Filter for producing bromobutane

Abstract

The utility model relates to the technical field of filters, and discloses a filter for producing bromobutane, which comprises a filter shell, the magnetic attraction structure is arranged on the inner cavity wall of the filter shell, and the magnetic attraction structure is used for being disassembled and cleaned; the filter barrel is arranged on the magnetic attraction structure, and the filter barrel is used for filtering; the filter structure is arranged on the inner cavity wall of the filter barrel and used for filtering impurities in bromobutane filtrate, the magnetic attraction structure comprises an iron ring, the outer surface of the iron ring is fixedly connected with the inner cavity wall of the filter shell, an inner cavity of the iron ring is movably connected with the filter barrel, and the magnetic attraction structure is arranged in the filter barrel. An annular clamping groove is formed in the top end of the iron ring, and the magnetic attraction structure further comprises a magnetic ring. According to the bromobutane filter, impurities in bromobutane filtrate can be conveniently filtered, the filtering effect is better, the filter barrel can be conveniently detached and cleaned, and the operation is simple and rapid.

Description

Technical Field

[0001] The utility model relates to the technical field of filters, in particular to a filter for producing bromobutane. Background Art

[0002] Butyl bromide is a commonly used organic reagent, but it is toxic and flammable. A filter is a device used to filter solid impurities, usually consisting of a filter barrel, filter plates, and filter cloth. When producing butyl bromide, in order to produce high-purity butyl bromide, these impurities need to be filtered out through a filter to ensure product quality and stability.

[0003] When using a filter in the production of butyl bromide, the filtrate flows into the filter barrel through the side inlet pipe on the filter housing, and then the filter plates and filter cloth in the filter barrel filter the solid impurities in the butyl bromide. However, the inventors have found that some filter barrels are currently directly fixed in the filter housing, which makes it inconvenient to disassemble and clean the filter barrels. Therefore, the inventors have proposed a filter for the production of butyl bromide. Utility Model Content

[0004] (1) Technical problems solved

[0005] In response to the shortcomings of the existing technology, the utility model provides a filter for producing bromobutane, which has the advantages of convenient disassembly and cleaning of the filter barrel and simple and quick operation. It solves the problem that some filter barrels are currently directly fixed in the filter housing, making it inconvenient to disassemble and clean the filter barrels.

[0006] (2) Technical solution

[0007] In order to achieve the above-mentioned purpose of conveniently disassembling and cleaning the filter barrel and making the operation simple and quick, the utility model provides the following technical solution: a filter for producing bromobutyl, comprising: a filter housing;

[0008] A magnetic structure, which is provided on the inner wall of the filter housing and is used for disassembly and cleaning;

[0009] A filter barrel, the filter barrel being arranged on the magnetic structure and being used for filtering;

[0010] The filtering structure is arranged on the inner cavity wall of the filter barrel. The filtering structure is used to filter impurities in the bromobutane filtrate, so as to filter impurities from the bromobutane filtrate, and the filtering effect is better and the filter barrel is convenient to disassemble and clean, and the operation is simple and quick.

[0011] As an optimal technical solution of the present invention, the magnetic structure includes an iron ring, the outer surface of the iron ring is fixedly connected to the inner cavity wall of the filter housing, the inner cavity of the iron ring is movably connected to the filter barrel, and an annular groove is opened inside the top of the iron ring to facilitate the assembly of the filter barrel.

[0012] As an optimal technical solution of the present invention, the magnetic structure also includes a magnetic ring, which is fixedly connected to the bottom end of the upper edge of the filter barrel, and is magnetically connected to the iron ring. The outer surface of the magnetic ring is movably clamped with the inner cavity of the annular groove. By applying a pulling force to the filter barrel, and the pulling force is greater than the magnetic attraction force between the magnetic ring and the iron ring, until the filter barrel is removed from the filter housing, and then the upper filter plate, lower filter plate, and upper filter cloth are removed from the convex edge on the side plate in turn, and the lower filter cloth is removed from the fixed ring. At this time, the positioning boss is detached from the inner cavity of the positioning hole, and then the filter barrel, filter plate and filter cloth are cleaned, thereby facilitating the disassembly and cleaning of the filter barrel, and the operation is simple and quick.

[0013] As a preferred technical solution of the present invention, the filtering structure includes a fixing ring, the outer surface of the fixing ring is fixedly connected to the inner cavity wall of the filter barrel, the top of the fixing ring is fixedly mounted with side plates, the side plates are arranged in a circular array, and the inner sides of the side plates are fixedly mounted with convex edges, the convex edges are arranged in a linear array on the inner sides of the side plates;

[0014] The fixing ring is provided with a lower filter cloth, and the convex edge is provided with an upper filter plate, a lower filter plate, and an upper filter cloth in sequence from top to bottom. The filter barrel is assembled into the filter housing, and the magnetic ring is clamped in the annular clamping groove, and the magnetic ring and the iron ring are magnetically attracted together. Then, the bromobutyl filtrate flows into the filter barrel through the side inlet pipe on the filter housing. At this time, the bromobutyl filtrate is filtered through the upper filter plate, the lower filter plate, the upper filter cloth and the lower filter cloth in sequence, and solid impurities of different sizes in the bromobutyl filtrate are filtered at the same time, thereby facilitating the filtration of impurities from the bromobutyl filtrate and achieving a better filtering effect.

[0015] As a preferred technical solution of the present invention, positioning holes are opened inside the top of the fixing ring, and the positioning holes are arranged in a circular array. The inner cavity of the positioning holes is movably connected to the lower filter cloth to facilitate the installation of the lower filter cloth.

[0016] As a preferred technical solution of the present invention, a positioning boss is fixedly installed on the bottom end of the lower filter cloth, and the outer surface of the positioning boss is movably plugged into the inner cavity of the positioning hole to facilitate the assembly of the lower filter cloth onto the fixing ring.

[0017] As a preferred technical solution of the present invention, the pore size of the upper filter plate is larger than that of the lower filter plate, so as to facilitate filtering solid impurities of different sizes in the bromobutane filtrate.

[0018] As a preferred technical solution of the present invention, the pore size of the lower filter cloth is smaller than that of the upper filter cloth, and the pore size of the upper filter cloth is smaller than that of the lower filter plate, so as to facilitate filtering solid impurities of different sizes in the bromobutane filtrate.

[0019] (3) Beneficial effects

[0020] Compared with the prior art, the utility model provides a filter for producing bromobutyl, which has the following beneficial effects:

[0021] 1. The filter for producing bromobutyl applies a pulling force to the filter barrel, and the pulling force is greater than the magnetic attraction between the magnetic ring and the iron ring, until the filter barrel is removed from the filter housing, and then the upper filter plate, the lower filter plate, and the upper filter cloth are removed from the convex edge on the side plate in turn, and the lower filter cloth is removed from the fixed ring. At this time, the positioning boss is detached from the inner cavity of the positioning hole, and then the filter barrel, the filter plate and the filter cloth are cleaned, thereby facilitating the disassembly and cleaning of the filter barrel, and the operation is simple and quick.

[0022] 2. The filter for producing butyl bromide is prepared by sequentially installing a lower filter cloth, an upper filter cloth, a lower filter plate and an upper filter plate in a filter barrel, wherein the positioning boss is inserted into the inner cavity of the positioning hole, the lower filter cloth, the upper filter cloth and the lower filter plate are placed on the convex edge, and then the filter barrel is assembled into the filter housing, wherein the magnetic ring is clamped in the annular groove, and the magnetic ring and the iron ring are magnetically attracted together, and then the butyl bromide filtrate flows into the filter barrel through the side inlet pipe on the filter housing, and the butyl bromide filtrate is filtered through the upper filter plate, the lower filter plate, the upper filter cloth and the lower filter cloth in sequence, and solid impurities of different sizes in the butyl bromide filtrate are filtered at the same time, thereby facilitating the filtration of impurities from the butyl bromide filtrate and achieving a better filtering effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 This is a schematic diagram of the main view of the utility model;

[0024] Figure 2 This is a schematic diagram of the connection between the filter housing and the magnetic structure of the utility model;

[0025] Figure 3 This is a schematic diagram of the connection between the filter barrel and the magnetic structure of the utility model;

[0026] Figure 4 This is a schematic diagram of the decomposition of the filter structure of the utility model;

[0027] Figure 5 For this utility model Figure 4 Enlarged schematic diagram of point A in the middle.

[0028] In the figure: 1. filter housing; 2. magnetic structure; 21. iron ring; 22. annular slot; 23. magnetic ring; 3. filter barrel; 4. filter structure; 41. fixing ring; 411. positioning hole; 42. side plate; 43. convex edge; 44. lower filter cloth; 441. positioning boss; 45. upper filter cloth; 46. lower filter plate; 47. upper filter plate. DETAILED DESCRIPTION

[0029] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below with reference to the accompanying drawings.

[0030] Reference Figure 1-5 , provides a filter for producing bromobutyl, comprising: a filter housing 1;

[0031] Magnetic structure 2, which is provided on the inner wall of the filter housing 1 and is used for disassembly and cleaning;

[0032] The filter barrel 3 is provided on the magnetic structure 2 and is used for filtering;

[0033] The filter structure 4 is provided on the inner cavity wall of the filter barrel 3 and is used to filter impurities in the bromobutane filtrate.

[0034] The magnetic structure 2 includes an iron ring 21 , the outer surface of the iron ring 21 is fixedly connected to the inner cavity wall of the filter housing 1 , the inner cavity of the iron ring 21 is movably connected to the filter barrel 3 , and an annular groove 22 is opened inside the top of the iron ring 21 .

[0035] The magnetic structure 2 also includes a magnetic ring 23, which is fixedly connected to the bottom end of the upper edge of the filter barrel 3, and is magnetically connected to the iron ring 21. The outer surface of the magnetic ring 23 is movably connected to the inner cavity of the annular groove 22.

[0036] The filter structure 4 includes a fixed ring 41, the outer surface of which is fixedly connected to the inner wall of the filter barrel 3. Side plates 42 are fixedly mounted on the top of the fixed ring 41. The side plates 42 are arranged in a circular array. The inner sides of the side plates 42 are fixedly mounted with flanges 43. The flanges 43 are arranged in a linear array on the inner sides of the side plates 42.

[0037] A lower filter cloth 44 is provided on the fixing ring 41 , and an upper filter plate 47 , a lower filter plate 46 , and an upper filter cloth 45 are provided on the convex edge 43 in order from top to bottom.

[0038] Positioning holes 411 are formed inside the top of the fixing ring 41 . The positioning holes 411 are arranged in a circular array. The inner cavities of the positioning holes 411 are movably connected to the lower filter cloth 44 .

[0039] A positioning boss 441 is fixedly mounted on the bottom end of the lower filter cloth 44 , and the outer surface of the positioning boss 441 is movably plugged into the inner cavity of the positioning hole 411 .

[0040] The pore size of the upper filter plate 47 is larger than the pore size of the lower filter plate 46 .

[0041] The pore size of the lower filter cloth 44 is smaller than that of the upper filter cloth 45 , and the pore size of the upper filter cloth 45 is smaller than that of the lower filter plate 46 .

[0042] Working principle: by sequentially installing the lower filter cloth 44, the upper filter cloth 45, the lower filter plate 46 and the upper filter plate 47 in the filter barrel 3, at this time, the positioning boss 441 on the lower filter cloth 44 is inserted into the inner cavity of the positioning hole 411, the lower filter cloth 44, the upper filter cloth 45 and the lower filter plate 46 are placed on the convex edge 43, and then the filter barrel 3 is assembled into the filter housing 1, at this time the magnetic ring 23 is clamped in the annular groove 22, and the magnetic ring 23 and the iron ring 21 are magnetically attracted together, and then the bromobutane filtrate flows into the filter barrel 3 through the side inlet pipe on the filter housing 1, and at this time the bromobutane filtrate is filtered through the upper filter plate 47, the lower filter plate 46, the upper filter cloth 45 and the lower filter cloth 44 in turn, and solid impurities of different sizes in the bromobutane filtrate are filtered, thereby facilitating the filtration of impurities from the bromobutane filtrate and achieving better filtering effect;

[0043] When the filter barrel 3 needs to be disassembled and cleaned, a pulling force is applied to the filter barrel 3, and the pulling force is greater than the magnetic attraction between the magnetic ring 23 and the iron ring 21, until the filter barrel 3 is removed from the filter housing 1, and then the upper filter plate 47, the lower filter plate 46, and the upper filter cloth 45 are removed from the convex edge 43 on the side plate 42 in turn, and the lower filter cloth 44 is removed from the fixing ring 41. At this time, the positioning boss 441 is disengaged from the inner cavity of the positioning hole 411, and then the filter barrel 3, the filter plate and the filter cloth are cleaned, thereby facilitating the disassembly and cleaning of the filter barrel 3, and the operation is simple and quick. The device not only facilitates the filtering of impurities in the bromobutane filtrate, and has a better filtering effect, but also facilitates the disassembly and cleaning of the filter barrel 3, and the operation is simple and quick.

[0044] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention may be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, and all of these should be included in the scope of the claims of the present invention.

Claims

1. A filter for producing butyl bromide, characterized in that: include: filter housing (1); A magnetic attraction structure (2), the magnetic attraction structure (2) being arranged on the inner cavity wall of the filter housing (1), and the magnetic attraction structure (2) being used for disassembly and cleaning; A filter barrel (3), the filter barrel (3) being arranged on the magnetic structure (2), and the filter barrel (3) being used for filtering; A filtering structure (4) is provided on the inner cavity wall of the filter barrel (3), and the filtering structure (4) is used to filter impurities in the bromobutane filtrate.

2. A filter for producing bromobutyl according to claim 1, characterized in that: The magnetic attraction structure (2) comprises an iron ring (21), the outer surface of the iron ring (21) is fixedly connected to the inner cavity wall of the filter housing (1), the inner cavity of the iron ring (21) is movably connected to the filter barrel (3), and an annular groove (22) is provided inside the top end of the iron ring (21).

3. A filter for producing bromobutyl according to claim 2, characterized in that: The magnetic attraction structure (2) further comprises a magnetic ring (23), wherein the magnetic ring (23) is fixedly connected to the bottom end of the upper edge of the filter barrel (3), the magnetic ring (23) is magnetically connected to the iron ring (21), and the outer surface of the magnetic ring (23) is movably engaged with the inner cavity of the annular slot (22).

4. The filter for producing butyl bromide according to claim 1, wherein: The filtering structure (4) comprises a fixing ring (41), the outer surface of the fixing ring (41) being fixedly connected to the inner cavity wall of the filter barrel (3), a side plate (42) being fixedly mounted on the top end of the fixing ring (41), the side plates (42) being arranged in a circumferential array, and a convex edge (43) being fixedly mounted on the inner side of the side plate (42), the convex edge (43) being arranged in a linear array on the inner side of the side plate (42); A lower filter cloth (44) is provided on the fixing ring (41), and an upper filter plate (47), a lower filter plate (46), and an upper filter cloth (45) are provided on the convex edge (43) in order from top to bottom.

5. The filter for producing butyl bromide according to claim 4, characterized in that: Positioning holes (411) are provided inside the top end of the fixing ring (41), and the positioning holes (411) are arranged in a circular array. The inner cavity of the positioning holes (411) is movably connected to the lower filter cloth (44).

6. The filter for producing butyl bromide according to claim 5, characterized in that: A positioning boss (441) is fixedly mounted on the bottom end of the lower filter cloth (44), and the outer surface of the positioning boss (441) is movably plugged into the inner cavity of the positioning hole (411).

7. The filter for producing bromobutyl according to claim 4, characterized in that: The pore size of the upper filter plate (47) is larger than the pore size of the lower filter plate (46).

8. The filter for producing butyl bromide according to claim 7, characterized in that: The pore size of the lower filter cloth (44) is smaller than the pore size of the upper filter cloth (45), and the pore size of the upper filter cloth (45) is smaller than the pore size of the lower filter plate (46).

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