CN220850817U - Rotary concentrated water shutoff valve - Google Patents

Abstract

The utility model discloses a rotary concentrated water shutoff valve which comprises a valve seat, a valve sleeve, a valve core and a shell, wherein the valve core is movably arranged in the valve sleeve, the shell is sleeved outside the valve sleeve and is in adaptive connection with the valve seat, a water inlet and a water outlet are formed in the side wall of the shell, a first through hole communicated with the water outlet is formed in the side wall of the valve sleeve, a first water through groove which radially penetrates through the side wall of the valve core and is communicated with the water inlet is formed in the valve core, a water through groove communicated with the first water through groove is circumferentially formed in the side wall of the valve core, two ends of the water through groove are not communicated, the water through area of the water through groove in the circumferential direction of the valve core is gradually changed, and the valve core rotates to control the on-off of a water path between the first water through groove or the water through groove and the first through hole. The utility model can automatically adjust the discharge amount according to the amount of the concentrated water, and is convenient to use.

Description

Rotary concentrated water shutoff valve

Technical Field

The utility model relates to the technical field of fluid conveying equipment, in particular to a rotary concentrated water shutoff valve.

Background

The valve structure is commonly used and is often used with a water purifier in a matched mode, so that the valve structure is also called a concentrated water valve for discharging concentrated water of the water purifier, but a flow channel between a water inlet and a water outlet of the current valve is fixed, so that the drainage flow is unchanged, and when the water purifier is applied in different regions, the water quality of source water is different, the discharge amount of the concentrated water is also different, and the better the water quality of the source water is, the lower the discharge amount of the concentrated water is, and conversely, the higher the discharge amount of the concentrated water is. However, the current shutoff valve cannot regulate and discharge the concentrated water in the water purifier, and the current shutoff valve is manually opened to discharge the concentrated water, so that the use is very inconvenient.

Disclosure of utility model

The utility model aims to provide a rotary concentrated water shutoff valve which can automatically adjust the discharge amount according to the quantity of concentrated water and is convenient to use.

In order to solve the technical problems, the utility model adopts the following scheme:

The utility model provides a rotary type dense water shutoff valve, includes disk seat, valve pocket, case and shell, and the valve core activity is located in the valve pocket, and the valve pocket outside is located to the shell cover and disk seat adaptation is connected, and the shell lateral wall is equipped with water inlet, delivery port, and the valve pocket lateral wall is equipped with the first through-hole with the delivery port switch-on, be equipped with along radially running through the case lateral wall and with the first water channel of water inlet switch-on the case, the case lateral wall circumference is equipped with the water channel of switch-on with first water channel, and water channel both ends do not communicate, and water channel changes along the water area of case circumference step by step, and the case rotates the break-make of water channel between control first water channel or water channel directness and the first through-hole.

By adopting the technical scheme, the first water through tank and the water through tank which are mutually communicated are arranged on the side wall of the valve core, the water through tank is an arc-shaped tank which is distributed along the side wall of the valve core, the first water through tank is communicated with the water inlet by penetrating through the side wall of the valve core along the radial direction of the valve core, concentrated water is input from the water inlet and flows to the first water through tank, the valve core is rotated to control the water path between the first water through tank and the first through hole to be directly communicated, or the water path between the water through tank and the first through hole to be directly communicated is controlled, the water through tank is changed step by step along the circumference, the valve core is continuously rotated, the concentrated water quantity flowing into the water outlet is also changed step by step along with the change of the water through area, thus the quantity of the concentrated water generated by the water purifier can be automatically changed according to the quantity of the concentrated water discharged by rotating the valve core, and the concentrated water discharge is not required to be opened manually, and the water purifier is convenient to use.

Further, the first water passing groove is communicated with the maximum water passing area of the water passing groove, and the water passing area of the water passing groove in the clockwise or anticlockwise direction is gradually reduced.

Further, a water passing cavity communicated with the water inlet is formed in the middle of the valve core, and the first water passing groove is communicated with the water passing cavity along the radial direction of the valve core.

Further, the middle part of the valve core is connected with a core column positioned in the water passing cavity, a gap is reserved between the core column and the side wall of the water passing cavity, the top end of the core column is rotationally connected with the inner wall of the shell, an open cavity is formed in the core column, an air hole communicated with the open cavity is formed in the top of the shell, and a first sealing ring is circumferentially embedded in the upper end of the core column.

Further, a limiting block positioned between the first sealing ring and the top of the valve core is arranged on the side wall of the core column, and a stepped limiting opening corresponding to the limiting block is arranged on the top of the valve sleeve.

Further, the stem extends downwards to the lower part of the valve core, a second sealing ring positioned below the valve core is arranged on the side wall of the stem, and a third sealing ring is circumferentially embedded in the lower part of the valve sleeve.

Further, a limiting block protruding outwards is arranged at the top of the valve core, and a water blocking surface is formed between the second water passing groove and the end part of the water passing groove.

Further, a second through hole opposite to the first through hole is formed in the side wall of the valve sleeve.

Further, be equipped with the fourth sealing washer in the first through-hole, the fourth sealing washer inboard is equipped with the first lantern ring of supporting of adaptation, and first lantern ring middle part is equipped with the first water hole with the delivery port switch-on, is equipped with the fifth sealing washer in the second through-hole, and the fifth sealing washer inboard is equipped with the second lantern ring of supporting of adaptation, and second lantern ring middle part is equipped with the second water hole.

Further, a motor is arranged below the valve seat, and an output shaft of the motor drives the valve core to rotate.

The utility model has the beneficial effects that:

1. According to the utility model, the first water through tank and the water through tank are mutually communicated, the water path between the first water through tank and the first through hole can be controlled to be directly communicated by rotating the valve core, or the water path between the water through tank and the first through hole is controlled to be directly communicated, the water through area of the water through tank along the circumference is changed step by step, the valve core is continuously rotated, the concentrated water quantity flowing into the water outlet is also changed step by step along with the change of the water through area, so that the aim of generating the concentrated water quantity according to the water purifier can be achieved, the discharged concentrated water quantity is automatically changed by rotating the valve core, the aim of adjusting and discharging according to the concentrated water quantity is achieved, and the concentrated water discharge is also carried out without manual opening, so that the water purifier is convenient to use.

2. The side wall of the valve core is also provided with a second water passing groove communicated with the water passing cavity, concentrated water can be directly discharged from the second water passing groove, and the concentrated water is discharged at a high flow rate, so that the valve core rotates positively to realize the regulation and discharge, and the valve core rotates reversely to realize the high flow rate discharge, thereby realizing the back flushing function of a reverse osmosis membrane in the water purifier.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is a cross-sectional view of the valve cartridge of FIG. 2 in a forward rotation;

FIG. 4 is a cross-sectional view of the valve cartridge of FIG. 2 in reverse rotation;

FIG. 5 is an exploded view of the valve cartridge with a second water passage;

Fig. 6 is an overall cross-sectional view of the valve body with the second water passage groove.

Reference numerals: 01-motor, 02-output shaft, 03-valve core, 04-second sealing ring, 05-valve seat, 06-third sealing ring, 07-fifth sealing ring, 08-shell, 09-second water hole, 10-second support collar, 11-first sealing ring, 12-air hole, 13-water inlet, 14-water outlet, 15-first water hole, 16-first support collar, 17-fourth sealing ring, 18-first water through groove, 19-water through cavity, 20-second water through groove, 21-water through groove, 22-water blocking surface, 23-first groove, 24-limiting block, 25-second groove, 26-step limiting port, 27-second through hole, 28-first through hole, 29-third sealing ring, 30-core column, 31-open cavity, 32-positioning sleeve, 33-valve sleeve.

Detailed Description

The present utility model will be described in further detail with reference to examples and drawings, but embodiments of the present utility model are not limited thereto.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "longitudinal", "lateral", "horizontal", "inner", "outer", "front", "rear", "top", "bottom", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and for simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "configured," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically 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.

Example 1

The utility model provides a rotary type dense water shutoff valve, includes disk seat 05, valve pocket 33, case 03 and shell 08, and case 03 activity is located in the valve pocket 33, and the shell 08 cover is located the valve pocket 33 outside and is connected with disk seat 05 adaptation, and the shell 08 lateral wall is equipped with water inlet 13, delivery port 14, and valve pocket 33 lateral wall is equipped with the first through-hole 28 with delivery port 14 switch-on, be equipped with on the case 03 along radially running through case 03 lateral wall and with the first water channel 18 switch-on of water inlet 13, case 03 lateral wall circumference is equipped with the water channel 21 that switches on with first water channel 18, and water channel 21 both ends are not linked together, and water channel 21 changes along the water passing area of case 03 circumference step by step, and case 03 rotation control first water channel 18 or water channel 21 is direct with the on-off of water channel between the first through-hole 28.

In this embodiment, as shown in fig. 1 and 2, the concentrate shutoff valve is mainly composed of a valve seat 05, a valve sleeve 33, a valve core 03 and a casing 08, the bottom surface of the valve seat 05 is connected with an adaptive motor 01, an output shaft 02 of the motor 01 drives the valve core 03 to rotate, the valve sleeve 33 is of a sleeve structure, the lower end is integrally formed with the top surface of the valve seat 05, the valve core 03 is rotationally sleeved in the valve sleeve 33, the casing 08 is sleeved outside the valve sleeve 33, a first through hole 28 is aligned with the center of a water outlet 14 and mutually communicated, a first water through groove 18 and a water through groove 21 which are mutually communicated are arranged on the side wall of the valve core 03, the water through groove 21 is an arc groove distributed along the side wall of the valve core 03, the water through groove 21 is not communicated in the radial direction of the valve core 03, the two ends of the water through groove 21 are communicated, the first water through groove 18 is communicated with the water inlet 13 along the radial direction of the side wall of the valve core 03, the concentrated water is input from the water inlet 13 and directly flows to the first water passing groove 18, the valve core 03 is driven to rotate by the motor 01, the direct conduction of a waterway between the first water passing groove 18 and the first through hole 28 can be controlled, or the direct conduction of a waterway between the water passing groove 21 and the first through hole 28 is controlled, the water passing area of the water passing groove 21 is changed step by step along the circumference, the water passing area is the cross section area of the water passing groove 21, the valve core 03 is continuously rotated, the concentrated water flowing into the water outlet 14 is also changed step by step along with the gradual change of the water passing area of the water passing groove 21, thus the aim of automatically changing the discharged concentrated water according to the quantity of the concentrated water generated by the water purifier can be realized, the aim of regulating and discharging the concentrated water according to the concentrated water is realized, the concentrated water is not required to be opened manually to be discharged, the water purifier is convenient to use, and after the water purifier is installed on the water purifier, so that the water purifier can be suitable for different water qualities.

Example 2

Preferably, the first water passing groove 18 is connected with the water passing groove 21 at the maximum water passing area, and the water passing area of the water passing groove 21 in the clockwise or anticlockwise direction is gradually reduced.

On the basis of the above embodiment, as shown in fig. 3, the first water passing tank 18 is connected to the maximum water passing area of the water passing tank 21, so that the water passing amount at the first water passing tank 18 is the maximum, when the motor 01 drives the valve core 03 to rotate forward, the minimum water passing area of the water passing tank 21 is connected to the first through hole 28 first, at this time, the concentrated water can be discharged, and as the valve core 03 continues to rotate forward, the water passing area gradually increases, and the concentrated water discharge amount at the water outlet 14 also gradually increases; as shown in fig. 4, when the motor 01 drives the valve core 03 to rotate reversely, the first water passing groove 18 is communicated with the first through hole 28 at first, and is discharged at a large flow rate, so that a reverse osmosis membrane in the water purifier can be realized, the valve core 03 continues to rotate positively, the water passing area of the water passing groove 21 is gradually reduced, the discharge amount of concentrated water at the water outlet 14 is also gradually reduced, the automatic change of the discharged concentrated water amount is realized by driving the rotation direction of the valve core 03, the regulation of the discharge of the concentrated water amount according to the concentrated water amount is realized, the water purifier can be suitable for water purifiers of different models, and the use is more convenient without manual opening for discharging the concentrated water.

Preferably, a water passing cavity 19 communicated with the water inlet 13 is arranged in the middle of the valve core 03, and the first water passing groove 18 is communicated with the water passing cavity 19 along the radial direction of the valve core 03. Specifically, the valve core 03 adopts a tubular structure, the middle part of the valve core 03 is provided with a water passing cavity 19 communicated with the water inlet 13, concentrated water directly flows to the water passing cavity 19 after entering from the water inlet 13, is conveyed to the water passing groove 21 from the first water passing groove 18, and is finally discharged from the water outlet 14.

Preferably, the middle part of the valve core 03 is connected with a stem 30 positioned in the water passing cavity 19, a gap is reserved between the stem 30 and the side wall of the water passing cavity 19, the top end of the stem 30 is rotationally connected with the inner wall of the casing 08, an open cavity 31 is arranged in the stem 30, an air hole 12 communicated with the open cavity 31 is arranged at the top of the casing 08, and a first sealing ring 11 is circumferentially embedded at the upper end of the stem 30.

Specifically, the middle part integrated into one piece has stem 30 at case 03, stem 30 extends to case 03 upper portion from top to bottom, the lower part, stem 30 middle part is equipped with upper end open-ended chamber 31, stem 30 upper end is connected with the rotation of housing 08 inner roof, interior top downward integrated into one piece has positioning sleeve 32, stem 30 upper end is located positioning sleeve 32, positioning sleeve 32 can ensure case 03 pivoted stability, set up the round first recess 23 on the lateral wall that case 03 is located positioning sleeve 32, first recess 23 is interior to be embedded with first sealing washer 11, avoid dense water to spill over from gas pocket 12, stem 30 lower extreme is located the lateral wall of case 03 below and is equipped with round second recess 25, second recess 25 is interior to be embedded with second sealing washer 04, simultaneously be equipped with the third recess at valve housing 33 lower extreme circumference, the embedding has third sealing washer 06 in the third recess, the installation clearance between housing 08 and the valve housing 33 is used for sealing, improve sealing performance, stem 30 lower extreme runs through disk seat 05 downwards, and is connected with disk seat 05 rotation, the output shaft of case 30 bottom surface and motor output shaft 02 of case 01 are connected with case 02, drive the rotation of case 03, realize that the drive of case 03 rotates, realize dense water of driving of case 03, realize and the rotation of case 02.

Preferably, the top of the valve core 03 is provided with a limiting block 24 protruding outwards, and the top of the valve sleeve 33 is provided with a stepped limiting port 26 corresponding to the limiting block 24. Specifically, the top end of the valve core 03 is provided with the limiting block 24, the top of the valve sleeve 33 is provided with the stepped limiting port 26, after the valve core 03 is assembled in the valve sleeve 33, the limiting block 24 is positioned in the stepped limiting port 26, and when the limiting block 24 is contacted with two ends of the stepped limiting port 26, the rotating range of the valve core 03 can be limited, the overlarge or the overlarge rotating range is avoided, and the normal action of the concentrate shutoff valve is ensured.

Example 3

Preferably, a second water-passing groove 20 communicated with the water passing cavity 19 is arranged on the side wall of the valve core 03, and a water blocking surface 22 is formed between the second water-passing groove 20 and the end part of the water passing groove 21.

In this embodiment, as shown in fig. 5 and 6, a second water-blocking groove 20 is further provided on the side wall of the valve core 03, the second water-blocking groove 20 is directly connected to the water-passing cavity 19, a water-blocking surface 22 formed by the side wall of the valve core 03 is formed between the second water-blocking groove 20 and the end of the water-passing groove 21, if the second water-blocking groove 20 is not provided on the side wall of the valve core 03, the water-blocking surface 22 is formed at the position where the water-blocking groove 21 is not provided on the side wall of the valve core 03, when the water-blocking surface 22 rotates to cover the first through hole 28, the whole shutoff valve is in a non-connection state, the concentrated water cannot be discharged, and because the second water-blocking groove 20 is provided, when the motor 01 drives the valve core 03 to rotate forward, the first through hole 28 is connected to the minimum water-passing area of the water-passing groove 21, and the concentrated water is started to regulate and discharged, and when the motor 01 drives the valve core 03 to rotate reversely, the second water-blocking groove 20 is directly connected to the first through hole 28.

Preferably, a second through hole 27 is provided on the side wall of the valve housing 33 opposite to the first through hole 28. Specifically, the first through hole 28 and the second through hole 27 are symmetrically arranged, the second through hole 27 is used for balancing the valve core 03, the water pressure born by two sides of the valve core 03 is the same when the valve core 03 rotates, and the rotation stability is higher.

Preferably, a fourth sealing ring 17 is disposed in the first through hole 28, an adapted first supporting collar 16 is disposed inside the fourth sealing ring 17, a first water hole 15 connected with the water outlet 14 is disposed in the middle of the first supporting collar 16, a fifth sealing ring 07 is disposed in the second through hole 27, an adapted second supporting collar 10 is disposed inside the fifth sealing ring 07, and a second water hole 09 is disposed in the middle of the second supporting collar 10.

The foregoing description of the preferred embodiment of the utility model is not intended to limit the utility model in any way, but rather to cover all modifications, equivalents, improvements and alternatives falling within the spirit and principles of the utility model.

Claims (10)

1. The utility model provides a rotary type dense water shutoff valve, includes disk seat (05), valve pocket (33), case (03) and shell (08), in valve pocket (33) are located in valve pocket (03) activity, valve pocket (33) outside and disk seat (05) adaptation are located to shell (08) cover, shell (08) lateral wall is equipped with water inlet (13), delivery port (14), valve pocket (33) lateral wall is equipped with first through-hole (28) with delivery port (14) switch-on, a serial communication port, be equipped with on valve pocket (03) along radially running through case (03) lateral wall and with first water channel (18) of water inlet (13) switch-on, case (03) lateral wall circumference is equipped with water channel (21) of being connected with first water channel (18), water channel (21) both ends are not linked together, water channel (21) change step by step along the water flow area of case (03) circumference, case (03) rotation control first water channel (18) or cross the break-make of water channel between water channel (21) direct and first through-hole (28).

2. A rotary concentrate shut-off valve according to claim 1, characterized in that the first water passage channel (18) is connected to the water passage channel (21) at a maximum water passage area, the water passage area of the water passage channel (21) being gradually reduced in a clockwise or counter-clockwise direction.

3. The rotary concentrated water shutoff valve according to claim 2, wherein the middle part of the valve core (03) is provided with a water passing cavity (19) communicated with the water inlet (13), and the first water passing groove (18) is communicated with the water passing cavity (19) along the radial direction of the valve core (03).

4. A rotary concentrate shutoff valve according to claim 3, characterized in that the middle part of the valve core (03) is connected with a core column (30) positioned in the water passing cavity (19), the core column (30) is provided with a gap with the side wall of the water passing cavity (19), the top end of the core column (30) is rotationally connected with the inner wall of the shell (08), an open cavity (31) is formed in the core column (30), an air hole (12) communicated with the open cavity (31) is formed in the top of the shell (08), and a first sealing ring (11) is circumferentially embedded in the upper end of the core column (30).

5. The rotary concentrated water shutoff valve according to claim 1, wherein the top of the valve core (03) is provided with a limiting block (24) protruding outwards, and the top of the valve sleeve (33) is provided with a stepped limiting port (26) corresponding to the limiting block (24).

6. The rotary concentrated water shutoff valve according to claim 4, wherein the stem (30) extends downwards below the valve core (03), a second sealing ring (04) located below the valve core (03) is arranged on the side wall of the stem (30), and a third sealing ring (06) is circumferentially embedded in the lower portion of the valve sleeve (33).

7. A rotary concentrate shutoff valve according to claim 3, characterized in that the side wall of the valve core (03) is provided with a second water passing groove (20) communicated with the water passing cavity (19), and a water blocking surface (22) is formed between the second water passing groove (20) and the end part of the water passing groove (21).

8. A rotary concentrate shut-off valve according to claim 1, characterized in that the valve housing (33) is provided with a second through hole (27) in the side wall opposite to the first through hole (28).

9. The rotary concentrated water shutoff valve according to claim 8, wherein a fourth sealing ring (17) is arranged in the first through hole (28), an adaptive first supporting collar (16) is arranged on the inner side of the fourth sealing ring (17), a first water hole (15) communicated with the water outlet (14) is formed in the middle of the first supporting collar (16), a fifth sealing ring (07) is arranged in the second through hole (27), an adaptive second supporting collar (10) is arranged on the inner side of the fifth sealing ring (07), and a second water hole (09) is formed in the middle of the second supporting collar (10).

10. The rotary concentrated water shutoff valve according to claim 1, wherein a motor (01) is arranged below the valve seat (05), and an output shaft (02) of the motor (01) drives the valve core (03) to rotate.