CN212435946U - Fully mechanized coal mining face wireless communication transmission system - Google Patents
Fully mechanized coal mining face wireless communication transmission system Download PDFInfo
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- CN212435946U CN212435946U CN202021413860.5U CN202021413860U CN212435946U CN 212435946 U CN212435946 U CN 212435946U CN 202021413860 U CN202021413860 U CN 202021413860U CN 212435946 U CN212435946 U CN 212435946U
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Abstract
The utility model discloses a combine and adopt working face wireless communication transmission system, including Mesh wireless access point, coal-winning machine Mesh client, ordinary Wi-Fi client and network control center, Mesh wireless access point is connected to network control center, coal-winning machine Mesh client and ordinary Wi-Fi client are connected to Mesh wireless access point respectively, coal-winning machine Mesh client (Mesh client) is connected with network control center, network control center can take place data to all Mesh wireless access points and coal-winning machine Mesh clients, based on the wireless communication network of 2.4GHz or 5GHz frequency as the carrier, transmit data between each functional system with the mode of radio frequency electric wave signal, accomplish the real-time wireless transmission of data; the system solves the problems of troublesome wired data transmission, installation and wiring, difficult fault maintenance and the like between the underground fully mechanized coal mining face control equipment and each sensor in the prior art, and realizes the control system for carrying out wireless real-time data communication between the underground fully mechanized coal mining face control equipment and each sensor.
Description
Technical Field
The utility model relates to a be applied to and combine in the pit and adopt technical field particularly, relate to and combine to adopt working face wireless communication transmission system.
Background
In the process of the underground fully-mechanized mining face in the past, cables are adopted between the underground fully-mechanized mining face control equipment and each sensor for data transmission, and problems that the system is installed and wired too much, the cables are seriously damaged in the using process, the fault point is difficult to overhaul and the like often exist. Therefore, a new scheme for efficiently communicating data between the underground fully-mechanized mining face control equipment and each sensor in the process of completing the underground fully-mechanized mining face is urgently needed. With the development of wireless communication technology, wireless communication technology is increasingly used in various fields such as industrial control, communication, intelligent household appliances and the like, and wireless communication carriers have many implementation modes, such as bluetooth, ZigBee, Wi-Fi, mobile cellular network and the like. However, due to the particularity of the working environment of the underground fully mechanized mining face, wireless communication signals such as mobile phones cannot cover the areas, and therefore, a wireless communication control system which is well suitable for the sensors and the control equipment used on the spot of the underground fully mechanized mining face does not exist so far.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a combine and adopt working face wireless communication transmission system, it is to combining in the pit and adopting the working face in-process, combine in the pit to adopt the not enough of data real-time communication between working face controlgear and each sensor adoption cable transmission, solve in the past combine in the pit to adopt wired data transmission installation wiring between working face controlgear and each sensor vexed many, the trouble shooting difficulty scheduling problem, realize combining in the pit and adopt the control system who carries out wireless real-time data communication between working face controlgear and each sensor.
The embodiment of the utility model is realized like this:
the wireless communication transmission system for the fully mechanized coal mining face comprises a Mesh wireless access point, a coal mining machine Mesh client, a common Wi-Fi client and a network control center, wherein the Mesh wireless access point and the coal mining machine Mesh client are connected to the network control center, the common Wi-Fi client is connected to the Mesh wireless access point, and the network control center comprises: the system comprises an ARM data processor, a link communication state monitoring module, a Mesh client roaming controller, an L3 roaming controller, a Wi-Fi client monitoring module, a DHCP server, a first Ethernet communication module, a power supply and a state indicator lamp, wherein the first Ethernet communication module is electrically connected to the ARM data processor for data transmission, the link communication state detection module is connected to the ARM data processor and is respectively in communication connection with a Mesh wireless access point and a coal cutter Mesh client through the first Ethernet communication module so as to monitor the working states of the Mesh wireless access point and the coal cutter Mesh client, the coal cutter Mesh client roaming controller receives data through the communication connection with the link communication state detection module so as to determine the optimal line of the coal cutter Mesh client, and transmits the instruction of the optimal line to the coal cutter Mesh client through the first Ethernet communication module, the link communication state detection module, the Meshclient roaming controller, the L3 roaming controller, the Wi-Fi client monitoring module and the DHCP server are electrically connected to the ARM data processor respectively, the power supply is electrically connected to the ARM data processor and supplies power, and the state indicator lamp is electrically connected to the ARM data processor to display the working state.
The utility model discloses in the embodiment of preferred, above-mentioned Mesh wireless access point includes access point 2.4GHz radio frequency unit, access point 5GHz radio frequency unit, access point PA signal amplifier, access point LNA signal reception gain ware, access point WDS wireless bridge module, the wireless data processing transceiver unit of access point, second ethernet communication module and access point system power supply unit, access point 2.4GHz radio frequency unit and access point 5GHz radio frequency unit are connected with access point PA signal amplifier and access point LNA signal reception gain ware respectively, access point wireless data processing transceiver unit electricity is connected to access point 2.4GHz radio frequency unit and access point 5GHz radio frequency unit, second ethernet communication module electricity is connected to the wireless data processing transceiver unit of access point, access point system power supply unit electricity is connected to the wireless data processing transceiver unit of access point.
In the preferred embodiment of the present invention, the access point LNA signal receiving amplifier is communicatively connected to the first ethernet communication module and receives the wireless signal, the access point LNA signal receiving amplifier amplifies the wireless signal and transmits the amplified signal to the access point 2.4GHz rf unit and the access point 5GHz rf unit, the access point 2.4GHz rf unit and the access point 5GHz rf unit transmit the data to the access point wireless data processing transceiver unit for packaging, the data is transmitted back by the network control center to the access point wireless data processing and receiving unit through the first Ethernet communication module to be packaged, then transmitted to the access point 2.4GHz radio frequency unit or the access point 5GHz radio frequency unit through the access point wireless data processing and receiving unit, and finally transmitted out through the access point PA signal amplifier.
In the preferred embodiment of the present invention, the Mesh client of the coal mining machine comprises a 2.4GHz rf unit of the coal mining machine, a 5GHz rf unit of the coal mining machine, a PA signal amplifier of the coal mining machine, a LNA signal receiving gain device of the coal mining machine, a wireless data processing transceiver unit of the coal mining machine, a third ethernet communication module and a power supply unit of the coal mining machine system, the 2.4GHz rf unit of the coal mining machine and the 5GHz rf unit of the coal mining machine are respectively connected with the PA signal amplifier of the coal mining machine and the LNA signal receiving gain device of the coal mining machine, the wireless data processing transceiver unit of the coal mining machine is electrically connected to the 2.4GHz rf unit of the coal mining machine or the 5GHz rf unit of the coal mining machine, the third ethernet communication module is electrically.
In a preferred embodiment of the present invention, the data of the coal mining machine is transmitted to the wireless data processing transceiver unit of the coal mining machine through the third ethernet communication module, the data is transmitted to a 2.4GHz radio frequency unit or a 5GHz radio frequency unit of the coal mining machine after being packaged by a wireless data processing and receiving unit of the coal mining machine, and then the data is sent to a second Ethernet communication module of the Mesh wireless access point through a PA signal amplifier of the coal mining machine, the data is returned through an access point wireless data processing and receiving unit of the Mesh wireless access point, the wireless signals are received and amplified through an LNA signal receiving gain unit of the coal mining machine, the LNA signal receiving gain unit of the coal mining machine transmits the data to a 2.4GHz radio frequency unit of the coal mining machine and a 5GHz radio frequency unit of the coal mining machine, the 2.4GHz or 5GHz radio frequency unit of the coal mining machine transmits the data to the wireless data processing and receiving unit of the coal mining machine, and the data is packaged through the wireless data processing and receiving unit of the coal mining machine and then is sent to a.
In the preferred embodiment of the present invention, the above-mentioned ordinary Wi-Fi client includes ordinary 2.4GHz radio frequency unit, ordinary 5GHz radio frequency unit, ordinary wireless data processing transceiver unit and ordinary system power supply unit, and ordinary 2.4GHz and ordinary 5GHz radio frequency unit are connected to ordinary wireless data processing transceiver unit, and ordinary system power supply unit is electrically connected to ordinary wireless data processing transceiver unit in order to supply power.
The utility model discloses in the embodiment of preferred, the data of Mesh wireless access point are received to above-mentioned ordinary 2.4GHz or ordinary 5GHz radio frequency unit, and ordinary 2.4GHz or ordinary 5GHz radio frequency unit encapsulates data transfer to ordinary wireless data processing transceiver unit, and ordinary wireless data processing transceiver unit transmits data to coal-winning machine Mesh customer end through wireless network at last.
In the preferred embodiment of the present invention, the above-mentioned access point 2.4GHz rf unit, coal mining machine 2.4GHz rf unit and common 2.4GHz rf unit are based on 2.4GHz crystal resonator, and the access point 5GHz rf unit, coal mining machine 5GHz rf unit and common 5GHz rf unit are based on 5GHz crystal resonator.
In the preferred embodiment of the present invention, the above-mentioned access point wireless data processing transceiver unit, coal mining machine wireless data processing transceiver unit and common wireless data processing transceiver unit are power supplies provided by the battery or the socket on the circuit in the pit for the digital signal processor or the single chip microcomputer, the access point system power supply unit, the coal mining machine system power supply unit and the common system power supply unit.
The utility model has the advantages that:
the utility model discloses a network control center takes place data to all Mesh wireless access points and coal-winning machine Mesh customer end, and ordinary Wi-Fi customer end is through arbitrary Mesh wireless access point and network control center communication connection, carries out the real-time wireless transmission of data through the wireless data processing transceiver unit that Mesh wireless access point and coal-winning machine Mesh customer end configured respectively to transmit data between each functional system with the mode of radio frequency electric wave signal; the system removes data instability factors caused by noise interference introduced by cables in the using process, realizes the seamless roaming function of L3, solves the problem of data interruption caused by MeshaP switching in the moving process of the coal mining machine, perfects real-time communication of data, better transmits and communicates data in a wireless transmission mode, CAN be used as redundant backup of wired communication between controllers after the controllers realize wireless communication, and CAN also be used as a transmission channel of a sensor, voice communication and personnel positioning system, avoids the problems of complicated wiring of wired transmission and difficulty in fault maintenance, provides a set of wireless communication system, simultaneously, does not need to consider high cost for replacing the whole cable due to CAN communication cable faults after the coal mining machine realizes wireless communication, and greatly reduces the wiring and maintenance cost of a working face.
Drawings
To more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, and it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope.
FIG. 1 is the general structure schematic diagram of the wireless communication transmission system of the fully mechanized coal mining face
FIG. 2 is a schematic diagram of the network control center of the present invention
FIG. 3 is a schematic diagram of the structure of the Mesh wireless access point of the present invention
FIG. 4 is a schematic structural diagram of a Mesh client of the coal mining machine of the present invention
Fig. 5 is a schematic structural diagram of a general Wi-Fi client according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
First embodiment
Referring to fig. 1, the present embodiment provides a wireless communication transmission system for a fully mechanized coal mining face, which includes a Mesh wireless access point, a coal mining machine Mesh client, a common Wi-Fi client, and a network control center, where the Mesh wireless access point is connected to the network control center, the coal mining machine Mesh client and the common Wi-Fi client are respectively connected to the Mesh wireless access point, and the network control center includes: the system comprises an ARM data processor, a link communication state monitoring module, a Mesh client roaming controller, an L3 roaming controller, a Wi-Fi client monitoring module, a DHCP server, a first Ethernet communication module, a power supply and a state indicator lamp, wherein a Mesh wireless access point comprises an access point 2.4GHz radio frequency unit, an access point 5GHz radio frequency unit, an access point PA signal amplifier, an access point LNA signal receiving booster, an access point WDS wireless bridge module, an access point wireless data processing transceiver unit, a second Ethernet communication module and an access point system power supply unit, a coal mining machine Mesh client comprises a coal mining machine 2.4GHz radio frequency unit, a coal mining machine 5GHz radio frequency unit, a coal mining machine PA signal amplifier, a coal mining machine LNA signal receiving booster, a wireless data processing transceiver unit, a third Ethernet communication module and a coal mining machine system power supply unit, the common Wi-Fi client comprises a common 2.4GHz radio frequency unit, a common 5GHz radio frequency unit, a common wireless data processing receiving and transmitting unit and a common system power supply unit; the system solves the problem of real-time data communication between underground fully mechanized coal mining face equipment and the sensor, better performs data transmission and communication in a wireless transmission mode, avoids the problems of multiple wiring and difficult fault maintenance of wired transmission, and provides a set of wireless communication system.
The network control center (controller) of this embodiment is connected to a plurality of Mesh wireless access points (Mesh aps) respectively to form a topology structure, each Mesh wireless access point has a plurality of configurable ID addresses, a coal cutter Mesh client (Mesh client) is connected to the network control center, the network control center can generate data to all the Mesh wireless access points and the coal cutter Mesh clients, the coal cutter Mesh client and the Mesh wireless access points are bridged by WDS, a common Wi-Fi client (Wi-client) can be in communication connection with the network control center through any Mesh wireless access point, the network control center is responsible for switching of L3 seamless roaming, the Mesh wireless access points and the coal cutter Mesh clients are respectively provided with respective wireless data processing units which complete real-time wireless transmission of data, the wireless data processing unit is a wireless communication network based on 2.4GHz or 5GHz frequency as a carrier, data is transmitted between the functional systems in the form of radio frequency electrical wave signals.
The network control center (controller) is the central control system of the utility model, mainly realizes the processing and forwarding of data and the switching of L3 seamless roaming without collecting original data, and comprises an ARM data processor, a link communication state monitoring module, a Mesh client roaming controller, an L3 roaming controller, a Wi-Fi client monitoring module, a DHCP server, a first Ethernet communication module, a power supply and a state indicator lamp, wherein the first Ethernet communication module is electrically connected to the ARM data processor for data transmission, the link communication state detecting module is connected to the ARM data processor, the link communication state detecting module is respectively in communication connection with a Mesh wireless access point and a coal mining machine Mesh client through the first Ethernet communication module to monitor the working state of the Mesh wireless access point and the coal mining machine Mesh client, the coal mining machine Mesh client roaming controller receives data through being in communication connection with the link communication state detecting module, the link communication state detection module, the Mesh client roaming controller, the L3 roaming controller, the Wi-Fi client monitoring module and the DHCP server are respectively in data communication with the ARM data processor, the L3 roaming controller is responsible for butt joint of three-layer protocols to realize seamless roaming of the three-layer protocols, a power supply is electrically connected to the ARM data processor and supplies power, and a state indicator lamp is electrically connected to the ARM data processor to display the working state.
The Mesh wireless access point is a wireless covering unit, 1 to 255 nodes can be configured according to the length of a working face, the communication address of the Mesh wireless access point does not need to be manually set, the Mesh wireless access point can be automatically distributed when the Mesh wireless access point is networked with a network control center after the system is electrified, the Mesh wireless access point comprises an access point 2.4GHz radio frequency unit, an access point 5GHz radio frequency unit, an access point PA signal amplifier, an access point LNA signal receiving gain device, an access point WDS wireless bridging module, an access point wireless data processing transceiver unit, a second Ethernet communication module and an access point system power supply unit, the access point 2.4GHz radio frequency unit and the access point 5GHz radio frequency unit are respectively connected with the access point PA signal amplifier and the access point LNA signal receiving gain device, the access point wireless data processing transceiver unit is electrically connected with the access point 2.4GHz radio frequency unit and the access, the second Ethernet communication module is electrically connected to the access point wireless data processing transceiver unit, the access point system power supply unit is electrically connected to the access point wireless data processing transceiver unit, the access point LNA signal receiving booster is in communication connection with the first Ethernet communication module and receives wireless signals, the access point LNA signal receiving booster amplifies the wireless signals and transmits the amplified signals to the access point 2.4GHz radio frequency unit and the access point 5GHz radio frequency unit, the access point 2.4GHz radio frequency unit and the access point 5GHz radio frequency unit transmit the data to the access point wireless data processing transceiver unit for encapsulation and then transmit the data to the ARM data processor of the network control center through the second Ethernet communication module, the network control center returns the data and transmits the data to the access point wireless data processing transceiver unit through the first Ethernet communication module for encapsulation, and then the access point wireless data processing transceiver unit transmits the data to the access point 2.4GHz radio frequency unit or the access point 5GHz radio frequency unit, and finally, sending out through a PA signal amplifier of the access point.
The coal mining machine Mesh client is responsible for communication and transmission of coal mining machine data, and simultaneously receives a roaming switching instruction to realize seamless switching of the L3 level, the coal mining machine Mesh client comprises a coal mining machine 2.4GHz radio frequency unit, a coal mining machine 5GHz radio frequency unit, a coal mining machine PA signal amplifier, a coal mining machine LNA signal receiving and gaining device, a coal mining machine wireless data processing and transceiving unit, a third Ethernet communication module and a coal mining machine system power supply unit, the coal mining machine 2.4GHz radio frequency unit and the coal mining machine 5GHz radio frequency unit are respectively connected with the coal mining machine PA signal amplifier and the coal mining machine LNA signal receiving and gaining device, the coal mining machine wireless data processing and transceiving unit is electrically connected to the coal mining machine 2.4GHz radio frequency unit or the coal mining machine 5GHz radio frequency unit, the third Ethernet communication module is electrically connected to the coal mining machine wireless, the data of the coal mining machine is transmitted to a wireless data processing transceiver unit of the coal mining machine through a third Ethernet communication module, the data is transmitted to a 2.4GHz radio frequency unit or a 5GHz radio frequency unit of the coal mining machine after being packaged by a wireless data processing and receiving unit of the coal mining machine, and then the data is sent to a second Ethernet communication module of the Mesh wireless access point through a PA signal amplifier of the coal mining machine, the data is returned through an access point wireless data processing and receiving unit of the Mesh wireless access point, the wireless signals are received and amplified through an LNA signal receiving gain unit of the coal mining machine, the LNA signal receiving gain unit of the coal mining machine transmits the data to a 2.4GHz radio frequency unit of the coal mining machine and a 5GHz radio frequency unit of the coal mining machine, the 2.4GHz or 5GHz radio frequency unit of the coal mining machine transmits the data to the wireless data processing and receiving unit of the coal mining machine, and the data is packaged through the wireless data processing and receiving unit of the coal mining machine and then is sent to a.
The common Wi-Fi client is responsible for communication between common devices such as sensors, voice and personnel positioning and the Mesh wireless access point, the common Wi-Fi client comprises a common 2.4GHz radio frequency unit, a common 5GHz radio frequency unit, a common wireless data processing transceiver unit and a common system power supply unit, the common 2.4GHz and common 5GHz radio frequency units are connected to the common wireless data processing transceiver unit, the common system power supply unit is electrically connected to the common wireless data processing transceiver unit to supply power, the common 2.4GHz or common 5GHz radio frequency unit receives data of the Mesh wireless access point, the common 2.4GHz or common 5GHz radio frequency unit transmits the data to the common wireless data processing transceiver unit for packaging, and finally the common wireless data processing transceiver unit transmits the data to the Mesh client of the coal cutter through a wireless network.
In this embodiment, the first ethernet communication module, the second ethernet communication module, and the third ethernet communication module are three numbered modules, which are existing ethernet communication modules; the access point 2.4GHz radio frequency unit, the coal mining machine 2.4GHz radio frequency unit and the common 2.4GHz radio frequency unit are crystal resonators based on 2.4GHz, and the access point 5GHz radio frequency unit, the coal mining machine 5GHz radio frequency unit and the common 5GHz radio frequency unit are crystal resonators based on 5 GHz; the access point wireless data processing transceiving unit, the coal mining machine wireless data processing transceiving unit and the common wireless data processing transceiving unit are power supplies provided for a battery or a socket on a downhole circuit by a digital signal processor or a single chip microcomputer, and the access point system power supply unit, the coal mining machine system power supply unit and the common system power supply unit.
To sum up, the embodiment of the utility model generates data to all Mesh wireless access points and coal mining machine Mesh clients through the network control center, the common Wi-Fi client is in communication connection with the network control center through any Mesh wireless access point, and the wireless data processing transceiving units respectively configured through the Mesh wireless access points and the coal mining machine Mesh clients perform real-time wireless transmission of data so as to transmit the data among various functional systems in a mode of radio frequency electric wave signals; the system solves the problem of data interruption caused by MeshmAP switching in the movement process of the coal mining machine, improves real-time communication of data, better transmits and communicates data in a wireless transmission mode, avoids the problems of complicated wiring and difficult fault maintenance of wired transmission, provides a set of wireless communication system, and greatly reduces wiring and maintenance cost of a working face.
This description describes examples of embodiments of the invention, and is not intended to illustrate and describe all possible forms of the invention. It will be appreciated by those of ordinary skill in the art that the embodiments described herein are intended to assist the reader in understanding the principles of the invention, and it is to be understood that the scope of the invention is not limited to such specific statements and embodiments. Those skilled in the art can make various other specific modifications and combinations based on the teachings of the present invention without departing from the spirit of the invention, and such modifications and combinations are still within the scope of the invention.
Claims (9)
1. The wireless communication transmission system for the fully mechanized coal mining face is characterized by comprising a Mesh wireless access point, a coal mining machine Mesh client, a common Wi-Fi client and a network control center, wherein the Mesh wireless access point and the coal mining machine Mesh client are connected to the network control center, the common Wi-Fi client is connected to the Mesh wireless access point, and the network control center comprises a network controller and a network controller, wherein the network controller comprises: the system comprises an ARM data processor, a link communication state detection module, a Mesh client roaming controller, an L3 roaming controller, a Wi-Fi client monitoring module, a DHCP server, a first Ethernet communication module, a power supply and a state indicator lamp, wherein the first Ethernet communication module is electrically connected to the ARM data processor for data transmission, the link communication state detection module is connected to the ARM data processor, the link communication state detection module is respectively in communication connection with a Mesh wireless access point and a coal cutter Mesh client through the first Ethernet communication module for monitoring the working states of the Mesh wireless access point and the coal cutter Mesh client, the coal cutter Mesh client roaming controller receives data through the communication connection with the link communication state detection module so as to determine the optimal line of the coal cutter Mesh client, and transmits the instruction of the optimal line to the coal cutter Mesh client through the first Ethernet communication module, the link communication state detection module, the Meshclient roaming controller, the L3 roaming controller, the Wi-Fi client monitoring module and the DHCP server are electrically connected to the ARM data processor respectively, the power supply is electrically connected to the ARM data processor and supplies power, and the state indicator lamp is electrically connected to the ARM data processor to display the working state.
2. The fully mechanized coal mining face wireless communication transmission system of claim 1, the Mesh wireless access point comprises an access point 2.4GHz radio frequency unit, an access point 5GHz radio frequency unit, an access point PA signal amplifier, an access point LNA signal receiving gain device, an access point WDS wireless bridge module, an access point wireless data processing transceiver unit, a second Ethernet communication module and an access point system power supply unit, the access point 2.4GHz radio frequency unit and the access point 5GHz radio frequency unit are respectively connected with an access point PA signal amplifier and an access point LNA signal receiving gain unit, the access point wireless data processing transceiver unit is electrically connected with the access point 2.4GHz radio frequency unit and the access point 5GHz radio frequency unit, the second Ethernet communication module is electrically connected to the access point wireless data processing transceiver unit, and the access point system power supply unit is electrically connected to the access point wireless data processing transceiver unit.
3. The wireless communication transmission system for the fully mechanized mining face of claim 2, wherein the access point LNA signal receiving booster is in communication connection with the first Ethernet communication module and receives wireless signals, the access point LNA signal receiving booster amplifies the wireless signals and transmits the amplified signals to the access point 2.4GHz radio frequency unit and the access point 5GHz radio frequency unit, the access point 2.4GHz radio frequency unit and the access point 5GHz radio frequency unit transmit data to the access point wireless data processing transceiver unit for packaging, and then transmit the data to the ARM data processor of the network control center through the second Ethernet communication module, the network control center transmits the data back to the access point wireless data processing transceiver unit through the first Ethernet communication module for packaging, and then transmits the data to the access point 2.4GHz radio frequency unit or the access point 5GHz radio frequency unit through the access point wireless data processing transceiver unit, and finally, sending out through a PA signal amplifier of the access point.
4. The fully mechanized coal mining face wireless communication transmission system of claim 1, the Mesh client of the coal mining machine comprises a 2.4GHz radio frequency unit of the coal mining machine, a 5GHz radio frequency unit of the coal mining machine, a PA signal amplifier of the coal mining machine, an LNA signal receiving gain device of the coal mining machine, a wireless data processing and transmitting unit of the coal mining machine, a third Ethernet communication module and a power supply unit of a system power supply of the coal mining machine, the 2.4GHz radio frequency unit and the 5GHz radio frequency unit of the coal mining machine are respectively connected with a PA signal amplifier of the coal mining machine and an LNA signal receiving booster of the coal mining machine, the wireless data processing and receiving unit of the coal mining machine is electrically connected with a 2.4GHz radio frequency unit of the coal mining machine or a 5GHz radio frequency unit of the coal mining machine, the third Ethernet communication module is electrically connected to the coal mining machine wireless data processing transceiver unit, and the coal mining machine system power supply unit is electrically connected to the coal mining machine wireless data processing transceiver unit.
5. The fully mechanized mining face wireless communication transmission system of claim 4, wherein the data of the shearer is transmitted to the shearer wireless data processing transceiver unit through the third Ethernet communication module, is transmitted to the shearer 2.4GHz or shearer 5GHz radio frequency unit after being encapsulated by the shearer wireless data processing transceiver unit, is then transmitted to the second Ethernet communication module of the Mesh wireless access point through the shearer PA signal amplifier, returns the data through the access point wireless data processing transceiver unit of the Mesh wireless access point, and is received and amplified by the shearer LNA signal receiving booster, which transmits the data to the shearer 2.4GHz radio frequency unit and the shearer 5GHz radio frequency unit, and transmits the data to the shearer 2.4GHz or shearer 5GHz radio frequency unit, and the data is packaged by the wireless data processing and receiving unit of the coal mining machine and then is sent to the Mesh client of the coal mining machine through the third Ethernet communication module.
6. The wireless communication transmission system for the fully mechanized coal mining face of claim 1, wherein the common Wi-Fi client comprises a common 2.4GHz radio frequency unit, a common 5GHz radio frequency unit, a common wireless data processing transceiver unit, and a common system power supply unit, the common 2.4GHz and common 5GHz radio frequency units are connected to the common wireless data processing transceiver unit, and the common system power supply unit is electrically connected to the common wireless data processing transceiver unit to supply power.
7. The wireless communication transmission system for the fully mechanized coal mining face according to claim 6, wherein the common 2.4GHz or common 5GHz radio frequency unit receives data of the Mesh wireless access point, the common 2.4GHz or common 5GHz radio frequency unit transmits the data to the common wireless data processing transceiver unit for packaging, and finally the common wireless data processing transceiver unit transmits the data to the Mesh client of the coal mining machine through a wireless network.
8. The fully mechanized coal mining face wireless communication transmission system of claim 3, 5 or 7, wherein the access point 2.4GHz radio frequency unit, the shearer 2.4GHz radio frequency unit and the common 2.4GHz radio frequency unit are 2.4 GHz-based crystal resonators, and the access point 5GHz radio frequency unit, the shearer 5GHz radio frequency unit and the common 5GHz radio frequency unit are 5 GHz-based crystal resonators.
9. The fully mechanized coal mining face wireless communication transmission system of claim 3, 5 or 7, wherein the access point wireless data processing transceiver unit, the shearer wireless data processing transceiver unit and the common wireless data processing transceiver unit are digital signal processors or singlechips, and the access point system power supply unit, the shearer system power supply unit and the common system power supply unit are power supplies provided by a battery or a socket on a downhole circuit.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117061273A (en) * | 2023-09-20 | 2023-11-14 | 四川航天电液控制有限公司 | Mining multi-network integration control device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117061273A (en) * | 2023-09-20 | 2023-11-14 | 四川航天电液控制有限公司 | Mining multi-network integration control device |
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