CN204147614U - A kind of filtration system based on shallow-layer filter - Google Patents
A kind of filtration system based on shallow-layer filter Download PDFInfo
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- CN204147614U CN204147614U CN201420608981.3U CN201420608981U CN204147614U CN 204147614 U CN204147614 U CN 204147614U CN 201420608981 U CN201420608981 U CN 201420608981U CN 204147614 U CN204147614 U CN 204147614U
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- shallow
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- layer filter
- disperser
- hand hole
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Abstract
A kind of filtration system based on shallow-layer filter, comprise multiple shallow-layer filter B, the water outlet threaded cap 9 of each described shallow-layer filter B is connected with same outlet pipe A by plough groove type pipe joint C, the water inlet threaded cap 1 of each described shallow-layer filter B is connected with a port of a three-way blowoff valve H by plough groove type pipe joint C, another two ports of described three-way blowoff valve H are connected with same blow-off pipe I with same water inlet pipe G respectively, described water inlet pipe G is provided with inlet gage F and air bleeding valve D, described outlet pipe A is provided with discharge pressure table E, between described inlet gage F and discharge pressure table E, pressure difference switch J is installed.The utility model filter efficiency is high, and backwash is convenient, and can not cause in backwash process run husky, maintenance simultaneously and easy for installation.
Description
Technical field
The utility model belongs to technical field of sewage, relates to a kind of filtration system, particularly relates to a kind of filtration system based on shallow-layer filter.
Background technology
Filtration system is the Major Systems carrying out sewage disposal.Filtration system based on shallow-layer filter utilizes quartz sand as filter medium, under pressure, the quartz sand filtration of water higher for turbidity by certain thickness granular or non-grain, effectively retain suspension, organic matter, colloidal particles, microorganism, the chlorine removed in water, smell taste and part heavy metal ion etc., finally reach a kind of high-efficiency filtration systems reducing water turbidity, the effect that purifies water.It is mainly used in the prime pretreatment of water treatment turbidity removal, demineralized water, electrodialysis, counter-infiltration, also can be used for the aspect such as surface water, underground water, effectively can remove the suspension in water, organic matter, colloid, silt etc.In addition, it also can be widely used in electron electric power, petrochemical industry, metallurgical plating, papermaking weaving, pharmacy dialysis, food and drink, Drinking Water, factory and enterprise water, swimming pool etc.Although there is the filtration system based on shallow-layer filter of various ways at present, the following shortcoming of filtration system ubiquity based on shallow-layer filter of prior art: 1, install, safeguard and dismantle cumbersome; 2, water distribution is uneven, makes water can not uniformly across packing layer, thus causes that filter efficiency is low, weak effect; 3, flow velocity is low, and efficiency is low, and there is phenomenons such as running sand during recoil, causes backwash efficiency low; 4, be not easy to transport; 5, water-locator and water collector are all overall structures, and dismounting inconvenience, better bothers, and water distribution and the weak effect that catchments; 6, filtration and backwash control complexity; 7, need when carrying out backwash to stop filtering, thus cause filter efficiency lower.
Summary of the invention
The purpose of this utility model is exactly the above-mentioned shortcoming that will overcome the existing filtration system based on shallow-layer filter, a kind of filtration system based on shallow-layer filter is provided, it is not only installed, safeguard and convenient disassembly, and water distribution is even, make water uniformly across packing layer, thus cause filter efficiency high, and during recoil, there is not phenomenons such as running sand, thus make backwash efficiency high; Finally, it is convenient to transport, and does not need during backwash to stop filtering, and efficiency is higher.
The utility model provides following technical scheme: a kind of filtration system based on shallow-layer filter, it comprises multiple shallow-layer filter, each described shallow-layer filter comprises spherical cylindrical shell and supports multiple supporting legs of described spherical cylindrical shell, described spherical cylindrical shell is provided with hand hole and lower hand hole, water-locator is provided with in described spherical cylindrical shell, be positioned at the packing layer below described water-locator and water collector, be characterized in: described water-locator comprises water distribution frame, water distributing tray and end cap, the upper end of described water distribution frame is threaded and is arranged on the top of described spherical cylindrical shell by water inlet threaded cap, the lower end of described water distribution frame is threaded and is arranged on described water distribution frame by described end cap by described water distributing tray, described water collector comprises disperser, be arranged on the multiple upper collecting pipe on described upper disperser, lower disperser, be arranged on the multiple lower collecting pipe on described lower disperser and surge drum, described upper disperser and lower disperser are arranged on described surge drum, described upper collecting pipe and lower collecting pipe are respectively arranged with multiple water cap, the lower end of described surge drum is threaded and is arranged on by water outlet threaded cap on the bottom of described spherical cylindrical shell, wherein, the water outlet threaded cap of each described shallow-layer filter is connected with same outlet pipe by plough groove type pipe joint, the water inlet threaded cap of each described shallow-layer filter is connected with a port of a three-way blowoff valve by plough groove type pipe joint, another two ports of described three-way blowoff valve are connected with same blow-off pipe with same water inlet pipe respectively, described water inlet pipe is provided with inlet gage and air bleeding valve, described outlet pipe is provided with discharge pressure table, between described inlet gage and discharge pressure table, pressure difference switch is installed.
Further, wherein, the described upper hand hole of described shallow-layer filter is provided with upper hand hole cover by hex bolts one and pad one, and is provided with O type circle one between described upper hand hole cover and described upper hand hole; The described lower hand hole of described shallow-layer filter is provided with lower hand hole cover by hex bolts two and pad two, and is provided with O type circle two between described lower hand hole cover and described lower hand hole.
Further, wherein, the described supporting leg of described shallow-layer filter has three and the lower end of each described supporting leg is provided with supporting leg lid.
Again further, wherein, be provided with into water sealing ring between the described water distribution frame of described shallow-layer filter and described spherical cylindrical shell.
On the other hand, wherein, the described upper disperser of described shallow-layer filter and lower disperser by gland, water cap is installed and screw lid is arranged on described surge drum.
Further, wherein, described multiple upper collecting pipe of described shallow-layer filter and described multiple lower collecting pipe are arranged on described upper disperser and lower disperser respectively by connecting pin.
Further, wherein, waterstop ring is provided with out between the described surge drum of described shallow-layer filter and described spherical cylindrical shell.
The utility model has following remarkable advantage:
1, the water-locator of shallow-layer filter and water collector adopt split-type structural, easy for installation, change easily, and water distribution and catchment effective.
2, shallow-layer filter adopts spherical tank, fully can coordinate water-locator, water distribution uniformity; Meanwhile, coordinate multiple water caps of water collector, make to form interior circulation during backwash, do not run sand.
Even if 3, the water-locator of shallow-layer filter makes unfiltered water also can flow uniformly through packing layer when high flow capacity, and maintain a smooth water surface on packing layer, thus contribute to improving filter efficiency.
4, the water collector of shallow-layer filter has multiple mushroom pressure difference compensation water cap, and make system each several part hydraulic balance under filtration condition, filtration flow-rate is high, and efficiency is high; Under backwash state, circulation in being formed, backwash efficiency is high and do not run sand.
5, shallow-layer filter is provided with upper and lower two hand holes, conveniently installs and changes water-locator and water collector, and upper hand hole can be used for observing and feeding in raw material, and lower hand hole can be used for emptying and safeguarding.
6, shallow-layer filter has detachable supporting leg, and the convenient transport of detachable supporting leg, reduce cost of transportation, in-site installation is convenient, height adjustable, better adapts to irregular ground.
7, filtration system just can regulate filtration and backwash process automatically based on the pressure reduction of pressure difference switch, thus filtration and backwash are controlled simply.
8, filtration system does not need when carrying out backwash to stop filtering, and can become and filter limit flushing, thus cause filter efficiency higher.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the filtration system based on shallow-layer filter of the present utility model.
Fig. 2 is the schematic diagram of the shallow-layer filter used in filtration system of the present utility model.
Fig. 3 is the schematic diagram of the water-locator of the shallow-layer filter used in filtration system of the present utility model.
Fig. 4 is the schematic diagram of the water collector of the shallow-layer filter used in filtration system of the present utility model.
A, outlet pipe in figure; B, shallow-layer filter; C, plough groove type pipe joint; D, air bleeding valve; E, discharge pressure table; F, inlet gage; G, water inlet pipe; H, three-way blowoff valve; I, blow-off pipe; J, pressure difference switch; 1, water inlet threaded cap; 2, hex bolts one; 3, pad one; Hand hole cover on 4; 5, O type circle one; 6, water-locator; 7, water collector; 8, spherical cylindrical shell; 9, water outlet threaded cap; 10, supporting leg; 11, supporting leg lid; 12, O type circle two; 13, lower hand hole cover; 14, pad two; 15, hex bolts two; 16, water inlet sealing ring; 17, water distribution frame; 18, water distributing tray; 19, end cap; 20, gland; 21, water cap is installed; 22, screw lid; 23, connecting pin; 24, lower disperser; 25 surge drums; 26, waterstop ring is gone out; 27, upper collecting pipe; 28, water cap; 29, lower collecting pipe; 30, upper disperser.
Detailed description of the invention
Fig. 1 shows the schematic diagram of the filtration system based on shallow-layer filter of the present utility model.As shown in Figure 1, a filtration system is made up of multiple shallow-layer filter B.In FIG, show two shallow-layer filter B, certainly, those skilled in the art, according to the needs filtered, can arrange the shallow-layer filter B of the varying numbers such as three, four, five.When using described filtration system to filter, the water outlet threaded cap 9 of multiple described shallow-layer filter B is connected with outlet pipe A by plough groove type pipe joint C, its water inlet threaded cap 1 is connected with a port of three-way blowoff valve H by plough groove type pipe joint C, and another two ports of described three-way blowoff valve H are connected with blow-off pipe I with water inlet pipe G respectively.In the utility model, multiple shallow-layer filter B of described filtration system share same water inlet pipe G, same blow-off pipe I and same outlet pipe A.Described water inlet pipe G is provided with inlet gage F and air bleeding valve D.Described outlet pipe A is provided with discharge pressure table E.Between described inlet gage F and discharge pressure table E, pressure difference switch J is installed.The described intake pressure of shallow-layer filter B and the difference of discharge pressure can be obtained by described pressure difference switch J.When described difference is excessive, shows that filter needs carry out having cleaned, now will clean shallow-layer filter B.
Fig. 2 shows the schematic diagram of the shallow-layer filter used in filtration system of the present utility model.As shown in Figure 2, the shallow-layer filter used in the utility model comprises spherical cylindrical shell 8 and supports multiple supporting legs 10 of described spherical cylindrical shell 8.Because described spherical cylindrical shell 8 is spherical, so fully water-locator can be coordinated, water distribution uniformity; Meanwhile, coordinate multiple water caps of water collector, make to form interior circulation during backwash, do not run sand.In the utility model, preferably, described supporting leg 10 has three and the lower end of each described supporting leg 10 is provided with supporting leg lid 11.Described supporting leg is detachable supporting leg, by disassembling described supporting leg, making the convenient transport of this shallow-layer filter, reducing cost of transportation.Meanwhile, in-site installation is convenient, height adjustable, better adapts to irregular ground.
Described spherical cylindrical shell 8 is provided with hand hole and lower hand hole.As shown in Figure 2, described upper hand hole is provided with upper hand hole cover 4 by hex bolts 1 and pad 1, and is provided with O type circle 1 between described upper hand hole cover 4 and described upper hand hole.Described lower hand hole is provided with lower hand hole cover 13 by hex bolts 2 15 and pad 2 14, and is provided with O type circle 2 12 between described lower hand hole cover 13 and described lower hand hole.In the utility model, by arranging upper and lower two hand holes, conveniently installing and changing water-locator device and water collector, and upper hand hole can be used for observing and feeding in raw material, lower hand hole can be used for emptying and safeguarding, makes this shallow-layer filter very easy to use.
Be provided with water-locator 6 in described spherical cylindrical shell 8, be positioned at packing layer below described water-locator 6 and water collector 7.Wherein, described water-locator 6 for water inlet is distributed to packing layer equably, thus improves filter efficiency.Described packing layer mainly quartz sand, it is for filtering water inlet.Described water collector 7 is for collecting the water after described packing layer filters.
Adopt monoblock type water-locator different from existing shallow-layer filter, the water-locator of the shallow-layer filter used in the utility model adopts split-type structural.Fig. 3 shows the schematic diagram of the water-locator of the shallow-layer filter used in filtration system of the present utility model.As shown in Figure 3, described water-locator 6 comprises water distribution frame 17, water distributing tray 18 and end cap 19.The upper end of described water distribution frame 17 is threaded, and as shown in Figure 2, to be arranged on the top of described spherical cylindrical shell 8 by described water distribution frame 17 by being threaded between water inlet threaded cap 1 and the screw thread of described water distribution frame 17.The lower end of described water distribution frame 17 is threaded, and described end cap 19 has internal thread.By being threaded between described end cap 19 with described water distribution frame 17 described water distributing tray 18 is arranged on described water distribution frame 17.The water of coming in is distributed to equably by described water distribution frame 17 and via described water distributing tray 18 on the packing layer that is positioned at below it.In addition, in the utility model, preferably, be provided with into water sealing ring 16 between described water distribution frame 17 and described spherical cylindrical shell 8, thus can prevent from leaking between water distribution frame 17 and spherical cylindrical shell 8.Even if described water-locator 6 makes unfiltered water also can flow uniformly through packing layer when high flow capacity, and maintain a smooth water surface on packing layer, thus contribute to improving filter efficiency.
Adopt monoblock type water collector different from existing shallow-layer filter, the water collector of the shallow-layer filter used in the utility model adopts split-type structural.Fig. 4 shows the schematic diagram of the water collector of the shallow-layer filter used in filtration system of the present utility model.As shown in Figure 4, described water collector 7 comprises disperser 30, the multiple upper collecting pipe 27 be arranged on described upper disperser 30, lower disperser 24, is arranged on multiple lower collecting pipe 29 on described lower disperser 24 and surge drum 25.In the utility model, as shown in Figure 4, preferably, described multiple upper collecting pipe 27 and described multiple lower collecting pipe 29 are arranged on described upper disperser 30 and lower disperser 24 respectively by connecting pin 23.Described upper disperser 30 and lower disperser 24 are arranged on described surge drum 25.As shown in Figure 4, in the utility model, preferably, the upper end of described surge drum 25 is provided with screw thread, and described upper disperser 30 and lower disperser 24 are removably mounted on described surge drum 25 by gland 20, installation water cap 21 and screw lid 22.Described upper collecting pipe 27 and lower collecting pipe 29 are respectively arranged with multiple water cap 28.As shown in Figures 2 and 4, the lower end of described surge drum 25 is threaded and is arranged on by water outlet threaded cap 9 on the bottom of described spherical cylindrical shell 8.In the utility model, preferably, between described surge drum 25 and described spherical cylindrical shell 8, be provided with out waterstop ring 26, thus can prevent the junction between described surge drum 25 and described spherical cylindrical shell 8 from leaking.Described water collector 6 has multiple mushroom pressure difference compensation water cap 28, and make system each several part hydraulic balance under filtration condition, filtration flow-rate is high, and efficiency is high; Under backwash state, circulation in being formed, backwash efficiency is high and do not run sand.
During described filtration system specific works, be divided into filtration condition and backwash state.When whole filtration system is in filtration condition, the port be connected with water inlet pipe G of three-way blowoff valve H is opened, the port shutdown be connected with blow-off pipe I, the water of filtered enters described shallow-layer filter B by water inlet pipe G, three-way blowoff valve H, first by the water-locator 6 on its top, and coordinate spherical housing, to arrive the packing layer in filter close to the state of advection.When water flows through packing layer, impurity is trapped within packing layer.Water after filtration is collected and is flowed out by outlet pipe A by the collector 7 of filter bottom equably.In filter process, it is that advection filters, and which dictates that filter filters at high flow rates, still can reach good filter effect.Along with the continuous accumulation of impurity in packing layer, loss in head (i.e. pressure reduction) will constantly increase.When the pressure reduction of described pressure difference switch J reaches certain setting limit or filtration time reaches setting value, backwash state be entered, also remove to clean packing layer the impurity be accumulated.When system enters backwash state, change the break-make position (import is closed, and sewage draining exit is opened) with the three-way blowoff valve H needing the shallow-layer filter B of cleaning to be connected, the water section through filtering in other shallow-layer filter B flows into be wanted in the shallow-layer filter B of backwash.Due to system pressure, rushed under the impact of current by the packing layer of the shallow-layer filter B of backwash, impurity is then discharged by the sewage draining exit of three-way blowoff valve B, discharges eventually through blow-off pipe I.Wherein, the water collector of described ad hoc structure makes packing layer form interior circulation when backwash state, washes by rubbing with the hands mutually, improves backwash efficiency to greatest extent, the backwash water needed for minimizing between filler, does not run material during backwash simultaneously.At the end of backwash, valve returns to filtration condition again, and next shallow-layer filter B then enters backwash state.A general system is made up of multiple shallow-layer filter B, and they are backwash successively, continues to flow during to ensure backwash.
Claims (7)
1. the filtration system based on shallow-layer filter, comprise multiple shallow-layer filter (B), each described shallow-layer filter (B) comprises spherical cylindrical shell (8) and supports multiple supporting legs (10) of described spherical cylindrical shell (8), described spherical cylindrical shell (8) is provided with hand hole and lower hand hole, water-locator (6) is provided with in described spherical cylindrical shell (8), be positioned at packing layer and the water collector (7) of described water-locator (6) below, it is characterized in that: described water-locator (6) comprises water distribution frame (17), water distributing tray (18) and end cap (19), the upper end of described water distribution frame (17) is threaded and passes through water inlet threaded cap (1) and is arranged on the top of described spherical cylindrical shell (8), the lower end of described water distribution frame (17) is threaded and is arranged on described water distribution frame (17) by described end cap (19) by described water distributing tray (18), described water collector (7) comprises disperser (30), be arranged on the multiple upper collecting pipe (27) on described upper disperser (30), lower disperser (24), be arranged on the multiple lower collecting pipe (29) on described lower disperser (24) and surge drum (25), described upper disperser (30) and lower disperser (24) are arranged on described surge drum (25), described upper collecting pipe (27) and lower collecting pipe (29) are respectively arranged with multiple water cap (28), the lower end of described surge drum (25) is threaded and is arranged on by water outlet threaded cap (9) on the bottom of described spherical cylindrical shell (8), wherein, the water outlet threaded cap (9) of each described shallow-layer filter (B) is connected with same outlet pipe (A) by plough groove type pipe joint (C), the water inlet threaded cap (1) of each described shallow-layer filter (B) is connected with a port of a three-way blowoff valve (H) respectively by plough groove type pipe joint (C), another two ports of described three-way blowoff valve (H) are connected with same blow-off pipe (I) with same water inlet pipe (G) respectively, described water inlet pipe (G) is provided with inlet gage (F) and air bleeding valve (D), described outlet pipe (A) is provided with discharge pressure table (E), pressure difference switch (J) is installed between described inlet gage (F) and discharge pressure table (E).
2. a kind of filtration system based on shallow-layer filter according to claim 1, it is characterized in that: the described upper hand hole of described shallow-layer filter (B) is provided with hand hole cover (4) by hex bolts one (2) and pad one (3), and is provided with O type circle one (5) between described upper hand hole cover (4) and described upper hand hole; The described lower hand hole of described shallow-layer filter (B) is provided with lower hand hole cover (13) by hex bolts two (15) and pad two (14), and is provided with O type circle two (12) between described lower hand hole cover (13) and described lower hand hole.
3. a kind of filtration system based on shallow-layer filter according to claim 2, is characterized in that: the described supporting leg (10) of described shallow-layer filter (B) has three and the lower end of each described supporting leg (10) is provided with supporting leg lid (11).
4. a kind of filtration system based on shallow-layer filter according to claim 1, is characterized in that: be provided with into water sealing ring (16) between the described water distribution frame (17) of described shallow-layer filter (B) and described spherical cylindrical shell (8).
5. a kind of filtration system based on shallow-layer filter according to claim 1, is characterized in that: the described upper disperser (30) of described shallow-layer filter (B) and lower disperser (24) are arranged on described surge drum (25) by gland (20), installation water cap (21) and screw lid (22).
6. a kind of filtration system based on shallow-layer filter according to claim 5, is characterized in that: described multiple upper collecting pipe (27) and described multiple lower collecting pipe (29) of described shallow-layer filter (B) are arranged on described upper disperser (30) and lower disperser (24) respectively by connecting pin (23).
7. a kind of filtration system based on shallow-layer filter according to claim 6, is characterized in that: be provided with out waterstop ring (26) between the described surge drum (25) of described shallow-layer filter (B) and described spherical cylindrical shell (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420608981.3U CN204147614U (en) | 2014-10-21 | 2014-10-21 | A kind of filtration system based on shallow-layer filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420608981.3U CN204147614U (en) | 2014-10-21 | 2014-10-21 | A kind of filtration system based on shallow-layer filter |
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| Publication Number | Publication Date |
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| CN204147614U true CN204147614U (en) | 2015-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420608981.3U Expired - Fee Related CN204147614U (en) | 2014-10-21 | 2014-10-21 | A kind of filtration system based on shallow-layer filter |
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| CN (1) | CN204147614U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113694611A (en) * | 2018-01-10 | 2021-11-26 | 寿控股有限公司 | Drainage head with water purification function, water purification filter core and faucet device |
-
2014
- 2014-10-21 CN CN201420608981.3U patent/CN204147614U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113694611A (en) * | 2018-01-10 | 2021-11-26 | 寿控股有限公司 | Drainage head with water purification function, water purification filter core and faucet device |
| CN113694611B (en) * | 2018-01-10 | 2022-10-04 | 寿控股有限公司 | Drainage head with water purification function, water purification filter element and faucet device |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150211 Termination date: 20161021 |