Flow adjusting device with a button

Patent metadata

Field	Value
Publication number	US-9470334-B2
Application number	US-201113821220-A
Country	US
Kind code	B2
Filing date	Sep 26, 2011
Priority date	Sep 29, 2010
Publication date	Oct 18, 2016
Grant date	Oct 18, 2016

Abstract

A flow adjusting device includes a fixation unit with a waterway and a button; the fixation unit is disposed with a movable shaft, a pushing rod and a spring, the movable shaft and the pushing rod can move relatively to the fixation unit, the motion direction is parallel to the flowing direction of the water in the waterway, the discharge area of the waterway is changed by the relative motion of the movable shaft and the fixation unit to adjust the flow rate, thereinto, the fixation unit, the movable shaft, the pushing rod and the spring are cooperated to form an automatic ball-point pen like movable mechanism; the button is connected to the fixation unit in a sliding way, the sliding direction of the button is vertical to that of the movable shaft, the button and the end of the pushing rod are formed a linkage construction.

First claim

What is claimed is:

1. A flow adjusting device with a button, comprising:
a fixation unit with a waterway and the button;
the fixation unit is provided with a movable shaft, a pushing rod and a spring,
the movable shaft and the pushing rod can move relatively to the fixation unit,
a motion direction is parallel to the flowing direction of the water in the waterway,
a discharge area of the waterway is changed by the relative motion of the movable shaft and the fixation unit to adjust the flow rate,
the fixation unit, the movable shaft, the pushing rod and the spring cooperate to form a movable mechanism similar to that of an automatic ball-point pen;
the button is connected to the fixation unit in a sliding way,
the sliding direction of the button is vertical to that of the movable shaft,
the button and the end of the pushing rod are formed a linkage construction,
wherein:
an assembly cavity is disposed inside the fixation unit, provided with a seal to seal it from the waterway;
the waterway is divided into several water diversion cavities that annularly surround the assembly cavity and a central waterway connected to the water diversion cavities;
the movable mechanism is located in the assembly cavity;
the movable shaft is configured to slide in the assembly cavity in response to the movable mechanism; and
the movable shaft is provided with a control end extending out of the assembly cavity through the seal, and a coupling end;
the movable shaft is moved between a first position and a second position,
the control end is withdrawn from the central waterway when the movable shaft is in the first position,
the discharge area is the section area of the central waterway;
the control end is plugged into the central waterway when the movable shaft is in the second position,
the discharge area is the section area of the clearance between the control end and the central waterway, and
the fixation unit includes:
a fixation shaft,
the first end of the fixation shaft is concaved and disposed with an assembly groove,
a limited body is disposed in the assembly groove to cover the assembly groove,
the limited body and the fixation shaft are coupled to form the assembly cavity,
the water diversion cavities are running through the fixation shaft along the axis of the fixation shaft;
an outlet, which is disposed with an outlet cavity and the central waterway,
the central waterway is connected to the outlet cavity;
a terminal, which is sleeved in the limited body and connected to the first end of the fixation shaft and the outlet to make the water diversion cavities connected to the central waterway.

2. A flow adjusting device with a button according to the claim 1 , wherein
the inner end of the button is disposed to be an inclined surface,
the end of the pushing rod is disposed to be an inclined surface,
the inclined surface of button is coupled and contacted to the inclined surface of the pushing rod.

3. A flow adjusting device with a button according to the claim 1 , wherein
a sliding cavity is disposed inside the fixation unit,
a connection hole is disposed between the sliding cavity and the assembly cavity;
the button is connected to the sliding cavity inside in a sliding way;
the pushing rod is disposed with a head part and an end part,
the head part is assembled inside the assembly cavity and withstood the coupling end of the movable shaft,
the end part is passing through the connection hole to plug into the sliding cavity.

4. A flow adjusting device with a button according to the claim 3 , wherein
a first ratchet is disposed inside the assembly cavity of the fixation unit,
a second ratchet is disposed in the coupling end of the movable shaft,
a third ratchet is disposed in the head end of the pushing rod,
the second ratchet is coupled to the first ratchet and the third ratchet.

5. A flow adjusting device with a button according to the claim 1 , wherein the fixation unit further includes a housing, which is sleeved to the fixation shaft outside and fixed to the outlet.

6. A flow adjusting device with a button according to the claim 5 , wherein
the end of the housing is disposed with an opening,
the outlet is assembled inside the housing through the opening; the edge of the opening of the housing is disposed with a lock catch;
the periphery of the terminal is disposed with a lock groove,
the lock catch is locked to the lock groove.

Assignees

• Zhou Huasong
• Sun Xiaozhao
• Chen Wenxing
• Li Renzhong
• Xiamen Solex High Tech Ind Co Ltd

Inventors

• Zhou Huasong
• Sun Xiaozhao
• Chen Wenxing
• Li Renzhong

Classifications

• B05B1/185

  characterised by their outlet element; Mounting arrangements therefor · CPC title

• E03C1/0409

  Shower handles · CPC title

• B05B1/3013

  Lift valves (B05B1/3033 takes precedence) · CPC title

• F16K31/44 Primary

  Mechanical actuating means · CPC title

• B05B1/3026

  Gate valves; Sliding valves; Cocks (B05B1/326 takes precedence) · CPC title