A water flow regulating device

Abstract

A water flow regulating device comprises a water outlet joint, a water inlet joint and a rotating regulating member, wherein the top plate of the internal threaded pipe portion of the water inlet joint is fitted with the partition plate in the driving sleeve, the cylindrical water guide cavity extends through the rotating hole into the cylindrical switch sleeve or two arc-shaped switch plates and is sealed, and the waist-shaped seat extends from the upper end of the cylindrical switch sleeve or the upper end of the arc-shaped switch plate; the water inlet cavity of the water outlet joint rotates with the upper connecting cavity and is sealed, the lower end is engaged with the annular groove, the waist-shaped seat is engaged with the waist-shaped hole, and the nut is screwed with the threaded connecting rod. It is arranged between the water outlet pipeline and the water-using device, can adjust the water output of the water outlet device, and is easy to operate.

Description

Technical Field

[0001] The invention relates to a water flow regulating device. Background Art

[0002] At present, the existing technology, such as the key-operated thermostatic valve core faucet, does not have the function of adjusting the size of the water flow, and the hand-held shower for bathing does not have a switch and cannot adjust the water volume. Summary of the invention

[0003] The purpose of the present invention is to provide a water flow regulating device which has the characteristic of conveniently regulating water flow.

[0004] The present invention is implemented as follows: a water flow regulating device, which includes a water outlet joint, a water inlet joint and a rotating regulating member,

[0005] The water outlet joint comprises an external threaded pipe part, a water inlet cavity part, a flange arranged around the water inlet cavity part and a water guide seat plate arranged in the external threaded pipe part, wherein the center of the water guide seat plate is provided with a waist-shaped hole and water guide holes arranged around the waist-shaped hole;

[0006] The water inlet joint comprises an inner screw pipe portion, a cylindrical water guide cavity with a lower opening arranged at the top of the inner thread pipe, a waist-shaped seat and a threaded connecting rod arranged at the top of the cylindrical water guide cavity, and a radial water guide hole is arranged on the cylindrical water guide cavity;

[0007] The rotary adjustment member comprises a driving sleeve, an upper connecting cavity, a rotating hole provided on a partition plate, an annular groove provided on the partition plate in the upper connecting cavity and a cylindrical switch sleeve or two arc-shaped switch plates in a straight line, and a radial water outlet hole is provided on the cylindrical switch sleeve;

[0008] The top plate of the internal threaded pipe part of the water inlet joint piece fits with the partition inside the driving sleeve, the cylindrical water guide cavity extends into the cylindrical switch sleeve or the two arc-shaped switch plates through the rotating hole and is sealed, and the waist-shaped seat extends from the upper end of the cylindrical switch sleeve or the upper end of the arc-shaped switch plate; the water inlet cavity of the water outlet joint piece rotates with the upper connecting cavity and is sealed, the lower end is engaged with the annular groove, the waist-shaped seat is engaged with the waist-shaped hole, and the nut is screwed with the threaded connecting rod.

[0009] The water flow regulating device is special in that: a sealing ring groove is provided at the lower end of the water inlet cavity, and also includes a sealing ring, which is arranged in the sealing ring groove.

[0010] The water flow regulating device is special in that: the top of the inner screw pipe portion of the water inlet joint is provided with a circular ring seat surrounding the cylindrical water guide cavity, and the circular ring seat is provided with a circular sealing ring groove;

[0011] A countersunk hole is provided at the lower end of the cylindrical switch sleeve of the driving sleeve;

[0012] An annular sealing ring is arranged in the annular sealing ring groove, and the annular seat is rotatably matched with the counterbore to seal.

[0013] The water flow regulating device is special in that: a guide hole is provided on the water guide seat plate of the water outlet joint, and the guide hole is located at the lower end of the waist-shaped hole;

[0014] The cylindrical switch sleeve is inserted into the guide hole.

[0015] The water flow regulating device is special in that: an axial protrusion is provided on the outer circumferential surface of the inner screw pipe portion;

[0016] The inner circumferential surface of the driving sleeve is provided with a movable axial protrusion;

[0017] The axial protrusion is slidably matched with the inner circumferential surface of the driving sleeve, the movable axial protrusion is slidably matched with the outer circumferential surface of the inner screw pipe portion, and the movable axial protrusion is stopped by the axial protrusion.

[0018] The invention discloses a water flow regulating device, which is arranged between a water outlet pipeline and a water-using device, can regulate the water output of the water outlet device, and is easy to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a cross-sectional view of the present invention.

[0020] Figure 2 yes Figure 1 A-A view of.

[0021] Figure 3 yes Figure 2 B-B view.

[0022] Figure 4 It is one of the three-dimensional views of the water outlet connector of the present invention.

[0023] Figure 5 This is the second stereoscopic view of the water outlet connector of the present invention.

[0024] Figure 6 It is one of the three-dimensional exploded views of the present invention.

[0025] Figure 7 It is the second of the three-dimensional exploded diagrams of the present invention. DETAILED DESCRIPTION

[0026] The present invention will be further described below in conjunction with the accompanying drawings.

[0027] like Figure 1 , Figure 2 As shown, a water flow regulating device comprises a water outlet joint 1, a water inlet joint 2 and a rotating regulating member 3.

[0028] The water outlet connector 1 comprises an external threaded pipe portion 11, a water inlet cavity portion 12, a flange 13 arranged around the water inlet cavity portion, and a water guide seat plate 14 arranged in the external threaded pipe portion. The center of the water guide seat plate 14 is provided with a waist-shaped hole 141 and a water guide hole 142 arranged around the waist-shaped hole.

[0029] The water inlet connector 2 comprises an inner screw pipe portion 21, a cylindrical water guide cavity 22 with a lower opening arranged at the top of the inner screw pipe, a waist-shaped seat 23 and a threaded connecting rod 24 arranged at the top of the cylindrical water guide cavity, and a radial water guide hole 221 is arranged on the cylindrical water guide cavity 22;

[0030] The rotary adjusting member 3 comprises a driving sleeve 31, an upper connecting cavity 32, a rotating hole provided on the partition, an annular groove 34 provided on the partition 33 in the upper connecting cavity, and a cylindrical switch sleeve 35, wherein the cylindrical switch sleeve 35 is provided with a radial water outlet hole 351; the lower end of the circular switch sleeve 35 is connected to the rotating hole;

[0031] Or the rotary adjustment member 3 comprises a driving sleeve 31, an upper connecting cavity 32, a rotating hole provided on the partition, an annular groove 34 provided on the partition 33 in the upper connecting cavity and two arc-shaped switch plates on a diameter line, the gap between the two arc-shaped switch plates forms a water guide groove; the rotating hole communicates with the space formed by the two arc-shaped switch plates;

[0032] The top plate of the internal threaded pipe portion 21 of the water inlet joint piece 2 is fitted with the partition in the driving sleeve 31, and the cylindrical water guiding chamber 22 extends through the rotating hole into the cylindrical switch sleeve 35, and the cylindrical water guiding chamber 22 is liquid-tightly sealed with the rotating hole and the cylindrical switch sleeve 35 respectively; the water inlet chamber portion 12 of the water outlet joint piece 1 is inserted into the upper connecting chamber 32, the water inlet chamber portion 12 and the upper connecting chamber 32 are rotatably matched and sealed, the lower end of the water inlet chamber portion 12 is engaged with the annular groove, the flange 13 is stopped with the end of the upper connecting chamber 32, the waist-shaped seat 23 is engaged with the waist-shaped hole 141, the nut is screwed with the threaded connecting rod 24, and the water inlet joint piece 2 and the water outlet joint piece 1 are connected as a whole.

[0033] The lower end of the water inlet cavity 22 is provided with a sealing ring groove, and also includes a sealing ring 4, which is arranged in the sealing ring groove.

[0034] As a further improvement of the present invention: the top of the inner screw pipe portion 21 of the water inlet connector 2 is provided with a circular ring seat 25 surrounding the cylindrical water guide cavity 22, and the circular ring seat 25 is provided with an annular sealing ring groove;

[0035] The lower end of the cylindrical switch sleeve 35 of the driving sleeve 31 is provided with a countersunk hole 36;

[0036] An annular sealing ring is provided in the annular sealing ring groove, and the annular seat 25 and the counterbore 36 are rotatably matched and sealed.

[0037] The water guide seat plate 14 of the water outlet joint 1 is provided with a guide hole 143, and the guide hole 143 is located at the lower end of the waist-shaped hole 142;

[0038] The cylindrical switch sleeve 35 is inserted into the guide hole 143 .

[0039] As a further improvement of the present invention: an axial protrusion 211 is provided on the outer circumferential surface of the inner screw pipe portion 21;

[0040] The inner circumferential surface of the driving sleeve 31 is provided with a movable axial protrusion 311;

[0041] The axial protrusion 211 is slidably matched with the inner circumferential surface of the driving sleeve 31 , the movable axial protrusion 311 is slidably matched with the outer circumferential surface of the inner screw pipe portion 21 , and the movable axial protrusion 311 is matched with the axial protrusion 211 to stop.

[0042] like Figure 2 , Figure 3 As shown, the radial water guide hole 221 on the cylindrical water guide cavity 22 is connected to the radial water outlet hole 351 on the cylindrical switch sleeve 35; by rotating the rotary adjustment member 3, the cylindrical switch sleeve 35 gradually covers the radial water guide hole 221 to adjust the water outlet.

[0043] When in use, water flows into the water inlet cavity 12 through the cylindrical water guide cavity 22 of the water inlet joint 2, the radial water guide holes 221 and the radial water outlet holes 351 of the cylindrical switch sleeve 35; and then enters the external threaded pipe portion 11 through the water guide holes 142 on the water guide seat plate 14.

[0044] The above is only a preferred embodiment of the present invention. It should be noted that, for those skilled in the art, several improvements and modifications can be made without departing from the principle of the present invention, which are also considered as the protection scope of the present invention.

Claims

1. A water flow regulating device, characterized in that: It includes a water outlet joint, a water inlet joint and a rotating adjustment part. The water outlet joint comprises an external threaded pipe part, a water inlet cavity part, a flange arranged around the water inlet cavity part and a water guide seat plate arranged in the external threaded pipe part, wherein the center of the water guide seat plate is provided with a waist-shaped hole and water guide holes arranged around the waist-shaped hole; The water inlet joint comprises an inner screw pipe portion, a cylindrical water guide cavity with a lower opening arranged at the top of the inner thread pipe, a waist-shaped seat and a threaded connecting rod arranged at the top of the cylindrical water guide cavity, and a radial water guide hole is arranged on the cylindrical water guide cavity; The rotary adjustment member comprises a driving sleeve, an upper connecting cavity, a rotating hole provided on a partition plate, an annular groove provided on the partition plate in the upper connecting cavity and a cylindrical switch sleeve or two arc-shaped switch plates in a straight line, and a radial water outlet hole is provided on the cylindrical switch sleeve; The top plate of the internal threaded pipe part of the water inlet joint piece fits with the partition in the driving sleeve, the cylindrical water guide cavity extends into the cylindrical switch sleeve or the two arc-shaped switch plates through the rotating hole and is sealed, and the waist-shaped seat extends from the upper end of the cylindrical switch sleeve or the upper end of the arc-shaped switch plate; the water inlet cavity of the water outlet joint piece rotates with the upper connecting cavity and is sealed, the lower end is engaged with the annular groove, the waist-shaped seat is engaged with the waist-shaped hole, and the nut is screwed with the threaded connecting rod; The lower end of the water inlet cavity is provided with a sealing ring groove, and also includes a sealing ring, which is arranged in the sealing ring groove; The top of the inner screw pipe portion of the water inlet joint is provided with a circular ring seat surrounding the cylindrical water guide cavity, and the circular ring seat is provided with an annular sealing ring groove; A countersunk hole is provided at the lower end of the cylindrical switch sleeve of the driving sleeve; An annular sealing ring is arranged in the annular sealing ring groove, and the annular seat and the counterbore are rotatably matched and sealed.

2. A water flow regulating device according to claim 1, characterized in that: A guide hole is provided on the water guide seat plate of the water outlet joint, and the guide hole is located at the lower end of the waist-shaped hole; The cylindrical switch sleeve is inserted into the guide hole.

3. A water flow regulating device according to claim 1 or 2, characterized in that: An axial protrusion is provided on the outer circumferential surface of the inner screw pipe portion; The inner circumferential surface of the driving sleeve is provided with a movable axial protrusion; The axial protrusion is slidably matched with the inner circumferential surface of the driving sleeve, the movable axial protrusion is slidably matched with the outer circumferential surface of the inner screw pipe portion, and the movable axial protrusion is stopped by the axial protrusion.

Images