CN223055215U - Multi-cone separation pre-filter - Google Patents

Abstract

The utility model discloses a multi-cone separation pre-filter, which comprises a filter flask, wherein the upper end of the filter flask is connected with a valve head, one side of the valve head is provided with a water inlet, the other side of the valve head is provided with a water outlet, the lower end of the filter flask is provided with a drain outlet, a ball valve is arranged in the drain outlet, a water separator, a framework, a filter screen and a separation mechanism are arranged in the filter flask, the separation mechanism comprises an inner pipe part and an outer pipe part, an inner water cavity is formed between the inner pipe part and the outer pipe part, a plurality of conical funnels are arranged between the inner pipe part and the outer pipe part, and conical separation cavities are formed in the conical funnels. The multi-cone separation pre-filter combines the filter screen with the multi-cone separator, the double-filter system is perfectly integrated, the filtering effect is good, the flux is increased, the pollution discharge is clean and thorough, and the multi-cone separation pre-filter can adapt to different environmental water qualities.

Description

Multi-cone separation pre-filter

Technical Field

The utility model belongs to the technical field of filters, and particularly relates to a multi-cone separation pre-filter.

Background

The traditional pre-filter simply utilizes the filter screen as a medium to filter, and the filtering mode has poor pollution discharge effect, is easy to block and is difficult to adapt to the water quality of different environments, and the service life and the use experience are affected.

Along with the continuous improvement of living standard and the rapid development of science and technology, a plurality of household water equipment are produced, the requirements of people on water quality are higher and higher, and the front water purifying equipment is arranged in household pipelines such as swellfun or kitchen and the like to ensure the rear intelligent water equipment and the water purifying requirement.

The prior double-filter system pre-filter is characterized in that two filter screens are arranged on the inner side and the outer side of a framework in one filter flask, and the surfaces of the outer filter screens are washed during sewage disposal, so that the effect of cleaning and sewage disposal is achieved.

The existing double-filter system pre-filter has the defects that the gap between the filter screens is limited, the water consumption time is longer, the impurity accumulation is more in the middle of the two filter screens, the phenomenon of blockage is easy to occur due to difficult draining, flux is reduced, the water yield at the rear end is reduced, and domestic water is influenced, so that the functional life of the whole machine is reduced.

Disclosure of utility model

In order to solve the technical problems, the technical scheme includes that the multi-cone separation pre-filter comprises a filter flask, wherein the upper end of the filter flask is in threaded connection with a valve head, one side of the valve head is provided with a water inlet, the other side of the filter flask is provided with a water outlet, the lower end of the filter flask is provided with a drain outlet, a ball valve is arranged in the drain outlet, a water separator, a framework, a filter screen and a separation mechanism are arranged in the filter flask, the filter screen surrounds the periphery of the framework, a water inlet cavity is formed between the filter screen and the inner wall of the filter flask, the separation mechanism is arranged in the framework, a plurality of water through holes are formed in the periphery of the framework, a lower fixing ring is arranged at the lower end of the framework, a water outlet pipe is arranged at the upper end of the framework, a water separator is sleeved on the water outlet pipe, the water outlet pipe is buckled with the water separator, an annular supporting table for supporting the water separator is arranged on the inner wall of the filter flask, the water inlet is communicated with the water inlet through the communication ports, an inner water inlet cavity is formed between the separation mechanism and the framework, the separation mechanism comprises an inner pipe part and an outer pipe part, an inner water inlet cavity is formed between the inner pipe part and the outer pipe part, the inner water inlet cavity is formed between the inner pipe part and the inner pipe part, the inner water inlet cavity is communicated with the inner water outlet pipe, the inner water pipe is formed between the inner water inlet cavity, the inner water pipe part and the inner water pipe part is communicated with the inner water cone and the inner water inlet cavity, the inner water outlet pipe is formed between the cone and the water inlet cavity is formed by the water inlet and the cone.

As the preference of above-mentioned technical scheme, separating mechanism sets gradually by a plurality of separators and constitutes, and the upper end of every separator is connected with the adapter, and the separator is including interior pipeline section and outer pipeline section, forms interior water cavity unit between interior pipeline section and the outer pipeline section, and all interior water cavity units connect gradually and form interior water cavity, are equipped with a plurality of toper funnel between interior pipeline section and the outer pipeline section, and all interior pipeline sections are connected and are formed interior pipe section, be equipped with a plurality of funnel caps on the adapter, funnel caps and toper funnel one-to-one, and the funnel caps are on corresponding toper funnel, and the water outlet port is located toper funnel respectively, and the upper end and the lower extreme of outer pipeline section are equipped with a plurality of buckles respectively, connect through a plurality of buckle boards between the adjacent separators, and the upper end and the lower extreme of buckle board are equipped with the draw-in groove that supplies the buckle to block into respectively, and the top one adapter is connected with the butt joint pipe through the buckle and connects the outlet pipe.

As the preferable of the technical scheme, sealing gaskets are respectively arranged between the separator and the adapter, between the adapter and the butt joint pipe and between the separator and the lower fixing ring.

As the preferable mode of the technical scheme, the conical funnels on two adjacent separators are staggered.

As the optimization of above-mentioned technical scheme, the middle part fixedly connected with center post of fixed ring down, the cover has the spring on the center post, and the upper end threaded connection of center post has the baffle, and the interior boss of interior section lower extreme fixedly connected with of the separator of the bottommost, center post pass interior boss and stretch into inside the interior pipe portion, and the spring clamp is between baffle and interior boss.

As the optimization of the technical scheme, a plurality of spiral blades are fixedly connected to the water separator, and communication ports are formed between adjacent spiral blades.

As the optimization of the technical scheme, the valve head is provided with a pressure gauge, and the pressure gauge is used for detecting the water pressure at the water outlet.

As the preference of above-mentioned technical scheme, the drain is equipped with the sealing member, and the upper end of sealing member is located inside the filter flask and the diameter is greater than the diameter of drain, and the lower extreme of sealing member stretches out the filter flask and threaded connection ball valve from the drain, and the lower extreme threaded connection of sealing member has the mounting.

Preferably, the inner wall of the valve head is provided with a lead isolation layer.

As the preference of above-mentioned technical scheme, the upper end lock joint of skeleton has last solid fixed ring, and the lower extreme threaded connection of skeleton has down the locking ring, and the upper end clamp of filter screen is between last solid fixed ring and skeleton, and the upper end clamp of filter screen is between locking ring and skeleton down, and the inboard of locking ring is connected with the supporting ring down, and separating mechanism's lower extreme is arranged in on the supporting ring, and down solid fixed ring forms sealing connection with the inner wall of filter flask through the sealing washer all around.

The multi-cone separation pre-filter has the beneficial effects that the design is broken through the conventional pure filter screen filtering principle, the filter screen is combined with the multi-cone separator, the double-filter system is perfectly integrated, raw water enters from the water inlet and passes through the filter screen of the filter flask cavity to be filtered in the first layer, filtered water flows into the multi-cone separator to be separated and filtered for the second time, purified water flows into the middle part of the filter core to be discharged from the water outlet. The two filtering systems work cooperatively, so that the filtering effect is good, the flux is increased, the pollution discharge is clean and thorough, and the water quality of different environments can be adapted. The lower fixing ring of blowdown is opened during blowdown, and the impurity of separating out is discharged from the blowdown passageway, all are discharged by the drain outlet of filter flask bottom end at last, and the valve head adopts separates plumbous technique and avoids inside heavy metal to separate out.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic structural view of a skeleton;

FIG. 3 is a schematic structural view of the separation mechanism;

FIG. 4 is a schematic diagram of the structure of the separator;

FIG. 5 is a schematic cross-sectional view of a separator;

FIG. 6 is a schematic structural view of an adapter;

FIG. 7 is a schematic view of the structure of the lower retaining ring;

FIG. 8 is a schematic view of the structure of the water separator;

FIG. 9 is a schematic view of water flow in the filter state of the present utility model;

FIG. 10 is a schematic view of the water flow in the back flush blowdown of the filter of the present utility model.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected via an intervening medium, or in communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1-10, a multi-cone separation pre-filter comprises a filter flask 14, wherein the upper end of the filter flask 14 is in threaded connection with a valve head 1, one side of the valve head 1 is provided with a water inlet 101, the other side is provided with a water outlet 102, the lower end of the filter flask 14 is provided with a drain 1401, a ball valve 10 is arranged in the drain 1401, a water separator 13, a framework 4, a filter screen 3 and a separating mechanism are arranged in the filter flask 14, the filter screen 3 surrounds the periphery of the framework 4, a water inlet cavity 1420 is formed between the filter screen 3 and the inner wall of the filter flask 14, the separating mechanism is arranged in the framework 4, a plurality of water through holes 403 are arranged in the periphery of the framework 4, the lower end of the framework 4 is provided with a lower fixing ring 11, the upper end of the framework 4 is provided with a water outlet pipe 410, the water separator 13 is sleeved on the water outlet 410, the water outlet pipe 410 is buckled with the water separator 13, an annular supporting table 1410 for supporting the water separator 13 is arranged on the inner wall of the filter flask 14, the water separator 13 is provided with a plurality of communication ports 1310, the water inlet 101 is communicated with the water inlet cavity 1420 through the communication ports 1310, the water outlet pipe 410 is communicated with the water outlet 102, an inner water inlet cavity 1430 is formed between the separating mechanism and the framework 4, the separating mechanism comprises an inner pipe portion 1440 and an outer pipe portion, an inner water cavity 1431 is formed between the inner pipe portion 1440 and the outer pipe portion, the water outlet pipe 410 is communicated with the inner pipe portion, a plurality of conical funnels 510 are arranged between the inner pipe portion 1440 and the outer pipe portion, a conical separating cavity 504 is formed in the conical funnels 510, the upper end of each conical funnels 510 is provided with a water outlet port 511 communicated with the inner pipe portion 1440, one side of each conical funnels 510 is provided with a water inlet hole 512, the lower end of each conical funnels 510 is provided with a water outlet hole 513, each water outlet hole 513 is communicated with the inner water inlet cavity 1431, and each conical separating cavity 504 is communicated with the inner water inlet cavity 1430 through the water inlet hole 512. Water enters the inlet chamber 1420 from the inlet 101 and then passes through the screen 3 to form a first filtration. The water after the first filtration enters the inner water inlet chamber 1430, then enters the conical separation chamber 504 from the water inlet hole 512, is spirally separated in the conical separation chamber 504, impurities are separated to the bottom of the conical separation chamber 504, discharged into the inner water chamber 1431 from the water outlet hole 513, and purified water flows out from the water outlet port 511 into the inner pipe 1440 and out from the water outlet 102.

Further, the separating mechanism is formed by sequentially arranging a plurality of separators 5, the upper end of each separator 5 is connected with an adapter 6, each separator 5 comprises an inner pipe section 520 and an outer pipe section 521, an inner water cavity unit is formed between each inner pipe section 520 and each outer pipe section 521, all inner water cavity units are sequentially connected to form an inner water cavity 1431, a plurality of conical funnels 510 are arranged between each inner pipe section 520 and each outer pipe section 521, all inner pipe sections 520 are connected to form an inner pipe portion 1440, a plurality of funnel covers 522 are arranged on each adapter 6, the funnel covers 522 are in one-to-one correspondence with the corresponding conical funnels 510, water outlet ports 511 are respectively located on the conical funnels 510, a plurality of buckles 523 are respectively arranged at the upper end and the lower end of each outer pipe section 521, adjacent separators 5 are connected through a plurality of buckles 524, a clamping groove 525 for clamping the buckles 523 is respectively arranged at the upper end and the lower end of each buckle plate 524, the uppermost one adapter 6 is connected with a butt joint pipe 526 through the buckles 524, and the butt joint pipe 526 is connected with the water outlet pipe 410. The number of separators 5 can be adjusted by the separating mechanism as required to ensure the throughput. The conical funnel 510 is integrally formed with the inner section 520 and the outer section 521. The adapter 6 and the funnel cover 522 are integrally formed. The separation mechanism is formed by detachably connecting a plurality of separators 5, so that the separation mechanism can be taken out, and the inside is cleaned and maintained after the separation mechanism is disassembled.

Further, sealing gaskets 527 are respectively provided between the separator 5 and the adapter 6, between the adapter 6 and the docking tube 526, and between the separator 5 and the lower fixing ring 11. The gasket 527 ensures the tightness of each part of the separation mechanism.

Further, the conical funnels 510 on two adjacent separators 5 are staggered with each other. Thus, the conical separation chamber 504 with the conical funnel 510 at each angle of the separation mechanism provides a filtering effect to enhance the sleep filtering effect.

Further, the middle part of the lower fixing ring 11 is fixedly connected with a center column 1110, a spring 1111 is sleeved on the center column 1110, a baffle 1112 is screwed on the upper end of the center column 1110, an inner boss 1113 is fixedly connected with the lower end of the inner tube section 520 of the lowest separator 5, the center column 1110 passes through the inner boss 1113 and extends into the inner tube 1440, and the spring 1111 is clamped between the baffle 1112 and the inner boss 1113. The lower fixing ring 11 is provided with a drain hole 1450 which communicates with the inner water chamber 1431. When the ball valve 10 is kept in a closed state, the water pressure of the upper and lower surfaces of the lower fixing ring 11 is stabilized, the lower fixing ring 11 is kept in a state of covering the lower end of the separating mechanism by the elastic force of the spring 1111, and the drain hole 1450 is blocked by the lower end of the separating mechanism. When the ball valve 10 is opened, water under the lower fixing ring 11 flows out due to gravity, the difference in water pressure between the upper and lower surfaces of the lower fixing ring 11 becomes large, and the elasticity of the spring 1111 is insufficient to pull the lower fixing ring 11, resulting in the lower fixing ring 11 to move downward by a certain distance, thereby enabling water in the inner water chamber 1431 to flow out from the drain hole 1450. The water flow can quickly flush the surface of the filter screen 3, and back flush is formed on the filter. Annular grooves are arranged around the lower fixing ring 11 and are provided with sealing rings.

Further, the water separator 13 is fixedly connected with a plurality of spiral blades 1301, and communication ports 1310 are formed between adjacent spiral blades 1301. The helical blades 1301 cause a helical turbulence to be formed as the water flow enters the intake chamber 1420.

Further, a pressure gauge 2 is installed on the valve head 1, and the pressure gauge 2 is used for detecting the water pressure at the water outlet 102. The pressure of the water inside the filter flask 14 can be monitored in real time by the pressure gauge 2. The filtering effect of the filter screen 3 can be judged by comparing the water pressure of the front-end water pressure meter with the data of the pressure meter 2, so that whether the ball valve 10 needs to be opened for pollution discharge or whether the filter screen 3 needs to be cleaned, maintained or replaced is judged.

Further, the drain 1401 is provided with a sealing element 8, the upper end of the sealing element 8 is located inside the filter flask 14 and has a diameter larger than that of the drain 1401, the lower end of the sealing element 8 extends out of the filter flask 14 from the drain 1401 and is in threaded connection with the ball valve 10, and the lower end of the sealing element 8 is in threaded connection with the fixing element 9. A plurality of sealing rings are arranged between the sealing piece 8 and the lower end of the filter flask 14, so that the tightness is ensured. The fixing member 9 is rotated so that the lower end of the filter flask 14 is sandwiched between the fixing member 9 and the upper end of the sealing member 8.

Further, a lead isolation layer is arranged on the inner wall of the valve head 1. The lead-isolating layer is injection molded, and an insert is formed in the valve head 1, so that the effect of preventing heavy metals from being separated out is achieved.

Further, the upper end lock joint of skeleton 4 has last solid fixed ring 310, and the lower extreme threaded connection of skeleton 4 has down locking ring 311, and the upper end of filter screen 3 presss from both sides between last solid fixed ring 310 and skeleton 4, and the upper end of filter screen 3 presss from both sides between lower locking ring 311 and skeleton 4, and the inboard of lower locking ring 311 is connected with support ring 319, and the lower extreme of separating mechanism is arranged in on the support ring, and the sealing washer forms sealing connection with the inner wall of filter flask 14 around the lower solid fixed ring 11. The screen 3 is fixed to the frame 4 by means of the upper fixing ring 310 and the lower locking ring 311. The filter screen 3 surrounds the framework 4 for one circle to surround the framework 4. The lower fixing ring 11 forms negative pressure under the sewage discharge, and the lower fixing ring 11 moves downward by a distance so that sewage in the inner water chamber 1431 can be discharged.

It should be noted that technical features such as a lead isolation layer and a filter screen related to the present application should be considered as the prior art, and specific structures, working principles, and control modes and spatial arrangement modes possibly related to the technical features should be selected conventionally in the art, and should not be considered as the point of the present application, which is not further specifically expanded and detailed.

While the preferred embodiments of the present utility model have been described in detail, it should be appreciated that numerous modifications and variations may be made in accordance with the principles of the present utility model by those skilled in the art without undue burden, and thus, all technical solutions which may be obtained by logic analysis, reasoning or limited experimentation based on the principles of the present utility model as defined by the claims are within the scope of protection as defined by the present utility model.

Claims (10)

1. The utility model provides a multi-cone separation pre-filter, a serial communication port, including filter flask (14), the upper end threaded connection of filter flask (14) has valve head (1), one side of valve head (1) is equipped with water inlet (101), the opposite side is equipped with delivery port (102), the lower extreme of filter flask (14) is equipped with drain (1401), install ball valve (10) in drain (1401), filter flask (14) internally mounted has water knockout drum (13), skeleton (4), filter screen (3) and separating mechanism, filter screen (3) surround around skeleton (4), form water intaking chamber (1420) between the inner wall of filter screen (3) and filter flask (14), separating mechanism is located skeleton (4) inside, be equipped with a plurality of water through holes (403) around skeleton (4), lower solid fixed ring (11) are installed to the lower extreme of skeleton (4), the upper end of skeleton (4) is equipped with outlet pipe (410), the cover has water knockout drum (13) on outlet pipe (410), outlet pipe (410) and water knockout drum (13) are buckled, be equipped with on the inner wall of filter flask (14) and are used for supporting water knockout drum (1310) water intaking chamber (1420), water intaking inlet (1410) are equipped with water intaking port (1410) intercommunication, the utility model provides a separation mechanism, separation mechanism and skeleton (4) are formed inlayer intake cavity (1430) between, separation mechanism is including interior tubular part (1440) and outer tubular part, form interior water cavity (1431) between interior tubular part (1440) and the outer tubular part, outlet pipe (410) communicate inside the outer tubular part, be equipped with a plurality of toper funnels (510) between interior tubular part (1440) and the outer tubular part, form toper separation chamber (504) in toper funnels (510), the upper end of toper funnels (510) is equipped with the inside water outlet port (511) of intercommunication interior tubular part (1440), one side of toper funnels (510) is equipped with inlet opening (512), the lower extreme of toper funnels (510) is equipped with apopore (513), water outlet opening (513) intercommunication interior water cavity (1431), toper separation chamber (504) are through inlet opening (512) intercommunication inlayer intake cavity (1430).

2. The multi-cone separation prefilter of claim 1, wherein the separation mechanism is formed by sequentially arranging a plurality of separators (5), the upper end of each separator (5) is connected with an adapter (6), the separators (5) comprise an inner pipe section (520) and an outer pipe section (521), an inner water cavity unit is formed between the inner pipe section (520) and the outer pipe section (521), all inner water cavity units are sequentially connected to form an inner water cavity (1431), a plurality of conical funnels (510) are arranged between the inner pipe section (520) and the outer pipe section (521), all inner pipe sections (520) are connected to form an inner pipe section (1440), a plurality of funnel covers (522) are arranged on the adapter (6), the funnel covers (522) are in one-to-one correspondence with the conical funnels (510), the water outlet ports (511) are respectively positioned on the conical funnels (510), a plurality of buckles (523) are respectively arranged at the upper end and the lower end of the outer pipe section (521), a plurality of adjacent separators (5) are sequentially connected through a plurality of buckles (524), the upper buckles (526) are respectively provided with a plurality of buckles (526) for connecting the uppermost ends (523) of the adapter (6), the butt joint pipe (526) is connected with the water outlet pipe (410).

3. The multi-cone split pre-filter according to claim 2, characterized in that gaskets (527) are provided between the separator (5) and the adapter (6), between the adapter (6) and the docking tube (526), and between the separator (5) and the lower fixing ring (11), respectively.

4. A multi-cone split pre-filter according to claim 3, characterized in that the cone funnels (510) on adjacent two of said separators (5) are arranged offset from each other.

5. The multi-cone separating prefilter of claim 4, wherein a center column (1110) is fixedly connected to the middle part of the lower fixing ring (11), a spring (1111) is sleeved on the center column (1110), a baffle (1112) is screwed on the upper end of the center column (1110), an inner boss (1113) is fixedly connected to the lower end of the inner tube section (520) of the lowest separator (5), the center column (1110) passes through the inner boss (1113) and extends into the inner tube part (1440), and the spring (1111) is clamped between the baffle (1112) and the inner boss (1113).

6. The multi-cone separation prefilter of claim 1, wherein a plurality of spiral blades (1301) are fixedly connected to the water separator (13), and communication ports (1310) are formed between adjacent spiral blades (1301).

7. The multi-cone separation pre-filter according to claim 1, characterized in that the valve head (1) is provided with a pressure gauge (2), the pressure gauge (2) being used for detecting the water pressure at the water outlet (102).

8. The multi-cone separation prefilter of claim 1, wherein the drain (1401) is provided with a sealing member (8), the upper end of the sealing member (8) is located inside the filter flask (14) and has a diameter larger than that of the drain (1401), the lower end of the sealing member (8) extends out of the filter flask (14) from the drain (1401) and is in threaded connection with the ball valve (10), and the lower end of the sealing member (8) is in threaded connection with the fixing member (9).

9. A multi-cone split pre-filter according to claim 1, characterized in that the inner wall of the valve head (1) is provided with a lead-barrier layer.

10. The multi-cone separation pre-filter according to claim 1, wherein the upper end of the framework (4) is fastened with an upper fixing ring (310), the lower end of the framework (4) is connected with a lower locking ring (311) in a threaded manner, the upper end of the filter screen (3) is clamped between the upper fixing ring (310) and the framework (4), the upper end of the filter screen (3) is clamped between the lower locking ring (311) and the framework (4), the inner side of the lower locking ring (311) is connected with a supporting ring (319), the lower end of the separation mechanism is arranged on the supporting ring, and the periphery of the lower fixing ring (11) is in sealing connection with the inner wall of the filter flask (14) through a sealing ring.