CN206793157U - Floated filter - Google Patents

Abstract

The utility model discloses a kind of floated filter, including fixed mount (2), it is characterised in that：Fixed mount (2) is provided with filter, the filter includes filter screen A (12), filter screen B (14) and two end plates, filter screen A (12) and filter screen B (14) is cylindricality cylindrical body, end plate is located at filter screen A (12) and filter screen B (14) both ends, end plate and filter screen B (14) form a filter cavity, filter screen A (12) is separated out a secondary filter cavity in above-mentioned filter cavity, end plate is provided with delivery port (13), the secondary filter cavity that the delivery port (13) is formed with above-mentioned filter screen A (12) connects, so that water to be filtered enters in secondary filter cavity from outside through after filter screen B (14) and filter screen A (12), discharged again from delivery port (13)；End plate is provided with central shaft, and filter is fixed on fixed mount (2) by central shaft, and can be around central axis.

Description

Floated filter

Technical field

The utility model belongs to field of agricultural irrigation, is related to a kind of filter, especially a kind of floated filter.

Background technology

Water resource is most valuable, and water saving turns into industry, the trend of agricultural sustainable development.In China, water resource Very short, water resources ownership per capita is only world average level a quarter, and agricultural is to use water rich and influential family, therefore, is added Fast developing agricultural water saving is imperative, and the fast development of micro irrigation technology requires advanced filter plant to be adapted therewith.And its Middle filter plant is very important equipment.

At present, using extensive filter, such as Chinese patent CN202270401U and CN201565186U, be all it is a kind of from Cleaning filter, although the self-cleaning to filter screen can be realized, actual use has following problem：1st, it must be fixedly arranged at certain One fixed position uses, and can not arbitrarily move；2nd, working condition needs to realize the water inlet and water outlet of filter by water pump；3rd, it is right Filter water source has particular/special requirement, for example, the water of filtering water channel can not work long hours, the cleaning of mainly work water pump and filter screen Actual requirement is not reached.

Chinese patent CN104740925A, CN103520973A disclose a kind of floated filter, operation principle be by Cartridge filter is immersed in water, and water enters in cartridge filter through filter screen, is afterwards extracted the water purification after filtering out by suction pump, is realized Filtering, although can be moved easily, and is not required intake pressure, problems with still be present when actually using：

1st, drive cartridge filter to rotate by motor, when water level fluctuation caused frame to be rocked in water, be not tensioned dress Put, it may appear that the phenomenon skidded occur in the transmission chain relaxation between motor and cartridge filter, transmission process；

2nd, because cartridge filter is to be immersed in for a long time in water, driving-chain is provided between motor and cartridge filter, passes through driving-chain Transmission, the transmission problem between motor and cartridge filter can not also solve well, after working long hours, it may appear that driving-chain skids Or phenomena such as getting rusty；

3rd, when water float has impurity, for example, branch, dirt etc., impurity can be entangled in float or frame, or is attached to The surface of cartridge filter；Being entangled in float or frame can cause complete machine resistance in water to increase, and the stress increase of fixing device, work as patch At cartridge filter surface, filter water can be caused to slow down into cartridge filter internal speed, influence filtration, reduce operating efficiency, And it must be manual cleaning to clear up impurity, increase working strength；

4th, cartridge filter is immersed in water for a long time, and the surface of cartridge filter can adsorb many impurity, and impurity includes adsorbing with water Impurity on cartridge filter surface, in addition to the impurity such as microorganism and moss；

5th, cartridge filter is provided only with one layer of filter screen, and the filter opening setting of filter screen is big, does not have filter effect, and filter opening sets small , increase cleaning frequency and cleaning difficulty；

6th, when cartridge filter is not fully immersed in, for example, when only having soaked 1/3rd of cartridge filter, now delivery port exists More than the water surface, and when no driven by power suction pump draws water, the water purification of filtering in cartridge filter can not discharge from delivery port, Influence the use of filter effect and filter.

Therefore, applicant proposed a kind of new floated filter.

The content of the invention

It the utility model is related to a kind of floated filter, including fixed mount (2), it is characterised in that：On fixed mount (2) At least provided with filter,

The concrete structure of the filter is as follows：Include filter screen B (14) and at least two end plates, filter screen B (14) formation Cylindricality cylindrical body, end plate are located at the both ends of cylindricality cylindrical body, and end plate and filter screen B (14) form a filter cavity, at least one Block end plate is provided with delivery port (13) so that and the water outside filter chamber can pass through filter screen B (14) and enter in filter cavity, then Discharged from delivery port (13)；End plate is provided with central shaft, and the filter cavity that filter screen B (14) and end plate are formed is fixed by central shaft On fixed mount (2), and can be around central axis.

Above-mentioned end plate is made up of end plate A (3) and end plate B (3-1), and annularly, end plate B (3-1) is in circle for the end plate A (3) Shape, end plate B (3-1) are located at end plate A (3) annular hollow position, and the filter screen B (14) is connected on end plate A (3), end plate A (3) Mutually rotated with same axle center with end plate B (3-1), i.e. end plate A (3) is rotated, end plate B (3-1) geo-stationary, and end plate A (3) sealing is realized between end plate B (3-1), the delivery port (13) is arranged on end plate B (3-1).

During actual use：Water to be filtered passes through filter screen B (14), into filter cavity, discharges, entered by delivery port Water in filter chamber can also be extracted out from flowing out, when there is water impact filter screen B (14), can drive cartridge filter by water pump Rotate, during rotation, end plate A (3) rotates with filter screen B (14), end plate B (3-1) geo-stationary.

Impurities in water can be adsorbed on filter screen B (14) surface, therefore in order to improve the self-cleaning ability of filter and maintenance In the cycle, cleaning device is provided with the cylindricality cylindrical body filter chamber that filter screen B (14) is formed, the cleaning device is cleaning brush (16), the cleaning brush (16) is arranged in the filter cavity that end plate and filter screen B (14) are formed, and the brush body of cleaning brush (16) It is in contact with filter screen B (14).

The rotating shaft of the cleaning brush is fixed by fixed support and end plate B (3-1), i.e., cleaning brush (16) is equivalent to central shaft Geo-stationary, when filter rotates, because filter screen B (14) is close to cleaning brush (16), driven under frictional force effect clear Scrub (16) rotation, therefore, cleaning brush can the rotation in the case where being driven without exterior power, realize the cleaning to filter screen.

During actual use：By cleaning brush (16), filter screen B (14) can be realized and cleaned, prevent filter screen B (14) from blocking, Influence normal work.

In order to improve the filter capacity of filter, cylinder is provided with the tubular filter chamber that can be formed in filter screen B (14) The filter screen A (12) of shape, the delivery port (13) on the end plate connect with filter screen A (12) the secondary filter chambers formed.Concrete structure It is as follows：Filter includes filter screen A (12), filter screen B (14) and at least two end plates, filter screen A (12) and filter screen B (14) are Cylindricality cylindrical body, end plate are located at filter screen A (12) and filter screen B (14) cylindricality cylindrical body both ends, and end plate and filter screen B (14) form one Individual filter cavity, filter screen A (12) is separated out a secondary filter cavity in above-mentioned filter cavity, in the delivery port that end plate is provided with (13) connected with filter screen A (12) the secondary filter chambers being separated out, the end plate is made up of end plate A (3) and end plate B (3-1), the end Annularly, end plate B (3-1) is rounded by plate A (3), and end plate B (3-1) is located at end plate A (3) annular hollow position, the filter screen A (12) it is both connected to filter screen B (14) on end plate A (3).

During actual use：Water to be filtered enters in filter cavity from outside through filter screen B (14), then through filter screen A (12) Into in secondary filter cavity, finally discharged from delivery port (13).

Above-mentioned filter includes two layers of filter screen, i.e. filter screen A (12) and filter screen B (14), impurities in water can be adsorbed in filter screen A (12) and filter screen B (14) surface, therefore can in the space among filter screen B (14) and filter screen A (12) setting cleaning brush (16), and the brush body of cleaning brush (16) is in contact with filter screen A (12) and filter screen B (14).

Above-mentioned end plate is made up of end plate A (3) and end plate B (3-1), and annularly, end plate B (3-1) is in circle for the end plate A (3) Shape, end plate B (3-1) is located at end plate A (3) annular hollow position, and end plate A (3) and end plate B (3-1) can be with same axle center phase Mutually rotate, i.e. end plate A (3) is rotated, end plate B (3-1) geo-stationary, and is realized between end plate A (3) and end plate B (3-1) close Envelope.The delivery port (13) is arranged on end plate B (3-1).

Above-mentioned cleaning brush (16) can be arranged on the top of filter, can also be arranged on the bottom of filter, if Put at top, then when only filter is completely sunk in the water, cleaning brush (16) can be just soaked in water；When being arranged on During bottom, when filter part is immersed in water, cleaning brush (16) can be just immersed in water all the time, no matter it is provided in Portion or bottom, it can normally realize the scrub to filtering device filter screen.

As an improvement, be also provided with impurity-discharging pipe (15), be evenly equipped with aperture on impurity-discharging pipe (15), impurity-discharging pipe (15) with it is outer Boundary connects, and the impurity-discharging pipe (15) is arranged at the side of cleaning brush (16), i.e., the front of cleaning brush (16) rotation direction and/ Or rear.

During actual use：Impurity-discharging pipe (15) can be provided with suction pump with extraneous connection end, when filter is to be immersed in In water, after cleaning brush (16) brushes down the impurity sticked on filter screen B (14), the impurity outside filter can be by the water of outside Stream washes away, and some can pass through filter screen B (14) and enter in the filter cavity that end plate and filter screen B (14) are formed, and work as upstream end After the filter cavity that plate and filter screen B (14) are formed, partial impurities can be discharged with the current flowed out by impurity-discharging pipe (15) Filter chamber, prevent impurity from being flowed out from delivery port (13), and the connection water pump of delivery port (13) and impurity-discharging pipe (15) can be controlled Draw water speed, the speed of impurity-discharging pipe (15) is much smaller than delivery port (13).

If filter is provided with two layers, i.e. filter screen A (12) and filter screen B (14), water realize once mistake by filter screen B (14) Filter, under cleaning brush (16) effect, the impurity for being attached to filter screen B (14) surface is possible to that filter screen B (14) can be entered, and therefore, increases Add filter screen A (12) that secondary filter can be realized, and the spatially row of being provided with formed between filter screen A (12) and filter screen B (14) Miscellaneous pipe (15), impurity can be discharged effectively, prevent impurity to be attached to the surface of filter screen A (12), influence operating efficiency and filtering is imitated Fruit.

As an improvement, fixed mount (2), which is provided with, can install float (1), float (1) can not also be installed, float is installed (1) after, fixed mount (2) can be made to be suspended in water, can not be limited by the depth of water；Not installing float (1) can be by fixed mount (2) it is fixed in water, is now adapted to shallower water source.

As an improvement, fixed mount (2) is provided with drive mechanism (8), the drive mechanism (8) can be motor, hydraulic pressure horse Reach or any one can be with the equipment of active rotation.

The drive mechanism (8) is driven between filter by driving-chain (7), and the drive mechanism (8) is used to drive Moved end plate A (3) is rotated, i.e., driving-chain (7) is connected with end plate A (3)；What the driving-chain (7) was mutually inserted from beginning to end by several Monomer composition, monomer include dop (7-1) and body (7-5), and body (7-5) is provided with fixing hole A (7-2) and fixing hole B (7- 4), above-mentioned dop (7-1) may pass through fixing hole A (7-2) and/or fixing hole B (7-4), and with fixing hole A (7-2) and/or fixed Hole B is mutually clamped.

During actual use：Because filter is the biography that is partially flooded between underwater, drive mechanism and filter Dynamic component also can be always in underwater work, by above-mentioned driving-chain, it is possible to prevente effectively from transmission slip, improves operating efficiency.

In order to strengthen skidproof effect, anti-skid bulge (7-3), the anti-skid bulge can be provided with the side of dop (7-1) (7-3) is fitted in the transmission wheel surface of drive mechanism (8) and filter, increases skidproof effect.

Further, since filter is partially submerged, drive mechanism transmission filter rotates, and driving-chain is prevented The higher requirement that slip can propose with durability, therefore using above-mentioned driving-chain (7), can avoid skidding, and can carry The durability of high driving-chain (7).

As an improvement, provided with the support (5) being hinged with fixed mount (2), the drive mechanism (8) is located at the support (5) On, and tensioning spring (4) is provided between support (5) and fixed mount (2).

During actual use：It is fixed on support (5) in drive mechanism (8), and is provided between fixed mount (2) and support (5) Tensioning spring (4), when fixed mount (2) is though water rocks in water, in the presence of tensioning spring (4), tensioning is played all the time and is made With preventing drive mechanism (8) from playing the driving-chain of gearing between filter and skidding, by drive mechanism (8) to away from mistake The direction for filtering device promotes, and avoids driving-chain from skidding.

As an improvement, being provided with water leg (10), the water leg (10) is located at the rear of filter, water leg (10) Top it is curved, bottom is provided with the miscellaneous groove of collection (9) in the form of slot, and the miscellaneous groove (9) of collection is provided with impurity discharging port (11), impurity discharging port (11) to water (flow) direction impurities removal.

When filter is immersed in water, the water above filter can cross filter and flow backward, now, such as Contain impurity in fruit water, can fall into the miscellaneous groove (9) of collection, and from impurity discharging port (11) discharge collected on miscellaneous groove (9), prevent impurity from twining It is wound on fixed mount (2), or is fitted in filter surface.

During actual use：In circulating water, impurity is had close to frame, by setting water leg (10) not only to increase The water inlet of filter, and the impurity of floating on water can be collected in the miscellaneous groove of collection (9) of water leg (10) bottom, finally Discharged by impurity discharging port (11), do not influence whole system work, prevent impurities in water to be wrapped on float (1) or be wrapped in fixation On frame (2).

As an improvement, the position of delivery port (13) is set, delivery port (13) can be arranged on the bottom of end plate, that is, be arranged on The lower section of central shaft.The delivery port (13) is arranged on end plate B (3-1).

During actual use：When filter is not immersed in water all, and without in exterior power driving filter chamber When water is discharged out of filter chamber, delivery port (13) is arranged on the bottom of filter, in that context it may be convenient to makes the water purification after filtering certainly Stream outflow filter chamber.

Compared with prior art, the utility model has the features such as simple in construction, good reliability.

Brief description of the drawings

Fig. 1 is the structural representation of embodiment 1.

Fig. 2 is driving-chain structural representation.

Fig. 3 is driving-chain monomer structure main structure diagram.

Fig. 4 is driving-chain monomer structure side structure schematic view.

Fig. 5 is A-A direction structures schematic diagram in Fig. 3.

Fig. 6 is the structural representation of embodiment 4.

Fig. 7 is collecting groove structure schematic diagram.

Fig. 8 is B-B direction structures schematic diagram in Fig. 7.

Fig. 9 is the structural representation of embodiment 5.

Figure 10 is the structural representation of embodiment 6.

Figure 11 is the structural representation of embodiment 9.

Figure 12 is the structural representation of embodiment 9.

Figure 13 is the structural representation of embodiment 9.

Figure 14 is the structural representation of embodiment 9.

Figure 15 is the structural representation of embodiment 9.

Figure 16 is the structural representation of embodiment 9.

Shown in accompanying drawing：1 is float, and 2 be fixed mount, and 3 be end plate A, and 3-1 is end plate B, and 4 be tensioning spring, and 5 be support, 6 It is rotating shaft, 7 be driving-chain, and 7-1 is dop, and 7-2 is fixing hole A, and 7-3 is anti-skid bulge, and 7-4 is fixing hole B, and 7-5 is this Body, 8 be drive mechanism, and 9 be the miscellaneous groove of collection, and 10 be water leg, and 11 be impurity discharging port, and 12 be filter screen A, and 13 be delivery port, and 14 be filter screen B, 15 be impurity-discharging pipe, and 16 be cleaning brush, and 17 be transmission mechanism, and 20 be follower.

Embodiment

Embodiment 1：Reference picture 1, for the structural representation of the utility model embodiment 1, including fixed mount (2), its feature It is：Fixed mount (2) is provided with drive mechanism (8) and filter, and drive mechanism (8) can be motor, hydraulic motor or Any one can be with the equipment of active rotation, and the drive mechanism (8) is located on the support (5) being hinged with fixed mount (2), branch Tensioning spring (4) is provided between frame (5) and fixed mount (2), the drive mechanism (8) is provided with driving-chain between filter, And drive mechanism (8) can drive filter to rotate, the filter includes filter screen B (14) and at least two end plates, filter Net B (14) and form cylindricality cylindrical body, end plate is located at the both ends of cylindricality cylindrical body, and end plate and filter screen B (14) form a filter chamber Body, delivery port (13) is being provided with least on one piece of end plate so that the water outside filter chamber can pass through filter screen B (14) and enter filtering In cavity, then from delivery port (13) discharge；End plate is provided with central shaft, and the filter cavity that filter screen B (14) and end plate are formed passes through Central shaft is fixed on fixed mount (2), and can be around central axis.

Above-mentioned end plate is made up of end plate A (3) and end plate B (3-1), and annularly, end plate B (3-1) is in circle for the end plate A (3) Shape, end plate B (3-1) are located at end plate A (3) annular hollow position, and the filter screen B (14) is connected on end plate A (3), end plate A (3) Mutually rotated with same axle center with end plate B (3-1), i.e. end plate A (3) is rotated, end plate B (3-1) geo-stationary, and end plate A (3) sealing is realized between end plate B (3-1), the delivery port (13) is arranged on end plate B (3-1).The drive mechanism (8) End plate B (3-1) is driven to rotate.

During actual use：It is fixed in drive mechanism (8) on support (5), the support (5) is by rotating shaft (6) with fixing Frame (2) is be hinged, and tensioning spring (4) is provided between the fixed mount (2) and support (5), and the tensioning spring (4) all the time will driving Mechanism (8) pushes away to the direction away from cartridge filter, makes driving-chain of the drive mechanism (8) between cartridge filter all the time in tensioning shape State.

Embodiment 2：Compared with Example 1, the difference of the present embodiment is：Fixed mount (2) is provided with float (1), After float (1) is installed, fixed mount (2) can be made to be suspended in water, can not be limited by the depth of water.

Embodiment 3：Reference picture 2~5, it is the structural representation of the utility model embodiment 4, it is any with embodiment 1~2 Embodiment is compared, and the difference of the present embodiment is：Driving-chain (7) of the drive mechanism (8) between filter is specifically tied Structure is as follows：The monomer composition being mutually inserted from beginning to end by several, monomer include dop (7-1) and body (7-5), body (7-5) Fixing hole A (7-2) and fixing hole B (7-4) is provided with, above-mentioned dop (7-1) may pass through fixing hole A (7-2) and/or fixing hole B (7-4), and be mutually clamped with fixing hole A (7-2) and/or fixing hole B.

During actual use：Dop (7-1) is passed through into fixing hole A (7-2) or fixing hole B (7-4), ending connection, forms bar The catemer of shape.

Or dop is passed through into the fixing hole B (7-4) that is close to, afterwards through every the fixing hole A (7-2) of one, successively Analogize, form the catemer of strip.

As a further improvement, it is provided with anti-skid bulge (7-3), the anti-skid bulge (7-3) in the side of dop (7-1) It is fitted in the transmission wheel surface of drive mechanism (8) and filter.

During actual use, skidproof effect can be remarkably reinforced.

Embodiment 4：Reference picture 6~8, it is the structural representation of the utility model embodiment 4, it is any with embodiment 1~3 Embodiment is compared, and the difference of the present embodiment is：Water leg (10), the water leg (10) are additionally provided with fixed mount (2) The rear of filter is located at, the top of water leg (10) is curved, and bottom is provided with the miscellaneous groove of collection (9) in the form of slot, and the collection is miscellaneous Groove (9) is provided with impurity discharging port (11), and impurity discharging port (11) is to water (flow) direction impurities removal.When filter is immersed in water, filtering dress Water above putting can cross filter and flow backward, now, if containing impurity in water, can fall into the miscellaneous groove (9) of collection, and From impurity discharging port (11) discharge collected on miscellaneous groove (9), impurity is prevented to be wrapped on fixed mount (2), or be fitted in filter Surface.

During actual use：In circulating water, impurity is had close to frame, by setting water leg (10) not only to increase The water inlet of filter, and the impurity of floating on water can be collected in the miscellaneous groove of collection (9) of water leg (10) bottom, and by Impurity discharging port (11) is discharged, and does not influence whole system work, while impurities in water can also be prevented to be wrapped on float (1) or fix On frame (2).

Embodiment 5：Reference picture 9, it is the structural representation of the utility model embodiment 5, arbitrarily implements with embodiment 1~4 Example is compared, and the difference of the present embodiment is：Cleaning is provided with the cylindricality cylindrical body filter chamber that filter screen B (14) is formed to fill Put, the cleaning device is cleaning brush (16), and the cleaning brush (16) is arranged on the filtering that end plate and filter screen B (14) are formed In cavity, and the brush body of cleaning brush (16) is in contact with filter screen B (14).

The end plate is made up of end plate A (3) and end plate B (3-1), and annularly, end plate B (3-1) is in circle for the end plate A (3) Shape, end plate B (3-1) is located at end plate A (3) annular hollow position, and end plate A (3) and end plate B (3-1) can be with same axle center phase Mutually rotate, i.e. end plate A (3) is rotated, end plate B (3-1) geo-stationary, and is realized between end plate A (3) and end plate B (3-1) close Envelope, the delivery port (13) are arranged on end plate B (3-1).

The rotating shaft of the cleaning brush is fixed by fixed support and end plate B (3-1), i.e., cleaning brush (16) is equivalent to central shaft Geo-stationary, when filter rotates, because filter screen B (14) is close to cleaning brush (16), driven under frictional force effect clear Scrub (16) rotation, therefore, cleaning brush can the rotation in the case where being driven without exterior power, realize the cleaning to filter screen.

Embodiment 6：Reference picture 10, it is the structural representation of the utility model embodiment 6, arbitrarily implements with embodiment 1~5 Example is compared, and the difference of the present embodiment is：Provided with filter screen A (12), the filter screen A (12) is cylindricality cylindrical body, filter screen A (12) a secondary filter cavity, above-mentioned delivery port (13) and filter screen A are separated out in the filter cavity that filter screen B (14) is formed (12) the cavity connection of sealing is formed.

During actual use：Water to be filtered enters in filter cavity from outside through filter screen B (14), then through filter screen A (12) Into in secondary filter cavity, finally discharged from delivery port (13).

Embodiment 7：Compared with any embodiment of embodiment 5~6, the difference of the present embodiment is：Provided with impurity-discharging pipe (15) aperture, is evenly equipped with impurity-discharging pipe (15), impurity-discharging pipe (15) is in communication with the outside, and the impurity-discharging pipe (15) is arranged at clearly Scrub the front and/or rear of the side of (16), i.e. cleaning brush (16) rotation direction.

During actual use：Impurity-discharging pipe (15) can be provided with suction pump with extraneous connection end, when filter is to be immersed in In water, after cleaning brush (16) brushes down the impurity sticked on filter screen B (14), some can be outside outside filter Current rinse, some can pass through filter screen B (14) and enter in the filter cavity that end plate and filter screen B (14) are formed, when entering After entering the filter cavity that end plate and filter screen B (14) are formed, partial impurities can be arranged with the current flowed out by impurity-discharging pipe (15) Go out filter chamber, prevent impurity from being flowed out from delivery port (13), and the connection water of delivery port (13) and impurity-discharging pipe (15) can be controlled The speed of drawing water of pump, the speed of impurity-discharging pipe (15) is set to be much smaller than delivery port (13).

If filter is provided with two layers, i.e. filter screen A (12) and filter screen B (14), water realize once mistake by filter screen B (14) Filter, under cleaning brush (16) effect, the impurity for being attached to filter screen B (14) surface is possible to that filter screen B (14) can be entered, and therefore, increases Add filter screen A (12) that secondary filter can be realized, and the spatially row of being provided with formed between filter screen A (12) and filter screen B (14) Miscellaneous pipe (15), impurity can be discharged effectively, prevent impurity to be attached to the surface of filter screen A (12), influence operating efficiency and filtering is imitated Fruit.

Embodiment 8：Reference picture 11~16, it is the structural representation of the utility model embodiment 9, with embodiment 1~7 Meaning embodiment is compared, and the difference of the present embodiment is：Delivery port (13) is arranged on the bottom of end plate, is to set specifically In end plate B (3-1) bottom, i.e., the lower section of centrally disposed axle.

During actual use：Can when the water in filter chamber is less than central rotating shaft, i.e., when only filling with the filter chamber of lower half, Water in filter chamber can also be by end plate B (3-1) from flowing out, without using water pump, being drawn water suitable for no driven by power The situation of pump.

Embodiment 9：A kind of floated filter, including fixed mount (2), it is characterised in that：On fixed mount (2) at least provided with Filter, the filter include filter screen A (12), filter screen B (14) and at least two end plates, filter screen A (12) and filter screen B (14) it is cylindricality cylindrical body, end plate is located at filter screen A (12) and filter screen B (14) both ends, and end plate and filter screen B (14) form one Filter cavity, filter screen A (12) are separated out a secondary filter cavity in above-mentioned filter cavity, are at least provided with out on one piece of end plate The mouth of a river (13), the secondary filter cavity that the delivery port (13) is formed with above-mentioned filter screen A (12) connect so that water to be filtered is from outer Portion enters in secondary filter cavity through after filter screen B (14) and filter screen A (12), then is discharged from delivery port (13)；End plate is provided with Central shaft, filter are fixed on fixed mount (2) by central shaft, and can be around central axis.

During actual use：Water to be filtered enters in filter cavity from outside through filter screen B (14), then through filter screen A (12) Into in secondary filter cavity, finally discharged from delivery port (13), the filter capacity of filter can be effectively improved.

As an improvement, cleaning brush (16) is set in the space among filter screen B (14) and filter screen A (12), and cleaning brush (16) brush body is in contact with filter screen A (12) and filter screen B (14).

Above-mentioned cleaning brush (16) can be arranged on the top of filter, can also be arranged on the bottom of filter, if Put at top, then when only filter is completely sunk in the water, cleaning brush (16) can be just soaked in water；When being arranged on During bottom, when filter part is immersed in water, cleaning brush (16) can be just immersed in water all the time, no matter it is provided in Portion or bottom, it can normally realize the scrub to filtering device filter screen.

As a further improvement, it is provided with drive mechanism (8), the drive mechanism (8), drive mechanism (8) and filter Between by driving-chain (7) be driven, the monomer composition that the driving-chain (7) is mutually inserted from beginning to end by several, monomer include card Head (7-1) and body (7-5), body (7-5) are provided with fixing hole A (7-2) and fixing hole B (7-4), and above-mentioned dop (7-1) can It is mutually clamped through fixing hole A (7-2) and/or fixing hole B (7-4), and with fixing hole A (7-2) and/or fixing hole B.It is above-mentioned The side of dop (7-1) is provided with anti-skid bulge (7-3).

During actual use：Because filter is the biography that is partially flooded between underwater, drive mechanism and filter Dynamic component also can be always in underwater work, by above-mentioned driving-chain, it is possible to prevente effectively from transmission slip, improves operating efficiency.

In order to strengthen skidproof effect, anti-skid bulge (7-3), the anti-skid bulge can be provided with the side of dop (7-1) (7-3) is fitted in the transmission wheel surface of drive mechanism (8) and filter, increases skidproof effect.

Claims (4)

1. a kind of floated filter, including fixed mount (2), it is characterised in that：At least provided with filter on fixed mount (2),

The filter includes filter screen A (12), filter screen B (14) and at least two end plates, and filter screen A (12) and filter screen B (14) are equal For cylindricality cylindrical body, end plate is located at filter screen A (12) and filter screen B (14) both ends, and end plate and filter screen B (14) form a filter chamber Body, filter screen A (12) are separated out a secondary filter cavity in above-mentioned filter cavity,

Delivery port (13), the secondary filtering that the delivery port (13) is formed with above-mentioned filter screen A (12) are provided with least on one piece of end plate Cavity connects so that and water to be filtered enters in secondary filter cavity from outside through after filter screen B (14) and filter screen A (12), then from Delivery port (13) is discharged；End plate is provided with central shaft, and filter is fixed on fixed mount (2) by central shaft, and can be in Central axis.

2. floated filter according to claim 1, it is characterised in that：Among filter screen B (14) and filter screen A (12) Cleaning brush (16) is set in space, and the brush body of cleaning brush (16) is in contact with filter screen A (12) and filter screen B (14).

3. floated filter according to claim 1 or 2, it is characterised in that：Provided with drive mechanism (8), the driving Mechanism (8), drive mechanism (8) are driven between filter by driving-chain (7), and the driving-chain (7) is by several head and the tail The monomer composition being mutually inserted, monomer include dop (7-1) and body (7-5), body (7-5) be provided with fixing hole A (7-2) and Fixing hole B (7-4), above-mentioned dop (7-1) may pass through fixing hole A (7-2) and/or fixing hole B (7-4), and with fixing hole A (7- 2) and/or fixing hole B is mutually clamped.

4. floated filter according to claim 3, it is characterised in that：The side of dop (7-1) is provided with anti-skid bulge (7-3)。