Terylene filter cloth for filtering industrial sludge

Abstract

The utility model provides polyester filter cloth for filtering industrial sludge, which comprises filter cloth, a filter cavity is arranged in the filter cloth, a covered edge is arranged on the excircle surface of one end of the filter cloth, a first limiting ring and a second limiting ring are covered on the covered edge up and down, a locking component is arranged on the first limiting ring, and a locking component is arranged on the second limiting ring. A first sliding groove is formed in the second limiting ring, an adjusting assembly is arranged in the first sliding groove, a plurality of annular open holes are formed in the filter cloth, and keels are arranged in the annular open holes. According to the scheme, the first limiting ring and the second limiting ring are detachably connected to the upper portion and the lower portion of the covered edge through the locking assembly, and the adjusting assembly capable of adjusting the size of the channel opening allowing the to-be-filtered liquid to pass through is arranged on the second limiting ring, so that the flow of the to-be-filtered liquid entering the filtering cavity can be controlled; therefore, the purpose of improving the filtering stability and safety is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of filter cloths, in particular to a polyester filter cloth for industrial sludge filtering. Background Art

[0002] Polyester filter cloth is a kind of filter material widely used in industrial fields. It is made of polyester fiber and has good chemical stability and physical properties. In the field of industrial sludge filtration, polyester filter cloth is widely used because of its acid resistance, alkali resistance, wear resistance, high temperature resistance and other characteristics.

[0003] However, in the process of industrial sludge filtration, the surface of the polyester filter cloth is easily blocked by sludge due to excessive flow of the filtrate, resulting in poor filtration stability and reduced safety of the polyester filter cloth. Therefore, a polyester filter cloth with adjustable filtration flow is needed. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the utility model provides a polyester filter cloth for industrial sludge filtering, which solves the problems raised in the above-mentioned background technology.

[0006] (II) Technical solution

[0007] To achieve the above purpose, the utility model is implemented through the following technical scheme: a polyester filter cloth for industrial sludge filtration, characterized in that: it includes a filter cloth, a filter cavity is opened in the filter cloth, a rim is arranged on the outer circular surface of one end of the filter cloth, the rim is covered with a first limit ring and a second limit ring above and below, the first limit ring is provided with a locking assembly, the second limit ring is provided with a first sliding groove, an adjustment assembly is arranged in the first sliding groove, a plurality of annular openings are opened in the filter cloth, and a keel is arranged in the annular opening.

[0008] Preferably, the adjustment assembly includes a plurality of sealing plates, a plurality of second sliding grooves are opened on a side wall of the first sliding groove away from the first limiting ring, a sliding rod is slidably connected in the second sliding groove, the sliding rod is fixedly connected to the sealing plates, and the plurality of sealing plates are surrounded by intercepting channels when the sliding rod is in the extreme position of the second sliding groove close to the axis of the filter cloth.

[0009] Preferably, the adjustment assembly includes a limit screw, a limit screw end and a nut, the first limit ring is provided with a plurality of first openings, the second limit ring is provided with a plurality of second openings, the limit screw is slidably connected to the second openings, one end of the limit screw is fixedly connected to the limit screw end, and the other end of the limit screw is threadedly connected to the nut.

[0010] Preferably, an end of the limiting screw away from the end of the limiting screw is provided with an external thread, and an internal thread is provided on the inner circumferential surface of the nut, and the external thread is adapted to the internal thread.

[0011] Preferably, a first limiting groove is formed on a side of the first limiting ring close to the filter cloth, and a second limiting groove is formed on a side of the second limiting ring close to the filter cloth, and both the first limiting groove and the second limiting groove are adapted to the hemming.

[0012] Preferably, the second sliding groove is an arc-shaped groove, and the two side surfaces of the blocking plate are arc surfaces.

[0013] (III) Beneficial effects

[0014] The utility model provides a polyester filter cloth for industrial sludge filtering. It has the following beneficial effects:

[0015] 1. In this scheme, the flow rate of the liquid to be filtered entering the filter chamber can be controlled by detachably connecting the first limiting ring and the second limiting ring through a locking assembly at the upper and lower parts of the edging, and arranging an adjusting assembly on the second limiting ring that can adjust the size of the channel opening through which the liquid to be filtered can pass, thereby achieving the purpose of improving the filtration stability and safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model;

[0018] Figure 3 for Figure 2 Schematic diagram of the structure of A.

[0019] In the figure: 11, filter cloth; 12, filter cavity; 13, edging; 14, first limiting ring; 15, second limiting ring; 16, first limiting groove; 17, second limiting groove; 18, first opening; 19, second opening; 20, limiting screw; 21, limiting screw end; 22, nut; 23, external thread; 24, internal thread; 25, first sliding groove; 26, blocking plate; 27, intercepting channel; 28, second sliding groove; 29, sliding rod; 30, annular opening; 31, keel. DETAILED DESCRIPTION

[0020] The utility model embodiment provides a polyester filter cloth for industrial sludge filtering, such as Figure 1-3As shown, it includes a filter cloth 11, a filter cavity 12, a edging 13, a first limiting ring 14, a second limiting ring 15, a first limiting groove 16, a second limiting groove 17, a first opening 18, a second opening 19, a limiting screw 20, a limiting screw end 21, a nut 22, an external thread 23, an internal thread 24, a first sliding groove 25, a sealing plate 26, a cut-off channel 27, a second sliding groove 28, a sliding rod 29, an annular opening 30, and a keel 31.

[0021] like Figure 1-3 As shown, a filter cavity 12 is provided in the filter cloth 11, a rim 13 is provided on the outer circumferential surface of one end of the filter cloth 11, the rim 13 is covered with a first limiting ring 14 and a second limiting ring 15, the first limiting ring 14 is provided with a locking assembly, the second limiting ring 15 is provided with a first sliding groove 25, an adjusting assembly is provided in the first sliding groove 25, a plurality of annular openings 30 are provided in the filter cloth 11, and a keel 31 is provided in the annular opening 30.

[0022] The arrangement of the keel 31 in the annular opening 30 allows the container 11 to be turned over better when it needs to be flushed.

[0023] The adjustment assembly includes a plurality of sealing plates 26. A plurality of second sliding grooves 28 are provided on a side wall of the first sliding groove 25 away from the first limiting ring 14. A sliding rod 29 is slidably connected in the second sliding groove 28. The sliding rod 29 is fixedly connected to the sealing plate 26. When the sliding rod 29 is in the extreme position of the second sliding groove 28 close to the axis of the filter cloth 11, the plurality of sealing plates 26 are surrounded by an intercepting channel 27.

[0024] The adjusting assembly includes a limit screw 20, a limit screw end 21 and a nut 22. A plurality of first openings 18 are opened on the first limit ring 14, a plurality of second openings 19 are opened on the second limit ring 15, the limit screw 20 is slidably connected to the second openings 19, one end of the limit screw 20 is fixedly connected to the limit screw end 21, and the other end of the limit screw 20 is threadedly connected to the nut 22. An external thread 23 is provided at one end of the limit screw 20 away from the limit screw end 21, and an internal thread 24 is provided on the inner circumferential surface of the nut 22, and the external thread 23 is adapted to the internal thread 24.

[0025] A first limiting groove 16 is formed on one side of the first limiting ring 14 close to the filter cloth 11, and a second limiting groove 17 is formed on one side of the second limiting ring 15 close to the filter cloth 11. Both the first limiting groove 16 and the second limiting groove 17 are adapted to the edge 13, the second sliding groove 28 is an arc-shaped groove, and both side surfaces of the sealing plate 26 are arc surfaces.

[0026] When this scheme is used for industrial sludge filtration, first, the first limiting ring 14 and the second limiting ring 15 are clamped below and above the edging 13 respectively, and the limiting screw 20 is pushed into the first opening 18 from the second opening 19, the nut 22 is rotated so that the nut 22 is threadedly connected with the limiting screw 20, and then the first limiting ring 14 is mounted on the filtration channel.

[0027] Then, push the sliding rod 29 to slide along the second sliding groove 28, and the sliding rod 29 drives the sealing plate 26 to slide along the first sliding groove 25, thereby adjusting the size of the channel opening on the second limiting ring 15 through which the liquid to be filtered can pass. Finally, the liquid to be filtered is sent into the filter chamber 12 above the sealing plate 26, so that the liquid to be filtered is filtered through the filter cloth 11.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A polyester filter cloth for industrial sludge filtration, characterized in that: The invention comprises a filter cloth (11), wherein a filter cavity (12) is provided in the filter cloth (11), an edge (13) is provided on the outer circumferential surface of one end of the filter cloth (11), a first limiting ring (14) and a second limiting ring (15) are covered on the upper and lower sides of the edge (13), a locking component is provided on the first limiting ring (14), a first sliding groove (25) is provided on the second limiting ring (15), an adjusting component is provided in the first sliding groove (25), a plurality of annular openings (30) are provided in the filter cloth (11), and a keel (31) is provided in the annular opening (30).

2. The polyester filter cloth for industrial sludge filtration according to claim 1, characterized in that: The adjustment assembly comprises a plurality of blocking plates (26); a plurality of second sliding grooves (28) are provided on a side wall of the first sliding groove (25) away from the first limiting ring (14); a sliding rod (29) is slidably connected in the second sliding groove (28); the sliding rod (29) is fixedly connected to the blocking plate (26); and when the sliding rod (29) is in the extreme position of the second sliding groove (28) close to the axis of the filter cloth (11), the plurality of blocking plates (26) are surrounded by a flow interception channel (27).

3. The polyester filter cloth for industrial sludge filtration according to claim 2, characterized in that: The adjustment component includes a limiting screw (20), a limiting screw end (21) and a nut (22); the first limiting ring (14) is provided with a plurality of first openings (18); the second limiting ring (15) is provided with a plurality of second openings (19); the limiting screw (20) is slidably connected to the second openings (19); one end of the limiting screw (20) is fixedly connected to the limiting screw end (21); and the other end of the limiting screw (20) is threadedly connected to the nut (22).

4. The polyester filter cloth for industrial sludge filtration according to claim 3, characterized in that: An end of the limiting screw (20) away from the limiting screw end (21) is provided with an external thread (23), and an internal thread (24) is provided on the inner circumferential surface of the nut (22), and the external thread (23) is matched with the internal thread (24).

5. The polyester filter cloth for industrial sludge filtration according to claim 2, characterized in that: A first limiting groove (16) is formed on a side of the first limiting ring (14) close to the filter cloth (11), and a second limiting groove (17) is formed on a side of the second limiting ring (15) close to the filter cloth (11), and both the first limiting groove (16) and the second limiting groove (17) are adapted to the edge wrapping (13).

6. The polyester filter cloth for industrial sludge filtration according to claim 2, characterized in that: The second sliding groove (28) is an arc-shaped groove, and the two side surfaces of the blocking plate (26) are arc surfaces.

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