CN113026841A - Strip steel washs supporting mud dredging system - Google Patents
Strip steel washs supporting mud dredging system Download PDFInfo
- Publication number
- CN113026841A CN113026841A CN202110206282.0A CN202110206282A CN113026841A CN 113026841 A CN113026841 A CN 113026841A CN 202110206282 A CN202110206282 A CN 202110206282A CN 113026841 A CN113026841 A CN 113026841A
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- Prior art keywords
- draining
- pit
- waste sludge
- rotating wheel
- bucket
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/28—Dredgers or soil-shifting machines for special purposes for cleaning watercourses or other ways
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention relates to a waste sludge dredging system matched with strip steel cleaning, and belongs to the technical field of metallurgical equipment. The technical scheme of the invention is as follows: the sewage discharge pit (1) is dug in the guardrail (2) and has a square hopper-shaped structure with a wide upper part and a narrow lower part; the draining bucket type elevator (3) is obliquely arranged in the sewage draining pit (1) at an angle of 45-60 degrees to form a waste sludge dredging unit; the control cabinet (4) comprises a PLC controller, a frequency converter and a line protection and control relay, and the start, stop and speed of the draining bucket elevator (3) are controlled in a centralized manner. The invention has the beneficial effects that: a draining bucket type elevator and a sewage draining pit are adopted to form a dredging unit, waste mud in the waste water of a cleaning section is cleaned in advance, and the amount of the waste mud entering the last sewage draining pit is reduced. The labor intensity of workers for dredging waste mud is reduced, the service life of the sewage pump is prolonged, and continuous production of the cold galvanizing line is guaranteed.
Description
Technical Field
The invention relates to a waste sludge dredging system matched with strip steel cleaning, and belongs to the technical field of metallurgical equipment.
Background
The cleaning section of the cold-rolled galvanizing line is used for removing surface and deep stains such as plate strip rolling oil and scrap iron, and comprises an alkaline washing tank, a No. 1 brushing tank, an electrolytic tank, a No. 2 brushing tank, a final rinsing tank, an alkaline fog discharge system, a sewage discharge pit and the like, wherein the stains removed by the plate strip through the cleaning section flow into the sewage discharge pit through a sewage discharge ditch, the number of the sewage discharge pits of the cold-plated galvanizing line of the Handrail cold rolling mill is three, the three pits are rectangular, the first two pits mainly play a role in filtering, and the last pit is provided with two sewage discharge pumps for discharging the discharged wastewater through a pipeline.
The waste mud in the sewage disposal pit mainly comprises iron mud, mud carried on the plate belt and brush hair fallen off by the brush roller, and the cleaning is carried out manually at present, so that the labor intensity is very high, the cleaning is very difficult and the effect is not obvious, and when the waste mud flows into the last sewage disposal pit, a sewage pump is easily blocked, and the waste mud cannot normally run. Therefore, the waste sludge dredging system matched with the strip steel cleaning is provided, waste sludge in the waste water of the cleaning section is cleaned in advance, and the amount of the waste sludge entering the last sewage draining pit is reduced. The method has important practical significance for reducing the labor intensity of workers in dredging waste mud, prolonging the service life of the sewage pump and ensuring the continuous production of the cold galvanizing line.
Disclosure of Invention
The invention aims to provide a waste sludge dredging system matched with strip steel cleaning, which adopts a draining bucket elevator and a sewage draining pit to form a dredging unit, so that waste sludge in the waste water of a cleaning section is cleaned in advance, and the amount of the waste sludge entering the last sewage draining pit is reduced. The labor intensity of workers for dredging waste mud is reduced, the service life of the sewage pump is prolonged, the continuous production of a cold galvanizing line is ensured, and the problems in the background art are effectively solved.
The technical scheme of the invention is as follows: a waste mud dredging system matched with strip steel cleaning comprises a sewage draining pit, a draining bucket type lifter and a control cabinet, wherein the sewage draining pit is arranged in a guardrail and is of a square bucket structure with a wide upper part and a narrow lower part; the draining bucket type elevator is obliquely arranged in the sewage draining pit at an angle of 45-60 degrees to form a waste sludge dredging unit; the draining bucket type elevator consists of a frame, a group of draining lifting buckets, a transmission chain, a transmission belt, a group of guide wheels, a driving rotating wheel, a driven rotating wheel and a servo motor; the control cabinet comprises a PLC controller, a frequency converter and a line protection and control relay, and the starting, the stopping and the rotating speed of the servo motor are controlled in a centralized mode.
A group of guide wheels, a driving rotating wheel, a driven rotating wheel and a servo motor in the draining bucket elevator are fixed on a rack, the servo motor is connected with the driving rotating wheel through a transmission belt, a transmission chain is connected to the driving rotating wheel and the driven rotating wheel in a winding mode, a draining lifting bucket is fixed on a chain link of a transmission chain, and the guide wheels are evenly arranged on the inner side of the transmission chain.
The front section of the draining lift bucket is provided with a shovel tooth, and draining holes are uniformly distributed on the side wall.
The end faces of the driving rotating wheel and the driven rotating wheel are equilateral pentagons, and the side length is equal to the length of a chain link of the transmission chain.
The servo motor is controlled by the control cabinet to carry out variable frequency speed regulation and control the rotating speed to be slow and stable.
The draining bucket elevator and the sewage pit form a waste sludge dredging unit, and a plurality of waste sludge dredging units are connected in series and are controlled by the control cabinet in a centralized manner, so that the waste sludge dredging units can run intermittently at different periods.
The invention has the beneficial effects that: a draining bucket type elevator and a sewage draining pit are adopted to form a dredging unit, waste mud in the waste water of a cleaning section is cleaned in advance, and the amount of the waste mud entering the last sewage draining pit is reduced. The labor intensity of workers for dredging waste mud is reduced, the service life of the sewage pump is prolonged, and continuous production of the cold galvanizing line is guaranteed.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the waterlogging lift bucket of the present invention;
FIG. 3 is a left side view of the waterlogging lift bucket of the present invention;
in the figure: the draining pit comprises a draining pit 1, a guardrail 2, a draining bucket type lifter 3, a control cabinet 4, a frame 31, a draining lifting bucket 32, a transmission chain 33, a driving rotating wheel 34, a transmission belt 35, a guide wheel 36, a driven rotating wheel 37, a servo motor 38, a shovel tooth 321 and a draining hole 322.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the following will clearly and completely describe the technical solutions of the embodiments of the present invention with reference to the drawings of the embodiments, and it is obvious that the described embodiments are a small part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work based on the embodiments of the present invention belong to the protection scope of the present invention.
A waste mud dredging system matched with strip steel cleaning comprises a sewage draining pit 1, a draining bucket type elevator 3 and a control cabinet 4, wherein the sewage draining pit 1 is arranged in a guardrail 2 in a digging manner and is of a square bucket structure with a wide upper part and a narrow lower part; the draining bucket type elevator 3 is obliquely arranged in the sewage draining pit 1 at an angle of 45-60 degrees to form a waste sludge dredging unit; the draining bucket type elevator 3 consists of a frame 31, a group of draining lifting buckets 32, a transmission chain 33, a transmission belt 35, a group of guide wheels 36, a driving rotating wheel 34, a driven rotating wheel 37 and a servo motor 38; the control cabinet 4 comprises a PLC controller, a frequency converter and a line protection and control relay, and the start, stop and rotating speed of the servo motor 38 are controlled in a centralized manner.
A group of guide wheels 36, a driving runner 34, a driven runner 37 and a servo motor 38 in the draining bucket elevator 3 are fixed on the frame 31, the servo motor 38 is connected with the driving runner 34 through a transmission belt 35, the transmission chain 33 is connected on the driving runner 34 and the driven runner 37 in a surrounding manner, the draining elevator bucket 32 is fixed on a chain link of the transmission chain 33, and the guide wheels 36 are uniformly arranged on the inner side of the transmission chain 33.
The front section of the draining lifting bucket 32 is provided with shovel teeth 321, and draining holes 322 are uniformly distributed on the side wall.
The end faces of the driving runner 34 and the driven runner 37 are equilateral pentagons, and the side length is equal to the length of the chain link of the transmission chain 33.
The servo motor 38 is controlled by the control cabinet 4 to carry out variable frequency speed regulation, and the rotating speed is controlled to be slow and stable.
The draining bucket elevator 3 and the sewage draining pit 1 form a waste sludge dredging unit, and a plurality of waste sludge dredging units are connected in series and are controlled by the control cabinet 4 in a centralized way, so that the waste sludge dredging units can run intermittently at different periods.
In practical application, as shown in fig. 1, the invention discloses a waste sludge dredging system matched with strip steel cleaning, which comprises: blowdown hole 1, waterlogging caused by excessive rainfall bucket elevator 3 and switch board 4 etc, the blowdown hole 1 digs in proper order and establishes in guardrail 2, and for narrow square bucket shape structure under the wide, waterlogging caused by excessive rainfall bucket elevator 3 for slope (45 degrees to 60 degrees) install in the blowdown hole 1, constitute a clear unit of digging of waste mud, the inside PLC controller and the opening and the rotational speed that stops of converter control servo motor 38 that utilizes of switch board 4, and then the clear waste mud that deposits in the blowdown hole of digging of each waterlogging caused by excessive rainfall bucket elevator 3 of control.
Specifically, the bucket elevator 3 comprises a frame 31, a set of draining lifting buckets 32, a transmission chain 33, a transmission belt 35, a set of guide wheels 36, a driving runner 34, a driven runner 37 and a servo motor 38, wherein the set of guide wheels 36, the driving runner 34, the driven runner 37 and the servo motor 38 are fixed on the frame, the servo motor 38 is connected with the driving runner 34 through the transmission belt 35, the driving runner 34 and the servo motor 38 are installed at the upper end of the frame 31, the driven runner 37 is installed at the lower end of the frame 31, the transmission chain 33 is an annular chain formed by a plurality of strip-shaped chain links, the transmission chain 33 is connected around the driving runner 34 and the driven runner 37, the draining lifting buckets 32 are horizontally fixed on the chain links of the transmission chain 33, the front end of each draining lifting bucket 32 is provided with a shovel tooth 321, draining holes 322 are uniformly distributed at the front part and the bottom part, the guide wheels 36 are uniformly distributed at, the device is used for reducing the gravity generated when the waste mud is lifted and guiding the direction of the transmission chain.
Example (b):
aiming at a cleaning section waste mud dredging unit, after waste water discharged from a cleaning section enters a sewage pit 1 with a square hopper-shaped structure with a wide upper part and a narrow lower part, the flow speed is slowed down, large waste mud particles carried in the waste mud pit subside in the sewage pit 1 under the action of gravity, a servo motor 38 drives a driving runner 34 and a driven runner 37 to rotate, a transmission chain 33 is promoted to drive a draining lifting bucket 32 to circularly lift the waste mud particles, the waste mud particles are shoveled out from the lower end of a rack 31 through shovel teeth 321 of the draining lifting bucket 32 and ascend along a guide wheel 36 under the drive of the transmission chain 33, water flows out through draining holes 322 of the draining lifting bucket 32, when the draining lifting bucket 32 ascends to the upper end of the rack 31, the draining lifting bucket 32 is reversed along with the transmission chain 33, a bucket opening of the lifting bucket 32 starts to overturn downwards, and the waste mud particles are poured out. Since the bucket elevator 3 is installed to be inclined at 45 to 60 degrees, the clods can be dumped into the clods outside the guard rail 2.
Considering that the leaching bucket elevator 3 has certain disturbance when working in a sewage pit and influences the sedimentation effect of waste mud particles, the invention adopts two dredging units which are connected in series and are arranged in groups and continuously, utilizes a frequency converter in the control cabinet 4 to control the servo motor 38 to rotate slowly at a constant speed, utilizes a PLC controller to control the two leaching bucket elevators to operate intermittently, and controls the operation of the dredging units in a centralized manner, thereby effectively cleaning the waste mud particles which are relatively thick, have low water content, low viscosity and poor fluidity in the waste water.
In a preferred embodiment, as shown in fig. 1, a group of dredging units are arranged continuously, and a control cabinet 4 is adopted to control a first-order dropping bucket type elevator to run at a low speed continuously; then a second draining bucket type elevator runs at a slow speed intermittently.
In another preferred embodiment, as shown in fig. 1, a group of dredging units are arranged at intervals, and a control cabinet 4 is adopted to control each leaching bucket elevator to operate at a slow speed intermittently.
The words "a group" and "a plurality" as used herein are all referring to the same quantitative terms, and the actual number may be determined according to the actual size of the application site.
The above-mentioned embodiments further explain the objects, technical solutions and advantages of the present invention in detail. It should be understood that the above-mentioned embodiments are only exemplary of the present invention, and are not intended to limit the present invention, and any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a supporting mud dredging system is washd to belted steel which characterized in that: the sewage draining device comprises a sewage draining pit (1), a draining bucket type lifter (3) and a control cabinet (4), wherein the sewage draining pit (1) is dug in a guardrail (2) and is of a square bucket structure with a wide upper part and a narrow lower part; the draining bucket type elevator (3) is obliquely arranged in the sewage draining pit (1) at an angle of 45-60 degrees to form a waste sludge dredging unit; the draining bucket type elevator (3) consists of a frame (31), a group of draining lifting buckets (32), a transmission chain (33), a transmission belt (35), a group of guide wheels (36), a driving rotating wheel (34), a driven rotating wheel (37) and a servo motor (38); the control cabinet (4) comprises a PLC controller, a frequency converter and a line protection and control relay, and the starting, the stopping and the rotating speed of the servo motor (38) are controlled in a centralized manner.
2. The strip steel cleaning matched waste sludge dredging system according to claim 1, characterized in that: a group of guide wheels (36), a driving rotating wheel (34), a driven rotating wheel (37) and a servo motor (38) in the draining bucket elevator (3) are fixed on a rack (31), the servo motor (38) is connected with the driving rotating wheel (34) through a transmission belt (35), a transmission chain (33) is connected to the driving rotating wheel (34) and the driven rotating wheel (37) in a surrounding mode, a draining lifting bucket (32) is fixed on a chain link of the transmission chain (33), and the guide wheels (36) are uniformly arranged on the inner side of the transmission chain (33).
3. The strip steel cleaning matched waste sludge dredging system according to claim 1, characterized in that: the front section of the draining lifting bucket (32) is provided with shovel teeth (321), and draining holes (322) are uniformly distributed on the side wall.
4. The strip steel cleaning matched waste sludge dredging system according to claim 1, characterized in that: the end faces of the driving rotating wheel (34) and the driven rotating wheel (37) are equilateral pentagons, and the side length is equal to the length of a chain link of the transmission chain (33).
5. The strip steel cleaning matched waste sludge dredging system according to claim 1, characterized in that: the servo motor (38) is controlled by the control cabinet (4) to carry out variable frequency speed regulation, and the rotating speed is controlled to be slow and stable.
6. The strip steel cleaning matched waste sludge dredging system according to claim 1, characterized in that: the draining bucket elevator (3) and the sewage draining pit (1) form a waste sludge dredging unit, and a plurality of waste sludge dredging units are connected in series and are controlled by the control cabinet (4) in a centralized manner, so that each waste sludge dredging unit operates intermittently at different periods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110206282.0A CN113026841A (en) | 2021-02-24 | 2021-02-24 | Strip steel washs supporting mud dredging system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110206282.0A CN113026841A (en) | 2021-02-24 | 2021-02-24 | Strip steel washs supporting mud dredging system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113026841A true CN113026841A (en) | 2021-06-25 |
Family
ID=76461091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110206282.0A Withdrawn CN113026841A (en) | 2021-02-24 | 2021-02-24 | Strip steel washs supporting mud dredging system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113026841A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2215522Y (en) * | 1995-01-03 | 1995-12-20 | 刘星祖 | Bucket type mud dredger |
| SE0500582L (en) * | 2005-03-15 | 2006-09-16 | Frigeo Ab | Procedure for automated freezing dredging |
| CN106245700A (en) * | 2016-08-05 | 2016-12-21 | 河北工程大学 | A kind of ditch, tunnel precipitation coal slurry digging system |
-
2021
- 2021-02-24 CN CN202110206282.0A patent/CN113026841A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2215522Y (en) * | 1995-01-03 | 1995-12-20 | 刘星祖 | Bucket type mud dredger |
| SE0500582L (en) * | 2005-03-15 | 2006-09-16 | Frigeo Ab | Procedure for automated freezing dredging |
| CN106245700A (en) * | 2016-08-05 | 2016-12-21 | 河北工程大学 | A kind of ditch, tunnel precipitation coal slurry digging system |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210625 |
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| WW01 | Invention patent application withdrawn after publication |