CN217527026U - Filtering device - Google Patents

Abstract

The utility model relates to a filtering device, which comprises a liquid inlet layer, a filtering unit positioned at the downstream of the liquid inlet layer and one or more flow passages passing through the liquid inlet layer and the filtering unit; the liquid inlet layers and the filtering units are alternately stacked to form a filtering module; the periphery of the filtering module is provided with a sealing part which fastens and seals the liquid inlet layer and the filtering unit together; the sealing part is provided with a first end face and a second end face which are opposite, the width dimension of at least part of the first end face is larger than that of the second end face, and the outer side face of the sealing part in the thickness direction of the filtering device is an inclined plane. The utility model discloses a filter equipment, the width dimension of first terminal surface is greater than the width dimension of second terminal surface, and when a plurality of filter equipment stacked along the thickness direction, a filter equipment's big tip and another filter equipment's little tip laminating, by first terminal surface at two filter equipment's laminating department edge formation supply the platform face of user's application of force, one of them filter equipment can be peeled off from platform face application of force to the user.

Description

Filtering device

Technical Field

The utility model relates to a filtration equipment technical field especially relates to a filter equipment.

Background

The filtering device is a polymer filtering and separating device widely used in the biotechnology and pharmaceutical industry, and the application scenarios thereof include but are not limited to concentration, dialysis, molecular weight cutting and heat source removal. The filter device has an inlet port and a filtrate port, and in use, the filter device needs to be held in a two piece clamp for providing precise mechanical control of the internal pressure of the filter membrane package and distribution of the filter flow through the plurality of flow channels in the filter membrane package. These filter devices are of uniform size and require that the inlet openings be aligned with the filtrate openings, which correspond to the filtrate openings. The current filter equipment outside has silica gel and bordures, stacks the back at filter equipment, and the upper and lower surface that silica gel bordures laminates each other, strengthens sealing between the filter equipment, however, because the size between the filter equipment is unanimous basically, and laminates closely each other for when changing filter equipment, the inconvenient peeling off of single filter equipment reduces work efficiency, and also makes easily can distort filter equipment when peeling off, leads to filter membrane in the filter equipment to receive bigger risk of breaking.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a filter equipment, the lateral surface of filter module outlying sealing is the inclined plane, and the sealing is laminated each other when preventing that filter equipment from stacking, is difficult for peeling off.

In order to achieve the above purpose, the utility model adopts the following technical proposal:

a filtration apparatus comprising a feed layer and a filtration unit downstream of the feed layer, further comprising one or more flow paths through the feed layer and the filtration unit; the liquid inlet layers and the filtering units are alternately stacked to form a filtering module;

the periphery of the filter module is provided with a sealing part which fastens and seals the liquid inlet layer and the filter unit together; the sealing part is provided with a first end face and a second end face which are opposite, the width dimension of at least part of the first end face is larger than that of the second end face, and the outer side face of the sealing part in the thickness direction of the filtering device is an inclined plane.

The utility model discloses a filter equipment utilizes the sealing to fasten the peripheral of filter module sealed, and the size of advancing liquid layer and filter unit is similar, consequently controls the width dimension of the first terminal surface of sealing and the width dimension of second terminal surface, makes at least part the width dimension of first terminal surface is greater than the width dimension of second terminal surface to the lateral surface that makes the sealing keep away from filter module is the inclined plane, and the sealing is the inclined plane at filter equipment thickness direction's lateral surface promptly. One side that filter equipment and the first terminal surface of sealing correspond is big tip, and the opposite side is little tip, and when a plurality of filter equipment stacked along the thickness direction, the big tip of a filter equipment and the little tip laminating of another filter equipment, because the width dimension of first terminal surface is greater than the width dimension of second terminal surface, then form the platform face that supplies the user application of force at the laminating department edge of two filter equipment, one of them filter equipment can be peeled off from the platform face application of force. Simultaneously, filter equipment is by the centre gripping in two anchor clamps when using, because anchor clamps application of force, a filter equipment's first terminal surface is extruded, and the edge is to another filter equipment's tip perk, improves the leakproofness, and the sealing between two filter equipment has been strengthened to the part laminating department edge that first terminal surface has wrapped two filter equipment simultaneously.

Preferably, the angle of inclination on inclined plane is 0.8-8 °, and the angle of inclination and filter equipment's thickness looks adaptation control the platform face size between the adjacent filter equipment, avoids the difficult peeling off of platform face undersize, also avoids the too big increase of platform face to bordure the encapsulation degree of difficulty, or, the too big filter equipment that leads to of platform face is when by the centre gripping, and the atress is uneven in the thickness direction for produce the uneven phenomenon of runner size in the filter equipment.

Preferably, the difference between the width of the first end face and the width of the second end face is 1-4mm, so that the width of the single-side platform face is controlled to be 1-4mm.

Preferably, the filtration module further comprises a penetration part penetrating into the periphery of the filtration module, the penetration part being engaged with the sealing part, and the penetration part comprising a first penetration surface connected with the first end surface and a second penetration surface connected with the second end surface.

The effect of sealing part and infiltration portion is the periphery and the sealing of connecting into liquid layer and filter unit, prevents that the feed liquid from revealing or the series flow from the edge, and the infiltration portion is got into and the solidification by the edge of advancing liquid layer and filter unit, is integrative with the filtration module fastening, accomplishes filter equipment's encapsulation. The first penetration surface is a sealing surface formed by the penetration part on one side surface of the filter module, and the second penetration surface is a sealing surface formed by the penetration part on the other side surface of the filter module.

Preferably, the width ratio of the first end face to the first penetration face is 1 to 1. Because first infiltration face and second infiltration face are the infiltration portion formation, and the size is similar, and, the width of first terminal surface is greater than the width of second terminal surface, controls the size of sealing from this, avoids the too narrow whole sealed and the fastness that influences filter equipment of sealing.

Preferably, the second terminal surface with the transition angle on inclined plane is first fillet, makes the edge line rounding off of sealing, and first fillet also can play the guide effect, and convenience of customers comes into hand from the platform face and peels off filter equipment, and simultaneously, filter equipment is by the centre gripping when using in two anchor clamps, and a filter equipment's first terminal surface is extrudeed to another filter equipment's little tip perk, and first terminal surface promotes the leakproofness between two filter equipment along another filter equipment's of first fillet cladding part sealing.

Preferably, first terminal surface with the transition angle on inclined plane is the second fillet, the camber at second fillet is less than the camber at first fillet, because of the platform face is located second terminal surface place side, makes the camber at first fillet bigger, and the separation area is bigger between first terminal surface and the second terminal surface, corresponds the area that has increased the platform face, more conveniently peels off, and has guaranteed the whole width and the leakproofness of sealing.

Preferably, the filter device is square, the sealing part comprises four outer side faces and connecting corners, and at least two opposite outer side faces are inclined planes.

Preferably, the sealing portion is formed by an adhesive agent contacting and curing the liquid inlet layer and the outer edge of the filter unit, and the slope of the outer side of the sealing portion is formed by a die or cut.

Preferably, the material of the sealing part is silicone or thermosetting resin.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the utility model discloses a size of the first terminal surface of the peripheral sealing of control filter module and second terminal surface makes the lateral surface of sealing be the inclined plane, and the outer fringe of sealing flushes completely when having avoided filter equipment to stack along the thickness direction, and the user has no point of force when peeling off single filter equipment. When the filtering devices are stacked, the first end face of one filtering device and the second end face of the other filtering device form a platform face due to the width difference, a user can take the platform face as a force application point to quickly peel off one filtering device, the efficiency of replacing the filtering device is improved, and the filtering device is prevented from being distorted to break a filtering membrane inside the filtering device; meanwhile, the first end face of one filter device is used for covering at least part of the second end face of the other filter device, so that the sealing between the two filter devices is enhanced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic cross-sectional view of a filtering apparatus at an inlet according to an embodiment of the present invention.

Fig. 2 is a schematic cross-sectional view of a second embodiment of the present invention showing a filtering apparatus at an inlet.

Fig. 3 is a schematic structural diagram of a filtering apparatus according to a third embodiment of the present invention.

Fig. 4 is a schematic view of stacking two filtering devices according to a first embodiment of the present invention.

Description of the reference numerals:

1. a liquid inlet layer; 2. a filtration unit; 3. a sealing part; 31. a first end face; 32. a second end face; 33. a bevel; 34. a first rounded corner; 35. a second rounded corner; 4. a penetration portion; 41. a first permeate surface; 42. a second permeate side; 5. a platform surface.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. 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 invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 4, the filtering apparatus according to the embodiment of the present invention includes a liquid inlet layer 1, a filtering unit 2 located downstream of the liquid inlet layer 1, and one or more flow passages passing through the liquid inlet layer 1 and the filtering unit 2; the liquid inlet layers 1 and the filter units 2 are alternately stacked to form a filter module.

The effect of entering liquid layer 1 is the water conservancy diversion stoste, and the stoste gets into from the feed liquor hole of filter equipment one side, then spreads over and enters liquid layer 1, and filter unit 2 is located the downflow of entering liquid layer 1, mainly plays the filtering action, forms filtrating, and the feed liquid that another part is not filtered forms the retentate, discharges from the feed liquor hole of feed liquor layer 1 opposite side, accomplishes the filtration. It should be noted that the flow channel in this embodiment does not refer to a solid flow channel, but refers to a flow path of the raw liquid entering the formed filtrate to the filtrate outlet and a flow path of the retentate, and the number of the flow paths is related to the number of the liquid inlet holes and the filtrate holes. The flow pattern of the liquid in the filter device may be tangential flow or cross flow.

The periphery of the filtration module has a sealing part 3 for fastening and sealing the liquid inlet layer 1 and the filtration unit 2 together, for connecting and sealing the periphery of the liquid inlet layer 1 and the filtration unit 2, preventing leakage or streaming of the feed liquid from the edges. The sealing part 3 is provided with a first end surface 31 and a second end surface 32 which are opposite, the width dimension of at least part of the first end surface 31 is larger than that of the second end surface 32, and the outer side surface of the sealing part 3 in the thickness direction of the filter device is an inclined surface 33. When a plurality of filter devices are stacked, the outer side surfaces of the sealing parts 3 are inclined surfaces 33, and the first end surface and the second end surface have width difference, so that the joint parts of the adjacent filter devices are provided with the platform surfaces 5, and a user can peel off the single filter device conveniently by applying force. Simultaneously, filter equipment is by the centre gripping in two anchor clamps when using, because anchor clamps application of force, a filter equipment's first terminal surface is extrudeed to another filter equipment's tip relative perk, improves the leakproofness, can cover the outer fringe of another filter equipment's part tip simultaneously, prolongs two filter equipment's laminating department length, strengthens the sealed between two filter equipment.

Preferably, the angle of inclination of inclined plane 33 is 0.8 ° -8 °, and angle of inclination and filter equipment's thickness looks adaptation control platform face 5 between the adjacent filter equipment, avoid 5 undersize of platform face difficult peeling off, also avoid 5 too big increases of platform face to bordure the encapsulation degree of difficulty, or, 5 too big filter equipment that lead to of platform face is when by the centre gripping, the atress is uneven in the thickness direction for produce the uneven phenomenon of runner size in the filter equipment.

In the first embodiment shown in fig. 1, the inclination angle of the inclined plane 33 is 4 °, when the thickness of the filter device is larger, the width difference between the first end surface and the second end surface is too large, and the flat surface 5 between adjacent filter devices is also larger, which results in space waste, so that the inclination angle of the inclined plane 33 can be appropriately reduced for the filter device with larger thickness. As shown in fig. 2, in the second embodiment, the inclined plane 33 has an inclination angle of 1 °, when the thickness of the filtering device is small, the terrace surface 5 between the adjacent filtering devices is small, the force is still inconvenient for the user, and it is difficult to peel off the single filtering device, therefore, for the filtering device with small thickness, the inclination angle of the inclined plane 33 can be enlarged properly.

On the other hand, the width of the land 5 of the adjacent filter device can be controlled from the width of the seal portion 3. As shown in fig. 1 and 4, in the first embodiment, the difference between the width of the first end face 31 and the width of the second end face 32 is 4mm, when the filter devices are stacked, the width of the platform face 5 of the adjacent filter device is 4mm; in the second embodiment shown in fig. 2, the difference between the width of the first end face 31 and the width of the second end face 32 is 1mm, and the width of the platform face 5 of the adjacent filter device is 1mm when the filter devices are stacked.

As shown in fig. 1 to 4, the filtration module further includes a penetration part 4 penetrating into the periphery of the filtration module, the penetration part 4 being engaged with the sealing part 3, and the penetration part 4 including a first penetration surface 41 connected to the first end surface 31 and a second penetration surface 42 connected to the second end surface 32.

The utility model discloses sealing 3 is formed by the thermosetting resin of solidification or adhesives such as rubber or silica gel, general encapsulation technology piles up into filtration module for the filtration unit 2 that the encapsulation was accomplished and feed liquor layer 1 in turn, pours the adhesive and encloses to flood filtration module at the periphery, then at feed liquor hole and filtrating hole evacuation, the adhesive gets into from filtration unit 2 and feed liquor layer 1's edge, forms infiltration portion 4, treat the adhesive solidification back, cut shaping or drawing of patterns shaping, accomplish the encapsulation of filtration membrane package.

The sealing part 3 and the penetration part 4 are used for connecting and sealing the peripheries of the liquid inlet layer 1 and the filtering unit 2 and preventing the liquid from leaking or streaming from the edges, the first penetration surface 41 is a sealing surface formed by the penetration part 4 on one side surface of the filtering module, the second penetration surface 42 is a sealing surface formed by the penetration part 4 on the other side surface of the filtering module, and the sealing performance of the penetration part 4 on the filtering module can be determined by the widths of the first penetration surface 41 and the second penetration surface 42.

Preferably, the ratio of the width of the first end face 31 to the width of the first penetration surface 41 is 1 to 1.

As shown in fig. 2, the first penetration surface 41 and the second penetration surface 42 have the same size, the ratio of the width of the first end surface 31 to the width of the first penetration surface 41 is 1:1, the ratio of the width of the second end surface 32 to the width of the second penetration surface 42 is 1.2, and the width of the first end surface 31 is greater than the width of the second end surface 32, so that the size of the inclined surface 33 of the sealing part 3, namely the inclination angle of the inclined surface 33 and the width of the flat surface 5 are controlled, and the phenomenon that the sealing effect of the sealing part on the filter module is affected due to the excessively small width of the sealing part at the second end surface is avoided.

As shown in fig. 2, the transition angle between the second end surface 32 and the inclined surface 33 is a first rounded corner 34, so that the edge line of the sealing portion 3 is smooth, and the first rounded corner 34 can also play a guiding role, thereby properly increasing the area of the platform surface 5, and facilitating a user to take the platform surface 5 as a force application point to peel off the filter device. Meanwhile, the filtering devices are clamped in the two clamps when in use, the first end face of one filtering device is extruded to tilt towards the small end part of the other filtering device, and the first end face covers part of the sealing part along a first round angle of part of the other filtering device, so that the sealing performance between the two filtering devices is improved.

Furthermore, the transition angle between the first end surface 31 and the inclined surface 33 is the second fillet 35, the curvature of the second fillet 35 is smaller than that of the first fillet 34, the platform surface 5 is located on the side of the second end surface 32, the curvature of the first fillet 34 is larger, the separation area between the first end surface and the second end surface is larger, the area of the platform surface 5 is correspondingly increased, stripping is more convenient, and the whole width and sealing of the sealing part are ensured.

The filter device is square, the sealing part 3 comprises four outer side faces and connecting angles, and when the filter devices are stacked, the four outer side faces of the sealing part 3 can be attached to the sealing parts 3 of other filter devices, so that at least two opposite outer side faces of the four outer side faces are inclined faces 33, the attaching positions of the adjacent filter devices are provided with platform faces 5, and the single filter device is convenient to peel. In the third embodiment shown in fig. 3, the four outer side surfaces of the sealing portion 3 are all inclined surfaces 33.

Preferably, the sealing portion 3 is formed by contacting and curing an adhesive to the outer edges of the liquid inlet layer 1 and the filter unit 2, the inclined surface 33 of the outer side of the sealing portion 3 is formed by a die or by cutting, and the first rounded corner 34 and the second rounded corner 35 are also formed by a die or by cutting.

The material of the sealing portion 3 is silicone or thermosetting resin, has thermosetting properties, and has good sealability after thermosetting.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims (10)

1. A filtration apparatus comprising a feed layer and a filtration unit downstream of the feed layer, further comprising one or more flow paths through the feed layer and the filtration unit; the liquid inlet layers and the filtering units are alternately stacked to form a filtering module;

wherein the periphery of the filtration module is provided with a sealing part for fastening and sealing the liquid inlet layer and the filtration unit together; the sealing part is provided with a first end face and a second end face which are opposite, the width dimension of at least part of the first end face is larger than that of the second end face, and the outer side face of the sealing part in the thickness direction of the filtering device is an inclined plane.

2. The filter device of claim 1, wherein the angle of inclination of the chamfer is between 0.8 ° and 8 °.

3. The filtration device of claim 1, wherein the difference between the width of the first end face and the width of the second end face is 1-4mm.

4. The filtration device of claim 1, wherein the filtration module further comprises a permeate portion that permeates into a periphery of the filtration module, the permeate portion being engaged with the seal portion, and the permeate portion comprising a first permeate surface connected to the first end face and a second permeate surface connected to the second end face.

5. The filtration device according to claim 4, wherein the ratio of the width of the first end face to the width of the first penetration surface is 1 to 1.8;

the ratio of the width of the second end face to the width of the second penetration face is 1.2 to 1.

6. The filter device of claim 1, wherein a transition angle of the second end face and the chamfer is a first rounded angle.

7. The filter device of claim 6, wherein a transition angle of the first end face to the chamfer is a second rounded corner having a curvature less than a curvature of the first rounded corner.

8. The filter device according to claim 1, wherein the filter device is square, the sealing portion includes four outer sides and connecting corners, and at least two opposite outer sides are inclined surfaces.

9. The filtering device according to claim 1, wherein the sealing portion is formed by an adhesive agent contacting and curing the liquid inlet layer and the outer edge of the filtering unit, and the slope of the outer side of the sealing portion is formed by a die or cut.

10. The filter device according to claim 1, wherein a material of the sealing portion is a silicone or a thermosetting resin.

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