CN204637689U - Filter back washing control system - Google Patents
Filter back washing control system Download PDFInfo
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- CN204637689U CN204637689U CN201520252733.4U CN201520252733U CN204637689U CN 204637689 U CN204637689 U CN 204637689U CN 201520252733 U CN201520252733 U CN 201520252733U CN 204637689 U CN204637689 U CN 204637689U
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- backwash
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Abstract
The utility model belongs to control system technical field, especially relates to a kind of filter back washing control system.This filter back washing control system comprises water pump and air pump, water pump is connected with backwash water inlet pipe, backwash water inlet pipe is provided with water intaking valve, water intaking valve is connected with controlling organization, controlling organization is connected with water pump, air pump is connected with backwash air inlet pipe, backwash air inlet pipe is provided with intake valve, intake valve and controlling organization, air pump is connected with controlling organization, backwash water inlet pipe and backwash air inlet pipe interval arrange and the two upper end is filtering layer, the storage area being positioned at filtering layer upper end is provided with liquid level gauge, liquid level gauge is connected with controlling organization, controlling organization is connected with the draining valve be located on drainpipe, the lower end of filtering layer is rinsing area, downforce meter is provided with in rinsing area, pressure gauge is provided with in storage area, upper pressure gauge is not connected with controlling organization with downforce score.Advantage is: framework is reasonable, and structure is simple.
Description
Technical field
The utility model belongs to control system technical field, especially relates to a kind of filter back washing control system.
Background technology
Filter back washing is the operating process that the reverse flow normally working adopted for recovering filter tank rinses filtering layer.After filtering ponds work a period of time, because the pollutant be trapped penetrates filtering layer, make water quality control breakdown, or increase to the resistance exceeding maximum permission due to filtering layer filtration resistance, need to utilize reverse flow to rinse filter course, thus filtering layer is regenerated, normal work is restarted in filter tank.Be all Artificial Control backwash process in prior art, and there is no a kind of control system that automatically can control backwash process.
In order to improve prior art, people have carried out long-term exploration, propose various solution.Such as, Chinese patent literature discloses a kind of double parameter automatic control backwashing system for filter tank [application number: CN93119448.2], comprise filter tank, pipeline, motor-driven valve and Waterhead loss instrument, it is characterized in that: on this filter tank, be furnished with turbidity cruising inspection system, by the controller of the loss of flood peak and the two-parameter control filter back washing of turbidity.
Although such scheme to some extent solves the deficiencies in the prior art, can not control air-water backwashing process, global design is reasonable not enough, poor practicability.
Utility model content
The purpose of this utility model is for the problems referred to above, provides a kind of structure simple, the rational filter back washing control system of framework.
For achieving the above object, the utility model have employed following technical proposal: this filter back washing control system, comprise water pump and air pump, described water pump is connected with backwash water inlet pipe, described backwash water inlet pipe is provided with water intaking valve, described water intaking valve with can control the controlling organization that water intaking valve opens and closes and be connected, described controlling organization is connected with water pump and can controls the break-make of water pump, described air pump is connected with backwash air inlet pipe, described backwash air inlet pipe is provided with intake valve, described intake valve and controlling organization and controlling organization can control inlet open and cut out, described air pump is connected with controlling organization and controlling organization can control the break-make of air pump, backwash water inlet pipe and backwash air inlet pipe interval arrange and the two upper end is filtering layer, the storage area being positioned at filtering layer upper end is provided with liquid level gauge, described liquid level gauge is connected with controlling organization, described controlling organization is connected with the draining valve be located on drainpipe, and when the liquid level that liquid level gauge detects is opened higher than controlling mechanism controls draining valve during setting value, the lower end of described filtering layer is rinsing area, the downforce meter can measuring pressure in rinsing area is provided with in described rinsing area, the upper pressure gauge can measuring pressure in storage area is provided with in described storage area, described upper pressure gauge is not connected with controlling organization with downforce score, and control mechanism controls draining valve when the difference of the pressure that upper pressure gauge and downforce meter detect is greater than setting value and open.First control draining valve by controlling organization to open, water is flowed out from drainpipe, and the water level in filter tank is reduced to wash water groove top, then controlling organization controls air pump startup, open intake valve simultaneously, carry out air purge, then controlling organization controls starting mode of pump, open water intaking valve simultaneously, carry out air-water mixture, last controlling organization controls intake valve and cuts out, and now water intaking valve is in open mode, carry out single washing.Liquid level gauge is for detecting the liquid level of storage area, can detect according to liquid level gauge the discharge that data determine storage area water during backwash, upper pressure gauge and downforce meter, for detecting the pressure between storage area and rinsing area, avoid pressure difference therebetween excessive, are beneficial to the bubble that formation is larger when air purge or air-water mixture, be beneficial to the squeezing action to filtering layer, namely improve and loosen effect and shearing force, be beneficial to raising developing result, global design is reasonable, structure is simple, practical.
In above-mentioned filter back washing control system, described controlling organization is connected with input module, and described input module comprises air purge time enter key, air water shuffles time enter key, washing time enter key, level set key and pressure difference setting key.Input module is beneficial to the input of setting value.
In above-mentioned filter back washing control system, described controlling organization is connected with display screen, described display screen is provided with air purge time showing district, air water shuffles time showing district, washing time viewing area, liquid level viewing area and pressure difference viewing area.Display screen is beneficial to the observation of data.
In above-mentioned filter back washing control system, described filtering layer lower end is provided with the support plate be connected with rinse bath side walls, described support plate is connected with driving the longitudinal driving mechanism of support plate longitudinal sliding motion, described longitudinal driving mechanism is connected with controlling organization, and controls mechanism controls longitudinal driving mechanism when the difference of the pressure that upper pressure gauge and downforce meter detect is greater than setting value and drive support plate to move up.When support plate moves, the pressure difference between storage area and rinsing area diminishes, and is beneficial to the bubble that formation is larger when air purge or air-water mixture, is beneficial to the squeezing action to filtering layer, be beneficial to raising developing result.
Compared with prior art, the advantage of this filter back washing control system is: first, control draining valve by controlling organization to open, water is flowed out from drainpipe, the water level in filter tank is reduced to wash water groove top, and then controlling organization controls air pump startup, opens intake valve simultaneously, carry out air purge, then controlling organization controls starting mode of pump, opens water intaking valve simultaneously, carries out air-water mixture, last controlling organization controls intake valve and cuts out, now water intaking valve is in open mode, carries out single washing, Automatic Control, automaticity is high, has saved manpower.
The second, liquid level gauge, for detecting the liquid level of storage area, can detect according to liquid level gauge the discharge that data determine storage area water during backwash.
3rd, upper pressure gauge and downforce meter are for detecting the pressure between storage area and rinsing area, avoid pressure difference therebetween excessive, be beneficial to the bubble that formation is larger when air purge or air-water mixture, be beneficial to the squeezing action to filtering layer, namely improve and loosen effect and shearing force, be beneficial to raising developing result, global design is reasonable, and structure is simple, practical.
4th, input module is beneficial to the input of setting value, and display screen is beneficial to the observation of data.
5th, when support plate moves, the pressure difference between storage area and rinsing area diminishes, and is beneficial to the bubble that formation is larger when air purge or air-water mixture, is beneficial to the squeezing action to filtering layer, be beneficial to raising developing result.
Accompanying drawing explanation
Fig. 1 is the structured flowchart that the utility model provides.
Fig. 2 is the structural representation that the utility model provides.
Fig. 3 is the structural representation of the input module that the utility model provides.
Fig. 4 is the structural representation of the display screen that the utility model provides.
In figure, water pump 1, air pump 2, backwash water inlet pipe 3, water intaking valve 4, controlling organization 5, backwash air inlet pipe 7, intake valve 8, filtering layer 9, storage area 10, liquid level gauge 11, drainpipe 12, draining valve 13, rinsing area 14, downforce meter 15, upper pressure gauge 16, input module 17, air purge time enter key 18, air water shuffles time enter key 19, washing time enter key 20, level set key 21, pressure difference setting key 22, display screen 23, air purge time showing district 24, air water shuffles time showing district 25, washing time viewing area 26, liquid level viewing area 27, pressure difference viewing area 28, rinse bath 29, support plate 30, longitudinal driving mechanism 31.
Detailed description of the invention
Embodiment
As Figure 1-4, this filter back washing control system comprises water pump 1 and air pump 2, water pump 1 is connected with backwash water inlet pipe 3, backwash water inlet pipe 3 is provided with water intaking valve 4, water intaking valve 4 with can control the controlling organization 5 that water intaking valve 4 opens and closes and be connected, controlling organization 5 is connected with water pump 1 and can controls the break-make of water pump 1, air pump 2 is connected with backwash air inlet pipe 7, backwash air inlet pipe 7 is provided with intake valve 8, intake valve 8 is with controlling organization 5 and controlling organization 5 can control intake valve 8 opens and closes, air pump 2 is connected with controlling organization 5 and controlling organization 5 can control the break-make of air pump 2, backwash water inlet pipe 3 and backwash air inlet pipe 7 interval arrange and the two upper end is filtering layer 9, the storage area 10 being positioned at filtering layer 9 upper end is provided with liquid level gauge 11, liquid level gauge 11 is connected with controlling organization 5, controlling organization 5 is connected with the draining valve 13 be located on drainpipe 12, and open when the liquid level that liquid level gauge 11 detects controls draining valve 13 higher than controlling organization during setting value 5, the lower end of filtering layer 9 is rinsing area 14, the downforce meter 15 can measuring pressure in rinsing area 14 is provided with in rinsing area 14, the upper pressure gauge 16 can measuring pressure in storage area 10 is provided with in storage area 10, upper pressure gauge 16 is connected with controlling organization 5 respectively with downforce meter 15, and controlling organization 5 controls draining valve 13 and opens when the difference of the pressure that upper pressure gauge 16 and downforce meter 15 detect is greater than setting value.First control draining valve 13 by controlling organization 5 to open, water is flowed out from drainpipe 12, the water level in filter tank is reduced to wash water groove top, and then controlling organization 5 controls air pump 2 and starts, and open intake valve 8 simultaneously, carry out air purge, its intensity is generally 15-25L/m
2s, lasts 2-4min; Then controlling organization 5 controls water pump 1 and starts, and open water intaking valve 4 simultaneously, carry out air-water mixture, air purge intensity is 8-16L/m
2s, washing intensity is 5-8L/m
2s, lasts 3-5min; Last controlling organization 5 controls intake valve 8 and cuts out, and now water intaking valve 4 is in open mode, carries out single washing, and intensity is 10-15L/m
2s, lasts 5-8min.Liquid level gauge 11 is for detecting the liquid level of storage area 10, can detect according to liquid level gauge 11 discharge that data determine storage area 10 water during backwash, upper pressure gauge 16 and downforce meter 15 are for detecting the pressure between storage area 10 and rinsing area 14, avoid pressure difference therebetween excessive, be beneficial to the bubble that formation is larger when air purge or air-water mixture, be beneficial to the squeezing action to filtering layer 9, namely improve and loosen effect and shearing force, be beneficial to raising developing result, global design is reasonable, structure is simple, practical.
Wherein, controlling organization 5 is connected with input module 17, input module 17 comprises air purge time enter key 18, air water shuffles time enter key 19, washing time enter key 20, level set key 21 and pressure difference setting key 22, and input module 17 is beneficial to the input of setting value.Controlling organization 5 is connected with display screen 23, display screen 23 is provided with air purge time showing district 24, air water shuffles time showing district 25, washing time viewing area 26, liquid level viewing area 27 and pressure difference viewing area 28, display screen 23 is beneficial to the observation of data.Improve as one, filtering layer 9 lower end is provided with the support plate 30 be connected with rinse bath 29 side walls, support plate 30 is connected with driving the longitudinal driving mechanism 31 of support plate 30 longitudinal sliding motion, longitudinal driving mechanism 31 is connected with controlling organization 5, and controlling organization 5 controls longitudinal driving mechanism 31 and drives support plate 30 to move up when the difference of the pressure that upper pressure gauge 16 and downforce meter 15 detect is greater than setting value, when support plate 30 moves, pressure difference between storage area 10 and rinsing area 14 diminishes, be beneficial to the bubble that formation is larger when air purge or air-water mixture, be beneficial to the squeezing action to filtering layer 9, be beneficial to raising developing result.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Although more employ water pump 1 herein, air pump 2, backwash water inlet pipe 3, water intaking valve 4, controlling organization 5, backwash air inlet pipe 7, intake valve 8, filtering layer 9, storage area 10, liquid level gauge 11, drainpipe 12, draining valve 13, rinsing area 14, downforce meter 15, upper pressure gauge 16, input module 17, air purge time enter key 18, air water shuffles time enter key 19, washing time enter key 20, level set key 21, pressure difference setting key 22, display screen 23, air purge time showing district 24, air water shuffles time showing district 25, washing time viewing area 26, liquid level viewing area 27, pressure difference viewing area 28, rinse bath 29, support plate 30, term such as longitudinal driving mechanism 31 grade, but do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present utility model more easily; The restriction that they are construed to any one additional is all contrary with the utility model spirit.
Claims (4)
1. a filter back washing control system, it is characterized in that, comprise water pump (1) and air pump (2), described water pump (1) is connected with backwash water inlet pipe (3), described backwash water inlet pipe (3) is provided with water intaking valve (4), described water intaking valve (4) with can control the controlling organization (5) that water intaking valve (4) opens and closes and be connected, described controlling organization (5) is connected with water pump (1) and can controls the break-make of water pump (1), described air pump (2) is connected with backwash air inlet pipe (7), described backwash air inlet pipe (7) is provided with intake valve (8), described intake valve (8) and controlling organization (5) and controlling organization (5) can control intake valve (8) opens and closes, described air pump (2) is connected with controlling organization (5) and controlling organization (5) can control the break-make of air pump (2), backwash water inlet pipe (3) and backwash air inlet pipe (7) interval arrange and the two upper end is filtering layer (9), the storage area (10) being positioned at filtering layer (9) upper end is provided with liquid level gauge (11), described liquid level gauge (11) is connected with controlling organization (5), described controlling organization (5) is connected with the draining valve (13) be located on drainpipe (12), and the liquid level detected when liquid level gauge (11) controls draining valve (13) higher than controlling organization during setting value (5) opens, the lower end of described filtering layer (9) is rinsing area (14), the downforce meter (15) can measuring rinsing area (14) interior pressure is provided with in described rinsing area (14), the upper pressure gauge (16) can measuring storage area (10) interior pressure is provided with in described storage area (10), described upper pressure gauge (16) is connected with controlling organization (5) respectively with downforce meter (15), and controlling organization (5) controls draining valve (13) and opens when the difference of the pressure that upper pressure gauge (16) and downforce meter (15) detect is greater than setting value.
2. filter back washing control system according to claim 1, it is characterized in that, described controlling organization (5) is connected with input module (17), and described input module (17) comprises air purge time enter key (18), air water shuffles time enter key (19), washing time enter key (20), level set key (21) and pressure difference setting key (22).
3. filter back washing control system according to claim 2, it is characterized in that, described controlling organization (5) is connected with display screen (23), and described display screen (23) is provided with air purge time showing district (24), air water shuffles time showing district (25), washing time viewing area (26), liquid level viewing area (27) and pressure difference viewing area (28).
4. filter back washing control system according to claim 3, it is characterized in that, described filtering layer (9) lower end is provided with the support plate (30) be connected with rinse bath (29) side walls, described support plate (30) is connected with driving the longitudinal driving mechanism (31) of support plate (30) longitudinal sliding motion, described longitudinal driving mechanism (31) is connected with controlling organization (5), and controlling organization (5) controls longitudinal driving mechanism (31) and drives support plate (30) to move up when the difference of the pressure that upper pressure gauge (16) and downforce meter (15) detect is greater than setting value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520252733.4U CN204637689U (en) | 2015-04-23 | 2015-04-23 | Filter back washing control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520252733.4U CN204637689U (en) | 2015-04-23 | 2015-04-23 | Filter back washing control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204637689U true CN204637689U (en) | 2015-09-16 |
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ID=54090466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520252733.4U Expired - Fee Related CN204637689U (en) | 2015-04-23 | 2015-04-23 | Filter back washing control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204637689U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108107829A (en) * | 2017-12-20 | 2018-06-01 | 武汉科迪智能环境股份有限公司 | Intelligent filter cell rinse control system |
| CN114533200A (en) * | 2022-03-24 | 2022-05-27 | 王静静 | Nephrology department calculus removing flusher |
-
2015
- 2015-04-23 CN CN201520252733.4U patent/CN204637689U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108107829A (en) * | 2017-12-20 | 2018-06-01 | 武汉科迪智能环境股份有限公司 | Intelligent filter cell rinse control system |
| CN114533200A (en) * | 2022-03-24 | 2022-05-27 | 王静静 | Nephrology department calculus removing flusher |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150916 |