CN202802882U - Automatic back-purge system in multiple-cartridge filter device - Google Patents
Automatic back-purge system in multiple-cartridge filter device Download PDFInfo
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- CN202802882U CN202802882U CN 201220424311 CN201220424311U CN202802882U CN 202802882 U CN202802882 U CN 202802882U CN 201220424311 CN201220424311 CN 201220424311 CN 201220424311 U CN201220424311 U CN 201220424311U CN 202802882 U CN202802882 U CN 202802882U
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- filter
- fixed
- main shaft
- blow
- lower bearing
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Abstract
The utility model discloses an automatic back-purge system in a multiple-cartridge filter device. For the automatic back-purge system, a motor drives a main shaft to rotate; a lifting mechanism drives a rotating shaft to rise and fall; the main shaft is connected with a rotating arm and a blow-off pipe by a multi-way connecting base; the main shaft drives the rotating arm to rise and fall and rotate; the blow-off pipe is immobile; a suction nozzle capable of being hermetically connected with a water inlet formed in a separator is fixed on the upper port of the rotating arm; the end part of the blow-off pipe is connected with an electric blow-down valve or a pneumatic blow-down valve; and the control system controls the motor, the lifting mechanism and the electric blow-down valve or the pneumatic blow-down valve to act. The filter device adopting the automatic back-purge system is characterized in that other filter cartridges are capable of filtering continuously when one filter cartridge performs back purge, so that the water yielding quantity is not affected; the back-purge water flow magnitude is high so that the filter screens of the filter cartridges are cleaned cleanly and thoroughly; the back-purge effect is good, the back-purge frequency is low and the back-purge water is saved; the suction nozzle is separated from the separator during rotation, so that relative friction between the suction nozzle and the separator is avoided and the service life of the suction nozzle is prolonged; and the connection between all the parts is high in reliability and the sealing performance is good.
Description
Technical field
The utility model relates to the automatic backwash system in a kind of many filter cylinders filter.
Background technology
In fields such as metallurgy, electric power, oil, chemical industry, medicine, food, printing and dyeing, papermaking, urban water supply, central air-conditioning, river water cleaning, middle water treatment, agricultural irrigation, sewage disposals, filter plant is widely used in filtration and the separation process of the fluids such as water, emulsion in various lubricated, coolings, the production system, and at present a lot of enterprises use remains traditional filter plant.
The cartridge structure of traditional filter plant is to adopt superpose many filter element filterings structure of a plurality of different filter cores of single filter cylinder filtration or the inside mostly.Many filter element filterings equipment filters layer by layer, good filtration effect, but its filtration water yield is few, the aquifer yield of filter plant is little, easy to clean not after filter losing efficacy not only takes time and effort during cleaning, and wastes the more energy and water source, even the inefficacy because filter core is irreversible, multiplex in the filtration of meticulous a small amount of water.Single filter cylinder filter plant with the situation of above-mentioned many filter element filterings equipment equal volume under, it is larger to filter the water yield, and single net cartridge structure, in case strainer filtering lost efficacy, be easier to clean up, continue to use, according to the size of its filter screen hole, can be used on different occasions, its range of application is wider.The automatic backwash system is adopted in its backwash more, and during its work, water enters from entrance, discharges from outlet through filter cylinder, and impurity is trapped within the filter cylinder outer surface, and inlet outlet pressure differential increases.When pressure reduction reached setting value, automatic control system started backwashing system, and the electrically operated valve of sewage draining exit is opened, the filter cylinder rotation, and the backwash current from inside to outside wash when forwarding the soil pick-up groove to, and dirt is rinsed out, and discharge through sewage draining exit.Filter cylinder rotates a circle, and whole surface is cleaned.Backwash process finishes, the stall of blowoff valve disable motor.Still there is following shortcoming in its backwashing system: effect that (1) is anti-when cleaning is relatively poor, and stopping up needs artificial unloading's filter cylinder clean the labor intensive material resources when serious; (2) must stop filtration and just can carry out backwash, the filtration water yield is few, and production efficiency is low.
The utility model content
The purpose of this utility model solves the above-mentioned problems in the prior art exactly, automatic backwash system in a kind of many filter cylinders filter is provided, adopt the filter of this backwashing system, other filter cylinder continues to filter during a filter cylinder backwash, backwash effect is good, and the backwash frequency is low, saves backwashing water, suction nozzle separates with dividing plate during rotation, high, the good seal performance of connection reliability between its each parts.
For achieving the above object, technical solution of the present utility model is: the automatic backwash system in a kind of many filter cylinders filter, and it comprises motor, main shaft with reductor, leads to joint chair, one or more bent-tube boiler turning arm, suction nozzle, blow-off pipe, pneumatic sewage drain valve or electronic blowoff valve more, elevating mechanism, two pressure sensors and Back Washing Control System; Be arranged on many filter cylinders filter housing top with the motor of reductor and elevating mechanism, lead to joint chair, each turning arm is positioned at the filter cavity of resorption more; The gear engagement of the output gear of reductor and main shaft upper end, the output gear of reductor is thicker than mainshaft gear, and thickness difference is not less than the height that main shaft rises or falls; Motor with reductor is fixed on the filter housing; The upper end of main shaft is equipped with the elevating mechanism of control lifting spindle, main shaft passes through filter housing epicoele wall and dividing plate, the lower end is fixed on leads on the joint chair upper end open more, each turning arm lower port is separately fixed at leads on each middle sidewall opening of joint chair more, and with lead to joint chair more and be communicated with, upper port be fixed with dividing plate on the water inlet suction nozzle that can be tightly connected; Lead to that the joint chair lower ending opening is rotatable liftably to be fixed on the filter blow-off pipe upper port more, and be communicated with blow-off pipe; Blow-off pipe passes through and seals and is fixed on the housing cavity of resorption wall, and the end connects electronic blowoff valve or pneumatic sewage drain valve; What two pressure sensors were installed in respectively filter enters sewage mouth and pure water inlet place, its information output is connected on the Back Washing Control System, and the output of Back Washing Control System is connected on motor, electronic blowoff valve or the pneumatic sewage drain valve, the control end of elevating mechanism.
The syndeton of leading to joint chair and main shaft, each bent-tube boiler turning arm and blow-off pipe described above is more: described main shaft lower end has been bolted ring flange, lead to the joint chair upper port more and be welded with ring flange, the edge of two ring flanges is fixed together by bolt, nut and pad; Each turning arm lower port is welded on leads on each middle sidewall opening of joint chair more; Lead to the joint chair lower port more and be welded with ring flange, there is the convex edge that is complementary with the flange plate structure that leads to the joint chair lower port seal upper end more, seal with lead to the joint chair lower port more and be bolted together, the lower surface of convex edge, seal upper end is welded with guide pillar, seal lower end overcoat rotating ring; The inner convex platform of rotating ring lower end is connected in the fixed ring groove of filter blow-off pipe upper port, outer lug boss has the guide pillar hole that is complementary with guide pillar, guide pillar is positioned at the guide pillar hole, cover has spring on the guide pillar between the convex edge of seal upper end and the outer lug boss of rotating ring lower end, corresponding seal groove is arranged respectively on seal and the rotating ring, be crimped with sealing ring in the seal groove.
The structure that suction nozzle described above is fixed on the turning arm upper port is: the turning arm upper port has a ring flange, and there is a ring flange suction nozzle lower end, and suction nozzle is bolted by ring flange with turning arm is in the same place; The outer rim crimping of suction nozzle upper end also is adhesively fixed with a circle upper end and is the fluorubber mouth of umbrella shape.
Elevating mechanism described above comprises upper and lower bearing assembly, symmetrical cam and cylinder; Upper and lower bearing assembly overcoat is fixed on the holder of filter housing upper end, and upper and lower bearing assembly inner sleeve has spindle hole; Main shaft is positioned at upper and lower bearing assembly inner sleeve spindle hole, and is fixed together with upper and lower bearing assembly inner sleeve; Cam is symmetrically distributed in the both sides of main shaft, it is positioned at lower bearing component and puts the cam hole that has outward, and be hinged on the lower bearing component overcoat wall by bearing pin, one end of its off-centre is fixed on the cylinder piston rod that passes through the lower bearing component overcoat wall, the cylinder symmetry is fixed on the cylinder holder of filter housing upper end, and the action of cylinder is controlled by control system.
Because the utility model adopted such scheme, it has the following advantages: it is low 1, automatically to identify pressure reduction, automatic backwash, automatic pollution discharge, operating cost.When 2, one of them cartridge filter independent back flushing was washed, other cartridge filter continuous operation did not affect the water outlet water yield.3, the backwashing water intensity of flow is large, and the filter gauze cleaning of cartridge filter gets cleaner thorough, makes filter cartridge efficient high, and the backwash frequency is low.4, elevating mechanism can move up and down by the driven rotary arm, and when main shaft rotated, the suction nozzle of turning arm and water inlet broke away from, and have avoided the relative friction of suction nozzle with dividing plate, have prolonged the life-span of suction nozzle, have stopped the equipment fault that causes thus.5, Back Washing Control System perfect in shape and function, simple and reliable.Electronic or pneumatic sewage drain valve is just opened when blowdown, then closes during not blowdown, thereby has effectively saved water, has saved water resource.
Description of drawings
Fig. 1 is that the utility model is installed in the mounting structure schematic diagram in a kind of many filter cylinders filter;
Fig. 2 is the syndeton schematic diagram of four-way Connection Block and main shaft, turning arm and blow-off pipe in the utility model;
Fig. 3 is the syndeton schematic diagram of turning arm and suction nozzle in the utility model;
Fig. 4 is the syndeton main sectional view of lower bearing component and cam in the elevating mechanism in the utility model;
Fig. 5 is the syndeton top view of lower bearing component and cam in the elevating mechanism in the utility model.
The specific embodiment
Such as Fig. 1, Fig. 2, Fig. 3, Fig. 4 and shown in Figure 5, present embodiment comprises motor 1 with reductor, main shaft 2, four-way Connection Block 12, two bent-tube boiler turning arms 11,17, suction nozzle 20, blow-off pipe 16, pneumatic sewage drain valve 13, elevating mechanism, two pressure sensors 29,30 and Back Washing Control System.Motor 1 and elevating mechanism with reductor are arranged on many filter cylinders filter housing 21 tops, and four-way Connection Block 12, two turning arms 11,17 are positioned at cavity of resorption.The gear engagement of the output gear of reductor and main shaft 2 upper ends, the output gear of reductor is thicker than mainshaft gear, and thickness difference is not less than the height that main shaft rises or falls.Motor 1 with reductor is fixed on the filter housing 21.The upper end of main shaft 2 is equipped with the elevating mechanism of control lifting spindle.Elevating mechanism comprises upper and lower bearing assembly, symmetrical cam 24 and cylinder 6.Upper and lower bearing assembly overcoat 4,23 is bolted on the holder 22 of filter housing 21 upper ends, and upper and lower bearing assembly inner sleeve 25,31 has spindle hole 10.Main shaft 2 is positioned at upper and lower bearing assembly inner sleeve 25,31 spindle holes 10, and is fixed together with upper and lower bearing assembly 25,31 inner sleeves.Cam 24 is symmetrically distributed in the both sides of main shaft 2, it is positioned at the cam hole 8 that has on the lower bearing component overcoat 23, and be hinged on lower bearing component overcoat 23 walls by bearing pin 3, one end of its off-centre is fixed on the cylinder piston rod 5 that passes through the lower bearing component overcoat wall, cylinder 6 symmetries are fixed on the cylinder holder of housing 21 upper ends, and the action of cylinder 6 is controlled by control system.18 is ball.Cam 24 crouches at ordinary times, and main shaft 2 is in extreme lower position, and when cam 24 was holded up, main shaft 2 was in the extreme higher position.Main shaft 2 passes through filter housing 21 epicoele walls and dividing plate 27, and the lower end is fixed with ring flange 32 by bolt 33, and four-way Connection Block upper port 48 is welded with ring flange 46, two ring flanges 32,46 edge is fixed together by bolt, nut 47 and pad.Two turning arms 17,11 lower port are welded on each middle sidewall opening 45,35 of four-way Connection Block, and are communicated with four-way Connection Block 12.Four-way Connection Block lower port 36 is welded with ring flange 43, the convex edge 34 that seal 42 upper ends have the ring flange 43 with four-way Connection Block lower port to be complementary, seal 42 is fixed together by bolt 44 with four-way Connection Block lower port, the lower surface of convex edge, seal 42 upper end is welded with guide pillar 40, seal 42 lower end overcoat rotating rings 38.The inner convex platform of rotating ring 38 lower ends is connected in fixed ring 39 grooves of filter blow-off pipe 16 upper port, outer lug boss has the guide pillar hole that is complementary with guide pillar 40, guide pillar 40 is positioned at the guide pillar hole, cover has spring 41 on the guide pillar 40 between the outer lug boss of the convex edge of seal 42 upper ends and rotating ring 38 lower ends, corresponding seal groove is arranged respectively on seal 42 and the rotating ring 38, be crimped with sealing ring 37 in the seal groove.Two turning arms 17,11 upper port be fixed with dividing plate on water inlet 28 suction nozzle 20 that can be tightly connected, its fixed structure is: turning arm 17 or 11 upper port have a ring flange 49, there is a ring flange 50 suction nozzle 20 lower ends, and suction nozzle 20 is bolted by ring flange 50,49 with turning arm 17 or 11 is in the same place; Suction nozzle 20 upper end outer rim crimping also are adhesively fixed with a circle upper end and are the fluorubber mouth 7 of umbrella shape.Blow-off pipe 16 passes through and seals and is fixed on the filter housing 21 cavity of resorption walls, and the end connects pneumatic sewage drain valve 13.What two pressure sensors 29,30 were installed in respectively filter enters sewage mouth 19 and pure water inlet 9 places, its information output is connected on the Back Washing Control System, and the output of Back Washing Control System is connected on motor 1, the pneumatic sewage drain valve 13, the control end of cylinder 6.
Above-described embodiment only is preferred and exemplary, and those skilled in the art for example can adopt other structure to realize this patent according to the description of this patent, such as turning arm one, three or other number; Elevating mechanism adopts as long as guarantee and only makes lifting spindle and non-rotary other structure; Lead to other syndeton of joint chair and main shaft, turning arm and blow-off pipe etc., it is all covered by the protection domain of this patent more.
Claims (5)
1. the automatic backwash system in the filter cylinder filter more than a kind is characterized in that: it comprises motor, main shaft with reductor, leads to joint chair, one or more bent-tube boiler turning arm, suction nozzle, blow-off pipe, pneumatic sewage drain valve or electronic blowoff valve more, elevating mechanism, two pressure sensors and Back Washing Control System; Be arranged on many filter cylinders filter housing top with the motor of reductor and elevating mechanism, lead to joint chair, each turning arm is positioned at the filter cavity of resorption more; The gear engagement of the output gear of reductor and main shaft upper end, the output gear of reductor is thicker than mainshaft gear, and thickness difference is not less than the height that main shaft rises or falls; Motor with reductor is fixed on the filter housing; The upper end of main shaft is equipped with the elevating mechanism of control lifting spindle, main shaft passes through filter housing epicoele wall and dividing plate, the lower end is fixed on leads on the joint chair upper end open more, each turning arm lower port is separately fixed at leads on each middle sidewall opening of joint chair more, and with lead to joint chair more and be communicated with, upper port be fixed with dividing plate on the water inlet suction nozzle that can be tightly connected; Lead to that the joint chair lower ending opening is rotatable liftably to be fixed on the filter blow-off pipe upper port more, and be communicated with blow-off pipe; Blow-off pipe passes through and seals and is fixed on the housing cavity of resorption wall, and the end connects electronic blowoff valve or pneumatic sewage drain valve; What two pressure sensors were installed in respectively filter enters sewage mouth and pure water inlet place, its information output is connected on the Back Washing Control System, and the output of Back Washing Control System is connected on motor, electronic blowoff valve or the pneumatic sewage drain valve, the control end of elevating mechanism.
2. the automatic backwash system in many filter cylinders filter according to claim 1, it is characterized in that: the described syndetons of leading to joint chair and main shaft, each bent-tube boiler turning arm and blow-off pipe are more: described main shaft lower end has been bolted ring flange, lead to the joint chair upper port more and be welded with ring flange, the edge of two ring flanges is fixed together by bolt, nut and pad; Each turning arm lower port is welded on leads on each middle sidewall opening of joint chair more; Lead to the joint chair lower port more and be welded with ring flange, there is the convex edge that is complementary with the flange plate structure that leads to the joint chair lower port seal upper end more, seal with lead to the joint chair lower port more and be bolted together, the lower surface of convex edge, seal upper end is welded with guide pillar, seal lower end overcoat rotating ring; The inner convex platform of rotating ring lower end is connected in the fixed ring groove of filter blow-off pipe upper port, outer lug boss has the guide pillar hole that is complementary with guide pillar, guide pillar is positioned at the guide pillar hole, cover has spring on the guide pillar between the convex edge of seal upper end and the outer lug boss of rotating ring lower end, corresponding seal groove is arranged respectively on seal and the rotating ring, be crimped with sealing ring in the seal groove.
3. according to claim 1 or the automatic backwash system in 2 described many filter cylinders filters, it is characterized in that: the structure that described suction nozzle is fixed on the turning arm upper port is: the turning arm upper port has a ring flange, there is a ring flange suction nozzle lower end, and suction nozzle is bolted by ring flange with turning arm is in the same place; The outer rim crimping of suction nozzle upper end also is adhesively fixed with a circle upper end and is the fluorubber mouth of umbrella shape.
4. the automatic backwash system in many filter cylinders filter according to claim 3 is characterized in that: described elevating mechanism comprises upper and lower bearing assembly, symmetrical cam and cylinder; Upper and lower bearing assembly overcoat is fixed on the holder of filter housing upper end, and upper and lower bearing assembly inner sleeve has spindle hole; Main shaft is positioned at upper and lower bearing assembly inner sleeve spindle hole, and is fixed together with upper and lower bearing assembly inner sleeve; Cam is symmetrically distributed in the both sides of main shaft, it is positioned at lower bearing component and puts the cam hole that has outward, and be hinged on the lower bearing component overcoat wall by bearing pin, one end of its off-centre is fixed on the cylinder piston rod that passes through the lower bearing component overcoat wall, the cylinder symmetry is fixed on the cylinder holder of filter housing upper end, and the action of cylinder is controlled by control system.
5. it is characterized in that according to claim 1 or the automatic backwash system in 2 described many filter cylinders filters: described elevating mechanism comprises upper and lower bearing assembly, symmetrical cam and cylinder; Upper and lower bearing assembly overcoat is fixed on the holder of filter housing upper end, and upper and lower bearing assembly inner sleeve has spindle hole; Main shaft is positioned at upper and lower bearing assembly inner sleeve spindle hole, and is fixed together with upper and lower bearing assembly inner sleeve; Cam is symmetrically distributed in the both sides of main shaft, it is positioned at lower bearing component and puts the cam hole that has outward, and be hinged on the lower bearing component overcoat wall by bearing pin, one end of its off-centre is fixed on the cylinder piston rod that passes through the lower bearing component overcoat wall, the cylinder symmetry is fixed on the cylinder holder of filter housing upper end, and the action of cylinder is controlled by control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220424311 CN202802882U (en) | 2012-08-26 | 2012-08-26 | Automatic back-purge system in multiple-cartridge filter device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220424311 CN202802882U (en) | 2012-08-26 | 2012-08-26 | Automatic back-purge system in multiple-cartridge filter device |
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| Publication Number | Publication Date |
|---|---|
| CN202802882U true CN202802882U (en) | 2013-03-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220424311 Withdrawn - After Issue CN202802882U (en) | 2012-08-26 | 2012-08-26 | Automatic back-purge system in multiple-cartridge filter device |
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| CN (1) | CN202802882U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102784504A (en) * | 2012-08-26 | 2012-11-21 | 河北北洋水处理设备有限公司 | Automatic backwashing system in filtering device with multi filter drums |
-
2012
- 2012-08-26 CN CN 201220424311 patent/CN202802882U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102784504A (en) * | 2012-08-26 | 2012-11-21 | 河北北洋水处理设备有限公司 | Automatic backwashing system in filtering device with multi filter drums |
| CN102784504B (en) * | 2012-08-26 | 2014-07-02 | 河北北洋水处理设备有限公司 | Automatic backwashing system in filtering device with multi filter drums |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130320 Effective date of abandoning: 20140702 |
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| RGAV | Abandon patent right to avoid regrant |