CN219161665U

CN219161665U - Phosphogypsum on-line sampling device

Info

Publication number: CN219161665U
Application number: CN202223453898.7U
Authority: CN
Inventors: 陈孝华
Original assignee: Hubei Sandi Environmental Protection New Material Co ltd
Current assignee: Hubei Sandi Environmental Protection New Material Co ltd
Priority date: 2022-12-23
Filing date: 2022-12-23
Publication date: 2023-06-09
Anticipated expiration: 2032-12-23

Abstract

The utility model discloses an phosphogypsum online sampling device, which comprises a supporting column fixedly arranged on the ground, wherein the top of the supporting column is rotationally connected with a shaft sleeve, a cantilever is fixedly connected with the shaft sleeve, a connecting support is fixedly connected to the cantilever, a gear motor and a plurality of rollers are mounted on the support, the gear motor is in transmission connection with the rollers through a gear transmission mechanism, guide rings matched with the rollers are arranged on the supporting column, a first cylinder is mounted at one end of the cantilever, a piston rod of the first cylinder is fixedly connected with a portal, the upper end of a sampling barrel is rotationally connected in the portal, a storage box is arranged at one side of the supporting column, and the lower end of the gear motor abuts against the storage box through driving the lower end of the sampling barrel.

Description

Phosphogypsum on-line sampling device

Technical Field

The utility model relates to an phosphogypsum on-line sampling device.

Background

Phosphogypsum is a solid waste generated in the wet-process phosphoric acid process, the composition of phosphogypsum is complex, besides the main component calcium sulfate dihydrate, phosphate ores which are not completely decomposed, residual phosphoric acid, fluoride, acid insoluble substances, organic matters and the like are also included, and the content change of each component of phosphogypsum and the quality of phosphogypsum are required to be detected in the phosphogypsum production process so as to provide reference for the production of phosphoric acid. The existing detection mode is that a worker samples phosphogypsum regularly (for example, 1 time is taken every 1 hour), firstly takes out a part of mixed detection (for example, 4 time periods) of phosphogypsum samples in each time period, if the mixed detection does not meet the standard, then respectively detects phosphogypsum in each remaining time period, judges that phosphogypsum in that time period exceeds standard, so as to provide reference for the production of phosphoric acid, and the manual sampling requires the worker to frequently reciprocate a phosphogypsum conveying line and a laboratory, so that the sampling mode firstly occupies more time, and secondly is not well regulated, for example: the worker takes 1 time every 2 hours, and 1 time retrieves two samples occurs, resulting in a decrease in detection accuracy.

Disclosure of Invention

The utility model aims to solve the technical problem of providing an phosphogypsum on-line sampling device which is used for solving the problems of labor occupation and inconvenient supervision of phosphogypsum manual sampling comparison.

In order to solve the problems, the technical scheme of the utility model is as follows:

phosphogypsum on-line sampling device, including fixed the setting at subaerial support column, support column top swivelling joint has the axle sleeve, cantilever and axle sleeve fixed connection, fixed connection support on the cantilever, install gear motor and a plurality of gyro wheel on the support, gear motor passes through gear drive mechanism and gyro wheel transmission to be connected, be equipped with on the support column with gyro wheel matched with guide ring, install first cylinder in cantilever one end, first cylinder piston rod and portal fixed connection, sampling bucket upper end swivelling joint is in the portal, be equipped with the storage box in support column one side, gear motor supports through drive sampling bucket lower extreme and leans on the storage box mouth.

Two folded plates are arranged in the storage box, a horn-shaped trough is arranged in the storage box at intervals by the two folded plates, a guide plate is fixedly connected in the storage box at one end of the trough, a pressing block is arranged in the trough, openings are respectively formed in two ends of the trough, a second air cylinder is arranged at the two ends of the trough, a piston rod of the second air cylinder is fixedly connected with the pressing block, clamping grooves are formed in the storage boxes at two sides of the openings, and valve plates are assembled in the clamping grooves.

The storage box is fixedly connected with a support, a third cylinder is mounted on the support, a piston rod of the third cylinder is fixedly connected with a top strip, and the top strip is located on a rotating path of the sampling barrel.

The motor is characterized by further comprising a baffle plate which is arranged on the shaft sleeve in a fixed connection manner, a first photoelectric switch and a second photoelectric switch are arranged at the top of the supporting column, the shaft sleeve is provided with the baffle plate to trigger the first photoelectric switch and the second photoelectric switch alternately, a first magnetic switch and a second magnetic switch are arranged on the first cylinder, the first photoelectric switch, the second photoelectric switch, the first magnetic switch and the second magnetic switch are connected with the input end of the controller, and a gear motor is connected with the output end of the controller through electromagnetic valves for controlling the first cylinder, the second cylinder and the third cylinder.

And a limiting frame is fixedly connected to the portal, and the upper end of the sampling barrel is abutted against the limiting frame.

The beneficial effects of the utility model are as follows: the phosphogypsum sampling device can replace manual timing to sample phosphogypsum, is convenient and quick to sample, can greatly reduce labor intensity of workers, can accurately control sampling time, and improves sampling accuracy.

Drawings

The utility model is further described with reference to the accompanying drawings:

figure 1 is a schematic perspective view of the present utility model,

figure 2 is a schematic perspective view of the present utility model,

figure 3 is a schematic perspective view of the present utility model,

figure 4 is a schematic view of a partial cross-sectional structure of the present utility model in front view,

figure 5 is a schematic view of a partial top view of the present utility model,

figure 6 is a schematic diagram of the pneumatic control of the present utility model,

fig. 7 is a schematic diagram of the connection relationship between the electric devices according to the present utility model.

In the figure: the device comprises a support column 1, a guide ring 2, a roller 3, a gear motor 4, a support 5, a sampling barrel 6, a limiting frame 7, a portal 8, a second magnetic switch 9, a first cylinder 10, a first magnetic switch 11, a cantilever 12, a second photoelectric switch 13, a shaft sleeve 14, a baffle 15, a first photoelectric switch 16, a top strip 17, a storage box 18, a folded plate 19, a second cylinder 20, a belt conveyor 21, a third cylinder 22, a pressing block 23, a valve plate 24, a clamping groove 25 and a guide plate 26.

Detailed Description

As shown in fig. 1 to 7, the phosphogypsum online sampling device comprises a supporting column 1 fixedly arranged on the ground, wherein the top of the supporting column 1 is rotatably connected with a shaft sleeve 14 through a bearing, a cantilever 12 is fixedly connected with the shaft sleeve 14, a support 5 is fixedly connected to the cantilever 12, a gear motor 4 and a plurality of rollers 3 are arranged on the support 5, the gear motor 4 is in transmission connection with the rollers 3 through a gear transmission mechanism, a guide ring 2 matched with the rollers 3 is arranged on the supporting column 1, a first cylinder 10 is arranged at one end of the cantilever 12, a piston rod of the first cylinder 10 is fixedly connected with a portal 8, the upper end of a sampling barrel 6 is rotatably connected in the portal 8, a storage box 18 is arranged at one side of the supporting column 1, and the gear motor 4 abuts against the box mouth of the storage box 18 through driving the lower end of the sampling barrel 6.

The working process of the utility model is as follows: in a normal state, the sampling barrel 6 is positioned above the belt conveyor, the belt conveyor conveys phosphogypsum, when sampling is needed, the first cylinder 10 drives the sampling barrel 6 to descend, in the descending process, the lower end of the sampling barrel 6 is firstly in contact with the phosphogypsum, the sampling barrel 6 is driven to rotate by the moving phosphogypsum, the sampling barrel 6 slowly rotates to be horizontal along with the continuous descending of the sampling barrel 6, meanwhile, the belt conveyor conveys the phosphogypsum into the sampling barrel 6 continuously, after 1 minute, the sampling barrel 6 is filled, the first cylinder 10 drives the phosphogypsum to ascend, the sampling barrel 6 automatically rotates to be vertical due to self gravity, then the reducing motor 4 drives the cantilever 12 to slowly rotate towards the direction of the storage box 18, when the lower end of the sampling barrel 6 is rotated to be in contact with the box opening of the storage box 18, the sampling barrel 6 is rotated by an angle, then the reducing motor 4 is suspended, and meanwhile, the piston rod of the first cylinder 10 descends to press the sampling barrel 6 to continue to rotate so as to pour the phosphogypsum into the storage box 18, and the process of sampling of the phosphogypsum is completed.

As shown in fig. 5, two folded plates 19 are arranged in the storage box 18, a horn-shaped trough is formed in the storage box 18 at intervals by the two folded plates 19, a guide plate 26 is fixedly connected in the storage box 18 at one end of the trough, a pressing block 23 is arranged in the trough, two ends of the trough are respectively provided with an opening and a second air cylinder 20, a piston rod of the second air cylinder 20 is fixedly connected with the pressing block 23, clamping grooves 25 are formed in the storage box 18 at two sides of the opening, and valve plates 24 are assembled in the clamping grooves 25. Phosphogypsum poured into the storage bin 18 will enter the trough along the flap 19 and the guide plate 26. When the sampling bucket 6 pours phosphogypsum into the storage box 18 once, the second air cylinder 20 drives the pressing block 23 to press the phosphogypsum in the trough, and a worker can judge that the phosphogypsum under the phosphogypsum length is in that period according to the accumulated length of the phosphogypsum in the trough, so that the phosphogypsum in each period can be conveniently and respectively detected, meanwhile, in order to conveniently take the phosphogypsum out of the trough, the valve plate 24 can be extracted, and the phosphogypsum sample square column pressed in the trough is pressed out by the second air cylinder 20.

A support is fixedly connected to the storage box 18, a third air cylinder 22 is mounted on the support, a piston rod of the third air cylinder 22 is fixedly connected with the top strip 17, and the top strip 17 is located on the rotating path of the sampling barrel 6. After the cantilever 12 is turned over by an angle, for example 30 degrees, against the mouth of the storage bin 18 with the sampling bucket 6, the third cylinder 22 drives the top strip 17 to move upwards to drive the sampling bucket 6 to turn over further, for example to 130 degrees, so as to drain phosphogypsum in the sampling bucket.

As shown in fig. 6 and 7, the device further comprises a baffle 15 fixedly connected to the shaft sleeve 14, the shaft sleeve 14 carries the baffle 15 to trigger the first photoelectric switch 16 and the second photoelectric switch 13 alternately, the first cylinder 10 is provided with the first magnetic switch 11 and the second magnetic switch 9, the first photoelectric switch 16, the second photoelectric switch 13, the first magnetic switch 11 and the second magnetic switch 9 are connected with the input end of the controller, and the gear motor 4 and the electromagnetic valve for controlling the first cylinder 10, the second cylinder 20 and the third cylinder 22 are connected with the output end of the controller. The controller is a PLC controller, the first photoelectric switch 16 and the second photoelectric switch 13 are groove type photoelectric switches, a pressure relay is arranged on a gas path of the second cylinder 20 communicated with a gas source, the pressure relay is connected with the input end of the controller, and the pressure applied to phosphogypsum by the second cylinder 20 is detected by the pressure relay, so that the phosphogypsum entering the groove every time is ensured to be pressed uniformly.

A limiting frame 7 is fixedly connected to the door frame 8, and the upper end of the sampling barrel 6 is abutted against the limiting frame 7. The limiting frame 7 is used for the sampling barrel 6 to avoid dead points.

The working process of the controller is as follows:

initially, the reclaiming bucket is positioned above the skin conveyor, the baffle 15 is positioned at the position of the first photoelectric switch 16, and the first cylinder 10 is positioned at the position of the first magnetic switch 11.

The first step: the first cylinder 10 descends to the position of the second magnetic switch 9, at this time, the sampling bucket 6 moves into phosphogypsum, after 1 minute, the phosphogypsum fills the sampling bucket 6, and the first cylinder 10 ascends to the position of the first magnetic switch 11 to take the sampling bucket 6 out of the phosphogypsum.

And a second step of: the controller controls the gear motor 4 to positively rotate to the position of the second photoelectric switch 13, at the moment, the middle part of the sampling barrel 6 is abutted against the edge of the box opening of the storage box 18, then the third cylinder 22 drives the top strip 17 to ascend so as to drive the storage box 18 to further overturn, so that phosphogypsum in the sampling barrel is discharged completely, and then the piston rod of the third cylinder 22 is retracted.

And a third step of: the controller controls the gear motor 4 to reverse to the first photoelectric switch 16, the material taking barrel is restored to the original state, and simultaneously the piston rod of the second cylinder 20 is extended to squeeze phosphogypsum falling into the trough to one end of the trough.

Fourth step: after 1 hour, phosphogypsum was sampled again according to the first to third steps described above.

Claims

1. Phosphogypsum on-line sampling device, including fixed support column (1) that sets up subaerial, support column (1) top swivelling joint has axle sleeve (14), cantilever (12) and axle sleeve (14) fixed connection, fixed connection support (5) on cantilever (12), install gear motor (4) and a plurality of gyro wheel (3) on support (5), gear motor (4) are connected with gyro wheel (3) transmission through gear train, be equipped with on support column (1) with gyro wheel (3) matched with guide ring (2), its characterized in that: a first air cylinder (10) is arranged at one end of a cantilever (12), a piston rod of the first air cylinder (10) is fixedly connected with a portal (8), the upper end of a sampling barrel (6) is rotatably connected in the portal (8), a storage box (18) is arranged on one side of a supporting column (1), and a gear motor (4) abuts against a box opening of the storage box (18) through driving the lower end of the sampling barrel (6).

2. The phosphogypsum online sampling device according to claim 1, wherein: two folded plates (19) are arranged in the storage box (18), a horn-shaped trough is arranged in the storage box (18) at intervals by the two folded plates (19), a guide plate (26) is fixedly connected in the storage box (18) at one end of the trough, a pressing block (23) is arranged in the trough, two ends of the trough are respectively provided with an opening and a second air cylinder (20), a piston rod of the second air cylinder (20) is fixedly connected with the pressing block (23), clamping grooves (25) are formed in the storage boxes (18) at two sides of the opening, and valve plates (24) are assembled in the clamping grooves (25).

3. The phosphogypsum online sampling device according to claim 2, wherein: the storage box (18) is fixedly connected with a support, a third air cylinder (22) is mounted on the support, a piston rod of the third air cylinder (22) is fixedly connected with the top strip (17), and the top strip (17) is located on a rotating path of the sampling barrel (6).

4. An phosphogypsum on-line sampling device as claimed in claim 3, wherein: the electromagnetic valve driving device is characterized by further comprising a baffle (15) which is fixedly connected to the shaft sleeve (14), a first photoelectric switch (16) and a second photoelectric switch (13) are arranged at the top of the supporting column (1), the shaft sleeve (14) is provided with the baffle (15) to alternately trigger the first photoelectric switch (16) and the second photoelectric switch (13), a first magnetic switch (11) and a second magnetic switch (9) are arranged on the first cylinder (10), the first photoelectric switch (16), the second photoelectric switch (13), the first magnetic switch (11) and the second magnetic switch (9) are connected with the input end of the controller, and a reducing motor (4) is connected with the output end of the controller through electromagnetic valves for controlling the first cylinder (10), the second cylinder (20) and the third cylinder (22).

5. The phosphogypsum online sampling device according to any one of claims 1 to 4, wherein: a limiting frame (7) is fixedly connected to the door frame (8), and the upper end of the sampling barrel (6) is propped against the limiting frame (7).