CN204745769U - Gravity type valveless filter - Google Patents

Gravity type valveless filter Download PDF

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Publication number
CN204745769U
CN204745769U CN201520238576.1U CN201520238576U CN204745769U CN 204745769 U CN204745769 U CN 204745769U CN 201520238576 U CN201520238576 U CN 201520238576U CN 204745769 U CN204745769 U CN 204745769U
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China
Prior art keywords
siphon
filter
water
tank
filter tank
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Expired - Fee Related
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CN201520238576.1U
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Chinese (zh)
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李文杰
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李文杰
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Priority to CN201520238576.1U priority Critical patent/CN204745769U/en
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Abstract

The utility model discloses a gravity type valveless filter, including distribution system, filtration system and siphon system, distribution system includes and divides the distribution reservoir and divide the distribution reservoir below to strain the jar through two of feeding through communicating pipe, the bottom is equipped with the grid in straining jar, still is equipped with arch, water distribution baffle and filter material on straining jar inside wall, strains a jar outer lower part and is equipped with the receiving opening, and wherein, water distribution baffle installation is in the arch, the siphon system includes siphon tedge, siphon, siphon downtake, forces back flush pipe, pond, wherein, force the lower extreme of back flush pipe to be equipped with the compulsory destruction system of siphon, pond and strain and be equipped with compulsory recoil system between the jar. The utility model discloses an advantage does: adjustable filter material quantity also can be according to the different filter materials of changing of raw water, can manual destruction back flush process, also can manually open the back flush process, the back flush process is fast, and is efficient, and the filter material washes evenly, can extensively be used for the drainage of various environment.

Description

Gravity type valveless water filter device
Technical field
The utility model relates to environmental protection water purification field, particularly relates to a kind of gravity type valveless water filter device.
Background technology
Gravity type valveless water filter device be widely used in surface water purification, underground water deferrization and demanganization, recirculated water bypath filter, factory effluent except the filtration of suspended impurity, the subsequent filter of organic sewage after biochemical treatment and secondary sedimentation tank process and indoor swimming pool water be a kind of desirable water treatment facilities.
But it is uneven also to there is backwashing water water distribution in current gravity type valveless water filter device, the shortcoming such as to catchment uneven, and common filter also will install some the time-program(me) control instrument needing artificial maintenance meticulously or process procedures control instruments, and cost is high, and efficiency is low.Have though existing and improve as Chinese patent CN104225982 and Chinese patent CN203002048 improves it, realize automatic fitration.But it exists many problems, as the filter in gravity type valveless water filter device once damage and cannot change, cause the inefficacy of gravity type valveless water filter device entirety; Gravity type valveless water filter device siphoning installation, once after siphon destructive bucket lost efficacy, gravity type valveless water filter device constantly will carry out backwash process; Gravity type valveless water filter device is in backwash process, and uneven water flow distribution, the filtering layer of gravity type valveless water filter device can only carry out partial flushing, can not play the effect of rinsing completely.
Utility model content
Technical problem to be solved in the utility model is, striving can not at filter once after damaging, whole gravity type valveless water filter device also will be scrapped to existing gravity type valveless water filter device; After the siphon destructive bucket of gravity type valveless water filter device lost efficacy, gravity type valveless water filter device constantly will carry out backwash process; And gravity type valveless water filter device is in backwash process, the defects such as partial flushing, flushing speed is slow, flush efficiency is low can only be carried out to filtering layer and propose to improve.
The technical scheme of the utility model gravity type valveless water filter device is as follows:
Gravity type valveless water filter device, described water distribution system comprises distributes water tank and two filter tanks distributed by being communicated with communicating pipe below water tank; Wherein distribute water tank bottom and be provided with distribution tank inlet pipe, distribute the water inlet pipe that the tank inlet pipe left and right sides is respectively equipped with two filter tanks; Wherein the water inlet pipe of filter tank is U-tube, and filter tank top is provided with inspection manhole and passage, and filter tank top is provided with outlet pipe; Filter tank bottom is provided with charging hole, is the entrance of filtrate, can add the filtrate of different amount according to the actual requirements, also can change filtrate, avoid the defect will carrying out integral replacing after filtrate uses for a long time; Filter tank inner bottom part is provided with grid, and in backwash process, clear water flows through grid and is uniformly distributed, and carries out flushing filtrate; Filter tank madial wall is also provided with projection, and water distribution baffle plate is installed in projection; Described filtration system is positioned at filter tank inside, comprises the filtrate below water distribution baffle plate and water distribution baffle plate, water distribution baffle plate and leave gap between filtrate and filter tank madial wall;
Described siphonic system, comprises the siphon tedge be communicated with the water inlet pipe of filter tank, the siphon pipe be communicated with siphon tedge upper end, the siphon down-comer be connected with siphon pipe, is positioned at the pond of siphon down-comer outlet below; Wherein, the end opening of siphon tedge is equipped with stabilier, is positioned at below water distribution baffle plate; Be provided with auxiliary siphon tube in the middle of siphon pipe and siphon down-comer, auxiliary siphon tube is connected with pressure backwash tube, forces the lower end of backwash tube to be provided with siphon shakedown and destroys system.When the siphon destructive bucket of filter tank inside is ineffective, backwash process can be stopped by siphon shakedown system; Siphon destructive bucket is positioned at above filter tank inside, water distribution baffle plate, is communicated with by inverted u-shaped pipe with auxiliary siphon tube; Pond is positioned at the ground of filter tank side, is provided with pressure backpurge system between pond and filter tank, can carry out artificial recoil cleaning process when needed by forcing backpurge system.
When distributing water tank and entering former water, former water flows into filter tank by the water inlet pipe of filter tank under gravity and filters, and current are stablized at the stabilier of the end opening being positioned at siphon tedge, avoid bringing into because current inequality brings air into.Clear water after filtration flows into clear water reserviors through filtrate water distribution baffle plate and the gap between filtrate and filter tank madial wall, and when the delivery port of clear water reserviors water level higher than filter tank top, clear water flows out.When filtrate service time is long, the impurity blocking that filtrate can be filtered, the speed of media filtration water will slow down, above filtrate, water level rises, and then enter siphon pipe, when siphonal water level reach cross siphon tedge peak level time, represent raw water filtration defective, device will carry out backwash automatically.
Before backwash, former water constantly enters siphon pipe, at the upper orifice place of auxiliary siphon tube, enters auxiliary siphon tube and falls along this pipe, by forcing wash tub pipe and the air taken away in pipe in dropping process, the mouth of pipe of siphon down-comer is lived by the water seal in pond, form negative pressure gradually, and vacuum increases gradually in siphon down-comer, former water continues to rise rapidly from " before backwash; the highest water surface in pipe " at the liquid level of siphon tedge, and crosses inverted u-shaped pipe, falls along siphon down-comer.
So backwash starts, clear water from top to bottom enters filtering ponds from clear water reserviors along the gap between filtrate and filter tank madial wall, to recoil from bottom to top filtering layer from filtering ponds again, filtering ponds are made to be in expansion, filtrate rubs mutually, collide, be trapped and be adsorbed on the dirts such as the suspension in filter course with current by filtering ponds, enter siphon tedge, flow into pond along tube, siphon down-comer.In backwash process, the water surface in clear water reserviors declines rapidly, and when the water surface in clear water reserviors is down to the siphon destructive bucket mouth of pipe, air enters inverted u-shaped pipe from the siphon destructive bucket mouth of pipe, so siphon is destroyed, the water cut in siphon pipe, backwash terminates.Meanwhile, the filtrate being in the filter course of swelling state falls, and former water still enters filtering ponds, so start again the filtration of one-period.
Wherein two filter tank communicating pipes are communicated with, one is that two filter tanks can work simultaneously accelerate drainage process, but filter tank is blocked when can not use, the clear water in another filter tank by flowing into the carrying out of auxiliary backwash process communicating pipe, until backwash terminates completely.Such one is accelerate backwash process, and two is that the efficiency of backwash process is greatly improved.
As preferred version of the present utility model, described pressure backwash tube has two.
As preferred version of the present utility model, on described filter tank madial wall be raised with two and more than, water distribution baffle plate is movably installed in projection, water distribution baffle plate Height Adjustable.
As preferred version of the present utility model, described water distribution baffle plate is tubaeform, and tubaeform top can increase siphon area when there is backwash siphon, accelerates siphon speed.
As preferred version of the present utility model, siphon pipe is identical with siphon tedge internal diameter, be siphon down-comer internal diameter, filter tank the twice of water inlet pipe internal diameter thick.The internal diameter of filter tank water inlet pipe is less than the internal diameter of siphon tedge, and former water brings air into by producing percussion by steadily falling into filtration system during filter tank water inlet pipe.
As preferred version of the present utility model, two described siphonic systems and the plane of symmetry of two filter tanks in 65 to 110 angles, can regulate according to practice of construction environment respectively.
As preferred version of the present utility model, between described siphon destructive bucket and water distribution baffle plate, leave gap.
As preferred version of the present utility model, described water distribution system and siphonic system material therefor are Q235 steel.
In sum, the advantage of gravity type valveless water filter device of the present utility model is: adjustable filtrate consumption, also can change filtrate according to the difference of former water; Manually can destroy backwash process, also can manually opened backwash process; Backwash process speed is fast, and efficiency is high, and filtrate rinses evenly, the drainage of various environment can be widely used in.
Accompanying drawing explanation
The front view of accompanying drawing 1 gravity type valveless water filter device;
The top view of accompanying drawing 2 gravity type valveless water filter device;
The A-A of accompanying drawing 3 gravity type valveless water filter device is to sectional view.
Detailed description of the invention
As shown in Figure 1 to Figure 3, gravity type valveless water filter device of the present utility model, comprises water distribution system, filtration system and siphonic system.
Described water distribution system comprises distributes water tank 8 and two filter tanks 19 distributed by being communicated with communicating pipe 6 below water tank 8; Wherein distribute bottom water tank 8 and be provided with distribution tank inlet pipe 3, distribute the water inlet pipe 2 that tank inlet pipe 3 left and right sides is respectively equipped with two filter tanks; Wherein the water inlet pipe 2 of filter tank is U-tube, filter tank 19 top is provided with inspection manhole 1 and passage 4, filter tank 19 top is provided with outlet pipe 5, filter tank 19 bottom is provided with charging hole 7, filter tank 19 inner bottom part is provided with grid 13, filter tank 19 madial wall is also provided with protruding 21, and tubaeform water distribution baffle plate 11 is installed on protruding 21, wherein, protruding 21 have two and more than.
It is inner that described filtration system is positioned at filter tank 18, comprises the filtrate 12 below tubaeform water distribution baffle plate 11 and water distribution baffle plate 11, water distribution baffle plate 11 and leave gap between filtrate 12 and filter tank 18 madial wall and rise to clear water reserviors 20 for clear water; When filtrate 12 loading is different, the height of water distribution baffle plate 11 carries out corresponding adjustment, and to ensure there is gap between water distribution baffle plate 11 and filtrate 12, former water will obtain being uniformly distributed then filtering at gap location after by stabilier 10.
Described siphonic system, comprises the siphon tedge 22 be communicated with the water inlet pipe 2 of filter tank 19, the siphon pipe 9 be communicated with siphon tedge 22 upper end, the siphon down-comer 23 be connected with siphon pipe 9, is positioned at the pond 18 that siphon down-comer 23 exports below; Be provided with auxiliary siphon tube 24 in the middle of siphon pipe 9 and siphon down-comer 23, auxiliary siphon tube 24 is connected with forces backwash tube 15; Siphon destructive bucket 14 is positioned at above water distribution baffle plate 11, and leaves gap between water distribution baffle plate 11, is communicated with in inverted u-shaped pipe with auxiliary siphon tube 24; The end opening of siphon tedge 22 is equipped with stabilier 10, is positioned at below water distribution baffle plate 11.Described pressure backwash tube 15 has two, forces the lower end of backwash tube 15 to be provided with siphon shakedown and destroys system 16, and when the siphon destructive bucket of filter tank inside is ineffective, destroying system by siphon shakedown can stop backwash process.Described siphon pipe 9 is identical with siphon tedge 22 internal diameter, be siphon down-comer 23 internal diameter, filter tank 19 the twice of water inlet pipe internal diameter thick, ensure carrying out gently of raw water filtration and backwash process.
Gap can be left in the scope of 360 between described filtrate 12 and the madial wall of filter tank 20, also can leave gap in the scope of Partial angle, can regulate according to actual drainage rate.
Described pond 18 is positioned at the ground of filter tank 20 side, is provided with and forces backpurge system 17, for artificially forcing backwash process between pond 18 and filter tank 20.
Two described siphonic systems and the plane of symmetry of two filter tanks 20 are respectively in 65 to 110 angles.
Below by reference to the accompanying drawings preferred embodiment of the present utility model is elaborated, but the utility model is not limited to above-mentioned embodiment, in the ken that art technical staff possesses, various change can also be made under the prerequisite not departing from the utility model aim.

Claims (9)

1. gravity type valveless water filter device, comprises water distribution system, filtration system and siphonic system, it is characterized in that: described water distribution system comprises distributes water tank (8) and distributes two filter tanks (19) of water tank (8) below by being communicated with communicating pipe (6); Wherein distribute water tank (8) bottom and be provided with distribution tank inlet pipe (3), distribute the water inlet pipe (2) that tank inlet pipe (3) left and right sides is respectively equipped with two filter tanks; Wherein the water inlet pipe (2) of filter tank is U-tube, filter tank (19) top is provided with inspection manhole (1) and passage (4), filter tank (19) top is provided with outlet pipe (5), filter tank (19) bottom is provided with charging hole (7), filter tank (19) inner bottom part is provided with grid (13), filter tank (19) madial wall is also provided with projection (21), protruding (21) are provided with water distribution baffle plate (11); It is inner that described filtration system is positioned at filter tank (18), comprises the filtrate (12) of water distribution baffle plate (11) and water distribution baffle plate (11) below, water distribution baffle plate (11) and leave gap between filtrate (12) and filter tank (18) madial wall; Described siphonic system, comprise the siphon tedge (22) be communicated with the water inlet pipe of filter tank (19) (2), the siphon pipe (9) be communicated with siphon tedge (22) upper end, the siphon down-comer (23) be connected with siphon pipe (9), is positioned at the pond (18) of siphon down-comer (23) outlet below; Wherein, the end opening of siphon tedge (22) is equipped with stabilier (10), is positioned at water distribution baffle plate (11) below; Be provided with auxiliary siphon tube (24) in the middle of siphon pipe (9) and siphon down-comer (23), auxiliary siphon tube (24) is connected with forces backwash tube (15), forces the lower end of backwash tube (15) to be provided with siphon shakedown and destroys system (16); Auxiliary siphon tube (24) is communicated with by inverted u-shaped pipe with siphon destructive bucket (14), and siphon destructive bucket (14) is positioned at filter tank (19) inside, water distribution baffle plate (11) top; Pond (18) is positioned at the ground of filter tank (20) side, is provided with and forces backpurge system (17) between pond (18) and filter tank (20).
2. gravity type valveless water filter device according to claim 1, is characterized in that: described pressure backwash tube (15) has two.
3. gravity type valveless water filter device according to claim 1, is characterized in that: the projection (21) on described filter tank (19) madial wall have two and more than, water distribution baffle plate (11) Height Adjustable.
4. the gravity type valveless water filter device according to claim 1 or 3, is characterized in that: described water distribution baffle plate is tubaeform.
5. gravity type valveless water filter device according to claim 1, is characterized in that: described siphon pipe (9) is identical with siphon tedge (22) internal diameter, be siphon down-comer (23) internal diameter, filter tank (19) the twice of water inlet pipe internal diameter thick.
6. gravity type valveless water filter device according to claim 1, is characterized in that: can leave gap the scope of 360 degree between described filtrate (12) and the madial wall of filter tank (20), also can leave gap in the scope of Partial angle.
7. gravity type valveless water filter device according to claim 1, is characterized in that: two described siphonic systems and the plane of symmetry of two filter tanks (20) are respectively in 65 degree to 110 degree angles.
8. gravity type valveless water filter device according to claim 1, is characterized in that: leave gap between described siphon destructive bucket (14) and water distribution baffle plate (11).
9. gravity type valveless water filter device according to claim 1, is characterized in that: described water distribution system and siphonic system material therefor are Q235 steel.
CN201520238576.1U 2015-04-20 2015-04-20 Gravity type valveless filter Expired - Fee Related CN204745769U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520238576.1U CN204745769U (en) 2015-04-20 2015-04-20 Gravity type valveless filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520238576.1U CN204745769U (en) 2015-04-20 2015-04-20 Gravity type valveless filter

Publications (1)

Publication Number Publication Date
CN204745769U true CN204745769U (en) 2015-11-11

Family

ID=54460530

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520238576.1U Expired - Fee Related CN204745769U (en) 2015-04-20 2015-04-20 Gravity type valveless filter

Country Status (1)

Country Link
CN (1) CN204745769U (en)

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C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20151111

Termination date: 20160420

CF01 Termination of patent right due to non-payment of annual fee