Wellhead equipment for municipal engineering
The utility model relates to the technical field of municipal engineering, in particular to municipal engineering wellhead equipment which comprises a wellhead base, a well lid is arranged in the wellhead base and located on the upper side of a bearing table, and damping columns are arranged at the...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model relates to the technical field of municipal engineering, in particular to municipal engineering wellhead equipment which comprises a wellhead base, a well lid is arranged in the wellhead base and located on the upper side of a bearing table, and damping columns are arranged at the bottom of the well lid and correspond to the bearing table. The loading table is provided with a filtering inner cylinder through a first loading groove and a second loading groove, an intercepting filter screen is arranged on the upper side of the inner wall of the filtering inner cylinder, a primary filter screen is arranged in the filtering inner cylinder and located on the lower side of the intercepting filter screen, and a secondary filter screen is arranged in the filtering inner cylinder and located on the lower side of the primary filter screen; the shock absorption columns and the bearing table are correspondingly installed and arranged, buffering force can be provided for the installed well lid when the w |
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