CN110917719A - Vacuum filter applied to fly ash washing system - Google Patents

Vacuum filter applied to fly ash washing system Download PDF

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Publication number
CN110917719A
CN110917719A CN201911348894.2A CN201911348894A CN110917719A CN 110917719 A CN110917719 A CN 110917719A CN 201911348894 A CN201911348894 A CN 201911348894A CN 110917719 A CN110917719 A CN 110917719A
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China
Prior art keywords
cavity
vacuum filter
water
vacuum
machine body
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CN201911348894.2A
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CN110917719B (en
Inventor
张建东
喻欢龙
耿海榕
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Zhejiang Hehui Ecological Environment Technology Co ltd
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Shanghai Hui Hui Ecological Environment Technology Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D36/00Filter circuits or combinations of filters with other separating devices
    • B01D36/04Combinations of filters with settling tanks

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtration Of Liquid (AREA)

Abstract

The invention relates to the technical field of fly ash treatment, in particular to a vacuum filter applied to a fly ash washing system, which comprises a machine body, wherein the upper part of the machine body is provided with a gray water cavity, the middle part of the lower side of the gray water cavity is provided with a sedimentation cavity, the outer side of the sedimentation cavity is provided with a vacuum filter cavity, the lower side of the sedimentation cavity is provided with a clear water cavity, the top of the machine body is also provided with a pressure pump for controlling and pressurizing the gray water cavity, the side surface of the machine body is also provided with a vacuum pump for controlling and vacuumizing the vacuum filter cavity, a filter assembly is also arranged in the vacuum filter cavity, a disturbance sedimentation assembly is also arranged in the sedimentation cavity, and the upper end of the disturbance sedimentation assembly is communicated. The invention is convenient to use and control, has the pre-turbulent flow sedimentation effect, improves the vacuum filtration effect and efficiency, and has very high application prospect.

Description

Vacuum filter applied to fly ash washing system
Technical Field
The invention relates to the technical field of fly ash treatment, in particular to a vacuum filter applied to a fly ash washing system.
Background
The project of utilizing the cement kiln to treat the waste incineration fly ash in a coordinated manner is to recycle the fly ash collected after the municipal solid waste is incinerated, the main process flow of the project is to wash the collected fly ash with water, the residual fly ash after the washing is dried is fired into cement, and the waste water generated by the washing is collected, treated and reused for the fly ash washing again after meeting the recycling requirement. The reason why the fly ash must be washed with water is that the fly ash contains a large amount of chloride ions, which affect the quality of cement if not removed, i.e., only the chloride ions are removed and can be disposed of in the cement kiln.
The problems of the prior fly ash washing device are mainly as follows: inconvenient use and control, and the direct filtration easily causes the load of filtering component to be higher, influences vacuum filtration effect and efficiency. Therefore, in view of the above situation, there is an urgent need to develop a vacuum filter applied to a fly ash washing system to overcome the shortcomings in the current practical application.
Disclosure of Invention
The embodiment of the invention aims to provide a vacuum filter applied to a fly ash washing system, so as to solve the problems in the background technology.
In order to achieve the above purpose, the embodiments of the present invention provide the following technical solutions:
the utility model provides a be applied to vacuum filter of flying dust rinse system, includes the organism, the grey water cavity has been seted up on the upper portion of organism, and the downside middle part in grey water cavity has been seted up and has been subsided the chamber, subsides the outside in chamber and has seted up vacuum filter chamber, and the clear water chamber has been seted up to the downside that subsides the chamber, the top of organism still installs and is used for the booster pump to grey water cavity control pressurization, the vacuum pump that is used for controlling the evacuation to vacuum filter chamber is still installed to the side of organism, filter component is still installed to the vacuum filter intracavity, subside the intracavity and still install the disturbance and subside the subassembly, just the upper end of subassembly and the bottom intercommunication.
Compared with the prior art, the embodiment of the invention has the beneficial effects that:
the vacuum filter applied to the fly ash washing system is used for temporarily storing the sewage after the fly ash washing and adding a convenient treatment liquid through the ash water cavity, the ash water cavity is pressurized by controlling the pressurization pump to work, and the sewage in the ash water cavity is controlled to enter the sedimentation cavity through the disturbance sedimentation component; through the structural arrangement of the disturbance settlement component, when sewage is discharged through the drain hole, the whole formed by the blades and the rotary drum can rotate, so that a stirring effect is achieved, the sewage can be uniformly dispersed, and impurities in the sewage can be conveniently settled in the sewage discharge pipe; when the sedimentation cavity is full of sewage, the sewage can enter the vacuum filtering cavity through the water inlet, the pressurizing pump is controlled to stop working, namely the sewage is not added into the vacuum filtering cavity any more, and one round of water adding of the vacuum filtering cavity is finished; the vacuum filter cavity can be vacuumized by the operation of the vacuum pump, so that the filtering effect and efficiency of the filtering assembly are improved; the water body is temporarily stored after being filtered through the clear water cavity; in addition, the inclined channel is used for temporary storage of water and discharge of redundant gas, and the adaptability is good.
In conclusion, the device is convenient to use and control, has the pre-turbulent flow sedimentation effect, improves the vacuum filtering effect and efficiency, and has a very high application prospect.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a disturbing settling assembly in an embodiment of the present invention.
FIG. 3 is a schematic diagram of a filter assembly according to an embodiment of the present invention.
In the figure: 1-air filter screen, 2-air outlet, 3-inclined channel, 4-ash water cavity, 5-inverted U-shaped pipe, 6-inlet pipe, 7-pressure pump, 8-machine body, 9-vacuum filter cavity, 10-water inlet, 11-filter component, 12-water outlet, 13-supporting leg, 14-blade, 15-water outlet hole, 16-sewage discharge pipe, 17-outlet pipe, 18-clear water cavity, 19-rotary drum, 20-settling cavity, 21-vacuum pump, 22-cleaning opening, 23-filter material, 24-lower rigid supporting net and 25-upper rigid supporting net.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
Example 1
Referring to fig. 1, in the embodiment of the present invention, a vacuum filter applied to a fly ash washing system includes a machine body 8, a plurality of support legs 13 are installed at the bottom of the machine body 8, an ash water chamber 4 is installed at the upper part of the machine body 8, a settling chamber 20 is installed at the middle part of the lower side of the ash water chamber 4, an annular vacuum filter chamber 9 is installed at the outer side of the settling chamber 20, and a clear water chamber 18 is installed at the lower side of the settling chamber 20; specifically, the upper part and the lower part of the grey water cavity 4 are both conical structures, and the top of the machine body 8 is provided with an inlet pipe 6 communicated with the middle of the grey water cavity 4; the settling chamber 20 is of a cylindrical structure, the bottom of the settling chamber 20 is conical, a sewage discharge pipe 16 communicated with the middle of the settling chamber 20 is arranged at the bottom of the machine body 8, and the lower end of the sewage discharge pipe 16 extends out of the bottom of the machine body 8; a plurality of inclined channels 3 are circumferentially distributed on the outer side of the upper part of the settling chamber 20, the inner ends of the inclined channels 3 are communicated with the settling chamber 20, the outer ends of the inclined channels 3 are communicated with the outside through exhaust ports 2 formed in a machine body 8, air filter screens 1 are arranged on the exhaust ports 2, the inner ends of the inclined channels 3 are also communicated with the top of the vacuum filter chamber 9 through water inlets 10, and first electromagnetic valves are arranged on the water inlets 10; the bottom of the vacuum filter cavity 9 is provided with an outer ring which is inclined downwards, the vacuum filter cavity 9 is communicated with the top of the clear water cavity 18 through a plurality of water outlets 12 which are circumferentially distributed and arranged on the outer ring at the bottom of the vacuum filter cavity, and a second electromagnetic valve is further arranged on each water outlet 12; the lower part of the clear water cavity 18 is in a conical structure, and the bottom of the machine body 8 is provided with an outlet pipe 17 communicated with the middle of the clear water cavity 18.
The top of organism 8 still installs and is used for the force (forcing) pump 7 to grey water cavity 4 control pressurization, the side of organism 8 still installs and is used for the vacuum pump 21 to vacuum filter chamber 9 control evacuation, still install filtering component 11 in the vacuum filter chamber 9, still install the disturbance in the chamber 20 and subside the subassembly, just the upper end that the subassembly was subsided in the disturbance communicates with the bottom in grey water cavity 4.
Further, the pressurizing pump 7 is communicated with the top of the grey water chamber 4, and the vacuum pump 21 is communicated with the top of the vacuum filter chamber 9; a plurality of cleaning openings 22 are further arranged on the side wall of the machine body 8 at the upper side of the filtering component 11, and valves (not shown) are arranged on the cleaning openings 22, the sewage discharge pipe 16, the outlet pipe 17 and the inlet pipe 6.
Example 2
Referring to fig. 1-3, the present embodiment is different from embodiment 1 in that:
in this embodiment, as shown in fig. 2, the disturbance settlement component includes an inverted U-shaped tube 5, a rotating tube 19 and a blade 14, one end of the inverted U-shaped tube 5 is located at the bottom of the grey water chamber 4, the other end of the inverted U-shaped tube 5 is located at the middle upper portion of the settlement chamber 20, the inverted U-shaped tube 5 is fixedly connected to the body 8 between the grey water chamber 4 and the settlement chamber 20 in a sealing manner, the rotating tube 19 is rotatably mounted on the inverted U-shaped tube 5 in the settlement chamber 20, the lower end of the rotating tube 19 is sealed, the blade 14 having a hollow structure is mounted on the rotating tube 19, a plurality of water drainage holes 15 are formed in the blade 14, the plurality of water drainage holes 15 are communicated with the inverted U-shaped tube 5 through the inner cavity of the blade 14 and the rotating tube 19, the specific arrangement may be made by adopting the prior art, and when the water drainage holes 15.
In this embodiment, as shown in fig. 3, the filter assembly 11 is a horizontally arranged circular ring-shaped structure, the filter assembly 11 is installed in the middle of the vacuum filter chamber 9, the filter assembly 11 includes an upper rigid support net 25, a filter material 23, and a lower rigid support net 24, which are sequentially arranged from top to bottom, the aperture of the upper rigid support net 25 is larger than that of the lower rigid support net 24, and the filter material 23 includes an activated carbon adsorption plate and a polypropylene filter membrane, which are sequentially arranged from top to bottom.
The vacuum filter applied to the fly ash washing system is used for temporary storage of sewage after fly ash washing and addition of convenient treatment liquid through the ash water cavity 4, the ash water cavity 4 is pressurized by controlling the operation of the pressurizing pump 7, and the sewage in the ash water cavity 4 is controlled to enter the settling cavity 20 through the disturbance settling component; through the structural arrangement of the disturbance settlement component, when sewage is discharged through the water discharge hole 15, the whole formed by the blade 14 and the rotary drum 19 can rotate, so that the stirring effect is achieved, the sewage can be uniformly dispersed, and impurities in the sewage can be conveniently settled in the sewage discharge pipe 16; when the sedimentation chamber 20 is full of sewage, the sewage can enter the vacuum filter chamber 9 through the water inlet 10, the booster pump 7 is controlled to stop working, namely the sewage is not added into the vacuum filter chamber 9 any more, and one round of water adding of the vacuum filter chamber 9 is finished; the vacuum filter cavity 9 can be vacuumized by the operation of the vacuum pump 21, so that the filtering effect and efficiency of the filtering component 11 are improved; the clear water cavity 18 is used for temporary storage of the filtered water body; in addition, the inclined channel 3 is used for temporary storage of water and discharge of redundant gas, and the adaptability is good.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several variations and modifications without departing from the concept of the present invention, and these should be considered as the protection scope of the present invention, which will not affect the effect of the implementation of the present invention and the utility of the patent.

Claims (9)

1. The utility model provides a be applied to vacuum filter of flying dust rinse system, includes organism (8), its characterized in that:
the upper part of the machine body (8) is provided with a lime water cavity (4), the middle part of the lower side of the lime water cavity (4) is provided with a sedimentation cavity (20), the outer side of the sedimentation cavity (20) is provided with a vacuum filter cavity (9), and the lower side of the sedimentation cavity (20) is provided with a clear water cavity (18);
the top of the machine body (8) is also provided with a pressure pump (7) for controlling the pressurization of the ash water cavity (4);
a vacuum pump (21) for controlling the vacuum pumping of the vacuum filter cavity (9) is further installed on the side face of the machine body (8), and a filter assembly (11) is further installed in the vacuum filter cavity (9);
and a disturbance settlement assembly is further installed in the settlement cavity (20), and the upper end of the disturbance settlement assembly is communicated with the bottom of the ash water cavity (4).
2. The vacuum filter applied to the fly ash washing system as claimed in claim 1, wherein the upper part and the lower part of the ash water cavity (4) are both in a conical structure, and the top of the machine body (8) is provided with an inlet pipe (6) communicated with the middle of the ash water cavity (4);
the sedimentation cavity (20) is of a cylindrical structure, the bottom of the sedimentation cavity (20) is conical, a sewage discharge pipe (16) communicated with the middle of the sedimentation cavity (20) is arranged at the bottom of the machine body (8), and the lower end of the sewage discharge pipe (16) extends out of the bottom of the machine body (8).
3. The vacuum filter applied to the fly ash washing system as claimed in claim 2, wherein a plurality of inclined channels (3) are circumferentially distributed on the outer side of the upper part of the settling chamber (20), the inner ends of the inclined channels (3) are communicated with the settling chamber (20), the outer ends of the inclined channels (3) are communicated with the outside through an exhaust port (2) formed in the machine body (8), and an air filter screen (1) is installed on the exhaust port (2); the inner end of the inclined channel (3) is communicated with the top of the vacuum filtering cavity (9) through a water inlet (10), and a first electromagnetic valve is further installed on the water inlet (10).
4. The vacuum filter applied to the fly ash washing system as claimed in claim 3, wherein the vacuum filter chamber (9) is of an annular structure, the bottom of the vacuum filter chamber (9) is provided with an outer ring which is inclined downwards, the vacuum filter chamber (9) is communicated with the top of the clean water chamber (18) through a plurality of water outlets (12) which are circumferentially distributed and opened on the outer ring of the bottom of the vacuum filter chamber, and a second electromagnetic valve is further installed on the water outlets (12);
the lower part of the clear water cavity (18) is of a conical structure, and the bottom of the machine body (8) is provided with an outlet pipe (17) communicated with the middle of the clear water cavity (18).
5. A vacuum filter applied to a fly ash washing system according to claim 4, wherein the pressure pump (7) is communicated with the top of the ash cavity (4);
the vacuum pump (21) is communicated with the top of the vacuum filter cavity (9);
a plurality of cleaning openings (22) are further arranged on the side wall of the machine body (8) on the upper side of the filtering component (11).
6. A vacuum filter applied to a fly ash washing system according to any of claims 1 to 5, wherein the disturbing settling assembly comprises an inverted U-shaped pipe (5), a rotating drum (19) and vanes (14);
one end of the inverted U-shaped pipe (5) is positioned at the bottom of the ash cavity (4), the other end of the inverted U-shaped pipe (5) is positioned at the upper middle part of the settling cavity (20), and the inverted U-shaped pipe (5) is fixedly connected with a machine body (8) between the ash cavity (4) and the settling cavity (20) in a sealing manner;
a rotating drum (19) is rotatably mounted on the inverted U-shaped pipe (5) in the settling chamber (20), the lower end of the rotating drum (19) is sealed, a blade (14) with a hollow structure is mounted on the rotating drum (19), and a plurality of water drainage holes (15) are formed in the blade (14);
the plurality of the water drain holes (15) are communicated with the inverted U-shaped pipe (5) through the inner cavity of the blade (14) and the rotating drum (19); when the water drain hole (15) drains water, the whole formed by the blades (14) and the rotating drum (19) can rotate under the reaction force of water flow.
7. A vacuum filter applied to a fly ash washing system according to claim 6, wherein the filter assembly (11) is a horizontally arranged circular ring structure, and the filter assembly (11) is installed in the middle of the vacuum filter chamber (9);
the filter assembly (11) comprises an upper rigid supporting net (25), a filter material (23) and a lower rigid supporting net (24) which are sequentially arranged from top to bottom.
8. A vacuum filter applied to a fly ash washing system according to claim 7, wherein the aperture of the upper rigid supporting net (25) is larger than that of the lower rigid supporting net (24).
9. A vacuum filter applied to a fly ash washing system as claimed in claim 7, wherein the filter material (23) comprises an activated carbon adsorption plate and a polypropylene filter membrane which are arranged in sequence from top to bottom.
CN201911348894.2A 2019-12-24 2019-12-24 Vacuum filter applied to fly ash washing system Active CN110917719B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911348894.2A CN110917719B (en) 2019-12-24 2019-12-24 Vacuum filter applied to fly ash washing system

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Application Number Priority Date Filing Date Title
CN201911348894.2A CN110917719B (en) 2019-12-24 2019-12-24 Vacuum filter applied to fly ash washing system

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CN110917719A true CN110917719A (en) 2020-03-27
CN110917719B CN110917719B (en) 2021-11-19

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995004585A1 (en) * 1993-08-09 1995-02-16 Zuk, Incorporated Vacuum filtration device
JP2002316119A (en) * 2001-04-19 2002-10-29 Fuji Kikai Kk Method for treating fly ash
CN105502977A (en) * 2015-12-31 2016-04-20 中建材(合肥)环境与资源科技有限公司 Flying ash washing dechlorination system
CN208791502U (en) * 2018-06-14 2019-04-26 无锡市金希达新型建材有限公司 A kind of processing unit of manufacture of cement wet fly-ash

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995004585A1 (en) * 1993-08-09 1995-02-16 Zuk, Incorporated Vacuum filtration device
JP2002316119A (en) * 2001-04-19 2002-10-29 Fuji Kikai Kk Method for treating fly ash
CN105502977A (en) * 2015-12-31 2016-04-20 中建材(合肥)环境与资源科技有限公司 Flying ash washing dechlorination system
CN208791502U (en) * 2018-06-14 2019-04-26 无锡市金希达新型建材有限公司 A kind of processing unit of manufacture of cement wet fly-ash

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Inventor after: Geng Hairong

Inventor after: Zhang Jiandong

Inventor after: Yu Huanlong

Inventor before: Zhang Jiandong

Inventor before: Yu Huanlong

Inventor before: Geng Hairong

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Effective date of registration: 20230323

Address after: 901-2, Building 36, Hangzhou Bay New Economic Park, Hangzhou City, Zhejiang Province, 310000

Patentee after: Zhejiang Hehui Ecological Environment Technology Co.,Ltd.

Address before: Room 1518, building 1, 100 Jinyu Road, China (Shanghai) pilot Free Trade Zone, Pudong New Area, Shanghai, 200120

Patentee before: SHANGHAI HEHUI ECOLOGICAL ENVIRONMENTAL TECHNOLOGY CO.,LTD.

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