Lifting rod device of shower

1. Lifting rod device of shower, comprising:

a lifting rod, which is provided with an upper end part and a lower end part, and a penetrating hole penetrating from front to back arranged at the upper end part, the penetrating hole provided with an upper inner side and a lower inner side;

a fixing mechanism that can be fixed to a fixed thing and is fixedly connected to the lower end part of the lifting rod; and

a locking mechanism, which comprises a support seat fixedly connected to the lifting rod, a lower wedge block that can be connected in the support seat in a forward and backward sliding manner, an upper wedge block that can be connected in the support seat in an upward and downward sliding manner and a first nut, a transversal threaded rod is fixedly arranged on the lower wedge block, the threaded rod can rotationally pass through and extend out of the support seat; the first nut is screwed to the threaded rod and connected out of the support seat, and the lower wedge block can be driven to move forward and backward by rotating the first nut; the upper wedge block and the lower wedge block can adaptively rely on each other, and the forward and backward slide of the lower wedge block can drive the upward and downward slide of the upper wedge block to adjust the area of the penetrating hole by moving the lower inner side of the penetrating hole.

2. Lifting rod device of shower according to claim 1 , wherein, the upper inner side is arranged to be an upper semi-cylindrical surface; the locking mechanism also comprises a pipe-pressing rubber blanket which is fixedly connected on the upper wedge block, a lower semi-cylindrical surface is concavely arranged on the top surface of the pipe-pressing rubber blanket; the upper semi-cylindrical surface and the lower semi-cylindrical surface are adaptive to each other.

3. Lifting rod device of shower according to claim 2 , wherein, the support seat is fixedly arranged on the lower inner side of the penetrating hole of the lifting rod.

4. Lifting rod device of shower according to claim 1 , wherein, the fixing mechanism is a sucker mechanism.

5. Lifting rod device of shower according to claim 4 , wherein, the sucker mechanism comprises a sucker, a locating sleeve, a fixed seat and a second nut, the sucker is provided with a control rod, the locating sleeve is sleeved with the control rod, and the periphery of the sucker is pressed by the locating sleeve, the fixed seat is fixed at the lower end part of the lifting rod, the control rod is provided with a threaded rod segment which extends out of the fixed seat, the second nut is screwed to the threaded rod segment of the control rod and relies out of the fixed seat.

6. Lifting rod device of shower according to claim 1 , wherein, a guiding piece convexly extends downward from the front end of the upper wedge block, a guiding hole is opened on the guiding piece, and the guiding piece is arranged between the lower wedge block and the support seat, and the threaded rod adaptively passes through the guiding hole.

7. Lifting rod device of shower according to claim 1 , wherein, a fixing slot is opened at the upper end of the upper wedge block, the lower end of the pipe-pressing rubber blanket is provided with a splicing part correspondingly, and a locating flange is formed on the lower semi-cylindrical surface of the upper part of the pipe-pressing rubber blanket, and the splicing part is inserted into the fixing slot to be fixed.

8. Lifting rod device of shower according to claim 1 , wherein, a sliding seat is arranged on the lifting rod.