CN202289674U - Impurity filter for water supply pipeline - Google Patents
Impurity filter for water supply pipeline Download PDFInfo
- Publication number
- CN202289674U CN202289674U CN2011203983656U CN201120398365U CN202289674U CN 202289674 U CN202289674 U CN 202289674U CN 2011203983656 U CN2011203983656 U CN 2011203983656U CN 201120398365 U CN201120398365 U CN 201120398365U CN 202289674 U CN202289674 U CN 202289674U
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- filter
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- filter body
- supply line
- filter core
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Abstract
The utility model discloses an impurity filter for a water supply pipeline. The impurity filter comprises a filter main body of a cylindrical structure and a filter element installed in the filter main body, wherein the filter main body is provided with a water inlet end connected with a water inlet pipeline, a water outlet end connected with a water outlet pipeline and an impurity outlet end. The impurity filter is characterized in that one end of the filter element is a water entering end of the filter element, the water inlet end and the impurity outlet end of the filter main body are both arranged at one side of the water entering end of the filter element, and the water outlet end of the filter main body is arranged at the other side of the water entering end of the filter element. Water from the water inlet end only enters one end of the filter element and is discharged from the water outlet end, and thus water in the water supply pipeline is filtered; various impurities are retained at one side of the water entering end of the filter element, at which the water inlet end is arranged, and are discharged through the impurity outlet end. The impurity filter is simple in structure and does not affect the removal of impurities after being used for a long time.
Description
Technical field
The utility model relates to a kind of water supply line contaminant filter, particularly is the filter of contaminant filter of water meter preceding pipeline of inlet channel and water supply line of the water intake pumping station at water source with the surface water, belongs to water intaking, feedwater and draining field.
Background technology
Present urban water supply majority is with the water source of surface water as the waterworks; These water sources comprise reservoir, rivers and lakes, are close to river heavy caliber radial etc.; Because all there are biologies such as some mechanical admixtures and fishes and shrimps in the former water at these water sources, therefore getting into water factory needs to remove impurity before.The method of at present common removal impurity is that adopt spacing earlier at the intake place be that 10 millimeters coarse rack filters; After getting into water intake pumping station, carry out 2 grades of filtrations again; And Y shape filter is installed on the back with water inlet line of every water pump; Existing Y shape filter can't be realized backwash to remove the impurity that adheres on the filter screen, though the part filter of other type has the impurity function of adhering on the backwash removing filter core, impurity such as the stone heavier for proportion, that volume is bigger, brick, iron block can't be removed easily; Can be deposited in the filter the inside for a long time, influence the normal use of filter.In addition; On the present city tap-water pipeline seldom the mounting filtering device remove in pipeline construction or the maintenance process mechanical admixtures such as the brick that gets in the pipeline, stone, iron filings; The water meter of metering usefulness often because of the metering machinery of these impurity through water meter, makes water meter cause the damage that can't repair.
Chinese patent 200820025408.4 discloses a kind of water contaminant filter; This filter comprises filter body and the filter core that is assemblied in the filter body; The forward and backward two ends of filter body are respectively equipped with water inlet end and water side; Said filter core is assemblied in water side place, and the sidewall of filter body is provided with the blowdown end, and blowdown end place is provided with blowoff valve.The water inlet end place of filter body is connected with the forward flange pipe that along continuous straight runs extends forward, and the preceding gate valve that is used to control its break-make is installed on the forward flange pipe; The place, water side of filter body is connected with the rear flange pipe that along continuous straight runs extends backwards, and the back gate valve that is used to control its break-make is installed on the rear flange pipe, and this filter turns on the water supply line through forward flange pipe and rear flange pipe.In addition, be positioned at the leading portion that is positioned at the back brake valve on leading portion part and the rear flange pipe of front brake valve on the forward flange pipe and partly be connected with recoil tube, recoil tube is provided with the self-flushing valve that is used to control its break-make.During normal the use, preceding gate valve is all opened with the back gate valve, and blowoff valve and self-flushing valve are all closed; Water filters through the front end face and the sidewall entering filter core of filter core, and impurity is stayed in the filter body, at forward flange pipe and rear flange Guan Shangjun Pressure gauge is installed; When two Pressure gauges occur than big difference, close the back gate valve, open self-flushing valve and blowoff valve; Use water backwashing, impurity is discharged from the blowdown end.This filter in use, impurity is deposited between the lower end sidewall of filter core and filter body, after long-time the use, is not easy to remove, in addition, this recoil tube is in the long-time back easy blocking of using, the removing of stopping up rear impurity just is affected.
The utility model content
The purpose of the utility model provides a kind of simple in structure and at the long-time impregnable filter of removing that uses rear impurity.
The utility model adopts following technical scheme: a kind of water supply line contaminant filter; The filter body and the filter core that is assemblied in the filter body that comprise tubular structure; Water side and blowdown end that said filter body has the water inlet end that is used for joining with back with water inlet line, joins with the water outlet pipeline; It is characterized in that: an end of said filter core is the water intake end of filter core; The water inlet end of said filter body and blowdown end all are positioned at water intake end one side of said filter core, and the water side of said filter body is positioned at the opposite side of the water intake end of said filter core.
Water supply line contaminant filter according to claim 1; It is characterized in that: the water inlet end of said filter body and blowdown end are positioned at the water intake end below of said filter core, and the water inlet end of said filter body and blowdown end are along the radial direction setting of filter body.
The water inlet end of said filter body is concordant with the bottom of blowdown end.
The water side of said filter body is along the radial direction setting of filter body.
The upper end of said filter body offers and is used for the opening that said filter core passes through, and this opening part is fixed with blind flange, is fixed with the flange plate that is sealed and matched with it on the blind flange.
Its circumferential seal of inwall upper edge of said filter body is provided with ring-shaped step; The top of ring-shaped step circumferentially evenly is laid with the compressing tablet with the ring-shaped step matched in clearance along filter body; The lower end of said filter core is fixed with the closed hoop with said ring-shaped step compression fit, and the periphery of closed hoop evenly is laid with the gap that forms with ring-shaped step and each compressing tablet and rotates the arc-like sheet that card is joined.
The thickness of said arc-like sheet is gone into end by the beginning and is gone into to hold change gradually greatly to the end in the gap process of its entering ring-shaped step and compressing tablet.
Said filter core comprises the tubular shell filter screen inboard with being laid in housing that vertically is arranged in the filter body, offers on the housing and the hole that is used to guarantee that water inlet end and water side communicate.
The upper end of the housing of said filter core is fixed with the handle that is used for the handling filter core.
Corresponding respectively being provided with in the water inlet end of said filter body, water side and blowdown end place is used to control the valve of port break-make separately.
Adopt the filter of said structure; Said filter core is assemblied in the filter body; And an end of filter core is a water intake end, and the water inlet end of said filter body and blowdown end are positioned at water intake end one side of filter core, the opposite side that the water side is positioned at the water intake end of filter core, and the water that gets into from water inlet end like this can only be got into by an end of filter core; Discharge by the water side then; Realize the filtration of the water in water supply line through this process, and various impurity all stay filter core water intake end be positioned at water inlet end one side, through the blowdown end with contaminant removal.This filtration device structure is simple, after long-time the use, does not also influence the removing of impurity.
Description of drawings
Fig. 1 is the structural representation of the utility model;
Fig. 2 is the right view of Fig. 1;
Fig. 3 is the filter cartridge construction sketch map of the utility model;
Fig. 4 is the upward view of Fig. 3;
Fig. 5 is the ring-shaped step of the utility model and the assembling sketch map of compressing tablet.
The specific embodiment
Shown in Fig. 1-5; A kind of water supply line contaminant filter of the utility model; The filter body 1 and the filter core 2 that is installed in the filter body 1 that comprise tubular structure; Its circumferencial direction sealing and fixing of the inwall upper edge of filter body 1 has ring-shaped step 8, and be positioned on the inwall of filter body 1 ring-shaped step 8 above also be fixed with four compressing tablets 7 with ring-shaped step 8 matched in clearance, each compressing tablet 7 is evenly arranged along the circumferencial direction of filter body 1.Said filter core 2 comprises tubular structure housing 21 and the filter screen 22 that is laid in housing 21 inboards, all offers the hole 23 that communicates with the inside of housing 21 on the side of housing 21 and the upper and lower end face.The lower end of said filter core 2 is coaxial to be fixed with the closed hoop 10 with said ring-shaped step 8 compression fit; Be fixed with four arc-like sheets 12 in the periphery of closed hoop 10, make corresponding the entering in the gap that ring-shaped steps 8 and compressing tablet 7 form of four arc-like sheets 12 make filter core 2 outstanding being contained in the filter body 1 through rotating filter core 2.Ring-shaped step 8 cooperates the inner chamber with filter body 1 to be divided into the intake antrum of hypomere and the water chamber of epimere with the lower end of filter core 2; On intake antrum, be provided with water inlet end and blowdown end; Water inlet end joins with the back with water inlet line of water supply line through the water-in flange 11 of its port setting; The blowdown end is provided with blowdown flange 9, on water chamber, is provided with the water side, and the water side joins with the water outlet pipeline through the water-output flange 6 of its port setting.Said filter core 2 is installed in the water chamber; The water that is got into intake antrum by water inlet end gets in the filter cores 2 and through the filtration of screen pack 22 from the hole 23 on filter core 2 lower surfaces; Get into water chambers and discharge through the sidewall of filter core 2 and the hole on the upper surface 23 then from the water side; Through the filtration of the water in this process realization water supply line, and various impurity has all been stayed in the intake antrum.
In the foregoing description; Said water inlet end, water side and blowdown end are all along the radial direction setting of filter body 1; And blowdown end and water inlet end are symmetrical set; In other embodiments, the distribution that has angle in the horizontal direction of said water inlet end and blowdown end, certain said blowdown end also can be arranged on the lower end of filter body 1.Said intake antrum, water inlet end are concordant with the bottom of blowdown end, can conveniently the impurity of intake antrum be discharged from the blowdown end through backwash like this.
Said arc-like sheet 12 is in the gap process that entering ring-shaped step 8 and compressing tablet 7 form, and the thickness of each arc-like sheet 12 goes into to hold the end to go into to hold change gradually big by the beginning, can guarantee that like this filter core 2 tightens in this gap.
The top that the upper end of said filter body 1 is positioned at filter core 2 offers opening, and said filter core 2 is installed in the filter body 1 through this opening, and opening part is fixed with blind flange 4, and sealing and fixing has flange plate 5 on the blind flange 4.The upper end of said filter core 2 is fixed with a handle 3, can make things convenient for the handling of filter core 2 like this and change ring-shaped step 8 over to and the gap of compressing tablet 7 in.
In use, be equipped with on said water inlet end, water side and the blowdown end and be used to control the valve of port break-make separately.
Said filter can a plurality of series operations, through increasing the order number of back filter element filter screen, realize the filtration to minute impurities in the water.
In other embodiments, said filter core 2 can adopt structure of the prior art, housing 21 also can be set directly filter through screen pack 22, and filter core 2 also can partly be positioned at water chamber, and the hole 23 of filter core 2 will guarantee the connection of intake antrum and water chamber.In addition, filter core 2 also can adopt bolt to be connected outstanding being contained in the filter body 1 through closed hoop 10 and ring-shaped step 8.
The utility model is applied in the water intake pumping station course of work; The valve of the valve of water inlet end and water side was opened when filter normally moved, and the valve of blowdown end is closed, and was 10 millimeters coarse rack filtration through the intake spacing from earth surface water sources such as reservoir or rivers; The former water that transports through inlet channel again; According to the arrow direction among Fig. 1, from the water inlet end entering intake antrum of water-in flange 11, along the flow direction entering filter core 2 of arrow indication; Through upper surface and the housing 21 of filter core 2 and the annular space outflow of filter body 1 of the water after filter core 2 filtrations, through get into treatment process down with the water side from filter core 2.Still have part small fish shrimp in the water after 10 millimeters coarse rack filters, and grid gets into impurity such as the tree skill, fruit stone of pipeline when having defective, this filter element can adopt 20 purpose filter screens to filter.When small fish shrimp and impurity get into filter more for a long time; Be installed on water inlet end or the back with water inlet line and be installed in water side place or the water outlet pipeline on the pressure differential measured of differential electro connecting pressure gauge or differential pressure type pressure transmitter when arriving certain value greatly; Launch the another set of filter of parallel connection; Close the valve of the water inlet end of this cover filter, open the valve of blowdown end, utilize water that another set of filter filters that the filter core of this cover filter is carried out the backwash cleaning; Open the valve of blowdown end, impurity is discharged from the blowdown end.
The utility model is applied in the city tap-water pipeline process, can prevent that not only mechanical admixture from damaging water meter, can also open the valve of blowdown end through closing the valve of water inlet end and water side, takes out the impurity that gets in the filter from the blowdown end.
Claims (10)
1. water supply line contaminant filter; The filter body and the filter core that is assemblied in the filter body that comprise tubular structure; Water side and blowdown end that said filter body has the water inlet end that is used for joining with back with water inlet line, joins with the water outlet pipeline; It is characterized in that: an end of said filter core is the water intake end of filter core; The water inlet end of said filter body and blowdown end all are positioned at water intake end one side of said filter core, and the water side of said filter body is positioned at the opposite side of the water intake end of said filter core.
2. water supply line contaminant filter according to claim 1; It is characterized in that: the water inlet end of said filter body and blowdown end are positioned at the water intake end below of said filter core, and the water inlet end of said filter body and blowdown end are along the radial direction setting of filter body.
3. water supply line contaminant filter according to claim 2 is characterized in that: the water inlet end of said filter body is concordant with the bottom of blowdown end.
4. water supply line contaminant filter according to claim 1 and 2 is characterized in that: the water side of said filter body is along the radial direction setting of filter body.
5. water supply line contaminant filter according to claim 4; It is characterized in that: the upper end of said filter body offers and is used for the opening that said filter core passes through; This opening part is fixed with blind flange, is fixed with the flange plate that is sealed and matched with it on the blind flange.
6. water supply line contaminant filter according to claim 4; It is characterized in that: its circumferential seal of inwall upper edge of said filter body is provided with ring-shaped step; The top of ring-shaped step circumferentially evenly is laid with the compressing tablet with the ring-shaped step matched in clearance along filter body; The lower end of said filter core is fixed with the closed hoop with said ring-shaped step compression fit, and the periphery of closed hoop evenly is laid with the gap that forms with ring-shaped step and each compressing tablet and rotates the arc-like sheet that card is joined.
7. water supply line contaminant filter according to claim 6 is characterized in that: the thickness of said arc-like sheet is gone into end by the beginning and is gone into to hold change gradually greatly to the end in the gap process of its entering ring-shaped step and compressing tablet.
8. water supply line contaminant filter according to claim 4; It is characterized in that: said filter core comprises the tubular shell filter screen inboard with being laid in housing that vertically is arranged in the filter body, offers on the housing and the hole that is used to guarantee that water inlet end and water side communicate.
9. water supply line contaminant filter according to claim 8 is characterized in that: the upper end of the housing of said filter core is fixed with the handle that is used for the handling filter core.
10. according to the water supply line contaminant filter of claim 1, it is characterized in that: corresponding respectively being provided with in the water inlet end of said filter body, water side and blowdown end place is used to control the valve of port break-make separately.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203983656U CN202289674U (en) | 2011-10-19 | 2011-10-19 | Impurity filter for water supply pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203983656U CN202289674U (en) | 2011-10-19 | 2011-10-19 | Impurity filter for water supply pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202289674U true CN202289674U (en) | 2012-07-04 |
Family
ID=46358662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203983656U Expired - Fee Related CN202289674U (en) | 2011-10-19 | 2011-10-19 | Impurity filter for water supply pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202289674U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103933782A (en) * | 2013-01-17 | 2014-07-23 | 北京世源希达工程技术公司 | Water filtering and intake device arranged on water intake end |
| CN105036381A (en) * | 2015-06-01 | 2015-11-11 | 卢云飞 | Filter device of water supply pipeline |
| CN107601794A (en) * | 2017-10-27 | 2018-01-19 | 北京中投润天环保科技有限公司 | Tubular type trash separator |
-
2011
- 2011-10-19 CN CN2011203983656U patent/CN202289674U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103933782A (en) * | 2013-01-17 | 2014-07-23 | 北京世源希达工程技术公司 | Water filtering and intake device arranged on water intake end |
| CN105036381A (en) * | 2015-06-01 | 2015-11-11 | 卢云飞 | Filter device of water supply pipeline |
| CN107601794A (en) * | 2017-10-27 | 2018-01-19 | 北京中投润天环保科技有限公司 | Tubular type trash separator |
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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 |
Granted publication date: 20120704 Termination date: 20201019 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |