CN208177091U - A kind of Microfilter for the filtering of seawater silt - Google Patents

Abstract

The utility model discloses a kind of Microfilters for the filtering of seawater silt, including cabinet, filter drum, coarse filtration net cylinder and back purge system, cabinet is internally provided with horizontal positioned filter drum, filter drum is the structure of interior fine-structure mesh and outer coarse net fitting, one end of filter drum is equipped with driven gear, driven gear is meshed with two support gears being arranged on cabinet wall, the driving gear being meshed with the driven gear is installed above cabinet wall, driving gear and two support gears are uniformly distributed around the center line of filter drum, driving gear is connected with the driving motor for being mounted on cabinet exterior；It is the utility model simple structure and reasonable design, low in cost, seawater is purified by way of double-filtration, the time of entire filter process can be reduced, and most silt can be excluded in time, it avoids generating accumulation in sewage sump, the workload that can reduce staff is conducive to the quality and efficiency that improve seawater cleaning.

Description

A kind of Microfilter for the filtering of seawater silt

Technical field

The utility model belongs to technical field of water treatment equipment, and in particular to a kind of micro-filtration for the filtering of seawater silt Machine.

Background technique

Microfilter is a kind of granular membrane for retaining fine suspension, has the metal framework of a drum type, rotary drum is around water Flat axis rotation, the supporting network and working net being woven into above with stainless steel wire (being also possible to copper wire or chemical fiber wire).It can be used for The planktonic organisms such as raw water of waterworks filtering and removal algae, water flea, it can also be used to the filtration treatment of industrial water, Industry Waste The recycling of water went swimming substance and the final process of sewage etc..The working principle of Microfilter is when breeding water body is turned by Microfilter When microscreen on drum, under the rotary action of rotary drum, the solid waste in breeding water body is separated, keeps water body net Change, achievees the purpose that recycle.And while filtering, it can be made micro- by the rotation of rotary drum and the active force of back-flushing Screen mesh is timely cleaned, and equipment is made to remain good working order.

However existing Microfilter is provided only with a dirt discharge groove, silt to be isolated with water generation, due to unit bodies The silt adulterated in seawater in product is excessive, and the granular size of silt is different, only carries out blowdown effect using dirt discharge groove merely Fruit is bad, and staff needs frequently to clear up the silt in dirt discharge groove, can avoid generating packing phenomenon, It is affected to the filtration of seawater, filter effect is not high, and the overlong time filtered.

Summary of the invention

In order to solve the above-mentioned technical problem the utility model, provides a kind of Microfilter for the filtering of seawater silt, knot Structure is simple, design is reasonable, before carrying out micro-filtration, seawater is first carried out coarse filtration, makes the mud of most silt and bulky grain Sand is first filtered, and silt is avoided excessively dirt discharge groove to be caused to accumulate rapidly, and be conducive to extend the Microfilter uses the time, is reduced The frequency of spoil disposal, and improve the effect of filtering.

The technical scheme adopted by the utility model is a kind of Microfilter for the filtering of seawater silt, including cabinet, mistake Roller, coarse filtration net cylinder and back purge system are filtered, cabinet is internally provided with horizontal positioned filter drum, and filter drum is interior thin The structure of net and outer coarse net fitting, one end of filter drum are equipped with driven gear, and driven gear and setting are on cabinet wall Two support gears be meshed, the driving gear being meshed with the driven gear is installed above cabinet wall, drive Gear and two support gears are uniformly distributed around the center line of filter drum, driving gear and the driving electricity for being mounted on cabinet exterior Machine is connected；The other end of filter drum is supported by being fixed on the support wheel of cabinet wall, and the quantity of support wheel is Two；There is the coarse filtration net cylinder being obliquely installed in the inside of filter drum, and coarse filtration net cylinder inside center is equipped with blowdown main shaft, blowdown master Blowdown blade is provided on axis, coarse filtration net cylinder is connected with the sewage pipe one being fixed on cabinet, the end setting of sewage pipe one There is blowdown motor, blowdown motor shaft end is connected with the transmission shaft being arranged on sewage pipe inner hub location, transmission shaft and row It is connected between dirty blade by universal joint, coarse filtration net cylinder one end inside filter drum is connected with water inlet pipe, outside water inlet pipe End extends to the outside of cabinet, and the bottom of cabinet is equipped with outlet pipe.

The back purge system includes being mounted on top of the box and horizontally disposed wash tub pipe and being mounted on wash tub pipe The Flushing nozzle arranged at equal interval of lower section, the water inlet end of wash tub pipe are connected with water pump.

It is provided with a sewage sump above the filter drum, the center of the sewage sump and center of wash tub pipe is corresponding sets It sets, the end of sewage sump is connected with the sewage pipe two to discharge sludge.

The blowdown blade is helicoidal structure, and blowdown blade is welded on blowdown main shaft outer diameter.

The mesh of fine-structure mesh is 100 mesh in the filter drum, and the mesh of outer coarse net is 80 mesh.

The mesh of the coarse filtration net cylinder is 20-50 mesh.

The support gear and support wheel pass through pin shaft and are fixed on cabinet.

The tilt angle of the coarse filtration net cylinder is 15 ° -30 °.

In work, the seawater for needing to filter is imported to the inside of coarse filtration net cylinder from water inlet pipe, the silt of bulky grain rests on In coarse filtration net cylinder, under the driving effect of blowdown motor, the silt of bulky grain is exported from sewage pipe one using blowdown blade, it is complete At coarse filtration, water and short grained silt are exported from coarse filtration net cylinder, into filter drum, driving motor control driving gear Rotation, driving gear band move driven gear rotation, and rotation occurs for the filter drum connecting with driven gear, by short grained silt It is adhered on filter drum inner wall, in filter drum rotation process, the water in wash tub pipe enters spray head, and water is sprayed from spray head Out, the silt in filter drum being sprayed into dirt discharge groove, water passes through filter drum and enters box house, and exports from outlet pipe, Secondary filter is completed, at this point, entire filtration is completed.

There is the coarse filtration net cylinder being obliquely installed in the inside of the filter drum, and coarse filtration net cylinder inside center is equipped with blowdown master Axis is provided with blowdown blade on blowdown main shaft, and coarse filtration net cylinder is connected with the sewage pipe one being fixed on cabinet, sewage pipe one End is provided with blowdown motor, and blowdown motor shaft end is connected with the transmission shaft being arranged on sewage pipe inner hub location, passes It is connected between moving axis and blowdown blade by universal joint；The purpose being arranged in this way is: coarse filtration net cylinder internal orifice dimension is greater than filter drum Aperture, to seawater carry out micro-filtration when, seawater is first poured into and carries out coarse filtration in coarse filtration net cylinder, the silt after coarse filtration is being arranged It is discharged under the action of dirty blade, can be heavier to avoid the silt gravity due to bulky grain, it can not quickly be turned over by filter drum It goes to extreme higher position and is washed into sewage sump, achieve the purpose that quickly to filter.

The utility model has the beneficial effects that

It is the utility model simple structure and reasonable design, low in cost, seawater carried out by way of double-filtration net Change, it is possible to reduce the time of entire filter process, and most silt can be excluded in time, it avoids generating in sewage sump Accumulation, can reduce the workload of staff, be conducive to the quality and efficiency that improve seawater cleaning.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model.

Marked in the figure: 1, cabinet；2, filter drum；3, coarse filtration net cylinder；4, blowdown main shaft；5, support wheel；6, blowdown blade； 7, sewage pipe one；8, transmission shaft；9, blowdown motor；10, electric machine support；11, universal joint；12, sewage pipe two；13, Flushing nozzle； 14, wash tub pipe；15, sewage sump；16, gear is driven；17, driving motor；18, water inlet pipe；19, driven gear；20, tooth is supported Wheel；21, outlet pipe.

Specific embodiment

Specific embodiment of the present utility model is described in further detail below in conjunction with attached drawing.

As shown, a kind of Microfilter for the filtering of seawater silt, including cabinet 1, filter drum 2,3 and of coarse filtration net cylinder Back purge system, cabinet 1 are internally provided with horizontal positioned filter drum 2, and filter drum 2 is interior fine-structure mesh and outer coarse net fitting Structure, one end of filter drum 2 is equipped with driven gear 19, driven gear 19 and two branch being arranged on 1 inner wall of cabinet Support gear 20 is meshed, and the driving gear 16 being meshed with the driven gear 19, sliding tooth are equipped with above 1 inner wall of cabinet Wheel 16 and two support gears 20 are uniformly distributed around the center line of filter drum 2, are driven gear 16 and are mounted on 1 outer wall of cabinet Driving motor 17 is connected；The other end of filter drum 2 is supported by being fixed on the support wheel 5 of 1 inner wall of cabinet, support The quantity of wheel 5 is two, rolls connection between support wheel 5 and filter drum 2；The inside of filter drum 2, which has, to be obliquely installed Coarse filtration net cylinder 3, wherein the purpose being obliquely installed be in order to after seawater enters the inside of coarse filtration net cylinder 3, will not make seawater and Silt is exported from the outlet of sewage pipe 1, can be exported in filter drum 2 out of coarse filtration net cylinder 3 to seawater time enough, 3 inside center of coarse filtration net cylinder is equipped with blowdown main shaft 4, and blowdown main shaft 4 passes through the bearing block progress that 3 end of coarse filtration net cylinder is arranged in It fixes, the equally distributed bracket there are three installations around bearing block, it is thick there are seawater is entered between two neighboring bracket Gap in screen tube 3 is provided with blowdown blade 6, coarse filtration net cylinder 3 and the sewage pipe one being fixed on cabinet 1 on blowdown main shaft 4 7 are connected, and the end of sewage pipe 1 is provided with blowdown motor 9, and 9 shaft end of blowdown motor and setting are in sewage pipe inside center position The transmission shaft 8 set is connected, and is connected between transmission shaft 8 and blowdown blade 6 by universal joint 11, is located inside filter drum 2 3 one end of coarse filtration net cylinder be connected with water inlet pipe 18,18 outer end of water inlet pipe extends to the outside of cabinet 1, and the bottom of cabinet 1 is equipped with Outlet pipe 21.

The back purge system includes being mounted on the top of cabinet 1 and horizontally disposed wash tub pipe 14 and being mounted on flushing water The Flushing nozzle arranged at equal interval 13 of 14 lower section of pipe, the water inlet end of wash tub pipe 14 are connected with water pump.

The top of the filter drum 2 is provided with a sewage sump 15, the center of sewage sump 15 and the center of wash tub pipe 14 It is correspondingly arranged, the end of sewage sump 15 is connected with the sewage pipe 2 12 to discharge sludge.

The blowdown blade 6 is helicoidal structure, and blowdown blade 6 is welded on 4 outer diameter of blowdown main shaft, blowdown blade 6 It is separated by 1-2mm between outer diameter and the inner wall of coarse filtration net cylinder 3, setting in this way is as far as possible by most silt from coarse filtration net cylinder Export in 3.

The mesh of fine-structure mesh is 100 mesh in the filter drum 2, and the mesh of outer coarse net is 80 mesh.

The mesh of the coarse filtration net cylinder 3 is 30 mesh.

The support gear 20 and support wheel 5 are fixed on cabinet 1 by pin shaft.

The tilt angle of the coarse filtration net cylinder 3 is 15 °, can be avoided the bulky grain silting in seawater in water inlet pipe 18 With the junction of coarse filtration net cylinder 3, be conducive to the efficiency for improving filtering.

In work, the seawater for needing to filter is imported to the inside of coarse filtration net cylinder 3 from water inlet pipe 18, the silt of bulky grain stops In coarse filtration net cylinder 3, under the driving effect of blowdown motor 9, using blowdown blade 6 by the silt of bulky grain from sewage pipe 1 Export is completed coarse filtration, water and short grained silt and is exported from coarse filtration net cylinder 3, into filter drum 2, driving motor 17 Control driving gear 16 rotates, and driving gear 16 drives driven gear 19 to rotate, and the filter drum 2 connecting with driven gear 19 is sent out It is born from and turns, short grained silt is adhered on 2 inner wall of filter drum, in 2 rotation process of filter drum, in wash tub pipe 14 Water enter spray head, water is sprayed from spray head, and the silt in filter drum 2 is sprayed into dirt discharge groove, and water passes through the entrance of filter drum 2 It inside cabinet 1, and is exported from outlet pipe 21, completes secondary filter, at this point, entire filtration is completed.

Claims (8)

1. a kind of Microfilter for the filtering of seawater silt, it is characterised in that: including cabinet, filter drum, coarse filtration net cylinder and anti- Flusher, cabinet are internally provided with horizontal positioned filter drum, and filter drum is the knot of interior fine-structure mesh and outer coarse net fitting Structure, one end of filter drum are equipped with driven gear, and driven gear is mutually nibbled with two support gears being arranged on cabinet wall It closes, the driving gear being meshed with the driven gear is installed above cabinet wall, drive gear and two support gears Center line around filter drum is uniformly distributed, and driving gear is connected with the driving motor for being mounted on cabinet exterior；Filter drum Other end be supported by being fixed on the support wheel of cabinet wall, the quantity of support wheel is two；Filter drum it is interior There is the coarse filtration net cylinder being obliquely installed in portion, and coarse filtration net cylinder inside center is equipped with blowdown main shaft, blowdown leaf is provided on blowdown main shaft Piece, coarse filtration net cylinder are connected with the sewage pipe one being fixed on cabinet, and the end of sewage pipe one is provided with blowdown motor, blowdown electricity Machine shaft end is connected with the transmission shaft being arranged on sewage pipe inner hub location, by universal between transmission shaft and blowdown blade Section is connected, and coarse filtration net cylinder one end inside filter drum is connected with water inlet pipe, and water inlet pipe outer end extends to the outside of cabinet, The bottom of cabinet is equipped with outlet pipe.

2. a kind of Microfilter for the filtering of seawater silt according to claim 1, it is characterised in that: back purge system packet It includes and is mounted on top of the box and horizontally disposed wash tub pipe and the flushing arranged at equal interval being mounted below wash tub pipe spray The water inlet end of head, wash tub pipe is connected with water pump.

3. it is according to claim 1 it is a kind of for seawater silt filtering Microfilter, it is characterised in that: filter drum it is upper Side be provided with a sewage sump, the center of sewage sump and the center of wash tub pipe are correspondingly arranged, the end of sewage sump be connected with to The sewage pipe two that sludge is discharged.

4. a kind of Microfilter for the filtering of seawater silt according to claim 1, it is characterised in that: blowdown blade is spiral shell Shape structure is revolved, blowdown blade is welded on blowdown main shaft outer diameter.

5. a kind of Microfilter for the filtering of seawater silt according to claim 1, it is characterised in that: thin in filter drum The mesh of net is 100 mesh, and the mesh of outer coarse net is 80 mesh.

6. a kind of Microfilter for the filtering of seawater silt according to claim 1, it is characterised in that: the net of coarse filtration net cylinder Hole is 20-50 mesh.

7. a kind of Microfilter for the filtering of seawater silt according to claim 1, it is characterised in that: support gear and branch Support wheel is fixed on cabinet by pin shaft.

8. a kind of Microfilter for the filtering of seawater silt according to claim 1, it is characterised in that: coarse filtration net cylinder is inclined Rake angle is 15 ° -30 °.