Chemical instrument convenient for automatic pressure relief
The utility model provides a chemical instrument convenient for automatic pressure relief, which comprises a gas collecting chamber connected with a pipeline, the gas collecting chamber is connected with a meter head through a connecting pipe, a pressure relief device is arranged in the connecting p...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model provides a chemical instrument convenient for automatic pressure relief, which comprises a gas collecting chamber connected with a pipeline, the gas collecting chamber is connected with a meter head through a connecting pipe, a pressure relief device is arranged in the connecting pipe, the pressure relief device comprises a fixing plate arranged in the connecting pipe, a communicating hole is arranged on the fixing plate, a through hole for a connecting rod to pass through is arranged on the fixing plate, and the connecting rod is connected with the gas collecting chamber through the connecting pipe. A ring body tightly attached to the sealing plug is arranged on the inner wall of the connecting pipe, an air hole is formed in the sealing plug, and a pressure relief hole corresponding to the sealing plug is formed in the side wall of the connecting pipe. The chemical instrument can automatically release pressure when the pressure exceeds the measuring range, and is prevented from being damage |
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