CN212039213U - Liquid seamless filtration sack - Google Patents

Abstract

The utility model belongs to the technical field of liquid filtering cloth bags, in particular to a liquid seamless filtering cloth bag, which comprises a fixed seat, the fixed seat is a hollow annular structure, the lower surface of the fixed seat is connected with an annular pipe body, the fixed seat and the first annular pipe body are integrated into a whole, the rigidity is improved, the inner hole of the annular pipe body is provided with internal threads, the inner hole of the annular pipe body is connected with a primary filtering device, the primary filtering device comprises a connecting plate, a second annular pipe body is welded on the lower surface of the connecting plate, the lower surface of the second annular pipe body is welded with a bottom plate, the second annular pipe body and the third annular pipe body form a scrap groove, impurities filtered by the filter screen can be flushed and accumulated together by high-pressure liquid and are accumulated in the scrap groove, the upper port of the filter cloth bag is fixed on the outer wall of the first annular pipe body and is arranged at the position of the filter mounting port through a fixing seat.

Description

Liquid seamless filtration sack

Technical Field

The utility model relates to a liquid filtration sack technical field specifically is a liquid seamless filtration sack.

Background

In industrial production, along with the rapid development of industry, the requirement of each field to liquid filtration technology is higher and higher, and the filter bag is as filter element, is the important ring of filtering process, and the filter bag quality has decided user's filter effect at to a great extent, and the material of filter bag is various, and the specification is complete, can the pertinence satisfy the requirement of each trade, and liquid filtration's conventional method adopts the filter bag to filter liquid, and high-pressure liquid can filter inside impurity after filtering the bag.

The existing filtering device is easy to leak, so that the filtering effect is poor; when high-pressure liquid impacts the inside of the filter bag, the filter bag is easy to be pulled and damaged from the mounting opening of the filter bag, and the service life of the filter bag is influenced; the filter bag needs often to be dismantled, washs the dirt that the surface filtered, influences work efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a seamless liquid filtering cloth bag to solve the problem that the existing filtering device proposed in the background art is easy to leak, so that the filtering effect is poor; when high-pressure liquid impacts the inside of the filter bag, the filter bag is easy to be pulled and damaged from the mounting opening of the filter bag, and the service life of the filter bag is influenced; the filter bag needs often to be dismantled, washs the dirt that the surface filter got off, influences work efficiency's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the seamless liquid filtering cloth bag comprises a fixed seat, wherein the fixed seat is of a hollow annular structure, a first annular pipe body is connected to the lower surface of the fixed seat, the fixed seat and the first annular pipe body are integrated, an inner thread is formed in an inner hole of the first annular pipe body, a primary filtering device is connected to the inner hole of the first annular pipe body, the primary filtering device comprises a connecting plate, the connecting plate is of a hollow annular structure, an outer thread is formed in the outer side of the connecting plate, the connecting plate and the first annular pipe body are in threaded connection through the outer thread and the inner thread, a second annular pipe body is welded to the lower surface of the connecting plate, a bottom plate is welded to the lower surface of the second annular pipe body, the bottom plate is of a hollow annular structure, a third annular pipe body is welded to the upper surface of the inner side of the bottom plate, the filter screen is fixedly connected to the upper surface of the third annular pipe body, a filter cloth bag is fixed to the outer wall of the first annular pipe body, and a sealing groove is formed in the lower surface of the fixing seat.

Preferably, four fixing rods are welded in the middle of the inner side of the second annular pipe body and in the middle of the outer side of the third annular pipe body, and are the same in height and evenly distributed along the axial direction.

Preferably, the filter screen is a stainless steel metal filter screen, and the filter precision of the filter screen is smaller than that of the filter cloth bag.

Preferably, the internal thread is inside the first annular tube body and extends from the top to a lower middle side of the first annular tube body.

Preferably, a seal ring is installed in the seal groove.

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

1) through the arrangement of the sealing groove and the sealing ring, the air tightness of the device is improved, and the device is not easy to leak;

2) by arranging the primary filtering device, most of liquid impurities are filtered at the filtering net, the filtered impurities are accumulated in the chip collecting groove, and the device can be conveniently cleaned only by loosening the thread of the primary filtering device, so that the cleaning period of the filtering bag is greatly prolonged;

3) through the arrangement of the filter screen, the acting force of the high-pressure liquid after passing through the filter screen is reduced, so that the impact of the high-pressure liquid on the filter bag is weakened, and the service life of the filter bag is prolonged.

Drawings

FIG. 1 is a schematic sectional view of the present invention;

FIG. 2 is a schematic sectional view of the primary filtering apparatus of the present invention;

fig. 3 is a schematic view of the primary filtering device of the present invention.

In the figure: the filter bag comprises a filter bag 1, a first annular pipe body 2, a sealing groove 3, a primary filter device 4, a second annular pipe body 41, an external thread 42, a fixing rod 43, a connecting plate 44, a filter screen 45, a chip collecting groove 46, a third annular pipe body 47, a bottom plate 48, a fixing seat 5 and an internal thread 6.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example (b):

referring to fig. 1-3, the present invention provides a technical solution: a liquid seamless filtering cloth bag comprises a fixed seat 5, wherein the fixed seat 5 is of a hollow annular structure, a first annular pipe body 2 is connected to the lower surface of the fixed seat 5, the fixed seat 5 and the first annular pipe body 2 are integrated, the rigidity is improved, an internal thread 6 is arranged in an inner hole of the first annular pipe body 2, a primary filtering device 4 is connected to the inner hole of the first annular pipe body 2, the primary filtering device 4 comprises a connecting plate 44, the connecting plate 44 is of a hollow annular structure, an external thread 42 is arranged on the outer side of the connecting plate 44, the connecting plate 44 and the first annular pipe body 2 are in threaded connection through the external thread 42 and the internal thread 6, a second annular pipe body 41 is welded to the lower surface of the connecting plate 44, a bottom plate 48 is welded to the lower surface of the second annular pipe body 41, the bottom plate 42 is of a hollow annular structure, and a third, the chip groove 46 is constituteed to bottom plate 42, the annular body 41 of second and the annular body 47 of third, fixed surface is connected with filter screen 45 on the annular body 47 of third, and filter screen 45 can filter most impurity in the high-pressure liquid, because the flow direction of high-pressure liquid is fixed, and the impurity that gets off is filtered by filter screen 45, can be washed and accumulated by high-pressure liquid together, accumulates in chip groove 46, be fixed with on the 2 outer walls of the annular body of first, filter sack 1 to install in filtering installation department through fixing base 5, seal groove 3 has been seted up to the lower surface of fixing base 5.

Four fixing rods 43 are welded at the middle part of the inner side of the second annular pipe body 41 and the middle part of the outer side of the third annular pipe body 47, the height of each fixing rod 43 is the same, the fixing rods are uniformly distributed along the axial direction, the stability of the chip collecting groove 46 structure is improved, and breakage is avoided.

The filter screen 45 is a stainless steel metal filter screen, so that the filter screen 45 resists impact, deformation caused by long-time impact of high-pressure liquid is avoided, the impact force of the liquid passing through the filter screen 45 is reduced, the impact of the high-pressure liquid on the filter bag is weakened, the service life of the filter bag is prolonged, the filter precision of the filter screen 45 is smaller than that of the filter bag 1, and secondary filtration is performed on the liquid.

The internal thread 6 is provided inside the first annular tubular body 2 and extends from the top to the lower middle side of the first annular tubular body 2, facilitating the primary filter device 4 to be stably fixed.

The sealing ring is arranged in the sealing groove 3, so that the sealing ring enables the fixing seat 5 and the upper surface of the filtering mounting opening to have good air tightness, and the healthy and stable use of the device is facilitated.

The working principle is as follows: the upper port of the filter cloth bag 1 is fixed on the outer wall of the first annular pipe body 2 and is arranged at the position of a filter mounting port through a fixing seat 5, a sealing ring is arranged in a sealing groove 3, a primary filter device 4 is fixedly connected with an external thread 42 through an internal thread 6 in a threaded manner, the fixing seat 5 is fixedly connected with the upper surface of the filter mounting port through a screw, the sealing ring enables the fixing seat 5 and the upper surface of the filter mounting port to have good air tightness, when the device works normally, high-pressure liquid can impact on a stainless steel metal filter screen 45, the filter screen 45 can filter most of impurities in the liquid, and because the flow direction of the high-pressure liquid is unchanged all the time, the filtered impurities can be accumulated in a scrap collecting groove 46, because the filter precision of the filter screen 45 is weaker than that of the filter cloth bag 1, large-particle impurities are filtered by the filter screen 45, when cleaning device, only need take out 4 screw threads of elementary filter equipment loose, the high-pressure squirt washes, just can easily clear up the impurity of collecting and collecting in the chip groove 46, compares in not having elementary filter equipment 4, and the required clearance cycle of filtration sack 1 prolongs greatly, does not need often to clear up filtration sack 1 for the speed of clearance impurity has improved work efficiency.

Having shown and described the basic principles and principal features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

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 (5)

1. The utility model provides a seamless filtration sack of liquid, includes fixing base (5), fixing base (5) are cavity annular structure, its characterized in that: the lower surface of the fixing seat (5) is connected with a first annular pipe body (2), the fixing seat (5) and the first annular pipe body (2) are integrated, an internal thread (6) is formed in an inner hole of the first annular pipe body (2), a primary filtering device (4) is connected to the inner hole of the first annular pipe body (2), the primary filtering device (4) comprises a connecting plate (44), the connecting plate (44) is of a hollow annular structure, an external thread (42) is formed in the outer side of the connecting plate (44), the connecting plate (44) and the first annular pipe body (2) are in threaded connection with the internal thread (6) through the external thread (42), a second annular pipe body (41) is welded to the lower surface of the connecting plate (44), a bottom plate (48) is welded to the lower surface of the second annular pipe body (41), and the bottom plate (48) is of a, bottom plate (48) inboard upper surface welding has third annular body (47), chip groove (46) are constituteed to bottom plate (48), second annular body (41) and third annular body (47), fixed surface is connected with filter screen (45) on third annular body (47), be fixed with on first annular body (2) outer wall and filter sack (1), seal groove (3) have been seted up to fixing base (5) lower surface.

2. The seamless liquid filtration cloth bag according to claim 1, wherein: four fixing rods (43) are welded in the middle of the inner side of the second annular pipe body (41) and in the middle of the outer side of the third annular pipe body (47), and the four fixing rods (43) are identical in height and are evenly distributed along the axial direction.

3. The seamless liquid filtration cloth bag according to claim 1, wherein: the filter screen (45) is a stainless steel metal filter screen, and the filtering precision of the filter screen (45) is smaller than that of the filter cloth bag (1).

4. The seamless liquid filtration cloth bag according to claim 1, wherein: the internal thread (6) is arranged inside the first annular pipe body (2) and extends from the top to the middle lower side of the first annular pipe body (2).

5. The seamless liquid filtration cloth bag according to claim 1, wherein: and a sealing ring is arranged in the sealing groove (3).

Images