CN214232930U - Pneumatic filter pressing equipment - Google Patents
Pneumatic filter pressing equipment Download PDFInfo
- Publication number
- CN214232930U CN214232930U CN202120053116.7U CN202120053116U CN214232930U CN 214232930 U CN214232930 U CN 214232930U CN 202120053116 U CN202120053116 U CN 202120053116U CN 214232930 U CN214232930 U CN 214232930U
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- China
- Prior art keywords
- pipe
- water
- pressing
- filter
- pump
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000003825 pressing Methods 0.000 title claims abstract description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 72
- 239000010802 sludge Substances 0.000 claims abstract description 31
- 238000007664 blowing Methods 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 7
- 238000003860 storage Methods 0.000 claims description 7
- 238000011085 pressure filtration Methods 0.000 claims 5
- 230000003020 moisturizing effect Effects 0.000 claims 3
- 239000012065 filter cake Substances 0.000 abstract description 12
- 230000009471 action Effects 0.000 abstract description 3
- 238000001125 extrusion Methods 0.000 abstract description 3
- 238000007599 discharging Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
Images
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- Treatment Of Sludge (AREA)
Abstract
The utility model belongs to the technical field of sludge treatment, and discloses pneumatic filter pressing equipment, which comprises a sludge tank, an electrolytic cell, a pressing water tank and an air compressor, wherein a first conveying pipe is connected between the sludge tank and the electrolytic cell, a feeding pump is arranged on the side wall of the electrolytic cell through a pipeline, a discharging end of the feeding pump is connected with a second conveying pipe, a filter press is arranged at one end of the second conveying pipe, which is far away from the feeding pump, a pressing pump is arranged on the side wall of the pressing water tank through a pipeline, and a water outlet end of the pressing pump is connected with a water supply pipe, the utility model discloses can utilize the pressing pump to pump water in the pressing water tank, and send the water into a die cavity of the filter press through the water supply pipe so as to improve the pressure of filter pressing, and a filter cake is extruded by the expansion of a diaphragm, the water in the filter cake can be fully extruded and discharged under the action of the pressure of the diaphragm, and the filter cake taken out from the filter press can be put into use, does not need subsequent re-extrusion, and is time-saving and labor-saving.
Description
Technical Field
The utility model belongs to the technical field of sludge treatment, concretely relates to pneumatic filter-pressing equipment.
Background
The sludge is a solid precipitate generated in the water and sewage treatment process, the sludge treatment is a reduction, stabilization and harmless processing process of concentrating, tempering, dehydrating, stabilizing, drying or incinerating the sludge, wherein the filter pressing treatment is also an important step in the sludge treatment, and the filter pressing is a mechanical device which utilizes a special filter medium to apply a certain pressure to an object to dialyze liquid, and is a common solid-liquid separation device.
However, the existing equipment for sludge filter-pressing treatment is complex, the treatment effect is poor, and the requirement of large-batch sludge treatment is difficult to meet.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pneumatic filter-pressing equipment to it is comparatively complicated to provide traditional sludge filter-pressing treatment facility in solving above-mentioned background art, and the treatment effect is not good, is difficult to satisfy the problem that big batch sludge treatment needs.
In order to achieve the above object, the utility model provides a following technical scheme: a pneumatic filter pressing device comprises a sludge pool, an electrolytic cell, a squeezing water tank and an air compressor, wherein a first conveying pipe is connected between the sludge pool and the electrolytic cell, a feeding pump is arranged on the side wall of the electrolytic cell through a pipeline, a second conveying pipe is connected to the discharge end of the feeding pump, a filter press is arranged at one end, away from the feeding pump, of the second conveying pipe, a squeezing pump is arranged on the side wall of the squeezing water tank through a pipeline, a water feeding pipe is connected to the liquid outlet end of the squeezing pump, one end, away from the squeezing pump, of the water feeding pipe is connected with a water inlet of the filter press, a first air feeding pipe is connected to the air outlet end of the air compressor, a gas storage tank is arranged at one end, away from the air compressor, of the first air feeding pipe, a second air feeding pipe is connected to the upper end of the side wall of the gas storage tank, and the air inlet end, away from the gas storage tank, of the second air feeding pipe is connected with the air inlet end of the filter press, the filter press is characterized in that a rapping trolley is mounted inside the filter press, a back-blowing air inlet is formed in one side of the top end of the filter press, and an air inlet pipe is connected between the back-blowing air inlet and the second air supply pipe.
Preferably, the top of the squeezing water tank is connected with a water replenishing pipe, and a water replenishing valve is installed on the water replenishing pipe.
Preferably, the upper end of the side wall of the pressing water tank is connected with an overflow pipe, and the overflow pipe is provided with an overflow valve.
Preferably, the second conveying pipe is provided with a pressure transmitter and a diaphragm anti-seismic pressure gauge, and the diaphragm anti-seismic pressure gauge is positioned beside the pressure transmitter.
Preferably, one end of the second conveying pipe, which is close to the feed inlet of the filter press, is connected with a return pipe, and the return pipe is provided with a return valve.
Preferably, a liquid level meter is installed on the squeezing water tank, and valves are installed on the second air supply pipe, the water supply pipe and the air inlet pipe.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model discloses a pneumatic filter-pressing equipment simple structure is reasonable, and the operation is safe simple and convenient, low in production cost, and the energy consumption is low, and filter-pressing efficiency is high simultaneously, has reduced working strength, has increased work efficiency, also satisfies in big batch sludge treatment's needs when satisfying economy, environmental protection requirement.
(2) The utility model discloses water in the usable squeezing pump extraction squeezing water jar is delivered to the diaphragm intracavity of pressure filter with water via the flow pipe to improve filter-pressing pressure, diaphragm inflation extrusion filter cake can fully extrude the discharge with the moisture in the filter cake under the effect of diaphragm pressure, and the filter cake of taking out from the pressure filter can come into use, need not follow-up extrusion again, comparatively labour saving and time saving.
(3) The utility model discloses can let in gas to the blowback air inlet via the intake pipe, can effectively carry out the blowback to the filter chamber in the filter press, enable the mud and reverse blow back sludge impoundment, can avoid the jam of filter chamber, do benefit to and clear up comparatively convenient and practical to the inside of filter press.
Drawings
Fig. 1 is a schematic structural view of the present invention;
in the figure: 1. a sludge tank; 2. a first delivery pipe; 3. an electrolytic cell; 4. a pressing water tank; 5. a squeeze pump; 6. a filter press; 7. rapping the trolley; 8. a feed pump; 9. a second delivery pipe; 10. a return pipe; 11. an air compressor; 12. a gas storage tank; 13. a first air supply pipe; 14. a second air supply pipe; 15. a back-blowing air inlet; 16. a water supply pipe; 17. an overflow pipe; 18. a water replenishing pipe; 19. an air inlet pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, the present invention provides the following technical solutions: a pneumatic filter pressing device comprises a sludge pool 1, an electrolytic cell 3, a pressing water tank 4 and an air compressor 11, wherein a first conveying pipe 2 is connected between the sludge pool 1 and the electrolytic cell 3, a feeding pump 8 is installed on the side wall of the electrolytic cell 3 through a pipeline, a second conveying pipe 9 is connected at the discharge end of the feeding pump 8, a filter press 6 is installed at one end, far away from the feeding pump 8, of the second conveying pipe 9, a pressing pump 5 is installed on the side wall of the pressing water tank 4 through a pipeline, a water feeding pipe 16 is connected at the liquid outlet end of the pressing pump 5, one end, far away from the pressing pump 5, of the water feeding pipe 16 is connected with a water inlet of the filter press 6, water in the pressing water tank 4 is extracted through the pressing pump 5 and is fed into a diaphragm cavity of the filter press 6 through the water feeding pipe 16 so as to improve the filter pressing pressure, a diaphragm expands to press a filter cake, water in the filter cake can be fully extruded and discharged under the action of the diaphragm pressure, the filter cake taken out from the filter press 6 can be put into use, need not follow-up reextrusion, it is comparatively labour saving and time saving, the end of giving vent to anger of air compressor 11 is connected with first blast pipe 13, the one end that air compressor 11 was kept away from to first blast pipe 13 is installed gas holder 12, the lateral wall upper end of gas holder 12 is connected with second blast pipe 14, the one end that gas holder 12 was kept away from to second blast pipe 14 links to each other with the inlet end of pressure filter 6, the internally mounted of pressure filter 6 shakes and beats dolly 7, and top one side of pressure filter 6 is equipped with blowback air inlet 15, be connected with intake pipe 19 between blowback air inlet 15 and the second blast pipe 14, can let in gas to blowback air inlet 15 via intake pipe 19, can effectively carry out the blowback to the filter chamber in the pressure filter 6, enable mud reverse blowing back sludge impoundment 1, can avoid the jam of filter chamber to clear up the inside of pressure filter 6, and is comparatively convenient and practical.
Furthermore, the top end of the squeezing water tank 4 is connected with a water replenishing pipe 18, a water replenishing valve is installed on the water replenishing pipe 18, and when the water amount in the squeezing water tank 4 is insufficient, water can be replenished through the water replenishing pipe 18, so that convenience is brought.
Furthermore, the upper end of the side wall of the pressing water tank 4 is connected with an overflow pipe 17, the overflow pipe 17 is provided with an overflow valve, and when the water level in the pressing water tank 4 is too high or the pressure is too high, the overflow valve can be opened to drain water or release pressure through the overflow pipe 17.
Further, install pressure transmitter and diaphragm antidetonation manometer on the second conveyer pipe 9, the diaphragm antidetonation manometer is located pressure transmitter's side, can master second conveyer pipe 9 internal pressure in real time through diaphragm antidetonation manometer, and the appearance can in time be discover unusually.
Furthermore, one end of the second conveying pipe 9, which is close to the feed inlet of the filter press 6, is connected with a return pipe 10, a return valve is installed on the return pipe 10, and partial sludge can return to the sludge tank 1 through the return pipe 10, so that the difficulty in treating the sludge in the sludge tank 1 can be reduced.
Further, squeeze and install the level gauge on the water pitcher 4, all install the valve on second air supply pipe 14, water supply pipe 16 and the intake pipe 19, can know the volume of squeezing the water pitcher 4 internal water in real time through the level gauge, can in time know when the water yield is not enough.
The utility model discloses a theory of operation and use flow: when the utility model is used, the sludge in the sludge pool 1 firstly enters the electrolytic cell 3 through the first delivery pipe 2 for electrolysis, then the sludge is extracted through the feed pump 8 and is sent into the filter press 6 through the second delivery pipe 9 for filter pressing, wherein, the water in the squeezing water tank 4 is extracted through the squeezing pump 5, the water is sent into the diaphragm cavity of the filter press 6 through the water supply pipe 16 to improve the filter pressing pressure, the diaphragm expands to squeeze the filter cake, the water in the filter cake can be fully squeezed and discharged under the action of the diaphragm pressure, the filter cake taken out from the filter press 6 can be put into use without subsequent re-squeezing, time and labor are saved, in addition, gas can be introduced into the back-blowing gas inlet 15 through the gas inlet pipe 19, the back blowing can be effectively carried out on the filter chamber in the filter press 6, the sludge can be reversely blown back to the sludge pool 1, the blockage of the filter chamber can be avoided, the cleaning of the inside of the filter press 6 is facilitated, in addition, when the amount of water in the squeeze water tank 4 is insufficient, water can be supplemented through the water supplement pipe 18, which is convenient.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A pneumatic filter pressing device is characterized in that: comprises a sludge tank (1), an electrolytic cell (3), a squeezing water tank (4) and an air compressor (11), wherein a first conveying pipe (2) is connected between the sludge tank (1) and the electrolytic cell (3), a feed pump (8) is installed on the side wall of the electrolytic cell (3) through a pipeline, a discharge end of the feed pump (8) is connected with a second conveying pipe (9), a filter press (6) is installed at one end, far away from the feed pump (8), of the second conveying pipe (9), a squeezing pump (5) is installed on the side wall of the squeezing water tank (4) through a pipeline, a liquid outlet end of the squeezing pump (5) is connected with a water supply pipe (16), one end, far away from the squeezing pump (5), of the water supply pipe (16) is connected with a water inlet of the filter press (6), an air outlet end of the air compressor (11) is connected with a first air supply pipe (13), one end, far away from the air compressor (11), of the first air supply pipe (13) is installed with an air storage tank (12), the filter press is characterized in that a second air supply pipe (14) is connected to the upper end of the side wall of the air storage tank (12), one end, far away from the air storage tank (12), of the second air supply pipe (14) is connected with the air inlet end of the filter press (6), a rapping trolley (7) is installed inside the filter press (6), a back-blowing air inlet (15) is formed in one side of the top end of the filter press (6), and an air inlet pipe (19) is connected between the back-blowing air inlet (15) and the second air supply pipe (14).
2. A pneumatic pressure filtration apparatus as claimed in claim 1 wherein: the top of squeezing water tank (4) is connected with moisturizing pipe (18), install the moisturizing valve on moisturizing pipe (18).
3. A pneumatic pressure filtration apparatus as claimed in claim 1 wherein: the upper end of the side wall of the squeezing water tank (4) is connected with an overflow pipe (17), and the overflow pipe (17) is provided with an overflow valve.
4. A pneumatic pressure filtration apparatus as claimed in claim 1 wherein: and a pressure transmitter and a diaphragm anti-seismic pressure gauge are installed on the second conveying pipe (9), and the diaphragm anti-seismic pressure gauge is positioned beside the pressure transmitter.
5. A pneumatic pressure filtration apparatus as claimed in claim 1 wherein: and one end of the second conveying pipe (9) close to the feed inlet of the filter press (6) is connected with a return pipe (10), and the return pipe (10) is provided with a return valve.
6. A pneumatic pressure filtration apparatus as claimed in claim 1 wherein: a liquid level meter is arranged on the squeezing water tank (4), and valves are arranged on the second air supply pipe (14), the water supply pipe (16) and the air inlet pipe (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120053116.7U CN214232930U (en) | 2021-01-08 | 2021-01-08 | Pneumatic filter pressing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120053116.7U CN214232930U (en) | 2021-01-08 | 2021-01-08 | Pneumatic filter pressing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214232930U true CN214232930U (en) | 2021-09-21 |
Family
ID=77724923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120053116.7U Expired - Fee Related CN214232930U (en) | 2021-01-08 | 2021-01-08 | Pneumatic filter pressing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214232930U (en) |
-
2021
- 2021-01-08 CN CN202120053116.7U patent/CN214232930U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210921 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |