Arsenic trichloride purification packed tower

Abstract

The utility model discloses an arsenic trichloride purification packed tower, which belongs to the technical field of material purification and comprises a tower body, a mounting cover is fixedly mounted on the outer surface of the tower body, and a liquid distribution component is arranged on the inner wall of the tower body; according to the utility model, the liquid distribution assembly is arranged, the rotating cylinder is driven to rotate under the action of the driven bevel gear, at the moment, the rotating cylinder can drive the liquid outlet pipe to rotate in the filler to stir the filler, then gas is injected into the tower body through the gas inlet pipe, and the gas is discharged from the gas outlet pipe after being in contact with the filler after passing through the filter plate; liquid is discharged through the liquid discharging pipe, the liquid is made to make contact with the filler at different positions at the same time, the liquid distribution uniformity is effectively improved, meanwhile, the filler is stirred, on one hand, the contact efficiency of the liquid and the filler can be improved, on the other hand, the filler can be prevented from being blocked, and the purification efficiency and effect of the filler tower are guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model belongs to material purification technical field especially relates to arsenic trichloride purification filler tower. BACKGROUND

[0002] Arsenic chloride includes arsenic trichloride and arsenic pentachloride two, toxic product, arsenic trichloride can be prepared by hydrochloric acid method, mainly used for manufacturing insecticide, arsenic pentachloride can be prepared by arsenic trichloride and chlorine gas under dry ice cooling reaction, mainly used as chemical reagent, in the manufacture of arsenic trichloride needs to use the filler tower to carry out purification operation.

[0003] At present, most of the fillers in the filler tower are fixed, and the liquid flows from the top to the bottom of the tower by its own gravity, and the liquid flows in the filler also flows from top to bottom by its own gravity, the distribution efficiency of the liquid in the filler is slow, and the purification efficiency of the filler tower is reduced, and therefore the arsenic trichloride purification filler tower is provided. UTILITY MODEL CONTENT

[0004] The utility model discloses a purpose at: in order to solve the problem that the liquid in the filler tower is slow in the filler distribution efficiency, and the arsenic trichloride purification filler tower that is proposed.

[0005] In order to achieve the above object, the utility model discloses a technical scheme as follows: the arsenic trichloride purification filler tower, including the tower body, the upper surface of the tower body is connected and is installed with liquid inlet pipe and air inlet pipe, the outer surface of the tower body is connected and is installed with liquid outlet pipe and gas outlet pipe, the outer surface of the tower body is fixedly installed with the mounting cover, the inner wall of the tower body is provided with liquid distribution assembly, the inner wall of the bottom surface of the tower body is provided with filter assembly.

[0006] The liquid distribution assembly includes a rotating cylinder, one end of the rotating cylinder is rotatably connected with one end of the liquid inlet pipe, the outer surface of the rotating cylinder is connected and is installed with the liquid outlet pipe, the outer surface of the liquid outlet pipe is provided with liquid outlet hole, the outer surface of the rotating cylinder is fixedly installed with driven bevel gear.

[0007] As a further description of the above technical scheme:

[0008] The inner wall of the mounting cover is fixedly installed with servo motor, the output end of servo motor is fixedly installed with rotating rod, one end of the rotating rod extends to the inside of the tower body, one end of the rotating rod is fixedly installed with driving bevel gear, and the driving bevel gear is meshed and connected with the driven bevel gear.

[0009] As a further description of the above technical scheme:

[0010] The inner wall of the tower body is fixedly provided with a pressing plate and a supporting plate, the upper surfaces of the pressing plate and the supporting plate are provided with water leakage holes, the driving bevel gear and the driven bevel gear are located above the pressing plate, the liquid outlet pipe is located between the pressing plate and the supporting plate, and the pressing plate and the supporting plate are provided with a filler.

[0011] As a further description of the above technical solution:

[0012] The filter assembly comprises a filter plate and a rotating column, the outer surface of the filter plate is fixedly connected with the inner wall of the tower body, the filter plate is located below the supporting plate, one end of the rotating column is rotatably connected with the bottom inner wall of the tower body, and the other end of the rotating column extends to the upper surface of the filter plate.

[0013] As a further description of the above technical solution:

[0014] The outer surface of the rotating column is fixedly provided with a cleaning brush, the upper surface of the cleaning brush is attached to the lower surface of the filter plate, the upper surface of the rotating column is fixedly provided with a connecting rod, the outer surface of the connecting rod is fixedly provided with a fixed disc, and the upper surface of the fixed disc is rotatably provided with a ratchet through a rotating shaft.

[0015] As a further description of the above technical solution:

[0016] The side wall of the ratchet is fixedly provided with a connecting spring, one end of the connecting spring is fixedly provided with a fixed block, the lower surface of the fixed block is fixedly connected with the upper surface of the fixed disc, the lower surface of the rotating column is provided with a groove, the inner side wall of the groove is fixedly provided with a ratchet ring, one end of the connecting rod is rotatably connected with the top inner wall of the groove, and the ratchet is meshingly connected with the ratchet ring.

[0017] As a further description of the above technical solution:

[0018] 1. The utility model discloses a liquid distribution assembly is set up, and the liquid is injected into the tower body through the liquid inlet pipe, at this moment, the liquid that liquid inlet pipe injects flows into the rotating cylinder, and then is distributed to the liquid outlet pipe, and flows out from the liquid outlet pipe through the liquid outlet hole, so that the liquid contacts the filler of different positions on the support plate, the servo motor in the mounting cover drives the rotating rod to rotate, thereby driving the driving bevel gear to rotate, and the rotating cylinder is driven to rotate under the action of the driven bevel gear, at this moment, the rotating cylinder drives the liquid outlet pipe to rotate in the filler, and the filler is agitated, then the gas is injected into the tower body through the air inlet pipe, and the gas is discharged from the air outlet pipe after contacting the filler after the filter plate, and the liquid is discharged through the liquid outlet pipe, by making the liquid contact the filler of different positions simultaneously, the uniformity of liquid distribution is effectively improved, and the filler is agitated, on the one hand, the efficiency of the liquid contacting the filler can be improved, and on the other hand, the filler can be prevented from being blocked, and the purification efficiency and effect of the filler tower are ensured.

[0019] 2. The utility model discloses a filter assembly is set up, when needing to clean the tower body, the cleaning liquid is injected from the liquid inlet pipe, then the cleaning liquid cleans the filler, and flows to the lower part of the tower body, the servo motor drives the rotating rod to reverse, and the rotating cylinder is reversed under the action of the driving bevel gear and the driven bevel gear, at this moment, the ratchet ring is engaged with the ratchet, thereby driving the rotating column to rotate, and the cleaning brush is synchronously rotated along with the rotation of the rotating column, at this moment, the cleaning brush cleans the lower surface of the filter plate, and the impurities cleaned down are discharged along with the cleaning liquid through the liquid outlet pipe, realize that the impurities in the gas are filtered automatically, on the one hand, the purity of the gas is improved, and on the other hand, the impurities can be prevented from contacting the filler and causing the blockage of the filler, and the cleaning is convenient, and the cleaning difficulty of the filler tower is reduced. ACCURACY

[0020] Figure 1 It is the three-dimensional structure schematic diagram of the arsenic trichloride purification filler tower.

[0021] Figure 2 It is the exploded structure schematic diagram of the arsenic trichloride purification filler tower.

[0022] Figure 3 It is the three-dimensional structure schematic diagram of the rotating cylinder in the arsenic trichloride purification filler tower.

[0023] Figure 4 It is the plane structure schematic diagram of the rotating column of the arsenic trichloride purification filler tower.

[0024] Legend:

[0025] 1, tower body; 2, liquid inlet pipe; 3, gas inlet pipe; 4, liquid outlet pipe; 5, gas outlet pipe; 6, mounting cover; 7, liquid distribution assembly; 71, rotating cylinder; 72, liquid outlet pipe; 73, driven bevel gear; 74, rotating rod; 75, driving bevel gear; 8, filter assembly; 81, filter plate; 82, rotating column; 83, cleaning brush; 84, ratchet ring; 85, connecting rod; 86, fixed disc; 87, ratchet; 88, connecting spring; 89, fixed block; 9, pressing plate; 10, support plate. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0027] Please refer to Figures 1-4 The utility model provides a technical scheme: arsenic trichloride purification filler tower, including tower body 1, the upper surface of tower body 1 is connected and is installed with liquid inlet pipe 2 and gas inlet pipe 3, the outer surface of tower body 1 is connected and is installed with liquid outlet pipe 4 and gas outlet pipe 5, the outer surface of tower body 1 is fixedly installed with mounting cover 6, the inner wall of tower body 1 is provided with liquid distribution assembly 7;The inner wall of the bottom surface of tower body 1 is provided with filter assembly 8;

[0028] The liquid distribution assembly 7 includes rotating cylinder 71, one end of rotating cylinder 71 is rotatably connected with one end of liquid inlet pipe 2, the outer surface of rotating cylinder 71 is connected and is installed with liquid outlet pipe 72, the outer surface of liquid outlet pipe 72 is provided with liquid outlet hole, the outer surface of rotating cylinder 71 is fixedly installed with driven bevel gear 73, the inner wall of mounting cover 6 is fixedly installed with servo motor, the output end of servo motor is fixedly installed with rotating rod 74, one end of rotating rod 74 extends to the inside of tower body 1, one end of rotating rod 74 is fixedly installed with driving bevel gear 75, driving bevel gear 75 is meshedly connected with driven bevel gear 73, the inner wall of tower body 1 is fixedly installed with pressing plate 9 and support plate 10, the upper surface of pressing plate 9 and support plate 10 is provided with water leakage hole, driving bevel gear 75 and driven bevel gear 73 are located above pressing plate 9, liquid outlet pipe 72 is located between pressing plate 9 and support plate 10, filler is arranged between pressing plate 9 and support plate 10.

[0029] The specific implementation is that liquid is injected into the tower body 1 through the liquid inlet pipe 2, at this time, the liquid injected by the liquid inlet pipe 2 flows into the rotating cylinder 71, and then is distributed into the liquid outlet pipe 72, and then flows out from the liquid outlet pipe 72 through the liquid outlet hole, so that the liquid contacts the fillers at different positions of the support plate 10, the servo motor in the installation cover 6 drives the rotating rod 74 to rotate, thereby driving the driving bevel gear 75 to rotate, and the rotating cylinder 71 is driven to rotate under the action of the driven bevel gear 73, at this time, the rotating cylinder 71 drives the liquid outlet pipe 72 to rotate in the fillers, and the fillers are stirred, then gas is injected into the tower body 1 through the gas inlet pipe 3, the gas contacts the fillers after passing through the filter plate 81, and then is discharged from the gas outlet pipe 5, and the liquid is discharged through the liquid outlet pipe 4.

[0030] The filter assembly 8 comprises the filter plate 81 and the rotating column 82, the outer surface of the filter plate 81 is fixedly connected with the inner wall of the tower body 1, the filter plate 81 is located below the support plate 10, one end of the rotating column 82 is rotatably connected with the inner wall of the bottom surface of the tower body 1, the other end of the rotating column 82 extends to the outer surface of the upper surface of the filter plate 81, the outer surface of the rotating column 82 is fixedly installed with the cleaning brush 83, the upper surface of the cleaning brush 83 is attached to the lower surface of the filter plate 81, the upper surface of the rotating column 82 is fixedly installed with the connecting rod 85, the outer surface of the connecting rod 85 is fixedly installed with the fixed disc 86, the upper surface of the fixed disc 86 is rotatably installed with the ratchet 87 through the rotating shaft, the side wall of the ratchet 87 is fixedly installed with the connecting spring 88, one end of the connecting spring 88 is fixedly installed with the fixed block 89, the lower surface of the fixed block 89 is fixedly connected with the upper surface of the fixed disc 86, the lower surface of the rotating cylinder 71 is provided with a groove, the inner side wall of the groove is fixedly installed with the ratchet ring 84, one end of the connecting rod 85 is rotatably connected with the top inner wall of the groove, and the ratchet 87 is in meshing connection with the ratchet ring 84.

[0031] The specific implementation is that when it is necessary to clean the tower body 1, the cleaning liquid is injected from the liquid inlet pipe 2, then the cleaning liquid cleans the fillers, and then flows to the lower part of the tower body 1, the servo motor drives the rotating rod 74 to reverse, the rotating cylinder 71 is reversed under the action of the driving bevel gear 75 and the driven bevel gear 73, at this time, the ratchet ring 84 is in meshing connection with the ratchet 87, thereby driving the rotating column 82 to rotate, the rotating column 82 drives the cleaning brush 83 to rotate synchronously, at this time, the cleaning brush 83 cleans the lower surface of the filter plate 81, and the impurities cleaned are discharged through the liquid outlet pipe 4 together with the cleaning liquid.

[0032] Working principle: through liquid inlet pipe 2 injects liquid into tower body 1, at this time the liquid of liquid inlet pipe 2 is flowed into rotating cylinder 71, then is distributed to liquid outlet pipe 72, and is flowed from liquid outlet hole from liquid outlet pipe 72, so that liquid and the packing of different positions on support plate 10 contact, the servo motor in installation cover 6 drives rotating rod 74 to rotate, so that drive bevel gear 75 is rotated, driven bevel gear 73 under the action of rotating cylinder 71 is rotated, at this time rotating cylinder 71 will drive liquid outlet pipe 72 to rotate in packing, and the packing is agitated, then through gas inlet pipe 3 injects gas into tower body 1, and the gas is contacted after passing through filter plate 81 from gas outlet pipe 5, liquid is discharged through liquid outlet pipe 4, when needing to clean tower body 1, inject cleaning liquid from liquid inlet pipe 2, then the cleaning liquid is cleaned to the packing, and flows to the lower of tower body 1, servo motor drives rotating rod 74 to reverse, and rotating cylinder 71 is reversed under the action of drive bevel gear 75 and driven bevel gear 73, at this time ratchet ring 84 and ratchet 87 are engaged, so as to drive rotating column 82 to rotate, and rotating column 82 will drive cleaning brush 83 to rotate synchronously along with the rotation of rotating column 82, at this time cleaning brush 83 will clean the lower surface of filter plate 81, and the impurities cleaned are discharged along with cleaning liquid through liquid outlet pipe 4.

[0033] The above only for the preferred specific implementation of the present application, but the protection scope of the present application is not limited to this, any skilled in the art in the technical range disclosed by the present application, according to the technical scheme of the present application and the utility model concept of the present application are equivalent to replace or change, should be covered in the protection scope of the present application.

Claims

1. A column for purification of arsenic trichloride, comprising a column body (1), characterized in that: The upper surface of the tower body (1) is communicated with the installation of the liquid inlet pipe (2) and the air inlet pipe (3), the outer surface of the tower body (1) is communicated with the installation of the liquid outlet pipe (4) and the air outlet pipe (5), the outer surface of the tower body (1) is fixedly installed with the installation cover (6), the inner wall of the tower body (1) is provided with a liquid distribution assembly (7), and the bottom surface of the tower body (1) is provided with a filter assembly (8). The liquid distribution assembly (7) comprises a rotating cylinder (71), one end of the rotating cylinder (71) is rotatably connected with one end of the liquid inlet pipe (2), the outer surface of the rotating cylinder (71) is communicated with the installation of the liquid outlet pipe (72), the outer surface of the liquid outlet pipe (72) is provided with a liquid outlet hole, and the outer surface of the rotating cylinder (71) is fixedly installed with a driven bevel gear (73).

2. The arsenic trichloride purification packed column according to claim 1, characterized in that The inner wall of the installation cover (6) is fixedly installed with a servo motor, the output end of the servo motor is fixedly installed with a rotating rod (74), one end of the rotating rod (74) extends to the inside of the tower body (1), one end of the rotating rod (74) is fixedly installed with a driving bevel gear (75), and the driving bevel gear (75) is meshed with the driven bevel gear (73).

3. The arsenic trichloride purification packed column of claim 2, wherein, The inner wall of the tower body (1) is fixedly installed with a pressing plate (9) and a supporting plate (10), the upper surfaces of the pressing plate (9) and the supporting plate (10) are provided with water leakage holes, the driving bevel gear (75) and the driven bevel gear (73) are located above the pressing plate (9), the liquid outlet pipe (72) is located between the pressing plate (9) and the supporting plate (10), and the pressing plate (9) and the supporting plate (10) are provided with a filler.

4. The arsenic trichloride purification packed column of claim 3, wherein, The filter assembly (8) comprises a filter plate (81) and a rotating column (82), the outer surface of the filter plate (81) is fixedly connected with the inner wall of the tower body (1), the filter plate (81) is located below the supporting plate (10), one end of the rotating column (82) is rotatably connected with the bottom surface of the tower body (1), and the other end of the rotating column (82) extends to the upper surface of the filter plate (81).

5. The arsenic trichloride purification packed column of claim 4, wherein, The outer surface of the rotating column (82) is fixedly installed with a cleaning brush (83), the upper surface of the cleaning brush (83) is attached to the lower surface of the filter plate (81), the upper surface of the rotating column (82) is fixedly installed with a connecting rod (85), the outer surface of the connecting rod (85) is fixedly installed with a fixed disc (86), and the upper surface of the fixed disc (86) is rotatably installed with a ratchet (87) through a rotating shaft.

6. The arsenic trichloride purification packed column of claim 5, wherein, The side wall of the ratchet (87) is fixedly installed with a connecting spring (88), one end of the connecting spring (88) is fixedly installed with a fixed block (89), the lower surface of the fixed block (89) is fixedly connected with the upper surface of the fixed disc (86), the lower surface of the rotating cylinder (71) is provided with a groove, the inner side wall of the groove is fixedly installed with a ratchet ring (84), one end of the connecting rod (85) is rotatably connected with the top inner wall of the groove, and the ratchet (87) is meshed with the ratchet ring (84).

Images