CN210710872U - Ultrafiltration water purifier with multi-way valve - Google Patents
Ultrafiltration water purifier with multi-way valve Download PDFInfo
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- CN210710872U CN210710872U CN201921150488.0U CN201921150488U CN210710872U CN 210710872 U CN210710872 U CN 210710872U CN 201921150488 U CN201921150488 U CN 201921150488U CN 210710872 U CN210710872 U CN 210710872U
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- way valve
- water inlet
- sewage discharge
- purification
- shell
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Abstract
The utility model provides an ultrafiltration water purifier with a multi-way valve, which comprises a shell, a seal head fixed on the upper part of the shell and the multi-way valve fixed on the seal head, wherein an ultrafiltration membrane component with a central tube is positioned in a closed area formed by the shell and the seal head; the upper part of the multi-way valve is provided with a water inlet, a purification port and a sewage discharge port which are respectively connected with a water inlet source, a purified water pipe and a sewage discharge pipe, the lower part of the multi-way valve is provided with a water inlet cavity, three annular cavities of a sewage discharge cavity and a cavity purification cavity are connected with a seal head through threads and are respectively connected with a water inlet end, a sewage discharge end and a purification end of an internal pressure type ultrafiltration membrane component through the seal head, the internal pressure type ultrafiltration membrane component is provided with a central pipe which is used for connecting the water at the sewage discharge end to the position of the seal head, and the water inlet, the sewage discharge port and the purification water port of the multi-way valve are respectively communicated with the water inlet end.
Description
Technical Field
The utility model relates to a water purification unit technical field especially relates to an internal pressure formula milipore filter water purifier.
Background
The hollow fiber ultrafiltration membrane refers to a micro-pore filtration membrane with the pore diameter range of less than about 0.01 micron, and each hollow fiber ultrafiltration membrane component consists of thousands of tiny hollow fiber membranes. Particles larger than 10 nanometers can be separated by applying appropriate pressure on one side of the ultrafiltration membrane. According to different water inlet modes, the ultrafiltration membrane is divided into an internal pressure type hollow fiber membrane and an external pressure type hollow fiber membrane, wherein the internal pressure type hollow fiber membrane means that stock solution permeates through hollow fibers from inside to outside along the radial direction to become permeate liquid under the action of pressure difference, and trapped substances are collected in the hollow fiber membrane.
In the prior art, physical washing or chemical washing is adopted for washing. For water purification devices, chemical flushing may cause secondary pollution and is therefore not often used. Therefore, the commonly adopted flushing method is generally a forward and backward flushing method, wherein the forward and backward flushing method comprises forward flushing and backward flushing, and refers to changing the pressure difference between two sides of the membrane by matching with air pressure or water pressure; the backwashing effect is better, but the backwashing effect needs to be matched with a plurality of valve banks, the valve banks easily break down due to frequent action, the patent CN2005200592674 can realize the forward flushing and the backwashing, but because the drain outlet is not connected with the multi-way valve, the multi-ultrafiltration membrane can only perform the forward flushing and the backwashing under the condition that the drain outlet is manually opened in advance; based on the patent CN2005200592674, CN2016212871915 connects an electromagnetic valve to the position of a blowdown valve to control the forward flushing and the back flushing of an ultrafiltration membrane; CN2015200964810 adopts only external pressure ultrafiltration membrane, and it is difficult to form effective washing for ultrafiltration membrane.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide an ultrafiltration membrane water purifier, which adopts a multi-way valve to solve the problems of flushing and backwashing of an internal pressure ultrafiltration membrane in the prior art.
The utility model provides an ultrafiltration water purifier with a multi-way valve, which comprises a shell, a sealing head fixed on the upper part of the shell and a multi-way valve fixed on the sealing head, wherein an internal pressure type ultrafiltration membrane component with a central tube is positioned in a closed area formed by the shell and the sealing head; the shell and the end enclosure divide the ultrafiltration membrane component into a water inlet end, a sewage discharge end and a purification end; the multi-way valve is characterized in that the upper part of the multi-way valve is provided with a water inlet, a purification port and a sewage discharge port which are respectively connected with a water inlet source, a purification water pipe and a sewage discharge pipe, the lower part of the multi-way valve is provided with three annular cavity connecting end sockets, the end sockets are connected with the multi-way valve through threads, the sewage discharge end of the ultrafiltration membrane component passes through a central pipe and then is connected with the sewage discharge cavity of the multi-way valve through a central extension pipe, the water inlet end of the internal pressure type ultrafiltration membrane component is directly communicated with the water inlet cavity of the multi-way valve through the end sockets, and the purification end of the internal pressure type; through the switching of the multi-way valve, a water inlet, a sewage discharge outlet and a purification water inlet of the multi-way valve are controlled to be respectively communicated with a water inlet end, a purification end and a sewage discharge end of the ultrafiltration membrane component; when the multi-way valve is positioned at a water making station, the water inlet of the multi-way valve is communicated with the water inlet cavity, the purification port is communicated with the purification cavity, and the sewage discharge port is not communicated with the sewage discharge cavity; when the multi-way valve is positioned along the flushing station, the water inlet of the multi-way valve is communicated with the water inlet cavity, and the sewage discharge port is communicated with the sewage discharge cavity; when the multi-way valve is in a back-washing station, the water inlet of the multi-way valve is communicated with the purification cavity, and the sewage discharge port is communicated with the sewage discharge cavity.
As an optimized technical proposal of the utility model, the water inlet end and the sewage discharge end of the internal pressure type ultrafiltration membrane component can be exchanged, and after the exchange, the water inlet and the sewage discharge outlet of the multi-way valve are also exchanged.
As a preferred technical scheme of the utility model, the multiple unit valve can adopt manual pulling to switch, also can adopt motor drive to switch through gear reduction.
As a preferred technical scheme of the utility model, the shell is made of stainless steel materials, or glass fiber reinforced plastics or engineering plastics which bear pressure.
As an optimal technical scheme of the utility model, shell upper portion is equipped with the atress ring, and the head is fixed at shell upper portion inner wall, and the separation blade is fixed on the head with the screw, blocks that shell atress ring makes the head can not axial displacement.
As an optimized technical scheme of the utility model, the atress ring can weld on the shell, also can carry out the slot rolling with the shell and obtain the atress ring.
As the utility model discloses an optimal technical scheme, the shell falls into two parts, and shell upper portion threaded is connected with the multiple unit valve, and the middle part adopts clamp chain structure or flange structure to be connected with lower part, and the head is connected on filter core upper portion, and the head separately intakes with the center tube and holds and purification end and blowdown end.
As an optimized technical proposal of the utility model, the bottom of the shell is provided with a maintenance opening.
As an optimized technical scheme of the utility model, spare part junction is furnished with the sealing washer.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of an ultrafiltration water purifier with a multi-way valve according to the present invention;
FIG. 2 is an exploded view of FIG. 1;
FIG. 3 is a schematic view of an arrangement in which the housing employs a clip;
fig. 4 is a schematic structural diagram of a case adopting a flange structure.
FIG. 5 is a schematic view of a multi-way valve interface
In the figure: 10 a multi-way valve; 11 a sewage draining outlet; 12; a purge port; 13 a water inlet; 15 a purification chamber; 16 water inlet cavity; 17 a blowdown chamber; 18 multi-way valve threads; 20, a central lengthening pipe; 30 blocking pieces; 40, fixing screws; 50, sealing a head; 52 sealing head threads; a 53 purge zone; 60 an ultrafiltration membrane module; 61 a central tube; 62, a first epoxy seal head; 63 a membrane shell; 64 water through holes; 65 hollow fiber ultrafiltration membranes; 66 second epoxy cap; 70 a housing; 71 stress ring; 72D, protecting the mouth; 80, a plug; 90 a purge end; 100 water inlet end; 110 a blowdown end; 141 connecting teeth; 142 a housing cover; 143 an upper chuck; 145 housing lower portion 146 clip; 148 a sealing ring; 149 lower chuck; 152 a screw; 153 an upper flange; 156 a rectangular sealing ring; 158 lower flange; 159 nut
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
The utility model provides an ultrafiltration water purifier with multiple unit valve, as shown in fig. 1-5, including shell 70, be fixed in shell 70 upper portion's head 50 and be fixed in the multiple unit valve 10 on the head 50, interior pressure formula milipore filter subassembly 60 that has center tube 61 is located the closed zone that shell 70 and head 50 constitute, hollow fiber milipore filter 65 loads between membrane shell 63 and center tube 61, both ends are sealed with first epoxy 62 and second epoxy 66, membrane shell 63 has water passing hole 64, raw water flows to milipore filter subassembly 60 outlying purification end 90 from water passing hole 64 after permeating hollow fiber milipore filter 65 from inside to outside again. The shell 70 and the end enclosure 50 divide the ultrafiltration membrane module 60 into a water inlet end 100, a sewage discharge end 110 and a purification end 90; the upper part of the multi-way valve 10 is provided with a water inlet 13, a purification port 12 and a sewage discharge port 11 which are respectively connected with a water inlet source, a purification water pipe and a sewage discharge pipe, the lower part of the multi-way valve 10 is provided with three annular cavity connecting end sockets 50, and the three annular cavities are a purification cavity 15, a water inlet cavity 16 and a sewage discharge cavity 17 from outside to inside; the seal head threads 52 on the seal head 50 are connected with the multi-way valve threads 18 of the multi-way valve 10, the sewage discharge end 110 of the ultrafiltration membrane component 60 passes through the central pipe 61 and then is connected with the sewage discharge cavity 17 of the multi-way valve 10 through the central extension pipe 20, the water inlet end 100 of the internal pressure type ultrafiltration membrane component 60 directly passes through the seal head 50 and then is communicated with the water inlet cavity 16 of the multi-way valve 10, and the purification end 90 of the internal pressure type ultrafiltration membrane component 60 is arranged on the outer side of the ultrafiltration membrane component 60 and then is connected with the purification cavity 15 of the multi-way valve 10 after passing through the purification. Through the switching of the multi-way valve 10, the water inlet 13, the sewage draining outlet 11 and the purifying water inlet 12 of the multi-way valve 10 are controlled to be respectively communicated with the water inlet end 100, the purifying end 90 and the sewage draining end 110 of the ultrafiltration membrane assembly 60; when the multi-way valve 10 is positioned at a water making station, a water inlet 13 of the multi-way valve 10 is communicated with a water inlet cavity 16, a purification port 12 is communicated with a purification cavity 15, and a sewage discharge port 17 is not communicated with a sewage discharge cavity 17; when the multi-way valve 10 is positioned along a flushing station, a water inlet 13 of the multi-way valve 10 is communicated with a water inlet cavity 16, and a sewage discharge outlet 11 is communicated with a sewage discharge cavity 17; when the multi-way valve 10 is in a backwashing station, the water inlet 13 of the multi-way valve 10 is communicated with the purification cavity 15, and the sewage discharge port 11 is communicated with the sewage discharge cavity 17. All spare part junctions are furnished with the sealing washer, realize waterproof leak protection.
The internal pressure ultrafiltration membrane module 60 has a central tube 61 connected to the elongated central tube 20, and if the process allows, the central tube 61 and the elongated central tube 20 can be directly integrated.
Because the two ends of the water inlet end 100 and the sewage discharge end 110 of the internal pressure type ultrafiltration membrane component 60 are equivalent, that is, raw water can enter from the water inlet end 100 and be discharged from the sewage discharge end 110 when the ultrafiltration membrane component 60 works, and raw water can also enter from the sewage discharge end 110 and be discharged from the water inlet end 100; if the positions of the water inlet end 100 and the sewage discharge end 110 of the internal pressure type ultrafiltration membrane module 60 are exchanged, the positions of the sewage discharge port 11 and the purification port 12 of the multi-way valve head 10, and the positions of the water inlet cavity 16 and the sewage discharge cavity 17 are also exchanged.
The multi-way valve 10 can be switched by manual pulling according to needs, or can be automatically switched by motor driving through gear reduction and a control circuit board; if the manual pulling is carried out, the water production machine stays on the water production station at ordinary times; if the forward flushing and the back flushing are required to be manually controlled, and if the motor and the control circuit board are adopted for switching, automatic control can be realized.
The shell can be made of stainless steel materials, and can also be made of glass fiber reinforced plastics or engineering plastics which can bear pressure; at present, the two materials for the pressure-bearing shell of the water purifier are commonly used, the process and the appearance are different, and the effects are completely the same.
After the water purifier is installed, maintenance or core replacement and the like are sometimes needed, and water in the shell needs to be discharged, so that the maintenance opening 72 can be additionally formed in the bottom of the shell, the water is conveniently discharged during maintenance or core replacement, and the water purifier is usually blocked by the plug 80. The problem of among the prior art maintenance or trade core drainage need be with shell switching over the water of leading out when the water, some inconvenience comes is solved.
The housing 70 may be sealed by the sealing head 50 and the baffle 30 with the upper portion having the force ring 71 as shown in fig. 1 and 2, or may be divided into two parts, i.e., a housing cover 142 and a housing lower portion 145 as shown in fig. 4 and 5, the housing cover 142 having the connecting teeth 141 is connected to the multiplex valve 10, and the housing cover 142 and the housing lower portion 145 are connected by the clip chain structure as shown in fig. 4 or the flange structure as shown in fig. 5. When the clip structure of fig. 4 is employed, the clip 146 clips the lower clip 149 edge of the housing lower portion 145 and the upper clip of the housing cover 142 with the seal 148 therebetween; when the flange structure of fig. 5 is employed, a plurality of screws 152 and nuts 159 press the upper flange 153 and the lower flange 159, and the upper flange 153 and the lower flange 159 are sealed with a rectangular seal ring 156.
The utility model discloses a switch through the multiple unit valve, thereby the water inlet of control multiple unit valve, drain, purification mouth of a river respectively with the ultrafiltration membrane subassembly intake end, purify end and blowdown end intercommunication realize to the system water of water purifier, wash, the function of back flush.
The embodiments of the present invention are not limited to the above embodiments, and according to the contents of the above embodiments of the present invention, conventional technical knowledge and conventional means in the field are utilized, and on the premise of not departing from the above basic technical idea of the present invention, the above preferred embodiments can also make other modifications, replacements or combinations in various forms, and other obtained embodiments all fall within the scope of the present invention.
Claims (8)
1. An ultrafiltration water purifier with a multiway valve comprises a shell and is characterized in that an end socket fixed on the upper part of the shell and the multiway valve fixed on the end socket are arranged, an internal pressure type ultrafiltration membrane component with a central tube is positioned in a closed area formed by the shell and the end socket, the center of the circle of the internal pressure type ultrafiltration membrane component is provided with the central tube, a hollow fiber ultrafiltration membrane is filled between a membrane shell and the central tube, two ends of the hollow fiber ultrafiltration membrane are packaged by epoxy resin, and the membrane shell is provided with water through holes; the shell and the end enclosure divide the ultrafiltration membrane component into a water inlet end, a sewage discharge end and a purification end; the multi-way valve is characterized in that the upper part of the multi-way valve is provided with a water inlet, a purification port and a sewage discharge port which are respectively connected with a water inlet source, a purification water pipe and a sewage discharge pipe, the lower part of the multi-way valve is provided with three annular cavity connecting end sockets, the end sockets are connected with the multi-way valve through threads, the sewage discharge end of the ultrafiltration membrane component passes through a central pipe and then is connected with the sewage discharge cavity of the multi-way valve through a central extension pipe, the water inlet end of the internal pressure type ultrafiltration membrane component is directly communicated with the water inlet cavity of the multi-way valve through the end sockets, and the purification end of the internal pressure type; through the switching of the multi-way valve, a water inlet, a sewage discharge outlet and a purification water inlet of the multi-way valve are controlled to be respectively communicated with a water inlet end, a purification end and a sewage discharge end of the ultrafiltration membrane component; when the multi-way valve is positioned at a water making station, the water inlet of the multi-way valve is communicated with the water inlet cavity, the purification port is communicated with the purification cavity, and the sewage discharge port is not communicated with the sewage discharge cavity; when the multi-way valve is positioned along the flushing station, the water inlet of the multi-way valve is communicated with the water inlet cavity, and the sewage discharge port is communicated with the sewage discharge cavity; when the multi-way valve is in a back-washing station, the water inlet of the multi-way valve is communicated with the purification cavity, and the sewage discharge port is communicated with the sewage discharge cavity.
2. The ultra-filtration water purifier with the multi-way valve as claimed in claim 1, wherein the water inlet end and the sewage outlet end of the internal pressure type ultra-filtration membrane component can be interchanged, and after the interchange, the water inlet and the sewage outlet of the multi-way valve can be interchanged.
3. The ultrafiltrating water purifier with the multi-way valve according to claim 1, wherein the multi-way valve is switched by manual pulling or by gear reduction driven by a motor.
4. The ultrafiltration water purifier with the multiway valve as recited in claim 1, wherein the housing is made of stainless steel, or glass fiber reinforced plastic or engineering plastic.
5. The ultra-filtration water purifier with the multi-way valve according to claim 1, wherein the upper part of the shell is provided with a stress ring, the end enclosure is fixed on the inner wall of the upper part of the shell, and the baffle is fixed on the end enclosure by screws to block the stress ring of the shell to prevent the end enclosure from moving axially.
6. The ultrafiltrating water purifier with multiway valve as claimed in claim 5, wherein said force ring is welded to the housing or said force ring is obtained by rolling the housing.
7. The ultrafiltrating water purifier with multiway valve as claimed in claim 1, wherein the housing is divided into two parts, the upper part of the housing is connected with the multiway valve with screw thread, the middle part is connected with the lower part by hoop chain structure or flange structure, the upper part of the filter element is connected with the head, the head is separated from the central tube into the water inlet end, and the purifying end and the sewage end.
8. The ultrafiltrating water purifier with the multi-way valve as claimed in claim 1, wherein the bottom of the housing is provided with a maintenance port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921150488.0U CN210710872U (en) | 2019-07-20 | 2019-07-20 | Ultrafiltration water purifier with multi-way valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921150488.0U CN210710872U (en) | 2019-07-20 | 2019-07-20 | Ultrafiltration water purifier with multi-way valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210710872U true CN210710872U (en) | 2020-06-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921150488.0U Active CN210710872U (en) | 2019-07-20 | 2019-07-20 | Ultrafiltration water purifier with multi-way valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210710872U (en) |
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2019
- 2019-07-20 CN CN201921150488.0U patent/CN210710872U/en active Active
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