CN214416042U

CN214416042U - Hydrogen sulfide tail gas absorbing device

Info

Publication number: CN214416042U
Application number: CN202120072614.6U
Authority: CN
Inventors: 李月朝; 刘传军; 王银强; 杨少旺; 程国强; 王世奇; 李亮; 侯延领; 孙斌
Original assignee: Puyang Zhonghui New Energy Technology Co ltd
Current assignee: Puyang Zhonghui New Energy Technology Co ltd
Priority date: 2021-01-12
Filing date: 2021-01-12
Publication date: 2021-10-19
Anticipated expiration: 2031-01-12

Abstract

The utility model relates to a tail gas processing apparatus field, concretely relates to hydrogen sulfide tail gas absorbing device. The sleeve comprises a sleeve, fixed sealing connection has the fixed plate in the sleeve, fixed plate lower extreme circumference equipartition is fixed with a plurality of fixed section of thick bamboos, set up the through-hole with fixed section of thick bamboo intercommunication on the fixed plate, the sleeve internal rotation of fixed plate top is provided with the commentaries on classics board, the commentaries on classics board lower extreme is seted up one with the endocentric recess of arbitrary trompil, the commentaries on classics board upper end is fixed with fixed pipe, fixed pipe lower extreme passes through the intercommunicating pore intercommunication with the recess, fixed pipe top is provided with rather than endocentric intake pipe, the intake pipe passes through rotary seal cover rotation sealing connection with fixed pipe, the fixed plate lower extreme is fixed with the intubate with the through-hole intercommunication, the intubate is located fixed section of thick bamboo. The utility model discloses, simple structure, convenient operation, equipment cost is low, can carry out continuous processing to hydrogen sulfide tail gas, and hydrogen sulfide tail gas treatment is efficient, compact structure, and occupation space is little.

Description

Hydrogen sulfide tail gas absorbing device

Technical Field

The utility model relates to a tail gas processing apparatus field, concretely relates to hydrogen sulfide tail gas absorbing device.

Background

Hydrogen sulfide is a colorless gas that is irritating and suffocating. The low concentration contact only has the local stimulation effect of respiratory tract and eyes, and the high concentration contact has obvious systemic effect which is manifested as central nervous system symptoms and suffocation symptoms, but the high concentration quickly causes olfactory fatigue without feeling the taste. At present, more chemical industry, for example, sewage treatment, papermaking, petroleum processing, chemical fertilizer manufacturing, chemical fiber manufacturing and some chemical raw material manufacturing and other industries contact hydrogen sulfide more, in order to respond to the call of national environmental protection, safety in production, just need absorb hydrogen sulfide-containing tail gas in the production process through absorbing device, however, absorbing device of hydrogen sulfide tail gas among the prior art generally utilizes caustic soda solution to absorb hydrogen sulfide tail gas, consequently need regularly change caustic soda solution, current hydrogen sulfide tail gas absorbing device needs to shut down and changes caustic soda solution, hydrogen sulfide tail gas can not carry out continuous processing.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that one kind can carry out continuous processing to hydrogen sulfide tail gas, simple structure, convenient operation, hydrogen sulfide tail gas absorbing device that hydrogen sulfide tail gas treatment efficiency is high.

In order to realize the purpose, the utility model provides a technical scheme is:

a hydrogen sulfide tail gas absorption device comprises a sleeve, a fixed plate is fixedly and hermetically connected in the sleeve, a plurality of fixed cylinders are uniformly distributed and fixed on the circumference of the lower end of the fixed plate, through holes communicated with the fixed cylinders are formed in the fixed plate, a sealing gasket is fixed at the upper end of the fixed plate, openings concentric with the through holes are formed in the sealing gasket, a rotating plate is rotatably arranged in the sleeve above the fixed plate and is in rotating and sealing contact with the sealing gasket, a groove concentric with any opening is formed in the lower end of the rotating plate, a fixed pipe concentric with the rotating plate is fixed at the upper end of the rotating plate, the lower end of the fixed pipe is communicated with the groove through a communication hole, an air inlet pipe concentric with the fixed pipe is arranged above the fixed pipe, the air inlet pipe is rotatably and hermetically connected with the fixed pipe through a rotating sealing gasket, an outer toothed ring concentric with the rotating plate is fixed at the upper end of the rotating plate, a motor is fixed on the outer side of the sleeve, a gear is fixed on an output shaft of the motor, and the gear is meshed with the outer toothed ring, the lower end of the fixed plate is fixedly provided with an insertion pipe communicated with the through hole, the insertion pipe is positioned in the fixed cylinders, the lower ends of the fixed cylinders are fixedly provided with liquid exchange pipes communicated with the fixed cylinders, valves are arranged on the liquid exchange pipes, gas collecting pipes are fixed among the fixed cylinders, the upper ends of the gas collecting pipes are sealed, and the upper ends of the fixed cylinders are communicated with the upper ends of the gas collecting pipes through gas outlet pipes.

Specifically, a baffle ring is fixed in the sleeve above the rotating plate, and the lower end of the baffle ring is in rotating contact with the upper end of the rotating plate.

Specifically, the motor is a servo motor, and the motor is electrically connected with the plc controller.

Specifically, the lower end of the sleeve is fixed with a mounting plate, and the liquid exchange tube and the gas collecting tube penetrate through the mounting plate.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses, simple structure, convenient operation, equipment cost is low, can carry out continuous processing to hydrogen sulfide tail gas, and hydrogen sulfide tail gas treatment is efficient, compact structure, and occupation space is little.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Detailed Description

As shown in figure 1, a hydrogen sulfide tail gas absorption device comprises a sleeve 1, a fixed plate 2 is fixedly and hermetically connected in the sleeve 1, a plurality of fixed cylinders 15 are uniformly distributed and fixed on the circumference of the lower end of the fixed plate 2, a through hole 3 communicated with the fixed cylinders 15 is formed in the fixed plate 2, a sealing gasket 4 is fixed at the upper end of the fixed plate 2, an opening 5 concentric with the through hole 3 is formed in the sealing gasket 4, a rotating plate 23 is rotatably arranged in the sleeve 1 above the fixed plate 2, a baffle ring 14 is fixed in the sleeve 1 above the rotating plate 23, the lower end of the baffle ring 14 is rotatably contacted with the upper end of the rotating plate 23, the lower end of the rotating plate 23 is rotatably and hermetically contacted with the sealing gasket 4, a groove 6 concentric with any opening 5 is formed in the lower end of the rotating plate 23, a fixed pipe 8 concentric with the rotating plate 23 is fixed at the upper end of the rotating plate 23, the lower end of the fixed pipe 8 is communicated with the groove 6 through a communication hole 7, an air inlet pipe 10 concentric with the fixed pipe 8 is arranged above the fixed pipe, the air inlet pipe 10 is connected with the fixed pipe 8 in a rotating and sealing mode through the rotary sealing sleeve 9, the upper end of the rotating plate 23 is fixed with the outer gear ring 11 concentric with the rotating plate, the outer side of the sleeve 1 is fixed with the motor 12, the output shaft of the motor 12 is fixed with the gear 13, the gear 13 is meshed with the outer gear ring 11, the motor 12 is a servo motor, the motor 12 is electrically connected with the plc controller, the plc controller enables the motor 12 to rotate for a set angle after a set time period through an internal program of the plc controller, and therefore the rotating plate 23 can be communicated with the through hole 3 correspondingly after rotating the groove 6 every time. An inserting pipe 16 communicated with the through hole 3 is fixed at the lower end of the fixing plate 2, the inserting pipe 16 is located in the fixing cylinder 15, liquid changing pipes 17 communicated with the fixing cylinder 15 are fixed at the lower end of the fixing cylinder 15, a valve 18 is installed on each liquid changing pipe 17, a gas collecting pipe 20 is fixed among the fixing cylinders 15, the upper end of each gas collecting pipe 20 is sealed, the upper ends of the fixing cylinders 15 and the upper ends of the gas collecting pipes 20 are communicated through gas outlet pipes 21, a mounting plate 19 is fixed at the lower end of the sleeve 1, and the liquid changing pipes 17 and the gas collecting pipes 20 penetrate through the mounting plate 19.

The utility model discloses during the use, open liquid change pipe 17 valve 18, pour into quantitative caustic soda solution into through liquid change pipe 17 in to fixed cylinder 15 for the liquid level of caustic soda solution is higher than 16 lower extremes of intubate and is less than the inlet end of outlet duct 21, makes the inlet end intercommunication of giving vent to anger end and the clarifier of discharge pipe 20, makes tail gas pipe and intake pipe 10 intercommunication. Tail gas loops through tail gas pipe, intake pipe 10, rotary seal cover 9, fixed tube 8, intercommunicating pore 7, recess 6, trompil 5, through-hole 3 and intubate 16 and enters into fixed cylinder 15 and mixes with the caustic soda solution in it, and the caustic soda solution in fixed cylinder 15 can absorb the hydrogen sulfide in the tail gas, and the tail gas that is absorbed hydrogen sulfide enters into gas collecting pipe 20 through outlet duct 21 in the back through the clarifier and purifies the back and discharges. After the set time, the plc controller rotates the motor 12 by a set angle through its internal program, so that the groove 6 on the rotating plate 23 after rotation communicates with the next fixed cylinder 15, and at this time, the tail gas containing hydrogen sulfide enters the fixed cylinder 15 and reacts with the caustic soda solution therein. When the tail gas containing the hydrogen sulfide is treated, the tail gas containing the hydrogen sulfide is automatically introduced into the fixed cylinders 15 in sequence by the device, and the tail gas containing the hydrogen sulfide is treated by the caustic soda solution in the fixed cylinders 15 in sequence, so that the tail gas containing the hydrogen sulfide can be continuously treated. In the process of treating the tail gas containing hydrogen sulfide, regular patrol personnel can discharge the solution generated by the reaction of the caustic soda solution and the hydrogen sulfide in the fixed cylinder 15, and then quantitatively inject a new caustic soda solution into the fixed cylinder 15, so that the tail gas containing the hydrogen sulfide can be continuously treated by the device.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A hydrogen sulfide tail gas absorption device comprises a sleeve, and is characterized in that a fixed plate is fixedly and hermetically connected in the sleeve, a plurality of fixed cylinders are uniformly distributed and fixed on the circumference of the lower end of the fixed plate, through holes communicated with the fixed cylinders are formed in the fixed plate, a sealing gasket is fixed at the upper end of the fixed plate, an opening concentric with the through holes is formed in the sealing gasket, a rotating plate is rotatably arranged in the sleeve above the fixed plate, the lower end of the rotating plate is in rotating and sealing contact with the sealing gasket, a groove concentric with any opening is formed in the lower end of the rotating plate, a fixed pipe concentric with the rotating plate is fixed at the upper end of the rotating plate, the lower end of the fixed pipe is communicated with the groove through a communication hole, an air inlet pipe concentric with the fixed pipe is arranged above the fixed pipe, the air inlet pipe is rotatably and hermetically connected with the fixed pipe through a rotating sealing gasket, an outer toothed ring concentric with the upper end of the rotating plate is fixed at the upper end of the rotating plate, a motor is fixed on the outer side of the sleeve, and a gear is fixed on an output shaft of the motor, the gear is meshed with the outer gear ring, the lower end of the fixing plate is fixedly provided with an insertion pipe communicated with the through hole, the insertion pipe is positioned in the fixed cylinders, the lower ends of the fixed cylinders are fixedly provided with liquid exchange pipes communicated with the fixed cylinders, valves are mounted on the liquid exchange pipes, gas collecting pipes are fixed among the fixed cylinders, the upper ends of the gas collecting pipes are sealed, and the upper ends of the fixed cylinders are communicated with the upper ends of the gas collecting pipes through gas outlet pipes.

2. The hydrogen sulfide tail gas absorption device as recited in claim 1, wherein a baffle ring is fixed in the sleeve above the rotating plate, and the lower end of the baffle ring is in rotating contact with the upper end of the rotating plate.

3. The hydrogen sulfide tail gas absorption device according to claim 1, wherein the motor is a servo motor, and the motor is electrically connected to a plc controller.

4. The hydrogen sulfide tail gas absorption device as recited in claim 1, wherein a mounting plate is fixed to a lower end of the sleeve, and the liquid exchange tube and the gas collecting tube penetrate through the mounting plate.