CN106948136B - Water purification system for washing machine - Google Patents

Water purification system for washing machine Download PDF

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Publication number
CN106948136B
CN106948136B CN201710248525.0A CN201710248525A CN106948136B CN 106948136 B CN106948136 B CN 106948136B CN 201710248525 A CN201710248525 A CN 201710248525A CN 106948136 B CN106948136 B CN 106948136B
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China
Prior art keywords
water
drainage
module
pipeline
inlet
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CN201710248525.0A
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CN106948136A (en
Inventor
任海峰
张庆君
胡海涛
范先锋
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Qingdao Haier Washing Electric Appliance Co Ltd
Haier Smart Home Co Ltd
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Qingdao Haier Washing Electric Appliance Co Ltd
Haier Smart Home Co Ltd
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Priority to CN201710248525.0A priority Critical patent/CN106948136B/en
Publication of CN106948136A publication Critical patent/CN106948136A/en
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    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/08—Liquid supply or discharge arrangements
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/08—Liquid supply or discharge arrangements
    • D06F39/083—Liquid discharge or recirculation arrangements
    • D06F39/085—Arrangements or adaptations of pumps
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/10—Filtering arrangements

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)

Abstract

A water purification system for a washing machine comprises a drainage pump module, a diversion drainage module and a water purification device which are connected, wherein the diversion drainage module is respectively communicated with a connecting pipeline and a drainage pipeline, and the other end of the connecting pipeline is connected with the water purification device; the water drainage pipeline is provided with a fixing device, and the fixing device is used for fixing the connecting pipeline on the water drainage pipeline. The drainage pipeline provided by the invention has the advantages that the effective connection of the purified water and the drainage waterway is realized in the washing machine with the additional water purification system, the arrangement of the internal pipeline of the washing machine is simplified, the production, the assembly and the after-sale maintenance are convenient, and the drainage pipeline is suitable for popularization and use.

Description

Water purification system for washing machine
Technical Field
The invention relates to the technical field of washing machines, in particular to a water purification system for a washing machine.
Background
The drainage pump of the drum washing machine is generally provided with a filter for removing the flock generated in the washing process and preventing the flock from entering a sewer pipe to block the sewer pipe. The drainage filter blocks the debris and dirt generated during washing while washing, and because the device is positioned at the lowest part of the whole washing machine, after the clothes are washed, if the dirt on the filter is not removed periodically, the dirt can enter the drum again under the driving of water flow to pollute the clothes to be washed in long-term normal use.
The investigation shows that the drainage filter of the drum washing machine has simple structure and poor filtering effect, and sundries such as thread scraps and the like easily enter the impeller of the drainage pump to cause rotation blockage or cause water leakage because the foreign matters cannot return to the sealing ring of the drainage valve; the existing machine type with the water purification function only has a filtering structure of a filtering device, and no other filtering and protecting device is arranged.
The washing machine drainage module of purifying water in the existing market has only little filter effect to water purification filter equipment, and water purification filter module does not have from the washing function, need dismantle to wash or directly change filter module, and the flow path is switched complicacy between return water and the drainage simultaneously, leads to washing machine inner structure complicacy, is difficult for overhauing and maintaining.
The existing washing machine only has a single-pass water outlet to realize the water discharging function. If a water purification system is added, effective connection of water purification and drainage can not be achieved simultaneously through a single water outlet, and if one more water outlet is arranged for a water purification waterway, the whole pipeline of the washing machine is complex, and production assembly and later-stage after-sale maintenance are not facilitated. Therefore, a structure for receiving a plurality of connecting hubs of pipelines is required.
In view of the above, the present invention is particularly proposed.
Disclosure of Invention
The invention aims to provide a water purification system for a washing machine, which uses a three-way joint to achieve the purpose of reducing the complexity of the arrangement of pipelines in the washing machine on the premise of meeting the requirement of connecting water purification and drainage pipelines.
In order to achieve the purpose, the following technical scheme is specifically adopted:
a water purification system for a washing machine comprises a drainage pump module 8, a diversion drainage module 12 and a water purification device 9 which are connected, wherein the diversion drainage module 12 is respectively communicated with a connecting pipeline 11 and a drainage pipeline 13, and the other end of the connecting pipeline 11 is connected with the water purification device 9; the drain line 13 is provided with a fixing device 105, and the fixing device 105 is used for fixing the connecting line 11 on the drain line 13.
The invention further comprises the following steps: the drainage pipeline 13 is provided with a three-way joint 10 connected with the drainage of the washing machine, the pipeline of the three-way joint 10 is provided with a first inlet 101, a second inlet 102 and an outlet 103, the first inlet 101 is connected with the diversion drainage module 12 through the drainage pipeline 13, the second inlet 102 is connected with the sewage discharge port of the water purification device 9, and the water body is discharged out of the water purification system through the outlet 103; the fixing device 105 fixedly connects the connecting pipeline 11 with the three-way joint 10.
In the above scheme, on the premise of installing the water purifying device 9, in order to simplify the pipeline arrangement, the three-way joint 10 installed between the diversion drainage module 12 and the water purifying device 9 is designed to be a three-way structure with a fixing device 105.
In the above scheme, three way connection 10 adopts a two-in one-out structure, and fixing device 105 has then played the effect of carrying out stable linking with other pipelines in three way connection 10 and the water purification system, has still strengthened the regularity of system in addition, the maintenance of being convenient for.
The invention further comprises the following steps: the fixing device 105 comprises an installation part and a clamp 104 which are arranged on the periphery of the pipeline of the three-way joint 10 in a surrounding mode, and the connecting pipeline 11 penetrates through the clamp 104 to be fixedly connected with the three-way joint 10.
The invention further comprises the following steps: the mounting part is sleeved outside a corresponding pipeline of the three-way joint 10 and can rotate around the corresponding pipeline; the outer periphery of the mounting portion is connected with a clamp 104 which extends in an outward radial protruding manner, and the clamp 104 is clamped and fixed with the connecting pipeline 11 correspondingly.
In the above arrangement, the fixing device 105 can be rotated around the pipeline on which it is mounted, so that the position of the clamp 104 can be adjusted to adapt to the position adjustment of the connecting pipeline 11.
The invention further comprises the following steps: the axis of the collar 104 is parallel to the axis of the corresponding conduit.
The invention further comprises the following steps: at least two included angles among the three pipelines of the three-way joint 10 are right angles, and the periphery of the pipeline of the three-way joint 10 is provided with a fixing device 105, so that the connecting pipeline 11 is fixed on the three-way joint 10.
The invention further comprises the following steps: the respective axes of the three pipelines of the three-way joint 10 are located on the same plane, so that the water flow is smoothly discharged.
In the above solution, the three-way joint 10 is a T-shaped three-way structure, and the fixing device 105 is preferably a circular sheet structure surrounding one of the pipes of the T-shaped three-way structure, and the circular sheet structure is provided with a clamp 104 for fixedly connecting the pipes 11.
The invention further comprises the following steps: the flow dividing and drainage module 12 is a three-way valve structure provided with a water inlet 1, a water outlet 3 and a water return port 2, the water inlet 1 is connected with a drainage pump module 8, the water outlet 3 is connected with a first inlet 101 of a three-way joint 10 through a drainage pipeline 13, the water return port 2 is connected with a water purifying device 9 through a connecting pipeline 11, a fixing device 105 is arranged on a pipeline of the three-way joint 10 close to the first inlet 101, and a hoop 104 is fixed in the middle of the connecting pipeline 11.
In the above solution, the fixing device 105 is disposed on the pipeline near the first inlet 101, and is connected to the middle section of the connecting pipeline 11, so that the connecting pipeline 11 is more stably connected to the three-way joint 10.
The invention further comprises the following steps: the flow dividing and drainage module 12 comprises a valve body, and the valve body comprises a valve plug cavity 5 and a water cavity 6; the valve plug cavity 5 is internally provided with a valve plug 4, the water outlet 3 is arranged on one side of the valve plug cavity 5, the water inlet 1 and the water outlet 3 are respectively arranged on two sides of the water cavity 6, and the switching of a water channel is realized in the shunting drainage module 12 through the opening and closing of the valve plug 4 and the joint operation of the drainage pump module 8 and the water purifying device 9.
In the above scheme, reposition of redundant personnel drainage module 12 has three-way valve structure, and different mouths of a river link to each other with other modules of water purification system, and the operation of the other modules of switching cooperation through the valve plug realizes the water route combination between the different mouths of a river and switches, and the water forms many water routes in order to realize different functions.
The invention further comprises the following steps: the water passes through water inlet 1 forms first water route through 6 flow direction return water mouths 2 in water cavity, and the water passes through return water mouth 2 flows to 3 formation second water routes in outlet through 6 and the valve plug chamber 5 in water cavity, and the water passes through water inlet 1 flows to 3 formation third water routes in outlet through 6 and the valve plug chamber 5 in water cavity.
The invention further comprises the following steps: when the valve body is closed, under the combined action of the drainage pump module 8 and the water purifying device 9, the water body enters the water purifying device 9 through the first waterway in the diversion drainage module 12 and completes the purification of the water body.
The invention further comprises the following steps: when the valve body is opened, under the combined action of the drainage pump module 8 and the water purifying device 9, the water body enters the three-way joint 10 through the second waterway and the third waterway in the diversion drainage module 12, so that the water body is discharged.
In the scheme, the water return port 2 is connected with the water purifying device, and the water purifying device adopts back washing setting, so that water has two processes of flowing out of the valve body and flowing into the valve body through the water return port 2, and a first water channel from the water inlet 1 to the water return port 2 and flowing out of the valve body is formed by combining the water inlet 1 and the water outlet 3, a second water channel from the water return port 2 to the water outlet 3 and flowing out of the valve body is formed, and a third water channel from the water inlet 1 to the water outlet 3 and flowing out of the valve body is formed, and the water purifying device is corresponding to the water purifying system for purifying and discharging water.
The invention further comprises the following steps: the drainage pump module 8 is provided with a first filtering part 81 for realizing rough filtering to prevent foreign matters from entering the water purifying device 9; the water purifying device 9 is provided with a second filtering part 91 and a membrane module 92 for further purifying the water body.
The invention further comprises the following steps: the water purifying device 9 is provided with a drain line 95 controlled by a ball valve at the end of the membrane module 92, and the drain line 95 is connected with the second inlet 102 of the three-way joint 10, so that impurities filtered by the second filtering part 91 and the membrane module 92 are discharged out of the water purifying system.
In the scheme, the water purification system enables all the components to form a system, the components can be protected, and the first filtering part 81 is arranged at the front end of the drainage pump module 8 to realize primary filtering, so that the drainage pump, the water return pump and the drainage valve are prevented from being blocked; the second filtering part 91 is arranged at the front end of the water purifying device 9 for filtering and removing fine impurities again, so that foreign matters are prevented from entering the membrane component 92 to influence the purifying effect; the back water flushing function of the purification device 9 can flush out foreign matters remained in the valve bodies of the second filtering part 91 and the diversion drainage module 12; the sewage discharge pipe 95 disposed at the end of the membrane module 92 discharges the impurities filtered by the second filtering part 91 and the membrane module 92 out of the system through the second inlet 102 of the three-way joint 10, and an independent sewage discharge outlet is omitted, so that the arrangement of the internal pipe of the washing machine is simplified through the three-way joint 10.
The invention further comprises the following steps: the drainage pump module 8 comprises two pumps for providing power for the water body to flow, so that the water body enters the diversion drainage module 12 through the water inlet 1 to form water flow; the water purifying device 9 comprises an air pump 93 arranged on the second filtering part 91 for providing power for the suction and discharge of the water body and a self-priming pump 94 arranged on the membrane module 92 for providing power for the suction of the water body.
In the above solution, when the valve body of the diversion drainage module 12 is closed, the large pump of the two pumps of the drainage pump module 8, the air pump 93 and the self-priming pump 94 act together, so that the water body enters the purification device 9 through the drainage pump module 8 and the first waterway, and passes through the second filtering part 91 and the membrane module 92 arranged in the purification device 9, thereby realizing the purification of the water body; when the valve body of the diversion drainage module 12 is opened, under the combined action of the small pump of the two pumps of the drainage pump module 8 and the air pump 93, the water body is backflushed back to the diversion drainage module 12 from the purification device 9, enters the three-way joint 10 through the second waterway and the third waterway, and is discharged out of the system.
The invention further comprises the following steps: the connection of the water cavity 6 and the valve plug cavity 5 is provided with a step 7 for matching the valve plug to seal the water cavity 6 when the valve body is closed.
In the above scheme, step 7 makes valve plug 4 inseparable with the cooperation in valve plug chamber 5, prevents that the water in first water route from getting into the valve plug chamber and leading to discharging in advance when the valve body is closed.
The invention further comprises the following steps: the fixing device 105 is integrally formed with the three-way joint 10 or is detachably attached thereto.
The invention further comprises the following steps: the pipe orifice of the outlet 103 of the three-way joint 10 is provided with an external thread for increasing the friction between the connecting pipe and the pipe to realize fixation, and the periphery of the pipe where the outlet 103 is located is also provided with at least three annular rings for fixing the connecting pipe with larger pipe diameter.
The invention also provides a washing machine with the water purification system for the washing machine, wherein a water inlet of the drainage pump module 8 is connected with a water outlet of an outer barrel of the washing machine, water enters the purification device 9 after passing through the drainage pump module 8 and the diversion drainage module 12, and is discharged out of the water purification system through the three-way joint 10 connected with the water inlet of the outer barrel and/or the water outlet of the washing machine after being purified.
In the above scheme, the three-way joint 10 is fixedly connected with the water inlet of the outer barrel and/or the water outlet of the washing machine, and the connecting pipeline 11 is fixedly connected with the three-way joint 10, so that the situation that the connecting pipeline 11 is loosened due to vibration of the operation of the washing machine is avoided, and the installation stability of the water purification system is improved.
1. The flow-dividing drainage module has a simple structure, realizes switching of a purified water channel and a drainage water channel, greatly reduces the complexity of the internal structure of the washing machine, and is convenient to maintain;
2. the invention adopts the three-way joint, and links the pipelines with different structures while realizing the combination of all the drainage and pollution discharge pipelines, so that the pipeline design in the washing machine is simple and compact;
3. the water purifying device adopts a self-cleaning arrangement, and the cost for maintaining or replacing the filtering structure is reduced and the service life of the system is prolonged by self-cleaning the filtering structure;
4. the connecting pipeline is fixedly connected with the washing machine through the tee joint, so that the condition that the connecting pipeline is loosened due to vibration of the running of the washing machine is avoided, and the installation stability of the water purification system is improved.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is a schematic side view of the tee fitting of the present invention.
FIG. 3 is a schematic top view of the tee fitting of the present invention.
FIG. 4 is a schematic front view of the tee joint of the present invention.
FIG. 5 is a schematic side view of the tee fitting of the present invention in connection with a pipeline.
FIG. 6 is a schematic top view of the tee fitting of the present invention in connection with a pipeline.
FIG. 7 is a schematic front view of the connection of the tee fitting of the present invention to a pipeline.
FIG. 8 is a schematic view of a valve plug of a split flow drain module according to the present invention shown in a closed configuration.
FIG. 9 is a schematic view of the split flow drain module with the valve plug open according to the present invention.
The main components in the figure are: 1-water inlet, 2-return water mouth, 3-outlet, 4-valve plug, 5-valve plug chamber, 6-water cavity, 7-step, 8-drain pump module, 81-first filter house, 9-purifier, 91-second filter house, 92-membrane module, 93-air pump, 94-self priming pump, 95-blowdown pipeline, 10-three way connection, 101-first import, 102-second import, 103-export, 104-clamp, 105-fixing device, 11-connecting line, 12-reposition of redundant personnel drainage module, 13-drainage pipeline.
Detailed Description
In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
Example 1
A water purification system for a washing machine is shown in figure 1 and comprises a drainage pump module 8, a diversion drainage module 12 and a water purification device 9 which are connected, wherein the diversion drainage module 12 is respectively communicated with a connecting pipeline 11 and a drainage pipeline 13, and the other end of the connecting pipeline 11 is connected with the water purification device 9; be equipped with fixing device 105 on the drain line 13, fixing device 105 is used for fixing connecting line 11 on drain line 13, plays the effect of linking up the pipeline when discharging sewage for water pipeline layout is simple and controllable in the water purification system of this embodiment, can switch multiple water route combination in reposition of redundant personnel drainage module 12 in order to realize functions such as water purification, drainage, has avoided the burden of complicated pipeline structure to washing machine internal design.
In this embodiment, as shown in fig. 2 to 4, the drainage pipeline 13 is provided with a three-way joint 10 connected with drainage of the washing machine, a pipeline of the three-way joint 10 is provided with a first inlet 101, a second inlet 102 and an outlet 103, the first inlet 101 is connected with the diversion drainage module 12 through the drainage pipeline 13, the second inlet 102 is connected with a sewage discharge port of the water purification device 9, and water is discharged out of the water purification system through the outlet 103; the fixing device 105 fixedly connects the connecting pipeline 11 with the three-way joint 10. The three-way joint 10 adopts a structure of two inlets and one outlet, and the fixing device 105 plays a role in stably connecting the three-way joint 10 with other pipelines in a water purification system, and also enhances the regularity of the system and is convenient to maintain and repair.
In this embodiment, the three-way joint 10 installed between the diversion drainage module 12 and the water purification apparatus 9 is designed as a three-way structure with the fixing device 105 in order to simplify the piping arrangement under the premise of installing the water purification apparatus 9.
In this embodiment, as shown in fig. 2 to 4, the fixing device 105 includes an installation portion and a clamp 104 surrounding the periphery of the three-way joint 10, and the connecting pipeline 11 passes through the clamp 104 and is fixedly connected with the three-way joint 10. The axis of the collar 104 is parallel to the axis of a corresponding tube of the tee fitting 10. The respective axes of the three pipelines of the three-way joint 10 are located on the same plane, so that the water flow is smoothly discharged.
In this embodiment, the three-way joint 10 is a T-shaped three-way structure, and the fixing device 105 is preferably a circular sheet structure surrounding the pipe where the first inlet 101 of the T-shaped three-way is located, and the circular sheet structure is provided with a clamp 104 for fixedly connecting the pipeline 11.
In this embodiment, the fixing device 105 and the three-way joint 10 are integrally formed, an outer thread for increasing friction between the connecting pipe and the pipe is arranged at a pipe orifice of the outlet 103 of the three-way joint 10, so that fixing is achieved, and at least three annular rings are further arranged on the periphery of the pipe where the outlet 103 is located, so as to fix the connecting pipe with a large pipe diameter.
In this embodiment, as shown in fig. 5, 6, 8 and 9, the diversion drainage module 12 is a three-way valve structure having a water inlet 1, a water outlet 3 and a water return port 2, the water inlet 1 is connected to the drainage pump module 8, the water outlet 3 is connected to a first inlet 101 of the three-way joint 10 via a drainage pipeline 13, the water return port 2 is connected to the water purifying device 9 via a connecting pipeline 11, the fixing device 105 is disposed on a pipeline of the three-way joint 10 near the first inlet 101, and the clamp 104 is fixed at the middle of the connecting pipeline 11.
In this embodiment, as shown in fig. 8 and 9, the split drainage module 12 includes a valve body, and the valve body includes a valve plug cavity 5 and a water cavity 6; the valve plug cavity 5 is internally provided with a valve plug 4, the water outlet 3 is arranged on one side of the valve plug cavity 5, the water inlet 1 and the water outlet 3 are respectively arranged on two sides of the water cavity 6, and the switching of a water channel is realized in the shunting drainage module 12 through the opening and closing of the valve plug 4 and the joint operation of the drainage pump module 8 and the water purifying device 9.
In this embodiment, as shown in fig. 8 and 9, the diversion drainage module 12 has a three-way valve structure, different water ports are connected to other modules of the water purification system, the opening and closing of the valve plug is matched with the operation of other modules to realize the combination and switching of water paths between different water ports, a water body forms a plurality of water paths to realize different functions, wherein the extension parts of the drainage port 3 and the water return port 2 are preferably pipes with circular radial cross sections, and the axes of the pipes are arranged in parallel and on the same horizontal plane.
In this embodiment, the water passes through water inlet 1 forms first water route through 6 flow direction return water mouths 2 in water cavity, and the water passes through return water mouth 2 flows to 3 formation second water routes in outlet through 6 in water cavity and valve plug chamber 5, and the water passes through water inlet 1 flows to 3 formation third water routes in outlet through 6 in water cavity and valve plug chamber 5.
In this embodiment, the water return port 2 is connected to a water purifying device, and the water purifying device of the present invention adopts a back flush setting, so that a water body has two processes of flowing out of the valve body and flowing into the valve body through the water return port 2, and a first waterway through which the water inlet 1 flows into the valve body to the water return port 2 and flows out of the valve body is formed by combining the water inlet 1 and the water outlet 3, a second waterway through which the water return port 2 flows into the valve body to the water outlet 3 and flows out of the valve body is formed, and a third waterway through which the water inlet 1 flows into the valve body to the water outlet 3 and flows out of the valve body is formed, corresponding to the purification and discharge of the water body by the water purifying system.
In this embodiment, as shown in fig. 8, when the valve body is closed, under the combined action of the drainage pump module 8 and the water purifying device 9, the water body enters the water purifying device 9 through the first waterway in the diversion drainage module 12 and completes the purification of the water body.
In this embodiment, as shown in fig. 9, when the valve body is opened, under the combined action of the drainage pump module 8 and the water purification device 9, the water body enters the three-way joint 10 through the second waterway and the third waterway in the diversion drainage module 12, so as to discharge the water body.
In this embodiment, as shown in fig. 1, the drainage pump module 8 is provided with a first filtering portion 81 for coarse filtering to prevent foreign matters from entering the water purifying device 9; the water purifying device 9 is provided with a second filtering part 91 and a membrane module 92 for further purifying the water body.
In this embodiment, as shown in fig. 1, 5, 6 and 7, the water purification apparatus 9 is provided with a blowdown line 95 controlled by a ball valve at the end of the membrane module 92, and the blowdown line 95 is connected to the second inlet 102 of the three-way joint 10, so that the impurities filtered by the second filtering part 91 and the membrane module 92 are discharged out of the water purification system.
In this embodiment, as shown in fig. 1, the water purification system forms the sub-components into a system, which can protect each other, and the first filtering portion 81 is disposed at the front end of the drainage pump module 8 to realize primary filtering, so as to prevent the drainage pump, the water return pump, and the drainage valve from being blocked; the second filtering part 91 is arranged at the front end of the water purifying device 9 for filtering and removing fine impurities again, so that foreign matters are prevented from entering the membrane component 92 to influence the purifying effect; the back water flushing function of the purification device 9 can flush out foreign matters remained in the valve bodies of the second filtering part 91 and the diversion drainage module 12; the sewage discharge pipe 95 disposed at the end of the membrane module 92 discharges the impurities filtered by the second filtering part 91 and the membrane module 92 out of the system through the second inlet 102 of the three-way joint 10, and an independent sewage discharge outlet is omitted, so that the arrangement of the internal pipe of the washing machine is simplified through the three-way joint 10.
In this embodiment, as shown in fig. 1, the drainage pump module 8 includes two pumps for providing power for the water to flow, so that the water enters the diversion drainage module 12 through the water inlet 1 to form a water flow; the water purifying device 9 comprises an air pump 93 arranged on the second filtering part 91 for providing power for the suction and discharge of the water body and a self-priming pump 94 arranged on the membrane module 92 for providing power for the suction of the water body.
In this embodiment, as shown in fig. 1, 8 and 9, when the valve body of the diversion drainage module 12 is closed, the large pump of the two pumps of the drainage pump module 8, together with the air pump 93 and the self-priming pump 94, enters the water body into the purification device 9 through the drainage pump module 8 and the first waterway, and passes through the second filtering portion 91 and the membrane module 92 arranged in the purification device 9, so as to purify the water body; when the valve body of the diversion drainage module 12 is opened, under the combined action of the small pump of the two pumps of the drainage pump module 8 and the air pump 93, the water body is backflushed back to the diversion drainage module 12 from the purification device 9, enters the three-way joint 10 through the second waterway and the third waterway, and is discharged out of the system.
In this embodiment, as shown in fig. 8 and 9, a step 7 for sealing the water chamber 6 by cooperating with the valve plug when the valve body is closed is provided at the connection between the water chamber 6 and the valve plug chamber 5.
In this embodiment, as shown in fig. 8 and 9, the step 7 enables the valve plug 4 to be tightly fitted with the valve plug cavity 5, so as to prevent the water in the first waterway from entering the valve plug cavity to cause early discharge when the valve body is closed.
In this embodiment, will water purification system for washing machine install in washing machine, greatly reduced the complexity of washing machine internal pipeline, and inside each subcomponent of this water purification system component system can play the guard action each other, multistage filtration prevents to block up drain pump, return water pump, drain valve, also prevents that the foreign matter from getting into purifier and influencing the filter effect. The three-way joint 10 is fixedly connected with the water inlet of the outer barrel and/or the water outlet of the washing machine, and the connecting pipeline 11 is fixedly connected with the three-way joint 10, so that the situation that the connecting pipeline 11 is loosened due to vibration of the running of the washing machine is avoided, and the installation stability of the water purification system is improved.
Example 2
A water purification system for a washing machine is shown in figure 1 and comprises a drainage pump module 8, a diversion drainage module 12 and a water purification device 9 which are connected, wherein the diversion drainage module 12 is respectively communicated with a connecting pipeline 11 and a drainage pipeline 13, and the other end of the connecting pipeline 11 is connected with the water purification device 9; be equipped with fixing device 105 on the drain line 13, fixing device 105 is used for fixing connecting line 11 on drain line 13, plays the effect of linking up the pipeline when discharging sewage for water pipeline layout is simple and controllable in the water purification system of this embodiment, can switch multiple water route combination in reposition of redundant personnel drainage module 12 in order to realize functions such as water purification, drainage, has avoided the burden of complicated pipeline structure to washing machine internal design.
In this embodiment, the drainage pipeline 13 is provided with a three-way joint 10 connected with the drainage of the washing machine, the pipeline of the three-way joint 10 is provided with a first inlet 101, a second inlet 102 and an outlet 103, the first inlet 101 is connected with the diversion drainage module 12 through the drainage pipeline 13, the second inlet 102 is connected with the sewage discharge port of the water purification device 9, and the water body is discharged out of the water purification system through the outlet 103; the fixing device 105 fixedly connects the connecting pipeline 11 with the three-way joint 10. The three-way joint 10 adopts a structure of two inlets and one outlet, and the fixing device 105 plays a role in stably connecting the three-way joint 10 with other pipelines in a water purification system, and also enhances the regularity of the system and is convenient to maintain and repair.
In this embodiment, the three-way joint 10 installed between the diversion drainage module 12 and the water purification apparatus 9 is designed as a three-way structure with the fixing device 105 in order to simplify the piping arrangement under the premise of installing the water purification apparatus 9.
In this embodiment, the fixing device 105 includes an installation portion and a clamp 104 surrounding the periphery of the three-way joint 10, and the connecting pipeline 11 passes through the clamp 104 and is fixedly connected to the three-way joint 10. The mounting part is sleeved outside a corresponding pipeline of the three-way joint 10 and can rotate around the corresponding pipeline; the outer periphery of the mounting portion is connected with a clamp 104 which extends in an outward radial protruding manner, and the clamp 104 is clamped and fixed with the connecting pipeline 11 correspondingly. The fixture 105 may be rotated about the pipeline on which it is mounted, allowing the position of the clip 104 to be adjustable to accommodate positional adjustment of the connecting pipeline 11. The axis of the collar 104 is parallel to the axis of the corresponding conduit. The respective axes of the three pipelines of the three-way joint 10 are located on the same plane, so that the water flow is smoothly discharged.
In this embodiment, the fixing device 105 is preferably a circular sheet structure surrounding the pipe where the first inlet 101 and the outlet 103 are located in the T-shaped tee, the circular sheet structure is provided with two clamps 104, and since the connecting pipeline 11 is long, two fixing devices 105 are adopted, so that the pipeline passes through the two clamps 104 to be fixed with the tee joint 10.
In this embodiment, the fixing device 105 is detachably connected to the three-way joint 10, an opening of the outlet 103 of the three-way joint 10 is provided with an external thread for increasing friction between the connecting pipe and the pipe, and the periphery of the pipe where the outlet 103 is located is further provided with at least three annular rings for fixing the connecting pipe with a large pipe diameter.
In this embodiment, as shown in fig. 8 and 9, the diversion drainage module 12 is a three-way valve structure having a water inlet 1, a water outlet 3 and a water return port 2, the water inlet 1 is connected to the drainage pump module 8, the water outlet 3 is connected to the first inlet 101 of the three-way joint 10 via a drainage pipeline 13, and the water return port 2 is connected to the water purifying device 9 via a connecting pipeline 11.
In this embodiment, as shown in fig. 8 and 9, the split drainage module 12 includes a valve body, and the valve body includes a valve plug cavity 5 and a water cavity 6; the valve plug cavity 5 is internally provided with a valve plug 4, the water outlet 3 is arranged on one side of the valve plug cavity 5, the water inlet 1 and the water outlet 3 are respectively arranged on two sides of the water cavity 6, and the switching of a water channel is realized in the shunting drainage module 12 through the opening and closing of the valve plug 4 and the joint operation of the drainage pump module 8 and the water purifying device 9.
In this embodiment, as shown in fig. 8 and 9, the diversion drainage module 12 has a three-way valve structure, different water ports are connected to other modules of the water purification system, the opening and closing of the valve plug is matched with the operation of other modules to realize the combination and switching of water paths between different water ports, a water body forms a plurality of water paths to realize different functions, wherein the extension parts of the drainage port 3 and the water return port 2 are preferably pipes with circular radial cross sections, and the axes of the pipes are arranged in parallel and on the same horizontal plane.
In this embodiment, the water passes through water inlet 1 forms first water route through 6 flow direction return water mouths 2 in water cavity, and the water passes through return water mouth 2 flows to 3 formation second water routes in outlet through 6 in water cavity and valve plug chamber 5, and the water passes through water inlet 1 flows to 3 formation third water routes in outlet through 6 in water cavity and valve plug chamber 5.
In this embodiment, the water return port 2 is connected to a water purifying device, and the water purifying device of the present invention adopts a back flush setting, so that a water body has two processes of flowing out of the valve body and flowing into the valve body through the water return port 2, and a first waterway through which the water inlet 1 flows into the valve body to the water return port 2 and flows out of the valve body is formed by combining the water inlet 1 and the water outlet 3, a second waterway through which the water return port 2 flows into the valve body to the water outlet 3 and flows out of the valve body is formed, and a third waterway through which the water inlet 1 flows into the valve body to the water outlet 3 and flows out of the valve body is formed, corresponding to the purification and discharge of the water body by the water purifying system.
In this embodiment, as shown in fig. 8, when the valve body is closed, under the combined action of the drainage pump module 8 and the water purifying device 9, the water body enters the water purifying device 9 through the first waterway in the diversion drainage module 12 and completes the purification of the water body.
In this embodiment, as shown in fig. 9, when the valve body is opened, under the combined action of the drainage pump module 8 and the water purification device 9, the water body enters the three-way joint 10 through the second waterway and the third waterway in the diversion drainage module 12, so as to discharge the water body.
In this embodiment, as shown in fig. 1, the drainage pump module 8 is provided with a first filtering portion 81 for coarse filtering to prevent foreign matters from entering the water purifying device 9; the water purifying device 9 is provided with a second filtering part 91 and a membrane module 92 for further purifying the water body.
In this embodiment, as shown in fig. 1, the water purifying device 9 is provided with a drain line 95 controlled by a ball valve at the end of the membrane module 92, and the drain line 95 is connected to the second inlet 102 of the three-way joint 10, so that the impurities filtered by the second filtering part 91 and the membrane module 92 are discharged out of the water purifying system.
In this embodiment, as shown in fig. 1, the water purification system forms the sub-components into a system, which can protect each other, and the first filtering portion 81 is disposed at the front end of the drainage pump module 8 to realize primary filtering, so as to prevent the drainage pump, the water return pump, and the drainage valve from being blocked; the second filtering part 91 is arranged at the front end of the water purifying device 9 for filtering and removing fine impurities again, so that foreign matters are prevented from entering the membrane component 92 to influence the purifying effect; the back water flushing function of the purification device 9 can flush out foreign matters remained in the valve bodies of the second filtering part 91 and the diversion drainage module 12; the sewage discharge pipe 95 disposed at the end of the membrane module 92 discharges the impurities filtered by the second filtering part 91 and the membrane module 92 out of the system through the second inlet 102 of the three-way joint 10, and an independent sewage discharge outlet is omitted, so that the arrangement of the internal pipe of the washing machine is simplified through the three-way joint 10.
In this embodiment, as shown in fig. 1, the drainage pump module 8 includes two pumps for providing power for the water to flow, so that the water enters the diversion drainage module 12 through the water inlet 1 to form a water flow; the water purifying device 9 comprises an air pump 93 arranged on the second filtering part 91 for providing power for the suction and discharge of the water body and a self-priming pump 94 arranged on the membrane module 92 for providing power for the suction of the water body.
In this embodiment, as shown in fig. 1, 8 and 9, when the valve body of the diversion drainage module 12 is closed, the large pump of the two pumps of the drainage pump module 8, together with the air pump 93 and the self-priming pump 94, enters the water body into the purification device 9 through the drainage pump module 8 and the first waterway, and passes through the second filtering portion 91 and the membrane module 92 arranged in the purification device 9, so as to purify the water body; when the valve body of the diversion drainage module 12 is opened, under the combined action of the small pump of the two pumps of the drainage pump module 8 and the air pump 93, the water body is backflushed back to the diversion drainage module 12 from the purification device 9, enters the three-way joint 10 through the second waterway and the third waterway, and is discharged out of the system.
In this embodiment, as shown in fig. 8 and 9, a step 7 for sealing the water chamber 6 by cooperating with the valve plug when the valve body is closed is provided at the connection between the water chamber 6 and the valve plug chamber 5.
In this embodiment, as shown in fig. 8 and 9, the step 7 enables the valve plug 4 to be tightly fitted with the valve plug cavity 5, so as to prevent the water in the first waterway from entering the valve plug cavity to cause early discharge when the valve body is closed.
In this embodiment, will water purification system for washing machine install in washing machine, greatly reduced the complexity of washing machine internal pipeline, and inside each subcomponent of this water purification system component system can play the guard action each other, multistage filtration prevents to block up drain pump, return water pump, drain valve, also prevents that the foreign matter from getting into purifier and influencing the filter effect. The three-way joint 10 is fixedly connected with the water inlet of the outer barrel and/or the water outlet of the washing machine, and the connecting pipeline 11 is fixedly connected with the three-way joint 10, so that the situation that the connecting pipeline 11 is loosened due to vibration of the running of the washing machine is avoided, and the installation stability of the water purification system is improved.
Example 3
A water purification system for a washing machine is shown in figure 1 and comprises a drainage pump module 8, a diversion drainage module 12 and a water purification device 9 which are connected, wherein the diversion drainage module 12 is respectively communicated with a connecting pipeline 11 and a drainage pipeline 13, and the other end of the connecting pipeline 11 is connected with the water purification device 9; be equipped with fixing device 105 on the drain line 13, fixing device 105 is used for fixing connecting line 11 on drain line 13, plays the effect of linking up the pipeline when discharging sewage for water pipeline layout is simple and controllable in the water purification system of this embodiment, can switch multiple water route combination in reposition of redundant personnel drainage module 12 in order to realize functions such as water purification, drainage, has avoided the burden of complicated pipeline structure to washing machine internal design.
In this embodiment, the drainage pipeline 13 is provided with a three-way joint 10 connected with the drainage of the washing machine, the pipeline of the three-way joint 10 is provided with a first inlet 101, a second inlet 102 and an outlet 103, the first inlet 101 is connected with the diversion drainage module 12 through the drainage pipeline 13, the second inlet 102 is connected with the sewage discharge port of the water purification device 9, and the water body is discharged out of the water purification system through the outlet 103; the fixing device 105 fixedly connects the connecting pipeline 11 with the three-way joint 10. The three-way joint 10 adopts a structure of two inlets and one outlet, and the fixing device 105 plays a role in stably connecting the three-way joint 10 with other pipelines in a water purification system, and also enhances the regularity of the system and is convenient to maintain and repair.
In this embodiment, the three-way joint 10 installed between the diversion drainage module 12 and the water purification apparatus 9 is designed as a three-way structure with the fixing device 105 in order to simplify the piping arrangement under the premise of installing the water purification apparatus 9.
In this embodiment, the fixing device 105 includes an installation portion and a clamp 104 surrounding the periphery of the three-way joint 10, and the connecting pipeline 11 passes through the clamp 104 and is fixedly connected to the three-way joint 10. The mounting part is sleeved outside a corresponding pipeline of the three-way joint 10 and can rotate around the corresponding pipeline; the outer periphery of the mounting portion is connected with a clamp 104 which extends in an outward radial protruding manner, and the clamp 104 is clamped and fixed with the connecting pipeline 11 correspondingly. The fixture 105 may be rotated about the pipeline on which it is mounted, allowing the position of the clip 104 to be adjustable to accommodate positional adjustment of the connecting pipeline 11. The axis of the clamp 104 is parallel to the axis of the corresponding pipeline. The respective axes of the three pipelines of the three-way joint 10 are perpendicular to each other two by two, so that the space occupied by the three-way joint 10 is saved.
In this embodiment, in order to save the occupied space, two phases of the three pipelines of the tee joint 10 are vertically set, the fixing device 105 preferably adopts a circular sheet structure, the circular sheet structure is provided with a clamp 104, and because the water return port 2 of the diversion drainage module 12 and the water inlet of the water purifier 9 have a height difference, the part of the connecting pipeline 11 close to the tee joint 10 is perpendicular to the horizontal plane and parallel to the pipe where the second inlet 102 is located, so that the fixing device 105 is arranged on the pipe where the second inlet 102 is located in the T-shaped tee in a surrounding manner, and the connecting pipeline 11 penetrates through the clamp 104 to be fixed with the tee joint 10.
In this embodiment, the fixing device 105 is detachably connected to the three-way joint 10, an external thread for increasing friction between the connecting pipe and the pipe is arranged at a pipe orifice of the outlet 103 of the three-way joint 10, and at least three annular rings are further arranged on the periphery of the pipe where the outlet 103 is located and used for fixing the connection with the larger pipe diameter
In this embodiment, as shown in fig. 8 and 9, the diversion drainage module 12 is a three-way valve structure having a water inlet 1, a water outlet 3 and a water return port 2, the water inlet 1 is connected to the drainage pump module 8, the water outlet 3 is connected to the first inlet 101 of the three-way joint 10 via a drainage pipeline 13, and the water return port 2 is connected to the water purifying device 9 via a connecting pipeline 11.
In this embodiment, as shown in fig. 8 and 9, the split drainage module 12 includes a valve body, and the valve body includes a valve plug cavity 5 and a water cavity 6; the valve plug cavity 5 is internally provided with a valve plug 4, the water outlet 3 is arranged on one side of the valve plug cavity 5, the water inlet 1 and the water outlet 3 are respectively arranged on two sides of the water cavity 6, and the switching of a water channel is realized in the shunting drainage module 12 through the opening and closing of the valve plug 4 and the joint operation of the drainage pump module 8 and the water purifying device 9.
In this embodiment, as shown in fig. 8 and 9, the diversion drainage module 12 has a three-way valve structure, different water ports are connected to other modules of the water purification system, the opening and closing of the valve plug is matched with the operation of other modules to realize the combination and switching of water paths between different water ports, a water body forms a plurality of water paths to realize different functions, wherein the extension parts of the drainage port 3 and the water return port 2 are preferably pipes with circular radial cross sections, and the axes of the pipes are arranged in parallel and on the same horizontal plane.
In this embodiment, the water passes through water inlet 1 forms first water route through 6 flow direction return water mouths 2 in water cavity, and the water passes through return water mouth 2 flows to 3 formation second water routes in outlet through 6 in water cavity and valve plug chamber 5, and the water passes through water inlet 1 flows to 3 formation third water routes in outlet through 6 in water cavity and valve plug chamber 5.
In this embodiment, the water return port 2 is connected to a water purifying device, and the water purifying device of the present invention adopts a back flush setting, so that a water body has two processes of flowing out of the valve body and flowing into the valve body through the water return port 2, and a first waterway through which the water inlet 1 flows into the valve body to the water return port 2 and flows out of the valve body is formed by combining the water inlet 1 and the water outlet 3, a second waterway through which the water return port 2 flows into the valve body to the water outlet 3 and flows out of the valve body is formed, and a third waterway through which the water inlet 1 flows into the valve body to the water outlet 3 and flows out of the valve body is formed, corresponding to the purification and discharge of the water body by the water purifying system.
In this embodiment, as shown in fig. 8, when the valve body is closed, under the combined action of the drainage pump module 8 and the water purifying device 9, the water body enters the water purifying device 9 through the first waterway in the diversion drainage module 12 and completes the purification of the water body.
In this embodiment, as shown in fig. 9, when the valve body is opened, under the combined action of the drainage pump module 8 and the water purification device 9, the water body enters the three-way joint 10 through the second waterway and the third waterway in the diversion drainage module 12, so as to discharge the water body.
In this embodiment, as shown in fig. 1, the drainage pump module 8 is provided with a first filtering portion 81 for coarse filtering to prevent foreign matters from entering the water purifying device 9; the water purifying device 9 is provided with a second filtering part 91 and a membrane module 92 for further purifying the water body.
In this embodiment, as shown in fig. 1, the water purifying device 9 is provided with a drain line 95 controlled by a ball valve at the end of the membrane module 92, and the drain line 95 is connected to the second inlet 102 of the three-way joint 10, so that the impurities filtered by the second filtering part 91 and the membrane module 92 are discharged out of the water purifying system.
In this embodiment, as shown in fig. 1, the water purification system forms the sub-components into a system, which can protect each other, and the first filtering portion 81 is disposed at the front end of the drainage pump module 8 to realize primary filtering, so as to prevent the drainage pump, the water return pump, and the drainage valve from being blocked; the second filtering part 91 is arranged at the front end of the water purifying device 9 for filtering and removing fine impurities again, so that foreign matters are prevented from entering the membrane component 92 to influence the purifying effect; the back water flushing function of the purification device 9 can flush out foreign matters remained in the valve bodies of the second filtering part 91 and the diversion drainage module 12; the sewage discharge pipe 95 disposed at the end of the membrane module 92 discharges the impurities filtered by the second filtering part 91 and the membrane module 92 out of the system through the second inlet 102 of the three-way joint 10, and an independent sewage discharge outlet is omitted, so that the arrangement of the internal pipe of the washing machine is simplified through the three-way joint 10.
In this embodiment, as shown in fig. 1, the drainage pump module 8 includes two pumps for providing power for the water to flow, so that the water enters the diversion drainage module 12 through the water inlet 1 to form a water flow; the water purifying device 9 comprises an air pump 93 arranged on the second filtering part 91 for providing power for the suction and discharge of the water body and a self-priming pump 94 arranged on the membrane module 92 for providing power for the suction of the water body.
In this embodiment, as shown in fig. 1, 8 and 9, when the valve body of the diversion drainage module 12 is closed, the large pump of the two pumps of the drainage pump module 8, together with the air pump 93 and the self-priming pump 94, enters the water body into the purification device 9 through the drainage pump module 8 and the first waterway, and passes through the second filtering portion 91 and the membrane module 92 arranged in the purification device 9, so as to purify the water body; when the valve body of the diversion drainage module 12 is opened, under the combined action of the small pump of the two pumps of the drainage pump module 8 and the air pump 93, the water body is backflushed back to the diversion drainage module 12 from the purification device 9, enters the three-way joint 10 through the second waterway and the third waterway, and is discharged out of the system.
In this embodiment, as shown in fig. 8 and 9, a step 7 for sealing the water chamber 6 by cooperating with the valve plug when the valve body is closed is provided at the connection between the water chamber 6 and the valve plug chamber 5.
In this embodiment, as shown in fig. 8 and 9, the step 7 enables the valve plug 4 to be tightly fitted with the valve plug cavity 5, so as to prevent the water in the first waterway from entering the valve plug cavity to cause early discharge when the valve body is closed.
In this embodiment, will water purification system for washing machine install in washing machine, greatly reduced the complexity of washing machine internal pipeline, and inside each subcomponent of this water purification system component system can play the guard action each other, multistage filtration prevents to block up drain pump, return water pump, drain valve, also prevents that the foreign matter from getting into purifier and influencing the filter effect. The three-way joint 10 is fixedly connected with the water inlet of the outer barrel and/or the water outlet of the washing machine, and the connecting pipeline 11 is fixedly connected with the three-way joint 10, so that the situation that the connecting pipeline 11 is loosened due to vibration of the running of the washing machine is avoided, and the installation stability of the water purification system is improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims (5)

1. A water purification system for a washing machine comprises a drainage pump module (8), a diversion drainage module (12) and a water purification device (9) which are connected, and is characterized in that the diversion drainage module (12) is respectively communicated with a connecting pipeline (11) and a drainage pipeline (13), and the other end of the connecting pipeline (11) is connected with the water purification device (9); a fixing device (105) is arranged on the drainage pipeline (13), and the fixing device (105) is used for fixing the connecting pipeline (11) on the drainage pipeline (13);
the drainage pipeline (13) is provided with a three-way joint (10) connected with the drainage of the washing machine, the pipeline of the three-way joint (10) is provided with a first inlet (101), a second inlet (102) and an outlet (103), the first inlet (101) is connected with the diversion drainage module (12) through the drainage pipeline (13), the second inlet (102) is connected with a sewage discharge port of the water purifying device (9), and water is discharged out of the water purifying system through the outlet (103); the fixing device (105) comprises an installation part and a clamp (104) which are arranged on the periphery of the pipeline of the three-way joint (10) in a surrounding mode, and the connecting pipeline (11) penetrates through the clamp (104) to be fixedly connected with the three-way joint (10);
the fixing device (105) is in a circular sheet shape, the mounting part is sleeved outside a corresponding pipeline of the three-way joint (10), and the mounting part can rotate around the corresponding pipeline; the periphery of the mounting part is connected with a hoop (104) which radially protrudes and extends outwards, the hoop (104) and the connecting pipeline (11) are correspondingly clamped and fixed, and the axis of the hoop (104) is parallel to the axis of the corresponding pipeline;
the water distribution and drainage module (12) is of a three-way valve structure provided with a water inlet (1), a water outlet (3) and a water return port (2), the water inlet (1) is connected with a drainage pump module (8), the water outlet (3) is connected with a first inlet (101) of a three-way joint (10) through a drainage pipeline (13), the water return port (2) is connected with a water purifying device (9) through a connecting pipeline (11), a fixing device (105) is arranged on a pipeline of the three-way joint (10) close to the first inlet (101), and a clamp (104) is fixed in the middle of the connecting pipeline (11);
the flow dividing and draining module (12) comprises a valve body, and the valve body comprises a valve plug cavity (5) and a water cavity (6); a valve plug (4) is arranged in the valve plug cavity (5), the water outlet (3) is arranged on one side of the valve plug cavity (5), the water inlet (1) and the water outlet (3) are respectively arranged on two sides of the water cavity (6), and the water channel switching is realized in the diversion drainage module (12) through the opening and closing of the valve plug (4) and the joint operation of the drainage pump module (8) and the water purifying device (9);
a water body flows to the water return port (2) through the water inlet (1) via the water cavity (6) to form a first water path, flows to the water outlet (3) through the water return port (2) via the water cavity (6) and the valve plug cavity (5) to form a second water path, and flows to the water outlet (3) via the water cavity (6) and the valve plug cavity (5) via the water inlet (1) to form a third water path; when the valve body is closed, under the combined action of the drainage pump module (8) and the water purifying device (9), the water body enters the water purifying device (9) through a first waterway in the diversion drainage module (12) and completes the purification of the water body; when the valve body is opened, under the combined action of the drainage pump module (8) and the water purifying device (9), the water body enters the three-way joint (10) through the second waterway and the third waterway in the diversion drainage module (12), and the water body is discharged.
2. A water purification system for washing machine as claimed in claim 1, wherein at least two of the three pipes of the three-way joint (10) have right angles, and the three-way joint (10) has a fixing device (105) at the periphery of the pipe for fixing the connection pipe (11) to the three-way joint (10).
3. A water purification system for washing machines as claimed in claim 2, wherein the axes of the pipes of the tee joint (10) are in the same plane to smooth the discharge of the water.
4. A water purification system for washing machine as claimed in claim 1, wherein the water purification device (9) is provided therein with a second filtering part (91) and a membrane module (92), the end of the membrane module (92) is provided with a blowdown line (95) controlled by a ball valve, the blowdown line (95) is connected with the second inlet (102) of the three-way joint (10), so that impurities filtered by the second filtering part (91) and the membrane module (92) are discharged out of the water purification system.
5. A washing machine with a water purification system for a washing machine according to any one of claims 1 to 4, characterized in that the water inlet of the drain pump module (8) is connected to the water outlet of the outer tub of the washing machine, and the water enters the water purification device (9) through the drain pump module (8) and the diversion drain module (12), and is discharged out of the water purification system through the tee joint (10) connected to the water inlet of the outer tub and/or the water outlet of the washing machine after being purified.
CN201710248525.0A 2017-04-17 2017-04-17 Water purification system for washing machine Active CN106948136B (en)

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CN117449075B (en) * 2023-12-25 2024-03-08 无锡好力泵业有限公司 Washing machine drain pump with two-stage filtering and foreign matter cleaning functions and washing machine

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CN2885914Y (en) * 2006-04-07 2007-04-04 中山东菱威力电器有限公司 Fixing arrangement for a drainage pipe of a washing machine
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