CN204761466U - Safe type wireless router of mining essence - Google Patents
Safe type wireless router of mining essence Download PDFInfo
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- CN204761466U CN204761466U CN201520424287.0U CN201520424287U CN204761466U CN 204761466 U CN204761466 U CN 204761466U CN 201520424287 U CN201520424287 U CN 201520424287U CN 204761466 U CN204761466 U CN 204761466U
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- wireless router
- power supply
- interface
- intrinsically safe
- wireless
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Abstract
The utility model provides a safe type wireless router of mining essence, including essential safe type power and wireless router, the safe type power of essence is connected with the wireless router electricity, wireless router includes essential safe type DCDC power module, CPU, the memory, wireless transceiver module, CON interface and AUX interface, CPU connects DCDC power module respectively, the memory, wireless transceiver module, CON interface and AUX interface, wireless router adopts the metal -back to seal, radio signal draws forth through explosion -proof nylon stick antenna. The utility model discloses simple structure, with low costs makes things convenient for underground communication, this ampere of type power supply circuit solves colliery wireless routing power supply in the pit problem effectively, stops colliery wireless routing emergence in the pit phenomenon on fire, adopts explosion -proof casing encapsulation back, adopts radio signal non - blocking function's explosion -proof nylon stick antenna to draw forth, and correct, quick, the undamped transmission of communication is ensured in the harmless transmission of realization radio signal.
Description
Technical field
The utility model belongs to underground coal mine electrical equipment technical field, especially relates to a kind of mining intrinsic safety type wireless router.
Background technology
Usually, underground coal mine contains the flammable explosive gas such as coal dust, gas, must have intrinsic safety characteristic for the device under mine; In addition, underworkings is complicated, equipment and circuit is numerous and the limitation of wire communication, at the freedom of operation, there is very large restriction to the in time fast transmitting-receiving of a large amount of control information and staff, therefore, this just need a kind of wireless communication origin meeting intrinsic safety characteristic ensure information quick, safe, accurately transmit.
Utility model content
In view of this, the utility model aims to provide a kind of mining intrinsic safety type wireless router.
For achieving the above object, the technical solution of the utility model is achieved in that
A kind of mining intrinsic safety type wireless router, comprise intrinsically safe power supply and wireless router, described intrinsically safe power supply is electrically connected with described wireless router, described wireless router comprises essential safe type DC/DC power module, CPU, internal memory, radio receiving transmitting module, CON interface and AUX interface, described CPU connects DC/DC power module, internal memory, radio receiving transmitting module, CON interface and AUX interface respectively, described wireless router adopts metal-back to seal, and the wireless signal of radio receiving transmitting module is drawn by explosion-proof nylon rod antenna.
Described intrinsically safe power supply comprises intrinsically safe circuit, described intrinsically safe circuit comprises the current-limiting resistance and fuse that are connected in series, described fuse is connected with the filter capacitor be arranged in parallel and voltage stabilizing didoe away from one end of current-limiting resistance, the input termination DC power supply of described intrinsically safe circuit.
Described DC power supply by alternating current through alternating current filter and AC/DC circuit conversion.
Anti-reverse diode is provided with between described AC/DC circuit and described current-limiting resistance.
Described wireless router also comprises the I/O interface of band isolation.
Relative to prior art, mining intrinsic safety type wireless router utensil described in the utility model has following advantage:
(1) the utility model adopts intrinsically safe power supply and intrinsically safe wireless router to reach the object of underground radio communication, and the utility model structure is simple, cost is low, facilitates underground communica tion;
(2) intrinsically safe power supply circuit, solves underground coal mine wireless routing powerup issue effectively, ensures to prevent wireless routing from phenomenon on fire occurring at underground coal mine; After wireless router inside have employed the DC/DC power module after essential safety process, effectively prevent wireless router and phenomenon on fire occurs; Have employed the I/O interface with buffer action in wireless router inside, improve the isolation of external signal and wireless signal, enhance anti-interference; After employing metal shell, adopted by wireless signal the explosion-proof nylon rod antenna of unshielded function to draw, achieve wireless signal Lossless transport, guarantee correct, quick, the zero-decrement transmission of communication.
Accompanying drawing explanation
The accompanying drawing forming a part of the present utility model is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is principle schematic of the present utility model.
Embodiment
It should be noted that, when not conflicting, the embodiment in the utility model and the feature in embodiment can combine mutually.
Below with reference to the accompanying drawings and describe the utility model in detail in conjunction with the embodiments.
As Fig. 1, a kind of mining intrinsic safety type wireless router, comprise intrinsically safe power supply and wireless router, described intrinsically safe power supply is electrically connected with described wireless router, described wireless router comprises essential safe type DC/DC power module, CPU, internal memory, radio receiving transmitting module, CON interface and AUX interface, described CPU connects DC/DC power module, internal memory, radio receiving transmitting module, CON interface and AUX interface respectively, described wireless router adopts metal-back to seal, and the wireless signal of radio receiving transmitting module is drawn by explosion-proof nylon rod antenna.
Described intrinsically safe power supply comprises intrinsically safe circuit, described intrinsically safe circuit comprises the current-limiting resistance and fuse that are connected in series, described fuse is connected with the filter capacitor be arranged in parallel and voltage stabilizing didoe away from one end of current-limiting resistance, the input termination DC power supply of described intrinsically safe circuit.
Described DC power supply by alternating current through alternating current filter and AC/DC circuit conversion.
Anti-reverse diode is provided with between described AC/DC circuit and described current-limiting resistance.
Mining intrinsic safety type wireless router is formed primarily of intrinsically safe power supply circuit part and intrinsically safe wireless route.Wherein, intrinsically safe power supply circuit adopts the alternating current of alternating current filter to input to carry out filtering, prevent power-supply fluctuation, this alternating current is by the direct current of high efficiency AC/DC circuit conversion grade needed for intrinsically safe wireless route, after direct current needs to carry out the process of intrinsically safe circuit, supply intrinsically safe wireless route uses.As shown in Figure 1, D is anti-reverse diode, prevents extraneous reversal of power from puncturing AC/DC circuit, plays a protective role; R is current-limiting resistance, prevents the electric spark caused because output current is excessive; FU is fuse, during the too small or short circuit of extraneous load, disconnects this output loop, prevents from causing electric spark; C is filter capacitor, ensures the stability of output voltage; Z1 and Z2 is voltage stabilizing didoe, prevents output voltage excessive, causes damage to rear end intrinsically safe wireless route.Intrinsically safe wireless router, form primarily of main control unit CPU, internal storage location, wireless transmit/receive units and antenna, the I/O interface with buffer action, AUX interface, CON interface and intrinsic safety DC/DC power module, wherein, CPU is the main control unit of system, primary responsibility performs the instruction of router operating system, and explains, performs the order of user's input; Internal storage location comprises ROM, RAM, FLASH, NVRAM etc., and primary responsibility stores related data; The reception of wireless transmit/receive units primary responsibility wireless signal and transmission, wireless signal is drawn by explosion-proof nylon rod antenna, realizes the radio communication with other equipment; The I/O interface with buffer action is the passage of packet Inbound and Outbound Route device; AUX interface is auxiliary port, is used for connecting modulator-demodulator to realize the telemanagement of routers; CON interface is that control desk port is used for routers and is configured use, and wireless router shell adopts metal-back to seal.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.
Claims (5)
1. a mining intrinsic safety type wireless router, it is characterized in that: comprise intrinsically safe power supply and wireless router, described intrinsically safe power supply is electrically connected with described wireless router, described wireless router comprises essential safe type DC/DC power module, CPU, internal memory, radio receiving transmitting module, CON interface and AUX interface, described CPU connects DC/DC power module respectively, internal memory, radio receiving transmitting module, CON interface and AUX interface, described wireless router adopts metal-back to seal, the wireless signal of radio receiving transmitting module is drawn by explosion-proof nylon rod antenna.
2. mining intrinsic safety type wireless router according to claim 1, it is characterized in that: described intrinsically safe power supply comprises intrinsically safe circuit, described intrinsically safe circuit comprises the current-limiting resistance and fuse that are connected in series, described fuse is connected with the filter capacitor be arranged in parallel and voltage stabilizing didoe away from one end of current-limiting resistance, the input termination DC power supply of described intrinsically safe circuit.
3. mining intrinsic safety type wireless router according to claim 2, is characterized in that: described DC power supply by alternating current through alternating current filter and AC/DC circuit conversion.
4. mining intrinsic safety type wireless router according to claim 3, is characterized in that: be provided with anti-reverse diode between described AC/DC circuit and described current-limiting resistance.
5. the mining intrinsic safety type wireless router according to any one of claim 1-4, is characterized in that: described wireless router also comprises the I/O interface of band isolation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520424287.0U CN204761466U (en) | 2015-06-18 | 2015-06-18 | Safe type wireless router of mining essence |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520424287.0U CN204761466U (en) | 2015-06-18 | 2015-06-18 | Safe type wireless router of mining essence |
Publications (1)
| Publication Number | Publication Date |
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| CN204761466U true CN204761466U (en) | 2015-11-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520424287.0U Active CN204761466U (en) | 2015-06-18 | 2015-06-18 | Safe type wireless router of mining essence |
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| CN (1) | CN204761466U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111641426A (en) * | 2020-06-14 | 2020-09-08 | 程绍缘 | Wireless transceiver of this ampere of power supply for mine |
-
2015
- 2015-06-18 CN CN201520424287.0U patent/CN204761466U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111641426A (en) * | 2020-06-14 | 2020-09-08 | 程绍缘 | Wireless transceiver of this ampere of power supply for mine |
| CN111641426B (en) * | 2020-06-14 | 2022-02-01 | 程绍缘 | Wireless transceiver of this ampere of power supply for mine |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |