Waterway switch and on-off mechanism

Patent metadata

Field	Value
Publication number	US-9939071-B2
Application number	US-201615395305-A
Country	US
Kind code	B2
Filing date	Dec 30, 2016
Priority date	Aug 17, 2016
Publication date	Apr 10, 2018
Grant date	Apr 10, 2018

Abstract

A waterway switch and on-off mechanism includes a fixing portion, a switch mechanism, an on-off mechanism and a driving mechanism. The driving mechanism includes a rotating base, a first sliding sleeve and a second sleeve. The rotating base has a first incline section, a first flat section, a second incline section and a second flat section; the coupling of the first incline section and the first sliding sleeve corresponds to the coupling of the second flat section and the second sliding sleeve, the rotating base drives the first sliding sleeve, the second sliding sleeve couples to the second flat section; the coupling of the second incline section and the second sliding sleeve corresponds to the coupling of the first flat section and the first sliding sleeve, the rotating base drives the second sliding sleeve, the first sliding sleeve couples to the first flat section.

First claim

The invention claimed is:

1. A waterway switch and on-off mechanism, comprising:
a fixing portion with an inlet waterway and at least two diversion waterways connected to the inlet waterway;
a switch mechanism comprising a switch element movably connected to the fixing portion and coupled to the inlet waterway and diversion waterways, the switch element is movable with respect to the fixing portion to achieve switch;
an on-off mechanism comprising a sealing element movably connected to the fixing portion and coupled to the inlet waterway, the sealing element is movable with respect to the fixing portion to control the open and close of the inlet waterway; and
a driving mechanism connected to the switch element and the sealing element in transmission way;
wherein the driving mechanism comprises:
a rotating base rotatably connected to the fixing portion, the axial end face of the rotating base is disposed with a first incline section, a first flat section, a second incline section and a second flat section;
a first sliding sleeve slidably connected to the fixing portion, the first sliding sleeve is connected to the switch element in transmission way, the first sliding sleeve is coupled to the first incline section and the first flat section; and
a second sliding sleeve slidably connected to the fixing portion, the second sliding sleeve is connected to the sealing element in transmission way, the second sliding sleeve is coupled to the second incline section and the second flat section;
therein, the coupling of the first incline section and the first sliding sleeve is corresponding to the coupling of the second flat section and the second sliding sleeve, the rotating base rotates to drive the first sliding sleeve to slide, the second sliding sleeve coupled to the second flat section and the second sliding sleeve keeps static; the coupling of the second incline section and the second sliding sleeve is corresponding to the coupling of the first flat section and the first sliding sleeve, the rotating base rotates to drive the second sliding sleeve to slide, the first sliding sleeve is coupled to the first flat section and the first sliding sleeve keeps static.

2. The waterway switch and on-off mechanism according to claim 1 , wherein the rotating base rotates between a first position and a second position with respect to the fixing portion, an initial position is disposed between the first position and the second position; when the rotating base rotates between the initial position and the first position, the first incline section is coupled to the first sliding sleeve, the second flat section is coupled to the second sliding sleeve; when the rotating base rotates between the initial position and the second position, the second incline section is coupled to the second sliding sleeve, the first flat section is coupled to the first sliding sleeve.

3. The waterway switch and on-off mechanism according to claim 1 , wherein the rotating base comprises fixedly connected an internal rotating portion and an external rotating portion arranged in the radial direction of the rotating axis of the rotating base, the axial end face of the external rotating portion is disposed with the first incline section and the first flat section, the axial end face of the internal rotating portion is disposed with the second incline section and the second flat section.

4. The waterway switch and on-off mechanism according to claim 3 , wherein the first sliding sleeve surround the second sliding sleeve.

5. The waterway switch and on-off mechanism according to claim 3 , wherein the fixing portion comprises a valve body, an outlet portion fixed to one end of the valve body and an inlet portion fixed to the other end of the valve body, the diversion waterways are disposed in the outlet portion, the inlet waterway passes through the valve body from the inlet portion and connects to the outlet portion, the switch element is disposed in the outlet portion, the sealing element is disposed in the inlet portion, the rotating base is rotatably connected to the valve body;
the direction of the first incline section disposed at the axial end of the external rotating portion and the direction of the second incline section disposed at the axial end of the internal rotating portion are faced to the same direction to the outlet portion.

6. The waterway switch and on-off mechanism according to claim 3 , wherein the end face of the first sliding sleeve faced to the axial end face of the external rotating portion is disposed with a first incline tooth, the first incline toothelike is coupled to the first incline section; the first flat section is connected to the bottom end of the first incline section.

7. The waterway switch and on-off mechanism according to claim 1 , wherein the rotating base is a sleeve structure and is rotatably sleeved on the fixing portion, the external periphery surface of the rotating base is fixedly disposed with a dial button.

8. The waterway switch and on-off mechanism according to claim 1 , wherein the fixing portion comprises a valve body, an outlet portion fixed to one end of the valve body and an inlet portion fixed to the other end of the valve body, the diversion waterways are disposed in the outlet portion, the inlet waterway passes through the valve body from the inlet portion and connects to the outlet portion, the switch element is disposed in the outlet portion, the sealing element is disposed in the inlet portion, the rotating base is rotatably connected to the valve body.

9. The waterway switch and on-off mechanism according to claim 1 , wherein a position element is slidably connected to the fixing portion, the position element is disposed with a first end face and a second end face along the sliding direction, the first end face is disposed with a position tooth, the rotating base is concaved with at least two position grooves at the position faced to the first end face, a third elastic body is disposed between the second end face of the position element and the fixing portion, the position tooth is coupled to the position grooves.

10. The waterway switch and on-off mechanism according to claim 1 , wherein the switch element is a switch plate, the switch plate is rotatably connected to the fixing portion, the switch plate rotates to switch; a first transmission mechanism is disposed between the switch plate and the first sliding sleeve, each time the first sliding sleeve slides, the first transmission mechanism drives the switch plate to rotate forwardly a preset angle; a first elastic body is disposed between the first transmission mechanism and the fixing portion or between the first sliding sleeve and the fixing portion, when the first sliding sleeve moves forwardly, the first elastic body restores energy, the first elastic body releases energy to reset the first sliding sleeve and the rotating base.

11. The waterway switch and on-off mechanism according to claim 10 , wherein the first transmission mechanism comprises a pawl, a guiding block slidably connected to the fixing portion and a transmission plate coaxially fixedly connected to the switch plate, the external periphery of the transmission plate is disposed with a ratchet, the pawl is movably connected to the fixing portion, the end of the pawl abuts against the ratchet; the first sliding sleeve is connected to the guiding block in transmission way, the guiding block abuts against the pawl, the first sliding sleeve slides forwardly to drive the guiding block to slide forwardly, the guiding block slides forwardly to make the pawl to move, the end of the pawl abuts against the ratchet to drive the transmission plate to rotate forwardly a preset angle.

Assignees

• Xiamen Solex High Tech Ind Co Ltd

Inventors

• Lin Fengde
• Wang Tianming
• Zhang Mingfu
• Chen Wenxing

Classifications

• F16K27/041

  cylindrical slide valves · CPC title

• F16K11/078 Primary

  with pivoted and linearly movable closure members · CPC title

• F16K31/60

  Handles {(form, features or function of taps or faucet handles for domestic plumbing installations E03C1/04)} · CPC title

• E03C1/0409

  Shower handles · CPC title

• F16K31/523

  comprising a sliding valve · CPC title