CN213771385U

CN213771385U - Film filter with good filtering effect

Info

Publication number: CN213771385U
Application number: CN202022590118.8U
Authority: CN
Inventors: 汪利明; 陆伟民
Original assignee: Suzhou Biluo Tianranquan Food And Beverage Co ltd
Current assignee: Suzhou Biluo Tianranquan Food And Beverage Co ltd
Priority date: 2020-11-10
Filing date: 2020-11-10
Publication date: 2021-07-23
Anticipated expiration: 2030-11-10

Abstract

The application relates to a membrane filter that filter effect is good belongs to water treatment filtration equipment's field, and it includes the casing, the casing is cylindric that the level set up, be equipped with the collector pipe that sets up along self axis direction in the casing, can dismantle on the collector pipe and be connected with the membrane module, the membrane module with be equipped with sealing device between the collector pipe. This application has the casing and is full of the raw water, filters through the membrane module, and the water purification after the filtration passes through the collector pipe and collects, and sealing device can be sealed to realizing between membrane module and the collector pipe, prevents that unfiltered raw water from mixing with the water purification after the filtration, causes to filter inadequately, can improve the leakproofness, improves the effect of filter effect.

Description

Film filter with good filtering effect

Technical Field

The application relates to the field of water treatment filtration equipment, in particular to a membrane filter with good filtration effect.

Background

In the water treatment process, the membrane filter is a commonly used filtering device, and the filtering precision is the highest in all water treatment devices, and is commonly used as the last step of the filtration of drinking water.

The related technology can refer to Chinese patent invention with an authorization publication number of CN105413472B, which discloses a novel water treatment membrane component, comprising a plurality of water pipes which are mutually communicated to form a water pipe and are in a frame structure, a plurality of water treatment membrane piles which are communicated with the water pipe and are arranged on the frame structure, and a corresponding number of aeration pipes which are arranged corresponding to each water treatment membrane pile; the water treatment membrane stack comprises a membrane, a sealing ring, a fixing ring and a water collecting pipe, wherein the middle part of the membrane is provided with a mounting through hole with the size matched with the outer diameter of the water collecting pipe, the sealing ring is matched with the mounting through hole, two ends of the water collecting pipe are respectively communicated with the water conveying pipes at corresponding positions, and a plurality of small water outlet holes are formed in the water collecting pipe.

In view of the above-described problems, the inventors have found that the sealing performance of the membrane module directly determines the effect of water treatment by filtering water with the membrane module, and that the filtering effect is affected by mixing raw water with filtered water only due to insufficient sealing performance of the sealing ring.

SUMMERY OF THE UTILITY MODEL

In order to improve the leakproofness to improve membrane filter's filter effect, this application provides a membrane filter that filter effect is good.

The application provides a membrane filter that filter effect is good adopts following technical scheme:

the membrane filter with good filtering effect comprises a shell, wherein the shell is horizontally arranged in a cylindrical shape, a water collecting pipe arranged along the axis direction of the shell is arranged in the shell, a membrane assembly is detachably connected onto the water collecting pipe, and a sealing device is arranged between the membrane assembly and the water collecting pipe.

Through adopting above-mentioned technical scheme, be full of the raw water in the casing, filter through the membrane module, the water purification after the filtration passes through the collector pipe and collects, and sealing device can be to realizing sealed between membrane module and the collector pipe, prevents that unfiltered raw water from mixing with the water purification after the filtration, causes to filter inadequately, can improve the leakproofness, improves the filter effect.

Optionally, the membrane module includes the backing sheet that is discoid setting, backing sheet cavity sets up, a plurality of holes of permeating water have been seted up on the backing sheet, the backing sheet coats there is the filtration membrane, the mounting hole has been seted up jointly in filtration membrane with the backing sheet center, the mounting hole diameter with the diameter of collector pipe is the same, a plurality of inlet openings have been seted up on the collector pipe.

Through adopting above-mentioned technical scheme, the raw water permeates water through the hole of permeating water on the backing sheet after filtration membrane filters to inside getting into the collector pipe through the inlet opening on the collector pipe, realize filtering catchments effect.

Optionally, the sealing device includes a sealing ring made of an elastic material and fixedly connected to the position of the filter membrane close to the mounting hole, and the sealing ring is annularly arranged.

Through adopting above-mentioned technical scheme, through elastic sealing ring, make its and collector pipe laminating, improve the sealed effect of sealing washer, reduce former water and water purification and pass through the inlet opening mixture on the collector pipe, improve the filter effect.

Optionally, a sealing gasket is arranged between every two filtering membranes, and a clamping structure is arranged between the sealing gasket and the sealing ring.

Through adopting above-mentioned technical scheme, filtration membrane and sealed the spacer sleeve one by one establish on the collector pipe, through the joint structure with sealed the sealing washer joint on filling up and filtration membrane, improve the leakproofness, reduce the filtration membrane of difference and leak through the gap between each other, improve the filter effect.

Optionally, the joint structure include fixed connection in the sealing washer is close to the joint piece of sealed pad one side, set up on the sealing washer with joint piece matched with joint groove, the fixture block that fixedly connected with annular set up on the joint piece, sealed pad is close to the position in joint groove sets up with fixture block matched with draw-in groove.

Through adopting above-mentioned technical scheme, in the joint groove with joint block joint, can strengthen sealedly in the joint groove with the fixture block joint simultaneously, improve the filter effect.

Optionally, one end of the water collecting pipe is fixedly connected with a fixing block, the other end of the water collecting pipe is slidably connected with a compression ring, the compression ring is sleeved on the water collecting pipe, and a fixing component used for fixing the relative position of the compression ring and the water collecting pipe is arranged at the position of the compression ring close to the water collecting pipe.

Through adopting above-mentioned technical scheme, through establishing membrane module and sealed pad spacer sleeve one by one on the collector pipe, establish the clamp ring cover at the tip to compress tightly it to the fixed block direction, and through the position of the fixed clamp ring of fixed subassembly, thereby support sealed pad and sealing washer tightly, improve the leakproofness between the two, improve the filter effect.

Optionally, the fixing assembly includes an elastic member fixedly connected to the compression ring, an annular groove circumferentially disposed on the water collecting pipe, and the elastic member is adapted to the annular groove.

Through adopting above-mentioned technical scheme, when following the collector pipe slip clamp ring, in the spring fixture block embedding on the clamp ring annular groove, can fix the effect that the clamp ring was put to keep sealed the state that compresses tightly between filling up and the sealing washer, improve the filter effect.

Optionally, one of the membrane modules close to the compression ring is far away from one surface of the fixed block, the sealing ring is fixedly connected with a sealing film made of an elastic material, the sealing film is annular, and the diameter of the sealing film is smaller than that of the water collecting pipe.

Through adopting above-mentioned technical scheme, the seal membrane can further seal the collector pipe, prevents that the water purification in the collector pipe and the raw water in the casing from mixing, improves the filter effect.

In summary, the present application includes at least one of the following beneficial technical effects:

1. raw water is filled in the shell and is filtered through the membrane module, the filtered purified water is collected through the water collecting pipe, and the sealing device can seal the space between the membrane module and the water collecting pipe, so that the raw water which is not filtered and the filtered purified water are prevented from being mixed to cause insufficient filtering, the sealing property can be improved, and the filtering effect can be improved;

2. the elastic sealing ring is attached to the water collecting pipe, so that the sealing effect of the sealing ring is improved, the clamping block is clamped in the clamping groove, the sealing can be enhanced, the mixing of raw water and purified water through a water inlet hole in the water collecting pipe is reduced, and the filtering effect is improved;

3. the membrane component and the sealing gaskets are arranged on the water collecting pipe in a sleeved mode at intervals one by one, the pressing ring is sleeved at the end portion and is pressed towards the fixing block, and the position of the pressing ring is fixed through the fixing component, so that the sealing gaskets and the sealing rings are abutted tightly, the sealing performance between the sealing gaskets and the sealing rings is improved, and the filtering effect is improved.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present application.

FIG. 2 is a cross-sectional view of a salient membrane module in an example of the present application.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is an enlarged view of a portion B in fig. 2.

Description of reference numerals: 1. a housing; 11. a water collection pipe; 111. a water inlet hole; 12. a sampling tube; 121. a valve; 13. a membrane module; 131. a support sheet; 132. water permeable holes; 133. a filtration membrane; 134. mounting holes; 14. a seal ring; 141. a sealing film; 15. a gasket; 16. a clamping structure; 161. a clamping block; 162. a clamping groove; 163. a clamping block; 164. a card slot; 17. a fixed block; 18. a compression ring; 181. an elastic member; 1811. a spring block; 1812. a spring; 19. an annular groove; 20. an opening; 21. an end cap; 22. a sealing layer; 23. and (4) a water inlet pipe.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a membrane filter that filter effect is good. Referring to fig. 1 and 2, the membrane filter having a good filtering effect includes a housing 1, and the housing 1 is horizontally disposed in a cylindrical shape. A water collecting pipe 11 arranged along the axis direction of the shell 1 is arranged in the shell. The water collecting pipe 11 is arranged at one end of the shell 1 in a penetrating way. The water collecting pipe 11 is detachably connected with a membrane module 13. The purified water filtered by the membrane module 13 enters the water collecting pipe 11 to be collected, so that the function of water filtration is realized.

Referring to fig. 1 and 2, the water collecting pipe 11 is fixedly connected to and communicated with the sampling pipe 12 through one end of the housing 1, and the sampling pipe 12 is provided with a valve 121. The valve 121 can control the sampling tube 12 to open and close, so that the filtered water can be sampled, and the filtered water quality can be detected.

Referring to fig. 1 and 2, water inlet pipes 23 are inserted into both ends of the side wall of the housing 1, the water inlet pipes 23 can inject raw water into the housing 1 without being filtered, the arrangement of the two water inlet pipes 23 can make the water inlet at both ends uniform, and the loss degree of the membrane modules 13 at both ends is the same.

Referring to fig. 2, an opening 20 is formed at one end of the housing 1, an end cover 21 is detachably connected to one end of the housing 1 close to the opening 20, the end cover 21 is connected to the housing 1 through a flange and a bolt, and a sealing layer 22 made of rubber or the like is fixedly connected to one end of the end cover 21 close to the housing 1. By opening the end cap 21 at one end of the housing 1, the inner diaphragm assembly 13 can be removed from the opening 20, facilitating disassembly.

Referring to fig. 2 and 3, the membrane module 13 includes a supporting sheet 131 disposed in a disc shape, the supporting sheet 131 is disposed in a hollow manner, a plurality of water permeable holes 132 are formed in the supporting sheet 131, a filtering membrane 133 covers the supporting sheet 131, a mounting hole 134 is formed at the center of the filtering membrane 133 and the supporting sheet 131, the diameter of the mounting hole 134 is the same as that of the water collecting pipe 11, and a plurality of water inlet holes 111 are formed in the water collecting pipe 11. The raw water is filtered by the filtering membrane 133 and then enters the supporting net, and the purified water enters the supporting net through the hollow structure of the supporting net and enters the water collecting pipe 11 through the water inlet 111.

Referring to fig. 2 and 3, a sealing device is disposed between the membrane module 13 and the header pipe 11, and the sealing device includes a sealing ring 14 made of elastic material such as rubber and fixedly connected to the filtering membrane 133 near the mounting hole 134, and the sealing ring 14 is annularly disposed. The sealing ring 14 can seal between the membrane module 13 and the water collecting pipe 11, so that water must enter the water collecting pipe 11 through the supporting sheet 131, and the unfiltered raw water and the purified water are prevented from being mixed to influence the filtering effect.

Referring to fig. 2 and 3, the sealing device further includes a sealing gasket 15 disposed between two filtering membranes 133, the sealing gasket 15 is sleeved on the water collecting pipe 11, and a clamping structure 16 is disposed between the sealing gasket 15 and the sealing ring 14. The clamping structure 16 includes a clamping block 161 fixedly connected to one side of the sealing ring 14 close to the sealing gasket 15, a clamping groove 162 matched with the clamping block 161 is formed in the sealing gasket 15, a clamping block 163 annularly arranged is fixedly connected to the clamping block 161, and a clamping groove 164 matched with the clamping block 163 is formed in a position of the sealing gasket 15 close to the clamping groove 162. The sealing gasket 15 and the sealing ring 14 can be tightly attached through the clamping structure 16, so that water leakage from a gap is avoided, the sealing property is improved, and the possibility of mixing raw water and purified water is reduced.

Referring to fig. 2 and 4, one end of the water collecting pipe 11 is fixedly connected with a fixing block 17, the other end of the water collecting pipe 11 is slidably connected with a clamp ring 18, the clamp ring 18 is sleeved on the water collecting pipe 11, and a fixing component for fixing the relative positions of the clamp ring 18 and the water collecting pipe 11 is arranged at a position of the clamp ring 18 close to the water collecting pipe 11. By sleeving the membrane assembly 13 on the water collecting pipe 11 and tightly pressing the membrane assembly 13 through the pressing ring 18, the sealing gasket 15 and the sealing ring 14 are tightly attached, the sealing performance is improved, and the filtering effect is prevented from being influenced by mixing of raw water and purified water.

Referring to fig. 2 and 4, the fixing assembly includes an elastic member 181 fixedly connected to the pressing ring 18 near the position of the water collecting pipe 11, the elastic member 181 includes a spring 1812 fixedly connected to the inner side of the pressing ring 18, the spring 1812 is circumferentially distributed along the pressing ring 18, one end of the spring 1812 far away from the pressing ring 18 is fixedly connected with an elastic block 1811, an annular groove 19 circumferentially arranged is formed on the water collecting pipe 11, and the elastic block 1811 is matched with the annular groove 19. The compression ring 18 slides on the water collecting pipe 11, and when the elastic block 1811 slides to the annular groove 19 formed on the water collecting pipe 11, the elastic block 1811 can be embedded in the annular groove 19, so that the elastic member 181 is matched with the annular groove 19.

Referring to fig. 2 and 4, a sealing ring 141 made of an elastic material such as silica gel is fixedly connected to the sealing ring 14 on the side of the membrane assembly 13 far away from the fixed block 17, the sealing ring 141 is annular, and the diameter of the sealing ring 141 is smaller than that of the water collecting pipe 11. The sealing film 141 is sleeved on the water collecting pipe 11. The water collecting pipe 11 can be completely sealed by the sealing film 141, preventing raw water from entering the water collecting pipe 11, and improving the filtering effect.

The implementation principle of the membrane filter with good filtering effect in the embodiment of the application is as follows: when the water filter is used, the end cover 21 is opened, the membrane assembly 13 is installed on the water collecting pipe 11 through the opening 20, gap water leakage can be prevented through the arrangement of the sealing ring 14 and the sealing gasket 15, the sealing ring 14 and the sealing gasket 15 are tightly pressed through the matching of the pressing ring 18 and the fixing block 17, the pressing effect is realized, the mixing of raw water and purified water in the water collecting pipe 11 is reduced, the sealing performance is improved, and the filtering effect is improved; the end cover 21 is tightly covered, so that water leakage can be prevented, the water pressure is improved, and the filtering speed is improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a membrane filter that filter effect is good which characterized in that: the membrane component comprises a shell (1), wherein the shell (1) is horizontally cylindrical, a water collecting pipe (11) is arranged in the shell (1) along the axis direction, a membrane component (13) is detachably connected to the water collecting pipe (11), and a sealing device is arranged between the membrane component (13) and the water collecting pipe (11).

2. The membrane filter with good filtering effect as claimed in claim 1, wherein: the membrane module (13) comprises a supporting sheet (131) which is arranged in a disc shape, the supporting sheet (131) is arranged in a hollow mode, a plurality of water permeable holes (132) are formed in the supporting sheet (131), a filtering membrane (133) covers the supporting sheet (131), a mounting hole (134) is formed in the centers of the filtering membrane (133) and the supporting sheet (131) together, the diameter of the mounting hole (134) is the same as that of the water collecting pipe (11), and a plurality of water inlet holes (111) are formed in the water collecting pipe (11).

3. The membrane filter with good filtering effect as claimed in claim 2, wherein: the sealing device comprises a sealing ring (14) which is fixedly connected with the position, close to the mounting hole (134), of the filtering membrane (133) and is made of elastic materials, and the sealing ring (14) is annularly arranged.

4. A membrane filter with good filtering effect according to claim 3, wherein: filter membrane (133) are equipped with sealed pad (15) between two liang, sealed pad (15) with be equipped with joint structure (16) jointly between sealing washer (14).

5. The membrane filter with good filtering effect as claimed in claim 4, wherein: joint structure (16) include fixed connection in sealing washer (14) are close to joint piece (161) of sealed pad (15) one side, sealed pad (15) are gone up and are seted up with joint piece (161) matched with joint groove (162), fixture block (163) that fixedly connected with annular set up are gone up in joint piece (161), sealed pad (15) are close to the position in joint groove (162) is seted up with fixture block (163) matched with draw-in groove (164).

6. A membrane filter with good filtering effect according to claim 3, wherein: collector pipe (11) one end fixedly connected with fixed block (17), collector pipe (11) other end sliding connection has clamp ring (18), clamp ring (18) cover is located on collector pipe (11), clamp ring (18) are close to the position of collector pipe (11) is equipped with and is used for fixing clamp ring (18) with the fixed subassembly of collector pipe (11) relative position.

7. The membrane filter with good filtering effect as claimed in claim 6, wherein: the fixing assembly comprises an elastic piece (181) fixedly connected to the compression ring (18), an annular groove (19) arranged along the circumferential direction is formed in the water collecting pipe (11), and the elastic piece (181) is matched with the annular groove (19).

8. The membrane filter with good filtering effect as claimed in claim 6, wherein: the sealing ring (14) which is close to one of the compression rings (18) and away from one surface of the fixed block (17) on the membrane assembly (13) is fixedly connected with a sealing film (141) made of elastic materials, the sealing film (141) is annular, and the diameter of the sealing film (141) is smaller than that of the water collecting pipe (11).