Mechanical packer seals up in two groups

The utility model discloses a mechanical packer seals up in two groups, seal an urceolus and a lower mandrel including last dabber, seat, go up the dabber and be sharp setting in the interval in order with lower mandrel, just going up dabber and lower mandrel looks remote site and sealing urceolus both ends and is connected with sitting, it deviates from end fixedly connected with prevents going up and pushes up anchoring and lower slips anchoring system, upward the spindle overlaps in order and is equipped with the upper circle ring, goes up a composite seal section of thick bamboo and advises the ring down, rule ring under the last cover in order of lower mandrel is equipped with the upper circle ring, a composite seal section of thick bamboo reaches down. Two sets of sealed packing element structures about the device has to from top to bottom two sets of sealed packing elements are independently sat separately and are sealed, each other do not influence, can solve well in the old well of mineing for many y