CN207478060U - A kind of backpulsing anti-clogging deep layer sand cylinder - Google Patents
A kind of backpulsing anti-clogging deep layer sand cylinder Download PDFInfo
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- CN207478060U CN207478060U CN201721244490.5U CN201721244490U CN207478060U CN 207478060 U CN207478060 U CN 207478060U CN 201721244490 U CN201721244490 U CN 201721244490U CN 207478060 U CN207478060 U CN 207478060U
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Abstract
The utility model discloses a kind of backpulsing anti-clogging deep layer sand cylinders, including housing assembly, upper cloth water assembly, lower cloth water assembly and filter material layer, the housing assembly includes cylinder body, upper water distributor entrance, sand discharge valve and lower water-dispensing device entrance, the upper cloth water assembly includes upper water distributor supervisor and upper water distributor branch pipe, the lower water-dispensing device component includes lower water-dispensing device supervisor and lower water-dispensing device branch pipe, lower part is equipped with filter material layer in cylinder body, it is equipped in filter material layer and destroys the hardened recoiling device of filter material layer, the utility model, which has, not to be had to replace filtrate, it efficiently can thoroughly clean filtrate, remove filter material surface biomembrane, efficiently the characteristics of discharge dirt.
Description
Technical field
The utility model belongs to separation of solid and liquid, sustained release quenching and tempering device technical field, anti-blocking more particularly, to a kind of backpulsing
Fill in deep layer sand cylinder.
Background technology
In recent years, environmentally friendly concept was rooted in the hearts of the people, and various environmental protection equipments emerge in an endless stream, in separation of solid and liquid, sewage disposal, tune
The water-saving widely used filtering sand cylinder of matter field people, it is each a set of equipped with upper water distributor 5, lower water-dispensing device 6 in sand cylinder with reference to Fig. 1, in
Between fill filtrate, when work, opens the first valve 1 and the 4th valve 4, and close the second valve 2 and third valve 3, sewage or treats
Quenched water enters upper water distributor 5 by the first valve 1, uniformly flows into sand cylinder, by after filtrate using lower water-dispensing device 6, from
4th valve 4 flows out clean or quenched and tempered water；After filter clogging, the first valve 1 and the 4th valve 4 are closed, is opened simultaneously
Second valve 2 and third valve 3, water purification are entered by third valve 3 and lower water-dispensing device 6, from the bottom up by filtering layer, by dirt
It drives filtrate upper strata and is discharged through 5 and second valve 2 of upper water distributor.In actual use, add after equipment just installs
Adding new filtrate, filter effect and regulating effect are apparent, but after a period of use, filter material surface can adhere to one layer of biomembrane,
Cause the beneficial mineral in filtrate that can not incorporate regulating water quality in water, and biomembrane has life cycle, growth period can help
In filtering dirt, but after coming off after death or adsorbing harmful bacteria, secondary pollution not only is caused to the water quality after filtering, and
And filtrate can be made hardened；When not forming hardened backwash, the sewage dirt of light specific gravity is exhausted by upper water distributor overflow, than great
Sewage dirt can not then be discharged by upper water distributor, the two superposition, upper, middle and lower hardening layer will be formed after long-time use,
Filtrate is backwashed by lower water-dispensing device again, filtrate can only do piston motion, hardening layer up and down and can not crush, and filtrate can not clean.
Users can only use a large amount of manpower and materials and time to carry out artificial cleaning filtrate or replace filtrate, and the filtrate changed is only
Waste material can be become, do not cause the huge waste for causing financial resources singly, and increase environmental protection pressure.
Invention content
The purpose of this utility model is that improve the deficiency of prior art and provide it is a kind of do not have to replace filtrate, can be efficiently thorough
Bottom cleaning filtrate, removal filter material surface biomembrane, efficiently discharge dirt can wash anti-clogging deep layer sand cylinder thoroughly.
The target of the utility model is achieved in that a kind of backpulsing anti-clogging deep layer sand cylinder, including housing assembly, on
Cloth water assembly, lower cloth water assembly and filter material layer, the housing assembly include cylinder body, upper water distributor entrance, sand discharge valve and under
Water distributor entrance, the upper cloth water assembly include upper water distributor supervisor and upper water distributor branch pipe, the lower water-dispensing device component
Including lower water-dispensing device supervisor and lower water-dispensing device branch pipe, its main feature is that lower part is equipped with filter material layer in cylinder body, it is equipped in filter material layer
Destroy the hardened recoiling device of filter material layer.
Can be that the recoiling device is included with valvular recoil to further realize the purpose of this utility model
Pipe, recoil mouth and diversion pipe, recoil tube are connected by threeway with two branch pipes respectively, wherein a branch pipe is equipped with sand excluding valve
Door, another branch pipe linked together with diversion pipe by the mouth that recoils, and the recoil mouth is that water spout passes through with water collecting nozzle and connect
Plate links together, and nozzle inner tube routing water inlet is gradually tapered up to water outlet, and water collecting nozzle inner tube route water inlet to water outlet
It gradually decontrols, nozzle is connected with recoil tube, and water collecting nozzle is connected with diversion pipe.
Can be equipped with hardened for destroying filter material layer on cylinder body to further realize the purpose of this utility model
Annular recoiling device.
Can be that the annular recoiling device includes being equipped with valve to further realize the purpose of this utility model
Annular recoil tube, recoil branch pipe, recoil mouth and with valvular sand discharge pipe, annular recoil tube is mounted on the outside of cylinder body, band
Valvular sand discharge pipe is connected with annular recoil tube, and the recoil branch pipe being disposed on annular recoil tube is mounted on filtrate
In layer, recoil branch pipe is equipped with recoil mouth, and the recoil mouth is that water spout is linked together with water collecting nozzle by connecting plate, spray
Mouth inner tube routing water inlet gradually tapered up to water outlet, water collecting nozzle inner tube routing water inlet gradually decontroled to water outlet, nozzle and
Recoil branch pipe connects.
Can be equipped with to discharge dirt in cylinder body in cylinder body to further realize the purpose of this utility model
Blowdown apparatus.
Can be that the blowdown apparatus includes blowdown manifold blowdown branch to further realize the purpose of this utility model
Valvular blow-off pipe is managed and installed, the blow down branch being vertically arranged is equipped at intervals on cyclic annular blowdown manifold, is set on blow down branch
There is wastewater inlet, connect blowdown manifold with valvular blow-off pipe, the lower part of blowdown manifold and blow down branch is embedded in filtrate
In layer and blow down branch top passes through heavy sewage layer, intermediate waste layer and lightweight sewage layer.
Can be the lower water-dispensing device component it be in housing assembly to further realize the purpose of this utility model
Inferior part of the cylinder block is bullet, and the bottom of bullet is the water collection chamber of closing, and the lower water-dispensing device branch pipe being vertically arranged, which is mounted on, to catchment
On the upper lid of chamber and cylinder body and water collection chamber are connected, water collection chamber is equipped with the lower water distributor with valve.
Can be the upper water distributor branch pipe peace of the upper cloth water assembly to further realize the purpose of this utility model
Mounted in the both sides of upper water distributor supervisor, the distribution of fishbone shape is formed.
Compared with the prior art the utility model has following distinguishing feature and good effect：The utility model is in addition to setting
Upper and lower water distributor, also increases that there is provided special recoiling device, annular recoiling device and blowdown apparatus.In order to realize without dead
Filtrate is thoroughly cleaned at angle, smashes hardening layer, the utility model ad hoc recoiling device and annular recoiling device, recoiling device and ring
Shape recoiling device is equipped with several groups of different sizes, flows to different recoil mouths, is supplied water by recoil pump to recoiling device, recoil mouth
It is coupled with inlet pipeline, sediment ejection opening by pipe fitting, inlet pipeline and sediment ejection opening are located along the same line, and recoil mouth and inlet pipeline
With sediment ejection opening in 90 degree of arrangements, recoil mouth and diversion pipe are a kind of venturi member devices, and the amplification of bernoulli principle is utilized to make
With pumping out high speed back-flushing with the recoil pump of small flow, drive the solid-liquid mixture on recoil mouth periphery, filtrate completion is washed by rubbing with the hands crowded
The effect that pressure, hardening layer crush, the effect of sediment ejection opening is to exhaust the filtrate for entering recoil tube by the mouth that recoils, when ensureing recoil
Recoiling mouth can be unblocked.
Upper water distributor component and lower water-dispensing device component valve, after sewage is by filter material layer, clean water are opened during normal work
It is flowed out from lower water-dispensing device component.After filter material layer blocks, upper water distributor component is closed, opens recoil pump, passes through the lower water distribution of control
Device assembly and recoil tube valve, by the loose effect of the amplification and lower water-dispensing device component of the mouth that recoils, make filtrate in water conservancy diversion
Pipe high speed flows, because the shapes and sizes of filtrate are different, instantaneous velocity of the filtrate in diversion pipe is also not quite similar,
Fireballing in this way and slow-footed filtrate will be squeezed mutually, rubs, be rubbed, and the biomembrane of filter material surface is by the corner angle of filtrate
It is cut, is then come off, the biomembrane to come off takes silo top to by flow from bottom to top, is discharged from blowdown apparatus.Blowdown
Branch pipe is arranged that the sewage dirt that proportion can be made different in this way contacts blow down branch, all blowdowns simultaneously by multiple spot vertically
Branch pipe is attached to blow-off pipe by blowdown manifold, and blow-off pipe is that the pressure itself of a kind of inverted siphon and water body is combined and makes
Blow down branch surface forms negative pressure, so as to efficient, thorough, comprehensive exclusion dirt.Net, Sewage is washed so as to reach filtrate
The thorough purpose of object row.
Description of the drawings
Fig. 1 is a kind of structure diagram of the prior art.
Fig. 2 is a kind of structure diagram of the utility model.
Fig. 3 is a kind of structure diagram of the utility model recoiling device.
Fig. 4 is a kind of structure diagram of the utility model recoil mouth.
Fig. 5 is another structure diagram of the utility model.
Fig. 6 is a kind of structure diagram of the utility model annular recoiling device.
Fig. 7 is another structure diagram of the utility model.
Fig. 8 is a kind of structure diagram of the utility model blowdown apparatus.
Fig. 9 is a kind of structure diagram of the utility model housing assembly.
Figure 10 is a kind of structure diagram of the utility model upper water distributor.
Figure 11 is a kind of structure diagram of the utility model lower water-dispensing device device.
In figure：100th, housing assembly, 200, upper water distributor component, 300, blowdown apparatus, 400, recoiling device, 500, annular
Recoiling device, 600, lower water-dispensing device component, 700, filter material layer, 101, upper water distributor entrance, 102, cylinder body, 103, sand discharge valve,
104th, lower water-dispensing device entrance, 201, upper water distributor supervisor, 202, upper water distributor branch pipe, 301, blowdown manifold, 302 blow down branch,
303rd, blow-off pipe, 401, diversion pipe, 402, recoil mouth, 403, recoil tube, 4021, water spout, 4022, water collecting nozzle, 4023, connection
Plate, 4024, opening, 501, recoil branch pipe, 502, annular recoil tube, 601, lower cloth device supervisor, 602, lower water-dispensing device branch pipe, 603,
Water collection chamber.
Specific embodiment
A kind of backpulsing anti-clogging deep layer sand cylinder, with reference to Fig. 2, Fig. 3, Fig. 4, be housing assembly 100, on cloth water assembly
200th, lower cloth water assembly 600 and filter material layer 700, the housing assembly 100 include cylinder body 102, upper water distributor entrance 101, row
Husky valve 103 and lower water-dispensing device entrance 104, upper water distributor entrance 101 are arranged on the top of cylinder body 102, and sand discharge valve 103 is under
Water distributor entrance 104 is arranged on the bottom of cylinder body 102, and sand discharge valve 103 is closed when flat, needs to arrange the filtrate in cylinder body 102
Go out or opened when replacing filtrate, by the access packaging bag body discharge of fluid filtrate；Filter material layer 700 is equipped in cylinder body 102；It is described
Upper cloth water assembly 200 be used to from 102 internal upper part of cylinder body dispense sewage, including upper water distributor supervisor 201 and upper water distributor branch pipe
202, more upper water distributor branch pipes 202 are mounted on upper water distributor supervisor 201, and upper water distributor supervisor 201 is entered by upper water distributor
Mouth 101 is pierced by cylinder body 102 and is connect with external equipment, such as sewage pump, and sewage is dispersed into after entering upper water distributor supervisor 201
Then water distributor branch pipe 202 is spilt by the uniform cloth of aperture on upper water distributor branch pipe 202 on sewage to filter material layer 700；Described
Lower water-dispensing device component 600 is for the water purification from the bottom reception of cylinder body 102 after the filtering of filter material layer 700, including lower water-dispensing device
Branch pipe 602 and lower water-dispensing device supervisor 601, more lower water-dispensing device branch pipes 602 are mounted on lower water-dispensing device supervisor 601, lower water-dispensing device
Supervisor 601 is pierced by cylinder body 102 by lower water-dispensing device entrance 104 and connects external equipment；In order to destroy hardened, the guarantee filter of filter material layer
The filter effect of the bed of material is to be equipped with to destroy the hardened recoiling device of filter material layer 700 in the filter material layer 700 in cylinder body 103
400, recoiling device 400 can be arranged from top to bottom, can also arrange from the bottom up, both can individually arrange, multigroup can also arrange, tool
Depending on stereoscopic produce reality.The recoiling device 400 is included with valvular recoil tube 403, recoil mouth 402 and diversion pipe
401, recoil tube 403 is connected by threeway with two branch pipes respectively, wherein a branch pipe is equipped with the valve for sand discharge, is used for
The valve of sand discharge is arranged on outside cylinder body 102, and another branch pipe is linked together with diversion pipe 401 by the mouth 402 that recoils, and described is anti-
It is that water spout 4021 is linked together with water collecting nozzle 4022 by connecting plate 4023 to rush mouth 402, water spout 4021 and water collecting nozzle
Opening 4024 is formed between 4022,4021 inner tube of water spout routing water inlet is gradually tapered up to water outlet, pipeline in water collecting nozzle 4022
It is gradually decontroled by water inlet to water outlet, water spout 4021 is connected with recoil tube 403, water collecting nozzle 4022 and diversion pipe 401
It connects；Recoil mouth 402 is the Venturi nozzle using Bernoulli's theorem, and when recoil opens the valve of recoil tube 403, recoil
The water purification pumped out enters 403 recoil tubes, and using recoil mouth 402, water purification is introduced into water spout 4021, is then sprayed into water collecting nozzle
4022, the flow of high speed drives the fluid filtrate of surrounding to enter in diversion pipe 401 by opening 4024, and filtrate squeezes mutually in pipe
Pressure, goes out at a high speed diversion pipe, so as to destroy hardening layer, thoroughly cleans filtrate after rubbing；When there is filtrate to enter recoil tube 403,
Sand discharge valve is opened, sand discharge valve is closed after discharging filtrate, then starts to recoil again；Sewage discharge in cylinder body 102 with it is existing
Technology is identical.
In order to further destroy the hardened of filter material layer, with reference to Fig. 4, Fig. 5, Fig. 6, it is equipped with to destroy filter on cylinder body 102
The hardened annular recoiling device 500 of the bed of material, the annular recoiling device 500 include installing valvular annular recoil tube 502,
Recoil branch pipe 501, recoil mouth 402 and with valvular sand discharge pipe 503, and annular recoil tube 502 is mounted on the outside of cylinder body 102,
It being connected with valvular sand discharge pipe 503 and annular recoil tube 502, the valve on sand discharge pipe 503 is arranged on outside cylinder body 102,
The recoil branch pipe 501 on annular recoil tube 502 is disposed in filter material layer 700, recoil branch pipe 501 is equipped with recoil
Mouth 402, the recoil mouth 402 are that water spout 4021 is linked together with water collecting nozzle 4022 by connecting plate 4023, water spout
Opening 4024 is formed between 4021 and water collecting nozzle 4022,4021 inner tube of water spout routing water inlet is gradually tapered up to water outlet, water receiving
4022 inner tube of mouth routing water inlet is gradually decontroled to water outlet, and water spout 4021 is connected with recoil branch pipe 501；It is beaten during recoil
The recoil valve of open loop shape recoil tube 502, back-flushing flow through the recoil mouth 402 that annular recoil tube 502 enters on recoil branch pipe 501
It recoils, since filtrate and cylinder body 102 have capillary adsorption phenomena, by annular recoiling device, can solve recited above
Adsorption phenomena can also assist cleaning filtrate and smash hardening layer, and so as to achieve the purpose that no dead angle cleaning filtrate, equally working as has
When filtrate enters annular recoil tube 502, the valve of sand discharge pipe 503 is opened, discharges the valve of closing sand discharge pipe 503 after filtrate, so
Start to recoil again afterwards.
In order to efficiently discharge the dirt in cylinder body, with reference to Fig. 7, Fig. 8, it is provided with to discharge in cylinder body in cylinder body 102
The blowdown apparatus 300 of sewage dirt, the blowdown apparatus 300 include blowdown manifold 301, blow down branch 302 and are equipped with valve
The blow-off pipe 303 of door is equipped at intervals with the blow down branch 302 being vertically arranged on cyclic annular blowdown manifold 301, is set on blow down branch 302
Have the wastewater inlet for being provided with different aperture from bottom to top, wastewater inlet from top to bottom tapers into, such arrangement mode be in order to
Lower barrier filtrate discharges cylinder body 102, the dirt that top is lumpd convenient for discharge, with valvular 303 row of connecting of blow-off pipe
The lower part of dirty manifold 301, blowdown manifold 301 and blow down branch 302 is embedded in filter material layer 700, and 302 top of blow down branch is under
Across heavy sewage layer, intermediate waste layer and lightweight sewage layer on and, such design is convenient for discharging the dirt of different specific weight simultaneously
Water dirt；The valve on blow-off pipe 303 is opened, by the double action of siphonage and water gravity, around blow down branch 302
Negative pressure is formed, the sewage dirt of the different specific weight of surrounding is discharged by sub-pressure high-efficient sucking blowdown manifold 301 through blow-off pipe 303,
So as to solve the halfway defect of blowdown of traditional sand cylinder.
With reference to Fig. 9, Figure 10, Figure 11, the lower water-dispensing device component 600 is that 102 lower part of cylinder body in housing assembly 100 is
Bullet or hemispherical, the bottom of bullet are the water collection chamber 603 of closing, the vertical or lower water-dispensing device branch pipe that is obliquely installed
602 are mounted on the upper lid of water collection chamber 603 and connect cylinder body 102 and water collection chamber 603, and water collection chamber 603 is responsible for equipped with lower water-dispensing device
601, lower water-dispensing device supervisor 601 is pierced by cylinder body 102 by lower water-dispensing device entrance 104 and connects external equipment, such as recoil pump, normally
During drainage, water purification enters water collection chamber 603 by lower water-dispensing device branch pipe 602, and by 601 outflow of lower water-dispensing device supervisor, lower water distribution
Component 600 can also assist recoiling in recoil, close the water discharging valve of lower water-dispensing device supervisor 601, unicom recoil pump, back-flushing
Filter material layer 700 is entered by water collection chamber 603, lower water-dispensing device branch pipe 602, the filtrate around loose recoil tube, and recoil will be passed through
Pipe washes the dirt fallen by rubbing with the hands and takes filter material layer upper strata to, and cylinder body 102 is discharged by blowdown apparatus 300；The upper cloth water assembly 200
Upper water distributor branch pipe 202 be mounted on the both sides of upper water distributor supervisor 201, form herring-bone form distribution, upper water distributor supervisor 201 connects
It refutes in sewage pump, sewage is dispersed into upper water distributor branch pipe 202 after entering upper water distributor supervisor 201, then passes through upper water distributor
The uniform cloth of aperture of branch pipe 202 is spilt on sewage to filter material layer 700.
Claims (8)
1. a kind of backpulsing anti-clogging deep layer sand cylinder, including housing assembly, upper cloth water assembly, lower cloth water assembly and filter material layer, institute
The housing assembly stated includes cylinder body, upper water distributor entrance, sand discharge valve and lower water-dispensing device entrance, and the upper cloth water assembly includes
Upper water distributor is responsible for and upper water distributor branch pipe, and the lower water-dispensing device component includes lower water-dispensing device supervisor and lower water-dispensing device branch pipe,
It is characterized in that lower part is equipped with filter material layer in cylinder body, it is equipped in filter material layer and destroys the hardened recoiling device of filter material layer.
2. a kind of backpulsing anti-clogging deep layer sand cylinder according to claim 1, it is characterized in that the recoiling device includes
With valvular recoil tube, recoil mouth and diversion pipe, recoil tube is connected by threeway with two branch pipes respectively, wherein a branch pipe
Sand discharge valve is equipped with, another branch pipe is linked together with diversion pipe by the mouth that recoils, and the recoil mouth is water spout with connecing
Water nozzle is linked together by connecting plate, nozzle inner tube routing water inlet gradually tapered up to water outlet, water collecting nozzle inner tube route into
The mouth of a river is gradually decontroled to water outlet, and nozzle is connected with recoil tube, and water collecting nozzle is connected with diversion pipe.
3. a kind of backpulsing anti-clogging deep layer sand cylinder according to claim 1, it is characterized in that being equipped with to break on cylinder body
The hardened annular recoiling device of bad filter material layer.
4. a kind of backpulsing anti-clogging deep layer sand cylinder according to claim 3, it is characterized in that the annular recoiling device
Including installing valvular annular recoil tube, recoil branch pipe, recoil mouth and with valvular sand discharge pipe, annular recoil tube is mounted on
The outside of cylinder body connects, the recoil being disposed on annular recoil tube with valvular sand discharge pipe and annular recoil tube
Branch pipe is mounted in filter material layer, and recoil branch pipe is equipped with recoil mouth, and the recoil mouth is that water spout passes through with water collecting nozzle and connect
Plate links together, and nozzle inner tube routing water inlet is gradually tapered up to water outlet, and water collecting nozzle inner tube route water inlet to water outlet
It gradually decontrols, nozzle is connected with recoil branch pipe.
5. a kind of backpulsing anti-clogging deep layer sand cylinder according to claim 1, it is characterized in that being equipped with to arrange in cylinder body
Put the blowdown apparatus of dirt in cylinder body.
6. a kind of backpulsing anti-clogging deep layer sand cylinder according to claim 5, it is characterized in that the blowdown apparatus includes
Blowdown manifold blow down branch and valvular blow-off pipe is installed, the blowdown branch being vertically arranged is equipped at intervals on cyclic annular blowdown manifold
Pipe, blow down branch are equipped with wastewater inlet, blowdown manifold, blowdown manifold and blow down branch are connected with valvular blow-off pipe
Lower part be embedded in filter material layer and blow down branch top pass through heavy sewage layer, intermediate waste layer and lightweight sewage layer.
7. a kind of backpulsing anti-clogging deep layer sand cylinder according to claim 1, it is characterized in that the lower water-dispensing device component
It is inferior part of the cylinder block in housing assembly for bullet, the bottom of bullet be the water collection chamber closed, the lower water-dispensing device being vertically arranged
Branch pipe is mounted on the upper lid of water collection chamber and connects cylinder body and water collection chamber, and water collection chamber is equipped with the lower water distributor with valve.
8. a kind of backpulsing anti-clogging deep layer sand cylinder according to claim 1, it is characterized in that the upper cloth water assembly
Upper water distributor branch pipe is mounted on the both sides of upper water distributor supervisor, forms the distribution of fishbone shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721244490.5U CN207478060U (en) | 2017-09-27 | 2017-09-27 | A kind of backpulsing anti-clogging deep layer sand cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721244490.5U CN207478060U (en) | 2017-09-27 | 2017-09-27 | A kind of backpulsing anti-clogging deep layer sand cylinder |
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| CN207478060U true CN207478060U (en) | 2018-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721244490.5U Active CN207478060U (en) | 2017-09-27 | 2017-09-27 | A kind of backpulsing anti-clogging deep layer sand cylinder |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111013212A (en) * | 2019-11-29 | 2020-04-17 | 安徽节源环保科技有限公司 | Circulating filtration type sand carbon filter |
| CN112844269A (en) * | 2021-03-03 | 2021-05-28 | 安徽南玻石英材料有限公司 | Sand discharging structure of quartz sand reaction kettle, quartz sand reaction kettle and sand discharging method |
| CN113648687A (en) * | 2021-09-01 | 2021-11-16 | 福建省水投勘测设计有限公司 | Molecular sieve filter water distribution system capable of distributing water uniformly |
-
2017
- 2017-09-27 CN CN201721244490.5U patent/CN207478060U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111013212A (en) * | 2019-11-29 | 2020-04-17 | 安徽节源环保科技有限公司 | Circulating filtration type sand carbon filter |
| CN112844269A (en) * | 2021-03-03 | 2021-05-28 | 安徽南玻石英材料有限公司 | Sand discharging structure of quartz sand reaction kettle, quartz sand reaction kettle and sand discharging method |
| CN113648687A (en) * | 2021-09-01 | 2021-11-16 | 福建省水投勘测设计有限公司 | Molecular sieve filter water distribution system capable of distributing water uniformly |
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