CN215568168U

CN215568168U - Branch flow balance control device

Info

Publication number: CN215568168U
Application number: CN202121812872.XU
Authority: CN
Inventors: 刘永峰; 陆灿; 郅清华
Original assignee: Jinhua Hongchang Electrlcal Equipment Co ltd
Current assignee: Jinhua Hongchang Electrlcal Equipment Co ltd
Priority date: 2021-08-04
Filing date: 2021-08-04
Publication date: 2022-01-18
Anticipated expiration: 2031-08-04

Abstract

The utility model provides a branch flow balance control device aiming at the problems that cost is increased and water inlet control is complicated because a plurality of electromagnetic valves are needed to control a plurality of pipelines for a water inlet valve of a washing machine in the prior art, and belongs to the technical field of water inlet valves. The utility model realizes the control of one electromagnetic valve through the pressure relief device and the flow control device, and the flow of the multi-path water outlet pipeline is balanced. The use number of the electromagnetic valves is saved, the structure is simplified, and the cost is reduced.

Description

Branch flow balance control device

Technical Field

The utility model belongs to the technical field of water inlet valves, and particularly relates to a branch flow balance control device.

Background

The existing washing machine equipment has a plurality of pipeline systems such as a detergent pipeline, a softening pipeline, a spraying pipeline, a main washing pipeline and the like, certain flow requirements are required for partial pipelines, most of the existing washing machine equipment adopts one pipeline which is provided with one electromagnetic valve for control, and the plurality of pipelines need to be controlled by a plurality of electromagnetic valves. Increasing the cost and making the water inlet control of the washing machine more complicated.

Disclosure of Invention

The utility model provides a branch flow balance control device, aiming at the problems that cost is increased and water inlet control is complicated because a plurality of electromagnetic valves are needed to control a plurality of pipelines for a water inlet valve of a washing machine in the prior art.

The utility model aims to be realized by the following technical scheme: the branch flow balance control device comprises a valve body, wherein the valve body comprises a fluid channel, a water inlet pipeline and a water outlet pipeline which are communicated with the fluid channel are further arranged in the valve body, the water outlet pipeline comprises a first water outlet pipeline and a second water outlet pipeline, an electromagnetic valve for controlling the water inlet of the water inlet pipeline is arranged on the valve body, a flow control device is arranged in an inner cavity of the first water outlet pipeline, and a pressure relief device is arranged in the second water outlet pipeline.

In the above scheme, the pressure relief device goes out water that needs certain pressure to open by the second outlet pipe way, first outlet pipe way can normally go out water, when the rivers pressure in the fluid passage is less than the pressure relief device and opens, rivers all flow through first outlet pipe way, when intake pressure is higher than pressure relief device opening pressure, second outlet pipe way and first outlet pipe way go out water simultaneously, because be equipped with the flow control device in the first outlet pipe way, can keep the water yield of first outlet pipe way can not because of hydraulic rising and grow, the balance of the play water flow when keeping first outlet pipe way and second outlet pipe way to go out water simultaneously. The use number of the battery valves is saved, the structure is simplified, and the cost is reduced.

Preferably, the water inlet pipeline is positioned at one end of the fluid channel, the second water outlet pipeline is positioned at the other end of the fluid channel and embedded in the fluid channel, and the first water outlet pipeline is perpendicular to the fluid channel.

Preferably, the second water outlet pipeline comprises a first connecting section, a second connecting section and a third connecting section which are connected in sequence, the diameters of the inner cavities of the first connecting section, the second connecting section and the third connecting section are sequentially increased, the pressure relief device comprises a sealing sheet, the sealing sheet is arranged in the inner cavity of the first connecting section, the diameter of the sealing sheet is equal to the diameter of the inner cavity of the first connecting section, one surface of the sealing sheet facing the second connecting section is provided with a moving sheet, one end of the moving sheet reverse sealing sheet is fixedly connected with a moving rod, one end of the third connecting section reverse second connecting section is also provided with a fixed seat, a hollow cylinder is arranged on the fixed seat, one end of the moving rod reverse moving sheet passes through the hollow cylinder, a plurality of reinforcing ribs for supporting the hollow cylinder are uniformly arranged between the outer wall of the hollow cylinder and the inner cavity wall of the fixed seat, a spring is sleeved on the moving rod, and one end of the spring is abutted against the moving sheet, the other end of the spring is abutted against the reinforcing rib. The gasket seals the import of second outlet pipe way, and the spring provides a thrust for the gasket, prevents when water pressure is not enough that the rivers from flowing through the second outlet pipe way, and when water pressure exceeded the thrust of spring, the gasket removed toward the third linkage segment, because the inner chamber diameter of third linkage segment is greater than the diameter of gasket, rivers flow from the space between the inner chamber of gasket and third linkage segment.

Preferably, the diameter of the moving piece is smaller than that of the inner cavity of the third connecting section, a plurality of convex blocks facing the inner cavity wall of the third connecting section are uniformly distributed on the outer edge of the moving piece, and one surface of each convex block facing the inner cavity wall of the third connecting section is in contact with the inner cavity wall of the third connecting section. The convex block plays a role in guiding the moving piece and keeps the moving piece not to be inclined in the moving process.

Preferably, the flow control device comprises a circular flow seat, a flow cap is arranged on the flow seat and comprises a flow sheet attached to the flow seat and a cylindrical hollow flow wall, a water passing channel facing the flow seat is arranged in the center of the flow sheet and penetrates through the flow seat, a plurality of water passing holes are evenly formed in the flow sheet around the water passing channel, a plurality of gaskets are further arranged on the end face, facing the flow seat, of the flow sheet, and a water passing cavity is formed by gaps between the flow seat and the flow sheet. When water pressure is small, water flow can flow out through the water passing channel and the water passing hole, when the water pressure is large, the flow seat extrudes the flow sheet, the gasket is deformed, the space edge of the water passing cavity is small, the water flow flowing out of the water passing hole through the water passing cavity is small, and the water outlet quantity of the first water outlet pipeline is stable in a certain range.

Preferably, the flow cap is made of rubber. The rubber material is easy to deform when receiving pressure, and the flow control device achieves the aim of flow balance under different pressures by utilizing the characteristic.

Preferably, the outer diameter of the water passage is equal to the inner diameter of the flow seat.

Preferably, one end of the first water outlet pipeline reverse fluid channel is provided with two shunting pipelines with different directions, the two shunting pipelines are communicated with the first water outlet pipeline, the diameters of the inner cavities of the two shunting pipelines are equal and smaller than the diameter of the inner cavity of the first water outlet pipeline, an annular step piece is further arranged in each shunting channel, the outer diameter of each step piece is equal to the diameter of the inner cavity of each shunting channel, and the inner diameter of each step piece is smaller than the diameter of the inner cavity of each shunting channel. The step piece plays the flow restriction effect for the play water flow of two reposition of redundant personnel pipelines is balanced.

Compared with the prior art, the utility model has the following beneficial effects: the control of one electromagnetic valve is realized through the pressure relief device and the flow control device, and the flow of the multi-path water outlet pipeline is balanced. The use number of the battery valves is saved, the structure is simplified, and the cost is reduced.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic diagram of an exploded structure of a second water outlet pipeline;

FIG. 4 is a schematic view of the internal structure of the second outlet pipe;

FIG. 5 is a schematic view of a flow control device;

FIG. 6 is an exploded view of the flow control device;

FIG. 7 is a schematic view of the internal structure of the shunt line;

fig. 8 is a schematic structural view of the water outlet of the shunt pipeline looking into the interior of the shunt pipeline.

The labels in the figure are: 1. a valve body; 2. a fluid channel; 3. a water inlet pipeline; 4. an electromagnetic valve; 5. a first water outlet pipeline; 6. a second water outlet pipeline; 7. a first connection section; 8. a second connection section; 9. a third connection section; 10. sealing the sheet; 11. moving the sheet; 12. a travel bar; 13. a fixed seat; 14. a hollow cylinder; 15. reinforcing ribs; 16. a spring; 17. a bump; 18. a flow control device; 19. a flow seat; 20. a flow sheet; 21. a flow wall; 22. a water passage; 23. water passing holes; 24. a gasket; 25. a shunt line; 26. a step piece; 27. a water passing cavity.

Detailed Description

The utility model will be further described with reference to examples of embodiments shown in the drawings to which:

example 1

As shown in fig. 1 to 8, a branching flow balance control device includes a valve body 1, a fluid channel 2, a water inlet pipeline 3 and a water outlet pipeline communicated with the fluid channel 2 are arranged in the valve body 1, an electromagnetic valve 4 for controlling water inlet of the water inlet pipeline 3 is arranged on the valve body 1, the water outlet pipeline includes a first water outlet pipeline 5 and a second water outlet pipeline 6, the water inlet pipeline 3 is located at one end of the fluid channel 2, the second water outlet pipeline 6 is located at the other end of the fluid channel 2, the second water outlet pipeline 6 is embedded in the fluid channel 2, and the first water outlet pipeline 5 is perpendicular to the fluid channel 2. One end of the reverse fluid channel 2 of the first water outlet pipeline 5 is provided with two shunting pipelines 25 with different orientations, the two shunting pipelines 25 are communicated with the first water outlet pipeline 5, the diameters of the inner cavities of the two shunting pipelines 25 are equal and smaller than the diameter of the inner cavity of the first water outlet pipeline 5, an annular step piece 26 is further arranged in the shunting channel, the outer diameter of the step piece 26 is equal to the diameter of the inner cavity of the shunting channel, and the inner diameter of the step piece 26 is smaller than the diameter of the inner cavity of the shunting channel. Still be equipped with flow control device 18 in the inner chamber of first outlet conduit 5, flow control device 18 is provided with the flow cap of rubber material including annular flow seat 19 on the flow seat 19, flow cap including laminating flow sheet 20 and the inside hollow cylindrical flow wall 21 on flow seat 19, the center of flow sheet 20 is equipped with the water channel 22 towards flow seat 19, the outer diameter of water channel 22 equals with the interior circle diameter of flow seat 19. The water passing channel 22 penetrates through the flow seat 19, a plurality of water passing holes 23 are uniformly formed in the flow sheet 20 around the water passing channel 22, a plurality of gaskets 24 are further arranged on the end face, facing the flow seat 19, of the flow sheet 20, and a water passing cavity 27 is formed in a gap between the flow seat 19 and the flow sheet 20. When water pressure is small, water flow can flow out through the water passage 22 and the water through holes 23, when the water pressure is increased, the flow seat 19 extrudes the flow sheet 20, the gasket 24 is deformed, the space edge of the water through cavity 27 is small, the water flow which flows out of the water through holes 23 through the water through cavity 27 is reduced, and the effect of controlling the water flow is achieved.

Second outlet conduit 6 is including the first linkage segment 7, second linkage segment 8 and the third linkage segment 9 that connect gradually, the inner chamber diameter of first linkage segment 7, second linkage segment 8, third linkage segment 9 grow in proper order, pressure relief device includes gasket 10, gasket 10 sets up in the inner chamber of first linkage segment 7, and the diameter of gasket 10 and the inner chamber diameter of first linkage segment 7 equal, and gasket 10 is equipped with removal piece 11 towards the one side of second linkage segment 8, and the diameter of removing piece 11 is less than the inner chamber diameter of third linkage segment 9, and the outward flange evenly distributed that removes piece 11 has a plurality of lugs 17 towards the inner chamber wall of third linkage segment 9, and this lug 17 is towards the one side of the inner chamber wall of third linkage segment 9 and the inner chamber wall contact of third linkage segment 9. One end fixedly connected with carriage release lever 12 of the 11 reverse gasket of carriage release pieces 10, the one end of the 9 reverse second linkage sections of third linkage section still is equipped with fixing base 13, be equipped with hollow cylinder 14 on fixing base 13, this hollow cylinder 14 is passed to the one end of the 12 reverse gasket 11 of carriage release pieces, evenly is equipped with a plurality of strengthening ribs 15 that support hollow cylinder 14 between the outer wall of hollow cylinder 14 and the inner chamber wall of fixing base 13, and the cover is equipped with spring 16 on carriage release lever 12, and the one end of this spring 16 supports and leans on carriage release pieces 11, and the other end of spring 16 supports and leans on strengthening rib 15. The sealing plate 10 seals the import of second outlet pipe way 6, and spring 16 provides a thrust for sealing plate 10, prevents when water pressure is not enough that the rivers from flowing through second outlet pipe way 6, and when water pressure was more than spring 16's thrust, sealing plate 10 moved toward third linkage segment 9, because the inner chamber diameter of third linkage segment 9 is greater than the diameter of sealing plate 10, rivers flow from the space between the inner chamber of sealing plate 10 and third linkage segment 9.

The utility model has two working modes:

the first working mode is as follows: when the water pressure in the fluid channel 2 is lower than the opening pressure of the pressure relief device in the second water outlet line 6, the pressure relief device is in a closed state and water can only flow out of the first water outlet line 5.

And a second working mode: when the water pressure in the fluid channel 2 is higher than the opening pressure of the pressure relief device in the second water outlet pipeline 6, the pressure relief device is in an open state, water can flow out from the second water outlet pipeline 6 and the first water outlet pipeline 5, and due to the existence of the pressure relief device, a certain water pressure exists in the fluid channel 2, so that the first water outlet pipeline 5 is ensured to flow out from water with a certain flow rate, when the water pressure continues to increase, the space of the water passing cavity 27 formed between the flow seat 19 and the flow cap is reduced due to the deformation of the flow cap of the flow control device 18 in the first water outlet pipeline 5, and the flow limiting function is achieved, so that the water outlet amount of the first water outlet pipeline 5 is stabilized in a certain range, and the excessive water flows out from the second water outlet pipeline 6.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Claims

1. The utility model provides a divide branch flow balance control device, includes valve body (1), its characterized in that, valve body (1) includes fluid passage (2), still be equipped with water intake pipe (3) and the outlet conduit of equal and fluid passage (2) UNICOM in valve body (1), the outlet conduit includes first outlet conduit (5) and second outlet conduit (6), is equipped with solenoid valve (4) that control water intake pipe (3) intake on valve body (1), is equipped with flow control device (18) in the inner chamber of first outlet conduit (5), is equipped with pressure relief device in second outlet conduit (6).

2. A branched flow balance control device according to claim 1, wherein the inlet channel (3) is located at one end of the flow channel (2), the second outlet channel (6) is located at the other end of the flow channel (2) and the second outlet channel (6) is embedded in the flow channel (2), the first outlet channel (5) being perpendicular to the flow channel (2).

3. The branch flow balance control device according to claim 1, wherein the second outlet pipeline (6) comprises a first connecting section (7), a second connecting section (8) and a third connecting section (9) which are connected in sequence, the diameters of the inner cavities of the first connecting section (7), the second connecting section (8) and the third connecting section (9) are sequentially increased, the pressure relief device comprises a sealing sheet (10), the sealing sheet (10) is arranged in the inner cavity of the first connecting section (7), the diameter of the sealing sheet (10) is equal to the diameter of the inner cavity of the first connecting section (7), one surface of the sealing sheet (10) facing the second connecting section (8) is provided with a moving sheet (11), one end of the moving sheet (11) opposite to the sealing sheet (10) is fixedly connected with a moving rod (12), one end of the third connecting section (9) opposite to the second connecting section (8) is further provided with a fixing seat (13), be equipped with hollow cylinder (14) on fixing base (13), this hollow cylinder (14) is passed to the one end of removal pole (12) reverse movement piece (11), evenly is equipped with strengthening rib (15) of a plurality of support hollow cylinder (14) between the outer wall of hollow cylinder (14) and the inner chamber wall of fixing base (13), and the cover is equipped with spring (16) on removal pole (12), and the one end of this spring (16) is supported and is leaned on removing piece (11), and the other end of spring (16) is supported and is leaned on strengthening rib (15).

4. A branched flow balance control device according to claim 3, wherein the diameter of the moving plate (11) is smaller than the diameter of the inner cavity of the third connecting section (9), a plurality of protrusions (17) facing the inner cavity wall of the third connecting section (9) are uniformly distributed on the outer edge of the moving plate (11), and one surface of the protrusion (17) facing the inner cavity wall of the third connecting section (9) is in contact with the inner cavity wall of the third connecting section (9).

5. The branched flow balance control device according to claim 1, wherein the flow control device (18) comprises a circular ring-shaped flow seat (19), a flow cap is arranged on the flow seat (19), the flow cap comprises a flow sheet (20) attached to the flow seat (19) and a cylindrical flow wall (21) with a hollow interior, a water passing channel (22) facing the flow seat (19) is arranged in the center of the flow sheet (20), the water passing channel (22) penetrates through the flow seat (19), a plurality of water passing holes (23) are uniformly arranged on the flow sheet (20) around the water passing channel (22), a plurality of gaskets (24) are further arranged on the end surface of the flow sheet (20) facing the flow seat (19), and a water passing cavity (27) is formed by a gap between the flow seat (19) and the flow sheet (20).

6. The branched flow balance control device of claim 5, wherein the flow cap is a flow cap made of rubber.

7. A branched flow balance control device according to claim 5, wherein the outer diameter of the water passage (22) is equal to the inner diameter of the flow seat (19).

8. The branched flow balance control device according to claim 1, wherein one end of the reverse fluid channel (2) of the first water outlet pipeline (5) is provided with two branched pipelines (25) with different orientations, both the two branched pipelines (25) are communicated with the first water outlet pipeline (5), the diameters of the inner cavities of the two branched pipelines (25) are equal and smaller than the diameter of the inner cavity of the first water outlet pipeline (5), the branched channel is further provided with a circular step piece (26), the outer diameter of the step piece (26) is equal to the diameter of the inner cavity of the branched channel, and the inner diameter of the step piece (26) is smaller than the diameter of the inner cavity of the branched channel.