http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-210948774-U
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_65319b448e56c3ca5bc1325e4abfa87c |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/E21F7-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/E21F9-00 |
| filingDate | 2019-12-03^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2020-07-07^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_52c0152718003c9d14b957abf4a09669 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_9d834f6a20b0905670effbb1107591d3 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_ebfe92fce88ccb442842366ed5f76650 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_7334108fa2859edbddbe9bf31426bf98 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_c3cd3704763b6fbc07089ebfeff03e13 |
| publicationDate | 2020-07-07^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-210948774-U |
| titleOfInvention | A kind of anti-backfire device for coal mine gas drainage pumping station |
| abstract | The utility model belongs to the technical field of anti-tempering devices, and discloses an anti-tempering device for a coal mine gas drainage pumping station, which comprises a fire insulation pipe. Both ends are fixed with a fixed seat, one side of the two fixed seats is installed with a connecting seat, and one end of the two connecting seats away from the fixed seat is fixed with a gas transmission pipe, and the side wall of the connecting seat is provided with a card The side wall of the fixing seat is installed with a snap ring that matches the snap groove, and both ends of the side wall of the fixing seat are fixed with a connecting ring on the side close to the snap ring, and the inner wall and the outer wall of the connecting seat are between There are two limit grooves, the utility model through the cooperation of the snap ring, the snap groove, the limit block, the limit groove and the connecting ring, the connecting seat and the fixing seat can be quickly installed and disassembled, thereby realizing the isolation The quick assembly between the fire pipe and the gas pipe can clean up the sand and improve the work efficiency. |
| isCitedBy | http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-113786573-B |
| priorityDate | 2019-12-03^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
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