Self-generating digital display cold and hot water valve core

Abstract

A kind of self-generating digital display cold and hot water valve core, including base, core shell, knob, fixed valve core piece, dynamic valve core piece, water guide, water flow generator, impeller and temperature probe, fixed valve core piece is located in fixed cavity, dynamic valve core piece is rotatably connected with fixed valve core piece, dynamic valve core piece is located in dynamic valve core cavity, water guide is rotatably connected with the upper end of base and is sealed, axial water inlet hole is matched with seat cold water hole and seat hot water hole respectively;Water flow generator is located in driving sleeve, and rotor shaft extends into impeller cavity and is fixed with impeller, temperature probe is fixed with probe hole;The plug-in part of body is inserted into upper cavity and is sealed, the lower end of impeller cavity is supported with the bottom plate of upper cavity and is communicated with upper water inlet cavity, the gap between the lower end of water inlet cavity and the bottom plate of upper cavity constitutes annular water inlet hole;Driving sleeve extends out through sleeve, the top of body is rotatably connected with the top plate of core shell, and core shell is fixed with base.Cold water and hot water drive impeller from circumference, cold water and hot water are mixed evenly, driving force is strong, and impeller rotates fast.

Description

TECHNICAL FIELD

[0001] The present application relates to a rotating adjustment self-generating mixed water valve core, belonging to the field of bathroom accessories (valves). BACKGROUND

[0002] The prior art, Chinese patent 202220719150.8, a rotating adjustment self-generating mixed water valve core, including a shell, a base, a sealing ring, a generator, an impeller, a temperature sensor, a flow guide cover, a three-hole ceramic sheet, a mixed water valve sheet, a valve sheet holder, a rotating base, a valve stem; the base is provided with a sealing ring, a generator and a flow guide cover, the sealing ring is provided with a three-hole ceramic sheet, the three-hole ceramic sheet is provided with a ceramic sheet cold water inlet, a ceramic sheet hot water inlet and a ceramic sheet outlet; the rotating shaft of the generator is provided with an impeller, the impeller is arranged in the flow guide cover, and the flow guide cover is provided with an inclined water inlet and an outlet. The problems are: the cold water inlet, hot water inlet and mixed water outlet are arranged in the center and distributed in a ring shape; the impeller is horizontally arranged. SUMMARY

[0003] The purpose of the present application is to provide a self-generating digital display cold and hot water valve core, which has the characteristics of mixed water outlet located in the center, cold water and hot water inlet located in the circumferential edge, and impeller vertical arrangement.

[0004] The present application is realized as follows: a self-generating digital display cold and hot water valve core, characterized in that it comprises a base, a core shell, a knob, a fixed valve core, a movable valve core, a water guide, a water flow generator, an impeller and a temperature probe,

[0005] The base comprises a fixed cavity, two fan-shaped water outlet holes, two seat cold water holes and a cold water inlet groove communicated therewith, and two seat hot water holes and a hot water inlet groove communicated therewith;

[0006] The core shell has a lower opening and a sleeve provided at the top,

[0007] The knob comprises a driving sleeve, a body, an impeller cavity provided on the body and a water outlet cavity surrounding the impeller cavity, and the partition plate between the driving sleeve and the impeller cavity is provided with a shaft hole and a probe hole;

[0008] The fixed valve core is provided with two core water outlet holes, and the movable valve core is provided with a water guide groove;

[0009] The water guide comprises an upper cavity, an upper water inlet cavity, a lower water outlet cavity, a movable valve core cavity and two axial water inlet holes, the upper water inlet cavity and the lower water outlet cavity are communicated, and the axial water inlet holes are communicated with the upper cavity;

[0010] The fixed valve core piece is arranged in the fixed cavity and the core outlet hole and the fan-shaped outlet hole are corresponding, the movable valve core piece is rotationally matched with the fixed valve core piece, the movable valve core piece is arranged in the movable valve core cavity, the lower end of the water guide piece is rotationally matched with the upper end of the base and is sealed, and the two axial water inlet holes are respectively corresponding to the seat cold water hole and the seat hot water hole.

[0011] Preferably, the fixed cavity is in the shape of a waist, and the fixed valve core piece is in the shape of a waist.

[0012] Preferably, the inner wall of the movable valve core cavity is provided with an axial protrusion.

[0013] The movable valve core piece is provided with a positioning groove with an upper opening and a side opening, and the axial protrusion is inserted into the positioning groove.

[0014] Preferably, the upper cavity is provided with a plug-in seat, and the plug-in seat is provided with a plug-in groove.

[0015] The lower end of the water outlet cavity of the knob is provided with a circular-arc-shaped plug.

[0016] The circular-arc-shaped plug is inserted into the plug-in groove, and the body is matched with the upper end of the upper cavity to stop.

[0017] Preferably, the lower end of the sleeve is provided with a guide counterbore and a limiting groove in communication with the guide counterbore.

[0018] The knob is provided with an annular guide table surrounding the driving sleeve, and the annular guide table is provided with a stop block in the radial direction.

[0019] The annular guide table is slidably matched with the guide counterbore, and the stop block is limited in the limiting groove.

[0020] Preferably, the limiting groove is provided with an indicating groove.

[0021] Further comprising an elastic positioning device, the elastic positioning device comprising a ball and a spring.

[0022] The elastic positioning device is arranged in the device cavity of the upper opening of the stop block, and the ball is matched with the indicating groove.

[0023] Preferably, the two axial water inlet holes are on a diameter line.

[0024] The two seat hot water holes are on a diameter line, and the two seat cold water holes are located between the two seat hot water holes.

[0025] The self-generating digital display cold and hot water valve core drives the impeller from the circumferential direction by cold water and hot water, mixes the cold water and hot water uniformly, has strong driving force and fast impeller rotating speed. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 is a sectional view of the present application.

[0027] Figure 2 is Figure 1 A-A view of.

[0028] Figure 3 is Figure 1 B-B view of.

[0029] Figure 4 is Figure 1 C-C view of.

[0030] Figure 5 is a perspective view of the water guide and the base of the present application.

[0031] Figure 6 is a perspective view of the moving valve core and the moving valve core of the present application.

[0032] Figure 7 is one of the perspective exploded views of the present application.

[0033] Figure 8 is the second perspective exploded view of the present application.

[0034] Figure 9 is the third perspective exploded view of the present application.

[0035] Figure 10 is the fourth perspective exploded view of the present application.

[0036] Figure 11 is a top view of the water guide of the present application.

[0037] Figure 12 is a bottom view of the water guide of the present application. DETAILED DESCRIPTION

[0038] Embodiments of the present application are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary, only for explaining the present application, and cannot be understood as a limitation of the present application.

[0039] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connection", "linking" should be understood in a broad sense, for example, it can be fixed connection, or detachable connection, or integral connection; it can be direct connection, or indirect connection through intermediate medium, or internal communication of two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0040] As shown in Figure 1 A self-generating digital display hot and cold water valve core, characterized in that: comprising a base 1, a core shell 2, a knob 3, a fixed valve core piece 4, a movable valve core piece 5, a water guide 6, a water flow generator 71, an impeller 72 and a temperature probe 8,

[0041] The base 1 comprises a fixed cavity 11, two fan-shaped water outlet holes 12, two seat cold water holes 13 and a cold water inlet groove 131 connected therewith, and two seat hot water holes 14 and a hot water inlet groove 141 connected therewith; the two fan-shaped water outlet holes 12 are uniformly distributed in a circle;

[0042] The core shell 2 has a lower opening and a sleeve 21 provided at the top,

[0043] The knob 3 comprises a driving sleeve 31, a body 32, an impeller cavity 33 provided on the body 32 and a water inlet cavity 34 surrounding the impeller cavity 33, an axle hole (not marked in the figure) and a probe hole are provided on the partition plate between the driving sleeve 31 and the impeller cavity 33; the height of the water inlet cavity 34 is less than the height of the impeller cavity, and a spiral water outlet hole is provided on the impeller cavity 33;

[0044] The fixed valve core piece 4 is provided with two core water outlet holes 41, and the movable valve core piece 5 is provided with a water guide groove 51; the fixed valve core piece 4 and the movable valve core piece 5 are made of ceramic material;

[0045] The water guide 6 comprises an upper cavity 61, an upper water inlet cavity 62, a lower water outlet cavity 63, a movable valve core cavity 64 and two axial water inlet holes 65; the upper water inlet cavity 62 and the lower water outlet cavity 63 are communicated, and the two axial water inlet holes 65 and the upper cavity 61 are communicated; the upper cavity 61, the upper water inlet cavity 62, the lower water outlet cavity 63 and the movable valve core cavity 64 are sequentially arranged;

[0046] The water flow generator 71 comprises a stator core, a magnetic rotor and a coil;

[0047] The fixed valve core piece 4 is fixed in the fixed cavity 11 and the core water outlet hole 41 corresponds to the fan-shaped water outlet hole 12, the movable valve core piece 5 is rotationally matched with the fixed valve core piece 4, the movable valve core piece 5 is fixed in the movable valve core cavity 64, the lower end of the water guide piece 6 is rotationally matched with the upper end of the base 1 and is sealed, and the two axial water inlet holes 65 correspond to the seat cold water hole 13 and the seat hot water hole 14 respectively; the water flow generator 71 is arranged in the driving sleeve 31, the rotor shaft extends into the impeller cavity 33 through the shaft hole and is fixed with the impeller 72, and the temperature probe 8 is fixed with the probe hole; the plug-in part 321 of the body part 32 is plugged into the upper cavity 61 and is sealed, the lower end of the impeller cavity 33 is supported and matched with the bottom plate of the upper cavity 61 and is communicated with the upper water inlet cavity 62, and the gap between the lower end of the water inlet cavity 34 and the bottom plate of the upper cavity 61 forms an annular water inlet hole; the driving sleeve 31 extends out through the sleeve 21, the top of the body part 32 is rotationally matched with the top plate of the core shell 2, and the core shell 2 is fixed with the base 1.

[0048] The knob 3, the water flow generator 71, the impeller 72, the temperature probe 8, the water guide piece 6 and the movable valve core piece 5 rotate together to realize cold water, hot water or cold water and hot water proportion adjustment; water first enters the water inlet cavity 34, then enters the impeller cavity to drive the impeller to rotate, and then enters the lower water outlet cavity 63 from the upper water inlet cavity 62 and flows out from the water guide groove 51 of the movable valve core piece 5, the core water outlet hole 41 and the fan-shaped water outlet hole 12.

[0049] As a further improvement of the application, the fixed cavity 11 is in a waist shape, and the fixed valve core piece 4 is in a waist shape. The fixed valve core piece 4 can be effectively prevented from rotating relative to the base 1.

[0050] As a further improvement of the application, an axial protrusion 641 is arranged on the inner wall of the movable valve core cavity 64.

[0051] The movable valve core piece 5 is provided with a positioning groove 52 with an upper opening and a side opening, the axial protrusion 641 is inserted into the positioning groove 52, and the movable valve core piece 5 and the movable valve core cavity are detachably matched and convenient to assemble.

[0052] As a further improvement of the application, the upper cavity 61 is provided with a plug-in seat 611, and the plug-in seat 611 is provided with a plug-in groove.

[0053] The lower end of the water inlet cavity 34 of the knob 3 is provided with a circular-arc-shaped plug-in pin 341.

[0054] The circular-arc-shaped plug-in pin 341 is inserted into the plug-in groove, and the body part 32 is matched and stopped with the upper end of the upper cavity 61.

[0055] As a further improvement of the application, the lower end of the sleeve 21 is provided with a guide counterbore 211 and a limiting groove 212, and the limiting groove 212 is arranged on the circumferential wall of the guide counterbore 211.

[0056] The knob 3 is provided with an annular guide table 35 surrounding the driving sleeve 31, and the annular guide table 35 is provided with a stopper 36 in the radial direction;

[0057] The annular guide table 35 is in sliding fit with the guide hole 212, and the stopper 36 is in sliding fit and position-limiting in the limiting groove 212; by using such structure, the maximum position-limiting of cold water and hot water is realized, and over-rotation is prevented;

[0058] As an improvement of the present application, the limiting groove 212 is provided with an indicating groove 213;

[0059] Further, an elastic positioning device (not shown in the figure) is further included, which comprises a ball and a spring;

[0060] The elastic positioning device is arranged in the device cavity 361 of the upper opening of the stopper 36, and the ball is in fit with the indicating groove 213. When the ball is in fit with the indicating groove, it is in a closed state; when the knob is rotated, the ball leaves the indicating groove 213 and enters the limiting groove and is in sliding fit.

[0061] As a further improvement of the present application, the two axial water inlet holes 65 are on a diameter line;

[0062] The two seat hot water holes 14 are on a diameter line; and the two seat cold water holes 13 are located between the two seat hot water holes 14;

[0063] When the present application is used, as shown in Figure 6 is a view in a closed state, no matter whether the knob 3 is rotated clockwise or counterclockwise, the water guide groove 51 of the valve core 5 is in uniform fit with the core water outlet hole 41, so that the valve is opened, and the water flow is gradually increased;

[0064] As shown in Figure 5 , the knob 3 is rotated clockwise, Figure 5 The upper and lower axial water inlet holes 65 are firstly communicated with the seat cold water holes 13, and the cold water is gradually increased; then the cold water is gradually decreased, the area of the axial water inlet holes 65 communicated with the seat hot water holes 14 is gradually increased, so that the cold and hot water is mixed; and then the pure hot water is realized by further rotation. When the knob 3 is rotated counterclockwise, the same as the clockwise rotation of the knob 3.

[0065] Although the embodiments of the present application have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and purposes of the present application, and the scope of the present application is defined by the claims and their equivalents.

Claims

1. A self-generating digital display hot and cold water valve core, characterized in that: The utility model relates to a water heater, which comprises a base, a core shell, a knob, a fixed valve core, a movable valve core, a water guide, a water flow generator, an impeller and a temperature probe, The base comprises a fixed cavity, two fan-shaped water outlets, two seat cold water outlets and a cold water inlet groove, and two seat hot water outlets and a hot water inlet groove; The core shell has a lower opening and a sleeve provided on the top; The knob comprises a driving sleeve, a body, an impeller cavity provided on the body and a water inlet cavity surrounding the impeller cavity, an axial hole and a probe hole are provided on the partition plate between the driving sleeve and the impeller cavity; The fixed valve core is provided with two core water outlets, and the movable valve core is provided with a water guide groove; The water guide comprises an upper cavity, an upper water inlet cavity, a lower water outlet cavity, a movable valve core cavity and two axial water inlet holes, the upper water inlet cavity and the lower water outlet cavity are communicated, and the axial water inlet holes are communicated with the upper cavity; The fixed valve core is arranged in the fixed cavity and corresponds to the fan-shaped water outlets and the core water outlets, the movable valve core is rotationally connected with the fixed valve core, the movable valve core is arranged in the movable valve core cavity, the lower end of the water guide is rotationally connected with the upper end of the base and is sealed, the two axial water inlet holes are respectively connected with the seat cold water outlets and the seat hot water outlets, the water flow generator is arranged in the driving sleeve and the rotor shaft of the water flow generator extends into the impeller cavity and is fixed with the impeller, the temperature probe is fixed with the probe hole, the plug-in part of the body is inserted into the upper cavity and is sealed, the lower end of the impeller cavity is supported by the bottom plate of the upper cavity and is communicated with the upper water inlet cavity, the gap between the lower end of the water inlet cavity and the bottom plate of the upper cavity forms an annular water inlet hole, the driving sleeve extends out of the sleeve, the top of the body is rotationally connected with the top plate of the core shell, and the core shell is fixed with the base.

2. The self-generating digital display hot and cold water valve core according to claim 1, characterized in that: The fixed cavity is in the shape of a waist, and the fixed valve core is in the shape of a waist.

3. The self-generating digital display hot and cold water valve core according to claim 1, characterized in that: An axial protrusion is arranged on the inner wall of the movable valve core cavity. The movable valve core is provided with a positioning groove with an upper opening and a side opening, and the axial protrusion is inserted into the positioning groove.

4. The self-generating digital display hot and cold water valve core according to claim 1, characterized in that: An insertion seat is arranged in the upper cavity, and an insertion groove is arranged on the insertion seat. The lower end of the water outlet cavity of the knob is provided with a circular arc-shaped plug. The circular arc-shaped plug is inserted into the insertion groove, and the body is connected with the upper end of the upper cavity.

5. The self-generating digital display hot and cold water valve according to claim 1, characterized in that: The lower end of the sleeve is provided with a guide counterbore and a limiting groove communicated with the guide counterbore. An annular guide table surrounding the driving sleeve is arranged on the knob, and a stop block is arranged on the radial direction of the annular guide table. The annular guide table is slidably connected with the guide counterbore, and the stop block is slidably and limitedly arranged in the limiting groove.

6. The self-generating digital display hot and cold water valve according to claim 5, characterized in that: An indicating groove is arranged in the limiting groove. The utility model further comprises an elastic positioning device, which comprises a ball and a spring. The elastic positioning device is arranged in the device cavity of the upper opening of the stop block, and the ball is connected with the indicating groove.

7. A self-generating digital display hot and cold water valve according to claim 1, 2, 3, 4, 5 or 6, characterized in that: The two axial water inlet holes are arranged on a diameter line. The two seat hot water outlets are arranged on a diameter line, and the two seat cold water outlets are arranged between the two seat hot water outlets.

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