CN212754463U

CN212754463U - Underground positioning safety helmet equipment for coal mine and underground personnel positioning device

Info

Publication number: CN212754463U
Application number: CN202021468013.9U
Authority: CN
Inventors: 刘晓阳; 郑昊琳
Original assignee: China University of Mining and Technology Beijing CUMTB
Current assignee: China University of Mining and Technology Beijing CUMTB
Priority date: 2020-07-23
Filing date: 2020-07-23
Publication date: 2021-03-23
Anticipated expiration: 2030-07-23

Abstract

The utility model discloses a be used for colliery location safety helmet equipment and personnel positioner in pit in the mine communication and the safety in production field, this location safety helmet equipment includes safety helmet, orientation module, explosion-proof shell, serial number mark region, miner's lamp. The positioning safety helmet device is based on the characteristic of autonomous positioning of the inertial sensor, the underground worker positioning initial reference coordinate is provided by the underground existing camera, the inertial sensor obtains the relative position coordinate of each underground worker, the underground workers are tracked by the underground managers in real time and reasonably scheduled and arranged, the production of the underground super-determinants of the coal mine is avoided, the underground managers can command the underground managers to evacuate or avoid risks nearby according to the positions of the workers in a simple and efficient alarm mode when the underground dangers occur, and the safety of the underground workers is guaranteed.

Description

Underground positioning safety helmet equipment for coal mine and underground personnel positioning device

Technical Field

The utility model belongs to mine communication and safety in production field relate to a location safety helmet equipment for colliery is pit.

Background

The coal mining industry has high risk coefficient, and coal mine accidents such as gas explosion, roof board, water permeability, rock burst, carbon monoxide poisoning, fire, coal dust explosion and the like occur in the coal mining process, so the coal mine safety production becomes the central importance of the coal mining industry. The development of the coal mine underground positioning technology is the basis of coal mine safety production, so that the research on the coal mine underground positioning technology has very important theoretical and practical significance for realizing coal safety mining.

The positioning of the underground personnel of the coal mine is an important guarantee for avoiding the production of the underground super-decider of the coal mine, the management of the underground operation personnel of the coal mine, emergency rescue of accidents and the like. Among many methods for positioning underground targets, positioning methods based on ranging are susceptible to roadway environments, and positioning accuracy is limited due to objective conditions such as roadway sections, bending and supporting, and error factors such as timing errors and synchronous time delay.

In addition, in the existing positioning device for underground coal mine personnel, the position of the underground worker cannot be tracked in real time by the underground manager, and the underground coal mine personnel cannot be produced in a reasonable scheduling manner.

SUMMERY OF THE UTILITY MODEL

The utility model provides a be used for colliery location safety helmet equipment and personnel positioner in pit in the pit solves among the prior art to the positioning accuracy low of personnel's location in the pit to and cause the colliery problem of surpassing the person's production of deciding in the pit easily.

The utility model discloses a solve the technical scheme that its technical problem adopted and be:

the utility model discloses a first aspect provides a location safety helmet equipment for colliery is in pit, including the safety helmet, the safety helmet is worn by the staff in the pit, location safety helmet equipment still includes the location module that is used for sending personnel position information in the pit to the pit, the location module install in the top of safety helmet, the location module includes the inertial sensor who is used for confirming personnel position information in the pit;

the safety helmet is characterized in that a number marking area is arranged in the middle of the safety helmet along the periphery, and the number marking area is marked with a safety helmet number and used for determining a monitoring target.

Positioning safety helmet equipment for coal mine utilizes camera that has equipped in the pit to provide personnel reference coordinate in the pit based on inertial sensor's characteristics of independently fixing a position, but makes every staff position in the pit of the real-time supervision of aboveground control managers.

The utility model discloses the second aspect provides a personnel positioner in pit, include along the camera of tunnel wall installation in the pit and if the utility model discloses the first aspect location safety helmet equipment, the signal output part of camera with the inertial sensor's of location safety helmet equipment signal input part connects.

The utility model discloses the beneficial effect who reaches: the utility model discloses utilize inertial sensor to obtain staff position information in the pit, inertial sensor installs on the safety helmet, and convenient to carry, and a alone cap presses the cap serial number, does benefit to the supervisor in the pit and trails staff position coordinate in the pit in real time and the scheduling arrangement of rationalization, avoids the colliery super decider production in the pit to take place.

When danger occurs underground, the underground personnel can be commanded to evacuate or nearby evacuate by the underground management personnel in a simple and efficient alarm mode according to the positions of the personnel, and safety of the underground personnel is guaranteed.

And the utility model discloses a set up inertial sensor and confirm personnel positional information in the pit, increase positioning accuracy, reduce the error.

Drawings

Fig. 1 is a schematic structural view of a positioning safety helmet device according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a positioning module according to an embodiment of the present invention.

Fig. 3 is a schematic view of a fluorescent light reflecting film according to an embodiment of the present invention.

In the figure, a 101-position positioning module, 102 is a mining explosion-proof shell, 103 is a numbered marking area, 104 is a mining lamp and 105 is a safety helmet.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Example 1:

the embodiment of the utility model provides a be used for colliery location safety helmet equipment in pit, as shown in fig. 1, including safety helmet 105, safety helmet 105 is worn by the staff in the pit, location safety helmet equipment still includes location module 101, location module 101 install in the top of safety helmet 105, location module 101 includes the inertial sensor who is used for confirming staff's position information in the pit;

the safety helmet is characterized in that a number marking area 103 is arranged in the middle of the safety helmet along the periphery, and the number marking area 103 is marked with a safety helmet number and used for determining a monitoring target.

A plurality of cameras are assembled along the wall of a roadway under a coal mine, and the position coordinate of each camera is fixed. The camera can shoot video images containing the safety helmet number, the position coordinates of the camera shot to correspond to the safety helmet number serve as the reference position corresponding to the underground workers, and the inertial sensor can determine the relative position of the underground workers according to the reference position coordinates.

The inertial sensor of the present embodiment uses a 6-degree-of-freedom inertial sensor of ADI, ADIs16365, which incorporates a three-axis gyroscope and a three-axis accelerometer. The inertial sensor can determine the relative position information of the underground workers, and the real-time relative position information of the underground workers is sent to the underground management monitoring equipment through the mine switch, so that the underground monitoring management personnel can monitor the position information of each underground worker in real time.

Optionally, a mine explosion-proof housing 102 is further included, and the positioning module is located in the mine explosion-proof housing.

Through setting up explosion-proof housing, can protect the orientation module, make inertial sensor still can send position information to the well under the emergency.

Optionally, an alarm is further arranged in the mining explosion-proof shell, a high-transparency window is formed in the mining explosion-proof shell, and the high-transparency window is aligned with the alarm.

The alarm of this embodiment is audible and visual annunciator, including bee calling organ and LED lamp, is controlled by the aboveground control managers, when confirming that personnel in the pit get into the danger area, carries out single audible alarm, reminds personnel in the pit to keep away from this area, when taking place danger in the pit, carries out the reputation and reports to the police simultaneously, reminds personnel in the pit to promptly withdraw or keep away the danger.

Optionally, the number marking region is provided with a fluorescent reflective film, and the safety helmet number is marked on the fluorescent reflective film.

In this embodiment, the number of the safety helmet may be 3-4 digits, as shown in fig. 3, may be 1234, and the number of the safety helmet may be continuously marked along the fluorescent reflective film, as shown in fig. 3, which may be marked for 4 times in this embodiment.

The number of the safety helmet is consistent with the number of the personnel arranged in the positioning node, so that the underground camera can determine the monitoring target conveniently.

Optionally, the embodiment further includes a miner lamp 104, where the miner lamp 104 is located at the front side of the safety helmet, and the miner lamp is provided with an independent switch.

Through setting up the miner's lamp, make things convenient for down-hole staff to carry out on-off control, can provide the illumination for down-hole staff in dim area.

Optionally, as shown in fig. 2, the positioning module of this embodiment further includes a processor, a memory, and a power supply. The processor uses a CC2538 chip from TI for controlling the normal operation of the memory, audible and visual alarms and inertial sensors and the transmission and reception of wireless signals.

The inertial sensor sends the determined personnel position information to the aboveground monitoring management equipment through the processor, so that the aboveground monitoring management personnel can monitor the position of each underground worker in real time.

The memory is used for storing the number of the underground personnel, and the number of the underground personnel is consistent with the number of the safety helmet marked in the number marking area on the safety helmet.

The power supply is used for providing working power supply for the memory, the processor and the inertial sensor.

The utility model discloses utilize inertial sensor to obtain staff position information in the pit, inertial sensor installs on the safety helmet, and convenient to carry, and a alone cap presses the cap serial number, does benefit to the supervisor in the pit and trails staff position coordinate in the pit in real time and the scheduling arrangement of rationalization, avoids the colliery super decider production in the pit to take place.

In addition, the embodiment is based on the characteristic of autonomous positioning of the inertial sensor, and provides reference coordinates for underground workers by using the underground equipped camera, so that the inertial sensor can determine the relative position coordinates of the underground workers, and therefore, the underground monitoring manager can conveniently monitor the position information of each underground worker in real time.

Example 2:

this embodiment provides a personnel positioner in pit, include along the camera of tunnel wall installation in the pit and the embodiment of the utility model provides a location safety helmet equipment, the signal output part of camera with the inertial sensor's of location safety helmet equipment signal input part is connected.

For the specific structure and operation principle of the positioning helmet device, please refer to embodiment 1, which is not described herein again.

In light of the foregoing description of the preferred embodiments according to the present application, it is to be understood that various changes and modifications may be made without departing from the spirit and scope of the invention. The technical scope of the present application is not limited to the contents of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a location safety helmet equipment for colliery is in pit, includes the safety helmet, the safety helmet is worn by the staff in the pit, its characterized in that:

the positioning safety cap equipment further comprises a positioning module used for sending underground personnel position information to the ground, the positioning module is installed at the top of the safety cap, and the positioning module comprises an inertial sensor used for determining the relative position information of underground workers;

2. The underground coal mine positioning safety cap device as recited in claim 1, wherein: the positioning module is positioned in the mining explosion-proof shell.

3. The underground coal mine positioning safety cap device as recited in claim 2, wherein: the mine explosion-proof shell is internally provided with an alarm, and is provided with a high-transparency window which is aligned with the alarm.

4. The underground coal mine positioning safety cap device as recited in claim 3, wherein: the alarm is an audible and visual alarm and comprises a buzzer and an LED lamp.

5. The underground coal mine positioning safety cap device as recited in claim 1, wherein: the safety helmet is characterized by further comprising a miner lamp, wherein the miner lamp is located on the front side of the safety helmet and is provided with an independent switch.

6. The underground coal mine positioning safety cap device as recited in claim 1, wherein: the number marking area is provided with a fluorescent light-reflecting film, and the safety helmet number is marked on the fluorescent light-reflecting film.

7. A downhole personnel positioning apparatus comprising a camera mounted along a wall of a downhole roadway and a positioning helmet apparatus as claimed in any one of claims 1 to 6, a signal output of the camera being connected to a signal input of an inertial sensor of the positioning helmet apparatus.