CN203710779U - Detachable backwashing type filter - Google Patents
Detachable backwashing type filter Download PDFInfo
- Publication number
- CN203710779U CN203710779U CN201320847376.7U CN201320847376U CN203710779U CN 203710779 U CN203710779 U CN 203710779U CN 201320847376 U CN201320847376 U CN 201320847376U CN 203710779 U CN203710779 U CN 203710779U
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- CN
- China
- Prior art keywords
- valve
- filter
- flange
- procapsid
- shutoff valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a detachable backwashing type filter which comprises a front shell, a front filter drum, shutoff valves, a rear shell, a rear filter drum, a filter box, a water inlet, a water outlet and a drain outlet, wherein a front end plate is welded at the front end of the front shell, a front flange is arranged at the rear end of the front shell, a rear end plate is welded at the rear end of the rear shell, a rear flange is arranged at the front end of the rear shell, the shutoff valves are arranged and matched behind the front flange of the front shell and before the rear flange of the rear shell, and are connected with the front flange of the front shell and the rear flange of the rear shell by fastening bolts, and sealing gaskets are arranged between the shutoff valve and the sealing surface which is contacted with the front flange of the front shell and between the shutoff valve and the sealing surface which is in contact with the front flange of the rear shell. The detachable backwashing type filter has the beneficial effects that compared with the prior art, the detachable backwashing type filter can be directly arranged in a pipeline water system for filtering impurities and discharging pollution by adopting a detachable structure, has the advantages of large filtering area, small volume and the like, and is convenient to operate, capable of performing free cleaning and pollution discharging during operation, convenient to use and easy to maintain.
Description
Technical field
The utility model relates to a kind of filter, specifically a kind of removable backwash filter.
Background technology
The backwash filter of prior art, is, in a housing, shutoff valve is housed, and shutoff valve and housing are processed into an entirety, are inconvenient to assemble and overhaul.
Utility model content
The purpose of this utility model is to provide that a kind of filter area is large, maintenance is convenient and the low removable backwash filter of cost.
The utility model solves the technical scheme that its technical problem adopts: removable backwash filter is by procapsid, front filter cylinder, shutoff valve, back casing, rear filter cylinder, filter box, water inlet, delivery port and sewage draining exit composition, the front end of procapsid has been welded front end-plate, rear end is forward flange, be provided with water inlet at front end-plate center along the axis direction of procapsid, the rear end of back casing has been welded end plate, front end is rear flange, be provided with the delivery port with water inlet coaxial line at end plate center, after the forward flange of procapsid, before the rear flange of back casing, coordinate and be equiped with shutoff valve, shutoff valve is connected by fastening bolt with the forward flange of procapsid and the rear flange of back casing, and be equipped with sealing gasket between the sealing surface that contacts of the rear flange of the sealing surface contacting with the forward flange of procapsid at shutoff valve and shutoff valve and back casing.
Described shutoff valve is made up of valve body, core body, valve plate, valve rod and worm and gear, the valve body of shutoff valve is according to procapsid and back casing preparation, valve body and core body connect into entirety by radially uniform connecting rod, the surrounding at described core body two ends is equipped with snap ring, valve plate is installed in core body, and be slightly fixed on valve rod by fixing, valve rod is installed on valve body through core body, and the other end of valve rod is equiped with worm and gear.
In addition, procapsid inside is also equiped with front filter cylinder, front filter cylinder is thick by 1～1.5mm, 10～60 object filters roll and form and prepare with procapsid, end plate is not all established at the forward and backward two ends of front filter cylinder, the front end sleeve of front filter cylinder is contained in the baffle ring of the front end-plate that is arranged on procapsid, and the rear end of front filter cylinder is sleeved in the snap ring of core body one end of described shutoff valve.Supporting being equiped with and the akin rear filter cylinder of front filter cylinder in the inside of back casing, the front end sleeve of rear filter cylinder is contained in the snap ring of the core body other end of described shutoff valve, and the rear end of rear filter cylinder is sleeved in one end of filter box.Described filter box is made up of case cylinder and shrouding, is opening barrel-like structure, and the openend of described filter box and the rear end of rear filter cylinder noted earlier arrange, and the other end of case cylinder is fixed with shrouding, is all laid with filtering holes on case cylinder and shrouding.Described sewage draining exit stretches into back casing by blow-off pipe and is communicated with case cylinder.
Between described procapsid and front filter cylinder, between the valve body and core body of shutoff valve, form passage between back casing and rear filter cylinder and filter box.When work, the valve plate of shutoff valve is opened, and is installed in the valve closing of sewage draining exit, and current are flowed out from delivery port by passage after crossing and filter into, premenstrual filter cylinder, rear filter cylinder and filter box from water inlet, and in water, impurity is stopped in filter box; When flushing, open the valve of sewage draining exit, close the valve plate of shutoff valve, current from water inlet enters, after premenstrual filter cylinder filters by passage to back casing, filter cylinder and filter box after back flush again, and the impurity of obstruction is discharged from sewage draining exit with current, after 0.5～2 minute subject to backwash, open shutoff valve valve plate, close the valve of sewage draining exit, recover normal operating conditions, complete filtration, the cleaning of one-period.
The beneficial effects of the utility model are, compared with prior art, the utility model adopts dismountable structure, can be directly installed on impurity screening and blowdown in Pipeline Water system, there is the advantages such as filter area is large, volume is little, easy to operate, and can be in operation cleaning and blowdown at any time, easy to use, be easy to maintenance.
Brief description of the drawings
Accompanying drawing 1 is structural representation of the present utility model;
Accompanying drawing 2 is A-A cutaway view of the present utility model.
In figure, 1, procapsid, 2, water inlet, 3, baffle ring, 4, front filter cylinder, 5, shutoff valve, 6, rear filter cylinder, 7, back casing, 8, filter box, 9, delivery port, 10, blow-off pipe, 11, sewage draining exit, 12, sealing gasket, 13, fastening bolt, 14, passage, 101, front end-plate, 102, forward flange, 501, valve body, 502, core body, 503, valve plate, 504, connecting rod, 505, valve rod, 506, worm and gear, 507, snap ring, 508, fixing slightly, 701, end plate, 702, rear flange, 801, case cylinder, 802, shrouding, 803, filtering holes.
Detailed description of the invention
With regard to accompanying drawing 1 and accompanying drawing 2, removable backwash filter of the present utility model is described in detail below below.
As shown in Figures 1 and 2, removable backwash filter of the present utility model is by procapsid 1, front filter cylinder 4, shutoff valve 5, back casing 7, rear filter cylinder 6, filter box 8, water inlet 2, delivery port 9 and sewage draining exit 11 form, the front end of procapsid 1 has been welded front end-plate 101, rear end is forward flange 102, be provided with water inlet 2 at front end-plate 101 centers along the axis direction of procapsid 1, the rear end of back casing 7 has been welded end plate 701, front end is rear flange 702, be provided with the delivery port 9 with water inlet 2 coaxial lines at end plate 701 centers, after the forward flange 102 of procapsid 1, before the rear flange 702 of back casing 7, coordinate and be equiped with shutoff valve 5, shutoff valve 5 is connected by fastening bolt 13 with the forward flange 102 of procapsid 1 and the rear flange 702 of back casing 7, and be equipped with sealing gasket 12 between the sealing surface that contacts of the rear flange 702 of the sealing surface contacting with the forward flange 102 of procapsid 1 at shutoff valve 5 and shutoff valve 5 and back casing 7.
Described shutoff valve 5 is made up of valve body 501, core body 502, valve plate 503, valve rod 505 and worm and gear 506, the valve body 501 of shutoff valve 5 is to prepare according to procapsid 1 and back casing 7, valve body 501 connects into entirety with core body 502 by radially uniform connecting rod 504, the surrounding at described core body 502 two ends is equipped with snap ring 507, valve plate 503 is installed in core body 502, and 508 be fixed on valve rod 505 by fixing slightly, valve rod 505 is installed on valve body 501 through core body 502, and the other end of valve rod 505 is equiped with worm and gear 506.
In addition, procapsid 1 inside is also equiped with front filter cylinder 4, front filter cylinder 4 is thick by 1～1.5mm, 10～60 object filters roll and form and prepare with procapsid 1, end plate is not all established at the forward and backward two ends of front filter cylinder 4, the front end sleeve of front filter cylinder 4 is contained in the baffle ring 3 of the front end-plate 101 that is arranged on procapsid 1, and the rear end of front filter cylinder 4 is sleeved in the snap ring 507 of core body 502 one end of described shutoff valve 5.Supporting being equiped with and the akin rear filter cylinder 6 of front filter cylinder 4 in the inside of back casing 7, the front end sleeve of rear filter cylinder 6 is contained in the snap ring 507 of core body 502 other ends of described shutoff valve 5, and the rear end of rear filter cylinder 6 is sleeved in one end of filter box 8.Described filter box 8 is made up of case cylinder 801 and shrouding 802, be opening barrel-like structure, the rear end of the openend of described filter box 8 and rear filter cylinder 6 noted earlier arranges, and the other end of case cylinder 801 is fixed with shrouding 802, on case cylinder 801 and shrouding 802, is all laid with filtering holes 803.Described sewage draining exit 11 stretches into back casing 7 by blow-off pipe 10 and is communicated with case cylinder 8.
Between described procapsid 1 and front filter cylinder 4, between the valve body 501 and core body 502 of shutoff valve 5, form passage 14 between back casing 7 and rear filter cylinder 6 and filter box 8.When work, the valve plate 503 of shutoff valve 5 is opened, and is installed in the valve closing of sewage draining exit 11, and current are crossed from water inlet 2, after premenstrual filter cylinder 4, rear filter cylinder 7 and filter box 8 filter, is flowed out from delivery port 9 by passage 14, and in water, impurity is stopped in filter box 8; When flushing, open the valve of sewage draining exit 11, close the valve plate 503 of shutoff valve 5, current from water inlet 2 enters, after premenstrual filter cylinder 4 filters by passage 14 to back casing 7, filter cylinder 6 and filter box 8 after back flush again, and the impurity of obstruction is discharged from sewage draining exit 11 with current, after 0.5～2 minute subject to backwash, open shutoff valve 5 valve plate 503, close the valve of sewage draining exit 11, recover normal operating conditions, complete filtration, the cleaning of one-period.
Claims (7)
1. a removable backwash filter is by procapsid, front filter cylinder, shutoff valve, back casing, rear filter cylinder, filter box, water inlet, delivery port and sewage draining exit composition, it is characterized in that, the front end of procapsid has been welded front end-plate, rear end is forward flange, the rear end of back casing has been welded end plate, front end is rear flange, after the forward flange of procapsid, before the rear flange of back casing, coordinate and be equiped with shutoff valve, shutoff valve is connected by fastening bolt with the forward flange of procapsid and the rear flange of back casing, and be equipped with sealing gasket between the sealing surface that contacts of the rear flange of the sealing surface contacting with the forward flange of procapsid at shutoff valve and shutoff valve and back casing.
2. removable backwash filter according to claim 1, it is characterized in that, described shutoff valve is made up of valve body, core body, valve plate, valve rod and worm and gear, valve body and core body connect into entirety by radially uniform connecting rod, the surrounding at described core body two ends is equipped with snap ring, and valve plate is installed in core body, and is slightly fixed on valve rod by fixing, valve rod is installed on valve body through core body, and the other end of valve rod is equiped with worm and gear.
3. removable backwash filter according to claim 2, it is characterized in that, procapsid inside is also equiped with front filter cylinder, front filter cylinder is thick by 1～1.5mm, 10～60 object filters roll and form and prepare with procapsid, the front end sleeve of front filter cylinder is contained in the baffle ring of the front end-plate that is arranged on procapsid, and the rear end of front filter cylinder is sleeved in the snap ring of core body one end of described shutoff valve.
4. removable backwash filter according to claim 3, it is characterized in that, supporting being equiped with and the akin rear filter cylinder of front filter cylinder in the inside of back casing, the front end sleeve of rear filter cylinder is contained in the snap ring of the core body other end of described shutoff valve, and the rear end of rear filter cylinder is sleeved in one end of filter box.
5. according to the removable backwash filter described in claim 1 or 4, it is characterized in that, described filter box is made up of case cylinder and shrouding, is opening barrel-like structure.
6. removable backwash filter according to claim 5, is characterized in that, is all laid with filtering holes on case cylinder and shrouding.
7. removable backwash filter according to claim 1, is characterized in that, described sewage draining exit stretches into back casing by blow-off pipe and is communicated with case cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320847376.7U CN203710779U (en) | 2013-12-21 | 2013-12-21 | Detachable backwashing type filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320847376.7U CN203710779U (en) | 2013-12-21 | 2013-12-21 | Detachable backwashing type filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203710779U true CN203710779U (en) | 2014-07-16 |
Family
ID=51149982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320847376.7U Expired - Fee Related CN203710779U (en) | 2013-12-21 | 2013-12-21 | Detachable backwashing type filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203710779U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107158778A (en) * | 2017-07-14 | 2017-09-15 | 陕西舜洋电子科技有限公司 | The paper waste filter of new automatic cleaning screen pack |
-
2013
- 2013-12-21 CN CN201320847376.7U patent/CN203710779U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107158778A (en) * | 2017-07-14 | 2017-09-15 | 陕西舜洋电子科技有限公司 | The paper waste filter of new automatic cleaning screen pack |
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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: 20140716 Termination date: 20151221 |
|
| EXPY | Termination of patent right or utility model |