CN222007470U - Alkaline biological desulfurization device - Google Patents

Alkaline biological desulfurization device Download PDF

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Publication number
CN222007470U
CN222007470U CN202420630888.6U CN202420630888U CN222007470U CN 222007470 U CN222007470 U CN 222007470U CN 202420630888 U CN202420630888 U CN 202420630888U CN 222007470 U CN222007470 U CN 222007470U
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China
Prior art keywords
reaction tank
hollow shaft
periphery
stirring
driving
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Active
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CN202420630888.6U
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Chinese (zh)
Inventor
王景桃
梁小枝
杨新华
李保山
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Shanghai Gerusi Environmental Protection Technology Co ltd
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Shanghai Gerusi Environmental Protection Technology 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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Abstract

本实用新型涉及废水处理技术领域,具体的是一种碱法生物脱硫装置,包括反应槽,反应槽为柱形结构,反应槽的底面中心位置开设有圆孔,圆孔中固定安装有密封轴承;反应槽的内底面上安装有止推轴承,止推轴承的顶端固定安装有旋转盘,旋转盘的内部中心位置开设有空腔,旋转盘的底面固定连接有空心轴,空心轴远离旋转盘的一端通过密封轴承贯穿反应槽至反应槽的下方;旋转盘的顶面上固定安装有与空腔贯通的曝气组件,且旋转盘的顶面上还转动安装有多组搅拌组件;反应槽的底面上固定安装有驱动组件;驱动组件带动旋转盘在反应槽中转动,使得多个曝气管能够对反应槽中的溶液进行均匀曝气,多组搅拌组件围绕旋转盘的轴线进行公转搅拌提高了搅拌效果。

The utility model relates to the technical field of wastewater treatment, and specifically to an alkaline biological desulfurization device, comprising a reaction tank, which is a cylindrical structure, a circular hole is provided at the center of the bottom surface of the reaction tank, and a sealing bearing is fixedly installed in the circular hole; a thrust bearing is installed on the inner bottom surface of the reaction tank, a rotating disk is fixedly installed on the top of the thrust bearing, a cavity is provided at the inner center of the rotating disk, a hollow shaft is fixedly connected to the bottom surface of the rotating disk, and one end of the hollow shaft away from the rotating disk passes through the reaction tank to the bottom of the reaction tank through the sealing bearing; an aeration component that passes through the cavity is fixedly installed on the top surface of the rotating disk, and multiple groups of stirring components are rotatably installed on the top surface of the rotating disk; a driving component is fixedly installed on the bottom surface of the reaction tank; the driving component drives the rotating disk to rotate in the reaction tank, so that multiple aeration pipes can evenly aerate the solution in the reaction tank, and the multiple groups of stirring components revolve around the axis of the rotating disk to improve the stirring effect.

Description

Alkaline biological desulfurization device
Technical Field
The utility model relates to the technical field of wastewater treatment, in particular to an alkaline biological desulfurization device.
Background
The alkaline biological desulfurization technology is a desulfurization method for converting hydrogen sulfide into sulfate by utilizing the combined action of alkaline solution (such as sodium hydroxide) and microorganisms. In the alkaline biological desulfurization process, hydrogen sulfide is firstly absorbed by sodium hydroxide to form sodium sulfide, and then the sodium sulfide is converted into sulfate through the action of microorganisms, so that the purpose of desulfurization is realized. The alkaline biological desulfurization technology has wide application in the fields of coal mine gas treatment, petroleum refining, sewage treatment, industrial waste gas treatment and the like, and is an effective desulfurization method.
The existing alkali biological desulfurization device comprises a reaction tank, wherein a stirring mechanism is arranged in the reaction tank to ensure the mixing uniformity of the solution; during desulfurization, introducing the waste liquid into a reaction tank, and adding a microorganism suspension suitable for desulfurization under alkaline conditions into the reaction tank; then, the microorganisms are fully contacted with the solution through a stirring mechanism, so that the desulfurization operation of the solution is completed; in the reaction tank, an aeration pipe is also fixedly arranged at the bottom of the reaction tank to provide oxygen for microorganisms, so that the activity of the microorganisms is ensured, and the desulfurization effect is improved.
However, the existing alkaline biological desulfurization device has the following defects when in use:
The working positions of the existing stirring mechanism and the aerator pipe in the reaction tank are relatively fixed, and the position of a solution inlet of the reaction tank is also fixed; thus, during the reaction, the area between adjacent aeration tubes may not be able to receive sufficient oxygen, and the microbial activity of that area may be poor; the mixing action of the microorganisms and the solution in the reaction tank at the edge position by the stirring mechanism is relatively reduced, so that the problem of insufficient mixing may exist, thereby reducing the overall treatment efficiency.
Disclosure of utility model
The utility model aims to provide an alkaline biological desulfurization device for solving the problems in the background technology.
The aim of the utility model can be achieved by the following technical scheme:
The utility model provides an alkaline biological desulfurization device, includes the reaction tank, the reaction tank is the cylindricality structure, and the periphery of reaction tank is near its lower part fixed mounting has the solid fixed ring, the periphery fixedly connected with of solid fixed ring is used for supporting the stabilizer blade of reaction tank, and the periphery of reaction tank is near the position through-type fixedly connected with outlet pipe of bottom, and the bottom surface central point of reaction tank puts and has seted up the round hole, fixedly installed sealed bearing in the round hole;
The inner bottom surface of the reaction tank is coaxially and fixedly provided with a thrust bearing, the top end of the thrust bearing is fixedly provided with a rotary disk which is coaxial with the reaction tank, the periphery of the rotary disk is in sliding contact with the inner wall of the reaction tank, the inner center position of the rotary disk is provided with a cavity, the center position of the bottom surface of the rotary disk is fixedly connected with a hollow shaft, the hollow shaft is communicated with the cavity, one end of the hollow shaft, which is far away from the rotary disk, penetrates through the reaction tank to the lower part of the reaction tank through the sealing bearing, the periphery of the hollow shaft is fixedly connected with the inner wall of the sealing bearing, the bottom end of the hollow shaft is fixedly provided with a rotary pipe joint, the bottom end of the hollow shaft is rotationally connected with an air duct through the rotary pipe joint, and one end of the air duct, which is far away from the rotary pipe joint, is connected with an external aeration pump;
An aeration assembly communicated with the cavity is fixedly arranged on the top surface of the rotating disc, a plurality of groups of stirring assemblies are rotatably arranged on the top surface of the rotating disc, and the plurality of groups of stirring assemblies are circumferentially arrayed on the top surface of the rotating disc relative to the axis of the rotating disc;
And a driving component for driving the hollow shaft to rotate is fixedly arranged on the bottom surface of the reaction tank.
Further, the aeration component comprises a plurality of L-shaped connecting pipes fixedly mounted on the top surface of the rotating disk, the L-shaped connecting pipes are circumferentially arrayed and distributed about the axis of the rotating disk, one end of each L-shaped connecting pipe, which is close to the rotating disk, is communicated with the inside of the cavity, one end, which is far away from the rotating disk, of each L-shaped connecting pipe is fixedly connected with an aeration pipe which is parallel to the top surface of the rotating disk, and a plurality of supports for supporting limiting aeration pipes are fixedly mounted between the lower peripheral position of each aeration pipe and the top surface of the rotating disk along the length direction of each aeration pipe in an array mode.
Further, the stirring assembly comprises a stirring rod rotatably arranged on the top surface of the rotary disk, a plurality of stirring blades are fixedly arranged on the periphery of the stirring rod, and gears are fixedly arranged on the periphery of the stirring rod at positions close to the top end of the stirring rod.
Further, a transmission assembly for driving the stirring rod to rotate by matching with the gear is fixedly arranged in the reaction tank, the transmission assembly comprises a driving ring coaxially arranged in the reaction tank, the driving ring is level to the gear in height, meshing teeth are arranged on the inner wall of the driving ring, and the inner wall of the driving ring is simultaneously meshed with the gears in the plurality of groups of stirring assemblies through the meshing teeth;
a plurality of connecting rods are fixedly connected between the periphery of the driving ring and the inner wall of the reaction tank.
Further, the driving assembly comprises a driven belt wheel fixedly installed on the periphery of the hollow shaft and a mounting seat fixedly installed on the bottom surface of the reaction tank, a motor is fixedly installed on the mounting seat, a driving belt wheel is fixedly installed at the shaft end of an output shaft of the motor, and a synchronous belt is connected between the driving belt wheel and the driven belt wheel.
The utility model has the beneficial effects that:
1. According to the utility model, the hollow shaft is driven to rotate by the driving component, the rotating disk is driven to rotate in the reaction tank by the rotation of the hollow shaft, and the aeration positions of the plurality of aeration pipes are regularly and circumferentially dynamically changed at the bottom of the reaction tank by the rotation of the rotating disk, so that the plurality of aeration pipes can uniformly aerate the solution in the reaction tank, and the problem that the area between the adjacent aeration pipes can not obtain enough oxygen in the prior art, so that the microbial activity of the area can be poor is solved.
2. According to the utility model, through the matching arrangement of the plurality of groups of stirring assemblies arranged on the top surface of the rotating disk and the transmission assembly in the reaction tank, the plurality of groups of stirring assemblies perform revolution stirring around the axis of the rotating disk and simultaneously perform autorotation stirring, so that the stirring effect is effectively improved, the microorganisms in the reaction tank are contacted with the solution more fully, the mixing effect of the microorganisms at the edge position of the reaction tank and the solution, which is caused by a stirring mechanism, is relatively reduced, and the problem of insufficient mixing in the prior art is effectively solved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described, and it will be obvious to those skilled in the art that other drawings can be obtained according to these drawings without inventive effort;
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic view of the structure of the inside of the reaction tank in the present utility model;
FIG. 3 is an enlarged view of portion A of FIG. 2;
FIG. 4 is an enlarged view of portion B of FIG. 2;
FIG. 5 is a top view of the reaction tank;
Wherein, the reference numerals are as follows:
the device comprises a 1-support leg, a 2-fixed ring, a 3-reaction tank, a 4-water outlet pipe, a 5-air duct, a 6-driving component, a 7-rotating disk, an 8-aeration pipe, a 9-support, a 10-stirring blade, a 11-stirring rod, a 12-driving ring, a 13-gear, a 14-rotating pipe joint, a 15-hollow shaft, a 16-driven belt pulley, a 17-synchronous belt, a 18-driving belt pulley, a 19-mounting seat, a 20-motor, a 21-sealing bearing, a 22-cavity, a 23-L-shaped connecting pipe, a 24-connecting rod, 25-meshing teeth and 26-thrust bearing.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples:
Referring to fig. 1 to 5, in the embodiment of the utility model, an alkaline biological desulfurization device comprises a reaction tank 3, wherein the reaction tank 3 is in a cylindrical structure, a fixed ring 2 is fixedly arranged at the periphery of the reaction tank 3 near the lower part of the reaction tank, a plurality of supporting legs 1 for supporting the reaction tank 3 are fixedly connected at the periphery of the fixed ring 2, a water outlet pipe 4 is fixedly connected at the periphery of the reaction tank 3 near the bottom end in a penetrating manner, a round hole is formed at the center of the bottom surface of the reaction tank 3, and a sealing bearing 21 is fixedly arranged in the round hole;
A thrust bearing 26 is coaxially and fixedly arranged on the inner bottom surface of the reaction tank 3, a rotary disk 7 coaxial with the reaction tank 3 is fixedly arranged at the top end of the thrust bearing 26, the periphery of the rotary disk 7 is in sliding contact with the inner wall of the reaction tank 3, a cavity 22 is formed in the inner center position of the rotary disk 7, a hollow shaft 15 is fixedly connected with the center position of the bottom surface of the rotary disk 7, the hollow shaft 15 is communicated with the cavity 22, one end of the hollow shaft 15, far away from the rotary disk 7, penetrates through the reaction tank 3 to the lower part of the reaction tank 3 through a sealing bearing 21, the periphery of the hollow shaft 15 is fixedly connected with the inner wall of the sealing bearing 21, a rotary pipe joint 14 is fixedly arranged at the bottom end of the hollow shaft 15, an air duct 5 is rotatably connected with the bottom end of the hollow shaft 15, far away from the rotary pipe joint 14, and an external aeration pump is connected with the bottom end of the air duct 5;
An aeration component communicated with the cavity 22 is fixedly arranged on the top surface of the rotary disk 7, a plurality of groups of stirring components are rotatably arranged on the top surface of the rotary disk 7, and the plurality of groups of stirring components are circumferentially arrayed on the top surface of the rotary disk 7 relative to the axis of the rotary disk 7;
A driving component 6 for driving the hollow shaft 15 to rotate is fixedly arranged on the bottom surface of the reaction tank 3.
Wherein, aeration subassembly includes a plurality of fixed mounting L shape connecting pipes 23 on rotary disk 7 top surface, a plurality of L shape connecting pipes 23 are distributed about the axis circumference array of rotary disk 7, L shape connecting pipe 23 is close to the one end of rotary disk 7 and link up with the inside of cavity 22, L shape connecting pipe 23 keep away from rotary disk 7 one end fixedly connected with and rotary disk 7 top surface parallel arrangement's aeration pipe 8, a plurality of support 9 that are used for supporting spacing aeration pipe 8 are arrayed fixed mounting along the length direction of aeration pipe 8 between the peripheral lower part position of aeration pipe 8 and the top surface of rotary disk 7.
Wherein, stirring subassembly includes the puddler 11 of rotation installation on rotary disk 7 top surface, and a plurality of stirring leaf 10 are fixed mounting on the periphery of puddler 11, and the periphery of puddler 11 is near its top position fixed mounting has gear 13.
Wherein, a transmission component for driving the stirring rod 11 to rotate by matching with the gear 13 is fixedly arranged in the reaction tank 3, the transmission component comprises a driving ring 12 coaxially arranged in the reaction tank 3, the driving ring 12 is level with the gear 13 in height, the inner wall of the driving ring 12 is provided with a tooth 25, and the inner wall of the driving ring 12 is simultaneously meshed with the gears 13 in a plurality of groups of stirring components through the tooth 25;
A plurality of connecting rods 24 are fixedly connected between the periphery of the driving ring 12 and the inner wall of the reaction tank 3.
The driving assembly 6 comprises a driven belt pulley 16 fixedly arranged on the periphery of the hollow shaft 15 and a mounting seat 19 fixedly arranged on the bottom surface of the reaction tank 3, a motor 20 is fixedly arranged on the mounting seat 19, a driving belt pulley 18 is fixedly arranged at the shaft end of an output shaft of the motor 20, and a synchronous belt 17 is connected between the driving belt pulley 18 and the driven belt pulley 16.
The utility model is used when in use:
The reaction tank 3 is internally provided with alkaline solution, an external aeration pump guides air into a cavity 22 through an air guide pipe 5 and a hollow shaft 15, and the air in the cavity 22 enters an aeration pipe 8 through an L-shaped connecting pipe 23, so that the aeration pipe 8 performs aeration at the bottom of the reaction tank 3, and sufficient oxygen is provided for microorganisms to maintain activity;
In the reaction process, a motor 20 in the driving assembly 6 is started, the motor 20 drives a hollow shaft 15 to rotate through the matched arrangement of a driving belt pulley 18, a synchronous belt 17 and a driven belt pulley 16, the rotation of the hollow shaft 15 drives a rotating disc 7 to rotate in a reaction tank 3, and the rotation of the rotating disc 7 enables aeration positions of a plurality of aeration pipes 8 to be regularly and circumferentially changed dynamically at the bottom of the reaction tank 3, so that the plurality of aeration pipes 8 can uniformly aerate a solution in the reaction tank 3, and the problem that a region between adjacent aeration pipes possibly cannot obtain sufficient oxygen in the prior art, so that the microbial activity of the region is possibly poor is solved;
The rotating disc 7 drives a plurality of groups of stirring assemblies to circumferentially rotate around the axis of the rotating disc 7 while rotating, so that the solution and microorganisms in the reaction tank 3 are stirred and mixed, and the reaction effect is improved; and, stirring rod 11 among the stirring subassembly is when rotating around the axis of rotary disk 7, through the meshing installation between gear 13 and the actuating ring 12, make gear 13 drive stirring rod 11 and carry out the rotation, thereby make stirring rod 11 carry out revolution stirring around the axis of rotary disk 7 and still carry out the rotation stirring simultaneously, thereby effectively improved stirring effect, can make microorganism and solution contact more abundant, effectively alleviateed the microorganism in reaction tank border position in prior art and the mixing effect that receives rabbling mechanism relatively reduces between the solution, thereby there is the insufficient problem of mixing.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims (5)

1. The utility model provides an alkaline biological desulfurization device, includes reaction tank (3), its characterized in that, reaction tank (3) is cylindricality structure, and the periphery of reaction tank (3) is near its lower part position fixed mounting has solid fixed ring (2), solid fixed ring (2)'s periphery fixedly connected with a plurality of stabilizer blades (1) that are used for supporting reaction tank (3), and the periphery of reaction tank (3) is near the position through-type fixedly connected with outlet pipe (4) of bottom, and the bottom surface central point of reaction tank (3) puts and has seted up the round hole, fixedly mounted with sealed bearing (21) in the round hole;
The device is characterized in that a thrust bearing (26) is coaxially and fixedly arranged on the inner bottom surface of the reaction tank (3), a rotary disk (7) coaxial with the reaction tank (3) is fixedly arranged at the top end of the thrust bearing (26), the periphery of the rotary disk (7) is in sliding contact with the inner wall of the reaction tank (3), a cavity (22) is formed in the inner center position of the rotary disk (7), a hollow shaft (15) is fixedly connected to the center position of the bottom surface of the rotary disk (7), the hollow shaft (15) is communicated with the cavity (22), one end of the hollow shaft (15) far away from the rotary disk (7) penetrates through the reaction tank (3) to the lower side of the reaction tank (3) through the sealing bearing (21), the periphery of the hollow shaft (15) is fixedly connected with the inner wall of the sealing bearing (21), a rotary pipe joint (14) is fixedly arranged at the bottom end of the hollow shaft (15), an air guide pipe (5) is rotatably connected to the bottom end of the hollow shaft (15) far away from the rotary pipe joint (14), and an external air pump is connected to one end of the air guide pipe (5) far away from the rotary pipe joint (14).
An aeration assembly communicated with the cavity (22) is fixedly arranged on the top surface of the rotary disc (7), a plurality of groups of stirring assemblies are rotatably arranged on the top surface of the rotary disc (7), and the plurality of groups of stirring assemblies are circumferentially distributed on the top surface of the rotary disc (7) around the axis of the rotary disc (7);
The bottom surface of the reaction tank (3) is fixedly provided with a driving component (6) for driving the hollow shaft (15) to rotate.
2. An alkaline biological desulfurization device according to claim 1, characterized in that the aeration assembly comprises a plurality of L-shaped connecting pipes (23) fixedly mounted on the top surface of the rotating disc (7), the L-shaped connecting pipes (23) are circumferentially arrayed and distributed about the axis of the rotating disc (7), one end of each L-shaped connecting pipe (23) close to the rotating disc (7) is communicated with the inside of the hollow cavity (22), one end of each L-shaped connecting pipe (23) far away from the rotating disc (7) is fixedly connected with an aeration pipe (8) which is parallel to the top surface of the rotating disc (7), and a plurality of supports (9) for supporting the limiting aeration pipe (8) are fixedly mounted between the lower peripheral position of each aeration pipe (8) and the top surface of the rotating disc (7) along the length direction of each aeration pipe (8).
3. An alkaline biological desulfurization apparatus according to claim 1, characterized in that the stirring assembly comprises a stirring rod (11) rotatably mounted on the top surface of the rotary disk (7), a plurality of stirring blades (10) are fixedly mounted on the periphery of the stirring rod (11), and a gear (13) is fixedly mounted on the periphery of the stirring rod (11) at a position close to the top end of the stirring rod.
4. An alkaline biological desulfurization device according to claim 3, characterized in that a transmission component for driving a stirring rod (11) to rotate by matching with the gear (13) is fixedly arranged in the reaction tank (3), the transmission component comprises a driving ring (12) coaxially arranged in the reaction tank (3), the driving ring (12) is level with the gear (13), a tooth (25) is arranged on the inner wall of the driving ring (12), and the inner wall of the driving ring (12) is simultaneously meshed with the gears (13) in a plurality of groups of stirring components through the tooth (25);
a plurality of connecting rods (24) are fixedly connected between the periphery of the driving ring (12) and the inner wall of the reaction tank (3).
5. An alkaline biological desulfurization device according to claim 1, characterized in that the driving assembly (6) comprises a driven belt wheel (16) fixedly installed on the periphery of the hollow shaft (15) and a mounting seat (19) fixedly installed on the bottom surface of the reaction tank (3), a motor (20) is fixedly installed on the mounting seat (19), a driving belt wheel (18) is fixedly installed at the shaft end of an output shaft of the motor (20), and a synchronous belt (17) is connected between the driving belt wheel (18) and the driven belt wheel (16).
CN202420630888.6U 2024-03-29 2024-03-29 Alkaline biological desulfurization device Active CN222007470U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202420630888.6U CN222007470U (en) 2024-03-29 2024-03-29 Alkaline biological desulfurization device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202420630888.6U CN222007470U (en) 2024-03-29 2024-03-29 Alkaline biological desulfurization device

Publications (1)

Publication Number Publication Date
CN222007470U true CN222007470U (en) 2024-11-15

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ID=93420221

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202420630888.6U Active CN222007470U (en) 2024-03-29 2024-03-29 Alkaline biological desulfurization device

Country Status (1)

Country Link
CN (1) CN222007470U (en)

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