Sewage storage device for chemical water treatment of power plant
By setting up a cleaning device in the sewage storage tank and using the drive device to drive the cleaning parts to rotate along the inner wall of the tank body, the problems of corrosion of mechanical devices and difficulty in discharge of dirt are solved, and efficient cleaning and easy maintenance are achieved.
Patent Information
- Application Number
- CN202420596776.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-26
- Publication Date
- 2025-02-11
- Estimated Expiration
- 2034-03-26
AI Technical Summary
The mechanical devices in existing sewage storage tanks are susceptible to corrosion, and dirt after cleaning of the inner wall of the storage tank is difficult to discharge, which adds treatment steps.
A sewage storage device for chemical water treatment in power plants is designed, with a dirt cleaning device, including a vertical shaft, cleaning parts, driving devices, etc. The driving device drives the cleaning parts to move circularly along the inner wall of the tank to clean the dirt and drain the water. Pipe discharge.
It realizes efficient cleaning of the inner wall of the sewage storage tank, no residues in dirt, reduces treatment processes, and facilitates disassembly and maintenance.
Smart Images
Figure CN222453296U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of sewage storage, in particular to a sewage storage device for chemical water treatment in a power plant. Background Art
[0002] Power plants generate a large amount of chemically polluted water during their daily production process. Chemical water treatment methods are needed to treat and purify the chemically polluted water before it can be discharged safely and pollution-free. During the chemical water treatment process, sewage needs to be stored, generally in water storage tanks or water storage pools. Dirt will adhere to the inner wall of the water storage tank, causing secondary pollution, and the water storage tank needs to be cleaned regularly.
[0003] The utility model patent with the prior art authorization announcement number CN216710350U proposes a sewage storage device for chemical water treatment in a power plant. The device is conducive to the delivery of cleaning liquid through an external booster device during use, and is convenient for flushing the inner wall of the storage tank after discharging the sewage. However, when in use, a large number of mechanical devices are arranged inside the sewage storage tank. The mechanical devices are easily corroded due to long-term immersion in the storage tank storing chemical sewage, which affects the mechanical transmission. In addition, the dirt cleaned on the inner wall of the storage tank falls to the bottom of the storage tank and is difficult to be discharged outside the tank for treatment. Summary of the invention
[0004] The utility model aims to solve the problems that the mechanical device parts in the existing sewage storage tank are susceptible to corrosion, and the dirt cleaned on the inner wall of the storage tank falls at the bottom of the storage tank and is still difficult to be discharged out of the tank, which increases the processing steps. A sewage storage device for chemical water treatment in a power plant is provided. A dirt cleaning device is arranged in the sewage storage tank, which can clean the inner wall of the tank body, and the cleaned dirt is discharged from the bottom of the tank body. The cleaning process is more convenient and efficient, the cleaning is more thorough, and the overall structure is easy to disassemble and maintain, and has strong practicality.
[0005] In order to achieve the above purpose, the technical solution of the utility model is:
[0006] A sewage storage device for chemical water treatment in a power plant comprises a sewage storage tank, wherein the sewage storage tank comprises a tank body and a sealing cover, wherein a dirt cleaning mechanism is arranged in the tank body, and a driving device is arranged on the sealing cover; the dirt cleaning mechanism is used for cleaning dirt adhered to the inner wall of the sewage storage tank, and the driving device is used for driving the dirt cleaning mechanism.
[0007] The cleaning mechanism includes a vertical shaft, the vertical shaft is rotatably connected to the tank body, a cleaning member is connected to the vertical shaft, the cleaning member is in contact with the inner wall of the tank body, and the driving device drives the vertical shaft to rotate and drives the cleaning member to perform a circular motion along the inner wall of the tank body. The driving device drives the vertical shaft to rotate, so that the cleaning member rotates continuously inside the sewage storage tank.
[0008] Furthermore, the bottom end of the tank body is fixedly connected with a drainage pipe, and the cover is fixedly sleeved with a water injection pipe. Clean dirt is discharged from the drainage pipe.
[0009] Furthermore, the upper part of the tank body is cylindrical and the lower part is spherical, and the cleaning member includes a brush roller and an arc-shaped scraper, the brush roller fits with the inner wall of the upper cylindrical part of the tank body, and the arc-shaped scraper fits with the arc-shaped inner wall of the lower part of the tank body. The bottom of the sewage storage tank is set as an arc surface, which reduces the cleaning dead angle in the tank compared with the traditional tank structure, and the cleaning dirt is discharged from the bottom of the tank body, making the cleaning more efficient and thorough.
[0010] Furthermore, a horizontal plate is provided between the vertical shaft and the brush roller, one end of the horizontal plate is fixedly connected to the vertical shaft, and the other end is rotatably connected to the brush roller through a rotating shaft, a gear is fixedly provided on the top of the rotating shaft, an inner gear ring is provided on the top surface of the tank body, and the gear is meshed with the inner gear ring. When the brush roller makes a circular motion around the vertical shaft in the tank body, the brush roller is driven to rotate, thereby increasing the cleaning force of the brush roller on the inner wall of the tank body.
[0011] Furthermore, an angle bracket is provided between the vertical shaft and the arc scraper, one end of the angle bracket is fixedly connected to the vertical shaft, and the other end is fixedly connected to the arc scraper. The arc scraper is used to remove dirt at the bottom of the sewage storage tank.
[0012] Furthermore, a guide mechanism is provided between the cleaning mechanism and the tank body, the guide mechanism comprising a strip plate, a connecting rod, a rotating seat and a roller, the connecting rod and the rotating seat are provided on the strip plate, the connecting rod is connected to the cleaning mechanism, a roller is provided in the rotating seat, and an annular groove matching the roller is provided on the top surface of the tank body. The cleaning member drives the roller to roll in the annular groove, and the annular groove is used to limit the roller.
[0013] Furthermore, the driving device is a motor, the motor body is fixedly connected to the cover through a flange, the end of the motor output end passes through the cover to open a spline groove, the top of the vertical shaft is fixed with a spline shaft, and the spline shaft matches the spline groove. The output end of the motor is plugged and installed on the outer surface of the spline shaft through the spline groove, so that the output end of the motor can drive the vertical shaft to rotate.
[0014] Furthermore, the tank body and the cover are connected by bolts, which are tightly connected, convenient for disassembly and maintenance, and highly practical.
[0015] Through the above technical solution, the beneficial effects of the utility model are:
[0016] The utility model cleans efficiently and thoroughly. The upper part of the tank cross section of the utility model is cylindrical, and the lower part is spherical. The brush roller and the arc scraper fit the inner wall of the tank. The motor drives the brush roller and the arc scraper to rotate continuously in the tank. The gear on the top of the brush roller drives the brush roller to rotate around the central axis. Compared with the traditional sewage storage tank structure, the cleaning force is strong and no dirt is left.
[0017] The utility model is easy to disassemble and maintain. The sealing cover is connected to the tank body by bolts, the cleaning mechanism is connected to the tank body by vertical shaft rotation, and the guide mechanism is connected to the tank body by rollers and annular grooves. The utility model has a reasonable structural design, the overall structure can be easily disassembled and maintained, there is no cleaning dead corner, and it is highly practical. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 It is a structural schematic diagram of the utility model;
[0019] Figure 2 This is a schematic diagram of the structure of the dirt cleaning mechanism of the utility model;
[0020] Figure 3 For this utility model Figure 2 A magnified detail of the center point A;
[0021] The numbers in the accompanying drawings are: 1 is a tank body, 11 is a drain pipe, 12 is a first U-shaped block, 21 is a sealing cover, 22 is a water injection pipe, 23 is a flange, 24 is a driving device, 3 is a cleaning mechanism, 31 is a vertical shaft, 311 is a spline shaft, 32 is a horizontal plate, 33 is a rotating shaft, 34 is a gear, 35 is a brush roller, 36 is an angle bracket, 37 is an arc scraper, 4 is a guide mechanism, 41 is a strip plate, 42 is a connecting rod, 43 is a swivel seat, 44 is a roller, 5 is an inner gear ring, 51 is a second U-shaped block, and 52 is an annular groove. DETAILED DESCRIPTION
[0022] The utility model is further described below in conjunction with the accompanying drawings and specific embodiments:
[0023] like Figure 1 to Figure 3 As shown, this embodiment provides a sewage storage device for chemical water treatment in a power plant, including a sewage storage tank, the sewage storage tank is used to store sewage, and the sewage storage tank includes a tank body 1 and a cover 21. The tank body 1 and the cover 21 are connected by bolts, the connection is tight, and it is convenient to disassemble and maintain, and it is highly practical.
[0024] The sealing cover 21 is provided with a water injection pipe 22 and a driving device 24, and the driving device 24 is used to drive the sewage cleaning mechanism 3. The sealing cover 21 is fixedly sleeved with a water injection pipe 22, and the sewage enters the sewage storage tank from the water injection pipe 22.
[0025] Specifically, as an implementation method, a driving device 24 is provided on the cover 21. In this embodiment, the driving device 24 is a motor. The motor body is fixedly connected to the cover 21 through a flange 23. The end of the motor output end passes through the cover 21 and is provided with a spline groove, and the spline groove matches the spline shaft 311.
[0026] The tank body 1 is a rotating body, the upper part of the tank body 1 is cylindrical, and the lower part is spherical. The spherical is a geometric body, which refers to the part obtained by cutting a sphere with a plane. In this embodiment, the height of the spherical lower part of the tank body 1 is less than the radius of the spherical. The bottom end of the tank body 1 is fixedly connected to a drain pipe 11, and the bottom of the sewage storage tank is set to an arc surface. Compared with the traditional tank structure, the cleaning dead corners in the tank are reduced, and the cleaning dirt is discharged from the bottom of the tank, so that the cleaning is more efficient and thorough.
[0027] A cleaning mechanism 3 is disposed in the tank body 1 , and a guide mechanism 4 is disposed between the cleaning mechanism 3 and the tank body 1 . The cleaning mechanism 3 is used to clean dirt adhered to the inner wall of the sewage storage tank, and the guide mechanism 4 is used to guide the cleaning mechanism 3 .
[0028] The cleaning mechanism 3 includes a vertical shaft 31, a spline shaft 311 is fixedly provided at the top of the vertical shaft 31, and the spline shaft 311 matches the spline groove, so that the driving device 24 drives the vertical shaft 31 to rotate through the spline. The bottom end of the vertical shaft 31 is rotatably connected to the tank body 1, and a cleaning member is connected to the vertical shaft 31, and the cleaning member is in contact with the inner wall of the tank body 1. The driving device 24 drives the vertical shaft 31 to rotate and drives the cleaning member to make a circular motion along the inner wall of the tank body 1. The driving device 24 drives the vertical shaft 31 to rotate, so that the cleaning member rotates continuously inside the sewage storage tank.
[0029] Specifically, the cleaning member includes a brush roller 35 and an arc scraper 37. The brush roller 35 is in contact with the cylindrical inner wall of the upper part of the tank body 1 to remove dirt from the upper part of the tank body 1; the arc scraper 37 is in contact with the arc inner wall of the lower part of the tank body 1 to remove dirt from the lower part of the tank body 1.
[0030] In order to transmit the rotation of the vertical shaft 31 to the cleaning member and make the brush roller 35 and the arc scraper 37 move in a circle around the vertical shaft 31, a transverse plate 32 is provided between the vertical shaft 31 and the brush roller 35, one end of the transverse plate 32 is fixedly connected to the vertical shaft 31, and the other end is rotatably connected to the brush roller 35 through a rotating shaft 33; an angle bracket 36 is provided between the vertical shaft 31 and the arc scraper 37, one end of the angle bracket 36 is fixedly connected to the vertical shaft 31, and the other end is fixedly connected to the arc scraper 37.
[0031] As an implementable embodiment, two horizontal plates 32 are fixedly provided on the vertical shaft 31, and two brush rollers 35 and two arc-shaped scrapers 37 are provided in the tank body 1. The brush roller 35 is arranged between the two horizontal plates 32, and a brush roller 35 is arranged at each end of the horizontal plate 32. An arc-shaped scraper 37 is fixedly provided at each end of the horizontal plate 32 at the bottom, and the angle bracket 36 is fixed on the horizontal plate 32.
[0032] In order to enable the brush roller 35 to rotate while revolving around the vertical shaft 31, a gear 34 is fixedly provided at the top of the rotating shaft 33, and an inner gear ring 5 is provided on the top surface of the tank body 1, and the gear 34 meshes with the inner gear ring 5. When the brush roller 35 performs a circular motion around the vertical shaft 31 in the tank body 1, the gear 34 meshes with the inner gear ring 5, driving the brush roller 35 to rotate, thereby increasing the cleaning force of the brush roller 35 on the inner wall of the tank body 1.
[0033] The guide mechanism 4 includes a strip plate 41, a connecting rod 42, a rotating seat 43 and a roller 44. The connecting rod 42 and the rotating seat 43 are arranged on the strip plate 41. The connecting rod 42 is connected to the cleaning mechanism 3. The roller 44 is arranged in the rotating seat 43. The top surface of the tank body 1 is provided with an annular groove 52 matching the roller 44.
[0034] Specifically, the strip plate 41 is rotatably connected to the rotating shaft 33 at the upper end, one end of the strip plate 41 is rotatably connected to the rotating seat 43, and the other end is rotatably connected to the connecting rod 42, and the bottom end of the connecting rod 42 is rotatably connected to the horizontal plate 32 at the upper end.
[0035] As an implementable embodiment, the inner gear ring 5 is arranged on the upper surface of the tank body 1, and an annular groove 52 is opened on the inner gear ring 5. A plurality of second U-shaped blocks 51 are fixedly provided along the circumferential outer surface of the inner gear ring 5, and a plurality of first U-shaped blocks 12 are fixedly provided along the circumferential outer surface of the upper end of the tank body 1. The first U-shaped blocks 12 and the second U-shaped blocks 51 have the same shape and match each other, and the first U-shaped blocks 12, the second U-shaped blocks 51 and the cover 21 are threadedly connected by bolts.
[0036] The working principle of this utility model:
[0037] The sewage from the power plant to be chemically treated enters the sewage storage tank from the water injection pipe 22. In order to prevent dirt from adhering to the inner wall of the tank body 1, the driving device 24 on the top of the cover 31 is opened. The driving device 24 drives the vertical shaft 31 to rotate, driving the brush roller 35 and the arc scraper 37 to rotate continuously along the inner wall of the tank body 1. During this process, the cleaning member contacts the inner wall of the tank body 1 to remove the dirt adhering to the inner wall of the tank body 1. Since the gear 34 on the top of the brush roller 35 is meshed with the inner gear ring 5, the brush roller 35 rotates around its own central axis while revolving around the vertical shaft 31. The strip plate 41 connected to the cross plate 32 drives the roller 44 to roll along the annular groove 52 on the top of the tank body 1. Finally, the cleaned dirt leaves the sewage storage tank from the drain pipe 11 at the bottom of the tank body 1.
[0038] The embodiments described above are only preferred embodiments of the present invention and are not intended to limit the scope of implementation of the present invention. Therefore, any equivalent changes or modifications made based on the structures, features and principles described in the patent scope of the present invention should be included in the patent application scope of the present invention.
Claims
1. A sewage storage device for chemical water treatment in a power plant, comprising a sewage storage tank, characterized in that: The sewage storage tank comprises a tank body (1) and a sealing cover (21); a sewage cleaning mechanism (3) is arranged in the tank body (1), and a driving device (24) is arranged on the sealing cover (21); The cleaning mechanism (3) comprises a vertical shaft (31), the vertical shaft (31) being rotatably connected to the tank body (1), a cleaning member being connected to the vertical shaft (31), the cleaning member being in contact with the inner wall of the tank body (1), and the driving device (24) driving the vertical shaft (31) to rotate and drive the cleaning member to perform a circular motion along the inner wall of the tank body (1); A guide mechanism (4) is provided between the dirt cleaning mechanism (3) and the tank body (1), the guide mechanism (4) comprising a strip plate (41), a connecting rod (42), a rotating seat (43) and a roller (44), the connecting rod (42) and the rotating seat (43) being arranged on the strip plate (41), the connecting rod (42) being connected to the dirt cleaning mechanism (3), the rotating seat (43) being provided with a roller (44), and the top surface of the tank body (1) being provided with an annular groove (52) matching the roller (44).
2. A sewage storage device for chemical water treatment in a power plant according to claim 1, characterized in that: The bottom end of the tank body (1) is fixedly connected to a drainage pipe (11), and the sealing cover (21) is fixedly sleeved with a water injection pipe (22).
3. A sewage storage device for chemical water treatment in a power plant according to claim 1, characterized in that: The tank body (1) has a cylindrical upper portion and a spherical segment lower portion; the cleaning element comprises a brush roller (35) and an arc-shaped scraper (37); the brush roller (35) fits against the cylindrical inner wall of the upper portion of the tank body (1); and the arc-shaped scraper (37) fits against the arc-shaped inner wall of the lower portion of the tank body (1).
4. A sewage storage device for chemical water treatment in a power plant according to claim 3, characterized in that: A transverse plate (32) is provided between the vertical shaft (31) and the brush roller (35); one end of the transverse plate (32) is fixedly connected to the vertical shaft (31), and the other end is rotatably connected to the brush roller (35) via a rotating shaft (33); a gear (34) is fixedly provided at the top end of the rotating shaft (33); an inner gear ring (5) is provided on the top surface of the tank body (1), and the gear (34) meshes with the inner gear ring (5).
5. A sewage storage device for chemical water treatment in a power plant according to claim 3, characterized in that: An angle bracket (36) is provided between the vertical shaft (31) and the arc-shaped scraper (37); one end of the angle bracket (36) is fixedly connected to the vertical shaft (31), and the other end is fixedly connected to the arc-shaped scraper (37).
6. A sewage storage device for chemical water treatment in a power plant according to claim 1, characterized in that: The driving device (24) is a motor, the motor body is fixedly connected to the cover (21) via a flange (23), the end of the motor output terminal passes through the cover (21) and is provided with a spline groove, and a spline shaft (311) is fixedly provided at the top end of the vertical shaft (31), and the spline shaft (311) matches the spline groove.
7. A sewage storage device for chemical water treatment in a power plant according to claim 1, characterized in that: The tank body (1) and the sealing cover (21) are connected via bolts.