CN208641942U - Backpulsing self-cleaning filter - Google Patents
Backpulsing self-cleaning filter Download PDFInfo
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- CN208641942U CN208641942U CN201820925478.9U CN201820925478U CN208641942U CN 208641942 U CN208641942 U CN 208641942U CN 201820925478 U CN201820925478 U CN 201820925478U CN 208641942 U CN208641942 U CN 208641942U
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- cartridge filter
- central siphon
- filter
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Abstract
The utility model provides a kind of backpulsing self-cleaning filter, including outer cylinder, has the outer cylinder water inlet entered for water to be filtered；Outer cylinder water inlet pipe is connected to outer cylinder water inlet, and the direction of rotation of outer cylinder water inlet pipe water flow in the direction of water flow in outer cylinder one end and outer cylinder is tangent；Cartridge filter, set on the inside of outer cylinder；Water central siphon, is arranged in cartridge filter, and water central siphon has the recoil water inlet for inputting clear water, and water central siphon is equipped with the water flowing out structure communicated therewith；And driving water pipe, for driving water central siphon to rotate.Backpulsing self-cleaning filter provided by the utility model, after water to be filtered enters outer cylinder, generate spin current, tangentially wash away the impurity being adhered on cartridge filter, reduce the adhesion strength of impurity, and the rotation of water central siphon is driven by the water flow in driving water pipe, so that water flow is reversely sprayed and remove impurity towards the outer wall of cartridge filter from the inner wall of cartridge filter, self-cleaning structure is simple, manufacturing cost is lower.
Description
Technical field
The utility model belongs to filter device technical field, is to be related to a kind of backpulsing self-cleaning filtering more specifically
Device.
Background technique
The filtering of water is the essential core link of water treatment field, and filtering refers to will by physical means such as filter screens
Impurity in water, which separates, to be intercepted, and water quality is improved.And the impurity being separated is easy to accumulate on filter screen under continuous filtering,
Impurity is caused to block filter screen, shipwreck is to pass through filter screen, and the pressure for bearing filter screen constantly increases.In order to guarantee to filter
The normal work of device needs periodically to clean filter, understands the impurity on filter screen, obtains the strainability of filter screen
To restore.Cleaning filter screen is divided into artificial cleaning and automatic cleaning two ways.In current self-cleaning filter structure, first is that
Impurity is readily adsorbed on filter screen, and cleaning frequency increases；Second is that since self-cleaning filter has dedicated for self-cleaning
Structure and transmission device, lead to that its structure is complicated, manufacturing cost is higher.
Utility model content
It is existing in the prior art to solve the purpose of this utility model is to provide a kind of backpulsing self-cleaning filter
The technical problem that impurity is readily adsorbed on filter screen and structure is complicated, manufacturing cost is high.
In order to achieve the above purposes, the technical solution adopted by the utility model is: provides a kind of backpulsing self-cleaning filter,
Include:
Outer cylinder has the outer cylinder water inlet for supplying water to be filtered to enter and the sewage draining exit for impurity to be discharged；
Outer cylinder water inlet pipe is connected to the outer cylinder water inlet, and the outer cylinder water inlet pipe is in described outer cylinder one end
The direction of water flow and the direction of rotation of water flow in the outer cylinder are tangent；
Cartridge filter was used for drainage, and the cartridge filter is set to the inside of the outer cylinder, and the cartridge filter has for clear water
The cartridge filter water outlet of outflow；
Water central siphon is arranged in the cartridge filter, and the water central siphon has the recoil water inlet for inputting clear water, and
The water central siphon is equipped with the water flowing out structure communicated therewith；And
Water pipe is driven, is connected to the cartridge filter, the water flow in the driving water pipe is for driving the water central siphon to revolve
Turn, water (flow) direction of the driving water pipe at the cartridge filter and the direction of rotation of the water central siphon are tangent.
Further, the driving water pipe is mutually perpendicular at the cartridge filter with the water central siphon.
Further, central axis of the driving water pipe at the cartridge filter is set to inner wall and the institute of the cartridge filter
Between the outer wall for stating water central siphon.
Further, the direction of rotation of the water central siphon is identical as the direction of rotation of water flow in the outer cylinder.
Further, the water flowing out structure includes multiple nozzles being fixed on the water central siphon outer wall, the nozzle with
The water central siphon is connected.
Further, the water flowing out structure further includes the connecting tube for being connected to the water central siphon and the nozzle.
Further, the cartridge filter water outlet is connected with the recoil water inlet, the cartridge filter water outlet and institute
It states and is equipped with recoil water pump between recoil water inlet.
Further, the pressure sensor for testing hydraulic pressure is equipped in the cartridge filter.
Further, the outer cylinder water inlet and the sewage draining exit are respectively arranged on the phase of the outer cylinder in its axial direction
To two sides.
Further, it is connected with sewage pipe at the sewage draining exit, is provided with blowdown valve on the sewage pipe.
The beneficial effect of backpulsing self-cleaning filter provided by the utility model is: compared with prior art, this reality
The outer cylinder water inlet pipe being connect by setting with outer cylinder with novel backpulsing self-cleaning filter, and outer cylinder water inlet pipe is close to outer cylinder one
Hold the direction of rotation of water flow in the direction and outer cylinder of interior water flow tangent, so that water to be filtered enters outer cylinder by outer cylinder water inlet pipe
Afterwards, spin current is generated, spin current tangentially washes away be adhered on cartridge filter during the filtration process around the center axis rotation of outer cylinder
Impurity reduces adhesion strength of the impurity on cartridge filter, the frequency of cartridge filter cleaning is effectively reduced；Meanwhile water is equipped in cartridge filter
Central siphon and water flowing out structure, and water central siphon, by pressure-driven caused by the water flow in driving water pipe, driving method is simple, only
It need to use driving water pipe that the rotation of water central siphon can be driven, structure is simple, manufacturing cost is lower.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new
Some embodiments of type for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is structural schematic diagram when backpulsing self-cleaning filter provided by the embodiment of the utility model filters；
Fig. 2 is the top view of backpulsing self-cleaning filter provided by the embodiment of the utility model；
Structural schematic diagram when Fig. 3 is backpulsing self-cleaning filter self-cleaning provided by the embodiment of the utility model.
Wherein, each appended drawing reference in figure:
1- outer cylinder；121- outer cylinder water inlet；122- sewage draining exit；123- sewage pipe；124- blowdown valve；125- outer cylinder enters water
Pipe；2- cartridge filter；230- cartridge filter water outlet；24- intake pipe；3- water central siphon；31- recoil water inlet；4- water flowing out structure；41-
Connecting tube；42- nozzle；5- drives water pipe；6- recoil water pipe；7- recoil water pump.
Specific embodiment
In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with
Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein
It applies example to be only used to explain the utility model, is not used to limit the utility model.
It should be noted that it can be directly another when element is referred to as " being fixed on " or " being set to " another element
On one element or indirectly on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
It is to be appreciated that term " length ", " width ", "upper", "lower", "front", "rear", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" "inner", "outside" is that orientation based on the figure or position are closed
System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary
It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention,
More than, unless otherwise specifically defined.
Also referring to Fig. 1 to Fig. 3, now backpulsing self-cleaning filter provided by the utility model is illustrated.It should
Backpulsing self-cleaning filter, the cartridge filter 2 including outer cylinder 1, inside outer cylinder 1, outer cylinder 1 have for water to be filtered entrance
Outer cylinder water inlet 121 and sewage draining exit 122 for the impurity intercepted after filtering to be discharged, cartridge filter 2 has to flow out for clear water
Cartridge filter water outlet 230, there is on cartridge filter 2 multiple mesh or gap, the impurity in water can be intercepted.It is indicated in Fig. 1
The streamflow regime of filter interior when being filtering, arrow direction is water (flow) direction.Specifically, it is connected at outer cylinder water inlet 121
Outer cylinder water inlet pipe 125, the rotation of the water flow in one end of outer cylinder 1, internal water (flow) direction and outer cylinder 1 of outer cylinder water inlet pipe 125
Turn that direction is tangent, the water (flow) direction in outer cylinder 1 refers to the flow direction of the water flow between cartridge filter 2 and outer cylinder 1.Since outer cylinder enters
The mouth of a river 121 enters that water direction is identical as length direction of the outer cylinder water inlet pipe 125 at outer cylinder 1, flows into be filtered in outer cylinder 1
Water rotates under the effect of blocking of 1 inner wall of outer cylinder around the axis direction of outer cylinder 1, generates spin current, under the driving of lasting hydraulic pressure,
Water to be filtered from outer cylinder 1 towards the internal flow of cartridge filter 2, cartridge filter 2 by the impurity in water to be filtered stop on the outside, into
Entering the water in cartridge filter 2 have passed through filtering, become clear water, and clear water is flowed out by cartridge filter water outlet 230, complete filtering.This is anti-
The formula self-cleaning filter of punching further includes the driving water pipe 5 of the water central siphon 3 and connection and cartridge filter 2 in cartridge filter 2, water axis
Pipe 3 has the recoil water inlet 31 for inputting clear water, and the water flowing out structure 4 also communicated therewith on water central siphon 3 drives water pipe 5
Interior water flow drives the rotation side of water (flow) direction and water central siphon 3 of the water pipe 5 at cartridge filter 2 for driving water central siphon 3 to rotate
To tangent, wherein the water flow in driving water pipe 5 is clear water.The water flow shape of filter interior when being self-cleaning is indicated in Fig. 3
State, arrow direction is water (flow) direction, in self-cleaning filter, drives the water flow driving water central siphon 3 in water pipe 5 to rotate, filtering
Cylinder 2 and outer cylinder 1 remain stationary, and clear water inputs in water central siphon 3, and sprays from water flowing out structure 4 in the presence of hydraulic pressure, ejection
Water flow towards the outer contra-injection of cartridge filter 2, forms the injection water of rotation out of cartridge filter 2, the impurity outside flushed filter cylinder 2,
Impurity is washed from into cartridge filter 2, and in the outer rotational flow of cartridge filter 2, until being discharged from sewage draining exit 122.In the process of cleaning, outside
It is sustainable at cylinder water inlet 121 to be pumped into water to be filtered, the direction of rotation of the direction of rotation of water central siphon 3 and water to be filtered in outer cylinder 1
It is identical, in outer cylinder 1 under the collective effect of rotary water current and injection water, clean the full surface of cartridge filter 2 fully,
And during self-cleaning, which is still constantly being filtered, and is filtered and is cleaned while carrying out, improves the effect of filtering
Rate.
Backpulsing self-cleaning filter provided by the utility model, compared with prior art, the utility model backpulsing is certainly
The outer cylinder water inlet pipe 125 that cleaning filter is connect by setting with outer cylinder 1, and outer cylinder water inlet pipe 125 is close to 1 one end Nei Shui of outer cylinder
The direction of stream and the direction of rotation of water flow in outer cylinder 1 are tangent, so that after water to be filtered enters outer cylinder 1 by outer cylinder water inlet pipe 125,
Spin current is generated, spin current tangentially washes away be adhered on cartridge filter 2 during the filtration process around the center axis rotation of outer cylinder 1
Impurity reduces adhesion strength of the impurity on cartridge filter 2, the frequency of the cleaning of cartridge filter 2 is effectively reduced；Meanwhile meanwhile, cartridge filter 2
It is interior to be equipped with water central siphon 3 and water flowing out structure 4, and water central siphon 3 passes through pressure-driven caused by the water flow in driving water pipe, driving
Mode is simple, only need to use driving water pipe that the rotation of water central siphon 3 can be driven, structure is simple, manufacturing cost is lower.
Further, referring to Fig. 2, a kind of specific reality as backpulsing self-cleaning filter provided by the utility model
Apply mode, the central axis of outer cylinder water inlet pipe 125 is set as into water axis, and the tangent line parallel with water axis is entered is set at 2 outer wall of cartridge filter
For the tangent line of cartridge filter 2, the tangent line parallel with water axis is entered is set as the tangent line of outer cylinder 1 at 1 inner wall of outer cylinder, enters water axis and was set to
Between the tangent line of filter cylinder 2 and the tangent line of outer cylinder 1, the most water flow entered in outer cylinder 1 is made to be directly entered cartridge filter 2 and outer cylinder
Between 1, it is easier to form spin current.Optionally, the central axis of outer cylinder 1, cartridge filter 2 and water central siphon 3 overlaps, so that spin
Stream power suffered when entering cartridge filter 2 from all directions, each position is identical, thus the Impurity Distribution position on 2 surface of cartridge filter
It is roughly the same with quantity, realize maximally utilizing to cartridge filter 2；Further, it enables the rotary water current sprayed from water central siphon 3 is in mistake
Filter cylinder 2 is identical with all directions on outer cylinder 1, the Impact direction of each position, more effectively removes and is adhered to the full table of cartridge filter 2
The impurity in face.
Further, a kind of tool please continue to refer to Fig. 2, as backpulsing self-cleaning filter provided by the utility model
Body embodiment, driving water pipe 5 are mutually perpendicular at the cartridge filter 2 with water central siphon 3, and in this embodiment, water central siphon 3 is perpendicular
Directly setting, driving water pipe 5 is horizontally disposed, so that the water (flow) direction in from driving water pipe 5 into cartridge filter 2 is horizontal direction,
Driving water central siphon 3 rotates in the horizontal plane.When water pipe 5 being driven to be mutually perpendicular at the cartridge filter 2 with water central siphon 3, water flow
Pressure can be largely converted into the rotary power of water central siphon 3, avoid energy loss.
Further, a kind of tool please continue to refer to Fig. 2, as backpulsing self-cleaning filter provided by the utility model
Body embodiment, drive central axis of the water pipe 5 at cartridge filter 2 be set to cartridge filter 2 inner wall and water central siphon 3 outer wall it
Between.More specifically, tangent line parallel with the driving central axis of water pipe 5 at 2 inner wall of cartridge filter is set as the internal tangent of cartridge filter 2, water
The tangent line parallel with the driving central axis of water pipe 5 is set as the outer tangent line of water central siphon 3 at the outer wall of central siphon 3, drives water pipe 5 close to mistake
Central axis at filter cylinder 2 is set between the internal tangent of cartridge filter 2 and the outer tangent line of water central siphon 3, makes the big portion entered in cartridge filter
Point water flow is directly entered between cartridge filter 2 and water central siphon 3, it is easier to water central siphon 3 be driven to rotate.
Further, a kind of tool please continue to refer to Fig. 2, as backpulsing self-cleaning filter provided by the utility model
The direction of rotation of body embodiment, water central siphon 3 is identical as the direction of rotation of water flow in outer cylinder 1.In the self-washing of filter, outside
It is persistently pumped into water to be filtered at cylinder water inlet 121, when the direction of rotation of water to be filtered in the direction of rotation of water central siphon 3 and outer cylinder 1
When identical, rotary water current makes the full surface of cartridge filter 2 under the collective effect for the injection water that water central siphon 3 sprays in outer cylinder 1
Fully cleaned, and during self-cleaning, which is still constantly filtering, filter and clean at the same into
Row, improves the efficiency of filtering.
Fig. 1 and Fig. 3 is please referred to, a kind of specific embodiment party as backpulsing self-cleaning filter provided by the utility model
Formula, water flowing out structure 4 include the nozzle 42 being fixed on 3 outer wall of water central siphon, and nozzle 42 is connected to water central siphon 3, input water in clear water
After central siphon 3, clear water is sprayed from nozzle 42, and nozzle 42 is equipped with multiple apertures, and clear water forms high pressure water flow under the action of aperture,
By cartridge filter 2 inside towards cartridge filter 2 outer jet, and water central siphon 3 rotate under the action of formed rotation spray jet stream.?
In the embodiment, nozzle 42 further increases the injection pressure of water flow, and impurity is made to be easier to fall off from cartridge filter 2.Nozzle
42 are chosen as multiple, and particular number is not construed as limiting herein.Multiple nozzles 42 are preferably spirally arranged along 3 outer wall of water central siphon,
It is set to clean to each position of cartridge filter 2 as much as possible.
A kind of specific reality please continue to refer to Fig. 1 and Fig. 3, as backpulsing self-cleaning filter provided by the utility model
Mode is applied, nozzle 42 is connect in cone, the conical top of nozzle 42 with water central siphon 3, the conical base direction filtering of nozzle 42
Cylinder 2 is arranged, and the aperture on nozzle 42 is set to the conical base of nozzle 42, the water flow for ejecting single-nozzle 42 in cone to
Outer injection.On the one hand this kind of 42 structure of nozzle can increase the number of aperture；On the other hand it can increase the injection water of single-nozzle 42
The swept area of stream increases the region that single-nozzle 42 can clean.
A kind of specific reality please continue to refer to Fig. 1 and Fig. 3, as backpulsing self-cleaning filter provided by the utility model
Mode is applied, water flowing out structure 4 further includes the connecting tube 41 for being connected to water central siphon 3 and nozzle 42.In this way, clear water flow successively through water central siphon 3,
Then connecting tube 41 is sprayed from nozzle 42.The setting of connecting tube 41 shortens the distance between nozzle 42 and 2 inner wall of cartridge filter, because
The pressure of this water flow for reaching cartridge filter 2 after the injection of nozzle 42 indirectly increases, and is more advantageous to and sweeps away the tighter stubbornness of adherency
Impurity.Preferably, the length direction of connecting tube 41 is identical as the radial direction of water central siphon 3.In this embodiment, water central siphon 3 is perpendicular
Straight setting, connecting tube 41 is horizontally disposed, and the central axis of connecting tube 41 passes through the axis of water central siphon 3.The quantity of connecting tube 41 with
The quantity of nozzle 42 is identical, and each connecting tube 41 has been correspondingly connected with a nozzle 42.Connecting tube 41 is made of hard material, tool
Body material is not construed as limiting herein.
A kind of specific reality please continue to refer to Fig. 1 and Fig. 3, as backpulsing self-cleaning filter provided by the utility model
Mode is applied, cartridge filter water outlet 230 is connected with recoil water inlet 31, between cartridge filter water outlet 230 and recoil water inlet 31
Equipped with recoil water pump 7.By anti-between cartridge filter water outlet 230 and recoil water pump 7, recoil water pump 7 and recoil water inlet 31
Jet water spout 6 is connected to, and filtering water outlet can connect intake pipe 24, convenient for obtaining clean water.It is flowed out in cartridge filter water outlet 230
Be filtered clear water, filtered clear water directly passes through recoil water pump 7 and is pumped into water central siphon 3, no longer needs to additionally from outside
It accesses clear water and cleans cartridge filter 2, the clear water filtered out using the device simplifies the structure of the self-cleaning filter.From
When cleaning, water to be filtered is persistently pumped into outer cylinder 1, provides endlessly clear water for water central siphon 3, in addition, in outer cylinder 1 from
Eddy flow can also be matched with the water flow ejected, will be swept away the impurity come and done downward rotary motion, concentrate impurity from row
Dirty mouth 122 is discharged.Recoil water pump 7 keeps the injection hydraulic pressure at nozzle 42 bigger for high-pressure hydraulic pump for increasing the pressure of water flow.
A kind of specific reality please continue to refer to Fig. 1 and Fig. 3, as backpulsing self-cleaning filter provided by the utility model
Mode is applied, outer cylinder water inlet 121 and sewage draining exit 122 are respectively arranged on the opposite sides of outer cylinder 1 in its axial direction.In the implementation
In example, outer cylinder water inlet 121 is set to the upper end of outer cylinder 1, and sewage draining exit 122 is set to the lower end of outer cylinder 1.Water to be filtered enters water from outer cylinder
Mouth 121 enters outer cylinder 1 and forms the injection water that the injection water after spin current and when self-cleaning forms rotation in outer cylinder 1
Afterwards, under the collective effect of gravity and hydraulic pressure, water flow screw from top to bottom, impurity can be also gradually deposited under outer cylinder 1
End is discharged via the sewage draining exit 122 for being set to 1 lower end of outer cylinder.The effect of this kind of set-up mode reasonable utilization gravity keeps impurity poly-
For collection at sewage draining exit 122, enhancing impurity excludes effect.
A kind of specific reality please continue to refer to Fig. 1 and Fig. 3, as backpulsing self-cleaning filter provided by the utility model
Mode is applied, sewage pipe 123 is equipped at sewage draining exit 122, is provided with blowdown valve 124 on sewage pipe 123.In filter filtering,
Blowdown valve 124 is closed, and filtered water is discharged and collects via cartridge filter water outlet 230, when filter carries out self-cleaning, row
Dirty valve 124 is opened, and impurity is discharged by sewage draining exit 122.Blowdown valve 124 is chosen as solenoid valve.
As a kind of specific embodiment of backpulsing self-cleaning filter provided by the utility model, the self-cleaning filtering
Device further includes control device (unmarked in figure), and control device includes (not marking in figure for testing the pressure sensor of hydraulic pressure
Note), pressure sensor is set in cartridge filter 2.In this embodiment, control device is electrically connected with recoil water pump 7 and blowdown valve 124
It connects.When the filter is during continuous service, the impurity that cartridge filter 2 intercepts is also more and more, gradually blocks cartridge filter 2, makes
The discharge reduction of cartridge filter 2 is flowed through, the pressure decline inside cartridge filter 2, the pressure that pressure sensor detects is less than predetermined number
When value, control device is transmitted its signals to, control device issues instruction, and starting recoil water pump 7 opens blowdown valve 124, completes
Carry out the preparation of self-cleaning；After self-cleaning carries out a period of time, after pressure sensor detects that pressure recovery is normal, control
Device issues instruction, closes recoil water pump 7, closes blowdown valve 124, continues to filter.In this way, realizing the automatic of self-cleaning
Control, after adding pressure sensor, can detect the pressure value of cartridge filter 2 automatically, judge whether to need to clean by pressure value, nothing
Cleaning need to be manually controlled.Optionally, the quantity of pressure sensor is multiple, is uniformly distributed on the inner wall of cartridge filter 2, due to mistake
The pressure at each position of filter cylinder 2 may be different, therefore the pressure value that pressure sensor detects is also different, can be by each pressure sensing
The average value of device detection judges whether to need to clean compared with scheduled pressure value.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (10)
1. backpulsing self-cleaning filter, it is characterised in that: including
Outer cylinder has the outer cylinder water inlet for supplying water to be filtered to enter and the sewage draining exit for impurity to be discharged；
Outer cylinder water inlet pipe is connected to the outer cylinder water inlet, and outer cylinder water inlet pipe water flow in described outer cylinder one end
Direction and water flow in the outer cylinder direction of rotation it is tangent；
Cartridge filter was used for drainage, and the cartridge filter is set to the inside of the outer cylinder, and the cartridge filter has for clear water outflow
Cartridge filter water outlet；
Water central siphon is arranged in the cartridge filter, and the water central siphon has the recoil water inlet for inputting clear water, and described
Water central siphon is equipped with the water flowing out structure communicated therewith；And
Water pipe is driven, is connected to the cartridge filter, the water flow in the driving water pipe is for driving the water central siphon to rotate, institute
It states water (flow) direction of the driving water pipe at the cartridge filter and the direction of rotation of the water central siphon is tangent.
2. backpulsing self-cleaning filter as described in claim 1, it is characterised in that: the driving water pipe is close to the filtering
It is mutually perpendicular at cylinder with the water central siphon.
3. backpulsing self-cleaning filter as described in claim 1, it is characterised in that: the driving water pipe is close to the filtering
Central axis at cylinder is set between the inner wall of the cartridge filter and the outer wall of the water central siphon.
4. backpulsing self-cleaning filter as described in claim 1, it is characterised in that: the direction of rotation of the water central siphon and institute
The direction of rotation for stating water flow in outer cylinder is identical.
5. backpulsing self-cleaning filter as described in claim 1, it is characterised in that: the water flowing out structure includes multiple fixations
Nozzle on the water central siphon outer wall, the nozzle are connected with the water central siphon.
6. backpulsing self-cleaning filter as claimed in claim 5, it is characterised in that: the water flowing out structure further includes connection institute
State the connecting tube of water central siphon and the nozzle.
7. backpulsing self-cleaning filter as claimed in any one of claims 1 to 6, it is characterised in that: the cartridge filter water outlet
It is connected with the recoil water inlet, recoil water pump is equipped between the cartridge filter water outlet and the recoil water inlet.
8. backpulsing self-cleaning filter as claimed in any one of claims 1 to 6, it is characterised in that: be equipped in the cartridge filter
For testing the pressure sensor of hydraulic pressure.
9. backpulsing self-cleaning filter as claimed in any one of claims 1 to 6, it is characterised in that: the outer cylinder water inlet and
The sewage draining exit is respectively arranged on the opposite sides of the outer cylinder in its axial direction.
10. backpulsing self-cleaning filter as claimed in any one of claims 1 to 6, it is characterised in that: connect at the sewage draining exit
It is connected to sewage pipe, is provided with blowdown valve on the sewage pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820925478.9U CN208641942U (en) | 2018-06-14 | 2018-06-14 | Backpulsing self-cleaning filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820925478.9U CN208641942U (en) | 2018-06-14 | 2018-06-14 | Backpulsing self-cleaning filter |
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| CN208641942U true CN208641942U (en) | 2019-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820925478.9U Active CN208641942U (en) | 2018-06-14 | 2018-06-14 | Backpulsing self-cleaning filter |
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| CN (1) | CN208641942U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI737399B (en) * | 2020-07-09 | 2021-08-21 | 黃志彬 | Filter structure and its application |
| CN113967379A (en) * | 2020-07-22 | 2022-01-25 | 黄志彬 | Filtering structure and filtering device thereof |
| CN114225504A (en) * | 2021-12-29 | 2022-03-25 | 安徽伏碳科技有限公司 | Small-size pure water preparation is with pressurization filter equipment |
-
2018
- 2018-06-14 CN CN201820925478.9U patent/CN208641942U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI737399B (en) * | 2020-07-09 | 2021-08-21 | 黃志彬 | Filter structure and its application |
| CN113967379A (en) * | 2020-07-22 | 2022-01-25 | 黄志彬 | Filtering structure and filtering device thereof |
| CN114225504A (en) * | 2021-12-29 | 2022-03-25 | 安徽伏碳科技有限公司 | Small-size pure water preparation is with pressurization filter equipment |
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