CN112135093A - Positioning auxiliary system under explosive gas atmosphere - Google Patents
Positioning auxiliary system under explosive gas atmosphere Download PDFInfo
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- CN112135093A CN112135093A CN202010916752.8A CN202010916752A CN112135093A CN 112135093 A CN112135093 A CN 112135093A CN 202010916752 A CN202010916752 A CN 202010916752A CN 112135093 A CN112135093 A CN 112135093A
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- China
- Prior art keywords
- positioning
- personnel
- underground
- intrinsic safety
- explosive gas
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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
- H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/005—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 with correlation of navigation data from several sources, e.g. map or contour matching
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/42—Loop networks
Abstract
The invention discloses a positioning auxiliary system under an explosive gas environment, which comprises: the number of the exchangers is more than 1, and the exchangers are distributed on the ground and underground; the Ethernet ring network is connected with a plurality of switches; the server is connected with the exchanger positioned on the ground and is externally connected with the client; the explosion-proof servers are more than one, are positioned underground, are respectively connected with the different underground exchangers and are externally connected with a characteristic database; the high-definition intrinsic safety cameras are more than one and are positioned underground and are respectively connected with different explosion-proof servers; the high-definition intrinsic safety camera has the functions of face recognition, action recognition and position information recognition so as to distinguish and record the identity, the number and the position information of personnel; personnel positioning system, with be located in the pit the switch is connected and is included high intrinsic safety camera. The invention can realize accurate personnel positioning and personnel action management.
Description
Technical Field
The invention relates to the technical field of positioning systems, in particular to a positioning auxiliary system, and particularly relates to a positioning auxiliary system in an explosive gas environment.
Background
The underground positioning and dynamic monitoring system for mine operators is based on modern radio coding communication technology, applies signaling technology and wireless transmitting and receiving technology in modern radio communication technology, and combines popular data communication, data processing, graphic display software and other technologies. The system can timely and accurately reflect the conditions of personnel and mobile equipment in each underground area to the ground computer system, so that managers can master the total number and distribution conditions of the personnel and the mobile equipment in the underground area at any time; the system can track the situation of the cadre going into the well with shift, the time of each miner entering the well, the time of each miner leaving the well and the movement track, so that enterprises can conveniently carry out more reasonable scheduling and management.
The existing coal mine personnel positioning system realizes underground personnel positioning of a mine by combining ZIGBEE \ RFID \ UWB \ WI-FI and other technologies and a three-dimensional GIS, wherein the positioning system applying the UWB technology has the highest precision and can reach the decimeter level. The personnel positioning system is bound with personnel by adopting a label, and the base station realizes the positioning of the personnel by monitoring the label worn by the personnel.
However, in the process of implementing the technical solution in the prior art, the applicant finds that the following technical problems exist in the technical solution in the prior art:
the original personnel positioning system has some defects in the application process, firstly, because the traditional personnel positioning system adopts labels to bind with personnel, and the base station realizes the positioning of the personnel by monitoring the labels worn by the personnel, but in the actual production application, the situations that one person carries a plurality of labels, the labels are exchanged, the labels are discarded, and the like occur sometimes, which causes the monitored data of the system not to accord with the actual situation, lacks the verification means, and has larger potential safety hazard; secondly, although some systems identify the abnormal state of personnel by means of adding an inclination angle sensor, an acceleration sensor and the like on the label, the practical application effect is poor, the detection precision is low, and the false alarm is serious; meanwhile, with the advance of intelligent production of mines, the single positioning function of the original system can not meet the requirements of mine owners on safe production, the owners urgently want to know where, not, what, and whether the practice meets the safe production standard, and the original personnel positioning system can not meet the newly-increased requirements of mine safety informatization.
Disclosure of Invention
The invention aims to provide a positioning auxiliary system in an explosive gas environment, solves the technical problems that a coal mine personnel positioning system is not accurate in positioning and cannot realize action supervision in the prior art, and achieves the technical effects of improving positioning accuracy and realizing personnel action supervision.
In order to solve the technical problems, the technical scheme of the invention is as follows:
a position assist system in an explosive gas environment, comprising:
the number of the exchangers is more than 1, and the exchangers are distributed on the ground and underground;
the Ethernet ring network is connected with a plurality of switches;
the server is connected with the exchanger positioned on the ground and is externally connected with the client;
the explosion-proof servers are more than one, are positioned underground, are respectively connected with the different underground exchangers and are externally connected with a characteristic database;
the high-definition intrinsic safety cameras are more than one and are positioned underground and are respectively connected with different explosion-proof servers; the high-definition intrinsic safety camera has the functions of face recognition, action recognition and position information recognition so as to distinguish and record the identity, the number and the position information of the personnel;
personnel positioning system, with be located in the pit the switch is connected and is included high intrinsic safety camera.
Preferably, the system also comprises a plurality of high-definition intrinsic safety wireless cameras; the explosion-proof server is located underground and is respectively connected with different explosion-proof servers in a wireless connection mode.
Preferably, the wireless connection mode is Wifi.
Preferably, the personnel location system employs UWB location.
More preferably, the person positioning system employs video positioning.
Particularly preferably, the people positioning system uses UWB positioning and video positioning.
Preferably, an ultra-high-definition intrinsic safety camera with 1600 ten thousand pixels and an ultra-high-definition intrinsic safety wireless camera can be adopted.
More preferably, the client is distributed at the surface and in the downhole, and can also comprise a mobile client.
One or more technical solutions provided by the present application have at least the following technical effects or advantages:
according to the technical scheme, the switches which are distributed on the ground and underground and connected through the Ethernet ring network are adopted, meanwhile, the switches are connected with the servers which are externally connected with the client side and the explosion-proof servers which are connected and located underground, and on the basis, the personnel positioning system comprising the high-definition intrinsic safety cameras which are connected with the explosion-proof servers is combined, wherein the number of the high-definition intrinsic safety cameras exceeds one, and a series of technical means with functions of face recognition, action recognition, position information recognition and the like are provided, so that the identity information, the position information and the action of underground operators can be recognized and recorded and compared with the hand information carried by the underground operators through the database, and when the hand information of the operators and the information after the face recognition or/and the specific actions of the operators are found to be deviated from the preset actions after the comparison with the database, early warning prompt can be achieved. The technical problems that a positioning system in the prior art is inaccurate in positioning and cannot realize action supervision are effectively solved, and the technical effects that the positioning accuracy is improved and the personnel action supervision is realized are further realized.
Drawings
FIG. 1 is a block diagram of the system of the present invention;
FIG. 2 is a system flow diagram of the present invention;
FIG. 3 is a system fusion diagram of the present invention.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
The technical scheme of this application embodiment is through providing a location auxiliary system under explosive gas atmosphere, the problem of positioning system location inaccurate and can't realize the action supervision among the prior art has been solved, adopt the switch that distributes in more than 1 above the ground and underground and connect through the ethernet looped netowrk, and simultaneously, the switch is connected and is located the explosion-proof server in the pit with the external server of customer end and connection, combine the personnel positioning system who includes the high definition intrinsic safety camera of being connected with explosion-proof server on this basis, wherein, the quantity of high definition intrinsic safety camera surpasss one and possesses face identification, realized improving the beneficial effect that the location precision just realized personnel moved the supervision under a series of technical means such as action identification and position information recognition function.
The general idea of the embodiment of the invention for solving the technical problems is as follows:
the system adopts 1 or more switches which are distributed on the ground and underground and are connected through an Ethernet ring network, meanwhile, the switches are connected with a server which is externally connected with a client and an explosion-proof server which is connected with the explosion-proof server, and on the basis, a personnel positioning system comprising high-definition intrinsic safety cameras which are connected with the explosion-proof server is combined, wherein the number of the high-definition intrinsic safety cameras exceeds one and has a series of technical means of face recognition, action recognition, position information recognition and the like, so that the identity information, the position information and the action of underground operators can be recognized and recorded and compared with the hand information carried by the underground operators through a database, and when the hand information of the operators and the information after the face recognition or/and the specific action of the operators are found to be deviated from the preset action after the comparison with the database, the early warning prompt can be realized.
In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.
Example 1
A positioning assistance system in an explosive gas environment, as shown in fig. 1, comprising:
the number of the exchangers is more than 1, and the exchangers are distributed on the ground and underground;
the Ethernet ring network is connected with a plurality of switches;
the server is connected with the exchanger positioned on the ground and is externally connected with the client;
the explosion-proof servers are more than one, are positioned underground, are respectively connected with the switches positioned at different underground places and are externally connected with the characteristic database;
the high-definition intrinsic safety cameras are more than one and are positioned underground and are respectively connected with different explosion-proof servers; the high-definition intrinsic safety camera has the functions of face recognition, action recognition and position information recognition so as to distinguish and record the identity, the number and the position information of personnel;
personnel positioning system is connected with the switch that is located in the pit and includes high intrinsic safety camera.
Specifically, the system also comprises a plurality of high-definition intrinsic safety wireless cameras; are positioned underground and are respectively connected with different explosion-proof servers in a wireless connection mode.
Specifically, the wireless connection mode is Wifi.
Specifically, the personnel positioning system adopts UWB positioning.
More specifically, the people positioning system employs video positioning.
Particularly, the personnel positioning system adopts UWB positioning and video positioning.
One or more technical solutions provided by the present application have at least the following technical effects or advantages:
in the technical scheme, more than 1 switch which is distributed on the ground and underground and is connected by the Ethernet ring network is adopted, meanwhile, the exchanger is connected with a server externally connected with the client and an explosion-proof server positioned underground, on the basis, a personnel positioning system comprising a high-intrinsic-safety camera connected with an explosion-proof server is combined, wherein, the number of the high-definition intrinsic safety cameras exceeds one and a series of technical means such as face recognition, action recognition and position information recognition are provided, so that as shown in fig. 2, the identity information, the position information and the behavior of the downhole operator can be identified and recorded and compared with the hand information carried by the downhole operator through a database, when the hand information of the personnel and the information after face recognition or/and the specific action of the personnel are found to have deviation from the preset action after being compared with the database, early warning prompt can be realized. The technical problems that a positioning system in the prior art is inaccurate in positioning and cannot realize action supervision are effectively solved, and the technical effects that the positioning accuracy is improved and the personnel action supervision is realized are further realized.
Example 2
A positioning assistance system in an explosive gas environment, as shown in fig. 1, comprising:
the number of the exchangers is more than 1, and the exchangers are distributed on the ground and underground;
the Ethernet ring network is connected with a plurality of switches;
the server is connected with the exchanger positioned on the ground and is externally connected with the client;
the explosion-proof servers are more than one, are positioned underground, are respectively connected with the switches positioned at different positions underground and are externally connected with the characteristic database;
the high-definition intrinsic safety cameras are more than one and are positioned underground and respectively connected with different explosion-proof servers; the high-definition intrinsic safety camera has the functions of face recognition, action recognition and position information recognition so as to distinguish and record the identity, the number and the position information of personnel;
personnel positioning system is connected with the switch that is located in the pit and includes high intrinsic safety camera.
Specifically, the system also comprises a plurality of high-definition intrinsic safety wireless cameras; are positioned underground and are respectively connected with different explosion-proof servers in a wireless connection mode.
Specifically, the wireless connection mode is Wifi.
Specifically, the personnel positioning system adopts UWB positioning.
More specifically, the people positioning system employs video positioning.
Particularly, the personnel positioning system adopts UWB positioning and video positioning.
Specifically, an ultra high definition intrinsic safety camera with 1600 ten thousand pixels and an ultra high definition intrinsic safety wireless camera can be adopted.
More specifically, as shown in FIG. 3, the clients are distributed at the surface and downhole, and include mobile clients.
One or more technical solutions provided by the present application have at least the following technical effects or advantages:
in the technical scheme, more than 1 switch which is distributed on the ground and underground and is connected by the Ethernet ring network is adopted, meanwhile, the exchanger is connected with a server externally connected with the client and an explosion-proof server positioned underground, on the basis, a personnel positioning system comprising a high-intrinsic-safety camera connected with an explosion-proof server is combined, wherein, the number of the high-definition intrinsic safety cameras exceeds one and a series of technical means such as face recognition, action recognition and position information recognition are provided, so that as shown in fig. 2, the identity information, the position information and the behavior of the downhole operator can be identified and recorded and compared with the hand information carried by the downhole operator through a database, when the hand information of the personnel and the information after face recognition or/and the specific action of the personnel are found to have deviation from the preset action after being compared with the database, early warning prompt can be realized. The technical problems that a positioning system in the prior art is inaccurate in positioning and cannot realize action supervision are effectively solved, and the technical effects that the positioning accuracy is improved and the personnel action supervision is realized are further realized.
The technical scheme of the application is summarized as follows:
by combining the above embodiments, technologies such as ultra high definition camera technology, ethernet technology, explosion-proof technology, edge calculation and the like are adopted, and under the support of algorithms such as image recognition algorithm, face recognition algorithm and the like, a positioning auxiliary system based on video image recognition under an explosive gas environment is successfully developed. The system realizes new functions of multi-place personnel verification, personnel tracking, personnel abnormal state monitoring, work supervision and the like on the basis of the functions of the original personnel positioning system, and provides ideas for hardware systems required by video and image identification edge calculation under multiple working scenes of a coal mine.
The system hardware consists of:
the hardware is composed of an explosion-proof server, an ultra-high-definition intrinsic safety camera, an ultra-high-definition intrinsic safety wireless camera and related equipment.
The ultra-high-definition intrinsic safety camera and the ultra-high-definition intrinsic safety wireless camera both adopt intrinsic safety design, and pixels can reach 1600 ten thousand at most according to field requirements. The explosion-proof server adopts an innovative explosion-proof design, is configured to be far superior to the conventional explosion-proof computer, and moves the video and image processing process which is required to be carried out on the ground server in the past to the working site of a coal mine. Due to the hardware composition, the network resource which is nervous in a coal mine is greatly saved, the large-scale underground application of the ultra-high-definition camera becomes possible, the first hand data can be obtained at a working site, even the data can be used off line, and the real-time performance and the flexibility of the system are improved.
The system work flow is as follows:
as shown in fig. 2 and fig. 3, the system firstly places the feature database in the explosion-proof server, and calibrates the positions of the explosion-proof server and the high-definition camera, and the position information is stored in the ground server. After personnel enter the visual field of the ultra-high-definition intrinsic safety camera, the explosion-proof server identifies information such as personnel number and personnel posture through a video identification algorithm and transmits the information back to the ground server in real time, and the ground server performs personnel verification and position verification calculation by combining positioning information, equipment position information, GIS information and the like provided by a personnel positioning system and outputs the obtained result.
The main functions of the system are as follows:
1. a personnel verification function; personnel data are collected through the explosion-proof camera, and the personnel number and the position data are compared, so that the binding condition of a card holder and a positioning card is checked.
2. An abnormal state discovery alarm function; the abnormal state of the card holder in the lens is monitored in real time through the explosion-proof camera, and an alarm is given immediately (such as falling down).
3. A personnel working state monitoring function; whether personnel work in a working area is monitored in real time through an explosion-proof camera, and the situation of idling is generated.
4. An intrusion alarm function; the explosion-proof camera monitors the personnel condition in the area in real time, compares the personnel condition with the server data, finds personnel entering the monitoring area without holding the positioning card and immediately gives an alarm.
5. Displaying the three-dimensional GIS; the method comprises the functions of map generation, map drawing, display browsing, model building and the like.
6. Such as data processing, information management, rights management, hazardous area partitioning, alarm setting, etc.
7. The method can provide special function customization under various special working scenes of the underground coal mine, such as equipment state identification, equipment working process statistics, safety early warning and the like.
The video identification technology is adopted, the defects that the traditional coal mine personnel positioning system only knows where the coal mine personnel are blocked and does not know where the coal mine personnel are overcome, meanwhile, the abnormal behaviors and the working state of the personnel can be monitored, the function of the traditional coal mine personnel positioning system is greatly improved compared with that of the traditional coal mine personnel positioning system, and the traditional coal mine personnel positioning system is important to supplement and expand. The intelligent positioning system has great progress in performance compared with the prior art, meets the actual requirement of coal mine safety production, meets the direction of intelligent mine development, is an important supplement of the intellectualization of the personnel positioning system at the present stage, and has great significance. Meanwhile, the invention is also suitable for working scenes needing explosion-proof authentication, such as petroleum, chemical engineering and the like.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, and the scope of protection is still within the scope of the invention.
Claims (8)
1. A positioning auxiliary system under explosive gas atmosphere which is characterized in that: the method comprises the following steps:
the number of the exchangers is more than 1, and the exchangers are distributed on the ground and underground;
the Ethernet ring network is connected with a plurality of switches;
the server is connected with the exchanger positioned on the ground and is externally connected with the client;
the explosion-proof servers are more than one, are positioned underground, are respectively connected with the different underground exchangers and are externally connected with a characteristic database;
the high-definition intrinsic safety cameras are more than one and are positioned underground and are respectively connected with different explosion-proof servers; the high-definition intrinsic safety camera has the functions of face recognition, action recognition and position information recognition so as to distinguish and record the identity, the number and the position information of the personnel;
personnel positioning system, with be located in the pit the switch is connected and is included high intrinsic safety camera.
2. The explosive gas atmosphere positioning assistance system according to claim 1, wherein: the system also comprises a plurality of high-definition intrinsic safety wireless cameras; the explosion-proof server is located underground and is respectively connected with different explosion-proof servers in a wireless connection mode.
3. The explosive gas atmosphere positioning assistance system according to claim 2, wherein: the wireless connection mode is Wifi.
4. The explosive gas atmosphere positioning assistance system according to claim 1, wherein: the personnel positioning system adopts UWB positioning.
5. The explosive gas atmosphere positioning assistance system according to claim 1, wherein: the personnel positioning system adopts video positioning.
6. The explosive gas atmosphere positioning assistance system according to claim 1, wherein: the personnel positioning system adopts UWB positioning and video positioning.
7. The explosive gas atmosphere positioning assistance system according to claim 1, wherein: and an ultra-high-definition intrinsic safety camera with 1600 ten thousand pixels and ultra-high-definition intrinsic safety wireless camera shooting can also be adopted.
8. The explosive gas atmosphere positioning assistance system according to claim 1, wherein: the client is distributed on the surface and in the underground, and can also comprise a mobile client.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010916752.8A CN112135093A (en) | 2020-09-03 | 2020-09-03 | Positioning auxiliary system under explosive gas atmosphere |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010916752.8A CN112135093A (en) | 2020-09-03 | 2020-09-03 | Positioning auxiliary system under explosive gas atmosphere |
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| CN112135093A true CN112135093A (en) | 2020-12-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114187742A (en) * | 2021-11-03 | 2022-03-15 | 天地（常州）自动化股份有限公司 | Mine personnel falling early warning method based on 5G |
-
2020
- 2020-09-03 CN CN202010916752.8A patent/CN112135093A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114187742A (en) * | 2021-11-03 | 2022-03-15 | 天地（常州）自动化股份有限公司 | Mine personnel falling early warning method based on 5G |
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