201 extrudes the buckle spring 205, and the buckle spring 205 contracts inwards, the buckle 201 contracts inwards to drive the first toothed block strip 402 to move, the first toothed block strip 402 drives the toothed block column 403 to rotate through the toothed block on the first toothed block strip 402, the toothed block column 403 can drive the second toothed block strip 404 to move, the moving direction of the second toothed block strip 404 is opposite to that of the first toothed block strip 402, the second toothed block strip 404 extrudes the rack spring 405 inwards to enable the rack spring to contract, the second toothed block strip 404 can be separated from the clamping groove on the connecting column 302 at the moment, namely, the fixing of the connecting column 302 is released, the detection camera 301 needing to be replaced is taken down, then the new detection camera 301 is placed on the rotating platform 303, the extrusion of the buckle 201 is released, the second toothed block strip 404 automatically resets and is clamped with the clamping groove on the connecting column 302 under the action of the rack spring 405 and the buckle spring 205, and therefore the fixing and quick replacement of the detection camera 301 are completed.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to or changed within the scope of the present invention.

Claims

1. A multi-feature based pedestrian object detection apparatus, comprising:

a main body (1);

the detection mechanism (3) is positioned at the top end of the main body (1) and used for detecting a pedestrian target;

the displacement mechanism (2) is positioned in the main body (1), penetrates through one side of the main body (1) and is used for adjusting the lifting position and the angle of the detection mechanism (3);

the fixing mechanism (4) is positioned at the bottom end of the detection mechanism (3), penetrates into the detection mechanism (3), and is used for quickly replacing, disassembling and fixing the detection mechanism (3);

the base (5), the said base (5) locates at the bottom end of the body (1);

pulley (6), pulley (6) have a plurality ofly, a plurality of pulley (6) are located the bottom of base (5).

2. The multi-feature-based pedestrian target detection device according to claim 1, wherein the detection mechanism (3) comprises a detection camera (301), a connection column (302) and a rotation table (303), the detection camera (301) is located at the top end of the main body (1) and penetrates into the main body (1), the connection column (302) is located at the bottom end of the detection camera (301), and the rotation table (303) is located inside the main body (1) and is mutually sleeved with the outer wall of the connection column (302).

3. The multi-feature-based pedestrian object detection device according to claim 1, wherein the displacement mechanism (2) comprises a buckle (201), a lifting spring (202), an arc groove (203), a fixing groove (204) and a buckle spring (205), the buckle (201) is located on one side of the main body (1) and penetrates through the inside of the main body (1) and extends through the inside of the rotating platform (303), the lifting spring (202) is located at the bottom end of the rotating platform (303), the arc groove (203) is located at the contact position of the main body (1) and the buckle (201), the fixing groove (204) is located on the side surface of the outer wall of the main body (1) and is located at the bottom end of one end of the arc groove (203), and the buckle spring (205) is located inside the rotating platform (303) and is located at one end of the buckle (201).

4. The multi-feature-based pedestrian object detection device according to claim 1, wherein the fixing mechanism (4) comprises a connection block (401), a first rack bar (402), a gear column (403), a second rack bar (404), and a rack spring (405), the connection block (401) is located inside the rotation platform (303) and is fixedly connected with the bottom end of the buckle (201), the first rack bar (402) is located at the bottom end of the connection block (401), the gear column (403) is located at the bottom end of the first rack bar (402) and is rotatably connected with the inner wall of the rotation platform (303) through a rotation shaft, the second rack bar (404) is located at the bottom end of the gear column (404) and penetrates through one side of the inner wall of the rotation platform (303), and the rack spring (405) is located at the other side of the second rack bar (404).

5. The pedestrian target detection device based on multiple features as claimed in claim 3, wherein a small bump is arranged on the top end of the inner wall at one end of the fixing groove (204), and a tooth block groove matched with the buckle (201) is arranged on the top of the arc groove (203).

6. The pedestrian target detection device based on multiple characteristics according to claim 2, wherein a lifting chute matched with the rotating platform (303) is arranged inside the main body (1), and a clamping groove clamped with the second rack bar (404) is arranged at the bottom end of one side of the connecting column (302).

7. The multi-feature-based pedestrian object detection device according to claim 4, wherein the bottom end of the first rack bar (402) and the top end of the second rack bar (404) are provided with tooth blocks, the gear column (403) is meshed with the tooth blocks at the bottom end of the first rack bar (402) and the top end of the second rack bar (404), respectively, and the rotating platform (303) is internally provided with movable grooves matched with the first rack bar (402) and the second rack bar (404).