CN112073689A - Limited space operation personnel business turn over management and control device - Google Patents
Limited space operation personnel business turn over management and control device Download PDFInfo
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- CN112073689A CN112073689A CN202010925488.4A CN202010925488A CN112073689A CN 112073689 A CN112073689 A CN 112073689A CN 202010925488 A CN202010925488 A CN 202010925488A CN 112073689 A CN112073689 A CN 112073689A
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- limited space
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- face recognition
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/16—Human faces, e.g. facial parts, sketches or expressions
- G06V40/161—Detection; Localisation; Normalisation
- G06V40/166—Detection; Localisation; Normalisation using acquisition arrangements
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
- G08B13/189—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems
- G08B13/194—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems
- G08B13/196—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems using television cameras
- G08B13/19602—Image analysis to detect motion of the intruder, e.g. by frame subtraction
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- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
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- Oral & Maxillofacial Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Human Computer Interaction (AREA)
- Health & Medical Sciences (AREA)
- Theoretical Computer Science (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Signal Processing (AREA)
- Alarm Systems (AREA)
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Abstract
The invention discloses a limited space operator in-out control device, which compares and screens the human face characteristics of all monitored objects on site with human face information in a central processing unit, judges the identity information of human faces according to the similarity degree, and outputs abnormal results obtained by matching and carries out image and sound alarm when the similarity degree does not exceed a set corresponding threshold; and the counting device can also count the operators who pass in and out of the limited space on site in real time. The safety quality and the control range of the limited space operation site can be effectively improved, the accident rate is greatly reduced, and the power supply reliability is effectively improved.
Description
Technical Field
The invention belongs to the technical field of monitoring, and particularly relates to a limited space operator access control device.
Background
With the acceleration of urbanization process in recent years, the construction and use of a large number of underground pipelines lead to the remarkable increase of workload in limited space, no effective management and control mode for identity verification of underground workers in field work at present exists, the number of underground workers cannot be mastered in real time, and hidden dangers are brought to production safety.
Disclosure of Invention
The invention aims to provide a limited space operator access control device to solve the problem that in the prior art, the identity of an operator in a power well construction site is not effectively checked.
In order to achieve the purpose, the invention adopts the following technical scheme:
a limited space operation personnel business turn over management and control device includes: the system comprises a counting camera, a face recognition camera, a central processing unit and a display; the central processing unit is respectively connected with the counting camera, the face recognition camera and the display; the central processing unit is used for storing face information of workers;
a limited space fence is arranged around the entrance and the exit of the limited space, and a fence opening is arranged at one side of the limited space fence;
the counting camera is used for counting the number of people entering and exiting the limited space and sending counting information to the central processing unit;
the face recognition camera is used for capturing face information of people who enter and exit the limited space, comparing the face information with face information of workers stored in the central processing unit, and sending a comparison result to the central processing unit;
the central processing unit is used for displaying the comparison result of the face recognition camera and the number of the personnel entering and exiting the limited space counted by the counting camera to a display.
Further, the alarm device is connected with the central processing unit; when the face recognition camera judges that the matching degree of the face information of the person entering the limited space and the face information of the worker stored in the central processing unit is lower than a certain threshold value, the central processing unit controls the alarm to give an alarm.
Furthermore, the alarm is an audible alarm.
Furthermore, the alarm is a flashing alarm.
Further, the alarm system also comprises a memory, wherein the memory is placed outside the fence in the limited space and is connected with the central processing unit in a wired connection mode for storing alarm information.
Furthermore, the central processing unit is respectively connected with the counting camera, the face recognition camera, the display and the alarm in a wired connection mode.
Furthermore, the display and the central processing unit are arranged outside the limited space fence, and the central processing unit is respectively connected with the counting camera and the face recognition camera through network cables.
Further, face identification camera includes first face identification camera and second face identification camera, the entrance in finite space is installed to first face identification camera, second face identification camera, count the camera and equally divide and do not install the finite space rail outside.
Furthermore, the installation positions of the counting camera and the second face recognition camera are 2-5 meters away from one side of the opening of the fence.
Furthermore, the installation position of the first face recognition camera is 2-5 meters away from the entrance and the exit of the limited space.
Compared with the prior art, the invention has the following technical effects:
the limited space operator access control device provided by the embodiment of the invention can detect the monitored objects accurately and truly in real time, compare and screen the human face characteristics of all the monitored objects on site with the human face information in the central processing unit, judge the identity information of the human face according to the similarity degree, and output the abnormal result obtained by matching and carry out image and sound alarm when the similarity degree does not exceed the set corresponding threshold value; and the counting device can also count the operators who pass in and out of the limited space on site in real time. The safety quality and the control range of the limited space operation site can be effectively improved, the accident rate is greatly reduced, and the power supply reliability is effectively improved.
The limited space operator access control device provided by the embodiment of the invention can be used for inputting the photo information of the operator in the central processing unit in advance, is convenient for auditing and confirmation, and avoids the problem that the actual operator and the approval operator come in and go out in the day in advance; the personnel identification, counting, analysis, alarm and the like are integrated in a central processing unit, so that the field installation and debugging of workers are facilitated, and the equipment installation can adapt to various limited space field environments.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is an installation schematic view of a limited space operator access control device according to an embodiment of the present invention;
fig. 2 is a system block diagram of a limited space operator access control device according to an embodiment of the present invention.
In the figure: 1-entrance, 2-limited space fence, 3-counting camera, 41-first face recognition camera, 42-second face recognition camera, 5-fence opening, 6-display, 7-alarm, 8-memory, 9-central processing unit.
Detailed Description
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
The following detailed description is exemplary in nature and is intended to provide further details of the invention. Unless otherwise defined, all technical terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the invention.
The embodiment of the invention provides a limited space operation personnel access control device, which can identify, count, alarm abnormity and the like of field personnel, can effectively improve the safety quality and the control range of the limited space operation field, greatly reduces the accident rate and effectively improves the power supply reliability.
As shown in fig. 1 and 2, an ingress and egress management and control apparatus for a limited space worker includes: the device comprises a counting camera 3, a face recognition camera, a central processing unit 9, a display 6, an alarm (7) and a memory (8); the central processor 9 is respectively connected with the counting camera 3, the face recognition camera, the display 6, the alarm (7) and the memory (8) in a wired connection mode; the display 6, the memory 8 and the central processing unit 9 are arranged outside the limited space fence 2, and the central processing unit 9 is connected with the counting camera 3 and the face recognition camera through network cables. The counting camera 3 and the face recognition camera can both cover the entrance and exit positions of the limited space. The central processing unit adopts an NVR + GPU mode.
The central processing unit 9 stores face information of workers; a limited space fence 2 is arranged around the entrance and exit 1 of the limited space, and a fence opening 5 is arranged on the limited space fence 2; the counting camera 3 is used for counting the number of people entering and exiting the limited space; the face recognition camera is used for capturing face information of people who enter and exit limited space, comparing the face information with face information of workers stored in the central processing unit 9, and sending a comparison result to the central processing unit 9; the central processing unit 9 is used for displaying the comparison result of the face recognition camera and the number of the people entering and exiting the limited space counted by the counting camera 3 to the display 6.
When the face recognition camera judges that the matching degree of the face information of the person entering the limited space and the face information of the worker stored in the central processing unit 9 is lower than a certain threshold value, the central processing unit 9 controls the alarm 7 to give an alarm. The alarm 7 is a sound alarm or a flash alarm. The memory 8 is connected with the central processing unit 9 and used for storing alarm information.
Face identification camera includes first face identification camera 41 and second face identification camera 42, the entrance at finite space is installed to first face identification camera 41, second face identification camera 42, count camera 3 are equallyd divide and are installed respectively finite space rail 2 department. The mounting positions of the counting camera 3 and the second face recognition camera 42 are 2-5 meters away from one side of the opening of the fence. The installation position of the first face recognition camera 41 is 12-5 meters away from the entrance and exit of the limited space.
When the intelligent counting and alarming device is used specifically, the face information of workers in a related limited space is input into the central processing unit in advance, the counting camera 3 and the face recognition camera are placed at corresponding positions and adjusted in height before work, and it is determined that the counting camera 3 and the face recognition camera are normally connected with the central processing unit 9 and the alarming is normal. When the staff enters the limited space, the second face recognition camera 42 mainly carries out recognition and inspection on the staff, and the counting camera 3 counts the entering staff; when the staff leaves the limited space, the first face recognition camera 41 mainly recognizes and checks the staff, and the counting camera 3 counts the number of the people coming out and compares and displays the number of the people coming in. If the person who gets into or come out is checked through the face recognition camera and is not passed through, the alarm can be triggered to remind field management personnel, the situations can be stored in the field memory 8, if the work of the limited space is finished, the field management personnel can check the counting comparison of the workers in the limited space on the display screen 6, if the number is unequal, the workers which do not come out in the limited space can be found in time, and the danger is avoided.
It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or equivalence to the invention are intended to be embraced therein.
Claims (10)
1. The utility model provides a limited space operation personnel business turn over management and control device which characterized in that includes: the device comprises a counting camera (3), a face recognition camera, a central processing unit (9) and a display (6); the central processing unit (9) is respectively connected with the counting camera (3), the face recognition camera and the display (6); the central processing unit (9) stores face information of workers;
a limited space fence (2) is arranged around the entrance (1) of the limited space, and a fence opening (5) is arranged at one side of the limited space fence (2);
the counting camera (3) is used for counting the number of people entering and exiting the limited space and sending counting information to the central processing unit (9);
the face recognition camera is used for capturing face information of people who enter and exit limited space, comparing the face information with face information of workers stored in the central processing unit (9), and sending a comparison result to the central processing unit (9);
the central processing unit (9) is used for displaying the comparison result of the face recognition camera and the number of the personnel entering and exiting the limited space counted by the counting camera (3) to the display (6).
2. The limited space worker access control device according to claim 1, further comprising an alarm (7), wherein the alarm (7) is connected to the central processor (9); when the face recognition camera judges that the matching degree of the face information of the person entering the limited space and the face information of the worker stored in the central processing unit (9) is lower than a certain threshold value, the central processing unit (9) controls the alarm (7) to give an alarm.
3. The limited space operator access control device according to claim 2, wherein the alarm (7) is an audible alarm.
4. The limited space operator access control device according to claim 2, wherein the alarm (7) is a flashing alarm.
5. The limited space worker access control device according to claim 2, further comprising a memory (8), wherein the memory (8) is placed outside the limited space fence (2), and the memory (8) is connected with the central processor (9) through a wired connection mode and used for storing alarm information.
6. The limited space worker access control device according to claim 1, wherein the central processor (9) is connected to the counting camera (3), the face recognition camera, the display (6) and the alarm (7) respectively in a wired connection manner.
7. The limited space worker access control device according to claim 1, wherein the display (6) and the central processing unit (9) are disposed outside the limited space fence (2), and the central processing unit (9) is connected to the counting camera (3) and the face recognition camera through network cables.
8. The limited space operator access control device according to claim 1, wherein the face recognition cameras comprise a first face recognition camera (41) and a second face recognition camera (42), the first face recognition camera (41) is installed at an entrance of the limited space, and the second face recognition camera (42) and the counting camera (3) are respectively installed outside the limited space fence (2).
9. The limited space worker access control device according to claim 8, wherein the installation positions of the counting camera (3) and the second face recognition camera (42) are 2-5 m away from one side of the fence opening (5).
10. The limited space operator entrance and exit management and control device according to claim 8, wherein the first face recognition camera (41) is installed 2 to 5 meters away from the limited space entrance (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010925488.4A CN112073689A (en) | 2020-09-03 | 2020-09-03 | Limited space operation personnel business turn over management and control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010925488.4A CN112073689A (en) | 2020-09-03 | 2020-09-03 | Limited space operation personnel business turn over management and control device |
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| CN112073689A true CN112073689A (en) | 2020-12-11 |
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| CN202010925488.4A Pending CN112073689A (en) | 2020-09-03 | 2020-09-03 | Limited space operation personnel business turn over management and control device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112885013A (en) * | 2021-01-13 | 2021-06-01 | 三一专用汽车有限责任公司 | Monitoring and early warning method and device and readable storage medium |
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Application publication date: 20201211 |
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| RJ01 | Rejection of invention patent application after publication |