CN220870149U - Pressing switching valve core - Google Patents

Abstract

The utility model provides a press switch valve core, includes the shell and establishes the inside inner shell of shell, the lower extreme of inner shell is equipped with the base, be equipped with the water inlet on the perisporium of base, the bottom of base is equipped with a plurality of delivery ports, still be equipped with the number on the inner shell with the button that the delivery port matches, its characterized in that: each water outlet is provided with a valve core group capable of controlling the water outlet to open and close in a rotating mode, correspondingly, the inner shell is internally provided with a plurality of control devices, each control device is used for driving one valve core group to rotate, and each control device is correspondingly connected with one key. Compared with the prior art, the utility model has the advantages that: the rotation of the valve core group at the water outlet is respectively and independently controlled by utilizing different keys, so that each water outlet of the pressing switching valve core can be independently opened and closed, the pressing switching valve core is simple in structure, the production cost is reduced, and the service life of the pressing switching valve core can be prolonged.

Description

Pressing switching valve core

Technical Field

The utility model relates to a valve core of a faucet, in particular to a pressing switching valve core.

Background

The valve core is an important component part in bathroom products, such as a shower faucet in the bathroom products, and the shower faucet has a multi-gear function, so that the switching of gears of the shower faucet needs to be controlled by switching the valve core. At present, the switching valve core can be divided into a multi-gear rotary type, a push type and a swing type, wherein the push type switching valve core is used for switching on and off of gears by pushing, and the use is more convenient.

The prior switching valve core is shown in China utility model with a patent application number of CN202120217100.5 (grant notice number of CN 215371099U) and comprises a plurality of key rods, a reset elastic piece and a switching disc, wherein the key rods can move up and down in key holes of the switching disc, a switching locking mechanism is further arranged between each key rod and the switching disc and comprises a first blocking part arranged in the key holes and protruding radially, a second blocking part arranged on the key rods and propped against the first blocking part, at least one of the second blocking part and the first blocking part is provided with an inclined plane, and the inclined plane is arranged at the propped against position of the first blocking part and the second blocking part. The linkage mechanism can automatically unlock and move upwards after only one of the key rods which is not locked is pressed down to be locked.

However, the multi-key linkage type switching valve core in the prior art has a complex structure and a plurality of components, so that the production cost of the switching valve core is high, and mechanical loss can be generated among the components of the switching valve core in the actual use process, thereby shortening the service life of the switching valve core, and further improvement is needed.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a pressing switching valve core capable of independently controlling each waterway.

The technical scheme adopted for solving the technical problems is as follows: this press switch valve core, be in including the shell with establish the inside inner shell of shell, the lower extreme of inner shell is equipped with the base, be equipped with the water inlet on the perisporium of base, the bottom of base is equipped with a plurality of delivery ports, still be equipped with the number on the inner shell with the button that the delivery port matches, its characterized in that: each water outlet is provided with a valve core group capable of controlling the water outlet to open and close in a rotating mode, correspondingly, the inner shell is internally provided with a plurality of control devices, each control device is used for driving one valve core group to rotate, and each control device is correspondingly connected with one key.

In order to enable the valve core set to open and close the water outlet, preferably, the valve core set comprises a movable valve plate and a fixed valve plate, the fixed valve plate is provided with a flow guide hole for communicating the water inlet and the water outlet, the fixed valve plate is fixed on the base, the flow guide hole can be covered or opened by rotating the movable valve plate, and each movable valve plate is connected with one control device and driven to rotate by the control device.

In order to mount the control device in the inner casing, preferably, the inner casing includes an upper valve body and a lower valve body, the upper valve body and the lower valve body are connected, a mounting hole for mounting the control device is provided on the lower valve body, and the control device can move axially along the mounting hole.

In order to realize that the shell can supply water to flow in and out, preferably, the shell includes upper shell and inferior valve, the upper shell is connected with the inferior valve, inner shell and base mounting are in the cavity that upper shell and inferior valve formed, be equipped with the water inlet channel that supplies water to flow in on the lateral wall of inferior valve, the water inlet with the water inlet channel intercommunication, just be equipped with the egress opening that a plurality of water supplies flow out on the bottom of inferior valve, the number and the position of egress opening correspond with the delivery port, every the delivery port with one the egress opening intercommunication.

In order to enable the control device to rotate, preferably, the control device comprises a push rod, a rotating part and a driven part, wherein the push button is connected with the upper end of the push rod, a plurality of circumferentially spaced driving blocks are arranged on the periphery of the lower end of the push rod, the lower ends of the driving blocks are in a sharp angle shape, the upper valve body is provided with a through hole for the axial movement of the push rod, the inner wall of the through hole is provided with a plurality of circumferentially spaced high-level grooves and low-level grooves, the high-level grooves and the low-level grooves are arranged in a staggered manner, an inclined surface limiting part is arranged in the low-level grooves, the driving blocks can move up and down in the high-level grooves and the low-level grooves, a rotating part is further arranged at the lower end of the push rod, a plurality of circumferentially spaced rotating blocks are arranged on the periphery of the lower end of the rotating part, the upper and lower ends of the rotating blocks are respectively provided with inclined angle sliding surfaces, the inclined surfaces of the upper ends of the rotating blocks are matched with the sharp angle shapes of the lower ends of the driving blocks, the inclined surfaces of the upper ends of the rotating blocks can abut against the inclined surfaces of the low-level grooves, the inclined surfaces of the corresponding inclined surfaces of the lower grooves are matched with the sliding grooves, and the lower ends of the rotating blocks are matched with the rotating grooves.

In order to realize that the control device drives the valve core group to rotate, preferably, the control device further comprises a connecting piece, wherein the connecting piece is fixedly connected with the lower end of the driven piece, and the connecting piece is connected with the movable valve plate.

In order to limit the connecting piece to move up and down, the device preferably further comprises a limiting piece for limiting the connecting piece to move, wherein the limiting piece is sleeved on the driven piece, and the limiting piece is arranged on the connecting piece.

In order to maintain the state after the push rod moves downwards, preferably, a first return spring is sleeved on the push rod, one end of the first return spring is connected with the outside of the push rod, the other end of the first return spring is abutted to the top end of the through hole, and the first return spring can maintain the push rod to move downwards.

In order to enable the bevel sliding surface at the upper end of the rotating block to prop against the bevel limiting part of the low-level groove, preferably, a second reset spring is arranged in the rotating piece, one end of the second reset spring is connected with the inside of the rotating piece, the other end of the second reset spring is propped against the driven piece, and the bevel sliding surface at the upper end of the rotating block can prop against the bevel limiting part of the low-level groove.

In order to make the sealing effect of the pressing switching valve core better, preferably, a sealing ring is arranged between the inner shell and the outer shell.

Compared with the prior art, the utility model has the advantages that: the rotation of the valve core group at the water outlet is respectively and independently controlled by utilizing different keys, so that each water outlet of the pressing switching valve core can be independently opened and closed, the pressing switching valve core is simple in structure, the production cost is reduced, and the service life of the pressing switching valve core can be prolonged.

Drawings

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

FIG. 2 is a schematic diagram of an embodiment of the present utility model (with the housing omitted);

FIG. 3 is a schematic view of the structure (with the housing omitted) at another angle according to an embodiment of the present utility model;

FIG. 4 is an exploded perspective view of the inner housing in an embodiment of the present utility model;

FIG. 5 is a schematic view of a base structure according to an embodiment of the present utility model;

FIG. 6 is a schematic diagram of a control device and a valve core set according to an embodiment of the present utility model;

FIG. 7 is an exploded perspective view of a control device and a valve cartridge assembly according to an embodiment of the present utility model;

Fig. 8 is a cross-sectional view of 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.

As shown in fig. 1-8, is a preferred embodiment of the present utility model.

As shown in fig. 1-8, the pressing switching valve core in this embodiment includes an outer shell 1, an inner shell 2, a base 3, keys 4, a valve core set 5, a control device 6 and a sealing ring 7, the inner shell 2 is disposed in the outer shell 1, the lower end of the inner shell 2 is provided with the base 3, three water inlets 31 are disposed on the peripheral wall of the base 3, three water outlets 32 are disposed at the bottom of the base 3, three keys 4 are further disposed on the inner shell 2, a valve core set 5 capable of rotatably controlling the opening and closing of the water outlets 32 is disposed at each water outlet 32, correspondingly, a plurality of control devices 6 are disposed in the inner shell 2, each control device 6 is used for driving one valve core set 5 to rotate, and each control device 6 is correspondingly connected with one key 4. Wherein, the outer shell 1 comprises an upper shell 11 and a lower shell 12, the upper shell 11 is connected with the lower shell 12, the inner shell 2 and the base 3 are arranged in a cavity formed by the upper shell 11 and the lower shell 12, a water inlet channel 121 for water to flow in is arranged on the side wall of the lower shell 12, the water inlet 31 is communicated with the water inlet channel 121, three water supply flow outflow outlets 122 are arranged on the bottom of the lower shell 12, the position of each water outflow outlet 122 corresponds to one water outlet 32, and each water outlet 32 is communicated with one water outflow outlet 122. In addition, the inner housing 2 includes an upper valve body 21 and a lower valve body 22, the upper valve body 21 and the lower valve body 22 are connected, a mounting hole 221 for mounting the control device 6 is provided on the lower valve body 22, and the control device 6 is axially movable along the mounting hole 221. A sealing ring 7 is arranged between the inner shell 2 and the outer shell 1.

As shown in fig. 4-8, the valve core set 5 includes a movable valve plate 51 and a fixed valve plate 52, the fixed valve plate 52 is provided with a diversion hole 521 for communicating the water inlet 31 and the water outlet 32, the fixed valve plate 52 is fixed on the base 3, the rotation of the movable valve plate 51 can cover or open the diversion hole 521, and each movable valve plate 51 is connected with one control device 6 and driven to rotate by the control device 6. In addition, the control device 6 comprises a push rod 61, a rotating piece 62, a driven piece 63 and a connecting piece 64, the key 4 is connected with the upper end of the push rod 61, a plurality of driving blocks 611 which are circumferentially arranged at intervals are arranged on the periphery of the lower end of the push rod 61, and the lower end of the driving blocks 611 is in a sharp angle shape; the upper valve body 21 is provided with a through hole 211 for axially moving the push rod 61, the inner wall of the through hole 211 is provided with a plurality of high-level grooves 212 and low-level grooves 213 which are circumferentially arranged at intervals, the high-level grooves 212 and the low-level grooves 213 are arranged in a staggered mode, the low-level grooves 213 are internally provided with inclined limiting parts 214, the driving block 611 can move up and down in the high-level grooves 212 and the low-level grooves 213, the push rod 61 is sleeved with a first reset spring 612, one end of the first reset spring 612 is connected with the outside of the push rod 61, the other end of the first reset spring 612 is abutted to the top end of the through hole 211, and the first reset spring 612 can keep the push rod 61 in a downward moving state; the lower end of the push rod 61 is also provided with a rotating piece 62, the periphery of the lower end of the rotating piece 62 is provided with a plurality of rotating blocks 621 which are circumferentially arranged at intervals, the upper end and the lower end of the rotating blocks 621 are respectively provided with an oblique angle sliding surface, the oblique angle sliding surface at the upper end of the rotating blocks 621 is matched with the sharp angle shape at the lower end of the driving block 611, the oblique angle sliding surface at the upper end of the rotating blocks 621 can prop against the oblique angle limiting part 214 of the low-level groove 213, correspondingly, a second return spring 622 is arranged in the rotating piece 62, one end of the second return spring 622 is connected with the inside of the rotating piece 62, the other end of the second return spring 622 is propped against the driven piece 63, and the oblique angle sliding surface at the upper end of the rotating blocks 621 can prop against the oblique angle limiting part 214 of the low-level groove 213; the driven piece 63 is provided with a chute 631 matched with the oblique angle sliding surface at the lower end of the rotating block 621, the chute 631 is provided with an oblique surface, the driving block 611 of the push rod 61 is matched with the oblique angle sliding surface at the upper end of the rotating block 621 to realize the rotation of the rotating piece 62, and the oblique angle sliding surface at the lower end of the rotating block 621 is matched with the chute 631 of the driven piece 63 to realize the rotation of the driven piece 63. The lower extreme fixedly connected with connecting piece 64 of follower 63, connecting piece 64 is connected with movable valve piece 51 to the cover is equipped with locating part 8 on the follower 63, and locating part 8 is used for restricting the connecting piece 64 and removes, and locating part 8 locates on the connecting piece 64.

The following will be an operation explanation taking this embodiment as an example:

When the water outlet 32 is used, the key 4 which needs to be opened is pressed down, so that the push rod 61 is pushed downwards along the through hole 211, the lower end of the driving block 611 on the push rod 61 is abutted against the oblique angle sliding surface at the upper end of the rotating block 621 of the rotating piece 62, the rotating piece 62 rotates through the cooperation of the oblique angle sliding surface at the lower end of the rotating block 621 and the sliding groove 631 of the driven piece 63, the driven piece 63 also rotates, the driven piece 63 rotates the movable valve plate 51 through the connecting piece 64, the movable valve plate 51 rotates to open the guide hole 521 of the fixed valve plate 52, the water inlet 31 is communicated with the water outlet 32, water flows in from the water inlet channel 121, sequentially passes through the water inlet 31, the guide hole 521 and the water outlet 32, and finally flows out from the outflow hole 122, and accordingly the corresponding water outlet 32 is opened; when the push rod 61 and the rotating member 62 move downward, the first return spring 612 and the second return spring 622 are compressed, the key 4 is released, the first return spring 612 and the second return spring 622 are both reset, the first return spring 612 resets the push rod 61 to keep the downward moving state, the key 4 also keeps the pressed state, and the second return spring 622 resets the inclined sliding surface at the upper end of the rotating block 621 abuts against the inclined surface limiting part 214 of the low-level groove 213, so that the water outlet 32 keeps the open state. Otherwise, the key 4 is pressed again, the push rod 61 rotates the rotating piece 62 again, so that the driven piece 63 is driven to rotate again, the movable valve plate 51 rotates to cover the diversion hole 521 of the fixed valve plate 52, and the oblique angle sliding surface at the upper end of the rotating piece 621 moves out of the low-level groove 213 and rotates into the high-level groove 212 due to the fact that the rotating piece 62 rotates again, the key 4 is loosened, and the key 4 rebounds to the initial position, so that the corresponding water outlet 32 is closed.

It should be noted that, in the description of the present embodiment, the terms "front, rear", "left, right", "upper, lower", and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, and 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 azimuth, be configured and operated in a specific azimuth, 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 press switch valve core, includes shell (1) and establishes inner shell (2) inside shell (1), the lower extreme of inner shell (2) is equipped with base (3), be equipped with water inlet (31) on the perisporium of base (3), the bottom of base (3) is equipped with a plurality of delivery ports (32), still be equipped with on inner shell (2) the number with button (4) that delivery port (32) match, its characterized in that: each water outlet (32) is provided with a valve core group (5) capable of controlling the water outlet (32) to open and close in a rotating mode, correspondingly, a plurality of control devices (6) are arranged in the inner shell (2), each control device (6) is used for driving one valve core group (5) to rotate, and each control device (6) is correspondingly connected with one key (4).

2. The push switch spool as set forth in claim 1, wherein: the valve core group (5) comprises movable valve plates (51) and fixed valve plates (52), guide holes (521) used for communicating the water inlet (31) and the water outlet (32) are formed in the fixed valve plates (52), the fixed valve plates (52) are fixed on the base (3), the guide holes (521) can be covered or opened by rotating the movable valve plates (51), and each movable valve plate (51) is connected with one control device (6) and driven to rotate by the control device (6).

3. The push switch spool as set forth in claim 2, wherein: the inner shell (2) comprises an upper valve body (21) and a lower valve body (22), the upper valve body (21) is connected with the lower valve body (22), a mounting hole (221) for mounting the control device (6) is formed in the lower valve body (22), and the control device (6) can axially move along the mounting hole (221).

4. The push-to-switch valve cartridge of claim 3, wherein: the shell (1) comprises an upper shell (11) and a lower shell (12), the upper shell (11) is connected with the lower shell (12), the inner shell (2) and the base (3) are installed in a cavity formed by the upper shell (11) and the lower shell (12), a water inlet channel (121) for water supply flow to enter is arranged on the side wall of the lower shell (12), a water inlet (31) is communicated with the water inlet channel (121), a plurality of water supply flow outflow outlets (122) are arranged on the bottom of the lower shell (12), the number and the positions of the outflow outlets (122) correspond to the water outlets (32), and each water outlet (32) is communicated with one water outlet (122).

5. The push-to-switch valve cartridge of claim 4, wherein: the control device (6) comprises a push rod (61), a rotating piece (62) and a driven piece (63), wherein the key (4) is connected with the upper end of the push rod (61), a plurality of driving blocks (611) which are arranged at intervals circumferentially are arranged at the periphery of the lower end of the push rod (61), the lower end of the driving block (611) is in a sharp angle shape, a through hole (211) for the axial movement of the push rod (61) is arranged on the upper valve body (21), a plurality of high-level grooves (212) and low-level grooves (213) which are arranged at intervals circumferentially are arranged on the inner wall of the through hole (211), inclined surface limiting parts (214) are arranged in the low-level grooves (213), the driving blocks (611) can move up and down in the high-level grooves (212) and the low-level grooves (213), a plurality of rotating blocks (621) which are arranged at intervals are arranged circumferentially are arranged at the periphery of the lower end of the rotating piece (62), the upper end of the rotating block (621) is provided with inclined surfaces which are opposite to the inclined surfaces (621) which are arranged at the opposite inclined surfaces of the lower ends of the driving block (213), the driven piece (63) is provided with a chute (631) matched with the oblique angle sliding surface at the lower end of the rotating block (621), the chute (631) is provided with an inclined surface, the driving block (611) of the push rod (61) is matched with the oblique angle sliding surface at the upper end of the rotating block (621) to realize the rotation of the rotating piece (62), and the oblique angle sliding surface at the lower end of the rotating block (621) is matched with the chute (631) of the driven piece (63) to realize the rotation of the driven piece (63).

6. The push-to-switch valve cartridge of claim 5, wherein: the control device (6) further comprises a connecting piece (64), the connecting piece (64) is fixedly connected with the lower end of the driven piece (63), and the connecting piece (64) is connected with the movable valve plate (51).

7. The push-to-switch valve cartridge of claim 6, wherein: the device further comprises a limiting piece (8) used for limiting the movement of the connecting piece (64), the driven piece (63) is sleeved with the limiting piece (8), and the limiting piece (8) is arranged on the connecting piece (64).

8. The push switch spool as set forth in claim 7, wherein: the push rod (61) is sleeved with a first reset spring (612), one end of the first reset spring (612) is connected with the outside of the push rod (61), the other end of the first reset spring is abutted to the top end of the through hole (211), and the first reset spring (612) can keep the push rod (61) in a downward moving state.

9. The push switch spool as set forth in claim 8, wherein: the novel rotary table is characterized in that a second reset spring (622) is arranged in the rotary piece (62), one end of the second reset spring (622) is connected with the inside of the rotary piece (62), the other end of the second reset spring is abutted to the driven piece (63), and the second reset spring (622) can enable an oblique angle sliding surface at the upper end of the rotary block (621) to abut against an oblique-face limiting part (214) of the low-level groove (213).

10. The push switch spool as set forth in claim 9, wherein: a sealing ring (7) is arranged between the inner shell (2) and the outer shell (1).