CN215262964U

CN215262964U - Coal moisture detection device

Info

Publication number: CN215262964U
Application number: CN202121230254.4U
Authority: CN
Inventors: 邵明莹
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-03
Filing date: 2021-06-03
Publication date: 2021-12-21
Anticipated expiration: 2031-06-03

Abstract

The utility model discloses a coal moisture detection device relates to coal moisture detection technical field, including base, casing and exhaust-gas treatment device, the casing top is equipped with the cap, is equipped with feed inlet and first rotating electrical machines on the cap, and first rotating electrical machines bottom power take off end is equipped with the axis of rotation, is connected with electric telescopic handle in the axis of rotation, and electric telescopic handle bottom is fixed with agitating unit; more than one microwave generator is arranged on the inner wall of the top of the shell cover; a circular lower bearing plate is arranged on a seat below the inner part of the shell, a circular upper bearing plate is arranged above the lower bearing plate, and a drying basin is fixed in the upper bearing plate. The stirring device of the device can stir and crush massive coal in the coal basin, can turn over the coal in the coal basin to ensure that the coal is uniformly heated and dried, and meanwhile, the pressure sensor below the coal basin can also detect the weight of the coal blocks before and after drying; the waste gas treatment device can shorten the cooling time of coal in the shell, and can perform sedimentation filtration treatment on the extracted coal ash and coal cinder mixture.

Description

Coal moisture detection device

Technical Field

The utility model relates to a coal moisture detects technical field, concretely relates to coal moisture detection device.

Background

The moisture of the coal is divided into two types, namely, the internal moisture is the moisture contained when the plants are changed into the coal; and the second is external water which is water attached to the surface and in cracks of the coal in the processes of mining, transportation and the like, and the total water is the sum of external water and internal water of the coal. In daily life, in order to prevent the combustion rate of coal from being influenced by overhigh moisture in the coal, the water content in the coal is generally checked in a sampling mode before the coal is used, at present, the detection on the water content of the coal is mainly detected by a drying and weighing method, the coal is stacked on a drying tray in the detection mode, the coal on the uppermost layer is firstly dehydrated, the coal on the bottom layer is slowly dehydrated, the drying time is prolonged, the drying is not uniform, and the finally obtained detection result is not accurate; meanwhile, after the coal samples in the existing detection device are detected, the coal samples need to be cooled to room temperature and then taken out for measurement, the detection mode has long waiting time, and the detection efficiency is reduced; in addition, a large amount of coal ash exists in the existing device in the drying process, the coal ash is simply discharged into the atmosphere by the common device, and the mode can not only pollute the environment, but also cause harm to human bodies. Therefore, a coal moisture detection device is required to solve the above problems.

Disclosure of Invention

Not enough to prior art, the utility model provides a coal moisture detection device.

The utility model discloses a coal moisture detection device, including base, casing and exhaust-gas treatment device seat are on the base, casing outside lateral wall is equipped with air-supply line and play tuber pipe, and the casing top is equipped with the cap, is equipped with feed inlet and first rotating electrical machines on the cap, first rotating electrical machines is arranged in the middle part of the cap, and its bottom power take off end is equipped with the axis of rotation, and the bottom of axis of rotation stretches into the casing inside and is connected with electric telescopic handle, and electric telescopic handle's bottom is fixed with agitating unit, is equipped with more than one microwave generator on the equidistant of top inner wall of cap; a circular lower bearing plate is arranged on a seat below the inner part of the shell, a controller is arranged in the lower bearing plate, a pressure sensor is fixed in the middle of the upper end face of the lower bearing plate, the controller is connected with the pressure sensor, a clamping block is arranged above the pressure sensor, more than three spring cavities I are circumferentially arranged on the upper end face of the lower bearing plate, and pressure springs are fixed in the spring cavities I; the top of accepting the board under is equipped with on circular and accepts the board, and the middle part of accepting the board on sets up the spacing recess that runs through on accepting the board, and spacing recess internal fixation has the stoving basin, is equipped with more than three spring chamber II around accepting the board lower extreme face, pressure spring's top is fixed with spring chamber II, is equipped with the recess in the bottom center department of accepting the board on, recess and fixture block looks adaptation.

As a further improvement of the utility model, an air exhaust pump is arranged on the air outlet pipe of the shell, and the other end of the air outlet pipe is connected with an exhaust gas treatment device; the air inlet end of the air inlet pipe is fixed with a circular ring through a bolt, the inner wall of the circular ring is fixed with a dustproof filter screen, and the inner wall of the air inlet pipe on one side of the dustproof filter screen is respectively fixed with an air inlet fan and a drying lamp through a support.

As a further improvement of the utility model, exhaust treatment device falls case and water tank including dirt, the water tank seat falls the roof portion in dirt, it is fixed with the bearing plate on the outside lateral wall of case to fall at dirt, be fixed with servo motor on the bearing plate, servo motor's output passes dirt and falls the case lateral wall and is connected with swing joint the threaded rod on dirt falls the incasement wall, there is the screw thread piece outside movable mounting of threaded rod, the bottom of screw thread piece is fixed with the installation piece, the shower nozzle is installed to the bottom of installation piece, the one end of shower nozzle is connected with the water pipe, the other end of water pipe passes dirt and falls the case lateral wall and is connected with the water tank.

As a further improvement of the utility model, the dust falling box is provided with a filter layer on the upper part of the threaded rod, and the dust falling box side wall of the lower part of the threaded rod is provided with an air suction inlet which is communicated with the air outlet pipe.

As a further improvement, the stirring device comprises a pressing plate fixed with the bottom end of the electric telescopic rod, a vertical fixed vertical rod with equal distance is arranged on the lower end surface of the pressing plate, and a pressing ring more than one group is transversely and vertically arranged on the surface of the vertical rod.

The coal moisture detection device of the utility model has reasonable structure, the stirring device can stir and crush massive coal in the coal basin and can stir the coal in the coal basin to be heated and dried evenly under the driving of the rotating shaft and the telescopic rod, and the drying time is further shortened; meanwhile, the weight of the coal blocks before and after drying can be directly detected by a pressure sensor below the coal basin and transmitted to the outside, so that the detection efficiency is further improved; through setting up exhaust treatment device to installation aspiration pump on the play tuber pipe that exhaust treatment device and casing are connected, can be quick take out the heat energy in the casing, shorten the cooling time of coal in the casing, can subside the filtration processing with the coal ash and the cinder mixture of taking out again, make the combustion gas can not cause the pollution to the environment, can not influence health simultaneously yet, improved the work efficiency that coal moisture detected greatly.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view at A in FIG. 1;

FIG. 3 is a schematic structural view of an upper receiving plate, a lower receiving plate and a coal basin of the present invention;

fig. 4 is a schematic structural view of the waste gas treatment device of the present invention.

Detailed Description

The utility model discloses a coal moisture detection device, including base 1, casing 2 and exhaust treatment device 3, as shown in fig. 1: the shell 2 and the waste gas treatment device 3 are arranged on the base 1, a shell cover 11 is arranged at the top of the shell 2, a feeding hole 12 and a first rotating motor 13 are arranged on the shell cover 11, the first rotating motor 13 is arranged in the middle of the shell cover 11, a power output end at the bottom of the first rotating motor is provided with a rotating shaft 14, the bottom end of the rotating shaft 14 extends into the shell 2 and is connected with an electric telescopic rod 15, a stirring device 16 is fixed at the bottom of the electric telescopic rod 15, the stirring device 16 comprises a pressing plate 37 fixed with the bottom end of the electric telescopic rod 15, vertical rods 38 are vertically fixed on the lower end face of the pressing plate 37 at equal intervals, and more than one group of pressing rings are transversely and vertically arranged on the surface of each vertical rod 38; more than one microwave generator 43 is equidistantly arranged on the inner wall of the top part of the shell cover 11.

As shown in fig. 3; a circular lower bearing plate 17 is arranged on a lower seat in the shell 2, a controller 18 is arranged in the lower bearing plate 17, the controller 18 comprises a power module, a pressure sensor 19 is fixed in the middle of the upper end face of the lower bearing plate 17, the controller 18 is connected with the pressure sensor 19, a clamping block 20 is arranged above the pressure sensor 19, and an elastic touch groove 40 used for connecting the power module is formed in the clamping block 20; more than three spring cavities I21 are circumferentially arranged on the upper end surface of the lower bearing plate 17, and pressure springs 22 are fixed in the spring cavities I21; a circular upper bearing plate 23 is arranged above the lower bearing plate 17, a limiting groove penetrating through the upper bearing plate 23 is formed in the middle of the upper bearing plate 23, a drying basin 24 is fixed in the limiting groove, more than three spring cavities II 25 are arranged on the periphery of the lower end face of the upper bearing plate 23, and the top end of the pressure spring 22 is fixed with the spring cavities II 25; the bottom center of the upper bearing plate 23 is provided with a groove 26, an elastic touch point 39 used for connecting a power supply module is arranged in the groove 26, the groove 26 is matched with the fixture block 20, and the elastic touch point 39 in the groove is matched with the elastic touch groove 40 and used for connecting a detection circuit.

As shown in fig. 1 and 2; an air inlet pipe 4 and an air outlet pipe 5 are arranged on the outer side wall of the shell 2, an air pump 6 is mounted on the air outlet pipe 5, and the other end of the air outlet pipe is connected with the waste gas treatment device 3; the air inlet end of the air inlet pipe 4 is fixed with a circular ring 7 through a bolt, the inner wall of the circular ring 7 is fixed with a dustproof filter screen 8, and an air inlet fan 9 and a drying lamp 10 are respectively fixed on the inner wall of the air inlet pipe 4 on one side of the dustproof filter screen 8 through a support.

As shown in fig. 4; the waste gas treatment device 3 comprises a dust falling box 27 and a water tank 28, the water tank 28 is arranged at the top of the dust falling box 27, the top of the dust falling box 27 is provided with an air outlet 41, the bottom of the dust falling box 27 is provided with a liquid outlet 42, a bearing plate 29 is fixed on the outer side wall of the dust falling box 27, a servo motor 30 is fixed on the bearing plate 29, the output end of the servo motor 30 penetrates through the side wall of the dust falling box 27 to be connected with a threaded rod 31 movably connected on the inner wall of the dust falling box 27, a threaded block 32 is movably installed on the outer side of the threaded rod 31, a mounting block 33 is fixed at the bottom of the threaded block 32, a spray head 34 is installed at the bottom of the mounting block 33, one end of the spray head 34 is connected with a water pipe 35, a water pump is arranged on the water pipe 35, and the other end of the water pipe 35 penetrates through the side wall of the dust falling box 27 to be connected with the water tank 28; a filter layer 36 is arranged in the dust falling box 27 and on the upper part of the threaded rod 31, an air suction opening is arranged on the side wall of the dust falling box 27 on the lower part of the threaded rod 31, and the air suction opening is communicated with the air outlet pipe 5.

When the device is used, the coal blocks are placed in the drying basin 24, the drying basin 24 descends under the action of the spring, the elastic touch point 39 and the elastic touch groove 40 are connected with the detection circuit in a matched mode, the power supply provides power for the pressure sensor 19, the pressure sensor 19 detects the pressure of the drying basin 24 and transmits the pressure to detection personnel through the controller 18, and the weight of the coal blocks in the drying basin 24 is the weight of the coal blocks before being dried; then starting the electric telescopic rod 15, the air inlet fan 9, the drying lamp 10, the microwave generator 43, the servo motor 30 and the water pump, blowing heat generated by the drying lamp 10 into the shell 1 by the air inlet fan 9, heating the coal sample in the drying basin 24 by the microwave generator 43 in a microwave heating mode, meanwhile, extending the electric telescopic rod 15 downwards, extending the vertical rod 38 on the lower end face of the pressing plate 37 into the drying basin 24, crushing the coal sample under the combined action of the vertical rod 38 and the pressing ring, starting the first rotating motor 13, and driving the vertical rod 38 and the pressing ring to rotate in the drying basin 24 through the rotating shaft 14, so that the coal blocks in the drying basin 24 are fully stirred and uniformly heated; meanwhile, turbid hot gas in the shell 1 is discharged into the waste gas treatment device 3 from the air outlet pipe 5, the servo motor 30 drives the spray head 34 to move left and right to spray water to the gas, large particle impurities carried in the gas are settled into the dust falling box 27 and are discharged through the liquid outlet 42; other gases are filtered by the filter layer 36, and the filtered gases are discharged from the gas outlet 41, so that the problem that harmful gases generated by the coal after drying and detection cannot be treated is solved.

After the coal block in the drying basin 24 is dried, the data transmitted by the pressure sensor 19 gradually tend to a fixed value, and the water content in the coal can be obtained by comparing the data with the coal before drying. After the drying is finished, the microwave generator 43 and the drying lamp 10 are closed, the air extracting pump 6 on the air outlet pipe 5 is started, hot air in the shell 1 is extracted by the air extracting pump 6, the temperature in the shell 1 is gradually reduced, and then the coal blocks in the drying basin 24 are relatively cooled.

Claims

1. A coal moisture detection device comprises a base (1), a shell (2) and a waste gas treatment device (3), and is characterized in that the shell (2) and the waste gas treatment device (3) are seated on the base (1), an air inlet pipe (4) and an air outlet pipe (5) are arranged on the outer side wall of the shell (2), a shell cover (11) is arranged at the top of the shell (2), a feed inlet (12) and a first rotating motor (13) are arranged on the shell cover (11), the first rotating motor (13) is arranged in the middle of the shell cover (11), a power output end at the bottom of the first rotating motor is provided with a rotating shaft (14), the bottom end of the rotating shaft (14) extends into the shell (2) and is connected with an electric telescopic rod (15), a stirring device (16) is fixed at the bottom of the electric telescopic rod (15), and more than one microwave generator (43) is arranged on the inner wall of the top of the shell cover (11) at equal intervals; a round lower bearing plate (17) is arranged on a lower seat in the shell (2), a controller (18) is arranged in the lower bearing plate (17), a pressure sensor (19) is fixed in the middle of the upper end face, the controller (18) is connected with the pressure sensor (19), a clamping block (20) is arranged above the pressure sensor (19), more than three spring cavities I (21) are arranged on the upper end face of the lower bearing plate (17) in the circumferential direction, and pressure springs (22) are fixed in the spring cavities I (21); bear board (23) on being equipped with circularly in the top of board (17) down, the middle part of bearing board (23) on is seted up and is run through in the spacing recess of bearing board (23) on, spacing recess internal fixation has stoving basin (24), is equipped with spring chamber II (25) more than three in last terminal surface ring week of bearing board (23), the top and spring chamber II (25) of pressure spring (22) are fixed, are equipped with recess (26) in the bottom center department of bearing board (23) on, recess (26) and fixture block (20) looks adaptation.

2. The coal moisture detection device according to claim 1, characterized in that the air outlet pipe (5) of the shell (2) is provided with a suction pump (6) and the other end is connected with the waste gas treatment device (3); the air inlet end of the air inlet pipe (4) is fixed with a circular ring (7) through a bolt, the inner wall of the circular ring (7) is fixed with a dustproof filter screen (8), and the inner wall of the air inlet pipe (4) on one side of the dustproof filter screen (8) is respectively fixed with an air inlet fan (9) and a drying lamp (10) through a support.

3. A coal moisture detecting apparatus according to claim 1 or 2, characterized in that the exhaust gas treating device (3) comprises a dust drop box (27) and a water tank (28), the water tank (28) is seated on the top of the dust drop box (27), a bearing plate (29) is fixed on the outer side wall of the dust falling box (27), a servo motor (30) is fixed on the bearing plate (29), the output end of the servo motor (30) penetrates through the side wall of the dust falling box (27) to be connected with a threaded rod (31) movably connected on the inner wall of the dust falling box (27), the outer side of the threaded rod (31) is movably provided with a threaded block (32), the bottom of the threaded block (32) is fixed with an installation block (33), the bottom of the installation block (33) is provided with a spray head (34), one end of the spray head (34) is connected with a water pipe (35), and the other end of the water pipe (35) penetrates through the side wall of the dust falling box (27) to be connected with the water tank (28).

4. A coal moisture detection device as claimed in claim 3, characterized in that a filter layer (36) is installed in the dust drop box (27) and above the threaded rod (31), and an air suction opening is opened on the side wall of the dust drop box (27) below the threaded rod (31) and is communicated with the air outlet pipe (5).

5. The coal moisture detection device as claimed in claim 1, wherein the stirring device (16) comprises a pressing plate (37) fixed to the bottom end of the electric telescopic rod (15), vertical rods (38) are vertically fixed to the lower end face of the pressing plate (37) at equal intervals, and more than one set of pressing rings are transversely and vertically arranged on the surface of each vertical rod (38).