CN105561665A - Self-cleaning filter - Google Patents
Self-cleaning filter Download PDFInfo
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- CN105561665A CN105561665A CN201410551331.4A CN201410551331A CN105561665A CN 105561665 A CN105561665 A CN 105561665A CN 201410551331 A CN201410551331 A CN 201410551331A CN 105561665 A CN105561665 A CN 105561665A
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- self
- fixing plate
- filter screen
- annular fixing
- filter
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Abstract
The invention discloses a self-cleaning filter. The self-cleaning filter comprises a cylinder. The cylinder is provided with a hand wheel, a sewage discharge port, a liquid inlet and a liquid outlet, a filter device is arranged in the cylinder, a brush assembly is arranged in the center of the filter device and connected with the hand wheel, a wedge-shaped filter screen serves as the filter device, an upper annular fixing plate and a lower annular fixing plate are arranged in the cylinder and used for fixing the wedge-shaped filter screen, a supporting frame is arranged below the lower annular fixing plate, and the lower end of the brush assembly is fixed to the supporting frame. The self-cleaning filter has the advantages that the upper annular fixing plate and the lower annular fixing plate are arranged to fix the wedge-shaped filter screen so as to improve the filtering effect and increase the filtering speed, the liquid inlet and the liquid outlet are provided with pressure gauges so as to clean the filter screen according to pressure differences, and the working resistance of bristles is reduced due to the design of the brush assembly, so that the water filtering effect of the self-cleaning filter is greatly improved, the water filtering speed of the self-cleaning filter is greatly increased, and fire protection requirements are met.
Description
Technical field
The present invention relates to a kind of filter, in particular to a kind of self-cleaning filter.
Background technology
The kind of current filter is a lot, but filters fire demand water aspect, there is poor filtration effect, inefficient problem.Flame filter press takes up room too large, and troublesome poeration, need often change filter cloth, filter paper.
Be CN2282918Y in China Patent No., in the patent document of " a kind of Self-purifying filter " by name, disclose a kind of Self-purifying filter, housing is provided with fluid inlet and outlet and sewage draining exit, inner chamber is equipped with filter core and fixes, lower clapboard, on, lower clapboard is processed with fuel feed hole and mudhole respectively, scrubbing hairbrush is housed in filter core inner chamber, the dwang end of this hairbrush is arranged on lower clapboard, the other end is connected with turning handle with housing upper end cover through upper spacer, utilize this hairbrush to clean to be adsorbed on the filter cake impurity on filter core sidewall, and impurity sedimentation is bled off by sewage draining exit.Although this device structure is simple, fuel feed hole and mudhole are too little, and impurity easily deposits on lower clapboard, and the filter bores on filter core is circular hole, and therefore the rate of filtration is too slow, and filter effect is undesirable, and during brush movement, resistance is large, and the cleaning efficiency of hairbrush is low.
Summary of the invention
The present invention is provided with upper and lower annular fixing plate and fixes effect and the speed that contract type filter screen improves filtration, inlet, liquid outlet are provided with Pressure gauge, can clean filter screen according to pressure differential, be provided with resistance during brush handle minimizing bristle work, solve the problem of prior art.
A kind of self-cleaning filter, comprise cylindrical shell, described cylindrical shell is provided with handwheel, sewage draining exit, inlet, liquid outlet, described inner barrel is provided with filter, and filter central authorities are provided with brush assembly, and described brush assembly is connected with described handwheel, described filter is contract type filter screen, inner barrel is provided with the upper and lower annular fixing plate of fixing contract type filter screen, is provided with a bracing frame below described lower annular fixing plate, and brush assembly lower end is fixed on support frame as described above.
Further, described brush assembly comprises bristle, brush holder, rotating shaft, and described bristle is fixed in rotating shaft by brush holder.
Further, described inlet and liquid outlet are equipped with Pressure gauge.
Further, described lower annular fixing plate is cannelure, and the internal diameter of described contract type filter screen is slightly larger than the internal diameter of described lower annular fixing plate.
Further, the upper end of contract type filter screen is provided with the horizontal-extending end of circumferencial direction, and this elongated end is provided with bolt hole, and the upper end of contract type filter screen is bolted on upper annular fixed head.
The invention has the advantages that: fix by being provided with upper and lower annular fixing plate effect and the speed that contract type filter screen improves filtration, inlet, liquid outlet are provided with Pressure gauge, can clean filter screen according to pressure differential, the end that bristle is located at brush handle can reduce resistance during whole bristle work, and the angle of bristle deflection is little, be conducive to the raising of cleaning effect, solve the problem of prior art, meet the needs of fire demand water.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is structural representation of the present invention;
Fig. 2 is part-structure enlarged diagram of the present invention.
Detailed description of the invention
The present invention is provided with upper and lower annular fixing plate and fixes effect and the speed that contract type filter screen improves filtration, inlet, liquid outlet are provided with Pressure gauge, can clean filter screen according to pressure differential, be provided with resistance during brush handle minimizing bristle work, make the present invention have the feature of high efficiency, good filtration effect, meet fire demand water needs.
Below in conjunction with the accompanying drawing in the present invention, be clearly and completely described the technical scheme in the present invention, obviously, described is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite of not making creative work, all belongs to the scope of protection of the invention.
As Fig. 1, shown in 2, a kind of self-cleaning filter, comprise cylindrical shell 8, described cylindrical shell 8 top is provided with blind flange 5, which is provided with handwheel 1, described blind flange 5 is fixed on flange by stud 6, described cylindrical shell 8 bottom is provided with leg 12, and bottom is provided with sewage draining exit, described sewage draining exit is connected with a blowoff valve 15, described cylindrical shell 8 is provided with inlet 7, liquid outlet 3, described cylindrical shell 8 inside is provided with filter, filter central authorities are provided with brush assembly 9, described brush assembly 9 is connected with described handwheel 1, described filter is contract type filter screen 10, cylindrical shell 8 inside is provided with the upper of fixing contract type filter screen 10, lower annular fixing plate (16, 13), a bracing frame 4 is provided with below described lower annular fixing plate 13, brush assembly 9 lower end is fixed on support frame as described above 4, described brush assembly 9 comprises bristle, brush holder, rotating shaft, described bristle is fixed in rotating shaft by brush holder, described inlet 7 and liquid outlet 3 are equipped with Pressure gauge 2, described lower annular fixing plate 13 is cannelure, the internal diameter of described contract type filter screen 10 is slightly larger than the internal diameter of described lower annular fixing plate 13, the horizontal-extending end 11 of circumferencial direction can be processed in the upper end of contract type filter screen 10, this elongated end 11 is provided with bolt hole, the upper end of contract type filter screen 10 is bolted on upper annular fixed head 16, except, described contract type filter screen 10 can seal fixing for straight-tube shape preferably by flange and packing ring and upper annular fixed head, .
The present invention is mainly used in the filtration aspect of fire water, and the water containing a large amount of silt enters the inner chamber of contract type filter screen 10 with certain pressure from inlet 7, the filtration through contract type filter screen 10 is discharged from liquid outlet 3 with certain pressure.When inlet 7 differs too large with the pressure differential of liquid outlet 3, illustrate that the impurity of absorption on contract type filter screen 10 is too many, what affect water leaches speed.Now rotatable handwheel 1, handwheel 1 drives brush assembly 9 to rotate.Because bristle is located at the end of brush holder, too large resistance can not be subject to when brush assembly 9 rotates, and the angle of bristle deflection is little, is conducive to the raising of cleaning effect, opens valve 15, can carry out blowdown.
The invention has the advantages that: fix by being provided with upper and lower annular fixing plate effect and the speed that contract type filter screen improves filtration, inlet, liquid outlet are provided with Pressure gauge, can clean filter screen according to pressure differential, the end that bristle is located at brush handle can reduce resistance during whole bristle work, and the angle of bristle deflection is little, be conducive to the raising of cleaning effect, solve the problem of prior art, meet the needs of fire demand water.
Above content is in conjunction with concrete preferred embodiment further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, some simple deduction or replace can also be made, all should be considered as belonging to protection scope of the present invention.
Claims (5)
1. a self-cleaning filter, comprise cylindrical shell, described cylindrical shell is provided with handwheel, sewage draining exit, inlet, liquid outlet, and described inner barrel is provided with filter, and filter central authorities are provided with brush assembly, described brush assembly is connected with described handwheel, it is characterized in that, described filter is contract type filter screen, and inner barrel is provided with the upper and lower annular fixing plate of fixing contract type filter screen, be provided with a bracing frame below described lower annular fixing plate, brush assembly lower end is fixed on support frame as described above.
2. a kind of self-cleaning filter according to claim 1, it is characterized in that, described brush assembly comprises bristle, brush holder, rotating shaft, and described bristle is fixed in rotating shaft by brush holder.
3. a kind of self-cleaning filter according to claim 1, is characterized in that, described inlet and liquid outlet are equipped with Pressure gauge.
4. a kind of self-cleaning filter according to claim 1, it is characterized in that, described lower annular fixing plate is cannelure, and the internal diameter of described contract type filter screen is slightly larger than the internal diameter of described lower annular fixing plate.
5. a kind of self-cleaning filter according to claim 1, it is characterized in that, the upper end of contract type filter screen is provided with the horizontal-extending end of circumferencial direction, and this elongated end is provided with bolt hole, and the upper end of contract type filter screen is bolted on upper annular fixed head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410551331.4A CN105561665A (en) | 2014-10-17 | 2014-10-17 | Self-cleaning filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410551331.4A CN105561665A (en) | 2014-10-17 | 2014-10-17 | Self-cleaning filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105561665A true CN105561665A (en) | 2016-05-11 |
Family
ID=55872632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410551331.4A Pending CN105561665A (en) | 2014-10-17 | 2014-10-17 | Self-cleaning filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105561665A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107254837A (en) * | 2017-01-11 | 2017-10-17 | 广州众顶建筑工程科技有限公司 | A kind of bridge filter |
| CN107551629A (en) * | 2016-06-30 | 2018-01-09 | 上海威驰过滤系统有限公司 | Full-automatic ring scrapes filter |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2124922B (en) * | 1982-08-03 | 1987-06-10 | Claud Stockton | Filter for effluent screening |
| US20030155286A1 (en) * | 2002-02-08 | 2003-08-21 | Wilcher Stephen B. | Filter screen assembly |
| CN102145235A (en) * | 2011-01-30 | 2011-08-10 | 合肥通用机械研究院 | Filter screen self-cleaning filter with two-level sewage drainage port |
| CN202590469U (en) * | 2012-05-28 | 2012-12-12 | 张轶伦 | Self-cleaning filtering device with differential pressure switch |
| CN103239928A (en) * | 2013-05-31 | 2013-08-14 | 河北惠利灌溉科技有限公司 | Low-voltage self-cleaning net-type continuous filter |
-
2014
- 2014-10-17 CN CN201410551331.4A patent/CN105561665A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2124922B (en) * | 1982-08-03 | 1987-06-10 | Claud Stockton | Filter for effluent screening |
| US20030155286A1 (en) * | 2002-02-08 | 2003-08-21 | Wilcher Stephen B. | Filter screen assembly |
| CN102145235A (en) * | 2011-01-30 | 2011-08-10 | 合肥通用机械研究院 | Filter screen self-cleaning filter with two-level sewage drainage port |
| CN202590469U (en) * | 2012-05-28 | 2012-12-12 | 张轶伦 | Self-cleaning filtering device with differential pressure switch |
| CN103239928A (en) * | 2013-05-31 | 2013-08-14 | 河北惠利灌溉科技有限公司 | Low-voltage self-cleaning net-type continuous filter |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107551629A (en) * | 2016-06-30 | 2018-01-09 | 上海威驰过滤系统有限公司 | Full-automatic ring scrapes filter |
| CN107254837A (en) * | 2017-01-11 | 2017-10-17 | 广州众顶建筑工程科技有限公司 | A kind of bridge filter |
| CN107254837B (en) * | 2017-01-11 | 2019-03-01 | 宿州市鑫尧健康科技有限公司 | A kind of bridge filter device |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160511 |
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| RJ01 | Rejection of invention patent application after publication |