Multi-station valve core of water softener

Abstract

The multi-station valve element of the water softener comprises a valve element body, and a first water opening, a second water opening, a third water opening, a fourth water opening and a first valve hole are sequentially formed in the side wall of the valve element body in the rotating direction. The upper end of the third water port penetrates to the upper surface of the valve element body, the lower end of the third water port communicates with the lower bottom face of the valve element body, and the lower end of the second water port penetrates to the lower bottom face of the valve element body. A second valve hole communicated with the first valve hole is formed in the upper surface of the valve element body, a seventh water opening and an annular eighth water opening coaxial with the seventh water opening are formed in the center of the lower surface of the valve element body, the eighth water opening is communicated with the first valve hole, and the seventh water opening, the first water opening and the fourth water opening are communicated with one another. According to the multi-station valve element of the water softener, an integrated structure is adopted, the overall structure is redesigned and optimized, the structure is compact, the layout is reasonable, the overall size is greatly reduced, the space utilization rate is increased, and the miniaturization requirement of modern families is met.

Description

TECHNICAL FIELD

[0001] The utility model relates to a water softener, especially to a multi-station valve core of a water softener. BACKGROUND

[0002] In the current water quality treatment field, the hard water problem has been an important problem bothering people's life and industrial production. Hard water, that is, water containing more soluble calcium and magnesium compounds, in daily life, using hard water will bring many inconveniences. For example, when hard water is used for washing, it will react with detergents such as soap to produce substances that are difficult to dissolve, reducing the washing effect, and may also leave stains on clothes, affecting the service life of clothes. In the kitchen, hard water is easy to form scale on the surface of kettles, pots and other utensils, which is not only difficult to clean, but also reduces the heating efficiency and increases energy consumption. Long-term drinking of hard water may also pose a potential threat to human health.

[0003] With the improvement of people's awareness of water safety, the water softener is slowly entering the families of ordinary people, but most of the water softeners on the market are medium and large-sized equipment, which are large in size and poor in softening effect, resulting in that many ordinary families cannot install water softeners.

[0004] In the current water softener, the structure of the reversing valve core is mostly split type, which is relatively complex, increases the complexity of production and assembly, and further increases the cost. At the same time, due to the structure, its installation volume is large, and it cannot be used in small devices such as household devices. UTILITY MODEL CONTENT

[0005] Technical problems to be solved

[0006] The technical problem to be solved by the utility model is to provide a multi-station valve core of a water softener, which is compact in structure, small in size, low in manufacturing cost and good in use effect.

[0007] Technical solutions to solve the problems

[0008] The utility model provides a kind of multi-station valve core of water softener, including the valve core body of cross section is circular, the upper end center of the valve core body is equipped with driving shaft 21, the lateral wall of the valve core body is as first working surface, first water port 203, second water port 204, third water port 205, fourth water port 206 and first valve hole 207 for installing jet device are sequentially equipped on the first working surface along the direction of rotation;The upper end of the third water port 205 is penetrated to the upper surface of the valve core body and is as water inlet end, the lower end of the third water port 205 is communicated with the lower bottom surface of the valve core body by third valve hole 209, the lower end of the second water port 204 is penetrated to the lower bottom surface of the valve core body and is as water outlet end;Second valve hole 208 being communicated with the first valve hole 207 is equipped on the upper surface of the valve core body, the lower surface center of the valve core body is equipped with seventh water port 230 and coaxial circular ring eighth water port 220 of it, the eighth water port 220 is communicated with the first valve hole 207, the seventh water port 230, the first water port 203 and the fourth water port 206 are communicated with each other.

[0009] Further, the lower surface center of the valve core body is provided with coaxial inner tube body 23 and outer tube body 22, the seventh water port 230 is formed in the inner tube body 23, the eighth water port 220 is formed between the inner tube body 23 and the outer tube body 22.

[0010] Further, the top of the seventh water port 230 is equipped with second connecting hole 231, the end of the second connecting hole 231 extends to both sides and is communicated with the first water port 203 and fourth water port 206 respectively.

[0011] Further, the end of the first valve hole 207 is communicated with the second valve hole 208 by first connecting hole 2071.

[0012] Further, the second valve hole 208 is arranged at the end of the first valve hole 207.

[0013] Further, the inner wall of the first valve hole 207 is equipped with internal thread for installing jet device.

[0014] Further, the outer wall of the inner tube body 23 and / or the outer tube body 22 is equipped with downward step surface.

[0015] Further, the lower end surface of the inner tube body 23 is higher than the lower end surface of the outer tube body 22.

[0016] Further, the upper surface of the valve core body is concave downward and forms a second working surface, the lower surface of the valve core body is concave upward and forms a third working surface, the upper surface of the valve core body is concave downward and forms a second working surface, and the water inlet end of the third water port and the second valve hole are arranged on the second working surface; the lower surface of the valve core body is concave upward and forms a third working surface, and the water outlet end of the second water port and the third valve hole are arranged on the third working surface.

[0017] Further, the side wall of the valve core body is provided with a plurality of sealing ring mounting grooves and separates the first working surface into five stations, and the first water port 203, the second water port 204, the third water port 205, the fourth water port 206 and the first valve hole 207 are arranged in the stations in sequence.

[0018] Further, the first water port 203 and the fourth water port 206 are symmetrically arranged on both sides of the first valve hole 207, and the second water port 204 and the third water port 205 are symmetrically arranged on both sides of the first valve hole 207.

[0019] Further, the angle of the station where the first water port 203 and the fourth water port 206 are located is greater than the angle of the station where the second water port 204 and the third water port 205 are located.

[0020] Further, the angle of the station where the first water port 203 is located is 88°-94°, the angle of the station where the second water port 204 is located is 48°-54°, the angle of the station where the third water port 205 is located is 65°-75°, the angle of the station where the fourth water port 206 is located is 88°-94°, and the angle of the station where the first valve hole is located is 52°-58°.

[0021] Beneficial effects

[0022] The utility model discloses a water softener multi-station valve core, integrates the water port and valve hole on one valve core body, compact structure, small, ensure the accurate switching of each station, long service life, optimize the overall performance of water softener, at the same time, it is favorable to the miniaturization design of the overall structure of water softener, adopts the integrated valve core, reduces the connecting component, reduces the leakage risk, improves the reliability and stability of system, is convenient for installation and maintenance, improves the working efficiency and user experience of water softener, multi-station design makes each station switching more flexible, reduces the operation complexity, further improves the overall performance and durability of water softener, the integrated valve core is rearranged and is designed, optimizes the water port distribution, improves the space utilization, makes the valve core compact structure, reduces the overall volume of valve core, and further helps the miniaturization and light weight of the overall structure of water softener, the upper and lower surfaces of valve core are provided with concave structure, can reduce the thickness size of valve core, further improves the compactness, the utility model discloses a water softener multi-station valve core, adopts integrated structure, and the overall structure is redesigned and optimized, compact structure, reasonable layout, greatly reduces the overall volume, improves the space utilization, makes the water softener realize efficient operation in limited space, meets the demand of modern family to miniaturization, intelligent household appliance, improves user life quality. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is structure schematic diagram of the utility model discloses a water softener multi-station valve core;

[0024] Figure 2 It is another angle structure schematic diagram of the utility model discloses a water softener multi-station valve core;

[0025] Figure 3 It is the transverse section view of the utility model discloses a water softener multi-station valve core;

[0026] Figure 4 It is the longitudinal section view of the utility model discloses a water softener multi-station valve core;

[0027] Figure 5 It is the second plane longitudinal section view of the utility model discloses a water softener multi-station valve core;

[0028] Figure 6 It is the third plane longitudinal section view of the utility model discloses a water softener multi-station valve core;

[0029] Figure 7 It is the fourth plane longitudinal section view of the utility model discloses a water softener multi-station valve core; DETAILED DESCRIPTION

[0030] The utility model discloses a water softener multi-station valve core, integrates the water port and valve hole on one valve core body, compact structure, small, ensure the accurate switching of each station, long service life, optimize the overall performance of water softener, at the same time, it is favorable to the miniaturization design of the overall structure of water softener, adopts the integrated valve core, reduces the connecting component, reduces the leakage risk, improves the reliability and stability of system, is convenient for installation and maintenance, improves the working efficiency and user experience of water softener, multi-station design makes each station switching more flexible, reduces the operation complexity, further improves the overall performance and durability of water softener, the integrated valve core is rearranged and is designed, optimizes the water port distribution, improves the space utilization, makes the valve core compact structure, reduces the overall volume of valve core, and further helps the miniaturization and light weight of the overall structure of water softener, the upper and lower surfaces of valve core are provided with concave structure, can reduce the thickness size of valve core, further improves the compactness, the utility model discloses a water softener multi-station valve core, adopts integrated structure, and the overall structure is redesigned and optimized, compact structure, reasonable layout, greatly reduces the overall volume, improves the space utilization, makes the water softener realize efficient operation in limited space, meets the demand of modern family to miniaturization, intelligent household appliance, improves user life quality.

[0031] Refer to Figures 1-7The utility model provides a kind of water softener multi-station valve core, including valve core body, the cross section of this valve core body is circular, in the application, the valve core body is cylindrical structure, driving shaft 21 is equipped in the upper end of valve core body, the driving shaft 21 is coaxial with valve core body, connecting portion is equipped in its end portion, for being connected with driving device, to further drive valve core body rotation, realize the switching of each station, in the application, the connecting portion is spline.

[0032] The side wall of the valve core body serves as a first working surface, and a first water port 203, a second water port 204, a third water port 205, a fourth water port 206 and a first valve hole 207 are sequentially arranged on the first working surface in a rotating (radial) direction. The first valve hole 207 is used to install a jet device, which is a salt suction device to realize salt suction. In the application, the first valve hole 207 is a circular hole, and its axis is perpendicular to the axis of the valve core body. Preferably, the axis of the first valve hole 207 is perpendicular to and intersects with the axis of the valve core body. Meanwhile, an internal thread is arranged on the inner wall of the first valve hole 207 to install and fix the jet device. In the application, the internal thread is arranged at the open end of the first valve hole 207.

[0033] The rotating direction can be left or right, which refers to the radial direction of the first working surface where the water ports are sequentially arranged.

[0034] The upper surface of the valve core body serves as a second working surface 2a, which is a water inlet end (surface). A fifth water port 201 and a second valve hole 208 are arranged on the second working surface 2a. The second valve hole 208 is a circular hole, and its axis is parallel to the axis of the valve core body. The side wall of the second valve hole 208 is in communication with the first valve hole 207, which is used to install a first branch valve to realize the communication or blockage between the first valve hole and the second valve hole (second working surface). In the application, the end of the first valve hole 207 is in communication with the side wall of the second valve hole 208 through a first connecting hole 2071. The fifth water port 201 is in communication with the third water port 205. The fifth water port 201 serves as a total water inlet (end). In this embodiment, the upper end of the third water port 205 penetrates through the top surface of the valve core body, i.e., the upper end of the third water port 205 is open, forming the fifth water port, which serves as a water inlet end.

[0035] In order to realize the reasonable layout of the valve core, improve the compactness of the structure and reduce the volume, the second valve hole 208 is arranged at the end of the first valve hole 207 in the application, which can reduce the occupied space (angle) of the second valve hole and improve the compactness of the structure.

[0036] The lower surface of the valve core body is the third working surface 2b, which is the water outlet end, and the sixth water outlet 202 and the third valve hole 209 are arranged on the third working surface 2b, wherein the sixth water outlet 202 is communicated with the second water outlet, the sixth water outlet 202 is used as a total water outlet for outputting soft water, and in the embodiment, the lower end of the second water outlet penetrates to the lower bottom surface of the valve core body, that is, the lower end of the second water outlet is open to form the sixth water outlet 202 as the water outlet end; the third valve hole 209 is a circular hole, the axis of the third valve hole 209 is parallel to the axis of the valve core body, the third valve hole 209 is communicated with the third water outlet 205, and the second branch valve is arranged in the third valve hole 209, which is used to control the communication or block of the third working surface and the third water outlet.

[0037] Meanwhile, the seventh water outlet 230 and the eighth water outlet 220 are arranged at the center of the third working surface 2b, wherein the seventh water outlet 230 is a downwardly arranged central hole coaxial with the valve core body, the eighth water outlet 220 is a circular ring arranged outside the seventh water outlet 230 and coaxial with the valve core body, and meanwhile, the eighth water outlet 220 is communicated with the first valve hole 207, and specifically, a connecting hole 2201 is arranged at the top of the eighth water outlet 220, the connecting hole 2201 is located directly below the first valve hole 207 and communicated with the first valve hole, the connecting hole 2201 is used as a brine inlet and can enter the first valve hole through negative pressure, so the diameter of the connecting hole 2201 is relatively small; meanwhile, the seventh water outlet 230, the first water outlet 203 and the fourth water outlet 206 are communicated with each other, and specifically, a second connecting hole 231 is arranged at the top of the seventh water outlet 230, the end of the second connecting hole 231 extends to both sides and is communicated with the first water outlet 203 and the fourth water outlet 206 respectively, so as to realize the communication of the three, and the diameter of the above-mentioned second connecting hole 231 is relatively small, which is used to discharge the waste water of flushing.

[0038] In order to facilitate assembly and rotary installation, in the application, the inner pipe body 23 and the outer pipe body 22 are arranged at the center of the third working surface 2b, wherein the inner pipe body 23 is coaxial with the valve core body, the outer pipe body 22 is also coaxial with the valve core body, the diameter of the outer pipe body 22 is larger than that of the inner pipe body 23, and the outer pipe body 22 is arranged outside the inner pipe body 23, there is a gap between the outer wall of the inner pipe body 23 and the inner wall of the outer pipe body 22, forming a circular ring-shaped channel, forming the eighth water outlet 220, and the seventh water outlet 230 is formed in the inner pipe body, after assembly, the inner pipe body and the outer pipe body can be used as rotary supporting components, improving the stability of operation and ensuring the rotation accuracy.

[0039] In order to facilitate assembly and improve stability, a downward step surface is arranged on the outer wall of the inner pipe body 23 and the outer pipe body 22, the step surface is used to abut with the hole on the valve cover and facilitate the installation of the sealing ring, improve the sealing performance and ensure the stable operation of the valve body; and the lower end surface of the inner pipe body 23 is higher than the lower end surface of the outer pipe body 22, which facilitates the compactness of the structure, and further facilitates the design of the lower cover body and reduces the overall thickness size.

[0040] In order to further reduce the size of the reversing valve, especially the thickness dimension, in the present application, the upper surface of the valve core body is concave downward to form a circular ring-shaped second working surface, and the lower surface of the valve core body is concave upward to form a circular ring-shaped third working surface, which helps to reduce the overall thickness dimension of the reversing valve and improve the compactness of the structure.

[0041] A seal installation groove is arranged between the second working surface and the first working surface, between the third working surface and the first working surface, and simultaneously between each water port (including the first valve hole) of the first working surface, for installing a seal to ensure the sealing between each water port (including the first valve hole) on each working surface. The design of the seal installation groove not only improves the overall sealing effect, but also facilitates daily maintenance and replacement, prolonging the service life of the equipment.

[0042] Specifically, a plurality of seal ring installation grooves are arranged on the side wall of the valve core body, and the plurality of seal ring installation grooves divide the first working surface into five stations, and the first water port 203, the second water port 204, the third water port 205, the fourth water port 206 and the first valve hole 207 are arranged in the stations in sequence.

[0043] In the present application, the above-mentioned five stations include a first station, a second station, a third station, a fourth station and a fifth station in sequence along the rotation direction, and each station is provided with a corresponding seal ring installation groove to ensure the sealing performance between the stations, the first water port 203 is arranged in the first station, the second water port 204 is arranged in the second station, the third water port 205 is arranged in the third station, the fourth water port 206 is arranged in the fourth station, and the first valve hole 207 is arranged in the fifth station.

[0044] In the present application, the first water port 203 (first station) and the fourth water port 206 (fourth station) are symmetrically arranged on both sides of the first valve hole 207, and the second water port 204 (second station) and the third water port 205 (third station) are symmetrically arranged on both sides of the first valve hole 207, that is, the valve core body has a certain symmetry, which is symmetrically arranged with the first valve hole as the symmetry plane.

[0045] The station angle of the first water port 203 and the fourth water port 206 is greater than the station angle of the second water port 204 and the third water port 205. In the present embodiment, the station angle of the first water port 203 is 88°-94°, the station angle of the second water port 204 is 48°-54°, the station angle of the third water port 205 is 65°-75°, the station angle of the fourth water port 206 is 88°-94°, and the station angle of the first valve hole is 52°-58°, which can reasonably arrange the water ports between the inlet and outlet ports of the valve body after assembly, and realize the switching of the connection and blocking between the ports.

[0046] The functions of the above-mentioned water ports and valve holes are described as follows:

[0047] The fifth water outlet 201 is used as a water inlet end for water inlet;

[0048] The sixth water outlet 202 is used as a water outlet end for soft water outlet;

[0049] The eighth water outlet 220 is used as a salt suction end for salt suction;

[0050] The seventh water outlet 230 is used as a flushing end for flushing water outlet;

[0051] The first water outlet, the second water outlet, the third water outlet, the fourth water outlet and the fifth water outlet are used for switching (communication) between the inlet and the outlet of the resin tank, so as to realize different working modes of the water softener, such as water making, backwashing, regeneration, forward washing and water supplementing modes, and ensure water quality stability.

[0052] Meanwhile, in order to facilitate assembly and quickly judge the installation angle of the valve core, facilitate daily maintenance and maintenance, one or more positioning convex points 25 are arranged on the second working surface in the application, so as to quickly judge the angle of the valve core body.

[0053] The multi-station valve core of the water softener integrates the water outlet and the valve hole on the valve core body, is compact in structure, small in size, ensures accurate switching of each station, has long service life, optimizes the overall performance of the water softener, and is beneficial to the miniaturization design of the overall structure of the water softener; the integrated valve core reduces the connection components, reduces the leakage risk, improves the reliability and stability of the system, is convenient for installation and maintenance, improves the working efficiency and user experience of the water softener; the multi-station design makes the switching of each station more flexible, reduces the operation complexity, and further improves the overall performance and durability of the water softener; the integrated valve core is re-arranged and designed, the water outlet distribution is optimized, the space utilization rate is improved, the valve core structure is compact, the overall size of the valve core is reduced, and the miniaturization and light weight of the overall structure of the water softener are further facilitated; the concave structure arranged on the upper and lower surfaces of the valve core can reduce the thickness of the valve core and further improve the compactness; the multi-station valve core of the water softener adopts an integrated structure, the overall structure is re-designed and optimized, the structure is compact and reasonable in layout, the overall size is greatly reduced, the space utilization rate is improved, the water softener can realize efficient operation in a limited space, meets the demand of modern families for miniaturized and intelligent household appliances, and improves the user's life quality.

[0054] The above is only the preferred embodiment of the utility model, and it should be pointed out that, for ordinary skilled persons in the technical field, some improvements and decorations can be made without departing from the technical principles of the utility model, and these improvements and decorations should also be regarded as the protection range of the utility model.

Claims

1. A multi-position valve core for a water softener, characterized in that: The valve core body includes a cross section of a circular valve core body, the upper end of the valve core body is provided with a driving shaft, the side wall of the valve core body is used as a first working surface, the first working surface is sequentially provided with a first water port, a second water port, a third water port, a fourth water port and a first valve hole for installing a jet device in the rotation direction; the upper end of the third water port penetrates to the upper surface of the valve core body and is used as a water inlet end, the lower end of the third water port is communicated with the lower bottom surface of the valve core body through a third valve hole, the lower end of the second water port penetrates to the lower bottom surface of the valve core body and is used as a water outlet end; the upper surface of the valve core body is provided with a second valve hole communicated with the first valve hole, the lower surface of the valve core body is provided with a seventh water port and a coaxial circular ring-shaped eighth water port, the eighth water port is communicated with the first valve hole, the seventh water port, the first water port and the fourth water port are communicated with each other.

2. The water softener multi-port valve trim of claim 1 wherein: The lower surface of the valve core body is provided with coaxial inner and outer pipe bodies, the seventh water port is formed in the inner pipe body, and the eighth water port is formed between the inner pipe body and the outer pipe body.

3. The water softener multi-port valve trim of claim 1 wherein: The top of the seventh water port is provided with a second connecting hole, the end of the second connecting hole extends to both sides and is respectively communicated with the first water port and the fourth water port.

4. The water softener multi-port valve trim of claim 1 wherein: The end of the first valve hole is communicated with the second valve hole through a first connecting hole.

5. The water softener multi-port valve trim of claim 1 wherein: The second valve hole is arranged at the end of the first valve hole.

6. The water softener multi-port valve trim of claim 1 wherein: The inner wall of the first valve hole is provided with an inner thread for installing a jet device.

7. The water softener multi-port valve trim of claim 2 wherein: The outer wall of the inner pipe body and / or the outer pipe body is provided with a downward stepped surface.

8. The water softener multi-port valve trim of claim 2 wherein: The lower end surface of the inner pipe body is higher than the lower end surface of the outer pipe body.

9. The water softener multi-port valve trim of claim 1 wherein: The upper surface of the valve core body is concave downward and forms a second working surface, the water inlet end of the third water port and the second valve hole are arranged on the second working surface; the lower surface of the valve core body is concave upward and forms a third working surface, the water outlet end of the second water port and the third valve hole are arranged on the third working surface.

10. The water softener multi-port valve trim of claim 1 wherein: The side wall of the valve core body is provided with a plurality of sealing ring installation grooves and divides the first working surface into five stations, the first water port, the second water port, the third water port, the fourth water port and the first valve hole are sequentially arranged on each station.

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