CN211255490U

CN211255490U - Large-flux ultrafiltration composite filter element structure

Info

Publication number: CN211255490U
Application number: CN201922314241.4U
Authority: CN
Inventors: 璧典寒; 赵亮
Original assignee: Xuzhou Yuexin Environmental Protection Technology Co ltd
Current assignee: Xuzhou Yuexin Environmental Protection Technology Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-08-14
Anticipated expiration: 2029-12-20

Abstract

The utility model discloses a big flux ultrafiltration composite filter core structure, it is cotton including PP, the cotton upper end fixed mounting of PP has the upper end cover, the cotton inside fixedly connected with packing ring in upper end of PP, the fixed connecting piece that has cup jointed in inside of packing ring, leave the flowing water clearance between connecting piece and the upper end cover, open the inside of connecting piece has a plurality of fixed orificess, the cotton inside fixed packing of PP has many ultrafiltration fibrous membranes, the utility model discloses the fixed orifices that the space of fixed ultrafiltration fibrous membrane falls into a plurality of minor diameters fixes the tip of ultrafiltration fibrous membrane, because the diameter of fixed orifices is less, then the tip of ultrafiltration fibrous membrane is more firm to the up end of connecting piece is the plane, thereby is convenient for prune the excision to the tip of ultrafiltration fibrous membrane, has reduced the processing difficulty, has improved the device's production quality.

Description

Large-flux ultrafiltration composite filter element structure

Technical Field

The utility model relates to a water purification filter core technical field specifically is a big flux ultrafiltration combined filter core structure.

Background

The filter elements in the existing water purifier market are various, but the common filter element generally adopts one-time activated carbon adsorption filtration, the adsorption capacity of an activated carbon filter layer is deteriorated after the filter element is used for a period of time, impurities in water easily penetrate through the filter core layer, so that the filtered water quality is not clean, and the common filter element is blocked due to the membrane blockage when the common filter element is poor in material, so that the electromagnetic valve is failed due to the blockage of the filter element and unsmooth water flow, and the impurities and carbon particle clamping electromagnetic valve are caused; also there is ultrafiltration composite filter element in the existing market, but the connecting piece structure of the fixed ultrafiltration fibrous membrane of present ultrafiltration composite filter element is comparatively complicated, it is complicated to its installation fixed knot structure of application of large flux, and the hole of fixed ultrafiltration fibrous membrane is mostly the counter sink, if the diameter in hole is great both inconvenient fix ultrafiltration fibrous membrane, and the head of ultrafiltration fibrous membrane is also inconvenient to be pruned the excision, lead to the processing difficulty, the defective fraction is higher, therefore we have proposed a large flux ultrafiltration composite filter element structure.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a big flux ultrafiltration composite filter structure to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a large-flux ultrafiltration composite filter element structure, is the hollow PP cotton for cylindricality and inside including the appearance, the cotton upper end fixed mounting of PP has the upper end cover, the central point of upper end cover puts and opens there is the delivery port, the cotton lower extreme fixed mounting of PP has the lower extreme cover that is used for sealing the cotton lower port part of PP, glue fixedly connected with packing ring is passed through to the cotton upper end inside of PP, the inside of packing ring is fixed to have cup jointed the connecting piece, just leave the flowing water clearance between connecting piece and the upper end cover, the upside central point of connecting piece puts and opens solid groove, just the inside of connecting piece just has a plurality of fixed orificess around opening all around solid groove, the cotton inside fixed packing of PP has many ultrafiltration fibrous membranes, and the equal fixed connection in the inside of fixed orifices in both ends of every ultrafiltration fibrous membrane.

Preferably, the upper end of the ultrafiltration fiber membrane is flush with the upper side of the connector.

Preferably, the upper side surface of the upper end cover is fixedly provided with a sealing ring around the water outlet, and the lower end of the water outlet extends downwards to the inside of the solid groove.

Preferably, the upper end cover and the lower end cover are respectively and fixedly connected with a plurality of positioning blocks.

Preferably, seal through a plurality of rubber circles between the lateral wall of packing ring and the connecting piece, fixedly connected with dog on the lower extreme inside wall of packing ring, the lower lateral wall swing joint of dog and connecting piece, the downside fixedly connected with briquetting of upper end cover, just the side swing joint that goes up of briquetting and connecting piece.

Preferably, the upper end lateral wall of packing ring is turned over to 180 degrees outwards and is cup jointed the cladding in the cotton upper end of PP, the upper end lateral wall of packing ring passes through the screw thread and is connected with the upper end lid meshing, just the packing ring passes through the screw thread and is connected with the connecting piece meshing.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model filters colloid impurities, micro mud, iron rust, worm eggs, organic pollution minerals and other sundries in water through the PP cotton, and further filters harmful substances in water such as iron rust, colloid and the like through the ultrafiltration fiber membrane, thereby realizing two-layer filtration, leading the filtering precision of the device to be higher and then avoiding carbon granule clamping electromagnetic valve; and the connecting piece is when fixed ultrafiltration fibrous membrane, and the fixed orifices that will fix ultrafiltration fibrous membrane's space branch into a plurality of minor diameters fixes ultrafiltration fibrous membrane's tip, because the diameter of fixed orifices is less, then ultrafiltration fibrous membrane's tip is more firm to the up end of connecting piece is the plane, thereby is convenient for prune the excision to ultrafiltration fibrous membrane's tip, has reduced the processing difficulty, has improved the production quality of device.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view of the overall structure of the present invention;

fig. 3 is an exploded view of the upper end cap, gasket, sealing ring and connecting member of the present invention;

FIG. 4 is an exploded view of the connector, the fixing hole and the ultrafiltration fiber membrane of the present invention;

FIG. 5 is a schematic structural view of the connection member, the fixing hole and the ultrafiltration fiber membrane of the present invention;

fig. 6 is an enlarged view of fig. 5 a according to the present invention;

FIG. 7 is a cross-sectional view of the upper end cover, the washer, the stopper, the pressing block and the connecting member of the present invention;

fig. 8 is an enlarged view of fig. 7 at B;

FIG. 9 is an exploded view of the upper end cap, washer, stopper, press block and connector of the present invention;

fig. 10 is a cross-sectional view of the PP cotton, the upper end cap, the gasket and the connecting member of the present invention;

fig. 11 is an enlarged view of fig. 10 at C;

fig. 12 is an exploded view of the PP cotton, the upper end cap, the gasket and the connecting member of the present invention.

In the figure: 1. PP cotton, 2, an upper end cover, 3, a gasket, 4, a connecting piece, 5, a solid groove, 6, a fixing hole, 7, an ultrafiltration fiber membrane, 8, a water outlet, 9, a lower end cover, 10, a sealing ring, 11, a rubber ring, 12, a stop block, 13, a pressing block, 14 and a positioning block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to figures 1-6 of the drawings,

the first embodiment is as follows:

the utility model provides a technical scheme: a large-flux ultrafiltration composite filter element structure comprises PP cotton 1 which is cylindrical in shape and hollow inside, as shown in figure 2, when water enters the device, the water enters the device from the outer side wall of the PP cotton 1, at the moment, the PP cotton 1 filters colloid impurities, micro mud, iron rust, worm eggs, organic pollution minerals and other large-particle impurities in the water, an upper end cover 2 is fixedly installed at the upper end of the PP cotton 1, a water outlet 8 is formed in the center of the upper end cover 2, the water filtered by the device flows out from the water outlet 8, a lower end cover 9 used for sealing the lower end opening of the PP cotton 1 is fixedly installed at the lower end of the PP cotton 1, the lower end cover 9 prevents the water from entering the device from the lower end of the PP cotton 1 without being filtered, the filtering effect is influenced, a gasket 3 is fixedly connected to the inner part of the upper end of the PP cotton 1 through glue, a connecting piece 4 is fixedly sleeved to the inner part of the gasket 3 (for connecting and sealing through glue), the gasket 3 plays a role of fixing the connecting piece 4 inside the PP cotton 1, a flowing water gap is reserved between the connecting piece 4 and the upper end cover 2, after the connecting piece 4 is sleeved inside the gasket 3, the upper side face of the gasket 3 is higher than the upper side face of the connecting piece 4, then a flowing water gap can be reserved between the connecting piece 4 and the upper end cover 2, so that water flowing out of the ultrafiltration fiber membranes 7 can flow to the water outlet 8 at the flowing water gap and flow out from the water outlet 8, the upper center of the connecting piece 4 is provided with the solid groove 5, a plurality of fixing holes 6 are formed inside the connecting piece 4 and around the solid groove 5, the PP cotton 1 is fixedly filled with a plurality of ultrafiltration fiber membranes 7, two ends of each ultrafiltration fiber membrane 7 are fixedly connected inside the fixing holes 6, as shown in figures 5 and 6, the ultrafiltration fiber membranes 7 are hollow linear strips, and are provided with a plurality of through holes on the side walls, both ends of the ultrafiltration fiber membrane 7 are fixedly connected inside the fixed hole 6, water inside the PP cotton 1 can flow into the ultrafiltration fiber membrane 7 through the through holes, and then secondary filtration is carried out on the water entering the PP cotton 1, as the diameter of the through holes is very small, a better filtration effect is achieved, and the ultrafiltration fiber membrane 7 can retain original trace elements and mineral substances in the water when impurities in the water are filtered, so that clean and healthy water can be used by people;

when in installation, the ultrafiltration fiber membrane 7 is fixedly bonded inside the fixing hole 6, then the connecting piece 4 fixed with the ultrafiltration fiber membrane 7 is bonded inside the gasket 3, the ultrafiltration fiber membrane 7 is filled inside the PP cotton 1, meanwhile, the gasket 3 is bonded inside the upper end of the PP cotton 1, then an upper end cover 2 and a lower end cover 9 are respectively fixedly arranged (can be glued) at the upper end and the lower end of the PP cotton 1, thus, the device is installed, the mutual connection positions among the PP cotton 1, the upper end cover 2, the gasket 3, the connecting piece 4 and the lower end cover 9 are all in a sealed state, can rely on the interference fit between cotton 1 of PP, upper end cap 2, packing ring 3, connecting piece 4 and the lower end cap 9 lateral wall, make lateral wall and lateral wall closely laminate and realize sealedly, also can paint sealed glue at the junction between cotton 1 of PP, upper end cap 2, packing ring 3, connecting piece 4 and lower end cap 9 and seal.

Specifically, the upper end of the ultrafiltration fiber membrane 7 is flush with the upper side surface of the connecting piece 4, the two ends of the ultrafiltration fiber membrane 7 are fixed inside the fixing hole 6 through glue, water flows out of the two end parts of the ultrafiltration fiber membrane 7 after entering the inside of the ultrafiltration fiber membrane 7, as shown in fig. 4, the upper end of the ultrafiltration fiber membrane 7 is flush with the upper side surface of the connecting piece 4, the upper port part of the ultrafiltration fiber membrane 7 can be vertically fixed inside the fixing hole 6, the end part of the ultrafiltration fiber membrane 7 is prevented from bending and deforming after protruding from the fixing hole 6 and blocking the upper port part of the ultrafiltration fiber membrane to affect the water yield, and the smooth water outlet of the upper port part of the ultrafiltration fiber membrane 7 is ensured.

Particularly, the side just is located the delivery port 8 fixed mounting all around of going up of upper end cover 2 has sealing washer 10, and the material of sealing washer 10 is the rubber material, and after the device installed the inside of filter flask, delivery port 8 established ties with the play water passageway of filter flask, and sealing washer 10 plays and carries out sealed effect to the junction of the two, just the lower extreme downwardly extending of delivery port 8 reaches the inside of solid bath 5, as shown in fig. 2, the inside of solid bath 5 can be assembled to the water after 7 filters of ultrafiltration fibrous membrane, and when the water of solid bath 5 inside constantly increased, the inside outflow of delivery port 8 can be followed to the water of solid bath 5 inside, realizes the effect that the continuity supplied water.

Particularly, a plurality of locating pieces 14 are fixedly connected to the upper end cover 2 and the lower end cover 9 respectively, grooves matched with the locating pieces 14 are formed in the filter flask, when the device is installed in the filter flask, the locating pieces 14 are clamped in the grooves, and the device can be located in the filter flask conveniently.

Example two: as shown in fig. 7-9, the first embodiment is modified in form to ensure that the connecting member 4 is fixed after being sleeved inside the gasket 3 and to ensure that the sealing between the connecting member 4 and the gasket 3 is good;

specifically, the outer side wall of the gasket 3 is sealed with the connecting piece 4 through the plurality of rubber rings 11, the side wall of the connecting piece 4 connected with the gasket 3 is provided with a mounting groove, the mounting groove plays a role of fixing the rubber rings 11, the rubber rings 11 are mounted between the connecting piece 4 and the gasket 3, the good sealing of the joint of the connecting piece 4 and the gasket 3 is ensured, the inner side wall of the lower end of the gasket 3 is fixedly connected with a stop block 12, the stop block 12 is movably connected with the lower side wall of the connecting piece 4, the lower side surface of the upper end cover 2 is fixedly connected with a pressing block 13, the pressing block 13 is movably connected with the upper side surface of the connecting piece 4, when the device is assembled, as shown in figures 7 and 8, the outer side wall of the gasket 3 is pasted inside the upper end of the PP cotton 1 after being smeared with the sealant, the upper side surface of the gasket 3 is, this prevents the connecting piece 4 from moving inside the washer 3.

Example three: as shown in fig. 10-12, the first embodiment is modified in form to ensure that the connecting member 4 is fixed after being sleeved inside the gasket 3, and to ensure that the sealing between the connecting member 4 and the gasket 3 is good, and the installation process is convenient and quick.

Particularly, the upper end lateral wall of packing ring 3 turns over to 180 degrees outwards and cup joints the cladding in the cotton upper end of 1 of PP, and when the device assembly was accomplished, as shown in fig. 10 and 11 the junction of packing ring 3 and the cotton 1 of PP paints sealed glue, makes packing ring 3 and the cotton 1 of PP fixed through glue, the upper end lateral wall of packing ring 3 passes through the screw thread and is connected with the meshing of upper end cover 2, just packing ring 3 passes through the screw thread and is connected with connecting piece 4 meshing, and packing ring 3 meshes with upper end cover 2, connecting piece 4 respectively through the screw thread and is connected, can make the position of upper end cover 2 and connecting piece 4 fixed, can guarantee the effective sealed of meshing again.

The working principle is as follows: install the inside of filter flask (the filter flask of establishing ties on the water course) with the device that installs during the use, as shown in fig. 2, the water of water course gets into the filter flask after can permeate the inside of PP cotton 1 from the outside of PP cotton 1, PP cotton 1 carries out primary filtration to water this moment, the inside water of getting into PP cotton 1 can enter into the inside of ultrafiltration fiber membrane 7 from the lateral wall through-hole of ultrafiltration fiber membrane 7, then the inside water of getting into ultrafiltration fiber membrane 7 can flow to the flowing water clearance department between connecting piece 4 and the upper end cover 2 from the tip of ultrafiltration fiber membrane 7, when rivers pass through the inside of ultrafiltration fiber membrane 7, ultrafiltration fiber membrane 7 carries out secondary filtration to water, then the water after the filtration can be followed delivery port 8 and flowed out, realize the filtration to water.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a big flux ultrafiltration composite filter core structure, is the hollow PP cotton (1) including the appearance for cylindricality and inside, its characterized in that: an upper end cover (2) is fixedly arranged at the upper end of the PP cotton (1), a water outlet (8) is arranged at the central position of the upper end cover (2), the lower end of the PP cotton (1) is fixedly provided with a lower end cover (9) for sealing the lower end opening part of the PP cotton (1), the inner part of the upper end of the PP cotton (1) is fixedly connected with a gasket (3) through glue, the inner part of the gasket (3) is fixedly sleeved with a connecting piece (4), and a water flowing gap is reserved between the connecting piece (4) and the upper end cover (2), a solid groove (5) is arranged at the center of the upper side of the connecting piece (4), and a plurality of fixing holes (6) are arranged inside the connecting piece (4) and around the solid groove (5), a plurality of ultrafiltration fiber membranes (7) are fixedly filled in the PP cotton (1), and both ends of each ultrafiltration fiber membrane (7) are fixedly connected in the fixing holes (6).

2. A high flux ultrafiltration composite filter element construction according to claim 1 wherein: the upper end of the ultrafiltration fiber membrane (7) is flush with the upper side surface of the connecting piece (4).

3. A high flux ultrafiltration composite filter element construction according to claim 1 wherein: the side just lies in fixed mounting all around of delivery port (8) and has sealing washer (10) on the upper end cover (2), just the lower extreme downwardly extending of delivery port (8) is to the inside of solid groove (5).

4. A high flux ultrafiltration composite filter element construction according to claim 1 wherein: the upper end cover (2) and the lower end cover (9) are respectively and fixedly connected with a plurality of positioning blocks (14).

5. A high flux ultrafiltration composite filter element construction according to claim 1 wherein: seal up through a plurality of rubber circle (11) between the lateral wall of packing ring (3) and connecting piece (4), fixedly connected with dog (12) on the lower extreme inside wall of packing ring (3), the lower lateral wall swing joint of dog (12) and connecting piece (4), downside fixedly connected with briquetting (13) of upper end cover (2), just the side swing joint that goes up of briquetting (13) and connecting piece (4).

6. A high flux ultrafiltration composite filter element construction according to claim 1 wherein: the upper end lateral wall of packing ring (3) is turned over to 180 degrees outwards and is cup jointed the cladding in the upper end of PP cotton (1), the upper end lateral wall of packing ring (3) passes through the screw thread and is connected with upper end cover (2) meshing, just packing ring (3) passes through the screw thread and is connected with connecting piece (4) meshing.