CN220478518U - Tail gas absorption tower - Google Patents

Tail gas absorption tower Download PDF

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Publication number
CN220478518U
CN220478518U CN202321663410.5U CN202321663410U CN220478518U CN 220478518 U CN220478518 U CN 220478518U CN 202321663410 U CN202321663410 U CN 202321663410U CN 220478518 U CN220478518 U CN 220478518U
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CN
China
Prior art keywords
stirring
stirring shaft
shaft
sampling
bevel gear
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Active
Application number
CN202321663410.5U
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Chinese (zh)
Inventor
刘文臣
张飞
王玉娥
刘雷英
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Hebei Yuanda Zhongzheng Biotechnology Co ltd
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Hebei Yuanda Zhongzheng Biotechnology Co ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

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  • Treating Waste Gases (AREA)

Abstract

The utility model relates to the technical field of tail gas absorption, in particular to a tail gas absorption tower, which comprises a rotatable baffle plate transversely arranged in a treatment tower; the first stirring shaft with the hollow structure is rotatably arranged in the absorption cavity, the first stirring paddle with the hollow structure is arranged on the first stirring shaft and is communicated with the interior of the first stirring shaft, a through hole is formed in the first stirring paddle, a first rotary joint is arranged at the lower end of the first stirring shaft after penetrating through the middle part of the partition board, and the free end of the first rotary joint is communicated with the tail gas discharge port; the driving assembly is respectively connected with the partition board and the first stirring shaft, the two second stirring shafts are arranged on the partition boards in the processing towers at the two sides of the first stirring shaft in parallel, the second stirring paddles are arranged on the second stirring shafts, and the lower ends of the second stirring shafts are connected with the rotating shafts of the partition boards and penetrate through the rotating shafts of the partition boards and then are connected with the rotating members. The utility model has the advantages of low energy consumption, low cost and the like.

Description

Tail gas absorption tower
Technical Field
The utility model relates to the technical field of tail gas absorption, in particular to a tail gas absorption tower.
Background
The energy recovery and environmental protection equipment of the tail gas absorption tower is equipment widely applied to various fields of electric power, medicine, chemical industry, electrician electronics, metallurgy, brewing and the like, part of tail gas is acid gas in production, and the acid gas is required to be treated, therefore, the patent literature discloses a horizontal tail gas absorption tower (application number: CN 202210238232.5) which comprises a tower body, a circulating spray device, a stirring device, a spraying device and a filtering device; the spraying device comprises a circulating water pump, a connecting pipe and a spraying pump, solid particles in the alkali liquor are filtered through the filtering device, the solid particles are prevented from blocking the circulating water pump, the alkali liquor is filled in the tower body, the alkali liquor is pumped to the spraying pump through the circulating water pump, a negative pressure area is formed at a suction inlet of the spraying pump, tail gas is sucked into the spraying pump, the tail gas is mixed with the alkali liquor, then the alkali liquor absorbing the tail gas is discharged into the tower body, the alkali liquor is stirred through the stirring device, the tail gas and the alkali liquor are mixed more fully, and the tail gas which is not absorbed by the alkali liquor is sprayed through the spraying device, so that the tail gas can be mixed with the alkali liquor again.
The above patent document uses multi-shaft stirring to mix the tail gas and the alkali liquor more fully, but uses multi-shaft stirring to stir the tail alkali mixed liquor, and uses the motor with the same number to drive, so the multi-shaft stirring mode consumes more energy and has higher cost.
Disclosure of Invention
In view of the above, the present utility model provides an exhaust gas absorption tower, which aims to solve the above-mentioned problems in the prior art.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: an exhaust gas absorption tower comprising:
the treatment tower is internally and transversely provided with a rotatable partition board, an absorption cavity is formed by the partition board and the inner wall of the treatment tower above the partition board, and a liquid inlet and a liquid outlet are arranged in the absorption cavity;
the inside of the absorption cavity is provided with a first stirring shaft with a hollow structure, the absorption cavity is rotatably provided with a first stirring paddle with the hollow structure, the first stirring paddle with the hollow structure is arranged on the first stirring shaft and is communicated with the inside of the first stirring shaft, the first stirring paddle is provided with a through hole, the lower end of the first stirring shaft penetrates through the middle part of the partition plate and is provided with a first rotary joint, and the free end of the first rotary joint is communicated with a tail gas discharge port;
the driving assembly is respectively connected with the partition board and the first stirring shaft and is used for driving the partition board and the first stirring shaft to rotate in the opposite direction;
two second (mixing) shafts, parallel arrangement is in on the baffle in the tower is handled to first (mixing) shaft both sides, be provided with the second stirring rake on it, second (mixing) shaft lower extreme with the baffle pivot is connected and runs through the back, is connected with the rotor, when the baffle drives the second (mixing) shaft revolves around first (mixing) shaft, under the effect of rotor, the second (mixing) shaft rotates in step.
A further improvement of the present utility model is that the drive assembly includes:
the first bevel gear is arranged in the middle of the lower surface of the partition board, and the first stirring shaft penetrates through the first bevel gear;
the second bevel gear is arranged at the lower end of the first stirring shaft and is opposite to the first bevel gear; and
the third bevel gear is arranged between the first bevel gear and the second bevel gear, rotates under the drive of the first motor, and is meshed with the first bevel gear and the second bevel gear respectively.
The utility model is further improved in that a spraying assembly is arranged in the absorption cavity above the first stirring shaft, a water outlet pipe is arranged on the treatment tower between the partition plate and the liquid inlet, and the free end of the water outlet pipe is connected with the spraying assembly.
The utility model further improves that the spraying assembly comprises a spraying pipe, the spraying pipe is driven by the swinging assembly to be arranged in an absorption cavity above the first stirring shaft in a swinging way, a plurality of spray heads are arranged on the spraying pipe, and the end part of the spraying pipe penetrating through the absorption cavity is communicated with the free end of the water outlet pipe through a second rotary joint.
A further improvement of the present utility model is that the swing assembly includes:
the second motor is arranged on the processing tower, and a wheel disc is arranged at the power output end of the second motor; and
the lower end of the swing rod is connected with the end part of the spray pipe, a guide groove is formed in the swing rod, and a guide column eccentrically arranged on the wheel disc is in sliding connection with the guide groove.
The utility model further improves that the rotating piece is a ring gear which is horizontally arranged in the treatment tower below the partition plate, and the lower ends of the two second stirring shafts are respectively provided with two first gears which are meshed with the ring gear.
The utility model is further improved in that a sampling cavity is arranged in the absorption cavity above the liquid inlet, the lower end of the sampling cavity is provided with an opening, a sampling shaft which rotates under the drive of a driving piece is arranged in the sampling cavity, a sampling rope is wound on the sampling shaft, a sampling box is arranged at the end part of the sampling rope, a sampling port communicated with the outside is arranged at one side of the sampling cavity, and a openable sealing door is arranged on the sampling port.
A further development of the utility model consists in that the absorption chamber is provided with a viewing window.
The utility model further improves that the first stirring shaft, the first stirring paddle, the second stirring shaft and the second stirring paddle are coated with an anti-rust coating.
By adopting the technical scheme, the utility model has the following technical progress:
the utility model provides a tail gas absorption tower, alkali liquor enters an absorption cavity from a liquid inlet, tail gas is discharged into the absorption cavity through a connecting pipe, a first rotary joint, a first stirring shaft and a through hole on a first stirring paddle, so that the tail gas is neutralized with the alkali liquor, a first motor drives a third bevel gear to rotate in the process of entering the absorption cavity, the third bevel gear drives a baffle plate to rotate in the opposite direction with the first stirring shaft through the first bevel gear and a second bevel gear, the two second stirring shafts are driven to revolve around the first stirring shaft in the process of rotating the baffle plate, and under the action of a rotating piece, the two second stirring shafts synchronously rotate, so that the stirring effect can be effectively improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort to a person skilled in the art.
FIG. 1 is a schematic view of the overall structure of an exhaust gas absorber according to the present utility model;
FIG. 2 is a schematic view showing the internal structure of a treatment tower of the tail gas absorption tower according to the present utility model;
FIG. 3 is a schematic view of a driving assembly of an exhaust gas absorber according to the present utility model;
FIG. 4 is a schematic diagram of a swing assembly of an exhaust gas absorber according to the present utility model;
FIG. 5 is a schematic view of a sampling assembly of an exhaust absorption tower according to the present utility model;
reference numerals illustrate:
the device comprises a 10-treatment tower, a 11-partition plate, a 111-liquid inlet, a 112-liquid outlet, a 12-first stirring shaft, a 121-first stirring paddle, a 122-through hole, a 123-first rotary joint, a 124-tail gas port, a 13-second stirring shaft, a 131-second stirring paddle, a 14-ring gear, a 15-first gear, a 16-observation window, a 20-driving component, a 21-first bevel gear, a 22-second bevel gear, a 23-third bevel gear, a 24-first motor, a 30-spraying component, a 31-spray pipe, a 32-spray head, a 33-second rotary joint, a 34-water outlet pipe, a 40-swinging component, a 41-second motor, a 42-wheel disc, a 43-guide post, a 44-swing rod, a 441-guide groove, a 50-sampling cavity, a 52-sampling port, a 53-sampling shaft and a 54-sampling box.
Detailed Description
Technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it should be apparent that in the following description, specific details are set forth such as the specific system structure, technology, etc. for the purpose of illustration rather than limitation, in order to provide a thorough understanding of the embodiments of the present utility model. It will be apparent, however, to one skilled in the art that the present utility model may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present utility model with unnecessary detail.
The utility model provides an exhaust gas absorption tower, which is known by combining the accompanying drawings 1 to 5 in the specification, and mainly comprises the following parts or components: a treatment tower 10, a first stirring shaft 12, a driving assembly 20 and a second stirring shaft 13.
In the utility model, a rotatable baffle plate 11 is transversely arranged in a treatment tower 10, an absorption cavity is formed by the baffle plate 11 and the inner wall of the treatment tower 10 above the baffle plate 11, and a liquid inlet 111 and a liquid outlet 112 are arranged in the absorption cavity; the first stirring shaft 12 with a hollow structure inside is rotatably arranged in the absorption cavity, the first stirring paddle 12 with the hollow structure is arranged on the first stirring shaft 12 and is communicated with the inside of the first stirring shaft 12, a through hole 122 is formed in the first stirring paddle 121, a first rotary joint 123 is arranged at the lower end of the first stirring shaft 12 after penetrating through the middle part of the partition plate 11, and the free end of the first rotary joint 123 is communicated with a tail gas discharge port 124; the driving component 20 is respectively connected with the partition plate 11 and the first stirring shaft 12 and is used for driving the partition plate 11 and the first stirring shaft 12 to rotate in opposite directions; two second (13) stirring shafts are arranged in parallel on the baffle (11) in the treatment tower (10) at two sides of the first stirring shaft (12), a second stirring paddle (131) is arranged on the baffle, the lower end of the second stirring shaft (13) is connected with the rotating part after being connected with the rotating shaft of the baffle (11) and penetrating through the baffle, and when the baffle (11) drives the second stirring shaft (13) to revolve around the first stirring shaft (12), the second stirring shaft (13) rotates synchronously under the action of the rotating part. The driving assembly 20 comprises a first bevel gear 21 arranged in the middle of the lower surface of the partition plate 11, and a first stirring shaft 12 penetrates through the first bevel gear 21; the second bevel gear 22 is arranged at the lower end of the first stirring shaft 12 and is opposite to the first bevel gear 21; the third bevel gear 23 is disposed between the first bevel gear 21 and the second bevel gear 22, and is rotated by the first motor 24, and the third bevel gear 23 is engaged with the first bevel gear 21 and the second bevel gear 22, respectively.
During operation, alkali liquor enters the absorption cavity from the liquid inlet 111, tail gas is discharged into the absorption cavity through the connecting pipe 124, the first rotary joint 123, the first stirring shaft 12 and the through hole 122 on the first stirring paddle 121, so that the tail gas is neutralized with the alkali liquor, the first motor 24 drives the third bevel gear 23 to rotate in the process of entering the absorption cavity, the third bevel gear 23 drives the baffle 11 to rotate in the opposite direction with the first stirring shaft 12 through the first bevel gear 21 and the second bevel gear 22, the two second stirring shafts 13 are driven to revolve around the first stirring shaft 12 in the rotating process of the baffle 11, and under the action of a rotating piece, the two second stirring shafts 13 synchronously rotate, the first stirring shaft 12 and the two second stirring shafts 13 are stirred, so that the stirring effect can be effectively improved, the energy consumption is small, and the cost is low.
Wherein, all be coated with rust-resistant coating on first (mixing) shaft 12, first stirring rake 121, second (mixing) shaft 13, the second stirring rake 131, can effectively reduce the corrosion of acid-base, increase of service life.
As an embodiment, as can be seen from fig. 2 in the specification, a spray assembly 30 is disposed in the absorption chamber above the first stirring shaft 12, a water outlet pipe 34 is disposed on the treatment tower 10 between the partition 11 and the liquid inlet 111, and a free end of the water outlet pipe 34 is connected with the spray assembly 30. The spray assembly 30 comprises a spray pipe 31, and is driven by a swing assembly 40 to swing in an absorption cavity above the first stirring shaft 12, a plurality of spray heads 32 are arranged on the spray pipe 31, and the end part of the spray pipe 31 penetrating through the absorption cavity is communicated with the free end of a water outlet pipe 34 through a second rotary joint 33. The swinging assembly 40 comprises a second motor 41 arranged on the processing tower 10, and a wheel disc 42 is arranged on the power output end of the second motor 41; the lower end of the swing rod 44 is connected with the end part of the spray pipe 31, a guide groove 441 is arranged on the swing rod 44, and a guide column 43 eccentrically arranged on the wheel disc 42 is in sliding connection with the guide groove 441.
When the tail gas is fused in the alkali liquor, part of the tail gas is not mixed and drifts away, the spraying component 30 is added to spray the alkali liquor, part of the unmixed tail gas can be mixed, when the tail gas is used, the water pump pumps the alkali liquor in the absorption cavity into the spray pipe 31 through the water outlet pipe 34 and the second rotary joint 33, then the tail gas is sprayed out from the spray pipe 32, when the spray pipe 32 sprays the alkali liquor, the second motor 41 drives the wheel disc 42 to rotate, the wheel disc 42 drives the swing rod 44 to swing through the cooperation of the guide post 43 and the guide groove 441, the swing rod 44 drives the spray pipe 31 to rotate positively and negatively alternately, and the spray pipe 31 drives the spray pipe 32 to swing, so that the spraying range can be effectively enlarged.
As an example, as shown in fig. 3 in conjunction with the specification, the rotating member is a ring gear 14, the ring gear 14 is horizontally disposed in the treating tower 10 below the partition 11, and two first gears 15 are respectively disposed at the lower ends of the two second stirring shafts 13, and the first gears 15 are engaged with the ring gear 14.
When the baffle 11 drives the second stirring shaft 13 to revolve around the first stirring shaft 12, the first gear 15 at the lower end of the second stirring shaft 13 is meshed with the ring gear 14, so that the first gear 15 rotates, and the first gear 15 drives the second stirring shaft 13 to rotate.
As an embodiment, as can be seen from fig. 5 of the specification, a sampling cavity 50 is disposed in the absorption cavity above the liquid inlet 111, the lower end of the sampling cavity 50 is an opening, a sampling shaft 53 driven by a driving member to rotate is disposed in the sampling cavity, a sampling rope is wound on the sampling shaft 53, a sampling box 54 is disposed at the end of the sampling rope, a sampling port 52 communicated with the outside is disposed at one side of the sampling cavity, and a openable sealing door is disposed on the sampling port.
When the H value needs to be detected by sampling, the sampling shaft 53 is rotated, the sampling box 54 is enabled to enter the absorption cavity through the sampling rope, so that the sampling box 54 is enabled to collect mixed liquid in the absorption cavity, after the collection is completed, the sampling shaft 53 is reversely rotated, the sampling box 54 is enabled to enter the sampling cavity 50 through the sampling rope, after the sampling box 54 enters the sampling cavity 50, the sealing door on one side is opened to take out the sampling box 54, PH detection is carried out on the mixed liquid in the sampling box 54, and after the detection is completed, the sampling box 54 is placed back into the sampling cavity 50, so that the H value can be effectively detected.
Wherein the absorption chamber is provided with a viewing window 16. The sampling box 54 can be observed to see whether the mixed liquid is collected or not, and the whole condition in the absorption cavity can be observed.
Specifically, the sampling shaft 53 may be manually driven by hand or may be driven by a third motor.
It should be noted that in this patent application, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus, does not include, without limitation, additional elements that are defined by the term "include" an.
The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model, and are intended to be included in the scope of the present utility model.

Claims (9)

1. An exhaust gas absorber, comprising:
the treatment tower is internally and transversely provided with a rotatable partition board, an absorption cavity is formed by the partition board and the inner wall of the treatment tower above the partition board, and a liquid inlet and a liquid outlet are arranged in the absorption cavity;
the inside of the absorption cavity is provided with a first stirring shaft with a hollow structure, the absorption cavity is rotatably provided with a first stirring paddle with the hollow structure, the first stirring paddle with the hollow structure is arranged on the first stirring shaft and is communicated with the inside of the first stirring shaft, the first stirring paddle is provided with a through hole, the lower end of the first stirring shaft penetrates through the middle part of the partition plate and is provided with a first rotary joint, and the free end of the first rotary joint is communicated with a tail gas discharge port;
the driving assembly is respectively connected with the partition board and the first stirring shaft and is used for driving the partition board and the first stirring shaft to rotate in the opposite direction;
two second (mixing) shafts, parallel arrangement is in on the baffle in the tower is handled to first (mixing) shaft both sides, be provided with the second stirring rake on it, second (mixing) shaft lower extreme with the baffle pivot is connected and runs through the back, is connected with the rotor, when the baffle drives the second (mixing) shaft revolves around first (mixing) shaft, under the effect of rotor, the second (mixing) shaft rotates in step.
2. An exhaust gas absorption tower according to claim 1, wherein,
the drive assembly includes:
the first bevel gear is arranged in the middle of the lower surface of the partition board, and the first stirring shaft penetrates through the first bevel gear;
the second bevel gear is arranged at the lower end of the first stirring shaft and is opposite to the first bevel gear; and
the third bevel gear is arranged between the first bevel gear and the second bevel gear, rotates under the drive of the first motor, and is meshed with the first bevel gear and the second bevel gear respectively.
3. An exhaust gas absorption tower according to claim 1, wherein,
the absorption cavity above the first stirring shaft is internally provided with a spraying assembly, a water outlet pipe is arranged on the treatment tower between the partition plate and the liquid inlet, and the free end of the water outlet pipe is connected with the spraying assembly.
4. A tail gas absorption tower according to claim 3, wherein,
the spraying assembly comprises a spraying pipe, the spraying pipe is arranged in an absorption cavity above the first stirring shaft in a swinging mode under the driving of the swinging assembly, a plurality of spray heads are arranged on the spraying pipe, and the end portion of the spraying pipe penetrating through the absorption cavity is communicated with the free end of the water outlet pipe through a second rotary joint.
5. A tail gas absorption tower according to claim 4, wherein,
the swing assembly includes:
the second motor is arranged on the processing tower, and a wheel disc is arranged at the power output end of the second motor; and
the lower end of the swing rod is connected with the end part of the spray pipe, a guide groove is formed in the swing rod, and a guide column eccentrically arranged on the wheel disc is in sliding connection with the guide groove.
6. A tail gas absorption tower according to claim 4, wherein,
the rotating piece is a ring gear, the ring gear is horizontally arranged in the treatment tower below the partition plate, two first gears are respectively arranged at the lower ends of the two second stirring shafts, and the first gears are meshed with the ring gear.
7. An exhaust gas absorption tower according to claim 1, wherein,
the liquid inlet is characterized in that a sampling cavity is arranged in the absorption cavity above the liquid inlet, the lower end of the sampling cavity is provided with an opening, a sampling shaft which rotates under the driving of a driving piece is arranged in the sampling cavity, a sampling rope is wound on the sampling shaft, a sampling box is arranged at the end part of the sampling rope, a sampling port communicated with the outside is arranged on one side of the sampling cavity, and a sealing door which can be opened and closed is arranged on the sampling port.
8. An exhaust gas absorption tower according to claim 1, wherein,
an observation window is arranged on the absorption cavity.
9. A tail gas absorption tower according to any of claims 1 to 8, wherein,
the first stirring shaft, the first stirring paddle, the second stirring shaft and the second stirring paddle are all coated with an antirust coating.
CN202321663410.5U 2023-06-28 2023-06-28 Tail gas absorption tower Active CN220478518U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321663410.5U CN220478518U (en) 2023-06-28 2023-06-28 Tail gas absorption tower

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321663410.5U CN220478518U (en) 2023-06-28 2023-06-28 Tail gas absorption tower

Publications (1)

Publication Number Publication Date
CN220478518U true CN220478518U (en) 2024-02-13

Family

ID=89841523

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202321663410.5U Active CN220478518U (en) 2023-06-28 2023-06-28 Tail gas absorption tower

Country Status (1)

Country Link
CN (1) CN220478518U (en)

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