Filter disc of filter for BDO production

Abstract

The utility model discloses a filter disc of a filter for BDO production, which comprises an upper isolation support and a lower isolation support which are respectively arranged at the upper end and the lower end of a filter disc main body, and the upper isolation support comprises an inner reinforcing compression ring and an outer reinforcing compression ring which are coaxially arranged; a plurality of inner reinforcing rib plates are arranged between the circumferential outer wall of the inner reinforcing pressing ring and the circumferential inner wall of the outer reinforcing pressing ring; a plurality of outer reinforcing rib plates are arranged between the circumferential top of the outer reinforcing pressing ring and the circumferential top of the inner reinforcing pressing ring, and a pressing ring is arranged between the inner side ends of the outer reinforcing rib plates; the lower isolation bracket and the upper isolation bracket have the same structure and are symmetrically distributed up and down, the inner reinforcing pressing ring and the outer reinforcing pressing ring of the upper isolation bracket are attached to the top surface of the filter disc main body, and the inner reinforcing pressing ring and the outer reinforcing pressing ring of the lower isolation bracket are attached to the bottom surface of the filter disc main body; the filter disc has the advantages that the flatness of the filter disc main body is good, the working efficiency of the filter is improved, and the like.

Description

TECHNICAL FIELD

[0001] The utility model relates to disc filter technical field, concretely to a kind of filter disc of filter for BDO production. BACKGROUND

[0002] Disc filter is needed in the production process of BDO, and the filter disc size of disc filter is larger, the filter disc for existing BDO production is usually combined sintered mesh and support plate, then spot welding is carried out, finally flange is installed, which can cause sintered mesh surface to appear poor flatness, and filter disc cannot be fully flushed;Patent publication No. SUMMARY

[0003] The utility model solves the technical problem to overcome the defects of prior art, provide a kind of filter disc of filter for BDO production, structural strength is high, can be handled high-viscosity filter medium, the flatness of filter disc main body is good, improve the working efficiency of filter, the full flushing of filter disc main body, and when filter disc main body is damaged, it can be disassembled and replaced, reduce maintenance cost, can effectively solve the problems in background art.

[0004] To achieve the above object, the utility model provides the following technical scheme: a kind of filter disc of filter for BDO production, including the upper isolation support and lower isolation support respectively arranged on filter disc main body upper end and lower end, the upper isolation support includes coaxially arranged inner reinforcing ring and outer reinforcing ring, the outer diameter of inner reinforcing ring is less than the inner diameter of outer reinforcing ring, the top and bottom of outer reinforcing ring and the top and bottom of inner reinforcing ring are mutually flush, and the outer diameter of outer reinforcing ring is adapted to the outer diameter of filter disc main body;Several inner reinforcing rib plates are arranged at equal intervals between the circumferential outer wall of inner reinforcing ring and the circumferential inner wall of outer reinforcing ring;Several outer reinforcing rib plates are arranged at equal intervals between the circumferential top of outer reinforcing ring and the circumferential top of inner reinforcing ring, and inner side end between outer reinforcing rib plate is equipped with compression ring, and the top of compression ring is flush with the top of outer reinforcing rib plate;The structure of lower isolation support and upper isolation support is same and symmetrically distributed, and the inner reinforcing ring and outer reinforcing ring of upper isolation support are attached to the top surface of filter disc main body, and the inner reinforcing ring and outer reinforcing ring of lower isolation support are attached to the bottom surface of filter disc main body.

[0005] Further, the middle position inside the filter disc body is provided with a support framework, and the upper and lower ends of the support framework are both provided with sintered nets; the circumferential outer edge of the filter disc body is provided with a disc edge cover, and the disc edge cover comprises two semicircular rings one and two which are identical in structure, the vertical section structure of the semicircular ring one is C-shaped structure, and the two ends of the semicircular ring one are fixedly connected with the two ends of the semicircular ring two.

[0006] Further, the two ends of the semicircular ring one and the two ends of the semicircular ring two are both welded with connecting nuts, the connecting nuts are threadedly connected with connecting bolts, and the ends of the connecting bolts are provided with locking nuts.

[0007] Further, the inner reinforcing rib plate of the upper isolation support is attached to the top surface of the filter disc body, and the inner reinforcing rib plate of the lower isolation support is attached to the bottom surface of the filter disc body.

[0008] Compared with the prior art, the filter disc of the filter for BDO production has the advantages that the top surface of the filter disc body is tightly attached by the inner and outer reinforcing rings of the upper isolation support, the bottom surface of the filter disc body is tightly attached by the inner and outer reinforcing rings of the lower isolation support, the structural strength is high, the filter medium with high viscosity can be coped with, the flatness of the filter disc body is good, the working efficiency of the filter is improved, the upper and lower isolation supports are separately arranged with the filter disc body, the filter disc body is convenient to clean after use, the outer edge of the disc is protected by the disc edge cover, the disc edge cover arranged on the circumferential outer edge of the filter disc body is a split quick-release structure, the filter disc body is convenient to fully wash, and the filter disc body can be disassembled and replaced when damaged, thereby reducing the maintenance cost. BRIEF DESCRIPTION OF DRAWINGS

[0009] Figure 1 It is a structural schematic view of the utility model;

[0010] Figure 2 It is a top view of the upper support of the utility model;

[0011] Figure 3 It is a local enlarged view of the filter disc body of the utility model;

[0012] Figure 4 It is a top view of the disc edge cover of the utility model.

[0013] In the drawing: 1, filter disc body; 11, support framework; 12, sintered net; 2, upper isolation support; 21, inner reinforcing ring; 22, outer reinforcing ring; 23, inner reinforcing rib plate; 24, outer reinforcing rib plate; 25, tight ring; 3, lower isolation support; 4, disc edge cover; 41, semicircular ring one; 42, semicircular ring two; 43, connecting nut; 44, connecting bolt; 45, locking nut. DETAILED DESCRIPTION

[0014] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of the present application. EMBODIMENT

[0015] Please refer to Figures 1-4 The utility model provides a technical scheme: a filter disc of filter for BDO production, including the upper end and lower end of filter disc main part 1 respectively equipped with upper isolation support 2 and lower isolation support 3, upper isolation support 2 includes coaxial setting inner reinforcing compression ring 21 and outer reinforcing compression ring 22, the outer diameter of inner reinforcing compression ring 21 is less than the inner diameter of outer reinforcing compression ring 22, the top and bottom of outer reinforcing compression ring 22 and the top and bottom of inner reinforcing compression ring 21 are mutually flush, and the outer diameter of outer reinforcing compression ring 22 and the outer diameter of filter disc main part 1 are adapted, the circumferential outer wall of inner reinforcing compression ring 21 and the circumferential inner wall of outer reinforcing compression ring 22 are equipped with a plurality of inner reinforcing rib plates 23 at equal intervals, the circumferential top of outer reinforcing compression ring 22 and the circumferential top of inner reinforcing compression ring 21 are equipped with a plurality of outer reinforcing rib plates 24 at equal intervals, and the inner side end of outer reinforcing rib plate 24 is equipped with compression ring 25, and the top of compression ring 25 and the top of outer reinforcing rib plate 24 are flush, lower isolation support 3 and upper isolation support 2 are same in structure and symmetrically distributed upside down, and the top surface of inner reinforcing compression ring 21 and outer reinforcing compression ring 22 of upper isolation support 2 and filter disc main part 1 are attached, and the bottom surface of inner reinforcing compression ring 21 and outer reinforcing compression ring 22 of lower isolation support 3 and filter disc main part 1 are attached,

[0016] The middle position inside filter disc main part 1 is equipped with support framework 11, and the upper and lower ends of support framework 11 are both equipped with sintered mesh 12.

[0017] Compression ring 25 is equipped with internal thread, and compression ring 25 is connected with the external thread of filter center shaft through internal thread;

[0018] The circumferential outer edge of filter disc main part 1 is equipped with disc edge 4, and disc edge 4 includes two semicircular rings one 41 and semicircular rings two 42 which are same in structure, the vertical section structure of semicircular rings one 41 is C-shaped structure, and semicircular rings one 41 is fixedly connected between the two ends of semicircular rings two 42, the two ends of semicircular rings one 41 and semicircular rings two 42 are both welded with connecting nut 43, and connecting bolt 44 is threadedly connected between two adjacent connecting nuts 43, and the end of connecting bolt 44 is equipped with locking nut 45.

[0019] The filter disc for BDO production disclosed by the embodiment comprises a lower isolation support 3, a filter disc body 1 and an upper isolation support 2 which are arranged in sequence on the central axis of the filter and are staggered with each other, the top surface of the filter disc body 1 is pressed and adhered by the inner and outer reinforcing rings 21 and 22 of the upper isolation support 2, and the bottom surface of the filter disc body 1 is pressed and adhered by the inner and outer reinforcing rings 21 and 22 of the lower isolation support 3, so that the structural strength is high, the filter medium with high viscosity can be coped with, the flatness of the filter disc body 1 is good, and the working efficiency of the filter is improved; the upper and lower isolation supports 2 and 3 are separately arranged with the filter disc body 1, so that the filter disc body 1 is convenient to clean after use, the outer edge of the disc is protected by the disc edge cover 4, the disc edge cover 4 arranged at the circumferential outer edge of the filter disc body 1 is a split quick-release structure, the filter disc body 1 is not only convenient to fully flush, but also can be disassembled and replaced when the filter disc body 1 is damaged, and the maintenance cost is reduced.

[0020] Further, the inner reinforcing rib plate 23 of the upper isolation support 2 is adhered to the top surface of the filter disc body 1, and the inner reinforcing rib plate 23 of the lower isolation support 3 is adhered to the bottom surface of the filter disc body 1; the inner reinforcing rib plate 23 is pressed and adhered to the filter disc body 1, so that the flatness of the filter disc body 1 is further improved.

[0021] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A filter disc for a filter for BDO production, comprising an upper isolation support and a lower isolation support respectively arranged at an upper end and a lower end of a filter disc body, characterized in that: The upper isolation support comprises coaxially arranged inner and outer reinforcing pressure rings, the outer diameter of the inner reinforcing pressure ring is smaller than the inner diameter of the outer reinforcing pressure ring, the top and bottom of the outer reinforcing pressure ring are flush with the top and bottom of the inner reinforcing pressure ring, and the outer diameter of the outer reinforcing pressure ring is matched with the outer diameter of the filter disc body; a plurality of inner reinforcing rib plates are arranged at equal intervals between the circumferential outer wall of the inner reinforcing pressure ring and the circumferential inner wall of the outer reinforcing pressure ring; a plurality of outer reinforcing rib plates are arranged at equal intervals between the circumferential top of the outer reinforcing pressure ring and the circumferential top of the inner reinforcing pressure ring, and a compression ring is arranged between the inner side ends of the outer reinforcing rib plates, the top of the compression ring is flush with the top of the outer reinforcing rib plate; the lower isolation support has the same structure as the upper isolation support and is symmetrically distributed above and below, and the inner reinforcing pressure ring and the outer reinforcing pressure ring of the upper isolation support are attached to the top surface of the filter disc body, and the inner reinforcing pressure ring and the outer reinforcing pressure ring of the lower isolation support are attached to the bottom surface of the filter disc body.

2. The filter disc of a filter for BDO production according to claim 1, characterized in that: The filter disc body is provided with a support framework at the middle position inside the filter disc body, and the upper and lower ends of the support framework are provided with sintered nets; the circumferential outer edge of the filter disc body is provided with a disc edge cover, and the disc edge cover comprises two semicircular rings one and two with the same structure, the longitudinal section structure of the semicircular ring one is C-shaped structure, and the two ends of the semicircular ring one are fixedly connected with the two ends of the semicircular ring two.

3. The filter disc of a filter for BDO production according to claim 2, characterized in that: The two ends of the semicircular ring one and the two ends of the semicircular ring two are welded with connecting nuts, and the connecting bolts are threadedly connected between two adjacent connecting nuts, and the end of the connecting bolt is provided with a locking nut.

4. The filter disc of a filter for BDO production according to claim 1, characterized in that: The inner reinforcing rib plate of the upper isolation support is attached to the top surface of the filter disc body; and the inner reinforcing rib plate of the lower isolation support is attached to the bottom surface of the filter disc body.

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