CN221181781U - Filter pressing device capable of automatically washing - Google Patents
Filter pressing device capable of automatically washing Download PDFInfo
- Publication number
- CN221181781U CN221181781U CN202323244738.6U CN202323244738U CN221181781U CN 221181781 U CN221181781 U CN 221181781U CN 202323244738 U CN202323244738 U CN 202323244738U CN 221181781 U CN221181781 U CN 221181781U
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- Prior art keywords
- valve
- liquid outlet
- pipe
- feed
- liquid
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- 238000003825 pressing Methods 0.000 title claims abstract description 44
- 238000005406 washing Methods 0.000 title description 5
- 239000007788 liquid Substances 0.000 claims abstract description 88
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 52
- 239000000706 filtrate Substances 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims abstract description 5
- 238000007599 discharging Methods 0.000 claims description 10
- 238000001914 filtration Methods 0.000 claims description 4
- 238000011001 backwashing Methods 0.000 abstract 1
- 239000012065 filter cake Substances 0.000 description 14
- 238000000034 method Methods 0.000 description 7
- 238000004140 cleaning Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000002386 leaching Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 238000011010 flushing procedure Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
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- Paper (AREA)
Abstract
The utility model relates to the technical field of filter pressing plate frames, in particular to an automatically-washable filter pressing device which comprises an ore pulp groove, a filtrate groove and a plurality of filter pressing plate frames, wherein a feed inlet and a liquid outlet are respectively arranged on the filter pressing plate frames, a feed pipe is arranged between the feed inlet and the ore pulp groove and communicated with the filtrate groove through the feed pipe, a material suction machine, a feed valve, a liquid discharge pipe, a feed pipe and a discharge valve are sequentially arranged on the feed pipe from one side close to the ore pulp groove to one side close to the feed inlet, the backwashing liquid groove is communicated with the feed pipe through the liquid discharge pipe, the water groove is communicated with the feed pipe through the feed pipe, the liquid discharge pipe is provided with the liquid discharge valve, and the feed pipe is provided with the feed valve.
Description
Technical Field
The utility model relates to the technical field of filter pressing plate frames, in particular to a filter pressing device capable of automatically washing.
Background
Conventional filter presses have various problems in the filter pressing process. Firstly, the mode of middle feeding and side liquid discharging is adopted, so that splashing is easy to occur, the operation environment is affected, and the health of operators can be threatened for toxic liquid. In the filter pressing process, as valuable metals in tailings are extracted, gaps are large, so that the water content of a filter cake after filter pressing is between 30% and 35%, which means that a certain amount of valuable metals are lost, and the recovery rate of the whole process is affected. Finally, due to the limitation of the current production process, the reaction liquid-solid ratio is low, the fluidity of the slurry is poor, the pipeline is easy to be blocked, and an unstable factor is brought to the production process.
To this end, the application number is 202222055276.2 a filter-pressing device of self-cleaning inlet pipe, including ore pulp groove, filter-pressing plate frame, liquid filtering groove, basin and waste liquid groove, the feed inlet is installed in the upper left corner of filter-pressing plate frame, the water inlet is installed in the upper right corner of filter-pressing plate frame, the liquid outlet is all installed to the bottom both sides of filter-pressing plate frame, the ore pulp groove with install the inlet pipe between the feed inlet, both sides the liquid outlet with install same drain pipe between the liquid filtering groove three, the feed inlet with install the connecting pipe between the water inlet, the basin with install the inlet tube between the water inlet, the inlet tube with install the blow off pipe between the waste liquid groove.
Above-mentioned scheme is nevertheless can play certain cleaning performance to the inlet pipe, but discovers in practical application, sets up the water inlet alone to communicate its and feed inlet through the connecting pipe, and the structure is complicated, and the water in the basin flows to the inlet pipe along water inlet, connecting pipe, feed inlet through the inlet tube during the implementation, and wherein a portion water can flow into the filter press board frame inside through the feed inlet, leads to finally flowing to the water yield reduction of inlet pipe, and then leads to the not good problem of washing effect.
Disclosure of utility model
The purpose of this scheme is to provide a filter-pressing device that can wash voluntarily to solve the not good problem of inlet pipe cleaning performance that rivers are dispersed and lead to.
In order to achieve the above purpose, this scheme provides a filter pressing device that can wash automatically, including ore pulp groove, filter pressing board frame and filtrating groove, be equipped with feed inlet and liquid outlet on the filter pressing board frame respectively, be provided with the inlet pipe between feed inlet and the ore pulp groove and communicate through the inlet pipe, liquid outlet and filtrating groove intercommunication, be equipped with material extractor, feed valve, fluid-discharge tube, inlet tube and bleeder valve on the inlet pipe in proper order from being close to ore pulp groove one side to being close to feed inlet one side, back flush cistern passes through fluid-discharge tube and inlet pipe intercommunication, the basin passes through inlet tube and inlet pipe intercommunication, be equipped with the fluid-discharge valve on the fluid-discharge tube, be equipped with the water intaking valve on the inlet tube.
The principle of the scheme is as follows: after the filter pressing is finished, a discharge valve and a water inlet valve are opened, a feed valve and a drain valve are closed, water in a water tank is led into a feed inlet of a filter pressing plate frame through a water inlet pipe, a filter cake is leached, and leaching liquid flows into a filter liquid tank through a liquid outlet; after the filter cake is leached, a water inlet valve and a liquid discharge valve are opened, a feed valve and a discharge valve are closed, a water pump is started, water in a water tank cleans a feed pipe through a water inlet pipe, and cleaning liquid finally flows into a backwash liquid tank.
The technical effect of this scheme lies in: according to the scheme, the equipment is automatically washed, on one hand, the filter cake is leached, a certain amount of filtrate is contained in the filter cake after filter pressing, valuable metals can be further recovered through leaching, and the recovery rate is improved; on the other hand, the feeding pipe is cleaned, so that the blocking condition of the feeding pipe can be greatly reduced, the burden of periodic maintenance equipment is reduced, and the workload of field personnel is reduced; meanwhile, the water inlet pipe is directly communicated with the feed pipe, the structure is simple, the operation is easy, the filter cake and the feed pipe are independently washed through the control valve, and the problem that water flows to the feed pipe and the filter pressing plate frame are dispersed at the same time, so that the washing effect is poor is effectively prevented.
Further, a plurality of the two sides of the filter press plate frame are respectively perforated and communicated to form a first through hole and a second through hole, the liquid outlet comprises a first liquid outlet and a second liquid outlet, the first liquid outlet is communicated with the first through hole, and the second liquid outlet is communicated with the second through hole. The liquid outlet mode of the traditional filter press is that liquid outlets are respectively arranged on two sides of each filter press plate frame and then are led into a filtrate tank through an arc-shaped liquid receiving opening, in the process, the number of the liquid outlets is large, the liquid outlet range is large, and filtrate is extremely likely to splash out from the arc-shaped liquid receiving opening during liquid outlet, so that the working environment is polluted; the mode of liquid is gone out from the side to this scheme change, opens the filter-pressing plate frame both sides from inside, and finally left and right sides respectively form a liquid outlet, simple structure has effectively avoided the easy problem that splashes of traditional side mode of going out simultaneously.
Further, the device also comprises a gas tank and a gas pipe, wherein the gas tank is communicated with the second liquid outlet through the gas pipe. After the filter pressing is finished, the discharge valve is closed, the air tank ventilates to the filter pressing plate frame from the liquid outlet through the air pipe, air pressure is carried out on the filter cake, air pressure liquid flows into the filter liquid groove from the liquid outlet, and the water content of the filter cake after the filter pressing can be effectively reduced.
Further, the feeding valve, the discharging valve, the water inlet valve and the liquid discharging valve are all electromagnetic valves. Compared with the common valve, the electromagnetic valve can be automatically controlled without human intervention.
Further, the feeding valve, the discharging valve, the water inlet valve and the liquid discharge valve are all one-way valves. The one-way valve can effectively prevent liquid from flowing back in the running process of the equipment.
Further, the diameter of the feeding pipe is 80-100mm, the diameter of the water inlet pipe is 80-100mm, and the diameter of the liquid outlet is 50-70mm.
Drawings
Fig. 1 is a schematic overall structure of an embodiment of the present utility model.
Detailed Description
The following is a further detailed description of the embodiments:
Reference numerals in the drawings of the specification include: 1. a pulp tank; 2. a material extracting machine; 3. a feed valve; 4. a feed pipe; 5. a discharge valve; 6. a filter plate frame; 7. a feed inlet; 8. a first liquid outlet; 9. a second liquid outlet; 10. a filtrate tank; 11. a water tank; 12. a water pump; 13. a water inlet pipe; 14. a water inlet valve; 15. a liquid discharge valve; 16. a back flushing liquid tank; 17. a gas tank; 18. and an air pipe.
An example is substantially as shown in figure 1:
The utility model provides a filter pressing device that can wash automatically, including ore pulp groove 1, filtrate groove 10 and a plurality of filter pressing board frame 6, wherein, feed inlet 7 has been seted up to the upper left corner of filter pressing board frame 6, the inside first through-hole of formation and second through-hole of punching respectively in lower left corner and the lower right corner of filter pressing board frame 6, first through-hole and first liquid outlet 8 intercommunication, the second through-hole communicates with second liquid outlet 9, the diameter of first liquid outlet 8 and second liquid outlet 9 all sets up to 50-70mm, specific first liquid outlet 8 and second liquid outlet 9 are symmetrical about the center axis of filter pressing board frame 6; a feeding pipe 4 is arranged between the feeding hole 7 and the ore pulp tank 1 and is communicated with the feeding pipe 4, the diameter of the feeding pipe 4 is 80-100mm, a pumping machine 2, a feeding valve 3, a liquid discharge pipe, a water inlet pipe 13 and a discharge valve 5 are sequentially arranged on the feeding pipe 4 from one side close to the ore pulp tank 1 to one side close to the feeding hole 7, all valves are electromagnetic one-way valves, a back flushing liquid tank 16 is communicated with the feeding pipe 4 through the liquid discharge pipe, a water tank 11 is communicated with the feeding pipe 4 through the water inlet pipe 13, a liquid discharge valve 15 is arranged on the liquid discharge pipe, a water inlet valve 14 is arranged on the water inlet pipe 13, and the diameter of the water inlet pipe 13 is 80-100mm; in order to facilitate the wind pressure of the filter cake in the filter pressing plate frame 6, a gas pipe 18 is connected to the second liquid outlet 9, and a gas tank 17 is connected to the gas pipe 18.
In specific implementation, the method comprises the following 6 steps:
1. And (3) filter pressing: the feeding valve 3 and the discharging valve 5 are opened, the water inlet valve 14 and the liquid outlet valve 15 are closed, the material extractor 2 is opened, ore pulp in the ore pulp tank 1 is led into the feeding port 7 of the filter pressing plate frame 6 through the feeding pipe 4 for press filtration, at this time, the first liquid outlet 8 on the left side and the second liquid outlet 9 on the right side are in an open state, and filtrate flows into the filtrate tank 10 through the first liquid outlet 8 and the second liquid outlet 9.
2. Leaching filter cakes: the discharge valve 5 and the water inlet valve 14 are opened, the feed valve 3 and the drain valve 15 are closed, the water pump 12 is started, water in the water tank 11 is led into the feed inlet 7 of the filter pressing plate frame 6 through the water inlet pipe 13, the filter cake is leached, and leacheate flows into the filter liquid tank 10 through the first liquid outlet 8 and the second liquid outlet 9.
3. Cleaning the feeding pipe 4: the water inlet valve 14 and the drain valve 15 are opened, the feed valve 3 and the discharge valve 5 are closed, the water pump 12 is started, the water in the water tank 11 cleans the feed pipe 4 through the water inlet pipe 13, and the cleaning liquid finally flows into the backwash liquid tank 16.
4. Wind pressure: closing the discharge valve 5, and ventilating the air tank 17 from the second liquid outlet 9 to the filter pressing plate frame 6 through the air pipe 18 to wind pressure the filter cake to make the internal pressure of the filter cake be 0.6-0.8Mpa, and enabling wind pressure liquid to flow into the filter liquid tank 10 from the first liquid outlet 8.
5. Decompression: after the wind pressure flow is finished, the feeding valve 3 and the water inlet valve 14 are closed, the discharging valve 5 and the liquid discharging valve 15 are opened to release pressure, and the gas in the filter pressing plate frame 6 is discharged.
6. And (3) unloading: the filter cake in the filter pressing plate frame 6 is removed.
The foregoing is merely an embodiment of the present utility model, the present utility model is not limited to the field of this embodiment, and the specific structures and features well known in the schemes are not described in any way herein, so that those skilled in the art will know all the prior art in the field before the application date or priority date of the present utility model, and will have the capability of applying the conventional experimental means before the date, and those skilled in the art may, in light of the present utility model, complete and implement the present scheme in combination with their own capabilities, and some typical known structures or known methods should not be an obstacle for those skilled in the art to practice the present utility model. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present utility model, and these should also be considered as the scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the utility of the patent. The protection scope of the present utility model is subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.
Claims (6)
1. The utility model provides a filter-pressing device that can wash automatically, includes ore pulp groove (1), filtrate groove (10) and a plurality of filter-pressing plate frame (6), its characterized in that: be equipped with feed inlet (7) and liquid outlet on filter-pressing bezel (6) respectively, be provided with inlet pipe (4) and communicate through inlet pipe (4) between feed inlet (7) and ore pulp groove (1), liquid outlet and liquid filtering groove (10) intercommunication, be equipped with material sucking machine (2), feed valve (3), fluid-discharge tube, inlet tube (13) and bleeder valve (5) on inlet pipe (4) in proper order from being close to ore pulp groove (1) one side to being close to feed inlet (7) one side, back flush cistern (16) are through fluid-discharge tube and inlet pipe (4) intercommunication, and basin (11) are through inlet tube (13) and inlet pipe (4) intercommunication, be equipped with fluid-discharge valve (15) on the fluid-discharge tube, be equipped with water intaking valve (14) on inlet tube (13).
2. The automatically washable filter press of claim 1, wherein: the two sides of the filter pressing plate frame (6) are respectively perforated and communicated to form a first through hole and a second through hole, the liquid outlet comprises a first liquid outlet (8) and a second liquid outlet (9), the first liquid outlet (8) is communicated with the first through hole, and the second liquid outlet (9) is communicated with the second through hole.
3. The automatically washable filter press of claim 1, wherein: the device also comprises a gas tank (17) and a gas pipe (18), wherein the gas tank (17) is communicated with the second liquid outlet (9) through the gas pipe (18).
4. The automatically washable filter press of claim 1, wherein: the feeding valve (3), the discharging valve (5), the water inlet valve (14) and the liquid discharging valve (15) are all electromagnetic valves.
5. The automatically washable filter press of claim 1, wherein: the feeding valve (3), the discharging valve (5), the water inlet valve (14) and the liquid discharge valve (15) are all one-way valves.
6. The automatically washable filter press of claim 1, wherein: the diameter of the feed pipe (4) is 80-100mm, the diameter of the water inlet pipe (13) is 80-100mm, and the diameter of the liquid outlet is 50-70mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323244738.6U CN221181781U (en) | 2023-11-30 | 2023-11-30 | Filter pressing device capable of automatically washing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323244738.6U CN221181781U (en) | 2023-11-30 | 2023-11-30 | Filter pressing device capable of automatically washing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221181781U true CN221181781U (en) | 2024-06-21 |
Family
ID=91521349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323244738.6U Active CN221181781U (en) | 2023-11-30 | 2023-11-30 | Filter pressing device capable of automatically washing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221181781U (en) |
-
2023
- 2023-11-30 CN CN202323244738.6U patent/CN221181781U/en active Active
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| GR01 | Patent grant |