Sucker rod and oil well using same

The invention discloses a sucker rod and an oil well using the same. The sucker rod can be arranged in an oil pipe; the lower end of the sucker rod is used for being connected with an oil well pump; the sucker rod comprises a plurality of sucker rod sections connected in series through a first thread; a connecting piece is arranged in the predetermined position of the sucker rod; the connecting piece comprises a first part and a second part which are connected in the length direction of the sucker rod; the first part and/or the second part are/is connected with the sucker rod sections through the first thread; the first part is connected with the second part through a second thread; and one of the first thread and the second thread is a positive thread, and the other is a reverse thread. According to the sucker rod and the oil well using the same, waste of the sucker rod can be reduced when the sucker rod is pulled out and clamped, and the clamping freeing work time is shortened. 本发明公开种抽油杆及其油井。所述抽油杆能设置于油管内，所述