There is described a system for sending, via a communication network, data originating from a monitoring of equipment in a network-inaccessible location. The system comprises a first interface device to be operated in a network-inaccessible location and comprising: sensors for monitoring a first equipment; a processor connected to the sensors for generating a data packet from the monitoring; and a local input/output (I/O) device for sending the data packet. The system further comprises a second interface device, to be displaced from the network-inaccessible location to a network-accessible location, comprising a local I/O device for receiving the data packet from the first interface device; and a network-connected I/O device to deliver the data packet via the communication network.

The present invention refers to a human interface operating device of an underground mining machine, comprising a rotatably and axially actuatable control element for controlling functions of the underground mining machine,

A tunnel operation robot includes a robot body, a walking module, a fixed wing module and a plurality of rotatable wing modules. Both sides of the robot body are provided with cantilever parts, which are collinearly arranged. The walking module is arranged on the robot body. The fixed wing module includes a fixed fan, is fixedly arranged on the robot body, and is configured to provide a pressure for the walking module to be attached to and pressed against the tunnel wall surface. The plurality of rotatable wing modules are respectively arranged on the cantilever parts on both sides of the robot body, and include a rotatable rotating fan and a wind direction adjustment driver. Each rotating fan has a rotation axis parallel to the cantilever parts and an air outlet direction perpendicular to the cantilever parts, and the wind direction adjustment driver is connected to the rotating fan.

The present application comprises a system for controlling a plurality of autonomous vehicles on a mine site, the system comprising: a centralized platform configured to store an inventory list of vehicles travelling on the mine site and comprising a first communication interface configured to communicate missions to the vehicles; a plurality of autonomous vehicles, the autonomous vehicles comprising: a first communication interface configured to wirelessly communicate with the centralized platform for receiving a predetermined mission, a trajectory control system configured to autonomously control the autonomous vehicle according to the predetermined mission; and at least one portable device, the portable device comprising a second communication interface configured to wirelessly communicate with a second communication interface of the plurality of vehicles from the mine site.

The present application comprises a system for controlling a plurality of autonomous vehicles on a mine site, the system comprising: a centralized platform configured to store an inventory list of vehicles travelling on the mine site and comprising a first communication interface configured to communicate missions to the vehicles; a plurality of autonomous vehicles, the autonomous vehicles comprising: a first communication interface configured to wirelessly communicate with the centralized platform for receiving a predetermined mission, a trajectory control system configured to autonomously control the autonomous vehicle according to the predetermined mission; and at least one portable device, the portable device comprising a second communication interface configured to wirelessly communicate with a second communication interface of the plurality of vehicles from the mine site.

The present invention discloses an apparatus and method for patrol-inspection of a rigid cage channel. The patrol-inspection apparatus comprises a moving member, a transmission member, a driving member, a guide member, and a housing on a main bottom plate. The driving member comprises a tilt sensor and a pressure sensor connected to a microcontroller, the microcontroller is connected to a driver, the driver is connected to a brushless DC motor, and an output shaft of the brushless DC motor is provided with an optical encoder connected to the driver; The moving member comprises a driving output shaft and a driven output shaft, wheel flanges on the driving output shaft and the driven output shaft are each connected with a wheel hub, a permanent magnet is provided in the wheel hub, and a rubber skin is provided on the outer side of the wheel hub; The transmission member comprises a worm connected with the output shaft of the brushless DC motor, a worm wheel on the driving output shaft and meshed with the worm, timing pulleys on the driving output shaft and the driven output shaft, and a timing belt wound on the timing pulleys. The guide member comprises a guide wheel. The present invention increases inspection speed of the rigid cage channel and improves indirectly the production efficiency of the coal mine enterprise.

There is described a system for sending, via a communication network, data originating from a monitoring of equipment in a network-inaccessible location. The system comprises a first interface device to be operated in a network-inaccessible location and comprising: sensors for monitoring a first equipment; a processor connected to the sensors for generating a data packet from the monitoring; and a local input/output (I/O) device for sending the data packet. The system further comprises a second interface device, to be displaced from the network-inaccessible location to a network-accessible location, comprising a local I/O device for receiving the data packet from the first interface device; and a network-connected I/O device to deliver the data packet via the communication network.

There is described a system for sending, via a communication network, data originating from a monitoring of equipment in a network-inaccessible location. The system comprises a first interface device to be operated in a network-inaccessible location and comprising: sensors for monitoring a first equipment; a processor connected to the sensors for generating a data packet from the monitoring; and a local input/output (I/O) device for sending the data packet. The system further comprises a second interface device, to be displaced from the network-inaccessible location to a network-accessible location, comprising a local I/O device for receiving the data packet from the first interface device; and a network-connected I/O device to deliver the data packet via the communication network.

Provided are a dynamically self-balancing pressurized borehole sealing apparatus and a method thereof for coal seam gas pressure measurement, wherein the dynamically self-balancing pressurized borehole sealing apparatus for coal seam gas pressure measurement comprises a pressure measuring tube arranged in a borehole, one end of the pressure measuring tube is provided with a pressure measuring unit for measuring a gas pressure, the pressure measuring tube is surrounded and wrapped with an expansion airbag, the pressure measuring tube is provided with a pressure introducing hole communicating with the expansion airbag, both sides of the expansion airbag on the pressure measuring tube are surrounded and wrapped with a front borehole sealing airbag and a rear borehole sealing airbag respectively, a gel injection chamber is reserved between the three of the front borehole sealing airbag, the rear borehole sealing airbag and the expansion airbag and an inner side of the borehole, the gel injection chamber is filled with a sealing gel body, the front borehole sealing airbag and the rear borehole sealing airbag are connected to an inflating unit outside the borehole through an inflating pipe, and the gel injection chamber is connected to a gel injecting unit outside the borehole through a gel injection pipe. The present disclosure has the following benefits: a coal seam borehole sealing effect of coal seam gas pressure measurement is effectively improved and the coal seam gas pressure can be measured accurately.

Provided are a dynamically self-balancing pressurized borehole sealing apparatus and a method thereof for coal seam gas pressure measurement, wherein the dynamically self-balancing pressurized borehole sealing apparatus for coal seam gas pressure measurement comprises a pressure measuring tube arranged in a borehole, one end of the pressure measuring tube is provided with a pressure measuring unit for measuring a gas pressure, the pressure measuring tube is surrounded and wrapped with an expansion airbag, the pressure measuring tube is provided with a pressure introducing hole communicating with the expansion airbag, both sides of the expansion airbag on the pressure measuring tube are surrounded and wrapped with a front borehole sealing airbag and a rear borehole sealing airbag respectively, a gel injection chamber is reserved between the three of the front borehole sealing airbag, the rear borehole sealing airbag and the expansion airbag and an inner side of the borehole, the gel injection chamber is filled with a sealing gel body, the front borehole sealing airbag and the rear borehole sealing airbag are connected to an inflating unit outside the borehole through an inflating pipe, and the gel injection chamber is connected to a gel injecting unit outside the borehole through a gel injection pipe. The present disclosure has the following benefits: a coal seam borehole sealing effect of coal seam gas pressure measurement is effectively improved and the coal seam gas pressure can be measured accurately.