CN202237468U - Valveless automatic sewage filter - Google Patents
Valveless automatic sewage filter Download PDFInfo
- Publication number
- CN202237468U CN202237468U CN2011203339245U CN201120333924U CN202237468U CN 202237468 U CN202237468 U CN 202237468U CN 2011203339245 U CN2011203339245 U CN 2011203339245U CN 201120333924 U CN201120333924 U CN 201120333924U CN 202237468 U CN202237468 U CN 202237468U
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- Prior art keywords
- filter
- sewage
- chamber
- valveless
- pollution discharge
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Abstract
The utility model discloses a valveless automatic sewage filter. The filter comprises a shell, wherein a PLC (programmable logic controller) control cabinet is fixed on the outer wall of the shell; a pre-filter water inlet chamber, a post-filter water purification chamber and a sewage chamber which are communicated sequentially are arranged in the shell from the bottom to the top; and a hydraulic cylinder is fixed on the upper part of the sewage chamber. The valveless automatic sewage filter of the utility model can meet requirements to a more continuously running system due to the fact that a piston rod of the hydraulic cylinder is adopted to drive opening or closing of a sewage port, so that the automatic degree and sewage efficiency of the automatic sewage filter can be remarkably improved. The valveless automatic sewage filter has the advantages of low operation cost, simple structure, convenience and practicality.
Description
Technical field
The utility model relates to a kind of drain filter, relates in particular to a kind of valveless formula automatic pollution discharge filter.
Background technology
The automatic pollution discharge filter is being used in fields such as metallurgy, oil electric power, city water widely and is being used, such as industrial wastewater, and filtration of recirculated water or the like, it is the filter of a kind of advanced person, efficient and easy-operating full-automatic action.Automatic pollution discharge filter of the prior art generally is made up of unit constructions such as housing, polynary filter core, backwash mechanism, electric cabinet, differential pressure controllers.Housing is divided into upper and lower two chambers usually, and a plurality of filter cores through being provided with in the epicoele can reach the effect that makes full use of filter space, and the volume of whole blowdown automatic filter has also significantly been dwindled in such design.Its operation principle is that liquid such as sewage at first get into the chamber of filter bottom through water inlet, get within the filter core through the dividing plate hole then; Make and be trapped greater than the impurity of crossing the filter core slit; Clean liquid passes the slit and arrives epicoele, sees off from outlet at last, thereby reaches the purpose that blowdown is filtered.But these drain filters of the prior art generally all have valve, and it can not satisfy the service requirement of continuous operation, the demanding system of automaticity.
The utility model content
The utility model provides a kind of valveless formula automatic pollution discharge filter, go for requiring using in continuous operation, the demanding system of automation, and have reasonable in design, the advantage that filter efficiency is high, simple in structure, convenient and practical.
Be above-mentioned purpose, the technical scheme that the utility model provides is:
A kind of valveless formula automatic pollution discharge filter wherein, comprises housing; On the outer wall of said housing, be installed with a PLC control cabinet, in said housing, be provided with intake chamber before the filter that is connected successively from bottom to up, filter back water purifying chamber and blowdown chamber; Top, said blowdown chamber is installed with a liquid cylinder, and intake chamber is provided with a water inlet before the said filter, and water purifying chamber is provided with a delivery port after the said filter; The center is provided with a filter core, on vertical direction, is provided with a sewage suction device at the middle part of said filter core, and said blowdown chamber is provided with a sewage draining exit; Said sewage draining exit has a capping, and the tail end of the piston rod of said liquid cylinder is connected with said capping, and it is indoor that an impeller is installed in said blowdown; Its lower end is connected with the upper end of said sewage suction device; Its upper end is connected with said piston rod, and said PLC device is connected with a said liquid cylinder and a pressure difference switch respectively, and said pressure difference switch also is connected with said delivery port and said water inlet respectively.
Above-mentioned valveless formula automatic pollution discharge filter, wherein, said sewage suction device comprises a connecting axle, said connecting axle hollow is provided with the dirt sucking device that is connected with said connecting axle inside successively on said connecting axle.
Above-mentioned valveless formula automatic pollution discharge filter, wherein, described dirt sucking device is a flat suction nozzle dirt sucking device.
Above-mentioned valveless formula automatic pollution discharge filter, wherein, two adjacent said dirt sucking devices are 180 degree and are staggered.
A kind of valveless formula automatic pollution discharge filter of the utility model; Because it adopts the piston rod of liquid cylinder to drive the unlatching of sewage draining exit or closes; Go for more the requirement of the system of operation continuously, significantly improved automatic pollution discharge and filtered its automaticity and contaminant removal effectiveness, and operating cost is low; Simple in structure, convenient and practical.
Description of drawings
Fig. 1 is the front view according to a kind of valveless formula automatic pollution discharge filter of the utility model;
Fig. 2 is the cross-sectional view according to a kind of valveless formula automatic pollution discharge filter of the utility model.
The specific embodiment
Be further elaborated below in conjunction with accompanying drawing and the specific embodiment a kind of valveless formula automatic pollution discharge filter to the utility model.
A kind of valveless formula blowdown automatic filter of the utility model as depicted in figs. 1 and 2, it comprises housing 1, on the outer wall of housing 1, is installed with a PLC control cabinet 2; Be provided with the preceding intake chamber 11 of the filter that is connected successively in the housing 1 from bottom to up, filter back water purifying chamber 12 and blowdown chamber 13,13 tops, blowdown chamber are installed with a liquid cylinder 3; Intake chamber 11 is provided with a water inlet 111 before the filter; Filter back water purifying chamber 12 is provided with a delivery port 121, and the center is provided with a filter core 122, on vertical direction, is provided with a sewage suction device 123 at the middle part of filter core 122; Blowdown chamber 13 is provided with a sewage draining exit 131; Sewage draining exit 131 has a capping 131a, and the bottom of the piston rod 31 of liquid cylinder 3 is fixedly connected with capping 131a, and an impeller 132 is installed in the blowdown chamber 13; Its lower end is connected with the upper end of sewage suction device 123; The upper end is connected with piston rod 31, and PLC control cabinet 2 is connected with a liquid cylinder 3 and a pressure difference switch (not shown) respectively, and pressure difference switch also is connected with delivery port 121 and water inlet 111 respectively.Wherein, in the present embodiment, sewage suction device 123 comprises a connecting axle 123a; Connecting axle 123a hollow; And the inside of connecting axle 123a is connected with impeller 132, and along being provided with several dirt sucking devices 123b, two adjacent dirt sucking device 123b are 180 degree and are crisscross arranged on connecting axle.
The operation principle of a kind of valveless formula automatic pollution discharge filter of the utility model is following: at first; The sewage that filters gets into the preceding intake chamber 11 of filter through water inlet 111; And flow in the filter core 122 of filter back water purifying chamber 12; Flow to the outside from the inboard of filter core 122, in this process, the impurity particle that some particles are bigger is stopped the inboard that is trapped in filter core 122 by filter core 122; Continuity along with the time; Increasing of the granule foreign that is trapped will cause filter core 122 to occur stopping up, and the feasible flow that flows through the water of filter screen reduces, and then causes filter core 122 inboard and outside formation pressure differentials; Because pressure difference switch is connected with water inlet 111 with delivery port 121 simultaneously; When above-mentioned pressure reduction reached setting value, pressure difference switch will move, and sent signal to PLC control cabinet 2; After PLC control cabinet 2 receives the signal from pressure difference switch, 3 water inlets of control liquid cylinder, current promote piston rod 31 and move down; Simultaneously, the capping 131a that is fixedly connected on piston rod 31 bottoms moves down, and then opens sewage draining exit 131; Because sewage draining exit 131 is identical with ambient atmosphere; Make this valveless formula automatic pollution discharge filter interior and the huge pressure differential of extraneous formation to make High-Pressure Water rush at the external world, form backwashing water; Reaction force impeller 132 rotations of backwashing water; Simultaneously the piston rod 31 of liquid cylinder 3 moves up and down, and impeller 132 and the sewage suction device 123 that is connected with impeller 132 move up and down under the drive of piston rod 31 in rotation equally; And then make 360 degree spirals of sewage suction device 123 rotate; Behind the granule foreign inspiration connecting axle 123a that the dirt sucking device 123b that is provided with on the sewage suction device 123 is retained down filter core 122,, thereby reach the purpose of cleaning filter core 122 and blowdown along with the High-Pressure Water impeller 132 of flowing through successively flows out outside this valveless formula automatic pollution discharge filters with blowdown chamber 13 and sewage draining exit 131.After above-mentioned blowdown process was accomplished, 3 drainings of PLC control cabinet 2 control liquid cylinder moved on the piston rod 31, thereby sewage draining exit 131 are closed, and accomplish an operation cycle.
The characteristics that a kind of valveless formula automatic pollution discharge filter of the utility model is had comprise:
● valveless, profile are little: product structure is simple, and appearance and size is little, and is in light weight, practices thrift manufacturing cost;
● piston and end-of-the-pipe shutoff organically combine: utilize piston to move up and down and accomplish the sewage draining exit open and close; The liquid cylinder area is greater than end-of-the-pipe area (1.8:1); Can satisfy reliable end-of-the-pipe opening and closing; Liquid cylinder and piston adopt stainless steel, and intensity is high, corrosion-resistant, can guarantee long-term operation;
● filtering accuracy is high: filter core (net) adopts 304, the 316L stainless steel filtering net, and intensity is big, precision is high, corrosion-resistant, and filtering accuracy can be selected in 0.05-1mm scope;
● the flow range of choice is big: the utility model valveless formula automatic pollution discharge filter can satisfy bore in DN40-DN500 scope, can satisfy 15-1500m
3/ h flow; Satisfy operating pressure in the 0.6-1.6MPa of the system scope;
● blowdown is clean, and the backwash water consumption is little: filter adopts flat suction nozzle dirt sucking device, and the backwash water consumption is little, because 360 ° of helical forms rotate, can comprehensive cleaning filter screen, and no dirt dead angle;
● automaticity is high: filter adopts PLC control system, can realize Based Intelligent Control, realizes cleaning automatically and blowdown; The control system response is sensitive, and operation accurately can be cleaned pressure reduction and running time according to different quality and filtering accuracy adjustment; Can tackle unsettled variation water quality, need not manual intervention; The PLC system docks with main frame, can realize Long-distance Control;
● operating cost is low: the filter plant few easy workout part, and no material consumption, operation and maintenance cost is low, and operational administrative is simple;
● installation form is various: filter has the multiple interfaces form to supply the user to select, and compact to design rationally floor space is little, and installation and moving is flexible.
In sum; A kind of valveless formula automatic pollution discharge filter of the utility model because it adopts the piston rod of liquid cylinder to drive the unlatching of sewage draining exit or closes, goes for the requirement of the system of operation continuously; Significantly improve automatic pollution discharge and filtered its automaticity and contaminant removal effectiveness; And operating cost is low, and is simple in structure, convenient and practical.
More than the specific embodiment of the utility model is described.It will be appreciated that the utility model is not limited to above-mentioned specific implementations, method of wherein not describing in detail to the greatest extent and processing procedure are construed as with the common mode in this area to be implemented; Those skilled in the art can make various distortion or modification within the scope of the claims, and this does not influence the flesh and blood of the utility model.
Claims (4)
1. a valveless formula automatic pollution discharge filter is characterized in that, comprises housing; On the outer wall of said housing, be installed with a PLC control cabinet, in said housing, be provided with intake chamber before the filter that is connected successively from bottom to up, filter back water purifying chamber and blowdown chamber; Top, said blowdown chamber is installed with a liquid cylinder, and intake chamber is provided with a water inlet before the said filter, and water purifying chamber is provided with a delivery port after the said filter; The center is provided with a filter core, on vertical direction, is provided with a sewage suction device at the middle part of said filter core, and said blowdown chamber is provided with a sewage draining exit; Said sewage draining exit has a capping, and the bottom of the piston rod of said liquid cylinder is connected with said capping, and it is indoor that an impeller is installed in said blowdown; Its lower end is connected with the upper end of said sewage suction device; Its upper end is connected with said piston rod, and said PLC device is connected with a said liquid cylinder and a pressure difference switch respectively, and said pressure difference switch also is connected with said delivery port and said water inlet respectively.
2. valveless formula automatic pollution discharge filter as claimed in claim 1 is characterized in that said sewage suction device comprises a connecting axle, and said connecting axle hollow is provided with the dirt sucking device that is connected with said connecting axle inside successively on said connecting axle.
3. valveless formula automatic pollution discharge filter as claimed in claim 2 is characterized in that described dirt sucking device is a flat suction nozzle dirt sucking device.
4. valveless formula automatic pollution discharge filter as claimed in claim 2 is characterized in that, two adjacent said dirt sucking devices are 180 degree and are staggered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203339245U CN202237468U (en) | 2011-09-07 | 2011-09-07 | Valveless automatic sewage filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203339245U CN202237468U (en) | 2011-09-07 | 2011-09-07 | Valveless automatic sewage filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202237468U true CN202237468U (en) | 2012-05-30 |
Family
ID=46098773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203339245U Expired - Fee Related CN202237468U (en) | 2011-09-07 | 2011-09-07 | Valveless automatic sewage filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202237468U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104740915A (en) * | 2014-07-21 | 2015-07-01 | 施荣芳 | Vertical hydraulically driven self-cleaning filter |
| CN111035979A (en) * | 2016-03-04 | 2020-04-21 | 汉斯萨塞拉思有限责任两合公司 | Pressure reducer filter device |
-
2011
- 2011-09-07 CN CN2011203339245U patent/CN202237468U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104740915A (en) * | 2014-07-21 | 2015-07-01 | 施荣芳 | Vertical hydraulically driven self-cleaning filter |
| CN111035979A (en) * | 2016-03-04 | 2020-04-21 | 汉斯萨塞拉思有限责任两合公司 | Pressure reducer filter device |
| CN111035979B (en) * | 2016-03-04 | 2022-05-27 | 汉斯萨塞拉思有限责任两合公司 | Pressure reducer filter device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120530 Termination date: 20130907 |