CN212758083U - Buffering slurry storage tank device for coal slurry conveyed by pipe - Google Patents
Buffering slurry storage tank device for coal slurry conveyed by pipe Download PDFInfo
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- CN212758083U CN212758083U CN202021033939.5U CN202021033939U CN212758083U CN 212758083 U CN212758083 U CN 212758083U CN 202021033939 U CN202021033939 U CN 202021033939U CN 212758083 U CN212758083 U CN 212758083U
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Abstract
The utility model discloses a buffering slurry storage tank device for pipe transportation coal slurry, which comprises a tank body, wherein the top end of the tank body is sealed by a tank cover, the tank body is internally divided into a left tank body and a right tank body by a partition plate, the partition plate is provided with a communicating port, and the communicating port is provided with an electric valve; the side wall of the left tank body is provided with an overflow port, and a tank cover corresponding to the top end of the left tank body is provided with a feed inlet; the right side jar of body top is provided with the level gauge, and right side jar of body lateral wall bottom is provided with the discharge gate, and the right side jar is internal still to be provided with the stirring unit. The utility model discloses a buffer slurry storage tank device, through setting up left and right tank bodies, increases the volume of the tank body; meanwhile, the upper layer slurry automatically flows into the left tank body, so that the direct impact force of the slurry on the tank body and the stirrer is relieved; when the slurry amount is close to the highest liquid level, the liquid level meter triggers an alarm to remind of adjusting the slurry amount; an electric valve is arranged to adjust the amount of the slurry entering the right tank body, and the valve can be selectively opened/closed according to the working condition.
Description
Technical Field
The utility model belongs to the technical field of defeated coal thick liquid equipment of pipe, concretely relates to buffering of defeated coal thick liquid of pipe stores up thick liquid jar device.
Background
The long-distance pipeline coal slurry has the characteristics of less permanent land occupation, strong adaptability to terrain, no loss in transportation, no environmental pollution, low transportation cost and the like; from the sustainable production consideration, the control of the coal slurry granularity and the coal slurry concentration in the qualified range and the guarantee of the sufficient coal slurry supply are crucial to long-distance pipeline transportation.
The buffer coal slurry tank is used as a coal slurry storage device between the safety screen and the low-pressure coal slurry pump, the storage capacity of the buffer coal slurry tank is required to ensure the normal requirement of the low-pressure coal slurry pump, but the existing buffer coal slurry tank has small volume and is not suitable for expanding the storage capacity due to the limitation of the height of a rod mill factory building; the safety screen blanking has larger impact force on the buffer tank, so that the tank body is easy to damage or the stirrer is easy to deviate and damage; large particles caused by the fault of the safety screen enter the buffer tank and the low-pressure coal slurry pump, so that the difficulty of discharging is increased; when the amount of the slurry in the slurry storage tank is too much, the slurry can be stirred unevenly, so that large particles settle at the bottom of the tank, and the discharge concentration and the particle size grading are influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a buffering of defeated coal slurry of pipe stores up thick liquid jar device has solved that present buffering coal slurry jar volume is little, very easily damage the jar body, stir inhomogeneous problem.
The utility model adopts the technical scheme that the buffering slurry storage tank device for the pipe transportation of coal slurry comprises a tank body, wherein the top end of the tank body is sealed by a tank cover, the tank body is internally divided into a left tank body and a right tank body by a partition plate, the partition plate is provided with a communicating port, and the communicating port is provided with an electric valve;
the side wall of the left tank body is provided with an overflow port, and a tank cover corresponding to the top end of the left tank body is provided with a feed inlet;
the right side jar of body top is provided with the level gauge, and right side jar of body lateral wall bottom is provided with the discharge gate, and the right side jar is internal still to be provided with the stirring unit.
The utility model is also characterized in that,
the bottom of the left tank body is also provided with a slag discharge port a.
The bottom of the right tank body is also provided with a slag discharge port b.
The stirring unit comprises a stirrer, and the stirrer is connected with a rotating shaft of a motor positioned outside the tank body.
The inner wall of the tank body on the left side corresponding to the stirrer is also provided with a baffle.
The liquid level meter is specifically UHZ-50D liquid level meter.
The utility model has the advantages that: the utility model relates to a buffering slurry storage tank device for pipe transportation of coal slurry, which increases the volume of a tank body by arranging a left tank body and a right tank body; meanwhile, the upper layer slurry automatically flows into the left tank body, so that the direct impact of the slurry on the tank body and the stirrer is relieved; by arranging the liquid level meter, when the slurry amount is close to the highest liquid level, an alarm is triggered to remind a worker to adjust the slurry amount in time; through setting up electric valve, adjust and get into right side jar body thick liquid volume, can select to open/close this valve according to the operating mode, or adjust the flow through adjusting electric valve aperture size, have fine practical value.
Drawings
Fig. 1 is a schematic structural view of a buffering slurry storage tank device for transporting coal slurry by pipe according to the present invention;
fig. 2 is a use state diagram of the buffering slurry storage tank device for transporting coal slurry by pipe of the utility model.
In the figure, 1, a feed inlet, 2, an overflow port, 3, a slag discharge port a, 4, an electric valve, 5, a slag discharge port b, 6, a discharge port, 7, a baffle, 8, a stirrer, 9, a motor, 10, a left tank body, 11, a right tank body, 12, a liquid level meter, 13, a tank body, 14, a tank cover, 15, a partition plate, 16, a rod mill, 17, a drum screen, 18, a safety screen, 19, a slag discharge trolley, 20, a densimeter, 21, a low-pressure coal slurry pump, 22, a slurry return tank and 23 are communicated with each other.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
The utility model relates to a buffering slurry storage tank device of pipe transportation coal slurry, as shown in figure 1, comprising a tank body 13, wherein the top end of the tank body 13 is sealed by a tank cover 14, the tank body 13 is divided into a left tank body 10 and a right tank body 11 by a partition plate 15, the partition plate 15 is provided with a communicating port 23, and the communicating port 23 is provided with an electric valve 4; the side wall of the left tank body 10 is provided with an overflow port 2, and a tank cover 14 corresponding to the top end of the left tank body 10 is provided with a feeding port 1; the 11 tops of the right side jar of body are provided with level gauge 12, and 11 lateral wall bottoms of the right side jar of body are provided with discharge gate 6, still are provided with the stirring unit in the jar body 11 of right side.
The electric valve 4 is pulled up to be in an opening state, pushed down to be in a closing state, the electric valve 4 is opened when slurry needs to be supplied to the right tank body 11, the slurry flows into the right tank body 11 from the communicating port 23, and the electric valve 4 is closed when the slurry in the right tank body 11 is too much or other working condition demands are met.
The bottom of the left tank 10 is also provided with a slag discharge port a 3.
The bottom of the right tank body 11 is also provided with a slag discharge port b 5.
The stirring unit comprises a stirrer 8, and the stirrer 8 is connected with a rotating shaft of a motor 9 positioned outside the tank body 13.
The inner wall of the right tank body 11 corresponding to the stirrer 8 is also provided with a baffle 7; the baffle 7 is used for changing the movement of fluid in the tank into up-down turning, so that the vortex is reduced or eliminated, and the effective power of the stirrer 8 can be improved.
The gauge 12 is embodied as an UHZ-50D gauge provided with an alarm function.
The utility model relates to a buffering of defeated coal slurry of pipe stores up thick liquid jar device's working process as follows:
slurry enters the left tank body 10 from the feed port 1, the electric valve 4 is opened, the slurry flows into the right tank body 11 from the communication port 23, and the slurry enters the next stage of process from the discharge port 6 after being uniformly stirred by the stirrer 8 in the right tank body 11;
when the slurry amount in the right tank body 11 is close to the highest liquid level, the liquid level meter 12 is triggered to give an alarm, and the amount of the slurry entering the right tank body can be adjusted in time by a worker through adjusting the electric valve 4; when the amount of the slurry in the left tank body 10 exceeds the highest liquid level, the slurry is discharged from the overflow port 2; large particles deposited on the bottom of the left tank 10 can be discharged through the slag discharge port a3, and the washing water or the bottom slag of the right tank 11 can be discharged through the slag discharge port b 5.
As shown in fig. 2, the discharge of the rod mill 16 is primarily screened by the drum screen 17 and then enters the safety screen 18, the oversize product with large particle size of the safety screen 18 is discharged to the slurry return tank 22, the coal particles with the discharge over-limit particle size of the rod mill 16 are discharged through the slag discharge trolley 19 and then return to the rod mill 16 for continuous grinding and utilization, the undersize product of the safety screen 18 automatically flows into the feed inlet 1 of the tank body 13, and after being fully stirred and qualified by the concentration meter 20, the undersize product is pumped to the next process by the low-pressure coal slurry pump 21, and the process is circulated.
The utility model relates to a buffering slurry storage tank device for pipe transportation of coal slurry, which increases the volume of a tank body by arranging a left tank body 10 and a right tank body 11; meanwhile, the upper layer slurry automatically flows into the left tank body 10 at first, so that the direct impact of the slurry on the tank body and the stirrer is relieved; by arranging the liquid level meter 12, when the slurry amount is close to the highest liquid level, an alarm is triggered to remind a worker to adjust the slurry amount in time; through setting up electric valve 4, adjust and get into the 11 thick liquids of right side jar body volume, can select to open/close this valve according to the operating mode, or adjust the flow through adjusting 4 aperture sizes of electric valve, have fine practical value.
Claims (6)
1. The buffering slurry storage tank device for the coal slurry conveyed by the pipe is characterized by comprising a tank body (13), wherein the top end of the tank body (13) is sealed through a tank cover (14), the tank body (13) is internally divided into a left tank body (10) and a right tank body (11) through a partition plate (15), a communication port (23) is formed in the partition plate (15), and an electric valve (4) is arranged at the communication port (23);
an overflow port (2) is formed in the side wall of the left tank body (10), and a feeding port (1) is formed in a tank cover (14) corresponding to the top end of the left tank body (10);
the right side jar of body (11) top is provided with level gauge (12), the right side jar of body (11) lateral wall bottom is provided with discharge gate (6), still be provided with the stirring unit in the right side jar of body (11).
2. The buffering slurry storage tank device for the pipe transportation of the coal slurry as claimed in claim 1, wherein the bottom of the left tank body (10) is further provided with a slag discharge port a (3).
3. The buffering slurry storage tank device for the pipe transportation of the coal slurry as claimed in claim 1, wherein the bottom of the right tank body (11) is further provided with a slag discharge port b (5).
4. The buffering slurry storage tank device for the pipe transportation of the coal slurry as claimed in claim 1, wherein the stirring unit comprises a stirrer (8), and the stirrer (8) is connected with a rotating shaft of a motor (9) positioned outside the tank body (13).
5. The buffering slurry storage tank device for the pipe transportation of the coal slurry as claimed in claim 4, wherein the inner wall of the right tank body (11) corresponding to the stirrer (8) is further provided with a baffle (7).
6. The buffer slurry storage tank device for transporting coal slurry by pipe according to claim 1, wherein the liquid level meter (12) is specifically an UHZ-50D liquid level meter.
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CN202021033939.5U CN212758083U (en) | 2020-06-08 | 2020-06-08 | Buffering slurry storage tank device for coal slurry conveyed by pipe |
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CN202021033939.5U CN212758083U (en) | 2020-06-08 | 2020-06-08 | Buffering slurry storage tank device for coal slurry conveyed by pipe |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114471248A (en) * | 2021-12-29 | 2022-05-13 | 中煤科工集团武汉设计研究院有限公司 | Novel slurry storage tank capable of preventing high-concentration coal water slurry from hardening and hardening prevention method thereof |
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2020
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114471248A (en) * | 2021-12-29 | 2022-05-13 | 中煤科工集团武汉设计研究院有限公司 | Novel slurry storage tank capable of preventing high-concentration coal water slurry from hardening and hardening prevention method thereof |
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