CN116774304A - Target detection device and method - Google Patents

Target detection device and method Download PDF

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Publication number
CN116774304A
CN116774304A CN202310745770.8A CN202310745770A CN116774304A CN 116774304 A CN116774304 A CN 116774304A CN 202310745770 A CN202310745770 A CN 202310745770A CN 116774304 A CN116774304 A CN 116774304A
Authority
CN
China
Prior art keywords
camera
detection device
controller
baffle
box body
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310745770.8A
Other languages
Chinese (zh)
Inventor
杨杰超
李剑
孟博
韩忠华
李婷婷
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Zhong Tianfeng Security Protection Technologies Co ltd
First Research Institute of Ministry of Public Security
Original Assignee
Beijing Zhong Tianfeng Security Protection Technologies Co ltd
First Research Institute of Ministry of Public Security
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Beijing Zhong Tianfeng Security Protection Technologies Co ltd, First Research Institute of Ministry of Public Security filed Critical Beijing Zhong Tianfeng Security Protection Technologies Co ltd
Priority to CN202310745770.8A priority Critical patent/CN116774304A/en
Publication of CN116774304A publication Critical patent/CN116774304A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B17/00—Methods preventing fouling
    • B08B17/02—Preventing deposition of fouling or of dust
    • B08B17/04—Preventing deposition of fouling or of dust by using removable coverings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/02—Heads
    • F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
    • F16M11/043—Allowing translations
    • F16M11/045—Allowing translations adapted to left-right translation movement
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/02—Heads
    • F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V8/00—Prospecting or detecting by optical means
    • G01V8/10—Detecting, e.g. by using light barriers

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Studio Devices (AREA)

Abstract

The invention discloses a target detection device and a target detection method, wherein the target detection device comprises a base, a mobile device and a detection device; the moving device comprises a shell, a bearing I, a bearing II, an upper cover II, a stepping motor, a screw rod nut and a bracket platform; the detection device comprises a detection box, a camera and a controller, wherein the controller is externally connected with an interactive interface or a control button; the detection box is fixed at the top of the support platform, and the camera and the controller are arranged in the detection box; the camera and the stepping motor are both in communication connection with the controller. According to the invention, the position of the camera can be adjusted left and right by arranging the moving device, so that the position of the camera can be conveniently calibrated. In addition, the camera is convenient to clean, and the baffle is arranged, so that the camera can be shielded and protected when the detection box is not used, and the camera is prevented from being covered by dust or damaged.

Description

Target detection device and method
Technical Field
The invention relates to the technical field of target detection, in particular to a target detection device and method.
Background
Along with the continuous development of science and technology, the roadblock target detection device suitable for unmanned vehicles, patrol robots and other unmanned systems appears in the current market, and in the running process of the unmanned vehicles and the patrol robots, the roadblock target detection device can detect whether the periphery of the roadblock target detection device is provided with an obstacle or not, and can provide an alarm to protect running safety.
The currently used roadblock target detection device is fixedly arranged on a vehicle or a robot, but the vehicle and the robot inevitably vibrate in the running process, and after the vehicle and the robot run for a long time, the detection device can deviate, so that the roadblock detection error is caused. And the automobile and the robot run outdoors for a long time, and the exposed surface of the camera is easy to generate dust accumulation, so that the detection of the roadblock target is affected.
Disclosure of Invention
In view of the shortcomings of the prior art, the present invention aims to provide a target detection device and method.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
a target detection device comprises a base, a moving device and a detection device;
the moving device comprises a shell, a bearing I, a bearing II, an upper cover II, a stepping motor, a screw rod nut and a bracket platform; the shell is fixedly connected to the base; the shell is hollow, and the screw rod nut are arranged in the shell and extend along the left-right direction; the bearing I and the bearing II are respectively arranged on the right side wall and the left side wall of the shell and respectively support and connect the right end and the left end of the screw rod, the stepping motor is fixedly arranged on the outer side wall of one side of the shell, and the output shaft of the stepping motor is connected to the corresponding side of the screw rod; the screw rod nut is in threaded fit with the screw rod; the upper cover I and the upper cover II are U-shaped and are arranged at the top of the shell, one end of the opening is opposite left and right, and the opening is formed by surrounding the top opening together; the bottom of the bracket platform extends into the shell and is fixed with the screw nut;
the detection device comprises a detection box, a camera and a controller, wherein the controller is externally connected with an interactive interface or a control button; the detection box is fixed at the top of the support platform, and the camera and the controller are arranged in the detection box; the camera and the stepping motor are both in communication connection with the controller.
Further, bristles are arranged at the edge of the top opening surrounded by the upper cover I and the upper cover II.
Further, the detection box comprises a box body, a baffle plate and a sliding block, a through hole is formed in the lower portion of the front end face of the box body, and a lens of the camera is exposed from the through hole; the upper part of the front end face of the box body is provided with a sliding groove extending along the height of the box body, the sliding block is slidably assembled in the sliding groove, the baffle is fixed on the front end face of the sliding block, and when the sliding block slides to the lowest end of the sliding groove, the lower end of the baffle can cover the lens of the camera.
Further, the rear side of the baffle is provided with a rubber material.
Further, an inner groove extending along the transverse width of the box body is arranged at the position, located between the sliding groove and the through hole, of the front end face of the box body, and a limiting device is arranged in the inner groove and comprises a button, a spring, a limiting block and a rod piece; the rod piece extends along the transverse width of the front end face of the box body, one end of the rod piece is connected with the button, and the other end of the rod piece is fixedly connected with the limiting block; one end of the spring is fixedly connected with the inner wall of the inner groove, the other end of the spring is fixedly connected with the limiting block, and in a state that the spring is not subjected to external force, one ends of the button and the limiting block are exposed out of the inner groove, and the limiting block is located below the baffle.
Further, the screw rod is provided with a self-locking function.
The invention also provides a working method of the target detection device, which comprises the following specific processes:
when the camera works, the image acquired by the camera is transmitted to the controller, and the controller detects the target according to the image;
when the position of the camera needs to be adjusted, an instruction is input to the controller, the controller controls the stepping motor to rotate forward or reversely, and the output shaft of the stepping motor drives the screw rod to rotate, so that the screw rod nut and the bracket platform are driven to move leftwards or rightwards together, and the position adjustment of the camera in the left-right direction is realized.
Further, when the detection device is not used for a long time, the button is pressed towards the direction inside the box body, the button drives the rod body and the limiting block to move towards the direction inside the box body, the limiting block is not blocked below the baffle any more, the baffle falls under the action of gravity to cover the camera, and the camera lens is prevented from falling ash or being scraped; when the detection device is started, the baffle is lifted upwards, the limiting block pops up again under the rebound action of the spring, the limiting block is blocked below the baffle, and the lens of the camera is exposed again.
The invention has the beneficial effects that: according to the invention, the position of the camera can be adjusted left and right by arranging the moving device, so that the position of the camera can be conveniently calibrated. In addition, the camera is convenient to clean, and the baffle is arranged, so that the camera can be shielded and protected when the detection box is not used, and the camera is prevented from being covered by dust or damaged.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a target detection apparatus according to embodiment 1 of the present invention;
FIG. 2 is a schematic front cross-sectional view of a mobile device according to embodiment 1 of the present invention;
FIG. 3 is a schematic side sectional view of a detecting unit according to embodiment 1 of the present invention;
fig. 4 is a schematic top view of a limiting device in embodiment 1 of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings, and it should be noted that, while the present embodiment provides a detailed implementation and a specific operation process on the premise of the present technical solution, the protection scope of the present invention is not limited to the present embodiment.
Example 1
The present embodiment provides a target detection apparatus, as shown in fig. 1 to 4, including a base 7, a moving apparatus, and a detection apparatus.
The moving device comprises a shell 6, a bearing I20, a bearing II 21, an upper cover I5, an upper cover II 9, a stepping motor 8, a screw rod 19, a screw rod nut 18 and a bracket platform 4; the shell 6 is fixedly connected to the base 7; the shell 6 is hollow, and the screw rod 19 and the screw rod nut 18 are arranged in the shell 6 and extend along the left-right direction; the bearing I20 and the bearing II 21 are respectively arranged on the right side wall and the left side wall of the shell 6 and respectively support and connect the right end and the left end of the screw rod 19, the stepping motor 8 is fixedly arranged on the outer side wall of one side of the shell 6, and the output shaft of the stepping motor 8 is connected to the corresponding side of the screw rod 19; the screw nut 18 is in threaded fit with the screw rod 19; the upper cover I5 and the upper cover II 9 are U-shaped and are arranged at the top of the shell 6, one open end of the upper cover is opposite left and right, and the upper cover are jointly enclosed to form a top opening; the bottom of the bracket platform 4 extends into the housing 4 and is fixed with a screw nut 18.
In this embodiment, in order to block dust from entering the housing 6, the edge of the top opening surrounded by the upper cover i 5 and the upper cover ii 9 is provided with bristles, which can block dust and will not affect the movement of the support platform.
In the embodiment, the screw rod has a self-locking function, so that the position deviation of the camera caused by shaking in the driving process is prevented.
In this embodiment, the top covers i 5 and ii 9 are detachably connected to the top of the housing 6.
The detection device comprises a detection box 1, a camera 14 and a controller 15, wherein the controller 15 is externally connected with an interactive interface or a control button (not shown). The detection box 1 is fixed on the top of the support platform 4, and the camera 14 and the controller 15 are arranged inside the detection box 1. The camera 14 and the stepper motor 8 are both communicatively connected to the controller 15.
In this embodiment, the detection box 1 includes a box body 16, a baffle 2 and a slider 10, a through hole is provided at the lower part of the front end surface of the box body 16, and the lens of the camera 14 is exposed from the through hole; the upper part of the front end surface of the box body 16 is provided with a chute 11 extending along the height of the box body 16, the sliding block 10 is slidably assembled in the chute 11, the baffle plate 2 is fixed on the front end surface of the sliding block 10, and when the sliding block 10 slides to the lowest end of the chute 11, the lower end of the baffle plate 2 can cover the lens of the camera 14.
In this embodiment, the rear side of the baffle 2 is provided with a rubber material, so as to protect the lens of the camera 14.
Further, in this embodiment, an inner groove extending along the lateral width of the box body 16 is provided at a position between the chute 11 and the through hole on the front end surface of the box body 16, and a limiting device is provided in the inner groove, and the limiting device includes a button 3, a spring 13, a limiting block 12 and a rod 17; the rod piece 17 extends along the transverse width of the front end surface of the box body 16, one end of the rod piece is connected with the button 3, and the other end of the rod piece is fixedly connected with the limiting block 12; one end of the spring 13 is fixedly connected with the inner wall of the inner groove, the other end of the spring 13 is fixedly connected with the limiting block 12, one ends of the button 3 and the limiting block 12 are exposed out of the inner groove in a state that the spring 13 is not subjected to external force, and the limiting block 12 is positioned below the baffle plate 2.
Example 2
The embodiment provides a working method of the object detection device described in embodiment 1, which specifically includes the following steps:
when the position of the camera needs to be adjusted, an instruction is input to the controller, the controller controls the stepping motor to rotate forward or reversely, and the output shaft of the stepping motor drives the screw rod to rotate, so that the screw rod nut and the bracket platform are driven to move leftwards or rightwards together, and the position adjustment of the camera in the left-right direction is realized.
When the detection device is not used for a long time, the button is pressed towards the direction inside the box body, the button drives the rod body and the limiting block to move towards the direction inside the box body, the limiting block is not blocked below the baffle any more, the baffle falls under the action of gravity to cover the camera, and the camera lens is prevented from falling ash or being scraped.
When the detection device is started, the baffle is lifted upwards, the limiting block pops up again under the rebound action of the spring, the limiting block is blocked below the baffle, and the lens of the camera is exposed again.
When the camera works, the image acquired by the camera is transmitted to the controller, and the controller detects the target according to the image.
Various modifications and variations of the present invention will be apparent to those skilled in the art in light of the foregoing teachings and are intended to be included within the scope of the following claims.

Claims (8)

1. The object detection device is characterized by comprising a base, a moving device and a detection device;
the moving device comprises a shell, a bearing I, a bearing II, an upper cover II, a stepping motor, a screw rod nut and a bracket platform; the shell is fixedly connected to the base; the shell is hollow, and the screw rod nut are arranged in the shell and extend along the left-right direction; the bearing I and the bearing II are respectively arranged on the right side wall and the left side wall of the shell and respectively support and connect the right end and the left end of the screw rod, the stepping motor is fixedly arranged on the outer side wall of one side of the shell, and the output shaft of the stepping motor is connected to the corresponding side of the screw rod; the screw rod nut is in threaded fit with the screw rod; the upper cover I and the upper cover II are U-shaped and are arranged at the top of the shell, one end of the opening is opposite left and right, and the opening is formed by surrounding the top opening together; the bottom of the bracket platform extends into the shell and is fixed with the screw nut;
the detection device comprises a detection box, a camera and a controller, wherein the controller is externally connected with an interactive interface or a control button; the detection box is fixed at the top of the support platform, and the camera and the controller are arranged in the detection box; the camera and the stepping motor are both in communication connection with the controller.
2. The object detecting device of claim 1, wherein the edge of the top opening defined by the upper cover i and the upper cover ii is provided with bristles.
3. The object detection device according to claim 1, wherein the detection box includes a box body, a baffle plate, and a slider, a through hole is provided in a lower portion of a front end face of the box body, and a lens of the camera is exposed from the through hole; the upper part of the front end face of the box body is provided with a sliding groove extending along the height of the box body, the sliding block is slidably assembled in the sliding groove, the baffle is fixed on the front end face of the sliding block, and when the sliding block slides to the lowest end of the sliding groove, the lower end of the baffle can cover the lens of the camera.
4. The object detection device of claim 3, wherein a rear side of the baffle is provided with a rubber material.
5. The object detection device according to claim 3, wherein an inner groove extending along the transverse width of the box body is arranged at a position between the chute and the through hole on the front end surface of the box body, and a limiting device is arranged in the inner groove and comprises a button, a spring, a limiting block and a rod piece; the rod piece extends along the transverse width of the front end face of the box body, one end of the rod piece is connected with the button, and the other end of the rod piece is fixedly connected with the limiting block; one end of the spring is fixedly connected with the inner wall of the inner groove, the other end of the spring is fixedly connected with the limiting block, and in a state that the spring is not subjected to external force, one ends of the button and the limiting block are exposed out of the inner groove, and the limiting block is located below the baffle.
6. The object detection device according to claim 1, wherein the screw is a screw with a self-locking function.
7. A method of operating an object detection device according to any one of claims 1 to 6, characterized by the steps of:
when the camera works, the image acquired by the camera is transmitted to the controller, and the controller detects the target according to the image;
when the position of the camera needs to be adjusted, an instruction is input to the controller, the controller controls the stepping motor to rotate forward or reversely, and the output shaft of the stepping motor drives the screw rod to rotate, so that the screw rod nut and the bracket platform are driven to move leftwards or rightwards together, and the position adjustment of the camera in the left-right direction is realized.
8. The working method according to claim 7, wherein when the detection device is not used for a long time, the button is pressed towards the inner direction of the box body, the button drives the rod body and the limiting block to move towards the inner direction of the box body together, the limiting block is not blocked below the baffle, the baffle falls under the action of gravity, the camera is covered, and the camera lens is prevented from falling ash or being scraped; when the detection device is started, the baffle is lifted upwards, the limiting block pops up again under the rebound action of the spring, the limiting block is blocked below the baffle, and the lens of the camera is exposed again.
CN202310745770.8A 2023-06-25 2023-06-25 Target detection device and method Pending CN116774304A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310745770.8A CN116774304A (en) 2023-06-25 2023-06-25 Target detection device and method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310745770.8A CN116774304A (en) 2023-06-25 2023-06-25 Target detection device and method

Publications (1)

Publication Number Publication Date
CN116774304A true CN116774304A (en) 2023-09-19

Family

ID=88005928

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310745770.8A Pending CN116774304A (en) 2023-06-25 2023-06-25 Target detection device and method

Country Status (1)

Country Link
CN (1) CN116774304A (en)

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