CN219879831U - Fine mill slurry feeding body preparation device - Google Patents
Fine mill slurry feeding body preparation device Download PDFInfo
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- CN219879831U CN219879831U CN202321020328.0U CN202321020328U CN219879831U CN 219879831 U CN219879831 U CN 219879831U CN 202321020328 U CN202321020328 U CN 202321020328U CN 219879831 U CN219879831 U CN 219879831U
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- tank
- liquid tank
- additive
- slurry
- fine
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- 239000002002 slurry Substances 0.000 title claims abstract description 72
- 238000002360 preparation method Methods 0.000 title claims abstract description 23
- 239000007788 liquid Substances 0.000 claims abstract description 71
- 239000000654 additive Substances 0.000 claims abstract description 51
- 230000000996 additive effect Effects 0.000 claims abstract description 51
- 238000010790 dilution Methods 0.000 claims abstract description 37
- 239000012895 dilution Substances 0.000 claims abstract description 37
- 238000004898 kneading Methods 0.000 claims abstract description 26
- 238000003825 pressing Methods 0.000 claims abstract description 23
- 238000003860 storage Methods 0.000 claims abstract description 22
- 239000003245 coal Substances 0.000 claims abstract description 17
- 238000001514 detection method Methods 0.000 claims abstract description 15
- 239000003085 diluting agent Substances 0.000 claims description 48
- 230000001105 regulatory effect Effects 0.000 claims description 25
- 238000001914 filtration Methods 0.000 claims 1
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 230000001276 controlling effect Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
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- Liquid Carbonaceous Fuels (AREA)
Abstract
The utility model discloses a fine grinding machine slurry feeding body preparation device, which comprises a dilution liquid tank, wherein the dilution liquid tank is provided with an on-line concentration meter a, one side of the dilution liquid tank is connected with a centrifugal liquid tank assembly and a filter pressing liquid tank assembly in a conducting way, the other side of the dilution liquid tank is connected with a kneading machine through a conducting pipe a, the kneading machine is sequentially provided with a kneading tank and a fine grinding machine slurry feeding body storage tank, and the fine grinding machine slurry feeding body storage tank is connected with the fine grinding machine in a conducting way; the slurry feeding storage tank of the fine slurry machine is also connected with the dilution liquid tank through a conducting pipe c, the kneader is arranged below the filter pressing coal belt scale, the kneader is also provided with an additive component, the conducting pipe a and the conducting pipe c are provided with flow detection control components, and the dilution liquid tank, the kneading tank and the slurry feeding storage tank of the fine slurry machine are provided with flowmeter components; a controller is also provided. The utility model improves the quality and efficiency of the fine grinding machine in the slurry body, improves the environmental protection coefficient and has certain practical significance.
Description
Technical Field
The utility model belongs to the technical field of auxiliary devices for preparing slurry entering bodies of fine grinding machines, and particularly relates to a device for preparing slurry entering bodies of fine grinding machines.
Background
The method comprises the specific processes of conveying a filter press by a belt scale, conveying the additive by an additive pump, conveying the process water by a process water pump, conveying the process water to a kneading machine for kneading, then entering a kneading tank, entering a slurry storage tank of the fine slurry machine, and conveying the process water to the slurry storage tank of the fine slurry machine for diluting the slurry. Although the preparation device can successfully prepare the slurry entering body of the fine grinding machine, the preparation device wastes process water resources to a certain extent, has low preparation efficiency and quality, and needs to be further improved and optimized in the aspects of environmental protection, efficiency and the like.
Disclosure of Invention
The utility model aims to provide a preparation device for fine grinding machine slurry, which solves the problems of the prior preparation of fine grinding machine slurry that the utilization rate of process water resources and the efficiency of preparing slurry are to be further improved and optimized.
The technical scheme adopted by the utility model is as follows;
the fine grinding machine slurry feeding preparation device comprises a dilution liquid tank, wherein the dilution liquid tank is provided with an on-line concentration meter a, one side of the dilution liquid tank is connected with a centrifugal liquid tank assembly and a filter pressing liquid tank assembly in a conducting way, the other side of the dilution liquid tank is connected with a kneading machine through a conducting pipe a, the kneading machine is sequentially provided with a kneading tank and a slurry feeding storage tank of the fine grinding machine, and the slurry feeding storage tank of the fine grinding machine is connected with the fine grinding machine in a conducting way; the slurry feeding storage tank of the fine slurry machine is also connected with the dilution liquid tank through a conducting pipe c, the kneader is arranged below the filter pressing coal belt scale, the kneader is also provided with an additive component, the conducting pipe a and the conducting pipe c are provided with flow detection control components, and the dilution liquid tank, the kneading tank and the slurry feeding storage tank of the fine slurry machine are provided with flowmeter components; the device is also provided with a controller which is electrically connected with the flow detection control component, the filter-press coal belt scale and the additive component.
The utility model is also characterized in that;
the centrifugal liquid tank assembly comprises a centrifugal liquid tank, the centrifugal liquid tank is connected with a dilution liquid tank through a guide pipe c, and the guide pipe c is provided with a centrifugal liquid pump.
The filter pressing liquid tank assembly comprises a filter pressing liquid tank, the filter pressing liquid tank is connected to the dilution liquid tank through a guide pipe d, and the guide pipe d is provided with a filter pressing liquid pump.
The additive assembly comprises an additive tank, the additive tank is configured on the kneader through an additive conduit, and an additive pump, an additive flow regulating valve and an additive flowmeter are configured on the additive conduit, and the additive flow regulating valve and the additive flowmeter are electrically connected to the controller.
The flow detection control assembly comprises a flow detection control assembly a and a flow detection control assembly b, wherein the flow detection control assembly a comprises a diluent pump a, a diluent flow regulating valve a and a diluent flow meter a which are arranged on a conduit a; the flow detection control assembly b comprises a diluent pump b, a diluent flow regulating valve b and a diluent flow meter b which are arranged on the guide pipe c; the diluent flow regulating valve a, the diluent flow meter a, the diluent flow regulating valve b, and the diluent flow meter b are all electrically connected to the controller.
The flowmeter assembly comprises an online concentration meter a arranged in the dilution liquid tank, an online concentration meter b arranged in the kneading tank and an online concentration meter c arranged in a slurry feeding storage tank of the fine slurry machine.
The slurry feeding storage tank of the fine slurry machine is connected to the fine grinder through a guide pipe f, and a fine slurry pump is arranged on the guide pipe f.
The beneficial effects of the utility model are as follows: according to the fine grinding machine slurry-entering preparation device, through structural design and optimization, centrifugal liquid and filter pressing liquid can be collected into the centrifugal liquid tank and the filter pressing liquid tank respectively, the centrifugal liquid and the filter pressing liquid are mixed by being conveyed to the diluent through the pump respectively, and finally the diluent is conveyed to the kneader and the slurry-entering storage tank of the fine grinding machine slurry-entering storage tank. The use amount of process water is reduced, the cost is controlled, and the environmental protection coefficient is improved; and the preparation efficiency and quality of the fine grinding machine slurry are improved to a certain extent, and the method has good practical significance.
Drawings
FIG. 1 is a schematic diagram of the apparatus for preparing an inlet slurry of a fine grinding machine according to the present utility model.
In the figure, 1, 2, 3, 4, 5, 6, in-line concentration meter a,7, dilution pump a,8, dilution pump b,9, additive tank, 10, dilution flow regulating valve a,11, dilution flow meter a,12, additive pump, 13, additive flow regulating valve, 14, additive flow meter, 15, filter-press coal belt scale, 16, kneader, 17, kneading tank, 18, in-line concentration meter b,19, dilution flow regulating valve b,20, dilution flow meter b,21, slurry tank, 22, in-line concentration meter c,23, fine slurry pump, 24, fine mill, 25, conducting pipe c,26, conducting pipe d,27, conducting pipe a,28, conducting pipe b,29, additive pipe, 30, conducting pipe f.
Detailed Description
The apparatus for preparing a fine grinding mill slurry according to the present utility model will be described in further detail with reference to the accompanying drawings and detailed description.
As shown in figure 1, the fine grinding machine slurry feeding body preparation device comprises a centrifugal liquid tank 1 and a filter pressing liquid tank 3, wherein the centrifugal liquid tank 1 is connected with a dilution liquid tank 5 through a conducting pipe c25, and the filter pressing liquid tank 3 is connected with the dilution liquid tank 5 through a conducting pipe d 26; the centrifugal liquid pump 2 is disposed in the conduit c25, and the press-filter liquid pump 4 is disposed in the conduit d 26. The dilution liquid tank 5 is further provided with a kneader 16, a kneading tank 17, a fine slurry-feeding slurry tank 21, a fine slurry pump 23, and a fine mill 24 in this order.
The additive tank 9 is connected in turn to the additive pump 12 and the kneader 16 via an additive conduit 29. The diluent tank 5 is sequentially connected with a diluent pump b8 and a slurry feeding tank 21 of a slurry grinder through a conduit b 28.
A press-filter coal belt scale 15 is arranged above the kneader 16.
The dilution liquid tank 5 is provided with an online concentration meter a6, the kneading tank 17 is provided with an online concentration meter b18, and the fine pulp feeding slurry storage tank 21 is provided with an online concentration meter c22.
The conduit a27 is provided with a diluent pump a7, a diluent flow rate adjusting valve a10, and a diluent flow meter a11.
The conduit b28 is provided with a diluent pump b8, a diluent flow rate adjusting valve b19, and a diluent flow meter b20.
The additive pipe 29 is provided with an additive pump 12, an additive flow rate adjustment valve 13, and an additive flow meter 14.
The utility model relates to a slurry feeding body preparation device of a fine grinding machine, which is characterized in that a PLC (programmable logic controller) is electrically connected with flow regulating valves, flow meters and an online concentration meter, a filter pressing coal belt scale is used for respectively monitoring the diluent amount and the additive amount, the diluent amount and the additive amount are transmitted to the PLC, the online concentration meter is used for monitoring the concentration of a diluent tank, a kneading tank and a slurry feeding body storage tank of the fine grinding machine and transmitting the concentration to the PLC, the PLC is used for controlling the opening of the diluent flow regulating valve a, the diluent flow regulating valve b and the additive flow regulating valve through the electrical connection, and the PLC is used for controlling the running speed of the filter pressing coal belt scale 15 through the electrical connection.
The working process of the fine grinding machine slurry-entering body preparation device is as follows: the centrifugal liquid pump 2 transmits the centrifugal liquid in the centrifugal liquid tank 1 to the dilution liquid tank 5, the filter-pressing liquid pump 4 transmits the filtrate in the filter-pressing liquid tank 3 to the dilution liquid tank 5, and the centrifugal liquid and the filter-pressing liquid are mixed to form the dilution liquid. The PLC controller opens the diluent flow regulating valve a10, the diluent flow regulating valve b19 and the additive flow regulating valve 13, the diluent pump a7 transmits the diluent to the kneader 16, the additive pump 12 transmits the additive in the additive tank 9 to the kneader 16, the filter-press coal belt scale 15 transmits the filter-press coal to the kneader 16, the diluent, the additive and the filter press enter the kneading tank 17 after kneading of the kneader 16, the online concentration meter a6, the diluent flow meter a11, the diluent flow meter b20, the additive flow meter 14 monitors the diluent amount, the concentration and the additive amount and transmits the diluent amount and the additive amount to the PLC controller, the filter-press coal belt scale 15 monitors the filter-press coal amount and transmits the filter-press coal amount to the PLC controller, and the PLC controller reads and compares the filter-press coal amount according to the set 55% concentration and the online concentration meter b18, and adjusts the valve opening of the diluent flow regulating valve a10 and the additive flow regulating valve 13 based on the filter-press coal amount monitored by the filter-press coal belt scale.
The slurry in the kneading tank 17 is fed into the slurry feeding tank 21 of the fine slurry machine, the PLC controller opens the diluent flow regulating valve b19, and the diluent pump b8 transmits the diluent to the slurry feeding tank 21 of the fine slurry machine to regulate the concentration of the slurry until the reading of the online concentration meter c22 is 40%. The last 40% of the acceptable fine mill feed slurry is transferred to fine mill 24 by fine slurry pump 23.
According to the fine grinding machine slurry feeding body preparation device, through reasonable structural design, the quality of the fine grinding machine slurry feeding body is improved, the slurry preparation efficiency is improved, the stability of the operation process is improved, the use of process water is reduced, and the environmental protection coefficient is improved.
Claims (7)
1. The fine grinding machine slurry feeding preparation device is characterized by comprising a dilution liquid tank (5), wherein the dilution liquid tank (5) is provided with an online concentration meter a (6), one side of the dilution liquid tank (5) is connected with a centrifugal liquid tank assembly and a filter pressing liquid tank assembly in a conducting way, the other side of the dilution liquid tank is connected with a kneading machine (16) through a conducting pipe a (27), the kneading machine (16) is sequentially provided with a kneading tank (17) and a fine grinding machine slurry feeding storage tank (21), and the fine grinding machine slurry feeding storage tank (21) is connected with a fine grinding machine (24) in a conducting way; the fine slurry feeding machine slurry storage tank (21) is further connected to the dilution liquid tank (5) through a conducting pipe b (28), the kneading machine (16) is arranged below the press-filtering coal belt scale (15), the kneading machine (16) is further provided with an additive component, the conducting pipe a (27) and the conducting pipe b (28) are provided with a flow detection control component, and the dilution liquid tank (5), the kneading tank (17) and the fine slurry feeding machine slurry storage tank (21) are provided with a flow meter component; a controller is also configured and electrically connected with the flow detection control assembly, the filter-press coal belt scale (15) and the additive assembly.
2. The fine grinding mill slurry inlet preparation device according to claim 1, characterized in that the centrifugal liquid tank assembly comprises a centrifugal liquid tank (1), the centrifugal liquid tank (1) is connected with a dilution liquid tank (5) through a conducting pipe c (25), and the conducting pipe c (25) is provided with a centrifugal liquid pump (2).
3. The fine mill slurry inlet preparation device according to claim 2, characterized in that the filter pressing liquid tank assembly comprises a filter pressing liquid tank (3), the filter pressing liquid tank (3) is connected with the dilution liquid tank (5) through a conducting pipe d (26), and the conducting pipe d (26) is provided with a filter pressing liquid pump (4).
4. The fine mill slurry inlet preparation device according to claim 1, characterized in that the additive package comprises an additive tank (9), the additive tank (9) being arranged in the kneader (16) through an additive conduit (29), the additive conduit (29) being provided with an additive pump (12), an additive flow regulating valve (13) and an additive flow meter (14), the additive flow regulating valve (13) and the additive flow meter (14) being electrically connected to a controller.
5. The fine mill slurry inlet preparation device according to claim 1, wherein the flow rate detection control assembly comprises a flow rate detection control assembly a and a flow rate detection control assembly b, and the flow rate detection control assembly a comprises a diluent pump a (7), a diluent flow rate regulating valve a (10) and a diluent flow meter a (11) which are arranged on a guide pipe a (27); the flow detection control assembly b comprises a diluent pump b (8), a diluent flow regulating valve b (19) and a diluent flow meter b (20) which are arranged on a guide pipe b (28); the diluent flow regulating valve a (10), the diluent flow meter a (11), the diluent flow regulating valve b (19) and the diluent flow meter b (20) are all electrically connected to a controller.
6. The fine mill slurry inlet preparation device according to claim 1, wherein the flow meter assembly comprises an on-line concentration meter a (6) arranged in the dilution tank (5), an on-line concentration meter b (18) arranged in the kneading tank (17), and an on-line concentration meter c (22) arranged in the fine mill slurry inlet storage tank (21).
7. The fine grinding mill slurry inlet preparation device according to claim 1, wherein the fine grinding mill slurry inlet storage tank (21) is connected to the fine grinding mill (24) through a conducting pipe f (30), and a fine grinding pump (23) is arranged on the conducting pipe f (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321020328.0U CN219879831U (en) | 2023-04-28 | 2023-04-28 | Fine mill slurry feeding body preparation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321020328.0U CN219879831U (en) | 2023-04-28 | 2023-04-28 | Fine mill slurry feeding body preparation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219879831U true CN219879831U (en) | 2023-10-24 |
Family
ID=88410309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321020328.0U Active CN219879831U (en) | 2023-04-28 | 2023-04-28 | Fine mill slurry feeding body preparation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219879831U (en) |
-
2023
- 2023-04-28 CN CN202321020328.0U patent/CN219879831U/en active Active
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