CN209596672U - A kind of water purifier fore filter - Google Patents
A kind of water purifier fore filter Download PDFInfo
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- CN209596672U CN209596672U CN201920008864.6U CN201920008864U CN209596672U CN 209596672 U CN209596672 U CN 209596672U CN 201920008864 U CN201920008864 U CN 201920008864U CN 209596672 U CN209596672 U CN 209596672U
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- filter screen
- wall
- scraping article
- tubular filter
- water purifier
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Abstract
The utility model proposes a kind of water purifier fore filters, including shell, the shell is equipped with inlet and outlet, tubular filter screen is equipped in the shell, filter chamber is formed between the tubular filter screen outer wall and outer casing inner wall, the filter chamber and inlet communication, tubular filter screen inner cavity and outlet；It further include being set in filter chamber, driving the scraping article for making it scrape tubular filter screen outer wall along the rotation of filter chamber circumferential direction by motor；The outer casing bottom is equipped with the sewage draining exit being connected to filter chamber, and the sewage draining exit is equipped with automatically controlled blowdown valve.The utility model have can according to local water quality, using filtration time come tapping mode automatically scrape, auto-flushing, flush efficiency is high, long service life, and the advantages of maintain easily.
Description
Technical field
The utility model relates to water purifier fields, and in particular to a kind of water purifier fore filter.
Background technique
Water purifier generally requires to carry out prefilter, existing prefilter to large granular impurity before osmosis filtration
Although device possesses auto-flushing row and washes function, but its flushing effect is often poor, can only be washed away by water flow miscellaneous on strainer
Matter, but be all so that it is fallen off by way of scraping manually now for some impurity being blocked on sieve meshes,
Therefore be necessary to design it is a can according to local water quality, using filtration time come tapping mode automatically scrape, auto-flushing, punching
The filter washing high-efficient, long service life, and maintaining easily.
Utility model content
Based on the above issues, the utility model aim be to provide one kind can according to local water quality, using filtration time come
Tapping mode automatically scrape, auto-flushing, flush efficiency is high, long service life, and the water purifier fore filter maintained easily.
In view of the above problems, providing following technical solution: a kind of water purifier fore filter, including shell, it is described outer
Shell is equipped with inlet and outlet, tubular filter screen is equipped in the shell, between the tubular filter screen outer wall and outer casing inner wall
Form filter chamber, the filter chamber and inlet communication, tubular filter screen inner cavity and outlet；It further include being set to filtering
It is intracavitary, driven by motor it made to scrape the scraping article of tubular filter screen outer wall along the rotation of filter chamber circumferential direction；The shell bottom
Portion is equipped with the sewage draining exit being connected to filter chamber, and the sewage draining exit is equipped with automatically controlled blowdown valve.
In above structure, impure water reaches filter chamber through import, is discharged via after tubular filter screen filtration from outlet, In
Such as tubular filter screen blocks after long-time service, when needing to rinse by driving scraping article to scrape tubular filter screen using motor
Outer wall, and automatically controlled blowdown valve is opened, the impurity scraped is discharged from automatically controlled blowdown valve, automatically controlled blowdown valve is closed after scraping
.
The utility model is further arranged to, and the shell includes shell, and the case top is equipped with cap, the import
And outlet is all set on cap, the sewage draining exit is located at housing bottom, and the motor is located on cap.
In above structure, sewage draining exit be located at housing bottom can be conducive to the discharge of dirt, especially weight it is larger be easy it is heavy
Long-pending particulate matter.
The utility model is further arranged to, and the cap is connect with shell by being threadedly engaged.
In above structure, cap and shell can be convenient for assembling and demolition and maintenance by being threadedly engaged connection.
The utility model is further arranged to, and the scraping article bracket of caged, the scraping article are cased with outside the tubular filter screen
Bracket is connect with motor power, and the scraping article is that several, its length direction and tubular filter screen are in the same direction, and the scraping article is along scraping article
Bracket circumferential direction is uniformly arranged, and the scraping article two sides are contacted with tubular filter screen outer wall and inner walls respectively.
In above structure, scraping article preferably selects rubber, silica gel or hairbrush scraping article, and it is rigid that scraping article bracket can be conducive to increase scraping article
Property, scraping article is puted forth effort when convenient for scraping, and scraping article two sides are contacted with tubular filter screen outer wall and inner walls respectively can be when scraping
Tubular filter screen outer wall can be scraped and scrape inner walls, reduce the aggregation of inner walls bacterium and the generation of moss.
The utility model is further arranged to, the cap towards filter chamber one side be equipped with watertight cylinder, it is described outlet with
The connection of watertight cylinder；The scraping article cradle top is equipped with the seal section inserted in watertight cylinder, and the seal section outer cylindrical wall is equipped with
The apopore for uniformly opening up along its circumferential direction and being connected to tubular filter screen inner cavity, the motor shaft and watertight cylinder of the motor
Top end surface is connected by power.
In above structure, when scraping article holder pivots, it is connect by seal section with watertight cylinder.
The utility model is further arranged to, and the axial direction of the seal section outer cylindrical wall is equipped at least twice outer fissure
Slot, the interior sealing ring being equipped with the cooperation sealing of watertight cylinder inner wall of the outer channel, the apopore is between two outer channels.
In above structure, apopore is set between two outer channels, can effectively prevent leakage.
The utility model is further arranged to, and is additionally provided in the tubular filter screen and is used to support tubular filter screen, shape
In the strainer skeleton of caged, one end of strainer skeleton towards the sewage draining exit is shut and endface is equipped with positioning region, the shell
The card that the sewage draining exit of bottom is surrounded by and is adapted to engaging with positioning region, prevents tubular filter screen and strainer skeleton from scraping article being followed to rotate
Conjunction portion.
In above structure, when filtering, hydraulic pressure can be acted on tubular filter screen, and when scraping, scraping article also can be to tubular mistake
Strainer generates the extruding of radial direction, therefore to can effectively protect tubular filter screen indeformable for strainer skeleton；Positioning region and holding section
Cooperation, can prevent during scraping scraping article scraped around tubular filter screen drive tubular filter screen rotate together lead to not it is effective
The case where scraping.
The utility model is further arranged to, and the positioning region is the hexagon chimb to sewage draining exit direction protrusion, described
Holding section is the convex pillar engaged with hexagon chimb corner position of the six roots of sensation.
In above structure, the gap formed between adjacent pillar can facilitate sewage impurity to be discharged from sewage draining exit when scraping,
Need to only plug when dismantling strainer skeleton simultaneously can be completed dismounting.
The utility model is further arranged to, and the scraping article bracket and seal section connecting place are equipped with transition shoulder, the mistake
It crosses step outer wall end face and the end face of watertight cylinder towards sewage draining exit one end to abut, the transition shoulder inner wall end surface and strainer
Skeleton end face abuts, and the strainer skeleton is equipped with strainer skeleton outer channel, institute backwards to one end outer cylindrical wall of sewage draining exit
Strainer skeleton outer channel is stated to seal equipped with sealing ring, the sealing ring and the cooperation of transition shoulder inner cylindrical wall.
In above structure, transition shoulder can be used for controlling the axial position of scraping article bracket and strainer skeleton；Scraping article bracket exists
When rotation, strainer skeleton remains static, therefore exists between both and relatively rotate, and to ensure watertightness, therefore is arranged
Simultaneously sealing ring is arranged to guarantee sealing effect in strainer skeleton outer channel.
The utility model is further arranged to, and the strainer skeleton is located at the outer cylindrical wall at tubular filter screen end positions
On be equipped with skeleton groove, the skeleton groove is equipped with the sealing ring with the cooperation sealing of tubular filter screen both ends inner cylindrical wall,
The tubular filter screen is stainless steel material.
In above structure, tubular filter screen preferably selects 316 stainless steel filtering nets.
The utility model has the beneficial effects that impure water reaches filter chamber through import, via after tubular filter screen filtration from
Outlet discharge, such as tubular filter screen blocks after long-term use, and by the way that scraping article is arranged, motor band is utilized when needing to rinse
Dynamic scraping article scrapes tubular filter screen outer wall, and opens automatically controlled blowdown valve, and the impurity scraped is discharged from automatically controlled blowdown valve, is being scraped
After close automatically controlled blowdown valve.
Detailed description of the invention
Fig. 1 is the whole configuration schematic diagram of the utility model.
Fig. 2 is the overall structure diagram of the utility model.
Fig. 3 is the shell complete section structural schematic diagram of the utility model.
Fig. 4 is the shell complete section structural schematic diagram of the utility model.
Fig. 5 is the cap complete section structural schematic diagram of the utility model.
Fig. 6 is the strainer skeleton complete section structural schematic diagram of the utility model.
Fig. 7 is the portion the A enlarged structure schematic diagram of the utility model Fig. 5.
Fig. 8 is the portion the B enlarged structure schematic diagram of the utility model Fig. 6.
Fig. 9 is the transition shoulder structural schematic diagram of the utility model.
Figure label meaning: 1- shell；10- shell；11- import；The outlet 12-；13- filter chamber；14- motor；15- blowdown
Mouthful；The holding section 151-；The automatically controlled blowdown valve of 16-；17- cap；171- watertight cylinder；18- sealing ring；20- tubular filter screen；21- filter
Network framework；The positioning region 211-；22- strainer skeleton outer channel；23- skeleton groove；30- scraping article；31- scraping article bracket；32- sealing
Section；321- apopore；322- outer channel；33- transition shoulder；331- outer wall end face；332- inner wall end surface；In 333- transition shoulder
Cylindrical wall.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.
Referring to figs. 1 to Fig. 9, a kind of water purifier fore filter as shown in Figures 1 to 9, including shell 1, the shell 1
It is equipped with import 11 and outlet 12, is equipped with tubular filter screen 20,20 outer wall of tubular filter screen and shell 1 in the shell 1
Filter chamber 13 is formed between inner wall, the filter chamber 13 is connected to import 11, and 20 inner cavity of tubular filter screen and outlet 12 connect
It is logical；It further include being set in filter chamber 13, so that it is scraped tubular mistake along the rotation of 13 circumferential direction of filter chamber by the drive of motor 14
The scraping article 30 of 20 outer wall of strainer；1 bottom of shell is equipped with the sewage draining exit 15 being connected to filter chamber 13, sets on the sewage draining exit 15
There is automatically controlled blowdown valve 16.
In above structure, impure water reaches filter chamber 13 through import 11, from outlet after filtering via tubular filter screen 20
12 discharges, such as tubular filter screen 20 blocks after long-term use, when needing to rinse by driving scraping article using motor 14
30 scrape 20 outer wall of tubular filter screen, and open automatically controlled blowdown valve 16, and the impurity scraped is discharged from automatically controlled blowdown valve 16, is being scraped
Automatically controlled blowdown valve 16 is closed after washing.
In the present embodiment, the shell 1 includes shell 10, is equipped with cap 17 at the top of the shell 10, the import 11 and
Outlet 12 is all set on cap 17, and the sewage draining exit 15 is located at 10 bottom of shell, and the motor 14 is located on cap 17.
In above structure, sewage draining exit 15, which is located at 10 bottom of shell, can be conducive to the discharge of dirt, the especially larger appearance of weight
The particulate matter easily deposited.
In the present embodiment, the cap 17 is connect with shell 10 by being threadedly engaged.
In above structure, cap 17 and shell 10 can be convenient for assembling and demolition and maintenance by being threadedly engaged connection.
In the present embodiment, be cased with the scraping article bracket 31 of caged outside the tubular filter screen 20, the scraping article bracket 31 with
Motor 14 is connected by power, and the scraping article 30 is several, its length direction and tubular filter screen 20 are in the same direction, and the scraping article 30 is along scraping
31 circumferential direction of bracket is uniformly arranged, and 30 two sides of scraping article connect with 20 outer wall of tubular filter screen and 10 inner wall of shell respectively
Touching.
In above structure, scraping article 30 preferably selects rubber, silica gel or hairbrush scraping article, and scraping article bracket 31, which can be conducive to increase, to be scraped
Item 30 rigidity, scraping article 30 is puted forth effort when convenient for scraping, 30 two sides of scraping article respectively with 10 inner wall of 20 outer wall of tubular filter screen and shell
Contact can scrape 20 outer wall of tubular filter screen when scraping and scrape 10 inner wall of shell, reduce 10 wall bacteria of shell
Aggregation and moss generation.
In the present embodiment, the one side of the cap 17 towards filter chamber 13 is equipped with watertight cylinder 171, the outlet 12 and watertight
Cylinder 171 is connected to；The seal section 32 inserted in watertight cylinder 171,32 outside cylinder of seal section are equipped at the top of the scraping article bracket 31
Wall is equipped with the apopore 321 for uniformly opening up along its circumferential direction and being connected to 20 inner cavity of tubular filter screen, the motor 14
Motor shaft is connected by power with 171 top end surface of watertight cylinder.
In above structure, when scraping article bracket 31 rotates, it is connect by seal section 32 with watertight cylinder 171.
In the present embodiment, the axial direction of 32 outer cylindrical wall of seal section is equipped at least twice outer channel 322, described
The sealing ring 18 with the cooperation sealing of 171 inner wall of watertight cylinder is equipped in outer channel 322, the apopore 321 is located at two outer channels 322
Between.
In above structure, apopore 321 is set between two outer channels 322, can effectively prevent leakage.
In the present embodiment, it is additionally provided in the tubular filter screen 20 and is used to support tubular filter screen 20, shape in caged
One end of strainer skeleton 21, strainer skeleton 21 towards the sewage draining exit 15 is shut and endface is equipped with positioning region 211, the shell
The sewage draining exit 15 of 10 bottoms, which is surrounded by, to be adapted to engaging with positioning region 211, prevents tubular filter screen 20 and strainer skeleton 21 from following
The holding section 151 that scraping article 30 rotates.
In above structure, when filtering, hydraulic pressure can be acted on tubular filter screen 20, and when scraping, scraping article 30 also can be to cylinder
Shape filter screen 20 generates the extruding of radial direction, therefore to can effectively protect tubular filter screen 20 indeformable for strainer skeleton 21；Positioning
Portion 211 and holding section 151 cooperate, and can prevent the circular tubular filter screen 20 of scraping article 30 during scraping from scraping drive tubular filter screen
20 together rotation lead to not the case where effectively scraping.
In the present embodiment, the positioning region 211 is the hexagon chimb to 15 direction of sewage draining exit protrusion, the holding section
151 be the convex pillar engaged with hexagon chimb corner position of the six roots of sensation.
In above structure, the gap formed between adjacent pillar can facilitate sewage impurity from 15 row of sewage draining exit when scraping
Out, while need to only plug when dismantling strainer skeleton 21 can be completed dismounting.
In the present embodiment, the scraping article bracket 31 is equipped with transition shoulder 33, the transition shoulder with 32 connecting place of seal section
The end face of 33 outer wall end faces 331 and watertight cylinder 171 towards 15 one end of sewage draining exit abuts, 33 inner wall end surface of transition shoulder
332 abut with 21 end face of strainer skeleton, and the strainer skeleton 21 is equipped with filter backwards to one end outer cylindrical wall of sewage draining exit 15
Network framework outer channel 22, the strainer skeleton outer channel 22 are equipped with sealing ring 18, the sealing ring 18 and transition shoulder inner circle
The cooperation sealing of post jamb 333.
In above structure, transition shoulder 33 can be used for controlling the axial position of scraping article bracket 31 and strainer skeleton 21；Scraping article
In rotation, strainer skeleton 21 remains static bracket 31, therefore exists between both and relatively rotate, to ensure watertight
Property, therefore strainer skeleton outer channel 22 is set and sealing ring 18 is set to guarantee sealing effect.
In the present embodiment, the strainer skeleton 21, which is located in the outer cylindrical wall at 20 end positions of tubular filter screen, to be equipped with
Skeleton groove 23, the skeleton groove 23 are equipped with the sealing ring 18 with the cooperation sealing of 20 both ends inner cylindrical wall of tubular filter screen,
The tubular filter screen 20 is stainless steel material.
In above structure, tubular filter screen 20 preferably selects 316 stainless steel filtering nets.
The utility model has the beneficial effects that impure water reaches filter chamber 13 through import 11, via 20 mistake of tubular filter screen
It is discharged after filter from outlet 12, such as tubular filter screen 20 blocks after long-term use, by the way that scraping article 30 is arranged, is needing to rinse
Shi Liyong motor 14 drives scraping article 30 to scrape 20 outer wall of tubular filter screen, and opens automatically controlled blowdown valve 16, by the impurity scraped from
Automatically controlled blowdown valve 16 is discharged, and automatically controlled blowdown valve 16 is closed after scraping.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without deviating from the technical principle of the utility model, several improvements and modifications, above-mentioned vacation can also be made
If these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (10)
1. a kind of water purifier fore filter, including shell, the shell is equipped with inlet and outlet, is equipped with cylinder in the shell
Shape filter screen, it is characterised in that: form filter chamber between the tubular filter screen outer wall and outer casing inner wall, the filter chamber with into
Mouth connection, tubular filter screen inner cavity and outlet；It further include being set in filter chamber, making it along mistake by motor drive
Filter chamber circumferential direction rotates the scraping article for scraping tubular filter screen outer wall；The outer casing bottom is equipped with the blowdown being connected to filter chamber
Mouthful, the sewage draining exit is equipped with automatically controlled blowdown valve.
2. a kind of water purifier fore filter according to claim 1, it is characterised in that: the shell includes shell, institute
Case top is stated equipped with cap, the inlet and outlet is all set on cap, and the sewage draining exit is located at housing bottom, the electricity
Machine is located on cap.
3. a kind of water purifier fore filter according to claim 2, it is characterised in that: the cap and shell pass through spiral shell
Line is cooperatively connected.
4. a kind of water purifier fore filter according to claim 2, it is characterised in that: the tubular filter screen outer cover
There is the scraping article bracket of caged, the scraping article bracket is connect with motor power, and the scraping article is several, its length direction and tubular
Filter screen is in the same direction, and the scraping article is uniformly arranged along scraping article bracket circumferential direction.
5. a kind of water purifier fore filter according to claim 4, it is characterised in that: the cap is towards filter chamber
It is equipped with watertight cylinder on one side, the outlet is connected to watertight cylinder；The scraping article cradle top is equipped with the seal section inserted in watertight cylinder,
The seal section outer cylindrical wall is equipped with the apopore for uniformly opening up along its circumferential direction and being connected to tubular filter screen inner cavity,
The motor shaft of the motor is connected by power with watertight cylinder top end surface.
6. a kind of water purifier fore filter according to claim 5, it is characterised in that: the seal section outer cylindrical wall
Axial direction is equipped at least twice outer channel, and the sealing ring with the cooperation sealing of watertight cylinder inner wall, institute are equipped in the outer channel
Apopore is stated between two outer channels.
7. a kind of water purifier fore filter according to claim 5, it is characterised in that: also set in the tubular filter screen
Have for support tube shape filter screen, shape be in caged strainer skeleton, one end of strainer skeleton towards the sewage draining exit shut and
Endface is equipped with positioning region, and the sewage draining exit of the outer casing bottom, which is surrounded by, to be adapted to engaging with positioning region, prevents tubular filter screen
And the holding section that strainer skeleton follows scraping article to rotate.
8. a kind of water purifier fore filter according to claim 7, it is characterised in that: the positioning region is to sewage draining exit
The hexagon chimb of direction protrusion, the holding section are the convex pillar engaged with hexagon chimb corner position of the six roots of sensation.
9. a kind of water purifier fore filter according to claim 7, it is characterised in that: the scraping article bracket and seal section
Connecting place is equipped with transition shoulder, and transition shoulder outer wall end face and the end face of watertight cylinder towards sewage draining exit one end abut,
The transition shoulder inner wall end surface is abutted with strainer skeleton end face, one end outside cylinder of the strainer skeleton backwards to sewage draining exit
Wall is equipped with strainer skeleton outer channel, and the strainer skeleton outer channel is equipped with sealing ring, in the sealing ring and transition shoulder
Cylindrical wall cooperation sealing.
10. a kind of water purifier fore filter according to claim 9, it is characterised in that: the strainer skeleton is located at cylinder
Skeleton groove is equipped in outer cylindrical wall at shape filter screen end positions, the skeleton groove is equipped with and tubular filter screen two
The sealing ring of inner cylindrical wall cooperation sealing is held, the tubular filter screen is stainless steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920008864.6U CN209596672U (en) | 2019-01-03 | 2019-01-03 | A kind of water purifier fore filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920008864.6U CN209596672U (en) | 2019-01-03 | 2019-01-03 | A kind of water purifier fore filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209596672U true CN209596672U (en) | 2019-11-08 |
Family
ID=68399851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920008864.6U Active CN209596672U (en) | 2019-01-03 | 2019-01-03 | A kind of water purifier fore filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209596672U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109603249A (en) * | 2019-01-03 | 2019-04-12 | 浙江朗诗德健康饮水设备股份有限公司 | A kind of water purifier fore filter |
| WO2021190460A1 (en) * | 2020-03-21 | 2021-09-30 | 芜湖美的厨卫电器制造有限公司 | Filter element assembly, filter, water path control system, and water heater |
-
2019
- 2019-01-03 CN CN201920008864.6U patent/CN209596672U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109603249A (en) * | 2019-01-03 | 2019-04-12 | 浙江朗诗德健康饮水设备股份有限公司 | A kind of water purifier fore filter |
| WO2021190460A1 (en) * | 2020-03-21 | 2021-09-30 | 芜湖美的厨卫电器制造有限公司 | Filter element assembly, filter, water path control system, and water heater |
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