Bottom inlet and bottom outlet two-way water mixing valve core

Abstract

A bottom-in and bottom-out two-way water mixing valve core comprises a core shell, a driving piece, a movable ceramic piece, a static ceramic piece and a base, the static ceramic piece is arranged on the base, and a cold water hole, a hot water hole, a first water outlet hole and a second water outlet hole are in butt joint with a base cold water hole, a base hot water hole, a base first water outlet hole and a base second water outlet hole respectively; the movable ceramic plate and the static ceramic plate are rotationally matched and sealed, and the driving disc is connected with the movable ceramic plate; the open end of the core shell is fixed to the base, the valve rod is rotationally matched with the valve rod channel, and the transmission disc is rotationally matched with a top plate of the core shell. And the water outlet conversion is realized by clockwise or anticlockwise rotation. The driving piece adopts the structure, is simple in structure, is matched with the core shell, is convenient to assemble and is high in working efficiency.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of bathroom, especially a valve core of cold and hot water mixing and switching waterway. BACKGROUND

[0002] The prior art, Chinese patent 201821432738.5, discloses a two-bottom water inlet and two-bottom water outlet ceramic balance valve, which is provided with a rotating seat in a valve shell, an active valve plate and a fixed valve plate are sequentially stacked in the valve shell below the rotating seat, a valve rod is arranged in the center of the rotating seat and extends out of the valve shell, a base is used to block the fixed valve plate, the active valve plate and the rotating seat from falling out below the valve shell, and a balance valve is installed in the water inlet chamber of the base, and the ceramic balance valve is placed in the valve chamber reserved in a water distribution valve seat when in use, the water distribution valve seat has a cold water inlet channel, a hot water inlet channel, a first outlet channel and a second outlet channel which are penetrated from the bottom surface of the valve chamber. SUMMARY

[0003] The utility model aims at providing a two-water distribution mixed valve core with simple structure and convenient assembly.

[0004] The utility model is implemented as follows: a two-water distribution mixed valve core with the special features of comprising an open-end core shell, a driving member, a dynamic ceramic sheet, a static ceramic sheet and a base,

[0005] The core shell is provided with a valve rod channel, and the driving member comprises a driving rod part, a valve rod and a transmission disc.

[0006] The dynamic ceramic sheet is provided with an open-end water guide cavity,

[0007] The static ceramic sheet comprises a cold water hole, a hot water hole, a first water outlet hole and a second water outlet hole, the cold water hole and the hot water hole are on a diameter line, the first water outlet hole and the second water outlet hole are on a diameter line, and the two diameter lines are perpendicular.

[0008] The base comprises a seat cold water hole, a seat hot water hole, a seat first water outlet hole and a seat second water outlet hole.

[0009] The static ceramic sheet is arranged on the base, and the cold water hole, the hot water hole, the first water outlet hole and the second water hole are respectively connected with the seat cold water hole, the seat hot water hole, the seat first water outlet hole and the seat second water outlet hole; the dynamic ceramic sheet is rotationally connected with the static ceramic sheet and is sealed, the transmission disc is connected with the dynamic ceramic sheet; the open end of the core shell is fixed with the base, the valve rod is rotationally connected with the valve rod channel, and the transmission disc is rotationally connected with the top plate of the core shell; clockwise or counterclockwise rotation is realized.

[0010] The speciality of the bottom inlet bottom outlet two water distribution mixed valve core lies in that the bottom seat is provided with an axial positioning plate, an axial pin plate and a locking groove, the locking groove is provided with a locking tongue,

[0011] The lower end of the core shell is provided with an axial pin groove and a locking plate, and the locking plate is provided with a locking tongue hole;

[0012] The static ceramic sheet is provided with an axial positioning groove;

[0013] The axial positioning plate and the axial positioning groove are embedded, the axial pin plate and the axial pin groove are inserted, the locking plate and the locking groove are inserted, and the locking tongue and the locking tongue hole are embedded.

[0014] The speciality of the bottom inlet bottom outlet two water distribution mixed valve core lies in that the transmission disc is provided with an axial connecting plate, and the dynamic ceramic sheet is provided with an axial connecting groove, and the axial connecting plate and the axial connecting groove are inserted.

[0015] The speciality of the bottom inlet bottom outlet two water distribution mixed valve core lies in that the top of the core shell is provided with a stop block;

[0016] The transmission disc is provided with a circular convex part and a radial stop block;

[0017] The radial stop block and the circular convex part are rotationally matched with the top plate of the core shell, and the radial stop block is matched with the stop block.

[0018] The speciality of the bottom inlet bottom outlet two water distribution mixed valve core lies in that the radial stop block is provided with a radial movable hole;

[0019] The inner wall of the core shell is provided with a stop groove;

[0020] Further comprising a spring and a stop rod, the stop rod comprises a rod part and a bullet-shaped head part;

[0021] The spring is provided with the radial movable hole, the rod part is inserted into the spring, the bullet-shaped head part is stretched out of the radial movable hole and is slidingly matched with the inner wall and matched with the stop groove.

[0022] The speciality of the bottom inlet bottom outlet two water distribution mixed valve core lies in that the top plate of the core shell is provided with a hot water side mark;

[0023] The hot water hole on the static ceramic sheet is opposite to the hot water side mark.

[0024] The speciality of the bottom inlet bottom outlet two water distribution mixed valve core lies in that the upper end of the seat cold water hole, the seat hot water hole, the seat first water outlet hole and the seat second water outlet hole on the bottom seat is fan-shaped, and the lower end is circular;

[0025] The cold water hole and the hot water hole are respectively fan-shaped and have the same size, the first water outlet hole has a circular arc upper end and a fan-shaped lower end, and the second water outlet hole is fan-shaped and has a smaller upper end radius than a lower end radius.

[0026] The water guide cavity of the dynamic ceramic sheet comprises a main cavity part and a circular arc cavity part.

[0027] The bottom-in bottom-out two-way water distribution mixed valve core has the advantages that the driving member has the structure, is simple in structure, is matched with the core shell, is convenient to assemble, and is high in work efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0028] Figure 1 is a sectional view of the utility model.

[0029] Figure 2 is Figure 1 A-A view of.

[0030] Figure 3 is Figure 2 B-B view of.

[0031] Figure 4 is a local plane exploded view of the utility model.

[0032] Figure 5 is one of the utility model's three-dimensional exploded views.

[0033] Figure 6 is the second three-dimensional exploded view of the utility model.

[0034] Figure 7 is a perspective view of the utility model. DETAILED DESCRIPTION

[0035] The embodiments of the utility model are described in detail below, and examples of the embodiments are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are only used to explain the utility model and cannot be understood as a limitation of the utility model.

[0036] In the description of the utility model, it should be explained that, unless explicitly defined and limited, the terms "mounting", "connection" and "connection" should be understood broadly, for example, can be fixed connection, can be detachable connection, or integrally connected, can be directly connected, or indirectly connected through an intermediate medium, and can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0037] As Figure 1 ,Figure 2 As shown in the drawings, a bottom-in bottom-out two-way water distribution valve core includes a core shell 1 with one open end, a driving member 2, a dynamic ceramic sheet 3, a static ceramic sheet 4, and a base 5,

[0038] The core shell 1 is provided with a valve rod passage 11,

[0039] The driving member 2 includes a driving rod portion 21, a valve rod 22, and a transmission disc 23; the driving rod portion 21 is used for knob connection; the driving member 2 adopts such a structure, which is simple in structure, convenient in machining, and high in work efficiency;

[0040] The dynamic ceramic sheet 3 is provided with a water guide cavity 31 with one open end,

[0041] The static ceramic sheet 4 includes a cold water hole 41, a hot water hole 42, a first water outlet hole 43, and a second water outlet hole 44; the cold water hole 41 and the hot water hole 42 are on a diameter line, the first water outlet hole 43 and the second water outlet hole 44 are on a diameter line, and the diameter line on which the cold water hole 41 and the hot water hole 42 are located is perpendicular to the diameter line on which the first water outlet hole 43 and the second water outlet hole 44 are located;

[0042] The base 5 includes a seat cold water hole 51, a seat hot water hole 52, a seat first water outlet hole 53, and a seat second water outlet hole 54;

[0043] The static ceramic sheet 4 is arranged on the base 5, and the cold water hole 41, the hot water hole 42, the first water outlet hole 43, and the second water outlet hole 44 are respectively butted against the seat cold water hole 51, the seat hot water hole 52, the seat first water outlet hole 53, and the seat second water outlet hole 54, the first water outlet hole 43 and the seat first water outlet hole 53 form a first water outlet path, and the second water outlet hole 44 and the seat second water outlet hole 54 form a second water outlet path; the dynamic ceramic sheet 3 is rotationally matched with the static ceramic sheet 4 and is sealed, the transmission disc 23 is connected with the dynamic ceramic sheet 3; the open end of the core shell 1 is fixed with the base 5, the valve rod 22 is rotationally matched with the valve rod passage 11, and the transmission disc 23 is rotationally matched with the top plate of the core shell 1; clockwise or counterclockwise rotation is realized to switch water outlet;

[0044] As shown in the drawings, Figure 1 , Figure 4 The water guide cavity 31 covers the cold water hole 41, and is in a closed state or static state; the driving member 2 and the dynamic ceramic sheet 3 are rotated counterclockwise, the water guide cavity 31 and the first water outlet hole 43 are communicated, the first water outlet path is communicated, and cold water flows out; the water guide cavity 31 and the cold water hole 41 and the hot water hole 42 are communicated by further rotation, and cold-hot mixed water flows out; the water guide cavity 31 and the hot water hole 42 are communicated by further rotation, and hot water flows out.

[0045] As shown in the drawings, Figure 1 , Figure 4As shown, the driving member 2 and the dynamic ceramic sheet 3 rotate in the clockwise direction, the water guide cavity 31 is communicated with the second water outlet hole 44, the second water outlet path is communicated, and cold water flows out; continue to rotate, the water guide cavity 31 is communicated with the cold water hole 41 and the hot water hole 42, and cold-hot mixed water flows out; continue to rotate, the water guide cavity is communicated with the hot water hole 42; and hot water flows out;

[0046] In the state that the first water outlet path is communicated, the driving member 2 and the dynamic ceramic sheet 3 rotate in the clockwise direction, and the first water outlet path communicated state can be converted into the second water outlet path communicated state.

[0047] In the state that the first water outlet path is communicated, the driving member 2 and the dynamic ceramic sheet 3 rotate in the clockwise direction, and the first water outlet path communicated state can be converted into the second water outlet path communicated state.

[0048] As a further improvement of the utility model: the base 5 is equipped with an axial positioning plate 55, an axial pin plate 56 and a locking groove 57, the locking groove 57 is equipped with a lock tongue 571,

[0049] The lower end of the core shell 1 is equipped with an axial pin groove 12 and a locking plate 13, and the locking plate 13 is equipped with a lock tongue hole;

[0050] The static ceramic sheet 4 is equipped with an axial positioning groove 45;

[0051] The axial positioning plate 55 and the axial positioning groove 45 are embedded, the axial pin plate 56 and the axial pin groove 12 are inserted, the locking plate 13 and the locking groove 57 are inserted, and the lock tongue 571 and the lock tongue hole 131 are embedded. With such a structure, the base 5, the static ceramic sheet 4 and the core shell 1 are fixed together.

[0052] As a further improvement of the utility model: the driving disc 23 is equipped with an axial connecting plate 231, and the dynamic ceramic sheet 3 is equipped with an axial connecting groove 32, and the axial connecting plate 231 and the axial connecting groove 32 are inserted.

[0053] As a further improvement of the utility model: the top of the core shell 1 is equipped with a stop block 14, the stop block 14 is arc-shaped and connected with the top plate and the circumferential wall plate of the core shell;

[0054] The driving disc 23 is equipped with a circular convex part 232 and a radial stop block 233;

[0055] The radial stop block 233 and the circular convex part 232 are rotationally matched with the top plate of the core shell 1, and the radial stop block 233 is matched and stopped with the stop block 14;

[0056] As a further improvement of the utility model: the radial stop block 233 is equipped with a radial movable hole;

[0057] The inner wall of the core shell 1 is equipped with a stop groove 15;

[0058] Further comprising spring 61 and gear lever 62, gear lever 62 comprising lever part 621 and bullet-shaped head 622;

[0059] Spring 61 is provided with a radial movable hole, lever part 621 is inserted into spring 61, bullet-shaped head 622 extends out of the radial movable hole and is in sliding fit with the inner wall of core shell 1 and in fit with gear slot;

[0060] Gear slot 15 and stop block 14 are on a diameter line, as shown, radial stop block 233 and stop block 14 are on a diameter line, in static state or closed state. Figure 3

[0061] As a further improvement of the utility model: top plate of core shell 1 is provided with hot water side mark 16;

[0062] Hot water hole 42 on static ceramic sheet 4 and hot water side mark are opposite, facilitating installation and identification.

[0063] As a further improvement of the utility model: upper end of seat cold water hole 51, seat hot water hole 52, seat first water outlet hole 53 and seat second water outlet hole 54 on base 5 is fan-shaped, and lower end is circular;

[0064] Cold water hole 41 and hot water hole 42 are respectively fan-shaped and same in size, upper end of first water outlet hole 43 is circular arc-shaped, and lower end is fan-shaped, second water outlet hole 44 is fan-shaped, and radius of upper end is less than that of lower end.

[0065] Water guide cavity 31 of dynamic ceramic sheet 3 comprises main cavity part and circular arc-shaped cavity part.

[0066] Although the embodiments of the utility model 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 utility model, and the scope of the utility model is defined by the claims and its equivalents.​

Claims

1. A bottom inlet and bottom outlet two-way water dividing spool, characterized in that: The core shell includes an open end, a driving member, a dynamic ceramic sheet, a static ceramic sheet and a base, The core shell is provided with a valve rod channel, and the driving member includes a driving rod part, a valve rod and a transmission disc; The dynamic ceramic sheet is provided with a water guide cavity with an open end, The static ceramic sheet includes a cold water hole, a hot water hole, a first water outlet hole and a second water outlet hole, the cold water hole and the hot water hole are on a diameter line, the first water outlet hole and the second water outlet hole are on a diameter line, and the two diameter lines are perpendicular; The base includes a seat cold water hole, a seat hot water hole, a seat first water outlet hole and a seat second water outlet hole; The static ceramic sheet is arranged on the base, and the cold water hole, the hot water hole, the first water outlet hole and the second water outlet hole are respectively connected with the seat cold water hole, the seat hot water hole, the seat first water outlet hole and the seat second water outlet hole; the dynamic ceramic sheet is rotationally connected with the static ceramic sheet and is sealed, the transmission disc is connected with the dynamic ceramic sheet; the open end of the core shell is fixed with the base, the valve rod is rotationally connected with the valve rod channel, and the transmission disc is rotationally connected with the top plate of the core shell; Clockwise or counterclockwise rotation is realized to switch the water outlet.

2. The bottom inlet and outlet two-way water distribution valve core according to claim 1, characterized in that: The base is provided with an axial positioning plate, an axial pin plate and a locking groove, and the locking groove is provided with a lock tongue, The lower end of the core shell is provided with an axial pin groove and a locking plate, and the locking plate is provided with a lock tongue hole; The static ceramic sheet is provided with an axial positioning groove; The axial positioning plate and the axial positioning groove are embedded, the axial pin plate and the axial pin groove are inserted, the locking plate and the locking groove are inserted, and the lock tongue and the lock tongue hole are embedded.

3. The bottom inlet and outlet two-way water distribution valve core according to claim 1, characterized in that: The transmission disc is provided with an axial connecting plate, and the dynamic ceramic sheet is provided with an axial connecting groove, and the axial connecting plate and the axial connecting groove are inserted.

4. The bottom inlet and outlet two-way water distribution valve core according to claim 1, characterized in that: The top of the core shell is provided with a stop block; The transmission disc is provided with a circular convex part and a radial stop block; The radial stop block and the circular convex part are rotationally connected with the top plate of the core shell, and the radial stop block is connected with the stop block.

5. The bottom inlet and outlet two-way water dividing cartridge according to claim 4, characterized in that: The radial stop block is provided with a radial movable hole; The inner wall of the core shell is provided with a stop groove; It also includes a spring and a stop rod, and the stop rod includes a rod part and a bullet-shaped head part; The spring is provided with a radial movable hole, the rod part is inserted into the spring, the bullet-shaped head part extends out of the radial movable hole and is slidingly connected with the inner wall and connected with the stop groove.

6. The bottom inlet and outlet two-way water mixing valve cartridge according to claim 1, wherein: The top plate of the core shell is provided with a hot water side mark; The hot water hole on the static ceramic sheet is opposite to the hot water side mark.

7. A bottom inlet and bottom outlet two-way water dividing cartridge according to claim 1, 2, 3, 4, 5 or 6, characterized in that: The upper end of the seat cold water hole, the seat hot water hole, the seat first water outlet hole and the seat second water outlet hole of the base is fan-shaped, and the lower end is circular; The cold water hole and the hot water hole are respectively fan-shaped and have the same size, the upper end of the first water outlet hole is arc-shaped, the lower end is fan-shaped, the second water outlet hole is fan-shaped, and the radius of the upper end is smaller than that of the lower end.

8. The bottom inlet and outlet two-way water dividing cartridge according to claim 7, characterized in that: The water guide cavity of the dynamic ceramic sheet includes a main cavity part and an arc-shaped cavity part.

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