Double-cylinder type ventilation equipment for underground engineering construction
The invention discloses double-cylinder type ventilation equipment for underground engineering construction The invention discloses. The double-cylinder type ventilation equipment comprises a first dust removal cylinder and a second dust removal cylinder, wherein hollow dust filtering nets are embed...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The invention discloses double-cylinder type ventilation equipment for underground engineering construction The invention discloses. The double-cylinder type ventilation equipment comprises a first dust removal cylinder and a second dust removal cylinder, wherein hollow dust filtering nets are embedded in the first dust removal cylinder and the second dust removal cylinder correspondingly, mechanism grooves are formed in the upper ends of the first dust removal cylinder and the second dust removal cylinder, impellers are rotatably arranged in and connected with the mechanism grooves, the upperends of the first dust removal cylinder and the second dust removal cylinder are fixedly connected with air guide pipes which are the same as the interior of the mechanism grooves, the air inlet endsof the two air guide pipes jointly communicate with an air inlet pipe, and the first dust removal cylinder and the second dust removal cylinder are provided with a first air outlet pipe and a secondair outlet pipe which are t |
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