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CN-224226744-U - Water softening device

CN224226744UCN 224226744 UCN224226744 UCN 224226744UCN-224226744-U

Abstract

The utility model discloses a water softening device, which belongs to the technical field of soft water, and comprises a resin tank, a water distribution component and a waterway valve, wherein the resin tank is provided with a resin cavity for accommodating a resin layer, the water distribution component is arranged in the resin cavity and comprises a central pipe and an upper water distributor, the upper water distributor is positioned above the resin layer, the waterway valve is arranged at the top of the resin tank and is provided with a softening channel, a regeneration channel and a water outlet channel, the water outlet channel is communicated with the central pipe, water to be softened introduced by the softening channel flows through the upper water distributor to enter the resin layer, and brine introduced by the regeneration channel flows through the upper water distributor to enter the resin layer. The softening channel and the regeneration channel are arranged separately, so that the flow rate or the flow velocity of the brine can be conveniently adjusted according to the requirements, and then the brine is uniformly distributed by matching with the water distributor, so that the brine is ensured to be fully contacted with the resin layer, and the regeneration quality and the brine utilization rate are improved.

Inventors

  • LI JINXIN
  • GU CHUNPENG
  • LI XUELI
  • ZHANG YANQING
  • GONG QINYU

Assignees

  • 青岛海尔施特劳斯水设备有限公司
  • 海尔智家股份有限公司

Dates

Publication Date
20260512
Application Date
20250418

Claims (10)

  1. 1. A water softener, comprising: A resin tank (10) having a resin cavity (11), the resin cavity (11) for accommodating a resin layer; The water distribution assembly (20) is arranged in the resin cavity (11), the water distribution assembly (20) comprises a central pipe (21) and an upper water distributor (22), and the upper water distributor (22) is positioned above the resin layer; The water way valve (30) is arranged at the top of the resin tank (10), the water way valve (30) is provided with a softening channel (301), a regeneration channel (302) and a water outlet channel (303), the water outlet channel (303) is communicated with the central pipe (21), water to be softened, introduced by the softening channel (301), flows through the upper water distributor (22) to enter the resin layer, and brine, introduced by the regeneration channel (302), flows through the upper water distributor (22) to enter the resin layer.
  2. 2. The water softening device of claim 1, wherein the upper water distributor (22) comprises at least two layers of water distribution plates which are arranged from top to bottom, water passing holes (220) are formed in the water distribution plates, water to be softened flows through the M layers of water distribution plates and then enters the resin layer, and brine flows through the N layers of water distribution plates and then enters the resin layer, wherein M is greater than 0 and less than N, and N is greater than or equal to 2.
  3. 3. The water softener according to claim 2, wherein the water distribution plate at the upper layer has a smaller flow area than the water distribution plate at the lower layer, and/or the water passing holes (220) in each water distribution plate have a flow area gradually decreasing from top to bottom.
  4. 4. The water softener according to claim 2, wherein the water passing hole (220) is a circular hole or the water passing hole (220) extends in an arc shape around the axis of the water distribution plate.
  5. 5. The water softening device according to claim 2, wherein the upper water distributor (22) comprises two layers of water distribution plates which are arranged up and down, namely a first water distribution plate (221) and a second water distribution plate (222), the brine sequentially flows through the first water distribution plate (221) and the second water distribution plate (222) and then enters the resin layer, and the water to be softened flows through the second water distribution plate (222) and then enters the resin layer.
  6. 6. The water softener according to claim 5, further comprising an upper head (40), wherein the upper head (40) comprises a softening pipe (41), a regeneration pipe (42) and a water outlet pipe (43), the softening pipe (41), the regeneration pipe (42) and the water outlet pipe (43) are respectively communicated with the softening channel (301), the regeneration channel (302) and the water outlet channel (303) in one-to-one correspondence, the lower end of the softening pipe (41) passes through the first water distribution plate (221) and is located above the second water distribution plate (222), and the lower end of the regeneration pipe (42) is located above the first water distribution plate (221).
  7. 7. The water softening device according to claim 1, wherein the waterway valve (30) comprises a valve cavity (31) and a waterway on-off assembly (32) arranged in the valve cavity (31), and the waterway on-off assembly (32) is used for alternatively opening the softening channel (301) and the regeneration channel (302).
  8. 8. The water softener according to claim 7, characterized in that the waterway valve (30) has a water inlet (304), a water outlet (305), a salt suction port (306) and a drain (307), the water outlet channel (303) is communicated with the water outlet (305) when the softening channel (301) is communicated with the water inlet (304), and the water outlet channel (303) is communicated with the drain (307) when the regeneration channel (302) is communicated with the salt suction port (306).
  9. 9. The water softener according to claim 1, characterized in that at least part of the regeneration channel (302) has a smaller flow area than the softening channel (301), and/or that the softening channel (301) and the regeneration channel (302) are distributed on both sides of the outlet channel (303).
  10. 10. The water softening device according to any one of claims 1 to 9, wherein the water distribution assembly (20) further comprises a lower water distributor (23), the lower water distributor (23) being disposed at the bottom end of the central tube (21) and below the resin layer.

Description

Water softening device Technical Field The utility model relates to the technical field of soft water, in particular to a soft water device. Background With the improvement of living standard of people, water softening equipment is widely used. The water softening device is provided with soft water resin, and the soft water resin utilizes cations of the soft water resin to adsorb calcium and magnesium ions in water, so that the water quality is softened. After the soft water device is operated for a period of time, calcium and magnesium ions adsorbed by the soft water resin are saturated, so that the function of the soft water resin for softening water quality is deteriorated or even lost. In order to enable the soft water apparatus to continuously soften water quality, the soft water resin needs to be periodically regenerated. The water softening device generally comprises a waterway valve, a resin tank, a central tube and a water distributor, wherein the water distributor is arranged in the tank body of the resin tank, a resin layer is filled between the tank body and the water distributor, and the resin layer is arranged on the periphery of the central tube. The existing waterway valve is generally provided with two water gaps, wherein one water gap is communicated with a central tube, and the softening flow channel and the regeneration flow channel are the same channel. In the actual use process, brine is mostly found to be accumulated around the periphery of the central tube and cannot be fully contacted with the resin, so that the resin regeneration is insufficient. Disclosure of utility model The utility model aims to provide a water softening device to solve the technical problem of insufficient resin regeneration in the prior art. The technical scheme adopted by the utility model is as follows: A water softener comprising: A resin tank having a resin cavity for accommodating a resin layer; The water distribution assembly is arranged in the resin cavity and comprises a central pipe and an upper water distributor, and the upper water distributor is positioned above the resin layer; The water way valve is arranged at the top of the resin tank and is provided with a softening channel, a regeneration channel and a water outlet channel, the water outlet channel is communicated with the central pipe, softened water introduced by the softening channel flows through the upper water distributor to enter the resin layer, and brine introduced by the regeneration channel flows through the upper water distributor to enter the resin layer. Preferably, the upper water distributor comprises at least two layers of water distribution plates which are arranged from top to bottom, water passing holes are formed in the water distribution plates, water to be softened flows through M layers of the water distribution plates and then enters the resin layer, brine flows through N layers of the water distribution plates and then enters the resin layer, and M is greater than 0 and less than N, and N is greater than or equal to 2. Preferably, the overflow area of the water distribution plate positioned on the upper layer is smaller than that of the water distribution plate positioned on the lower layer, and/or the flow area of the water passing holes on each water distribution plate is gradually reduced from top to bottom. Preferably, the water passing holes are round holes or arc-shaped extending around the axis of the water distribution plate. Preferably, the upper water distributor comprises two layers of water distribution plates which are arranged up and down, namely a first water distribution plate and a second water distribution plate, wherein the brine sequentially flows through the first water distribution plate and the second water distribution plate and then enters the resin layer, and the water to be softened flows through the second water distribution plate and then enters the resin layer. Preferably, the water softening device further comprises an upper sealing head, the upper sealing head comprises a softening pipe, a regeneration pipe and a water outlet pipe, the softening pipe, the regeneration pipe and the water outlet pipe are respectively communicated with the softening channel, the regeneration channel and the water outlet channel in one-to-one correspondence, the lower end of the softening pipe penetrates through the first water distribution plate and is located above the second water distribution plate, and the lower end of the regeneration pipe is located above the first water distribution plate. Preferably, the waterway valve comprises a valve cavity and a waterway on-off assembly arranged in the valve cavity, and the waterway on-off assembly is used for selectively opening the softening channel and the regeneration channel. Preferably, the waterway valve is provided with a water inlet, a water outlet, a salt absorbing port and a sewage outlet, when the softening channel is communicated with the water i