CN110478968A - A kind of full-automatic back washing y-type filter - Google Patents
A kind of full-automatic back washing y-type filter Download PDFInfo
- Publication number
- CN110478968A CN110478968A CN201910761964.0A CN201910761964A CN110478968A CN 110478968 A CN110478968 A CN 110478968A CN 201910761964 A CN201910761964 A CN 201910761964A CN 110478968 A CN110478968 A CN 110478968A
- Authority
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- China
- Prior art keywords
- shell
- filter
- filter screen
- abutting part
- full
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000011001 backwashing Methods 0.000 title claims abstract description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 58
- 239000010865 sewage Substances 0.000 claims abstract description 37
- 230000002093 peripheral effect Effects 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims description 4
- 238000001914 filtration Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/60—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor integrally combined with devices for controlling the filtration
- B01D29/606—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor integrally combined with devices for controlling the filtration by pressure measuring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/66—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
- B01D29/68—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with backwash arms, shoes or nozzles
- B01D29/688—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with backwash arms, shoes or nozzles with backwash arms or shoes acting on the cake side
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
Abstract
The present invention discloses a kind of full-automatic back washing y-type filter, comprising: filter body, one end of filter body are equipped with water inlet, and the side wall of filter body is equipped with water outlet；Filter screen, filter screen are set in filter body, and filter screen is abutted close to one end of water inlet with the inner circumferential of filter body；One end of sewage pipe, sewage pipe passes through the other end of filter body, and is connected to the other end of filter screen, and the other end of sewage pipe is sewage draining exit；The inner circumferential of two butterfly valves, a butterfly valve and filter screen blocks cooperation, and the inner circumferential closure of another butterfly valve and sewage pipe cooperates；Two pressure transmitters, two pressure transmitters are set on the peripheral wall of filter body, and a pressure transmitter is located at water inlet, and another pressure transmitter is located at water outlet；Control unit, control unit are connect with two butterfly valves, two pressure transmitter signals respectively.The present invention saves space accounting, reduces personnel and participates in, reduce the influence of human factor, improves the degree of automation.
Description
Technical field
The present invention relates to the technical field of filter more particularly to a kind of full-automatic back washing y-type filters.
Background technique
Filtering belongs to indispensable processing means in the purification process of water, for intercepting the impurity in water, with purified water
The normal work of other equipment in matter or protection system.
Current existing filter, filter effect is good, is widely applied, but its space accounting is big, and pollutant holding capability is small, vulnerable to dirt
Blocking, cleaning are complicated, it is necessary to and it disassembly is carried out to equipment is just able to achieve cleaning to filtration fraction, it can not monitor filter
State, and it is affected by human factors bigger, keep the degree of automation of whole system low.
Summary of the invention
For the above problem existing for existing filter, it is now intended to provide a kind of full-automatic back washing y-type filter, is saved
Save space accounting reduces personnel and participates in, reduce the influence of human factor, improves the degree of automation.
Specific technical solution is as follows:
A kind of full-automatic back washing y-type filter, comprising: filter body, one end of the filter body be equipped with into
The side wall at the mouth of a river, the filter body is equipped with water outlet；
Filter screen, the filter screen are set in the filter body, and the filter screen is close to one end of the water inlet
It is abutted with the inner circumferential of the filter body；
Sewage pipe, one end of the sewage pipe pass through the other end of the filter body, and another with the filter screen
One end is connected, and the other end of the sewage pipe is sewage draining exit；
Two butterfly valves, a butterfly valve be set to the filter screen in, the butterfly valve be located at the water inlet and it is described out
Between the mouth of a river, the inner circumferential of the butterfly valve and the filter screen, which blocks, to be cooperated, and another butterfly valve is set in the sewage pipe,
The inner circumferential of another butterfly valve and the sewage pipe, which blocks, to be cooperated；
Two pressure transmitters, two pressure transmitters are set on the peripheral wall of the filter body, the pressure
Transmitter is located at the water inlet, which is used to detect the pressure of the water inlet, another described
Pressure transmitter is located at the water outlet, and another pressure transmitter is used to detect the pressure of the water outlet；
Control unit, described control unit are connect with two butterfly valves, the two pressure transmitter signals respectively.
Above-mentioned full-automatic back washing y-type filter, wherein the filter body includes:
One end of first shell, the first shell is equipped with the water inlet, the inner circumferential of the other end of the first shell
Equipped with first boss, the periphery of the other end of the first shell is equipped with the first fixed ear；
Second shell, the inner circumferential of the end of one end of the second shell are equipped with second boss, and the one of the second shell
The periphery at end is equipped with the second fixed ear, and first fixed ear is fixedly connected with second fixed ear by fastening screw,
The periphery of one end of the filter screen forms flange, and the flange, which supports, to be set between the first boss and the second boss.
Above-mentioned full-automatic back washing y-type filter, wherein rubber is equipped between the first shell and the second shell
Rubber gasket, the rubber washer include:
Annular groove is cooperatively formed in first abutting part, the end of one end of the second shell and the second boss, institute
The first abutting portion is stated in the annular groove, first abutting part supports end and the institute of the other end set on the first shell
Between the end for stating one end of second shell；
Third abutting part, the third abutting part, which supports, to be set between the first boss and the second boss；
Second abutting part, first abutting part, second abutting part and the third abutting part are sequentially connected, described
Step is formed between the end of the other end of first shell and the first boss, second abutting part is abutted with described first
One end of portion's connection is protruded into the annular groove, one end that second abutting part is connect with the third abutting part and the step
It offsets, the periphery of second abutting part and the inner circumferential of the step offset, the inner circumferential of second abutting part and the flange
Periphery offset.
Above-mentioned full-automatic back washing y-type filter, wherein between the sewage pipe and the other end of the second shell
It is folded with sealing ring.
Above-mentioned full-automatic back washing y-type filter, wherein between being formed between the filter screen and the second shell
Gap.
Above-mentioned full-automatic back washing y-type filter, wherein third shell is convexly equipped on the peripheral wall of the second shell,
The direction of third shell towards the water inlet is inclined to set, and the third shell and the second shell are integral type knot
Structure, the other end of the third shell are equipped with the water outlet, and another pressure transmitter is set to the side of the third shell
On wall.
Above-mentioned full-automatic back washing y-type filter, wherein the other end of the filter screen is welded with filter bottom, the filter
Straight tube is welded on bottom, the straight tube is threadedly coupled with the sewage pipe.
Above-mentioned full-automatic back washing y-type filter, wherein the filter screen, the first shell, the second shell
Setting is cylindrical in shape with the third shell.
Above-mentioned full-automatic back washing y-type filter, wherein the first shell, the second shell, the filtering
Net, the filter bottom, the straight tube, the sewage pipe center line be arranged coaxially.
Above-mentioned full-automatic back washing y-type filter, wherein the filter screen is arranged in wedge.
The good effect that above-mentioned technical proposal has compared with prior art is:
The configuration of the present invention is simple, operation are easy, and entire backwash process is fully automated, and personnel's participation are not required to, to make
It is not affected by human factors, once the pressure difference that two pressure transmitters monitor reaches initial set value, drives in control unit
Under dynamic, backwash operation can be carried out at any time, while the present invention is less prone to failure, even if generating failure, maintenance is also relatively simple
It is single.
Detailed description of the invention
Fig. 1 is a kind of overall structure signal in normal operating conditions of full-automatic back washing y-type filter of the present invention
Figure；
Fig. 2 is a kind of entirety in full-automatic back washing working condition of full-automatic back washing y-type filter of the present invention
Structural schematic diagram；
Fig. 3 is the enlarged drawing in a kind of Fig. 1 of full-automatic back washing y-type filter of the present invention at A；
In attached drawing: 1, filter body；2, filter screen；3, sewage pipe；4, butterfly valve；5, pressure transmitter；6, control unit；
7, water inlet；8, water outlet；9, sewage draining exit；10, flange；11, first shell；12, second shell；13, first boss；14,
One fixed ear；15, second boss；16, the second fixed ear；17, fastening screw；18, rubber washer；19, the first abutting part；20,
Second abutting part；21, third abutting part；22, sealing ring；23, gap；24, third shell；25, filter bottom；26, straight tube；27, method
It is blue；28, step；29, annular groove.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings and specific examples, but not as the limitation of the invention.
Fig. 1 is a kind of overall structure signal in normal operating conditions of full-automatic back washing y-type filter of the present invention
Figure, Fig. 2 are that a kind of overall structure in full-automatic back washing working condition of full-automatic back washing y-type filter of the present invention is shown
It is intended to, Fig. 3 is the enlarged drawing in a kind of Fig. 1 of full-automatic back washing y-type filter of the present invention at A, as shown in Figure 1, showing
A kind of full-automatic back washing y-type filter of preferred embodiment, comprising: filter body 1, filter screen 2, sewage pipe 3, two butterfly valves
4, two pressure transmitters 5 and control unit 6, one end of filter body 1 are equipped with water inlet 7, set on the side wall of filter body 1
There is water outlet 8, filter screen 1 is set in filter body 1, and filter screen 1 is in one end of water inlet 7 and filter body 1
Week abuts, and one end of sewage pipe 3 passes through the other end of filter body 1, and is connected with the other end of filter screen 3, sewage pipe 3
The other end be sewage draining exit 9, a butterfly valve 4 be set to filter screen 1 in, a butterfly valve 4 is between water inlet 7 and water outlet 8, this one
The inner circumferential of butterfly valve 4 and filter screen 1, which blocks, to be cooperated, and another butterfly valve 4 is set in sewage pipe 3, the inner circumferential of another butterfly valve 4 and sewage pipe 4
Cooperation is blocked, on the peripheral wall of filter body 1, a pressure transmitter 5 is located at water inlet 7 two pressure transmitters 5, should
One pressure transmitter 5 is used to detect the pressure at water inlet 7, and another pressure transmitter 5 is located at water outlet 8, and another pressure becomes
Device 5 is sent to connect respectively with two butterfly valves 4, two pressure transmitters, 5 signal for detecting the pressure at water outlet 8, control unit 6.
Preferably, to realize that automatic detection passes through the differential water pressures of 2 front and back of filter screen, in the water inlet 7 of the filter body 1
With the detection signal input control unit 6 of the respectively arranged pressure transmitter 5 of water outlet 8.
Preferably, two butterfly valves 4 are that electric drive mode controls.
Further, as a kind of preferred embodiment, filter body 1 includes: first shell 11 and second shell 12, and
One end of one shell 11 is equipped with water inlet 7, and the inner circumferential of the other end of first shell 11 is equipped with first boss 13, first shell 11
The periphery of the other end is equipped with the first fixed ear 14, and the inner circumferential of the end of one end of second shell 12 is equipped with second boss 15, the
The periphery of one end of two shells 12 is equipped with the second fixed ear 16, and the first fixed ear 14 and the second fixed ear 16 pass through fastening screw
17 are fixedly connected, and the periphery of one end of filter screen 2 forms flange 10, flange 10 support be set to first boss 13 and second boss 15 it
Between.
Further, as a kind of preferred embodiment, rubber washer 18 is equipped between first shell 11 and second shell 12,
Rubber washer 18 includes sequentially connected first abutting part 19, the second abutting part 20 and third abutting part 21, second shell 12
Annular groove 29 is cooperatively formed in the end of one end and second boss 15, the first abutting part 19 is located in annular groove 29, the first abutting part
19 support between the end of one end of the end of the other end set on first shell 11 and second shell 12, and third abutting part 21 is supported and set
Between first boss 13 and second boss 15, step is formed between the end and first boss 13 of the other end of first shell 11
28, one end that the second abutting part 20 is connect with the first abutting part 19 is protruded into annular groove 29, the second abutting part 20 and third abutting part
One end of 21 connections offsets with step 28, and the periphery of the second abutting part 20 and the inner circumferential of step 28 offset, the second abutting part 20
Inner circumferential and the periphery of flange 10 offset.
Preferably, annular groove 29 is located at one end of second shell 12 end and second boss 15 are close to the one of first shell 11
The periphery of side.
Preferably, rubber washer 18 improves in order to avoid cooperation place of the water between first shell 11 and second shell 12 is revealed
Leakproofness.
The above is only preferred embodiments of the present invention, are not intended to limit the implementation manners and the protection scope of the present invention.
The present invention also has on the basis of the above is implemented as follows mode:
In further embodiment of the present invention, continuing with shown in Figure 1, the other end of sewage pipe 3 and second shell 12
Between be folded with sealing ring 22.
In further embodiment of the present invention, gap 23 is formed between filter screen 2 and second shell 12.
In further embodiment of the present invention, third shell 24, third shell 24 are convexly equipped on the peripheral wall of second shell 12
Be inclined to set towards the direction of water inlet 7, third shell 24 is an integral structure with second shell 12, third shell 24 it is another
End is equipped with water outlet 8, and another pressure transmitter 5 is set on the side wall of third shell 24.Preferably, first shell 11, second shell
Body 12 and third shell 24 are casting.
In further embodiment of the present invention, the other end of filter screen 2 is welded with filter bottom 25, is welded with straight tube on filter bottom 25
26, straight tube 26 is threadedly coupled with sewage pipe 3.
In further embodiment of the present invention, filter screen 2, first shell 11, second shell 12 and third shell 24 are in
Tubular setting.
In further embodiment of the present invention, first shell 11, second shell 12, filter screen 2, filter bottom 25, straight tube 26, row
The center line of dirty pipe 3 is arranged coaxially.
In further embodiment of the present invention, filter screen 2 is arranged in wedge.Preferably, filter screen 2 is easy to rinse.
Preferably, one end of first shell 11, the other end of second shell 12 and third shell 24 are located at equal at water outlet 8
Equipped with flange 27.
Illustrate application method of the invention below:
Step S1: in normal operating conditions, the butterfly valve 4 in filter screen 2 is in the open state, the butterfly valve 4 in sewage pipe 3
It is in close state, water enters in filter screen 2 from water inlet 7, and big granule foreign is blocked in filter screen 2, and water passes through filtering
Net 2 enters in second shell 12, after from water outlet 8 enter water supply network, water flow is to as shown in the figure；
Step S2: it when two pressure transmitters 5 real-time monitor the pressure at water inlet 7 and water outlet 8, and feeds back to control
Unit 6.
Step S3: in full-automatic back washing working condition, when the pressure difference that two pressure transmitters 5 real-time monitor reaches
When initial set value, illustrate that filter screen 2 is cleaned, at this point, control unit 6 sends electric signal to two butterfly valves 4 respectively, makes
The butterfly valve 4 obtained in filter screen 2 is closed, and the butterfly valve 4 in sewage pipe 3 is opened；
Step S4: meeting is so that the filter screen between a butterfly valve 4 and sewage pipe 32 after the butterfly valve 4 in filter screen 2 is closed
Divide low outer high reverse differential pressure in being formed, a part of liquid is still able to satisfy normal water supply, and a part of liquid is from outside to inside to filtering
Net 2 is backwashed, and granule foreign etc. is discharged from sewage draining exit 9；
Step S5: after the completion of backwash, control unit 6 sends electric signal, so that the butterfly valve 4 in filter screen 2 is opened, blowdown
Butterfly valve in pipe 3 is closed, and normal operating conditions is restored to.
The present invention saves space accounting, reduces personnel and participates in, reduce the influence of human factor, improves the degree of automation.
The configuration of the present invention is simple, operation are easy, and entire backwash process is fully automated, and personnel's participation are not required to, to make
It is not affected by human factors, once the pressure difference that two pressure transmitters 5 monitor reaches initial set value, drives in control unit
Under dynamic, backwash operation can be carried out at any time, while the present invention is less prone to failure, even if generating failure, maintenance is also relatively simple
It is single.
The foregoing is merely preferred embodiments of the present invention, are not intended to limit embodiments of the present invention and protection model
It encloses, to those skilled in the art, should can appreciate that all with made by description of the invention and diagramatic content
Equivalent replacement and obviously change obtained scheme, should all be included within the scope of the present invention.
Claims (10)
1. a kind of full-automatic back washing y-type filter characterized by comprising
Filter body, one end of the filter body are equipped with water inlet, and the side wall of the filter body is equipped with water outlet
Mouthful；
Filter screen, the filter screen are set in the filter body, the one end and institute of the filter screen close to the water inlet
The inner circumferential for stating filter body abuts；
Sewage pipe, one end of the sewage pipe pass through the other end of the filter body, and the other end with the filter screen
It is connected, the other end of the sewage pipe is sewage draining exit；
Two butterfly valves, a butterfly valve are set in the filter screen, which is located at the water inlet and the water outlet
Between, the inner circumferential of the butterfly valve and the filter screen, which blocks, to be cooperated, and another butterfly valve is set in the sewage pipe, another
The inner circumferential of the butterfly valve and the sewage pipe, which blocks, to be cooperated；
Two pressure transmitters, two pressure transmitters are set on the peripheral wall of the filter body, a pressure inverting
Device is located at the water inlet, which is used to detect the pressure of the water inlet, another pressure
Transmitter is located at the water outlet, and another pressure transmitter is used to detect the pressure of the water outlet；
Control unit, described control unit are connect with two butterfly valves, the two pressure transmitter signals respectively.
2. full-automatic back washing y-type filter according to claim 1, which is characterized in that the filter body includes:
One end of first shell, the first shell is equipped with the water inlet, and the inner circumferential of the other end of the first shell is equipped with
The periphery of first boss, the other end of the first shell is equipped with the first fixed ear；
The inner circumferential of second shell, the end of one end of the second shell is equipped with second boss, one end of the second shell
Periphery is equipped with the second fixed ear, and first fixed ear is fixedly connected with second fixed ear by fastening screw, described
The periphery of one end of filter screen forms flange, and the flange, which supports, to be set between the first boss and the second boss.
3. full-automatic back washing y-type filter according to claim 2, which is characterized in that the first shell and described the
Rubber washer is equipped between two shells, the rubber washer includes:
First abutting part, has cooperatively formed annular groove in the end of one end of the second shell and the second boss, and described the
For one abutting portion in the annular groove, first abutting part supports the end and described the of the other end set on the first shell
Between the end of one end of two shells；
Third abutting part, the third abutting part, which supports, to be set between the first boss and the second boss；
Second abutting part, first abutting part, second abutting part and the third abutting part are sequentially connected, and described first
Step is formed between the end of the other end of shell and the first boss, second abutting part and first abutting part connect
The one end connect is protruded into the annular groove, one end that second abutting part is connect with the third abutting part and the step phase
It supports, the periphery of second abutting part and the inner circumferential of the step offset, inner circumferential and the flange of second abutting part
Periphery offsets.
4. full-automatic back washing y-type filter according to claim 2, which is characterized in that the sewage pipe and described second
Sealing ring is folded between the other end of shell.
5. full-automatic back washing y-type filter according to claim 2, which is characterized in that the filter screen and described second
Gap is formed between shell.
6. full-automatic back washing y-type filter according to claim 2, which is characterized in that on the peripheral wall of the second shell
It is convexly equipped with third shell, the direction of third shell towards the water inlet is inclined to set, the third shell and described the
Two shells are an integral structure, and the other end of the third shell is equipped with the water outlet, and another pressure transmitter is set to
On the side wall of the third shell.
7. full-automatic back washing y-type filter according to claim 6, which is characterized in that the other end of the filter screen welds
It is connected to filter bottom, straight tube is welded on the filter bottom, the straight tube is threadedly coupled with the sewage pipe.
8. full-automatic back washing y-type filter according to claim 7, which is characterized in that the filter screen, the first shell
Body, the second shell and the third shell are cylindrical in shape setting.
9. full-automatic back washing y-type filter according to claim 8, which is characterized in that the first shell, described second
Shell, the filter screen, the filter bottom, the straight tube, the sewage pipe center line be arranged coaxially.
10. full-automatic back washing y-type filter according to claim 8, which is characterized in that the filter screen is set in wedge
It sets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910761964.0A CN110478968A (en) | 2019-08-19 | 2019-08-19 | A kind of full-automatic back washing y-type filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910761964.0A CN110478968A (en) | 2019-08-19 | 2019-08-19 | A kind of full-automatic back washing y-type filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110478968A true CN110478968A (en) | 2019-11-22 |
Family
ID=68552034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910761964.0A Pending CN110478968A (en) | 2019-08-19 | 2019-08-19 | A kind of full-automatic back washing y-type filter |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115337695A (en) * | 2022-08-30 | 2022-11-15 | 奇力士（武汉）智慧水务科技有限公司 | Filtering device for water cooling circulation of frequency converter |
| WO2023102200A1 (en) * | 2021-12-03 | 2023-06-08 | Watts Regulator Co. | Piping apparatus for straining and method for same |
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