CN209865513U - Automatic filtering and discharging device for slurry - Google Patents
Automatic filtering and discharging device for slurry Download PDFInfo
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- CN209865513U CN209865513U CN201920586012.5U CN201920586012U CN209865513U CN 209865513 U CN209865513 U CN 209865513U CN 201920586012 U CN201920586012 U CN 201920586012U CN 209865513 U CN209865513 U CN 209865513U
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Abstract
The utility model discloses an automatic filtering and discharging device for slurry, which comprises a centrifugal filter, a filtrate collecting tank, a slurry storage tank and a waste gas absorption device; the centrifugal filter is provided with a slurry inlet, the centrifugal filter is connected with a filtrate collecting tank through a filtrate pipe, the filtrate collecting tank is connected with a material beating pump through a slurry pipe, and the rear part of the material beating pump is connected with a slurry storage tank; waste gas outlets are arranged on the centrifugal filter and the filtrate collecting tank, and each waste gas outlet is connected with the waste gas absorption device through a waste gas pipe; a floating ball liquid level meter is arranged in the filtrate collecting tank and connected with the knockout pump. The utility model provides a thick liquids automatic filtration discharging device has and can realize automatic discharging, and can be with all advantages such as collection processing of the waste gas that produces in the filter process, can satisfy the requirement of current production and environmental protection.
Description
Technical Field
The utility model relates to an automatic filtration discharging device of thick liquids belongs to the chemical industry equipment field.
Background
After the polyester slurry is produced, the polyester slurry is required to be filtered and discharged, at present, a lot of factories producing the polyester slurry still adopt a manual filtering and discharging mode, the automation degree of discharging and filtering equipment is low, waste gas in the discharging and filtering process cannot be effectively collected, the environmental protection requirements are stricter and stricter along with the gradual increase of the yield of the polyester slurry, and the manual filtering and discharging modes cannot meet the requirements of production and environmental protection.
There are also some patents reported in the prior art relating to automatic filtration discharge of slurry.
If, utility model with application number 201720311302.X discloses a vanadium thick liquids filtration system, contain the thick liquids jar, the thick liquids pump, the reflux valve, centrifuge, the filtrate jar, wash water jar, the thick liquids pipe, the filtrate pipe, wash water pipe and wash water control valve, the thick liquids pump is passed through to the bottom of thick liquids jar, the thick liquids pipe is connected with centrifuge's top, be equipped with the reflux valve between thick liquids pipe and the thick liquids jar, centrifuge's bottom is passed through the filtrate pipe and is connected with the filtrate jar, wash water jar's bottom is passed through the wash water pipe and is connected with centrifuge's top, be equipped with on the wash water pipe and wash water control valve.
Application number 201721376128.3's utility model discloses a thick liquids centrifugal filter, including lift fixing base and fixed plate, the lift fixing base include wallboard and bottom plate, set up in the inboard lifter plate of wallboard, fixed motor on the lifter plate, the lifter plate connection axis of rotation is passed to the bottom of motor, the fixed plate is connected to the one end of axis of rotation, and the fixed plate carries out fixed connection through bolt and filter vat, and the lifter plate descends, puts the filter vat into containing bucket, drives the filter vat through the axis of rotation on the motor and carries out the high-speed rotation, utilizes the filter screen of certain mesh number to realize centrifugal filtration, relies on the high-speed rotatory in-process of equipment to filter thick liquids from the silk screen of certain mesh number past.
However, in the above-mentioned existing filtration equipment, can't realize automatic discharging, and to the waste gas that produces in the filtering process all collect and handle, existing technique and equipment have been unable to satisfy higher and higher production and environmental protection requirement.
Disclosure of Invention
The utility model aims at providing a can realize automatic discharging, and can collect the thick liquids automatic filtration discharging device of processing with the waste gas that produces in the filtering process is whole.
The utility model provides a technical scheme that technical problem adopted is: an automatic filtering and discharging device for slurry comprises a centrifugal filter, a filtrate collecting tank, a slurry storage tank and a waste gas absorption device; the centrifugal filter is provided with a slurry inlet, the centrifugal filter is connected with a filtrate collecting tank through a filtrate pipe, the filtrate collecting tank is connected with a material beating pump through a slurry pipe, and the rear part of the material beating pump is connected with a slurry storage tank; waste gas outlets are arranged on the centrifugal filter and the filtrate collecting tank, and each waste gas outlet is connected with the waste gas absorption device through a waste gas pipe; a floating ball liquid level meter is arranged in the filtrate collecting tank and connected with the knockout pump.
Further, the centrifugal filter comprises a centrifugal separation area capable of performing solid-liquid separation through high-speed rotation and a filtrate collection area positioned on the periphery of the centrifugal separation area, wherein a filter screen is arranged between the centrifugal separation area and the filtrate collection area.
Furthermore, the centrifugal separation area and the filtrate collecting area are hermetically arranged, the top of the centrifugal separation area is provided with a slurry inlet, a filter bag which can be replaced periodically is arranged in the centrifugal separation area, and the bottom of the centrifugal separation area is provided with a driving motor; the top of the filtrate collecting region is provided with a first waste gas outlet, and the first waste gas outlet is connected with the waste gas absorption device through a waste gas pipe; and a filtrate outlet is formed in the lower part of the filtrate collecting region.
Further, a second waste gas outlet is formed in the top of the filtrate collecting tank, and the second waste gas outlet is connected with the waste gas absorption device through a waste gas pipe.
Further, a filtrate inlet is formed in the top of the filtrate collecting tank, and a filtrate outlet of the centrifugal filter is connected with the filtrate inlet through a filtrate pipe; and a slurry outlet is formed in the lower part of the filtrate collecting tank and is connected with the material beating pump through a slurry pipe.
Further, the waste gas absorption device adopts a water film absorption device.
The automatic filtering and discharging device has the following working modes: the produced slurry enters a centrifugal separation area in the middle of the centrifugal filter through a slurry inlet, solid-liquid separation is carried out through the centrifugal separation area rotating at high speed under the action of a driving motor, the filtrate enters a filtrate collection area through a filter screen, filter residues are concentrated in a filter bag of the centrifugal separation area, and the filter bag can be replaced after a certain amount of polyester slurry is filtered. Discharging the filtrate to a filtrate collecting tank through a filtrate pipe, wherein a floating ball liquid level meter is arranged in the filtrate collecting tank and is connected with a knockout pump; the liquid level of the filtrate is controlled by using the floating ball liquid level meter, and when a floating ball of the floating ball liquid level meter floats to a set liquid level, the knockout pump is automatically started to realize automatic knockout; when a floating ball of the floating ball liquid level meter is lowered to a set liquid level, the knockout pump stops working, knockout is suspended, and automatic knockout is realized. The waste gas that produces among the centrifugal filtration process collects the emission through first exhaust outlet, and the waste gas that produces in the filtrating collecting tank collects the emission through second exhaust outlet, and the waste gas that above-mentioned first exhaust outlet and second exhaust outlet were collected is concentrated to waste gas absorbing device and is handled, realizes the waste gas zero release of whole filtration ejection of compact process.
The utility model has the advantages that: compared with the prior art, the utility model provides a thick liquids automatic filtration discharging device has following several advantages:
1) a centrifugal filter is adopted for closed centrifugal separation, the slurry is filtered, all waste gas in the filtering and discharging process is collected and concentrated to a waste gas absorption device for treatment, and the environment-friendly requirement is met;
2) utilize the floater level gauge to control the liquid level of filtrating, when treating the floater come-up of floater level gauge to setting for the liquid level, the knockout pump automatic start realizes automatic knockout, satisfies automated production demand.
Drawings
Fig. 1 is a schematic structural view of the automatic filtering and discharging device provided by the present invention.
Wherein, 1-centrifugal filter; 2-a filtrate collecting zone; 3, filtering the filter screen; 4-centrifugal separation area; 5-slurry inlet; 6-a first exhaust gas outlet; 7-an exhaust gas pipe; 8-a waste gas absorption device; 9-a drive motor; 10-filtrate outlet; 11-a filtrate pipe; 12-filtrate inlet; 13-a second exhaust gas outlet; 14-slurry outlet; 15-a slurry pipe; 16-a material-beating pump; 17-a slurry storage tank; 18-filtrate collection tank; 19-floating ball liquid level meter.
Detailed Description
The invention is further illustrated by the following specific examples. These examples are intended to illustrate the invention and are not intended to limit the scope of the invention.
Examples
As shown in the figure, the automatic filtering and discharging device for the slurry comprises a centrifugal filter 1, a filtrate collecting tank 18, a slurry storage tank 17 and a waste gas absorption device 8. The centrifugal filter 1 comprises a centrifugal separation area 4 capable of performing solid-liquid separation through high-speed rotation and a filtrate collection area 2 positioned on the periphery of the centrifugal separation area 4, wherein a filter screen 3 is arranged between the centrifugal separation area 4 and the filtrate collection area 2. The centrifugal separation area 4 and the filtrate collection area 2 are both arranged in a sealing manner, the top of the centrifugal separation area 4 is provided with a slurry inlet 5, a filter bag (not shown) which can be replaced periodically is arranged in the centrifugal separation area 4, the bottom of the centrifugal separation area 4 is provided with a driving motor 9, the top of the filtrate collection area 2 is provided with a first waste gas outlet 6, and the first waste gas outlet 6 is connected with a waste gas absorption device 8 through a waste gas pipe 7; the lower part of the filtrate collecting area 2 is provided with a filtrate outlet 10.
A filtrate inlet 12 is formed in the top of the filtrate collecting tank 18, and a filtrate outlet 10 of the centrifugal filter 1 is connected with the filtrate inlet 12 through a filtrate pipe 11; the lower part of the filtrate collecting tank 18 is provided with a slurry outlet 14, the slurry outlet 14 is connected with the material beating pump 16 through a slurry pipe 15, and the rear part of the material beating pump 16 is connected with a slurry storage tank 17. A floating ball liquid level meter 19 is arranged in the filtrate collecting tank 18, and the floating ball liquid level meter 19 is connected with the material beating pump 16 in a control mode. The top of the filtrate collecting tank 18 is provided with a second waste gas outlet 13, and the second waste gas outlet 13 is connected with the waste gas absorption device 8 through a waste gas pipe 7. The waste gas absorption device 8 adopts a water film absorption device.
The automatic filtering and discharging device has the following working modes: the produced slurry enters a centrifugal separation area 4 in the middle of a centrifugal filter 1 through a slurry inlet 5, solid-liquid separation is carried out through the centrifugal separation area 4 rotating at high speed, the filtrate enters a filtrate collection area 2 through a filter screen 3, filter residues are collected in the centrifugal separation area 4, and after a certain amount of polyester slurry is filtered, the filter bag can be replaced. Filtrate is discharged to a filtrate collecting tank 18 through a filtrate pipe 11, a floating ball liquid level meter 19 is arranged in the filtrate collecting tank 18, and the floating ball liquid level meter 19 is connected with a material beating pump 16 in a control mode; the liquid level of the filtrate is controlled by using the floating ball liquid level meter 19, and when a floating ball of the floating ball liquid level meter 19 floats to a set liquid level, the material beating pump 16 is automatically started to realize automatic material beating; when the floating ball of the floating ball liquid level meter 19 is lowered to the set liquid level, the material beating pump 16 stops working, and the material beating is suspended, so that the automatic material beating is realized. The waste gas that produces among the centrifugal filtration process collects the emission through first exhaust outlet 6, and the waste gas that produces in the filtrating collection tank 18 collects the emission through second exhaust outlet 13, and the waste gas that above-mentioned first exhaust outlet 6 and second exhaust outlet 13 were collected is concentrated to waste gas absorbing device 8 and is handled, realizes the waste gas zero release of whole filtration ejection of compact process.
The above embodiments are only used for illustrating the present invention, and not for limiting the present invention, and those skilled in the relevant technical field can make various changes and modifications without departing from the spirit and scope of the present invention, so that all equivalent technical solutions also belong to the scope of the present invention, and the protection scope of the present invention should be defined by the claims.
Claims (6)
1. The utility model provides an automatic filtration discharging device of thick liquids which characterized in that: the automatic filtering and discharging device comprises a centrifugal filter, a filtrate collecting tank, a slurry storage tank and a waste gas absorption device; the centrifugal filter is provided with a slurry inlet, the centrifugal filter is connected with a filtrate collecting tank through a filtrate pipe, the filtrate collecting tank is connected with a material beating pump through a slurry pipe, and the rear part of the material beating pump is connected with a slurry storage tank; waste gas outlets are arranged on the centrifugal filter and the filtrate collecting tank, and each waste gas outlet is connected with the waste gas absorption device through a waste gas pipe; a floating ball liquid level meter is arranged in the filtrate collecting tank and connected with the knockout pump.
2. The automatic slurry filtering and discharging device of claim 1, wherein: the centrifugal filter comprises a centrifugal separation area and a filtrate collection area, wherein the centrifugal separation area can perform solid-liquid separation through high-speed rotation, the filtrate collection area is positioned on the periphery of the centrifugal separation area, and a filter screen is arranged between the centrifugal separation area and the filtrate collection area.
3. The automatic slurry filtering and discharging device of claim 2, wherein: the centrifugal separation area and the filtrate collection area are hermetically arranged, the top of the centrifugal separation area is provided with a slurry inlet, a filter bag which can be replaced periodically is arranged in the centrifugal separation area, and the bottom of the centrifugal separation area is provided with a driving motor; the top of the filtrate collecting region is provided with a first waste gas outlet, and the first waste gas outlet is connected with the waste gas absorption device through a waste gas pipe; and a filtrate outlet is formed in the lower part of the filtrate collecting region.
4. The automatic slurry filtering and discharging device of claim 1, wherein: the top of filtrating collection tank is equipped with the second waste gas outlet, the second waste gas outlet pass through the waste gas pipe with waste gas absorbing device links to each other.
5. The automatic slurry filtering and discharging device according to claim 4, wherein: the top of the filtrate collecting tank is provided with a filtrate inlet, and a filtrate outlet of the centrifugal filter is connected with the filtrate inlet through a filtrate pipe; and a slurry outlet is formed in the lower part of the filtrate collecting tank and is connected with the material beating pump through a slurry pipe.
6. The automatic slurry filtering and discharging device as claimed in claim 1, 3 or 4, wherein: the waste gas absorption device adopts a water film absorption device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920586012.5U CN209865513U (en) | 2019-04-26 | 2019-04-26 | Automatic filtering and discharging device for slurry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920586012.5U CN209865513U (en) | 2019-04-26 | 2019-04-26 | Automatic filtering and discharging device for slurry |
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| Publication Number | Publication Date |
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| CN209865513U true CN209865513U (en) | 2019-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920586012.5U Active CN209865513U (en) | 2019-04-26 | 2019-04-26 | Automatic filtering and discharging device for slurry |
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| CN (1) | CN209865513U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113751288A (en) * | 2021-08-31 | 2021-12-07 | 安徽金阳金属结构工程有限公司 | Steel construction coating recovery unit |
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2019
- 2019-04-26 CN CN201920586012.5U patent/CN209865513U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113751288A (en) * | 2021-08-31 | 2021-12-07 | 安徽金阳金属结构工程有限公司 | Steel construction coating recovery unit |
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Address after: 314004 bujiao Road, Jiaxing Industrial Park, Jiaxing City, Zhejiang Province Patentee after: Satellite Chemical Co.,Ltd. Address before: 314000 bujiao Road, Jiaxing Industrial Park, Jiaxing City, Zhejiang Province Patentee before: ZHEJIANG SATELLITE PETRO CHEMICAL Co.,Ltd. |