CN220169488U - Safe and stable coal water slurry conveying, storing and transporting mechanism - Google Patents
Safe and stable coal water slurry conveying, storing and transporting mechanism Download PDFInfo
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- CN220169488U CN220169488U CN202321200841.8U CN202321200841U CN220169488U CN 220169488 U CN220169488 U CN 220169488U CN 202321200841 U CN202321200841 U CN 202321200841U CN 220169488 U CN220169488 U CN 220169488U
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- 239000002002 slurry Substances 0.000 title claims abstract description 173
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 54
- 239000003245 coal Substances 0.000 title claims abstract description 48
- 238000007599 discharging Methods 0.000 claims abstract description 53
- 238000003860 storage Methods 0.000 claims abstract description 44
- 239000003250 coal slurry Substances 0.000 claims abstract description 37
- 238000010438 heat treatment Methods 0.000 claims description 13
- 238000003756 stirring Methods 0.000 claims description 5
- 238000002485 combustion reaction Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 6
- 239000007788 liquid Substances 0.000 description 31
- 239000000446 fuel Substances 0.000 description 3
- 239000002817 coal dust Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Abstract
The utility model discloses a safe and stable coal water slurry conveying and storing mechanism, and relates to a coal water slurry conveying and storing mechanism. The utility model aims to solve the problems that once equipment in a system fails in the process of storing and conveying the existing coal water slurry to a combustion end of a boiler, leakage is extremely easy to occur, the environment is polluted, and the equipment is easy to damage. The outlet end of the slurry discharging tank truck is connected with the inlet end of a slurry discharging tank through a discharging pipeline, the outlet end of the slurry discharging tank is connected with the inlet end of a slurry discharging pump through a slurry discharging pump inlet pipeline, the outlet end of the slurry discharging pump is connected with the inlet end of a water-coal-slurry storage tank through a slurry discharging pump outlet pipeline, the first outlet end of the water-coal-slurry storage tank is connected with the inlet end of the slurry discharging pump through a slurry returning pipeline, the second outlet end of the water-coal-slurry storage tank is connected with the inlet end of a slurry supplying pump through a slurry discharging pipeline, and the outlet end of the slurry supplying pump is connected with the inlet end of the slurry supplying pipeline. The utility model is used for conveying the coal water slurry.
Description
Technical Field
The utility model relates to a coal water slurry conveying and storing mechanism, in particular to a safe and stable coal water slurry conveying and storing mechanism.
Background
The coal water slurry is a new low-pollution, high-efficiency and pipeline-conveying oil-substituting coal-based fuel, is usually formed by physical processing of 60-70% of coal dust, 30-40% of water and a small amount of additives, maintains the original physical characteristics of coal, and has similar storage, conveying and combustion characteristics with oil, so that the coal water slurry can be conveyed through the ways of filling sealing, pipeline and the like, and really realizes zero dust emission and zero pollution.
In recent years, the development of the coal water slurry technology in China achieves remarkable results, and the theory and application technology of the preparation and combustion of the coal water slurry realize breakthrough innovation and completely have industrialized conditions. Meanwhile, large-scale application engineering of the coal water slurry is continuously established, and the development prospect is bright. The coal water slurry is a new fluid fuel, the production and application of which is a refined system engineering, and the transportation, storage and transportation are also important links of the system engineering, and are intermediate links for connecting the production and combustion application of the coal water slurry. However, in the process of storing and conveying the existing coal water slurry to the combustion end of the boiler, once equipment in the system fails, leakage is extremely easy to occur, pollution is caused to the environment, and meanwhile, equipment is easy to damage.
Disclosure of Invention
The utility model aims to solve the problems that once equipment in a system fails in the process of storing and conveying the existing coal water slurry to a combustion end of a boiler, leakage is easy to occur, pollution is caused to the environment, and equipment is easy to damage, and further provides a safe and stable coal water slurry conveying and storing mechanism.
The technical scheme adopted for solving the technical problems is as follows:
the utility model provides a safe and stable's water-coal slurry transport warehousing and transportation mechanism includes the thick liquid tank car that unloads, unload the thick liquid jar, unload the thick liquid pump, the water-coal slurry storage tank, supply the thick liquid pump, supply thick liquid pipeline, granulator and water-coal slurry boiler, the exit end that unloads the thick liquid tank car is connected with the entrance point that unloads the thick liquid jar through unloading the thick liquid pump entering pipeline, the exit end that unloads the thick liquid pump is connected with the entrance point that unloads the thick liquid pump through unloading the thick liquid pump discharge pipeline, the first exit end that water-coal slurry storage tank is connected with the entrance point that unloads the thick liquid pump through returning the thick liquid pipeline, the second exit end that water-coal slurry storage tank is connected with the entrance point that supplies the thick liquid pump through discharging the thick liquid pipeline, the exit end that supplies the thick liquid pump is connected with the entrance point that supplies the thick liquid pipeline through the granulator and water-coal slurry boiler.
Further, the safe and stable water-coal slurry conveying, storing and transporting mechanism further comprises an emergency slurry discharging tank, wherein the outlet end of the slurry supply pump is connected with the inlet end of the emergency slurry discharging tank through a slurry storing pipeline, and the outlet end of the emergency slurry discharging tank is connected with the inlet end of the slurry discharging pump through a slurry discharging pipeline.
Further, the inlet end of the coal water slurry storage tank is arranged at the upper part of the coal water slurry storage tank body, and the first outlet end and the second outlet end of the coal water slurry storage tank are both arranged at the lower part of the coal water slurry storage tank body.
Further, an electric stirring mechanism is vertically arranged at the upper part in the tank body of the coal water slurry storage tank downwards.
Further, a heating mechanism is arranged on the outer side of the slurry supply pipeline.
Further, the heating mechanism is a heat tracing pipeline or a heat tracing belt.
Further, when the heating mechanism is a heat tracing pipeline, the heat tracing pipelines are arranged in parallel at one side of the slurry supply pipeline; when the heating mechanism is a heat tracing band, the heat tracing band is wound on the outer side wall of the slurry supply pipeline.
Further, an outlet end of the slurry unloading tank truck is connected with a vehicle-mounted slurry pump.
Further, the number of the pulp discharging pumps is three, the outlet ends of the pulp discharging pumps entering the pipeline are respectively connected with the inlet ends of the three pulp discharging pumps, the outlet ends of the three pulp discharging pumps are respectively connected with the inlet ends of the pulp discharging pumps discharging pipeline, and the outlet ends of the pulp discharging pipelines are respectively connected with the inlet ends of the three pulp discharging pumps.
Further, the number of the pulp feeding pumps is three, the outlet ends of the pulp discharging pipelines are respectively connected with the inlet ends of the three pulp feeding pumps, the outlet ends of the three pulp feeding pumps are respectively connected with the inlet ends of the pulp feeding pipelines, and the outlet ends of the three pulp feeding pumps are respectively connected with the inlet ends of the pulp storage pipelines.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model provides a safe and stable coal water slurry conveying and storing mechanism, which realizes the on-site safe storage and pipeline conveying of a coal water slurry solution and simultaneously ensures zero leakage and zero pollution in the process of storing and conveying the coal water slurry solution to a combustion end of a boiler. The utility model fully considers the storage and the safe transportation of various emergency situations and water-coal slurry solutions needing operation items in the actual running process, has high practicability and can be widely popularized and used.
Drawings
Fig. 1 is a schematic view of the overall structure of the present utility model.
Detailed Description
The first embodiment is as follows: referring to fig. 1, a safe and stable water-coal-slurry conveying and transporting mechanism according to this embodiment includes a slurry unloading tank truck 1, a slurry unloading tank 2, a slurry unloading pump 3, a water-coal-slurry storage tank 4, a slurry supplying pump 5, a slurry supplying pipeline 7, a granulator 8 and a water-coal-slurry boiler 9, wherein an outlet end of the slurry unloading tank truck 1 is connected with an inlet end of the slurry unloading tank 2 through a slurry unloading pump inlet pipeline 11, an outlet end of the slurry unloading tank 2 is connected with an inlet end of the slurry unloading pump 3 through a slurry unloading pump outlet pipeline 12, an outlet end of the slurry unloading pump 3 is connected with an inlet end of the water-coal-slurry storage tank 4, a first outlet end 4-1 of the water-coal-slurry storage tank 4 is connected with an inlet end of the slurry unloading pump 3 through a slurry returning pipeline 13, a second outlet end 4-2 of the water-coal-slurry storage tank 4 is connected with an inlet end of the slurry supplying pump 5 through a slurry discharging pipeline 14, an outlet end of the slurry supplying pump 5 is connected with an inlet end of the slurry supplying pipeline 7, and an outlet end of the slurry supplying pipeline 7 is connected with an inlet end of the water-coal-slurry boiler 9 through the granulator 8.
The design is through unloading the thick liquid tank car 1 and transporting the water-coal slurry to scene to transport the water-coal slurry into unloading the thick liquid jar 2 through unloading pipeline 10, open simultaneously and unload thick liquid pump 3 and transport the water-coal slurry thick liquid by unloading thick liquid pump entering pipeline 11, unload thick liquid pump discharge pipeline 12 to water-coal slurry storage tank 4, connect respectively on the water-coal slurry storage tank 4 and return thick liquid pipeline 13 and row thick liquid pipeline 14, open the thick liquid pump 5 that supplies in normal operating, water-coal slurry thick liquid is through row thick liquid pipeline 14, supply thick liquid pipeline 7, granulator 8 gets into water-coal slurry boiler 9 and burns, can adjust the thick liquid pump 5 flow and then adjustment water-coal slurry feed volume according to water-coal slurry boiler fuel demand. If the electric stirring mechanism 4-3 of the water-coal-slurry storage tank 4 fails, the water-coal-slurry is connected to the slurry discharging pump 3 for circulation through the slurry returning pipeline 13, so that the phenomena of sedimentation, slurry layering and the like are avoided.
The second embodiment is as follows: referring to fig. 1, the safe and stable water-coal slurry conveying, storing and transporting mechanism according to the present embodiment further includes an emergency slurry discharging tank 6, wherein an outlet end of the slurry supplying pump 5 is connected to an inlet end of the emergency slurry discharging tank 6 through a slurry storing pipeline 15, and an outlet end of the emergency slurry discharging tank 6 is connected to an inlet end of the slurry discharging pump 3 through a slurry discharging pipeline 16. The technical features not disclosed in this embodiment are the same as those of the first embodiment.
The emergency slurry discharging tank 6 can be used for discharging and storing slurry in the emergency of the boiler. When the boiler is in an emergency, the water-coal-slurry enters the emergency slurry discharging tank 6 through the slurry storage pipeline 15, the slurry is discharged and stored, after the emergency is discharged, the slurry is connected to the slurry discharging pump 3 through the slurry discharging pipeline 16 for circulation, and the slurry in the emergency slurry discharging tank 6 can be transported to the inside of the water-coal-slurry storage tank 4 and enters the water-coal-slurry boiler 9 for combustion utilization through the slurry supply pipeline 7.
And a third specific embodiment: referring to fig. 1, in the present embodiment, the inlet end of the coal water slurry storage tank 4 is disposed at the upper portion of the tank body of the coal water slurry storage tank 4, and the first outlet end 4-1 and the second outlet end 4-2 of the coal water slurry storage tank 4 are both disposed at the lower portion of the tank body of the coal water slurry storage tank 4. The technical features not disclosed in this embodiment are the same as those of the second embodiment.
The water-coal-slurry liquid enters the water-coal-slurry storage tank 4 from the upper part, and the water-coal-slurry storage tank 4 is discharged from the lower part.
The specific embodiment IV is as follows: referring to fig. 1, in the present embodiment, an electric stirring mechanism 4-3 is vertically disposed at the upper part of the tank body of the coal water slurry storage tank 4. The technical features not disclosed in this embodiment are the same as those of the third embodiment.
The electric stirring mechanism 4-3 can be operated intermittently or continuously, and phenomena of coal dust sedimentation, slurry layering and the like in the slurry standing process can be effectively avoided.
Fifth embodiment: the present embodiment will be described with reference to fig. 1, in which a heating mechanism is provided outside the slurry supply pipe 7. The technical features not disclosed in this embodiment are the same as those of the first, second, third or fourth embodiments.
The heating mechanism can prevent the slurry supply pipeline 7 from being frozen and cracked at low temperature.
Specific embodiment six: the heating means according to the present embodiment is a heat tracing pipe or a heat tracing belt, described with reference to fig. 1. The technical features not disclosed in this embodiment are the same as those of the fifth embodiment.
Seventh embodiment: in the present embodiment, when the heating means is a heat tracing pipe, the heat tracing pipes are arranged in parallel on one side of the slurry supply pipe 7, as described with reference to fig. 1; when the heating means is a heat tracing band, the heat tracing band is wound around the outer side wall of the slurry supply pipe 7. The technical features not disclosed in this embodiment are the same as those of the sixth embodiment.
Eighth embodiment: referring to fig. 1, a description will be given of the present embodiment, in which a vehicle-mounted slurry pump is connected to an outlet end of a slurry discharging tank truck 1. The technical features not disclosed in this embodiment are the same as those of the first embodiment.
Designed to transfer slurry from within the discharge tank truck 1 to the discharge tank 2.
Detailed description nine: in the present embodiment, three slurry pumps 3 are described with reference to fig. 1, and the outlet ends of the inlet pipes 11 of the slurry pumps are respectively connected to the inlet ends of the three slurry pumps 3, the outlet ends of the three slurry pumps 3 are respectively connected to the inlet ends of the outlet pipes 12 of the slurry pumps, and the outlet ends of the slurry pipes 16 are respectively connected to the inlet ends of the three slurry pumps 3. The technical features not disclosed in this embodiment are the same as those of the second embodiment.
Three slurry discharging pumps 3 are arranged in parallel, wherein two pumps are used for use, and the other pump is used for standby.
Detailed description ten: referring to fig. 1, the number of the slurry pumps 5 in the present embodiment is three, the outlet ends of the slurry discharge pipes 14 are respectively connected to the inlet ends of the three slurry pumps 5, the outlet ends of the three slurry pumps 5 are respectively connected to the inlet ends of the slurry supply pipes 7, and the outlet ends of the three slurry pumps 5 are respectively connected to the inlet ends of the slurry storage pipes 15. The technical features not disclosed in this embodiment are the same as those of the second embodiment.
The slurry pumps 5 are arranged in parallel, two of which are used and the other one is used for standby.
The operation valves are distributed on the pipelines, and the valves can be opened and closed according to different operation requirements in actual operation.
The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. A safe and stable coal water slurry conveying, storing and transporting mechanism is characterized in that: the device comprises a slurry unloading tank truck (1), a slurry unloading tank (2), a slurry unloading pump (3), a slurry water storage tank (4), a slurry supply pump (5), a slurry supply pipeline (7), a granulator (8) and a slurry water boiler (9), wherein the outlet end of the slurry unloading tank truck (1) is connected with the inlet end of the slurry unloading tank (2) through a slurry unloading pump inlet pipeline (11), the outlet end of the slurry unloading tank (2) is connected with the inlet end of the slurry unloading pump (3) through a slurry unloading pump outlet pipeline (12), the outlet end of the slurry unloading pump (3) is connected with the inlet end of the slurry water storage tank (4), the first outlet end (4-1) of the slurry water storage tank (4) is connected with the inlet end of the slurry unloading pump (3) through a slurry return pipeline (13), the second outlet end (4-2) of the slurry water storage tank (4) is connected with the inlet end of the slurry supply pump (5) through a slurry discharge pipeline (14), and the outlet end of the slurry supply pump (5) is connected with the inlet end of the slurry supply pipeline (7), and the outlet end of the slurry water boiler (7) is connected with the inlet end of the slurry water boiler (9).
2. The safe and stable coal water slurry conveying, storing and transporting mechanism according to claim 1, wherein: the safe and stable water-coal slurry conveying, storing and transporting mechanism further comprises an emergency slurry discharging tank (6), wherein the outlet end of the slurry supply pump (5) is connected with the inlet end of the emergency slurry discharging tank (6) through a slurry storage pipeline (15), and the outlet end of the emergency slurry discharging tank (6) is connected with the inlet end of the slurry discharging pump (3) through a slurry discharging pipeline (16).
3. The safe and stable coal water slurry conveying, storing and transporting mechanism according to claim 2, wherein: the inlet end of the coal water slurry storage tank (4) is arranged at the upper part of the tank body of the coal water slurry storage tank (4), and the first outlet end (4-1) and the second outlet end (4-2) of the coal water slurry storage tank (4) are both arranged at the lower part of the tank body of the coal water slurry storage tank (4).
4. A safe and stable coal water slurry conveying, storing and transporting mechanism according to claim 3, wherein: an electric stirring mechanism (4-3) is vertically arranged at the upper part in the tank body of the coal water slurry storage tank (4) downwards.
5. The safe and stable coal water slurry conveying, storing and transporting mechanism according to claim 1, 2, 3 or 4, wherein: and a heating mechanism is arranged at the outer side of the slurry supply pipeline (7).
6. The safe and stable coal water slurry conveying, storing and transporting mechanism according to claim 5, wherein: the heating mechanism is a heat tracing pipeline or a heat tracing belt.
7. The safe and stable coal water slurry conveying, storing and transporting mechanism according to claim 6, wherein: when the heating mechanism is a heat tracing pipeline, the heat tracing pipeline is arranged on one side of the slurry supply pipeline (7) in parallel; when the heating mechanism is a heat tracing band, the heat tracing band is wound on the outer side wall of the slurry supply pipeline (7).
8. The safe and stable coal water slurry conveying, storing and transporting mechanism according to claim 1, wherein: and the outlet end of the slurry unloading tank truck (1) is connected with a vehicle-mounted slurry pump.
9. The safe and stable coal water slurry conveying, storing and transporting mechanism according to claim 2, wherein: the number of the pulp discharging pumps (3) is three, the outlet ends of the pulp discharging pump inlet pipelines (11) are respectively connected with the inlet ends of the three pulp discharging pumps (3), the outlet ends of the three pulp discharging pumps (3) are respectively connected with the inlet ends of the pulp discharging pump outlet pipelines (12), and the outlet ends of the pulp discharging pipelines (16) are respectively connected with the inlet ends of the three pulp discharging pumps (3).
10. The safe and stable coal water slurry conveying, storing and transporting mechanism according to claim 2, wherein: the number of the pulp feeding pumps (5) is three, the outlet ends of the pulp discharging pipelines (14) are respectively connected with the inlet ends of the three pulp feeding pumps (5), the outlet ends of the three pulp feeding pumps (5) are respectively connected with the inlet ends of the pulp feeding pipelines (7), and the outlet ends of the three pulp feeding pumps (5) are respectively connected with the inlet ends of the pulp storage pipelines (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321200841.8U CN220169488U (en) | 2023-05-17 | 2023-05-17 | Safe and stable coal water slurry conveying, storing and transporting mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321200841.8U CN220169488U (en) | 2023-05-17 | 2023-05-17 | Safe and stable coal water slurry conveying, storing and transporting mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN220169488U true CN220169488U (en) | 2023-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321200841.8U Active CN220169488U (en) | 2023-05-17 | 2023-05-17 | Safe and stable coal water slurry conveying, storing and transporting mechanism |
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| Country | Link |
|---|---|
| CN (1) | CN220169488U (en) |
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2023
- 2023-05-17 CN CN202321200841.8U patent/CN220169488U/en active Active
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