CN220523353U

CN220523353U - Electric switching valve

Info

Publication number: CN220523353U
Application number: CN202321499440.7U
Authority: CN
Inventors: 周如景
Original assignee: Zhongshan Willpower Motor & Electric Appliance Co ltd
Current assignee: Zhongshan Willpower Motor & Electric Appliance Co ltd
Priority date: 2023-06-13
Filing date: 2023-06-13
Publication date: 2024-02-23
Anticipated expiration: 2033-06-13

Abstract

The utility model discloses an electric switching valve, which comprises a valve body, wherein the valve body is composed of a valve cover, a valve seat and a motor from top to bottom, the valve cover is provided with a water inlet, a first water outlet and a second water outlet, the top surface of the valve seat is provided with a fixed cylinder, a valve core of a cylindrical structure connected with an output shaft of the motor is arranged in the fixed cylinder, a water inlet hole communicated with the water inlet, a first water outlet communicated with the first water outlet and a second water outlet communicated with the second water outlet are arranged on the side wall of the fixed cylinder, the water inlet hole is communicated with the water inlet, a section of water passing groove communicated with the water inlet hole and not penetrating through the side wall of the valve core is arranged on the circumference of the valve core, and the valve core rotates to alternately connect or block a water path between the water passing groove and the first water outlet hole and the second water outlet hole. The utility model can switch the multiple waterways, meets the requirement of a water supply system, does not need to add an additional stop valve, reduces the complexity of the pipeline and saves the cost.

Description

Electric switching valve

Technical Field

The utility model relates to the technical field of stop valves, in particular to an electric switching valve.

Background

In a fluid transportation system, an electric stop valve is commonly used for controlling the transportation of fluid, the electric stop valve is generally composed of a valve body, a motor, a valve core and a valve seat, the current stop valve only has one output port and can only control a single water way, when a water supply system needs multiple water ways for switching water supply, the requirement cannot be met, the stop valve needs to be additionally arranged, the complexity of a pipeline is increased, and the cost is increased.

Disclosure of Invention

The utility model aims to provide an electric switching valve which can switch a plurality of waterways, meets the requirement of a water supply system, does not need to add an additional stop valve, reduces the complexity of a pipeline and saves the cost.

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

the utility model provides an electronic switching valve, includes the valve body, the valve body comprises top-down valve gap, disk seat and motor, be equipped with water inlet, first delivery port, second delivery port on the valve gap, the disk seat top surface is equipped with the fixed section of thick bamboo, be equipped with the case of the tubular structure with motor output shaft connection in the fixed section of thick bamboo, be equipped with the inlet opening that is linked together with the water inlet on the fixed section of thick bamboo lateral wall, the first apopore that is linked together with first delivery port, the second apopore that is linked together with the second delivery port, the inlet opening is linked together with the water inlet, the circumference of case is equipped with one section with the inlet opening and does not run through the water channel of case lateral wall, the case forward or reverse rotation makes the water channel between water channel and first apopore, the second apopore put through alternately or block.

By adopting the technical scheme, the valve cover is provided with the first water outlet and the second water outlet, the side wall of the valve core is provided with the water channel communicated with the water inlet, the first water outlet on the fixed cylinder is communicated with the first water outlet, the second water outlet is communicated with the second water outlet, the water inlet is communicated with the water inlet, and after the motor drives the valve core to rotate forwards by a certain angle, the water channel between the water channel and the second water outlet is blocked, the water channel is communicated with the first water outlet, the source water can be conveyed to the first water outlet through the water inlet, the water channel and the first water outlet, the water channel is blocked between the water channel and the first water outlet after the electric drive valve core reversely rotates by a certain angle, the water channel is communicated with the second water outlet, and the source water can be conveyed to the second water outlet through the water inlet, so that the first water outlet and the second water outlet are alternately discharged through the forward rotation or the reverse rotation of the motor, the water channel can be switched on and off of a plurality of waterways, thereby the requirements of water supply systems are met, the additional stop valve is reduced, and the cost is saved.

Optionally, the upper end opening of the valve core is closed, the wall thickness of the lower part of the valve core is thickened, and the water trough is arranged in a thickened area of the outer wall of the valve core.

Optionally, the water passing groove is a strip-shaped arc groove, and two ends of the water passing groove are not communicated.

Optionally, be equipped with the stopper of outwards protrusion on the lateral wall at case top, the fixed cylinder top is equipped with the spacing mouth of one end undercut, and the stopper is located spacing mouth after case and the fixed cylinder assembly.

Optionally, a first groove and a second groove which are respectively positioned above and below the water passing groove are formed in the circumferential side wall of the valve core, a first sealing ring is embedded in the first groove, and a second sealing ring is embedded in the second groove.

Optionally, a third groove and a fourth groove which are respectively positioned above and below the water inlet hole are formed in the circumferential side wall of the fixed cylinder, a third sealing ring is embedded in the third groove, and a fourth sealing ring is embedded in the fourth groove.

Optionally, be equipped with the fifth sealing washer of adaptation in the inlet opening, the fifth sealing washer inboard is equipped with the first support sleeve that is used for supporting the fifth sealing washer, and first support sleeve is equipped with along its axis direction with water inlet, water trough switch-on first through-hole.

Optionally, an adapted sixth sealing ring is arranged in the first water outlet, a second supporting sleeve used for supporting the sixth sealing ring is arranged on the inner side of the sixth sealing ring, and a second through hole communicated with the first water outlet is formed in the second supporting sleeve along the axial direction of the second supporting sleeve.

Optionally, an adaptive seventh sealing ring is arranged in the second water outlet hole, a third supporting sleeve used for supporting the seventh sealing ring is arranged on the inner side of the seventh sealing ring, and a third through hole communicated with the second water outlet is formed in the third supporting sleeve along the axial direction of the third supporting sleeve.

Optionally, an air hole communicated with the inner cavity of the valve core is arranged at the top of the valve cover.

The utility model has the beneficial effects that:

1. according to the utility model, the valve core is driven by the motor to rotate forwards or reversely, so that the first water outlet and the second water outlet alternately discharge water, and the stop valve can switch the on-off of a plurality of waterways, thereby meeting the requirement of a water supply system, and no additional stop valve is needed, thereby reducing the complexity of a pipeline and saving the cost.

Drawings

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

FIG. 2 is a schematic diagram of an explosive structure according to the present utility model;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 1;

fig. 4 is a cross-sectional view of B-B of fig. 3.

Reference numerals: 01-motor, 02-valve cover, 03-water inlet, 04-second water outlet, 05-air hole, 06-first water outlet, 07-first sealing ring, 08-valve core, 09-limiting block, 10-water passing groove, 11-first groove, 12-thickened area, 13-second groove, 14-second sealing ring, 15-third sealing ring, 16-fifth sealing ring, 17-first supporting sleeve, 18-limiting opening, 19-second supporting sleeve, 20-sixth sealing ring, 21-water inlet, 22-first water outlet, 23-second water outlet, 24-valve seat, 25-third groove, 26-fourth groove, 27-third supporting sleeve, 28-seventh sealing ring, 29-fourth sealing ring, 30-output shaft, 31-first through hole, 32-third through hole, 33-second through hole, 34-fixed cylinder.

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.

Examples

The electric switching valve comprises a valve body, wherein the valve body is composed of a valve cover 02, a valve seat 24 and a motor 01 from top to bottom, a water inlet 03, a first water outlet 06 and a second water outlet 04 are arranged on the valve cover 02, a fixed cylinder 34 is arranged on the top surface of the valve seat 24, a valve core 08 with a cylindrical structure connected with an output shaft 30 of the motor 01 is arranged in the fixed cylinder 34, a water inlet 21 communicated with the water inlet 03, a first water outlet 22 communicated with the first water outlet 06 and a second water outlet 23 communicated with the second water outlet 04 are arranged on the side wall of the fixed cylinder 34, the water inlet 21 is communicated with the water inlet 03, a section of water passing groove 10 communicated with the water inlet 21 and not penetrating through the side wall of the valve core 08 is arranged on the circumference of the valve core 08, and the valve core 08 rotates forward or backward to alternately communicate or block a water path between the water passing groove 10 and the first water outlet 22 and the second water outlet 23.

In this embodiment, as shown in fig. 1 and 2, a motor 01 is fixed on the bottom surface of a valve seat 24, the valve seat 24 is connected with a valve cover 02 by a screw, a fixed cylinder 34 is integrally formed with the valve seat 24, a valve core 08 is rotatably sleeved in the fixed cylinder 34, a certain gap is reserved between the top end of the valve core 08 and the top wall of the valve cover 02, an air hole 05 is arranged at the top of the valve cover 02, the motor 01 can drive the valve core 08 to rotate in the fixed cylinder 34, a water inlet 03 and two water outlets are distributed in a delta shape, the two water outlets are parallel to each other, a first water outlet 06 and a second water outlet 04 are arranged on the valve cover 02, a section of water passing groove 10 communicated with the water inlet 03 is arranged on the side wall of the valve core 08, a first water outlet 22 communicated with the first water outlet 06, a second water outlet 23 communicated with the second water outlet 04, a water inlet 21 communicated with a water inlet 03 and a water inlet 21 are arranged, and when the stop valve does not work, the water passing tank 10 is communicated with the water inlet 21 and the water inlet 03, the water passing tank 10 is not communicated with the first water outlet 22 and the second water outlet 23, when the motor 01 drives the valve core 08 to rotate forwards by a certain angle, the water path between the water passing tank 10 and the second water outlet 23 is blocked, the water passing tank 10 is communicated with the first water outlet 22, source water is conveyed to the first water outlet 06 through the water inlet 21, the water passing tank 10 and the first water outlet 22, when the electric drive valve core 08 rotates reversely by a certain angle, the water path between the water passing tank 10 and the first water outlet 22 is blocked, the water passing tank 10 is communicated with the second water outlet 23 at the moment, the source water is conveyed to the second water outlet 04 through the water inlet 21, the water passing tank 10 and the second water outlet 23, and the water needs to be ensured to be always communicated with the water inlet 03 no matter whether the valve core 08 rotates forwards or overturns, thus, the motor 01 drives the valve core 08 to rotate forwards or reversely, and the first water outlet 06 and the second water outlet 04 alternately discharge water, so that the stop valve can switch the on-off of a plurality of waterways, thereby meeting the requirement of a water supply system, needing no additional stop valve, reducing the complexity of pipelines and saving the cost.

Further, the upper end opening of the valve core 08 is closed, the wall thickness of the lower part of the valve core 08 is thickened, and the water channel 10 is arranged in a thickened area 12 of the outer wall of the valve core 08. Specifically, the lower part of the valve core 08 is thickened, and the thickened valve core 08 is to directly thicken the inner side, the outer side or the same circumferential surface of the valve core 08, so that the thickened valve core 08 can reserve enough thickness for the water tank 10.

Further, the water passing groove 10 is a strip-shaped arc groove, and two ends of the water passing groove 10 are not communicated. Specifically, the water passing groove 10 is formed on the same circumference of the outer side wall of the valve core 08, the water passing groove 10 is not in a complete ring shape, two ends of the water passing groove 10 are not connected, and the area of the side wall of the valve core 08 between the two ends of the water passing groove 10 is used for blocking the first water outlet hole 22 or the second water outlet hole 23.

Further, a limiting block 09 protruding outwards is arranged on the side wall of the top of the valve core 08, a limiting port 18 with one end recessed downwards is arranged at the top end of the fixed cylinder 34, and the limiting block 09 is located in the limiting port 18 after the valve core 08 and the fixed cylinder 34 are assembled. Specifically, in order to avoid the rotation angle of the valve core 08 in the forward rotation or the overturning process exceeding the range, an outwardly protruding limiting block 09 is fixed on the side surface of the top of the valve core 08, a stepped limiting port 18 is formed on one side of the top end of the fixed cylinder 34, the limiting port 18 is lower than the top of the fixed cylinder 34, the limiting port 18 is arc-shaped, the limiting block 09 is positioned in the limiting port 18 after the valve core 08 is assembled in the fixed cylinder 34, when the stop valve does not work, the limiting block 09 is positioned in the middle of the limiting port 18, after the motor 01 drives the valve core 08 to rotate forward (clockwise) by a certain angle, the limiting block 09 is just positioned at the upper end of the limiting port 18, after the motor 01 drives the valve core 08 to rotate reversely (anticlockwise) by a certain angle, the limiting block 09 is just positioned at the lower end of the limiting port 18, both the upper end and the lower end of the limiting port 18 can limit the valve core 08 to rotate continuously, and further, the rotation angle of the valve core 08 is prevented from exceeding the preset range, and smooth waterway switching is ensured.

Further, as shown in fig. 3, the circumferential side wall of the valve core 08 is provided with a first groove 11 and a second groove 13 respectively located above and below the water passing groove 10, the first groove 11 is embedded with a first sealing ring 07, and the second groove 13 is embedded with a second sealing ring 14. The first sealing ring 07 and the second sealing ring 14 can enhance the sealing performance between the valve core 08 and the fixed cylinder 34, and prevent water in the water passing tank 10 from leaking from the upper and lower installation gaps.

Further, the circumferential side wall of the fixed cylinder 34 is provided with a third groove 25 and a fourth groove 26 respectively located above and below the water inlet 21, the third groove 25 is embedded with a third sealing ring 15, and the fourth groove 26 is embedded with a fourth sealing ring 29. Specifically, the third sealing ring 15 and the fourth sealing ring 29 can enhance the tightness between the valve cover 02 and the outer wall of the fixed cylinder 34, and prevent water flowing into the water inlet 03 from leaking from the installation gap.

Further, as shown in fig. 4, an adapted fifth sealing ring 16 is disposed in the water inlet 21, a first supporting sleeve 17 for supporting the fifth sealing ring 16 is disposed inside the fifth sealing ring 16, and a first through hole 31 communicating with the water inlet 03 and the water trough 10 is disposed along the axial direction of the first supporting sleeve 17.

Further, an adapted sixth sealing ring 20 is disposed in the first water outlet 22, a second supporting sleeve 19 for supporting the sixth sealing ring 20 is disposed inside the sixth sealing ring 20, and a second through hole 33 connected to the first water outlet 06 is disposed along the axial direction of the second supporting sleeve 19.

Further, an adapted seventh sealing ring 28 is disposed in the second water outlet hole 23, a third supporting sleeve 27 for supporting the seventh sealing ring 28 is disposed inside the seventh sealing ring 28, and a third through hole 32 connected to the second water outlet 04 is disposed along the axial direction of the third supporting sleeve 27. Specifically, the fifth sealing ring 16, the sixth sealing ring 20 and the seventh sealing ring 28 can enhance the sealing performance of the stop valve when the stop valve does not work, and water leakage is avoided.

The working principle of the utility model is as follows: when the stop valve does not work, the waterway between the water passing groove 10 and the water inlet 21 and the water inlet 03 is communicated, the water passing groove 10 is in a non-communicated state with the first water outlet 22 and the second water outlet 23, when the stop valve works, after the motor 01 drives the valve core 08 to rotate forward by a certain angle, the limiting block 09 at the upper end of the valve core 08 is in contact with the upper end of the limiting port 18, the waterway between the water passing groove 10 and the second water outlet 23 is blocked, the water passing groove 10 is communicated with the first water outlet 22, source water can be conveyed to the first water outlet 06 through the water inlet 21, the water passing groove 10 and the first water outlet 22, and after the valve core 08 is driven by electricity to rotate reversely by a certain angle, the limiting block 09 at the upper end of the valve core 08 is stopped from rotating with the lower end of the limiting port 18, the waterway between the water passing groove 10 and the first water outlet 22 is blocked, and the water passing groove 10 is communicated with the second water outlet 23 at the moment, and the source water can be conveyed to the second water outlet 04 through the water inlet 21, the water passing groove 10 and the second water outlet 23, and the second water outlet 04 are in contact with the upper end of the limiting port 18, so that the source water is driven by the motor 01 to rotate forward or reversely, the water outlet 06 of the first water outlet and the second water outlet 04 is alternately, the water outlet 04 is realized, the water outlet needs not to be alternately switched, and the water outlet 04 is not needed, and the water outlet needs to be additionally provided, and the water supply valve has a complex water saving system has the water saving requirements.

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

1. The utility model provides an electronic switching valve, including the valve body, the valve body comprises top-down valve gap (02), disk seat (24) and motor (01), a serial communication port, be equipped with water inlet (03) on valve gap (02), first delivery port (06), second delivery port (04), disk seat (24) top surface is equipped with fixed section of thick bamboo (34), be equipped with in fixed section of thick bamboo (34) case (08) of tubular structure that are connected with motor (01) output shaft (30), be equipped with on fixed section of thick bamboo (34) lateral wall with water inlet (03) switch-on inlet hole (21), first delivery port (22) switch-on with first delivery port (06), second delivery port (23) switch-on with second delivery port (04), inlet hole (21) switch-on with water inlet (03), the circumference of case (08) is equipped with one section and does not run through water channel (10) of case (08) lateral wall switch-on with water inlet hole (21), case (08) rotation makes water channel between water channel switch-on or the second delivery port (23) switch-on alternately.

2. The electric switching valve according to claim 1, wherein the upper end opening and the lower end of the valve core (08) are closed, the wall thickness of the lower part of the valve core (08) is thickened, and the water passing groove (10) is formed in a thickened area (12) of the outer wall of the valve core (08).

3. An electric switching valve according to claim 2, wherein the water passing groove (10) is a strip-shaped arc groove, and both ends of the water passing groove (10) are not communicated.

4. The electric switching valve according to claim 1, wherein the side wall of the top of the valve core (08) is provided with an outwardly protruding limiting block (09), the top end of the fixed cylinder (34) is provided with a limiting port (18) with one end recessed downwards, and the limiting block (09) is positioned in the limiting port (18) after the valve core (08) and the fixed cylinder (34) are assembled.

5. The electric switching valve according to claim 1, wherein a first groove (11) and a second groove (13) which are respectively positioned above and below the water passing groove (10) are formed in the circumferential side wall of the valve core (08), a first sealing ring (07) is embedded in the first groove (11), and a second sealing ring (14) is embedded in the second groove (13).

6. An electric switching valve according to claim 1, wherein a third groove (25) and a fourth groove (26) are respectively arranged on the circumferential side wall of the fixed cylinder (34) and are respectively positioned above and below the water inlet hole (21), a third sealing ring (15) is embedded in the third groove (25), and a fourth sealing ring (29) is embedded in the fourth groove (26).

7. An electric switching valve according to claim 1, characterized in that an adapted fifth sealing ring (16) is arranged in the water inlet hole (21), a first supporting sleeve (17) for supporting the fifth sealing ring (16) is arranged on the inner side of the fifth sealing ring (16), and a first through hole (31) communicated with the water inlet (03) and the water trough (10) is arranged on the first supporting sleeve (17) along the axial direction of the first supporting sleeve.

8. An electric switching valve according to claim 1, characterized in that an adapted sixth sealing ring (20) is arranged in the first water outlet hole (22), a second supporting sleeve (19) for supporting the sixth sealing ring (20) is arranged inside the sixth sealing ring (20), and the second supporting sleeve (19) is provided with a second through hole (33) communicated with the first water outlet (06) along the axial direction of the second supporting sleeve.

9. An electric switching valve according to claim 1, characterized in that an adapted seventh sealing ring (28) is arranged in the second water outlet hole (23), a third supporting sleeve (27) for supporting the seventh sealing ring (28) is arranged inside the seventh sealing ring (28), and a third through hole (32) communicated with the second water outlet (04) is arranged on the third supporting sleeve (27) along the axis direction.

10. An electric switching valve according to claim 1, characterized in that the top of the valve cover (02) is provided with an air hole (05) communicated with the inner cavity of the valve core (08).