CN218962104U

CN218962104U - A processing apparatus for anhydrous aluminium trichloride production tail gas

Info

Publication number: CN218962104U
Application number: CN202223314187.1U
Authority: CN
Inventors: 金炜杰; 金桂方
Original assignee: Huzhou Hengji Technology Co ltd
Current assignee: Huzhou Hengji Technology Co ltd
Priority date: 2022-12-07
Filing date: 2022-12-07
Publication date: 2023-05-05
Anticipated expiration: 2032-12-07

Abstract

The utility model provides a treatment device for tail gas generated in anhydrous aluminum trichloride production, which comprises a dust removing box and an acid-base washing tower, wherein the dust removing box is communicated with the acid-base washing tower through an air duct, an air inlet pipe and a discharge pipe are rotatably arranged in the dust removing box, a dust filter screen cylinder is fixedly communicated between the air inlet pipe and the discharge pipe, a driving mechanism matched with the air inlet pipe is arranged on the dust removing box, a plurality of miniature electric cylinders are fixedly arranged on one side of the dust removing box, and the output ends of the miniature electric cylinders extend into the dust removing box and are in rolling connection with striking balls. The utility model relates to the technical field of waste gas purification treatment, and by the design of the utility model, the dust treatment effect in the tail gas can be ensured, and meanwhile, the tail gas can be cooled to a certain extent, so that the tail gas can be better dissolved in alkali liquor in an acid-base washing tower for neutralization reaction.

Description

A processing apparatus for anhydrous aluminium trichloride production tail gas

Technical Field

The utility model relates to the technical field of waste gas purification treatment, in particular to a treatment device for tail gas generated in the production of anhydrous aluminum trichloride.

Background

The production process of the anhydrous aluminum trichloride workshop has tail gas production, and the tail gas contains unreacted chlorine, a small amount of aluminum trichloride dust and hydrogen chloride gas produced by absorbing water in the air, and the direct exhaust of the tail gas can cause serious environmental pollution, so that the tail gas produced in the production process of the anhydrous aluminum trichloride needs to be treated by a tail gas treatment device in the production process.

The prior patent (application number is CN 201720447780.3) is a treatment device for anhydrous aluminum trichloride production tail gas, which comprises a buffer tank, a water washing tower, a reaction tower, an alkalizing tower, a draught fan and an emptying pipe which are connected in sequence, wherein the buffer tank is provided with a production tail gas inlet A, the water washing tower is provided with a tap water inlet B, and one branch of the water washing tower, the reaction tower and the alkalizing tower is respectively connected with an aluminum trichloride wastewater storage tank, a sodium hypochlorite storage tank and the reaction tower.

Above-mentioned tail gas processing apparatus, when the dust granule in the processing tail gas, only stop through the material board and make the dust granule in the tail gas subside naturally, but, some dust granule still follow the flow of tail gas and float to derive easily, and then handle dust effect relatively poor.

To this end, we propose a treatment device for anhydrous aluminium trichloride production tail gas solving the above-mentioned problems.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model provides a treatment device for anhydrous aluminum trichloride production tail gas, which solves the problem of poor dust treatment effect in the aluminum trichloride production tail gas in the prior art.

The embodiment of the utility model provides a treatment device for tail gas in anhydrous aluminum trichloride production, which comprises a dust removal box and an acid-base washing tower, wherein the dust removal box is communicated with the acid-base washing tower through an air duct, an air inlet pipe and a discharge pipe are rotatably arranged in the dust removal box, a dust filter screen cylinder is fixedly communicated between the air inlet pipe and the discharge pipe, a driving mechanism matched with the air inlet pipe is arranged on the dust removal box, a plurality of micro electric cylinders are fixedly arranged on one side of the dust removal box, and the output ends of the micro electric cylinders extend into the dust removal box and are in rolling connection with knocking balls;

the novel dust removal device is characterized in that a cooling pipe is rotationally connected in the dust removal box and arranged on one side close to the air duct, cooling water is injected into the cooling pipe, a plurality of heat conduction fins are fixedly arranged on the cooling pipe, one end of each heat conduction fin extends into the cooling pipe and contacts with the cooling water, semiconductor refrigeration rods are fixedly arranged at the upper end and the lower end of the cooling pipe, the heat release end of each semiconductor refrigeration rod extends to the outside, and a linkage mechanism is arranged between the cooling pipe and the air inlet pipe.

Further, the actuating mechanism comprises driving motor and bevel gear group, the upside of dust removal case is fixed to be provided with the support frame, and the upper end and the support frame rotation of intake pipe are connected, driving motor is fixed to be set up on the support frame, and driving motor passes through bevel gear group and intake pipe transmission connection.

Further, the linkage mechanism consists of two synchronous wheels and a synchronous belt, the two synchronous wheels are respectively fixedly sleeved on the air inlet pipe and the cooling pipe, and the two synchronous wheels are in transmission connection through the synchronous belt.

Further, one side of the dust removal box is fixedly provided with an air delivery pump, the output end of the air delivery pump is communicated with the air guide pipe, and the output end of the air delivery pump is communicated with the acid-base washing tower through the air delivery pipe.

Further, the supporting seat is fixedly sleeved on the lower side of the cooling pipe, the conductive block is fixedly connected to the supporting seat, the annular guide groove matched with the conductive block is formed in the lower side of the dust removal box, an annular conductive sheet is embedded in the annular guide groove and is in contact connection with the conductive block, the annular conductive sheet is connected with a power supply, and the conductive block is connected with two semiconductor refrigeration rods in series.

Further, the dust removal box is internally and fixedly provided with a protective baffle, and the air inlet pipe and the cooling pipe are both rotationally connected with the protective baffle.

Compared with the prior art, the utility model has the following beneficial effects:

1. can carry out effective filtration to tail gas through the dust filter screen section of thick bamboo that sets up for dust in the tail gas is by effectively being detained in with the dust filter screen section of thick bamboo, guarantees dust treatment effect, simultaneously, under actuating mechanism's control, can make the dust filter screen section of thick bamboo rotate, and then can control to strike the ball and strike each surface of dust filter screen section of thick bamboo at miniature electric jar, make the dust filter screen section of thick bamboo produce the vibration, make the dust of dust filter screen section of thick bamboo filter mesh adhesion can drop under the effect of vibration, in order to avoid dust filter screen section of thick bamboo filter mesh to be blocked up.

2. Through the cooperation of semiconductor refrigeration stick and each heat conduction fin that sets up, can carry out the cooling of certain degree to the high temperature tail gas near the air duct, the gas solubility can reduce and increase along with the temperature, and then make the tail gas in the direction acid-base scrubbing tower can better dissolve in alkali lye and react, and under the drive of link gear for each heat conduction fin can cooperate dust filter screen section of thick bamboo synchronous rotation, change self position, make the tail gas near the air duct can be better contact with the heat conduction fin.

Drawings

Fig. 1 is a schematic diagram of a front view of a treatment device for tail gas from anhydrous aluminum trichloride production according to an embodiment of the present utility model.

Fig. 2 is a schematic diagram showing a front perspective structure of a dust removing box of a treatment device for tail gas of anhydrous aluminum trichloride production according to an embodiment of the present utility model.

Fig. 3 is an enlarged schematic view of the structure at a in fig. 2.

In the above figures: the dust removing device comprises a dust removing box 1, an acid-base washing tower 2, a gas guide pipe 3, a gas inlet pipe 4, a material discharging pipe 5, a dust filtering screen cylinder 6, a driving mechanism 7, a driving motor 71, a bevel gear set 72, a miniature electric cylinder 8, a striking ball 9, a cooling pipe 10, a heat conducting fin 11, a semiconductor refrigerating rod 12, a linkage mechanism 13, a synchronous wheel 131, a synchronous belt 132, a supporting frame 14, a gas transmission pump 15, a gas transmission pipe 16, a supporting seat 17, a conductive block 18, a ring-shaped guide groove 19, a ring-shaped conductive sheet 20 and a protective baffle 21.

Detailed Description

The technical scheme of the utility model is further described below with reference to the accompanying drawings and examples.

As shown in fig. 1-3, a treatment device for anhydrous aluminum trichloride production tail gas comprises a dust removal box 1 and an acid-base washing tower 2, wherein the dust removal box 1 is communicated with the acid-base washing tower 2 through an air duct 3, an air delivery pump 15 is fixedly arranged on one side of the dust removal box 1, the output end of the air delivery pump 15 is communicated with the air duct 3, the output end of the air delivery pump 15 is communicated with the acid-base washing tower 2 through an air duct 16, and the air delivery pump 15 is arranged so as to be convenient for better guiding the filtered tail gas in the dust removal box 1 into the acid-base washing tower 2;

an air inlet pipe 4 and a discharge pipe 5 are rotatably arranged in the dust removal box 1, a dust filter screen cylinder 6 is fixedly communicated between the air inlet pipe 4 and the discharge pipe 5, a driving mechanism 7 matched with the air inlet pipe 4 is arranged on the dust removal box 1, the driving mechanism 7 consists of a driving motor 71 and a bevel gear 72, a support frame 14 is fixedly arranged on the upper side of the dust removal box 1, the upper end of the air inlet pipe 4 is rotationally connected with the support frame 14, the driving motor 71 is fixedly arranged on the support frame 14, the driving motor 71 is in transmission connection with the air inlet pipe 4 through a bevel gear set 72, and the air inlet pipe 4 is conveniently driven to rotate by the driving motor 71 through the transmission of the bevel gear set 72;

a plurality of miniature electric cylinders 8 are fixedly arranged on one side of the dust removal box 1, the output ends of the miniature electric cylinders 8 extend into the dust removal box 1 and are connected with knocking balls 9 in a rolling manner, a cooling pipe 10 is rotatably connected in the dust removal box 1, the cooling pipe 10 is arranged on one side close to the air guide pipe 3, cooling water is injected into the cooling pipe 10, a plurality of heat conducting fins 11 are fixedly arranged on the cooling pipe 10, one end of each heat conducting fin 11 extends into the cooling pipe 10 and is contacted with the cooling water, semiconductor refrigeration rods 12 are fixedly arranged at the upper end and the lower end of the cooling pipe 10, the heat release ends of the semiconductor refrigeration rods 12 are arranged outside, a supporting seat 17 is fixedly sleeved on the lower side of the cooling pipe 10, a conductive block 18 is fixedly connected on the supporting seat 17, an annular guide groove 19 matched with the conductive block 18 is arranged on the lower side of the dust removal box 1, the annular guide groove 19 is embedded with an annular conductive sheet 20, the annular conductive sheet 20 is in contact connection with the conductive block 18, the annular conductive sheet 20 is communicated with a power supply, the conductive sheet 18 is connected with the two semiconductor refrigeration rods 12 in series, the conductive sheet 18 and the conductive sheet 20 and the annular conductive sheet 20 can be rotatably connected with the semiconductor refrigeration rods 12 in series;

the air inlet pipe 4 is provided with a cooling pipe 10, a connecting mechanism 13 is arranged between the cooling pipe 10 and the air inlet pipe 4, the connecting mechanism 13 is composed of two synchronous wheels 131 and a synchronous belt 132, the two synchronous wheels 131 are respectively fixedly sleeved on the air inlet pipe 4 and the cooling pipe 10, the two synchronous wheels 131 are in transmission connection through the synchronous belt 132, the cooling pipe 10 and the air inlet pipe 4 can be linked through transmission cooperation of the two synchronous wheels 131 and the synchronous belt 132, the cost of additionally arranging driving equipment is avoided, a protective baffle 21 is fixedly arranged in the dust removal box 1, the air inlet pipe 4 and the cooling pipe 10 are rotationally connected with the protective baffle 21, the protective baffle 21 is arranged, the connecting mechanism 13 can be protected, and the tail gas is prevented from corroding the synchronous belt 132.

The detailed working process of the utility model is as follows:

when the device is used, firstly, tail gas to be treated is guided into the dust filter screen cylinder 6 through the air inlet pipe 4, dust in the tail gas is retained in the dust filter screen cylinder 6 under the filtration of the dust filter screen cylinder 6, tail gas from which the dust is removed is filtered out from the dust filter screen cylinder 6 1, the tail gas is guided into the acid-base washing tower 2 for reaction treatment under the suction of the air conveying pump 15, and after the treatment is finished, a valve on the discharge pipe 5 can be opened to recycle the collected dust.

In the treatment process, the driving motor 71, each miniature electric cylinder 8 and the semiconductor refrigerating rod 12 are started, after the driving motor 71 is started, the air inlet pipe 4 is controlled to rotate under the transmission cooperation of the bevel gear set 72, the air inlet pipe 4 can drive the dust filter screen cylinder 6 to rotate, and meanwhile, the miniature electric cylinders 8 can control the striking balls 9 to reciprocate to strike each surface of the dust filter screen cylinder 6, so that the surfaces of the dust filter screen cylinders 6, which are respectively provided with filter meshes, can be subjected to the action of vibration force, so that the falling of dust is accelerated, the meshes of the dust filter screen cylinders 6 are prevented from being blocked by the dust, and the filterability of the dust filter screen cylinders 6 is affected.

After the air inlet pipe 4 rotates, under the transmission cooperation of the two synchronizing wheels 131 and the synchronous belt 132, the cooling pipe 10 can synchronously rotate, and then the cooling pipe 10 can drive each heat conducting fin 11 to rotate, so that the heat conducting fins 11 can continuously contact with the tail gas around, heat carried by the tail gas can be absorbed by the heat conducting fins 11 and is guided into cooling water, and meanwhile, after the semiconductor refrigeration rod 12 is electrified and started, the semiconductor refrigeration rod 12 can absorb heat in the cooling water, and the heat is quickly guided to the outside through the heat release end of the semiconductor refrigeration rod 12, so that the cooling water keeps certain low temperature, and the cooling effect on the tail gas near the air guide pipe is ensured.

Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.

Claims

1. The utility model provides a processing apparatus for anhydrous aluminium trichloride production tail gas, includes dust removal case (1) and acid-base scrubbing tower (2), its characterized in that, through air duct (3) intercommunication between dust removal case (1) and the acid-base scrubbing tower (2), be provided with intake pipe (4) and row material pipe (5) in the rotation of dust removal case (1), and fixed intercommunication has dust filter screen section of thick bamboo (6) between intake pipe (4) and row material pipe (5), be provided with on dust removal case (1) with intake pipe (4) matched with actuating mechanism (7), the fixed a plurality of miniature electric cylinders (8) that are provided with in one side of dust removal case (1), and the output of miniature electric cylinder (8) extends into in dust removal case (1) and roll connection has and beats ball (9);

the dust removal case (1) is rotationally connected with a cooling pipe (10), and the cooling pipe (10) is arranged on one side close to the air duct (3), cooling water is injected into the cooling pipe (10), a plurality of heat conduction fins (11) are fixedly arranged on the cooling pipe (10), one end of each heat conduction fin (11) extends into the cooling pipe (10) and contacts with the cooling water, semiconductor refrigeration rods (12) are fixedly arranged at the upper end and the lower end of the cooling pipe (10), the heat release ends of the semiconductor refrigeration rods (12) extend to the outside, and a linkage mechanism (13) is arranged between the cooling pipe (10) and the air inlet pipe (4).

2. The treatment device for the tail gas generated in the production of anhydrous aluminum trichloride according to claim 1, wherein the driving mechanism (7) consists of a driving motor (71) and a bevel gear set (72), a supporting frame (14) is fixedly arranged on the upper side of the dust removal box (1), the upper end of the air inlet pipe (4) is rotationally connected with the supporting frame (14), the driving motor (71) is fixedly arranged on the supporting frame (14), and the driving motor (71) is in transmission connection with the air inlet pipe (4) through the bevel gear set (72).

3. The device for treating the tail gas of the anhydrous aluminum trichloride production according to claim 1, wherein the linkage mechanism (13) consists of two synchronous wheels (131) and a synchronous belt (132), the two synchronous wheels (131) are fixedly sleeved on the air inlet pipe (4) and the cooling pipe (10) respectively, and the two synchronous wheels (131) are in transmission connection through the synchronous belt (132).

4. The treatment device for the tail gas of the anhydrous aluminum trichloride production according to claim 1, wherein an air delivery pump (15) is fixedly arranged on one side of the dust removal box (1), the output end of the air delivery pump (15) is communicated with the air guide pipe (3), and the output end of the air delivery pump (15) is communicated with the acid-base washing tower (2) through an air delivery pipe (16).

5. The treatment device for anhydrous aluminum trichloride production tail gas according to claim 1, wherein a supporting seat (17) is fixedly sleeved on the lower side of the cooling pipe (10), a conductive block (18) is fixedly connected to the supporting seat (17), an annular guide groove (19) matched with the conductive block (18) is formed in the lower side of the dust removal box (1), an annular conductive sheet (20) is embedded in the annular guide groove (19), the annular conductive sheet (20) is in contact connection with the conductive block (18), the annular conductive sheet (20) is connected with a power supply, and the conductive block (18) is connected with two semiconductor refrigeration rods (12) in series.

6. The treatment device for the tail gas of the anhydrous aluminum trichloride production according to claim 1, wherein a protective baffle plate (21) is fixedly arranged in the dust removal box (1), and the air inlet pipe (4) and the cooling pipe (10) are both rotationally connected with the protective baffle plate (21).