CN104083931A - High-pressure filtering device for steel rolling sludge treatment - Google Patents
High-pressure filtering device for steel rolling sludge treatment Download PDFInfo
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- CN104083931A CN104083931A CN201410376428.6A CN201410376428A CN104083931A CN 104083931 A CN104083931 A CN 104083931A CN 201410376428 A CN201410376428 A CN 201410376428A CN 104083931 A CN104083931 A CN 104083931A
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Abstract
The invention discloses a high-pressure filtering device for steel rolling sludge treatment. The high-pressure filtering device comprises a sealing and pressurizing bin and a filtering mechanism, wherein the sealing and pressurizing bin is a closed hollow tank body, a gas inlet pipe and a feeding pipe are arranged on the wall of the sealing and pressurizing bin, the gas inlet pipe is connected with an air compressor, the filtering mechanism is arranged inside the sealing and pressurizing bin, the filtering mechanism comprises a plurality of transmission rollers, a filtering belt and baffle plates, wherein the baffle plates comprise a first baffle plate and a second baffle plate, the first baffle plate and the second baffle plate are mutually parallel and are vertical to the bottom of the sealing and pressurizing bin, the plurality of transmission rollers are annularly arranged between the fist baffle plate and the second baffle plate in a manner of being vertical to the baffle plates, two ends of each transmission roller are rotatably movably connected with the baffle plates, the filtering belt is wound on peripheries of the plurality of transmission rollers to form an annular filtering mechanism, and edges of two sides of the filtering belt respectively support against the inner walls of the first baffle plate and the second baffle plate.
Description
Technical field
The present invention relates to rolling effluent process field, relate in particular to a kind of high pressure filtering device for steel rolling Treatment of Sludge.
Background technology
The direct-cooled systemic circulation water of steel rolling is owing to directly contacting with equipment, suspension in water and oily content are higher, simultaneously in steel rolling process, the a large amount of iron scales that swept away by giant also enter the direct-cooled recirculating cooling water system of steel rolling with water, therefore the direct-cooled recirculating cooling water system of steel rolling is typically provided with iron scale recovery and sludge treating system, generally comprises milling train eddy flow well, chemical oil remover, mud pit and press filteration system etc.
At present, in the direct-cooled systemic circulation water of steel rolling conventional process flow, chemical oil remover bed mud enters mud pit, delivers to sludge press filtration system after stirring, by plate and frame filter press press filtration, become mud cake outward transport to store up as industrial solid castoff, after the filter of plate and frame filter press, water is back to chemical oil remover.The plate and frame filter press of processing chemical oil remover bed mud in this technique exists that equipment investment is large, volume is large, mechanism is complicated and because reasons in structure can only cause the defects such as inefficiency and poor filtration effect by batch operation.Although existing band filter can be realized and working continuously, but ubiquity filters Netease and stops up, the defects such as in trapped substance, liquid content is higher, and solid-liquid separation effect is undesirable, in addition, because the filtration work mask of band filter has certain length, when feeding quantity is larger on filter bag, easily cause the breakage of filter bag, limited on the one hand the feeding quantity in filtering, affect operating efficiency, accelerate on the other hand the consume of filter bag, affect the service life of band filter.
Summary of the invention
The deficiency that the object of the invention is to sludge press filtration system in processing for general rolling effluent, a kind of high pressure filtering device for steel rolling Treatment of Sludge is provided, by a plurality of live-rollers are arranged between two parallel baffle plates ringwise in rotating mode, and the periphery that filter bag is around in described a plurality of live-rollers is formed to a filter mechanism with annular filter mechanism, and by filter mechanism being arranged in sealing pressing storehouse, make to form between sealing pressing storehouse and filter mechanism certain pressure differential, thereby the mud that makes to be injected on the filter bag of filter mechanism is realized Separation of Solid and Liquid rapidly and efficiently.
Another object of the present invention is, by a plurality of balls are set in the perforate being flexibly connected with baffle plate at live-roller, effectively reduce the frictional force producing with baffle plate in the rotating shaft rotation process of live-roller, reduce energy loss and mechanical wear on the one hand, increase work efficiency on the other hand.
Technical scheme of the present invention is:
A high pressure filtering device for steel rolling Treatment of Sludge, comprising:
Sealing pressing storehouse, it is an airtight hollow vessel, and described sealing pressing bulkhead is provided with air inlet pipe and charge pipe, and wherein said air inlet pipe is connected with an air compressor;
Filter mechanism, it is inner that it is arranged at described sealing pressing storehouse, described filter mechanism comprises live-roller, filter bag and baffle plate, wherein said baffle plate comprises the first baffle plate and second baffle, described the first baffle plate and second baffle be parallel to each other and and the mode of sealing pressing storehouse bottom vertical arrange, described live-roller is cylinder, the quantity of described live-roller is a plurality of, described a plurality of live-roller is arranged between described the first baffle plate and second baffle ringwise and in the mode vertical with described baffle plate, and the two ends of described live-roller are flexibly connected with baffle plate in rotating mode; Described filter bag is around in described a plurality of live-roller periphery and is driven to move by live-roller and forms annular filter mechanism, and the both sides of the edge of described filter bag are supported mutually with the inwall of described the first baffle plate and second baffle respectively;
In addition, described filter mechanism is also provided with out filtrate pipeline, described in go out filtrate pipeline first end through described baffle plate and and described filter mechanism internal communication, described in go out filtrate pipeline the second end through described sealing pressing storehouse sidewall and outside connection.
Preferably, the described high pressure filtering device for steel rolling Treatment of Sludge, the movable connection method of described live-roller and baffle plate is: the two ends of described live-roller are respectively arranged with rotating shaft, the described baffle sidewall position corresponding with the rotating shaft of live-roller two ends is provided with the perforate matching with described rotating shaft, and described perforate inwall is provided with a plurality of for reducing the ball of rotating shaft and perforate frictional force.
Preferably, the described high pressure filtering device for steel rolling Treatment of Sludge, the length of described live-roller and described the first baffle plate are corresponding with the distance between second baffle.
Preferably, the described high pressure filtering device for steel rolling Treatment of Sludge, the distance between described adjacent two live-rollers is 30-50cm; The diameter of described live-roller is 5-8cm.
Preferably, the described high pressure filtering device for steel rolling Treatment of Sludge, the material that the plated surface of described live-roller is useful on anticorrosion and reduces friction.
Preferably, the described high pressure filtering device for steel rolling Treatment of Sludge, described filter mechanism outside is also provided with scraper plate, and described scraper plate is arranged at one end of described filter mechanism and supports mutually with described filter bag.
Preferably, the described high pressure filtering device for steel rolling Treatment of Sludge, described sealing pressing is also provided with out material pipeline in storehouse, described go out the first end of material pipeline and the position of scraper plate corresponding, described in go out material pipeline the second end through described sealing pressing bulkhead and by device for discharging and extraneous connection.
Preferably, the described high pressure filtering device for steel rolling Treatment of Sludge, described device for discharging comprises upper flashboard, switching chamber and lower flashboard from top to bottom in turn, wherein said upper flashboard is all connected with Hydraulic Station with lower flashboard and is driven by it, and described upper flashboard is all connected with computer and is linked by its control with lower flashboard.
Preferably, the described high pressure filtering device for steel rolling Treatment of Sludge, in described filter mechanism, be also provided with the Filtrate collection device of an end opening, the opening of described Filtrate collection device and the filter bag in upper opening portion support mutually and form one by described Filtrate collection device and filter bag, formed be positioned at the in-house separate space of annular filter, described in go out first end and the described Filtrate collection device internal communication of filtrate pipeline.
Preferably, the described high pressure filtering device for steel rolling Treatment of Sludge, bottom, described sealing pressing storehouse is provided with rinse bath corresponding to the position of described filter mechanism below.
The present invention has following beneficial effect: the high pressure filtering device for steel rolling Treatment of Sludge of the present invention, by a plurality of live-rollers are arranged between two parallel baffle plates ringwise in rotating mode, and the periphery that filter bag is around in described a plurality of live-rollers is formed to a filter mechanism with annular filter mechanism, and by filter mechanism being arranged in sealing pressing storehouse, make to form between sealing pressing storehouse and filter mechanism certain pressure differential, thereby the mud that makes to be injected on the filter bag of filter mechanism is realized Separation of Solid and Liquid rapidly and efficiently, the present invention improves more than 15% than the operating efficiency of traditional sheet frame sludge press filtration device, solid-liquid separation effect is also significantly increased, the attached liquid amount of trapped substance can reach below 15%, and traditional filter attached liquid amount is generally 20-30%.In addition, by a plurality of balls are set in the perforate that live-roller is flexibly connected with baffle plate, effectively reduce the frictional force producing with baffle plate in rotating shaft rotation process, thereby reduced energy loss and mechanical wear, increased the service life of live-roller.It is little, simple in structure that the present invention has equipment investment, can realize the continuous processing of mud, and the advantage such as operating efficiency is high, and Treatment of Sludge is effective.
Accompanying drawing explanation
Fig. 1 is the structural representation of the high pressure filtering device for steel rolling Treatment of Sludge of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is elaborated, after making those of ordinary skills consult this description, can implement according to this.
As shown in Figure 1, a kind of high pressure filtering device for steel rolling Treatment of Sludge of the present invention, comprising:
Sealing pressing storehouse 1, it is an airtight hollow vessel, described sealing pressing Cang1Bi is provided with air inlet pipe 2 and charge pipe 3, wherein said air inlet pipe 2 is connected with an air compressor, to being filled with gases at high pressure in sealing pressing storehouse 1, form high-pressure sealed system, described charge pipe 3 is arranged at the top in sealing pressing storehouse 1, for the input of pending mud;
Filter mechanism, it is arranged at 1 inside, described sealing pressing storehouse, described filter mechanism comprises live-roller 4, filter bag 5 and baffle plate 6, wherein said baffle plate 6 comprises the first baffle plate and second baffle, described the first baffle plate and second baffle be parallel to each other and and the mode of sealing pressing storehouse 1 bottom vertical arrange, described live-roller 4 is cylinder, the quantity of described live-roller 4 is a plurality of, described a plurality of live-roller 4 is arranged between described the first baffle plate and second baffle ringwise and in the mode vertical with described baffle plate 6, the two ends of described live-roller 4 are flexibly connected with baffle plate 6 in rotating mode, described filter bag 5 is around in described a plurality of live-roller 4 peripheries and is driven to move by live-roller 4 and forms annular filter mechanism, and the both sides of the edge of described filter bag 5 are supported mutually with the inwall of described the first baffle plate and second baffle respectively, the position that the both sides of filter bag 5 contact with baffle plate 6 is also provided with sealing strip, to playing certain sealing and connection function between filter bag 5 and baffle plate 6, guarantee that filter bag 5 its edge in transmission process contacts with baffle plate 6 all the time, to form a separate space that is separated in sealing pressing storehouse 1 hyperbaric environment.
In addition, described filter mechanism is also provided with out filtrate pipeline 7, described in go out filtrate pipeline 7 first end through described baffle plate 6 and and described filter mechanism internal communication, described in go out filtrate pipeline 7 the second end through described sealing pressing Cang1Bi and outside connection.When pending mud is rendered to filter bag 5 top of described filter mechanism by charge pipe 3, owing to having certain pressure differential with airtight pressurization storehouse 1 in filter mechanism, pending mud adsorbed close is on filter bag 5, liquid under differential pressure action in mud flows in filter mechanism by the mesh of filter bag 5 fast, and be disposed to 1 outside, sealing pressing storehouse by going out filtrate pipeline 7, mud cake retains and is driven and continued transmission and discharging by filter bag 5 on filter bag 5 simultaneously, completes the Separation of Solid and Liquid of pending mud.
The described high pressure filtering device for steel rolling Treatment of Sludge, described live-roller 4 with the movable connection method of baffle plate 6 is: the two ends of described live-roller 4 are respectively arranged with rotating shaft, the position that described baffle plate 6 sidewalls are corresponding with live-roller 4 two ends rotating shafts is provided with the perforate matching with described rotating shaft, and described perforate inwall is provided with a plurality of for reducing the ball of rotating shaft and perforate frictional force.Described rotating shaft is inserted in perforate and is rotated in perforate.In addition, in described a plurality of live-rollers 4, have at least 1/3 live-roller 4 be connected with a motor and provide power to rotate by this motor, and other live-roller 4 is driven voller, can avoid single live-roller 4 faults to cause stopping of whole filter mechanism.
The described high pressure filtering device for steel rolling Treatment of Sludge, the length of described live-roller 4 and described the first baffle plate are corresponding with the distance between second baffle.The length of described live-roller 4 has determined the thickness of filter mechanism, can to the length of live-roller 4, set according to actual needs, and the length setting of live-roller 4 is longer, and the thickness of filter mechanism and volume are larger, and corresponding filter bag 5 is also wider.
The described high pressure filtering device for steel rolling Treatment of Sludge, the distance that described adjacent two live-rollers are 4 is 30-50cm; The diameter of described live-roller 4 is 5-8cm.By by a plurality of live-rollers 4 with certain interval continuous arrangement, can drive filter bag 5 to carry out transmission on the one hand, on the other hand filter bag 5 and filter mechanism are played to effective supporting role, avoid filter mechanism and filter bag 5 to be out of shape because the high pressure in sealing pressing storehouse 1 produces.
The described high pressure filtering device for steel rolling Treatment of Sludge, the material that the plated surface of described live-roller 4 is useful on anticorrosion and reduces friction, can zinc-plated or other materials, reduce the corrosiveness of mud to live-roller 4, and make live-roller 4 surfaces more smooth, reduce the frictional force between live-roller 4 and filter bag 5.
The described high pressure filtering device for steel rolling Treatment of Sludge, described filter mechanism outside is also provided with scraper plate 9, and described scraper plate 9 is arranged at one end of described filter mechanism and supports mutually with described filter bag 5.When the mud cake of filtration formation is sent to scraper plate 9 position by filter bag 5, by scraper plate 9, scraped, filter bag 5 is reused.
The described high pressure filtering device for steel rolling Treatment of Sludge, in described sealing pressing storehouse 1, be also provided with out material pipeline 10, the described first end that goes out material pipeline 10 is corresponding with the position of scraper plate 9, its opening is arranged at the below of scraper plate 9, and the mud cake that scraper plate 9 scrapes is fallen into out in the first end opening of material pipeline 10 just; Described the second end that goes out material pipeline 10 is through described sealing pressing Cang1Bi and by device for discharging and extraneous connection, and the mud cake being scraped by scraper plate 9 falls into out in material pipeline 10, and discharges sealing pressing storehouses 1 by going out material pipeline 10.
The described high pressure filtering device for steel rolling Treatment of Sludge, described device for discharging comprises upper flashboard, switching chamber and lower flashboard from top to bottom in turn, wherein said upper flashboard is all connected with Hydraulic Station with lower flashboard and is driven by it, and described upper flashboard is all connected with computer and is linked by its control with lower flashboard.Because sealing pressing storehouse 1 is interior, need to keep certain pressure, therefore the second end connection one that goes out material pipeline 10 includes the device for discharging of switching chamber, to guarantee that mud cake does not cause the leakage of sealing pressing storehouse 10 interior gases while discharging, the method for realization is, by the control of computer, mud cake in going out material pipeline 10 runs up to when a certain amount of, upper flashboard is opened, and lower flashboard keeps sealing, and mud cake enters upper flashboard self-closed after switching chamber by upper flashboard, lower flashboard is opened automatically, and mud cake is discharged.
The described high pressure filtering device for steel rolling Treatment of Sludge, in described filter mechanism, be also provided with the Filtrate collection device 8 of an end opening, the opening of described Filtrate collection device 8 and the filter bag 5 in upper opening portion support mutually and form one by described Filtrate collection device 8 and filter bag 5, formed be positioned at the in-house separate space of annular filter, described first end and described Filtrate collection device 8 internal communication that go out filtrate pipeline 7, filtrate enters in described Filtrate collection device 8 after by filter bag 5 mesh, thereby and described in being pressed into by the effect of pressure reduction, go out filtrate pipeline 7 and discharge sealing pressing storehouses 1 and collected.In addition, the position of the sidewall of described Filtrate collection device 8 openings and live-roller 4 correspondences is provided with the hole that tolerable live-roller 4 passes, make Filtrate collection device 8 neither can affect the rotation of live-roller 4, also can fully contact with the filter bag 5 of live-roller 4 peripheries, guarantee the sealing of Filtrate collection device 8.
The described high pressure filtering device for steel rolling Treatment of Sludge, 1 bottom, described sealing pressing storehouse is provided with rinse bath corresponding to the position of described filter mechanism below, in described rinse bath, cleaning agent is housed, filter bag 5 unloads backwardness by scraper plate 9 by mud cake, enter rinse bath and clean, filter bag 5 is reused.
Although embodiment of the present invention are open as above, but it is not restricted to listed utilization in description and embodiment, it can be applied to various applicable the field of the invention completely, for those skilled in the art, can easily realize other modification, therefore do not deviating under the universal that claim and equivalency range limit, the present invention is not limited to specific details and illustrates here and the legend of describing.
Claims (10)
1. for a high pressure filtering device for steel rolling Treatment of Sludge, it is characterized in that, comprising:
Sealing pressing storehouse, it is an airtight hollow vessel, and described sealing pressing bulkhead is provided with air inlet pipe and charge pipe, and wherein said air inlet pipe is connected with an air compressor;
Filter mechanism, it is inner that it is arranged at described sealing pressing storehouse, described filter mechanism comprises live-roller, filter bag and baffle plate, wherein said baffle plate comprises the first baffle plate and second baffle, described the first baffle plate and second baffle be parallel to each other and and the mode of sealing pressing storehouse bottom vertical arrange, described live-roller is cylinder, the quantity of described live-roller is a plurality of, described a plurality of live-roller is arranged between described the first baffle plate and second baffle ringwise and in the mode vertical with described baffle plate, and the two ends of described live-roller are flexibly connected with baffle plate in rotating mode; Described filter bag is around in described a plurality of live-roller periphery and is driven to move by live-roller and forms annular filter mechanism, and the both sides of the edge of described filter bag are supported mutually with the inwall of described the first baffle plate and second baffle respectively;
In addition, described filter mechanism is also provided with out filtrate pipeline, described in go out filtrate pipeline first end through described baffle plate and and described filter mechanism internal communication, described in go out filtrate pipeline the second end through described sealing pressing storehouse sidewall and outside connection.
2. the high pressure filtering device for steel rolling Treatment of Sludge as claimed in claim 1, it is characterized in that, the movable connection method of described live-roller and baffle plate is: the two ends of described live-roller are respectively arranged with rotating shaft, the described baffle sidewall position corresponding with the rotating shaft of live-roller two ends is provided with the perforate matching with described rotating shaft, and described perforate inwall is provided with a plurality of for reducing the ball of rotating shaft and perforate frictional force.
3. the high pressure filtering device for steel rolling Treatment of Sludge as claimed in claim 2, is characterized in that, the length of described live-roller and described the first baffle plate are corresponding with the distance between second baffle.
4. the high pressure filtering device for steel rolling Treatment of Sludge as claimed in claim 3, is characterized in that, the distance between described adjacent two live-rollers is 30-50cm; The diameter of described live-roller is 5-8cm.
5. the high pressure filtering device for steel rolling Treatment of Sludge as claimed in claim 4, is characterized in that, the material that the plated surface of described live-roller is useful on anticorrosion and reduces friction.
6. the high pressure filtering device for steel rolling Treatment of Sludge as claimed in claim 1, is characterized in that, described filter mechanism outside is also provided with scraper plate, and described scraper plate is arranged at one end of described filter mechanism and supports mutually with described filter bag.
7. the high pressure filtering device for steel rolling Treatment of Sludge as claimed in claim 6, it is characterized in that, described sealing pressing is also provided with out material pipeline in storehouse, described go out the first end of material pipeline and the position of scraper plate corresponding, described in go out material pipeline the second end through described sealing pressing bulkhead and by device for discharging and extraneous connection.
8. the high pressure filtering device for steel rolling Treatment of Sludge as claimed in claim 7, it is characterized in that, described device for discharging comprises upper flashboard, switching chamber and lower flashboard from top to bottom in turn, wherein said upper flashboard is all connected with Hydraulic Station with lower flashboard and is driven by it, and described upper flashboard is all connected with computer and is linked by its control with lower flashboard.
9. the high pressure filtering device for steel rolling Treatment of Sludge as claimed in claim 8, it is characterized in that, in described filter mechanism, be also provided with the Filtrate collection device of an end opening, the opening of described Filtrate collection device and the filter bag in upper opening portion support mutually and form one by described Filtrate collection device and filter bag, formed be positioned at the in-house separate space of annular filter, described in go out first end and the described Filtrate collection device internal communication of filtrate pipeline.
10. the high pressure filtering device for steel rolling Treatment of Sludge as described in claim 5 or 9, is characterized in that, bottom, described sealing pressing storehouse is provided with rinse bath corresponding to the position of described filter mechanism below.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410376428.6A CN104083931B (en) | 2014-07-31 | 2014-07-31 | A kind of high pressure filtering device for steel rolling Treatment of Sludge |
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| CN201410376428.6A CN104083931B (en) | 2014-07-31 | 2014-07-31 | A kind of high pressure filtering device for steel rolling Treatment of Sludge |
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| CN104083931A true CN104083931A (en) | 2014-10-08 |
| CN104083931B CN104083931B (en) | 2015-10-28 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108404497A (en) * | 2018-05-24 | 2018-08-17 | 苏州博涛机电设备有限公司 | A kind of adding pressure type strainer filter |
| CN109304052A (en) * | 2018-10-23 | 2019-02-05 | 张旭 | A kind of rubber filtering machine |
| CN111450601A (en) * | 2020-05-30 | 2020-07-28 | 和义亮 | Prevent blockking up sewage filter equipment |
| CN111450605A (en) * | 2020-05-30 | 2020-07-28 | 和义亮 | Self-cleaning sewage filtering device of filter screen |
| CN111558250A (en) * | 2020-05-30 | 2020-08-21 | 和义亮 | From arranging sediment sewage filter |
| CN111804023A (en) * | 2020-07-22 | 2020-10-23 | 郭学兵 | Tower crane is intake pipe filter equipment for spray thrower |
| CN116379016A (en) * | 2022-12-01 | 2023-07-04 | 鹤山市民强五金机电有限公司 | Ventilation fan with clearance filter component function |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111804023A (en) * | 2020-07-22 | 2020-10-23 | 郭学兵 | Tower crane is intake pipe filter equipment for spray thrower |
| CN116379016A (en) * | 2022-12-01 | 2023-07-04 | 鹤山市民强五金机电有限公司 | Ventilation fan with clearance filter component function |
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Address after: 536000 Jilin Beihai Road, Taiwan Road, Northeast China Electronics Beihai Industrial Park incubator building, room, 3rd floor, Room 302 Patentee after: Liang Junquan Address before: 532200 the Guangxi Zhuang Autonomous Region Chongzuo Jiangzhou District No. 29 Jianshe Road Patentee before: Liang Junquan |
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Effective date of registration: 20180619 Address after: 056300 Handan, Wuan, Hebei Guzhen Yuanbao Shandong Patentee after: New Wuan, Hebei steel enterprise Hong Rong Iron And Steel Co., Ltd Address before: The Guangxi Zhuang Autonomous Region Beihai Road, Taiwan Road, Northeast China Electronics Beihai Industrial Park incubator building, room, 3rd floor, Room 302 Patentee before: Liang Junquan |
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