Pollution discharge device of air separation plant

Abstract

The utility model discloses a blowdown device of an air separation plant, which comprises a blowdown pipe, the lower end of the blowdown pipe is fixedly connected with a connecting seat through a flange, a filter plate is arranged on the inner side of a port of the connecting seat connected with the blowdown pipe, an exhaust pipe is fixed on the right side of the connecting seat, and a rotating pipe is arranged in the center of the inner side of the connecting seat. And the upper end of the rotating pipe penetrates through the filter plate and is fixedly connected with a transverse cleaning rod for cleaning the upper surface of the filter plate. The driving mechanism drives the rotating pipe to rotate so as to drive the transverse cleaning rod to rotate to clean the upper surface of the filter plate, and at the moment, the rotating transverse cleaning rod drives the vertical cleaning rods on the two sides to rotate circumferentially so as to clean the inner wall of the blow-off pipe; and meanwhile, cleaned impurities are sucked away in time through first dust suction holes in a vertical cleaning rod and second dust suction holes in a transverse cleaning rod, so that a blow-off pipe and a filter plate are better cleaned, and a better cleaning effect is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of air separation equipment, in particular to a sewage discharge device for air separation equipment. Background Art

[0002] Air separation equipment is a device that uses air as raw material, converts the air into liquid through compression cycle deep freezing, and then gradually separates and produces inert gases such as oxygen, nitrogen and argon from the liquid air through distillation.

[0003] The Chinese patent with announcement number CN220558657U discloses a sewage discharge structure of an air separation device, which belongs to the technical field of sewage discharge structures, including a sewage pipe, a driving component is arranged inside the sewage pipe, a cleaning component is arranged on the inner wall of the sewage pipe, a filter screen is fixedly installed on the inner wall of the sewage pipe, an anti-blocking component is arranged on the filter screen, and the anti-blocking component includes a first fixed block, a first spring and a second spring, the second fixed blocks are slidably installed at both ends of the first fixed block, and one end of the second fixed block is fixedly installed at both ends of the first spring; in the utility model, by providing a driving component and an anti-blocking component, through this design, the sewage discharge mechanism can effectively shovel away impurities on the through holes of the filter screen during filtering, avoid the problem of the through holes being blocked by impurities, prevent the filtering efficiency of the filter screen from continuously decreasing, improve the filtering efficiency of the filter screen, and have a good use effect.

[0004] The above-mentioned air separation equipment sewage discharge structure shovels away impurities on the filter screen through holes through the driving component and the anti-blocking component to avoid the problem of the through holes being blocked by impurities. However, the impurities removed will still remain on the filter screen. At the same time, the cleaning component drives the cleaning ring to move up and down to clean the inner wall of the sewage pipe. The impurities removed by the cleaning will also accumulate on the filter screen. The cleaned impurities cannot be discharged outward in time, resulting in poor cleaning effect. Utility Model Content

[0005] In order to solve the problem that the above-mentioned air separation equipment sewage discharge structure cannot discharge the cleaned impurities to the outside in time, resulting in poor cleaning effect, the present application provides a sewage discharge device for an air separation equipment, which adopts the following technical solution:

[0006] A sewage discharge device for an air separation device comprises a sewage discharge pipe, the lower end of the sewage discharge pipe is fixedly connected to a connecting seat by a flange, and a filter plate is installed on the inner side of the port of the connecting seat connected to the sewage discharge pipe, an exhaust pipe is fixed to the right side of the connecting seat, and a rotating tube is installed at the inner center of the connecting seat, the upper end of the rotating tube passes through the filter plate and is fixedly connected to a horizontal cleaning rod for cleaning the top of the filter plate, and vertical cleaning rods for cleaning the inner wall of the sewage discharge pipe are fixed to the upper side of the horizontal cleaning rod near the left and right ends, the horizontal cleaning rod and the vertical cleaning rod are both hollow structures, and evenly distributed second dust suction holes are opened on the upper and lower sides of the horizontal cleaning rod, and a plurality of evenly arranged first dust suction holes are opened on a side of the vertical cleaning rod facing the side wall of the sewage discharge pipe, a driving mechanism for driving the rotating tube to rotate is fixed to the lower end of the connecting seat, and the lower end of the rotating tube is connected to a dust collector through a pipeline.

[0007] Optionally, a rotating sleeve is mounted on the lower end of the rotating tube, and the lower end of the rotating sleeve is connected to the vacuum cleaner through a connecting pipe, and one side of the rotating sleeve is fixed to the lower side of the connecting seat through an L-shaped bracket.

[0008] Optionally, a rubber sleeve is fixed at the center of the filter plate, and a plurality of support rings arranged up and down are fixed on the inner side wall of the sealing sleeve.

[0009] Optionally, a side of the vertical cleaning rod facing the side wall of the sewage pipe is fixed with evenly arranged first bristles, and a connector is fixed to the lower end of the vertical cleaning rod.

[0010] Optionally, a second brush bristle arranged evenly is fixed to the lower side of the horizontal cleaning rod, and a socket for plugging and mating with the connector is provided on the upper side of the horizontal cleaning rod.

[0011] Optionally, the driving mechanism includes a motor fixed to the lower side of the connecting seat and a rotating gear sleeved on the outer side of the rotating tube, and a driving gear meshing with the rotating gear is fixed on the output shaft of the motor.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model drives the rotating tube to rotate through the driving mechanism, thereby driving the horizontal cleaning rod to rotate to clean the upper surface of the filter plate. At this time, the rotating horizontal cleaning rod drives the vertical cleaning rods on both sides to rotate in a circular shape to clean the inner wall of the sewage pipe. At the same time, the cleaned impurities are promptly sucked away through the first dust suction hole on the vertical cleaning rod and the second dust suction hole on the horizontal cleaning rod, thereby better cleaning of the sewage pipe and the filter plate is achieved, and a better cleaning effect is achieved. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0015] Figure 1 It is a cross-sectional view of a sewage discharge device of an air separation device of the utility model;

[0016] Figure 2 It is a schematic diagram of a filter plate of a sewage discharge device of an air separation device shown in the utility model;

[0017] Figure 3 It is a schematic diagram of a vertical cleaning rod of a sewage discharge device of an air separation device shown in the utility model;

[0018] Figure 4 It is a schematic diagram of a horizontal cleaning rod of a sewage discharge device of an air separation device shown in the utility model;

[0019] Figure 5 It is a schematic diagram of a driving mechanism of a sewage discharge device of an air separation device shown in the utility model.

[0020] In the figure: 1. drain pipe; 2. vertical cleaning rod; 21. first dust suction hole; 22. first brush; 23. connector; 3. horizontal cleaning rod; 31. second dust suction hole; 32. socket; 33. second brush; 4. connecting seat; 5. rotating tube; 6. connecting tube; 7. rotating sleeve; 8. driving mechanism; 81. rotating gear; 82. driving gear; 83. motor; 9. exhaust pipe; 10. filter plate; 101. rubber sleeve; 102. support ring. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the utility model for which protection is claimed, but merely represents selected embodiments of the utility model.

[0022] Please refer to Figure 1 , Figure 3 and Figure 4As shown, a sewage discharge device for an air separation device includes a sewage discharge pipe 1, the lower end of the sewage discharge pipe 1 is fixedly connected to a connecting seat 4 through a flange, and a filter plate 10 is installed on the inner side of the port of the connecting seat 4 connected to the sewage discharge pipe 1, an exhaust pipe 9 is fixed to the right side of the connecting seat 4, and a rotating pipe 5 is installed at the inner center of the connecting seat 4, the upper end of the rotating pipe 5 passes through the filter plate 10 and is fixedly connected to a horizontal cleaning rod 3 for cleaning the upper surface of the filter plate 10, and vertical cleaning rods 2 for cleaning the inner side wall of the sewage discharge pipe 1 are fixed near the left and right ends of the upper side of the horizontal cleaning rod 3, the horizontal cleaning rod 3 and the vertical cleaning rod 2 are both hollow structures, and evenly distributed second dust suction holes 31 are opened on the upper and lower sides of the horizontal cleaning rod 3, and the vertical cleaning rod 2 faces A plurality of evenly arranged first dust suction holes 21 are provided on one side of the side wall of the sewage pipe 1, and a driving mechanism 8 for driving the rotating tube 5 to rotate is fixed to the lower end of the connecting seat 4. The lower end of the rotating tube 5 is connected to a vacuum cleaner through a pipeline, and the rotating tube 5 is driven to rotate by the driving mechanism 8, thereby driving the horizontal cleaning rod 3 to rotate and clean the upper surface of the filter plate 10. At this time, the rotating horizontal cleaning rod 3 drives the vertical cleaning rods 2 on both sides to rotate in a circular shape to clean the inner wall of the sewage pipe 1. At the same time, the cleaned impurities are promptly sucked away through the first dust suction holes 21 on the vertical cleaning rod 2 and the second dust suction holes 31 on the horizontal cleaning rod 3, so as to better realize the cleaning of the sewage pipe 1 and the filter plate 10, and have a better cleaning effect.

[0023] Please refer to Figure 1 As shown, the lower end of the rotating tube 5 is sleeved with a rotating sleeve 7, and the lower end of the rotating sleeve 7 is connected to the vacuum cleaner through a connecting tube 6. One side of the rotating sleeve 7 is fixed to the lower side of the connecting seat 4 through an L-shaped bracket. The rotating sleeve 7 is sleeved on the rotating tube 5 to realize the rotation of the rotating tube 5 while the rotating sleeve 7 is fixed.

[0024] Please refer to Figure 2 As shown, a rubber sleeve 101 is fixed at the center of the filter plate 10, and a plurality of vertically arranged support rings 102 are fixed on the inner wall of the sealing sleeve 101. The rubber sleeve 101 is sleeved on the rotating tube 5, and is tightly supported by the support rings 102 to achieve a sealed fit.

[0025] Please refer to Figure 3 As shown, a first brush 22 arranged evenly is fixed on one side of the vertical cleaning rod 2 facing the side wall of the sewage pipe 1 for cleaning the inner wall of the sewage pipe 1, and a connector 23 is fixed on the lower end of the vertical cleaning rod 2 for being inserted into the horizontal cleaning rod 3.

[0026] Please refer to Figure 4 As shown, a second brush 33 evenly arranged is fixed on the lower side of the horizontal cleaning rod 3 for cleaning the filter plate 10, and a socket 32 ​​for plugging with the connector 23 is provided on the upper side of the horizontal cleaning rod 3 for installing the vertical cleaning rod 2.

[0027] Please refer to Figure 5 As shown, the driving mechanism 8 includes a motor 83 fixed on the lower side of the connecting seat 4 and a rotating gear 81 mounted on the outer side of the rotating tube 5. A driving gear 82 meshing with the rotating gear 81 is fixed on the output shaft of the motor 83. The main shaft of the motor 83 drives the driving gear 82 to rotate, thereby driving the rotating gear 81 to drive the rotating tube 5 to rotate.

[0028] Working principle: The main shaft of the motor 83 drives the driving gear 82 to rotate, thereby driving the rotating gear 81 to drive the rotating tube 5 to rotate, and the rotating tube 5 drives the horizontal cleaning rod 3 to rotate to clean the upper surface of the filter plate 10. At this time, the rotating horizontal cleaning rod 3 drives the vertical cleaning rods 2 on both sides to rotate in a circular shape to clean the inner wall of the sewage pipe 1. At the same time, the suction of the vacuum cleaner causes the rotating tube 5 to suck air from the vertical cleaning rod 2 and the horizontal cleaning rod 3, so that the cleaned impurities are promptly sucked away through the first dust suction hole 21 on the vertical cleaning rod 2 and the second dust suction hole 31 on the horizontal cleaning rod 3, thereby completing the cleaning of the sewage pipe 1 and the filter plate 10.

[0029] The above description is only the preferred implementation of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A sewage discharge device for an air separation plant, comprising a sewage discharge pipe (1), characterized in that: The lower end of the sewage pipe (1) is fixedly connected to a connecting seat (4) via a flange, and a filter plate (10) is installed on the inner side of the port of the connecting seat (4) where it is connected to the sewage pipe (1). An exhaust pipe (9) is fixed on the right side of the connecting seat (4), and a rotating tube (5) is installed at the inner center of the connecting seat (4). The upper end of the rotating tube (5) passes through the filter plate (10) and is fixedly connected to a horizontal cleaning rod (3) for cleaning the upper surface of the filter plate (10), and the upper side of the horizontal cleaning rod (3) near the left and right ends is fixed with a filter plate (10) for cleaning the sewage pipe. A vertical cleaning rod (2) is provided for cleaning the inner side wall of a pipe (1); the horizontal cleaning rod (3) and the vertical cleaning rod (2) are both hollow structures; the upper and lower sides of the horizontal cleaning rod (3) are both provided with evenly distributed second dust suction holes (31); a side of the side wall of the vertical cleaning rod (2) facing the sewage pipe (1) is provided with a plurality of evenly arranged first dust suction holes (21); a driving mechanism (8) for driving a rotating pipe (5) to rotate is fixed at the lower end of the connecting seat (4); and the lower end of the rotating pipe (5) is connected to a dust collector via a pipeline.

2. A sewage discharge device for an air separation plant according to claim 1, characterized in that: The lower end of the rotating tube (5) is sleeved with a rotating sleeve (7), and the lower end of the rotating sleeve (7) is connected to the vacuum cleaner via a connecting pipe (6), and one side of the rotating sleeve (7) is fixed to the lower side of the connecting seat (4) via an L-shaped bracket.

3. A sewage discharge device for an air separation plant according to claim 2, characterized in that: A rubber sleeve (101) is fixed at the center of the filter plate (10), and a plurality of support rings (102) arranged up and down are fixed on the inner side wall of the rubber sleeve (101).

4. A sewage discharge device for an air separation plant according to claim 2, characterized in that: A first brush bristle (22) arranged evenly is fixed to one side of the side wall of the vertical cleaning rod (2) facing the sewage pipe (1), and a connecting head (23) is fixed to the lower end of the vertical cleaning rod (2).

5. A sewage discharge device for an air separation plant according to claim 4, characterized in that: The lower side of the horizontal cleaning rod (3) is fixed with evenly arranged second bristles (33), and the upper side of the horizontal cleaning rod (3) is provided with a socket (32) for plugging and matching with the connector (23).

6. The sewage discharge device of an air separation plant according to claim 1, characterized in that: The driving mechanism (8) comprises a motor (83) fixed to the lower side of the connecting seat (4) and a rotating gear (81) sleeved on the outer side of the rotating tube (5); a driving gear (82) meshing with the rotating gear (81) is fixed on the output shaft of the motor (83).

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