Coal gasification coal water slurry sampling device

Abstract

The utility model relates to the field of sampling devices, in particular to a coal gasification coal water slurry sampling device which comprises a buffer tank, a discharge pipe, a flushing mechanism, a sampling pipe and a drainage pipe, a buffering bin is formed in the buffering tank, a discharging connector is arranged above the outer end of one side of the buffering tank, a discharging pipe for coal water slurry sampling discharging is arranged at the end, away from the buffering tank, of the discharging connector, a sampling connector is arranged below the outer end of the other side of the buffering tank, and a sampling pipe for coal water slurry sampling is arranged at the end, away from the buffering tank, of the sampling connector. An auxiliary cleaning mechanism matched with the flushing mechanism is arranged in the buffering bin, a drainage connector is arranged in the center of the lower end of the buffering tank, and a drainage pipe is arranged at the end, away from the buffering tank, of the drainage connector; according to the coal water slurry sampling device, through the buffer tank and the discharging pipe, when coal water slurry is sampled, a worker enables the discharging pipe to be communicated with coal water slurry storage equipment, the coal water slurry enters the buffer bin of the buffer tank through the discharging pipe under pressure release, and the coal water slurry in the buffer bin enters the sampling pipe under pressure for sampling.

Description

TECHNICAL FIELD

[0001] The utility model relates to sampling device field especially relates to a coal gasification coal water slurry sampling device. BACKGROUND

[0002] Coal water slurry refers to the suspension liquid that mixes after grinding coal into fine powder with water, is a commonly used fuel, has the benefit of energy saving, environmental protection, is widely used in the energy field and industrial production, and coal water slurry has certain fluidity, can satisfy daily pumping requirement, but coal water slurry is in static state for a long time, is easy to settle, and needs to be sampled regularly for detecting coal slurry concentration.

[0003] The existing coal water slurry is usually blocked in the pipeline when sampling due to the long-time accumulation of coal slurry in the sampling port, needs to knock the sampling valve to dredge, and simultaneously easily causes the valve damage, splashing of coal slurry due to the pipeline pressure, environmental pollution and increase of labor intensity of employees.

[0004] Therefore, aiming at the problems that the coal slurry is usually blocked in the pipeline when sampling due to the long-time accumulation of coal slurry in the sampling port, needs to knock the sampling valve to dredge, and simultaneously easily causes the valve damage, splashing of coal slurry due to the pipeline pressure, a coal gasification coal water slurry sampling device can be designed to shorten the thickening of the coal water slurry discharge pipe, install the buffer tank and install the flushing mechanism to conveniently solve the above problems. CONTENT OF THE UTILITY MODEL

[0005] In order to overcome the problems that the existing coal water slurry is usually blocked in the pipeline when sampling due to the long-time accumulation of coal slurry in the sampling port, needs to knock the sampling valve to dredge, and simultaneously easily causes the valve damage, splashing of coal slurry due to the pipeline pressure, environmental pollution and increase of labor intensity of employees.

[0006] The technical scheme of the utility model is as follows: a coal gasification coal water slurry sampling device, comprising a buffer tank, a discharge pipe, a flushing mechanism, a sampling pipe and a drain pipe; a buffer bin is arranged in the buffer tank, a discharge joint is arranged on the upper side of one side of the buffer tank, a discharge pipe for coal water slurry sampling and discharging is arranged on the end of the discharge joint away from the buffer tank, a flushing joint is arranged on the upper side of the other side of the buffer tank, a flushing mechanism for flushing residual coal water slurry in the buffer bin is arranged on the end of the flushing joint away from the buffer tank, a sampling joint is arranged on the lower side of the other side of the buffer tank, a sampling pipe for coal water slurry sampling is arranged on the end of the sampling joint away from the buffer tank, an auxiliary cleaning mechanism matched with the flushing mechanism is arranged in the buffer bin, a drain joint is arranged at the center of the lower end of the buffer tank, and a drain pipe is arranged on the end of the drain joint away from the buffer tank.

[0007] Preferably, the application is combined with a buffer tank, a discharge pipe, a flushing mechanism, a sampling pipe and a drain pipe, so that when the coal water slurry is sampled, the staff connects the discharge pipe to the coal water slurry storage device, the coal water slurry enters the buffer bin of the buffer tank through the discharge pipe under the release pressure, the coal water slurry in the buffer bin enters the sampling pipe under the pressure for sampling, after the sampling is completed, the flushing mechanism flushes the buffer bin with water, and at the same time, the auxiliary cleaning mechanism cooperates with the cleaning in the buffer bin, after the cleaning is completed, the sewage is discharged outside through the drain pipe.

[0008] Preferably, the auxiliary cleaning mechanism comprises an annular support frame, a transmission shaft is arranged at the center of the annular support frame, a rotating shaft is arranged at the upper end of the transmission shaft, three groups of cleaning stirring leaves are arranged around the outer end of the rotating shaft, a cable is arranged in the annular support frame, a battery pack is arranged at the outer end of the buffer tank, a control module is arranged at the upper end of the battery pack, a control button is arranged at the front end of the control module, and the battery pack and the transmission shaft are electrically connected through the cable.

[0009] Preferably, the flushing mechanism comprises a three-way connector, one end of the three-way connector extends into the flushing connector, the other two ends of the three-way connector are respectively provided with a first flushing valve and a second flushing valve, and the first flushing valve and the second flushing valve are respectively provided with a first flushing pipe and a second flushing pipe away from one end of the three-way connector.

[0010] Preferably, one end of the discharge pipe extends into the discharge connector, and a coal water slurry discharge valve is mounted on the middle segment of the discharge pipe.

[0011] Preferably, one end of the sampling pipe extends into the sampling connector, and a sampling valve is mounted on the middle segment of the sampling pipe.

[0012] Preferably, one end of the drain pipe extends into the drain connector, and a flushing water discharge valve is mounted on the middle segment of the drain pipe.

[0013] Preferably, the upper end of the buffer tank is provided with an inspection cover plate corresponding to the buffer bin, a connecting hinge is arranged between the inspection cover plate and the buffer tank, the inspection cover plate and the buffer tank are movably connected through the connecting hinge, a handle is mounted on the upper end of the inspection cover plate, and a support frame is fixedly installed below the buffer tank.

[0014] The utility model discloses beneficial effect: compared with the coal slurry of current market long -term accumulation in the sampling port block pipeline, need knock the sampling valve dredge, and because pipeline is under pressure, easy cause coal slurry splash, the application is through buffer tank, discharge pipe, flushing mechanism, sampling pipe and drain pipe combination, make when water coal slurry sampling, the staff will discharge pipe connect water coal slurry storage equipment, and water coal slurry is under the release pressure and enters the buffer bin of buffer tank through discharge pipe, and the splash of water coal slurry is released and can be buffered and collected by the buffer bin of buffer bin, and through shortening and thickening discharge pipe reduces water coal slurry long -term accumulation blockage problem, after water coal slurry enters the buffer bin, the staff closes water coal slurry discharge valve and opens sampling valve, and water coal slurry is sampled in the pressure from through sampling pipe and flows out water coal slurry sample, after sampling is completed, flushes the buffer bin in the flushing mechanism and injects water, and the auxiliary cleaning mechanism cooperates in the buffer bin and cleans, after cleaning is completed, sewage is discharged outward through drain pipe. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 The overall structure of the sampling device of the utility model is shown.

[0016] Figure 2 The sampling pipe and drain pipe structure of the sampling device of the utility model are shown.

[0017] Figure 3 The auxiliary cleaning mechanism structure of the sampling device of the utility model is shown.

[0018] Figure 4 The buffer tank and inspection cover plate structure of the sampling device of the utility model are shown.

[0019] Figure 5 The flushing mechanism structure of the sampling device of the utility model is shown.

[0020] Mark explanation: 1, buffer tank, 2, discharge joint, 3, discharge pipe, 4, buffer bin, 5, auxiliary cleaning mechanism, 6, inspection cover plate, 7, flushing joint, 8, flushing mechanism, 9, sampling joint, 10, sampling pipe, 11, support frame, 12, drain joint, 13, drain pipe, 14, sampling valve, 15, flushing water exhaust valve, 16, water coal slurry discharge valve, 17, annular support frame, 18, pivot, 19, cleaning stirring vane, 20, battery pack, 21, control module, 22, control button, 23, connecting hinge, 24, handle, 25, tee joint, 26, first flushing valve, 27, second flushing valve, 28, first flushing pipe, 29, second flushing pipe. DETAILED DESCRIPTION

[0021] The utility model will be further explained in connection with the drawings and examples.

[0022] Please refer to Figures 1-5 The utility model provides a kind of embodiment: a coal gasification coal water slurry sampling device, including buffer tank 1, discharge pipe 3, flushing mechanism 8, sampling pipe 10 and drain pipe 13;Buffer tank 1 is internally provided with buffer bin 4, the outside upper end of one side of buffer tank 1 is equipped with discharge joint 2, the end of discharge joint 2 away from buffer tank 1 is equipped with the discharge pipe 3 of coal water slurry sampling discharge, the outside upper end of another side of buffer tank 1 is equipped with flushing joint 7, the end of flushing joint 7 away from buffer tank 1 is equipped with flushing mechanism 8 for flushing residual coal water slurry in buffer bin 4, the outside lower end of another side of buffer tank 1 is equipped with sampling joint 9, the end of sampling joint 9 away from buffer tank 1 is equipped with sampling pipe 10 for coal water slurry sampling, the inside of buffer bin 4 is equipped with auxiliary cleaning mechanism 5 matched with flushing mechanism 8, the lower end center of buffer tank 1 is equipped with drain joint 12, the end of drain joint 12 away from buffer tank 1 is equipped with drain pipe 13.

[0023] Please refer to Figures 2-3 In the embodiment, one end of discharge pipe 3 extends to the inside of discharge joint 2, water coal slurry discharge valve 16 is installed in the middle section of discharge pipe 3, one end of sampling pipe 10 extends to the inside of sampling joint 9, sampling valve 14 is installed in the middle section of sampling pipe 10, by the combination of discharge pipe 3 and sampling pipe 10, when discharging sampling, staff first opens water coal slurry discharge valve 16, so that coal water slurry in water coal slurry storage equipment is under release pressure, enters into buffer bin 4 through discharge pipe 3, through buffer bin 4, the splash generated when coal water slurry is released can be buffered and converged by buffer bin 4 of buffer tank 1, at the same time, by shortening and thickening discharge pipe 3, the problem of long-time accumulation and blockage of coal water slurry is reduced, after coal water slurry enters buffer bin 4, staff closes coal water slurry discharge valve 16 and opens sampling valve 14, so that coal water slurry is sampled by flowing out coal water slurry sample through sampling pipe 10 under pressure.

[0024] Please refer to Figures 2-3In the embodiment, the auxiliary cleaning mechanism 5 comprises a ring support 17, the center of the ring support 17 is provided with a transmission shaft, the upper end of the transmission shaft is provided with a rotating shaft 18, the outer end of the rotating shaft 18 is provided with three sets of cleaning stirring blades 19, the inside of the ring support 17 is provided with a cable, the outer end of the buffer tank 1 is provided with a battery pack 20, the upper end of the battery pack 20 is provided with a control module 21, the front end of the control module 21 is provided with a control button 22, the battery pack 20 is electrically connected with the transmission shaft through the cable, the upper end of the buffer tank 1 is provided with an inspection cover plate 6 corresponding to the buffer chamber 4, the inspection cover plate 6 and the buffer tank 1 are provided with a connecting hinge 23, the inspection cover plate 6 and the buffer tank 1 are movably connected through the connecting hinge 23, the upper end of the inspection cover plate 6 is provided with a handle 24, the lower end of the buffer tank 1 is fixedly provided with a support frame 11, after the flushing mechanism 8 works, the rotating shaft 18 is combined with the cleaning stirring blades 19, so that the staff can press the control button 22 to start the battery pack 20 through the control module 21, the battery pack 20 drives the transmission shaft through the cable, the transmission shaft drives the rotating shaft 18, the rotating shaft 18 drives the three sets of cleaning stirring blades 19 at the outer end to rotate, so that the water flow generates vortex to strengthen the cleaning effect on the buffer chamber 4, through the inspection cover plate 6 and the connecting hinge 23, when cleaning, the staff can open the inspection cover plate 6 through the connecting hinge 23 to observe the cleaning effect, so as to avoid that the residual coal water slurry blocks the pipeline.

[0025] Please refer to Figures 3-5 In the embodiment, the flushing mechanism 8 comprises a three-way connector 25, one end of the three-way connector 25 extends into the flushing connector 7, the other two ends of the three-way connector 25 are respectively provided with a first flushing valve 26 and a second flushing valve 27, the first flushing valve 26 and the second flushing valve 27 away from one end of the three-way connector 25 are respectively provided with a first flushing pipe 28 and a second flushing pipe 29, one end of the drain pipe 13 extends into the drain connector 12, the middle segment of the drain pipe 13 is provided with a flushing water discharge valve 15, through the combination of the three-way connector 25, the first flushing pipe 28 and the second flushing pipe 29, after sampling is completed, the staff connects the first flushing pipe 28 and the second flushing pipe 29 to the water supply equipment, and opens the first flushing valve 26 and the second flushing valve 27, so that the water flow enters the buffer chamber 4 through the first flushing pipe 28 and the second flushing pipe 29 to flush, after cleaning is completed, the staff opens the flushing water discharge valve 15, so that the sewage is discharged from the drain pipe 13.

[0026] When working, the staff first opens the coal water slurry discharge valve 16, so that the coal water slurry in the coal water slurry storage device is released under pressure, enters the buffer chamber 4 through the discharge pipe 3, and the splash generated when the coal water slurry is released can be buffered and collected by the buffer chamber 4 of the buffer tank 1, and the problem of long-term accumulation and blockage of the coal water slurry is reduced by shortening and thickening the discharge pipe 3.

[0027] After the coal water slurry enters the buffer tank 4, the staff closes the coal water slurry discharge valve 16 and opens the sampling valve 14, so that the coal water slurry is sampled by flowing out of the coal water slurry sample through the sampling pipe 10 under pressure.

[0028] After sampling is completed, the staff connects the first flushing pipe 28 and the second flushing pipe 29 to the water supply device, and opens the first flushing valve 26 and the second flushing valve 27, so that water flows into the buffer tank 4 through the first flushing pipe 28 and the second flushing pipe 29 for flushing.

[0029] After the flushing mechanism 8 works, the staff can press the control button 22 to start the battery pack 20, and the battery pack 20 drives the transmission shaft through the cable, so that the transmission shaft drives the rotating shaft 18, and the rotating shaft 18 drives the three groups of cleaning stirring blades 19 at the outer end to rotate, so that the water flow generates vortex to enhance the cleaning effect on the buffer tank 4.

[0030] During cleaning, the staff can open the inspection cover plate 6 through the connecting hinge 23 to observe the cleaning effect, so as to avoid that the residual coal water slurry blocks the pipeline. After cleaning is completed, the staff opens the flushing water drain valve 15, so that the sewage is discharged from the drain pipe 13.

[0031] Through the above steps, the buffer tank 1, the discharge pipe 3, the flushing mechanism 8, the sampling pipe 10 and the drain pipe 13 are combined, so that when the coal water slurry is sampled, the staff connects the discharge pipe 3 to the coal water slurry storage device. The coal water slurry enters the buffer tank 1 through the discharge pipe 3 under the release pressure, and the buffer tank 4 buffers the splash generated when the coal water slurry is released. At the same time, by shortening and thickening the discharge pipe 3, the problem of long-term accumulation and blockage of the coal water slurry is reduced. After the coal water slurry enters the buffer tank 4, the staff closes the coal water slurry discharge valve 16 and opens the sampling valve 14, so that the coal water slurry is sampled by flowing out of the coal water slurry sample through the sampling pipe 10 under pressure. After sampling is completed, the flushing mechanism 8 flushes the buffer tank 4, and the auxiliary cleaning mechanism 5 cooperates with the cleaning in the buffer tank 4. After cleaning is completed, the sewage is discharged outward through the drain pipe 13.

Claims

1. A sampling device for coal gasification water coal slurry, comprising a buffer tank (1); characterized in that: The utility model also includes a discharging joint (2), a discharging pipe (3), an auxiliary cleaning mechanism (5), a flushing joint (7), a flushing mechanism (8), a sampling joint (9), a sampling pipe (10) and a drain pipe (13); the inside of the buffer tank (1) is provided with a buffer bin (4), the upper side of one side of the buffer tank (1) is provided with the discharging joint (2), the end of the discharging joint (2) away from the buffer tank (1) is provided with the discharging pipe (3) for slurry sampling and discharging, the upper side of the other side of the buffer tank (1) is provided with the flushing joint (7), the end of the flushing joint (7) away from the buffer tank (1) is provided with the flushing mechanism (8) for flushing residual slurry in the buffer bin (4), the lower side of the other side of the buffer tank (1) is provided with the sampling joint (9), the end of the sampling joint (9) away from the buffer tank (1) is provided with the sampling pipe (10) for slurry sampling, the inside of the buffer bin (4) is provided with the auxiliary cleaning mechanism (5) matched with the flushing mechanism (8), the lower end of the buffer tank (1) is provided with the drain joint (12), and the end of the drain joint (12) away from the buffer tank (1) is provided with the drain pipe (13).

2. The coal gasification coal water slurry sampling device according to claim 1, characterized in that: The auxiliary cleaning mechanism (5) comprises an annular support frame (17), the center of the annular support frame (17) is provided with a transmission shaft, the upper end of the transmission shaft is provided with a rotating shaft (18), the outer end of the rotating shaft (18) is surrounded by three sets of cleaning stirring blades (19), the inside of the annular support frame (17) is provided with a cable, the outer end of the buffer tank (1) is provided with a battery pack (20), the upper end of the battery pack (20) is provided with a control module (21), the front end of the control module (21) is provided with a control button (22), and the battery pack (20) and the transmission shaft are electrically connected through the cable.

3. The coal gasification coal water slurry sampling device according to claim 1, characterized in that: The flushing mechanism (8) comprises a three-way connector pipe (25), one end of the three-way connector pipe (25) extends into the inside of the flushing joint (7), the other two ends of the three-way connector pipe (25) are provided with a first flushing valve (26) and a second flushing valve (27) respectively, and the ends of the first flushing valve (26) and the second flushing valve (27) away from the three-way connector pipe (25) are provided with a first flushing pipe (28) and a second flushing pipe (29) respectively.

4. The coal gasification coal water slurry sampling device according to claim 1, characterized in that: One end of the discharging pipe (3) extends into the inside of the discharging joint (2), and the middle segment of the discharging pipe (3) is provided with a slurry discharging valve (16).

5. The coal gasification coal water slurry sampling device according to claim 1, characterized in that: One end of the sampling pipe (10) extends into the inside of the sampling joint (9), and the middle segment of the sampling pipe (10) is provided with a sampling valve (14).

6. The coal gasification coal water slurry sampling device according to claim 1, characterized in that: One end of the drain pipe (13) extends into the inside of the drain joint (12), and the middle segment of the drain pipe (13) is provided with a flushing water draining valve (15).

7. The coal gasification coal water slurry sampling device according to claim 1, characterized in that: The upper end of the buffer tank (1) is provided with an inspection cover plate (6) corresponding to the buffer bin (4), a connecting hinge (23) is arranged between the inspection cover plate (6) and the buffer tank (1), the inspection cover plate (6) and the buffer tank (1) are movably connected through the connecting hinge (23), a handle (24) is arranged on the upper end of the inspection cover plate (6), and a support frame (11) is fixedly arranged below the buffer tank (1).

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