Fireproof host special for rail transit
The utility model discloses a special fireproof host for rail transit, which comprises a shell, a fireproof host control panel, an audible and visual alarm and a silencing switch, the shell comprises an upper cover and a bottom plate positioned at the bottom of the upper cover, the upper cover is pr...
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| Hauptverfasser: | , , , |
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model discloses a special fireproof host for rail transit, which comprises a shell, a fireproof host control panel, an audible and visual alarm and a silencing switch, the shell comprises an upper cover and a bottom plate positioned at the bottom of the upper cover, the upper cover is provided with a dial cover plate connected with the fireproof host control panel, the fireproof host control panel is arranged in the shell, and the audible and visual alarm is arranged in the shell. The fireproof host control panel comprises a power supply circuit, a communication circuit, a control circuit and a two-bus circuit, the power supply circuit is respectively connected with the communication circuit, the control circuit and the two-bus circuit, the communication circuit is connected with the control circuit, the control circuit is connected with the two-bus circuit, and the two-bus circuit is used for being connected with the fire detector. According to the fireproof host, a two-bus control scheme is used |
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