CN218935362U - Side-in bottom-out type flat-open temperature regulating valve core - Google Patents

Abstract

The utility model discloses a side-in bottom-out type flat-open temperature-regulating valve core, which comprises a valve shell, and a valve rod, a movable valve plate and a static valve plate which are sequentially arranged in the valve shell from top to bottom.

Description

Side-in bottom-out type flat-open temperature regulating valve core

Technical Field

The utility model relates to the technical field of faucet valve cores, in particular to a side-in bottom-out type flat-open temperature regulating valve core.

Background

The valve core is a valve part for realizing direction control, pressure control or flow control by moving or rotating a valve rod arranged in the valve body, and is widely used in water taps. In order to better adapt to cold and hot water pipe joints exposed on the wall, the existing faucet mounted on the wall is mostly provided with a built-in cold and hot water mixing valve core in a bottom-in bottom-out flow channel mode. For example, chinese patent application No. cn201821805270.X (grant publication No. CN 209340555U) discloses a water mixing and dividing integrated faucet valve core, where the water dividing valve core includes a valve housing, a water mixing operation valve rod, a water dividing operation valve rod, and a water mixing valve plate assembly and a water dividing valve plate assembly located in the valve housing; be equipped with hot water inlet channel, cold water inlet channel and a plurality of play water channel on the valve casing, mix water operation valve rod with mix water valve block subassembly and be connected, control through mixing water operation valve rod mix water valve block subassembly and can realize that hot water inlet channel, cold water inlet channel and mix the interior mix water cavity intercommunication of mixing water valve block subassembly. The valve core can respectively realize two functions of mixing water and separating water by adopting two groups of valve plate assemblies in the same valve core of the water tap, the water inlet and the water outlet of the water tap are arranged at the bottom, the valve rod of the water tap can only be arranged forward due to the limitation of a bottom inlet and bottom outlet structure, the handle of the water tap can only be arranged in front finally, in certain specific occasions, the handle of the water tap is arranged at two sides in a way of transversely arranging the valve rod, and some users are also used to operate the handle of the water tap at the side, so the structure of the water tap with the bottom inlet and the bottom outlet cannot meet the requirements mentioned above, and the water tap with the valve rod arranged transversely is also required to be suitable for side operation.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a side-in bottom-out type side-in type side-out type side-in type temperature regulating valve core which is novel in structure and capable of transversely arranging a valve rod to enable the valve rod to be suitable for side operation.

The technical scheme adopted for solving the technical problems is as follows: the side-in bottom-out type flat-open temperature regulating valve core comprises: the valve comprises a valve shell, a valve rod, a movable valve plate and a static valve plate, wherein the valve rod, the movable valve plate and the static valve plate are sequentially arranged in the valve shell from top to bottom, the movable valve plate is inserted into the bottom of the valve rod and is attached to the static valve plate to rotate, a first water inlet and a second water inlet are formed in the side part of the valve shell, a mixed water outlet is formed in the bottom of the valve shell, a first water inlet channel capable of conducting the first water inlet and a second water inlet channel capable of conducting the second water inlet are formed in the movable valve plate, a water outlet hole matched with the first water inlet channel and the second water inlet channel is formed in the static valve plate, a water outlet end of the water outlet hole is conducted with the mixed water outlet to form a water outlet channel, the overlapped area between the water outlet hole and the first water inlet channel, the water outlet hole and the second water inlet channel is adjusted through rotation, and the mixed water outlet ratio in the mixed water outlet channel is controlled so that temperature regulation control of a valve core is realized.

In order to enable the first water inlet and the second water inlet to better realize water inlet from the side, the first water inlet and the second water inlet are preferably arranged at intervals along the length direction of the valve housing.

In order to better realize two independent water outlet channels of side in and bottom out, preferably, the valve rod is provided with a water guide channel of side in and bottom out for conducting the first water inlet, the first water inlet channel is a water guide hole vertically penetrating through the upper end face and the lower end face of the movable valve plate to be communicated with the water guide channel, the second water inlet channel is a water guide groove which is arranged on the outer peripheral surface of the movable valve plate and penetrates to the bottom plane of the movable valve plate to form side in and bottom out, and an opening of the water guide groove is aligned outwards and communicated with the second water inlet.

In order to enable the water guide holes and the water guide grooves to be better matched with the water guide holes so as to realize the accurate control of the mixed water outlet proportion, preferably, the water guide holes are provided with two water guide holes which are symmetrically distributed on the movable valve plate, the water guide grooves are also provided with two water guide grooves which are symmetrically distributed on the movable valve plate, the water guide holes and the water guide grooves are circumferentially arranged at intervals and are staggered with each other, and the water guide holes are also provided with two water guide holes which are symmetrically distributed on the static valve plate.

Further, the cross sections of the water guide hole and the water guide groove are all in a sector shape with the same axis, and the cross section of the water guide hole is also in a sector shape which is mutually matched with the cross sections of the water guide hole and the water guide groove.

In order to enable the water flows of the first water inlet and the second water inlet to be mutually independent and not mutually interfered, preferably, the valve housing is sequentially sleeved with a first sealing ring, a second sealing ring and a third sealing ring from top to bottom on the outer peripheral wall of the valve housing, the first water inlet is arranged between the first sealing ring and the second sealing ring, the second water inlet is arranged between the second sealing ring and the third sealing ring, and a fourth sealing ring is sleeved on the outer peripheral wall of the valve rod so as to separate the water flows of the first water inlet channel and the second water inlet channel.

In order to facilitate the processing, manufacturing and assembly of the whole valve core, preferably, the valve shell further comprises a valve seat which is connected to the bottom and can be detached, the mixed water outlet is arranged on the valve seat, the static valve plate is arranged at the upper end of the valve seat, the third sealing ring is sleeved on the valve seat, and a fifth sealing ring for sealing is further arranged between the static valve plate and the valve seat.

In order to optimize the mounting structure of the whole valve core, the structure of the valve core can be more stable, preferably, the bottom of the valve rod downwards extends to form a first clamping block, a first clamping groove matched with the first clamping block is formed in the peripheral wall of the movable valve block, the first clamping block is inserted into the first clamping groove so that the valve rod and the movable valve block are inserted into a whole, a second clamping block is arranged on the peripheral wall of the static valve block, and a second clamping groove capable of being used for the second clamping block to be inserted and positioned is formed in the inner wall of the valve shell.

In order to enable the valve rod to rotate in place and stop timely, preferably, a limiting block is further arranged on the valve rod, a first limiting wall and a second limiting wall which are matched with two side walls of the limiting block are arranged on the valve shell, and in the rotating process of the valve rod relative to the valve shell, the two side walls of the limiting block can respectively prop against the first limiting wall or the second limiting wall to further form the rotating limiting of the valve rod.

In order to realize that the valve rod can carry out accurate location when rotating to the preset position, preferably, valve casing and valve rod between still be equipped with the positioner that can be with the movable valve block of grafting in the valve rod bottom in different play water positions, this positioner is including locating on the valve rod, locate between valve rod and the positioner order about the spring of locating the head evagination and locate two can supply on the valve casing the fixed locating hole of locating head screens, still be equipped with the fixed orifices that is used for inlaying the spring on the valve rod, make the locating head inlay respectively in the locating hole of two different positions through rotating the valve rod, and then form two different play water positions.

Compared with the prior art, the utility model has the advantages that: the valve is characterized in that a first water inlet used for connecting a cold water pipe and a second water inlet used for connecting a hot water pipe are formed in the side part of the valve casing, a first water inlet channel capable of connecting the first water inlet and a second water inlet channel capable of connecting the second water inlet are formed in a movable valve plate arranged in the valve casing respectively, water holes which are adaptive to the first water inlet channel and the second water inlet channel are formed in a static valve plate, the overlapping area between the water holes and the first water inlet channel, the water holes and the second water inlet channel is regulated by rotating the movable valve plate, and then the mixed water outlet ratio in the water outlet channel arranged at the bottom of the valve casing is controlled, so that the temperature regulation control of the valve core is realized.

Drawings

FIG. 1 is a schematic perspective view of an embodiment of the present utility model;

FIG. 2 is an exploded perspective view of an embodiment of the present utility model;

FIG. 3 is a schematic view of the mounting structure of a valve stem and a valve housing in an embodiment of the present utility model;

FIG. 4 is a schematic cross-sectional view of an embodiment of the present utility model (arrows show the flow path of the first water inlet);

FIG. 5 is a schematic cross-sectional view of an embodiment of the present utility model (arrows show schematic flow paths of the second water inlet);

FIG. 6 is a schematic cross-sectional view of a positioning device according to an embodiment of the present utility model;

fig. 7 is a schematic view showing an internal structure of a valve housing in an embodiment of the present utility model.

Detailed Description

The utility model is described in further detail below with reference to the embodiments of the drawings.

Fig. 1 to 7 are schematic diagrams of the present embodiment, and the side-in bottom-out type flat-open temperature-regulating valve core of the present embodiment mainly includes a valve housing 1, a valve rod 2, a movable valve plate 3, a static valve plate 4, a positioning device 6, and the like.

As shown in fig. 1 to 3, the valve rod 2, the movable valve plate 3 and the static valve plate 4 are sequentially arranged in the valve casing 1 from top to bottom, the movable valve plate 3 is inserted into the bottom of the valve rod 2 and is attached to the static valve plate 4 to rotate, a first water inlet 11 and a second water inlet 12 are arranged on the side part of the valve casing 1, a mixed water outlet 13 is arranged at the bottom, a first water inlet channel 31 capable of conducting the first water inlet 11 and a second water inlet channel 32 capable of conducting the second water inlet 12 are arranged on the movable valve plate 3, meanwhile, a water through hole 41 matched with the first water inlet channel 31 and the second water inlet channel 32 is arranged on the static valve plate 4, a water outlet end of the water through hole 41 is communicated with the mixed water outlet 13 to form a water outlet channel, and the overlapping area between the water through rotating the movable valve plate 3 and the first water inlet channel 31, the water through hole 41 and the second water inlet channel 32 is further controlled to control the mixed water outlet ratio in the water outlet channel so as to realize temperature adjustment control of the valve core.

As shown in fig. 1 and 2, in the present embodiment, the first water inlet 11 and the second water inlet 12 are arranged at intervals along the length direction of the valve housing 1. The first water inlet 11 and the second water inlet 12 are respectively used for connecting a cold water pipe and a hot water pipe, a side-in bottom-out water guide channel 21 for connecting the first water inlet 11 is arranged on the valve rod 2, the first water inlet channel 31 is a water guide hole 33 vertically penetrating through the upper end face and the lower end face of the movable valve plate 3 to be communicated with the water guide channel 21, the second water inlet channel 32 is a water guide groove 34 arranged on the outer peripheral surface of the movable valve plate 3 and penetrating through the bottom plane of the movable valve plate 3 to form the side-in bottom-out water guide groove, and the opening of the water guide groove 34 is aligned outwards and communicated with the second water inlet 12.

In this embodiment, two water guiding holes 33 are symmetrically arranged on the movable valve plate 3, two water guiding grooves 34 are symmetrically arranged on the movable valve plate 3, each water guiding hole 33 and each water guiding groove 34 are circumferentially arranged at intervals and are staggered, and two water guiding holes 41 are symmetrically arranged on the static valve plate 4. And, the cross section of water guiding hole 33, water guiding groove 34 is the fan-shaped of coaxial, and the cross section of water hole 41 also is the fan-shaped that coincides each other with water guiding hole 33, water guiding groove 34 cross section, when moving valve block 3 rotates, can be better with two water guiding holes 33 and two water guiding grooves 34 respectively with two water holes 41 running fit to increase do the overlapping area that reduces the cooperation department, in order to realize cold and hot temperature's regulation.

In this embodiment, in order to enable the water flows of the first water inlet and the second water inlet to be independent and not interfering with each other, as shown in fig. 4 and 5, a first sealing ring 14, a second sealing ring 15 and a third sealing ring 16 are sequentially sleeved on the outer peripheral wall of the valve housing 1 from top to bottom, the first water inlet 11 is disposed between the first sealing ring 14 and the second sealing ring 15, the second water inlet 12 is disposed between the second sealing ring 15 and the third sealing ring 16, and a fourth sealing ring 17 is also sleeved on the outer peripheral wall of the valve rod 2 to separate the water flows of the first water inlet channel 31 and the second water inlet channel 32.

Referring to fig. 1 and 4, in order to facilitate the processing, manufacturing and assembling of the whole valve core, in this embodiment, the valve housing 1 further includes a valve seat 5 connected to the bottom and capable of being detached, the valve seat 5 is detachably designed through threaded connection, the mixed water outlet 13 is disposed on the valve seat 5, the static valve plate 4 is disposed at the upper end of the valve seat 5, the third sealing ring 16 is sleeved on the valve seat 5, and a fifth sealing ring 18 for sealing is further disposed between the static valve plate 4 and the valve seat 5.

Referring to fig. 2, in order to optimize the installation structure of the whole valve core, the bottom of the valve rod 2 can be more stable in structure, the first clamping block 22 extends downwards, the first clamping groove 35 matched with the first clamping block 22 is formed in the peripheral wall of the movable valve plate 3, the first clamping block 22 is inserted into the first clamping groove 35, the valve rod 2 and the movable valve plate 3 are further inserted into a whole, the second clamping block 42 is arranged on the peripheral wall of the static valve plate 4, and the second clamping groove 43 for the second clamping block 42 to be inserted and positioned is formed in the inner wall of the valve shell 1.

As shown in fig. 1 and 2, in this embodiment, the valve rod 2 is further provided with a limiting block 23, a first limiting wall 19a and a second limiting wall 19b adapted to two side walls 231 of the limiting block 23 are disposed on the inside of the valve housing, and in the rotation process of the valve rod 2 relative to the valve housing 1, the two side walls 231 of the limiting block 23 can respectively abut against the first limiting wall 19a or the second limiting wall 19b to further form a rotation limit of the valve rod 2.

As shown in fig. 2 and 6, in this embodiment, the positioning device 6 is disposed between the valve housing 1 and the valve rod 2, and can position the movable valve plate 3 inserted into the bottom of the valve rod 2 at different water outlet positions, in this embodiment, the positioning device 6 includes a positioning head 61 disposed on the valve rod 2, a spring 62 disposed between the valve rod 2 and the positioning head 61 to drive the positioning head 61 to protrude outwards, and two positioning holes 63 disposed on the valve housing 1 for fixing the positioning head 61, and a fixing hole 64 for inserting the spring 62 and the positioning head is further disposed on the valve rod 2.

The working principle of the side-in bottom-out type flat-open temperature regulating valve core in the embodiment is as follows:

as shown in fig. 4 and 5, the first water inlet 11 and the second water inlet 12 are both disposed at the side of the valve housing 1, in this embodiment, the first water inlet 11 is connected to a cold water pipe, the arrow shown in fig. 4 is a flow path schematic for connecting the first water inlet 11, the second water inlet 12 is connected to a hot water pipe, the arrow shown in fig. 5 is a flow path schematic for connecting the second water inlet 12, the overlapping area between the water passing hole 41 and the first water inlet channel 31, the water passing hole 41 and the second water inlet channel 32 is adjusted by rotating the movable valve plate 3, and then the ratio of cold and hot mixed water output in the water outlet channel disposed at the bottom of the valve housing 1 is controlled, so as to realize the temperature adjustment control of the whole valve core.

It should be noted that, in the description of the present embodiment, the directions or positional relationships indicated by the terms "front, rear", "left, right", "inner, outer", "upper, lower", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. The terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Claims (10)

1. The utility model provides a side-entry bottom-exit flat-open temperature regulating valve core, includes valve casing (1) and top-down in proper order in valve rod (2), movable valve block (3) and quiet valve block (4) of valve casing (1), movable valve block (3) peg graft in valve rod (2) bottom and laminating in quiet valve block (4) rotate, its characterized in that: the side of valve casing (1) is equipped with first water inlet (11) and second water inlet (12), and the bottom is equipped with mixed delivery port (13), set up on moving valve block (3) can switch on first water inlet (11) first water inlet channel (31) and can switch on second water inlet (12) second water inlet channel (32), be equipped with on static valve block (4) with water hole (41) of first water inlet channel (31) and second water inlet channel (32) looks adaptation, water outlet end of water hole (41) switches on mixed delivery port (13) forms out the water channel, through rotating moving valve block (3) are adjusted water hole (41) and first water inlet channel (31), are crossed overlap area between water hole (41) and second water inlet channel (32), and then control the mixed water yield proportion in the water outlet channel in order to realize the control that adjusts the temperature of case.

2. The side-in bottom-out side-opening temperature regulating valve core according to claim 1, wherein: the first water inlet (11) and the second water inlet (12) are arranged at intervals along the length direction of the valve casing (1).

3. The side-in bottom-out side-opening temperature regulating valve core according to claim 1, wherein: the valve rod (2) on set up the side and get out of order to be used for switching on water guide channel (21) of first water inlet (11), first water inlet channel (31) for vertically link up in move upper and lower terminal surface of valve block (3) with intercommunication water guide hole (33) of water guide channel (21), second water inlet channel (32) are for locating move on the periphery of valve block (3) and run through to move valve block (3) bottom plane and form side water guiding groove (34) of getting out of the bottom, the opening of water guiding groove (34) is aimed at outwards and is linked together second water inlet (12).

4. The side-in bottom-out side-opening temperature regulating valve core according to claim 3, wherein: the water guide holes (33) are arranged on the movable valve plate (3) in a symmetrical mode, the water guide grooves (34) are also arranged on the movable valve plate (3) in a symmetrical mode, the water guide holes (33) and the water guide grooves (34) are arranged at intervals along the circumferential direction and are distributed in a staggered mode, and the water passing holes (41) are also arranged on the static valve plate (4) in a symmetrical mode.

5. The side-in bottom-out side-opening temperature regulating valve core according to claim 3, wherein: the cross sections of the water guide hole (33) and the water guide groove (34) are all in a sector shape with the same axis, and the cross section of the water guide hole (41) is also in a sector shape which is mutually matched with the cross sections of the water guide hole (33) and the water guide groove (34).

6. The side-in bottom-out side-opening temperature regulating valve core according to claim 1, wherein: the valve casing (1) peripheral wall top-down in proper order the cover be equipped with first sealing washer (14), second sealing washer (15) and third sealing washer (16), first water inlet (11) are located first sealing washer (14) are between second sealing washer (15), second water inlet (12) are located second sealing washer (15) are between third sealing washer (16), also the cover is equipped with fourth sealing washer (17) on the peripheral wall of valve rod (2) in order to be used for separating the rivers of first water inlet channel (31) and second water inlet channel (32).

7. The side-in bottom-out side-opening temperature regulating valve core according to claim 6, wherein: the valve casing (1) also include connect in bottom and can dismantle disk seat (5), mix delivery port (13) and locate on disk seat (5), quiet valve block (4) are located the upper end of disk seat (5), third sealing washer (16) cover is located on disk seat (5), quiet valve block (4) with still be equipped with between disk seat (5) and be used for sealed fifth sealing washer (18).

8. The side-in bottom-out side-opening temperature regulating valve core according to claim 1, wherein: the valve rod (2) bottom downwardly extending have first fixture block (22), move valve block (3) periphery wall seted up with first draw-in groove (35) of first fixture block (22) looks adaptation, first fixture block (22) cartridge in first draw-in groove (35) and then make valve rod (2) with move valve block (3) grafting and form an organic wholely, the periphery wall of quiet valve block (4) is equipped with second fixture block (42), set up on valve casing (1) inner wall can supply second fixture block (42) are inlayed second draw-in groove (43) of location.

9. The side-in bottom-out side-opening temperature regulating valve core according to claim 1, wherein: the valve rod (2) on still be equipped with stopper (23), be equipped with on valve casing (1) with first spacing wall (19 a) and second spacing wall (19 b) of two lateral wall (231) looks adaptations that stopper (23) have, in the rotation in-process of valve rod (2) for valve casing (1), two lateral wall (231) of stopper (23) can support respectively first spacing wall (19 a) or second spacing wall (19 b) and then form the rotation spacing of valve rod (2).

10. The side-in bottom-out side-opening temperature regulating valve core according to claim 1, wherein: the valve is characterized in that a positioning device (6) capable of positioning a movable valve plate (3) inserted into the bottom of the valve rod (2) at different water outlet positions is further arranged between the valve shell (1) and the valve rod (2), the positioning device (6) comprises a positioning head (61) arranged on the valve rod (2), a spring (62) arranged between the valve rod (2) and the positioning head (61) and used for driving the positioning head (61) to protrude outwards, and two positioning holes (63) arranged on the valve shell (1) and used for fixing the positioning head (61) in a clamping mode, and a fixing hole (64) used for being embedded with the spring (62) is further formed in the valve rod (2).

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