Blocky phosphogypsum crushing mechanism

Abstract

The utility model discloses a blocky phosphogypsum crushing mechanism which comprises a frame body, a tank body and a detachably connected cover body, and further comprises a crushing assembly and an adsorption assembly, the crushing assembly comprises a cover body fixedly installed in the cover body, and two groups of crushing rollers which are symmetrically distributed are arranged at the two ends in the cover body respectively; the adsorption assembly comprises a water tank fixedly installed on the outer surface of the frame body and a flow dividing pipe arranged above the cover body and further comprises a water pump installed at the top of the frame body, the flow dividing pipe is connected with the cover body through an L-shaped supporting rod, and a plurality of atomization nozzles distributed at equal intervals are installed on the inner surface of the flow dividing pipe. Due to the arrangement of the adsorption assembly, raised dust is adsorbed through atomized water drops, on one hand, the amount of the raised dust can be reduced, pollution to the surrounding environment is avoided, and on the other hand, ardealite can be wetted, and dust raising caused by the ardealite in the discharging period is prevented.

Description

Technical Field

[0001] The utility model relates to phosphogypsum processing equipment, in particular to a block phosphogypsum crushing mechanism. Background Art

[0002] Phosphogypsum is a solid waste generated during the wet-process phosphoric acid process. Its primary component is calcium sulfate dihydrate. Currently, the comprehensive utilization rate of phosphogypsum resources is less than 30%, and a large amount of phosphogypsum is still stored directly in piles. When phosphogypsum is piled, the various elements within it adsorb and aggregate, forming hard, indestructible agglomerates. Therefore, the phosphogypsum must be crushed for further processing before it can be fully utilized.

[0003] A Chinese patent with authorization announcement number CN216368336U and authorization announcement date of April 26, 2022, discloses a gypsum crushing mechanism for gypsum mortar processing, comprising a machine body and a feed hopper arranged on the machine body, wherein an extrusion-type crushing mechanism is arranged inside the feed hopper, wherein the extrusion-type crushing mechanism comprises an electric guide rail, an extrusion plate, an extrusion ball, a filter screen and an installation port, wherein an installation port is provided on one side of the feed hopper, wherein two sets of electric guide rails are arranged on the feed hopper, an extrusion plate is arranged between the two sets of electric guide rails, and the extrusion plate is transmission-connected to the electric guide rails, wherein multiple sets of extrusion balls are arranged on the extrusion plate, wherein multiple sets of extrusion balls are arranged on the side of the feed hopper close to the extrusion plate, and the feed hopper is connected to the interior of the machine body. This crushing mechanism has the following defects: during the extrusion crushing of gypsum, the crushing mechanism easily raises dust in the surrounding area, causing pollution to the surrounding environment and causing harm to the human body. Utility Model Content

[0004] The utility model aims to solve the above-mentioned problems existing in the gypsum crushing mechanism for gypsum mortar processing in the prior art, and provides a block phosphogypsum crushing mechanism which can reduce the amount of dust raised and avoid pollution to the surrounding environment.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] The utility model provides a block phosphogypsum crushing mechanism, comprising a frame, a tank, and a detachably connected cover, characterized in that it also includes: a crushing assembly for crushing the block phosphogypsum, and an adsorption assembly for adsorbing dust raised during the crushing process, the crushing assembly including a cover fixedly mounted on the inside of the cover, two sets of symmetrically distributed crushing rollers provided at both ends of the inside of the cover, the adsorption assembly including a water tank fixedly mounted on the outer surface of the frame, and a diversion pipe provided above the cover, and also including a water pump installed on the top of the frame, the diversion pipe is connected to the cover via an L-shaped support rod, and a plurality of atomizing nozzles distributed at equal intervals are installed on the inner surface of the diversion pipe. The top opening of the cover is connected to the bottom opening of the cover.

[0007] Preferably, a water suction pipe is provided inside the water tank, and a water injection pipe is provided on the outer surface of the diversion pipe. The top end of the water suction pipe is connected to the water inlet of the water pump, and the bottom end of the water suction pipe extends to the bottom of the water tank. The bottom end of the water injection pipe is connected to the water outlet of the water pump, and the top end of the water injection pipe is connected to the diversion pipe. The bottom end of the water suction pipe is provided with a clearance fit with the bottom end of the inner surface of the water tank, and the diversion pipe corresponds to the position of the cover.

[0008] Preferably, the crushing roller and the cover are rotatably arranged via bearings, a gear is fixedly mounted on the outer surface of the crushing roller, and two sets of the gears are meshed. The outer end of one set of crushing rollers is connected to the output end of an external second motor via a reducer, and the reducer is fixed to the cover via a fixing frame. A first guide plate is fixedly mounted on the bottom of the cover, and two sets of symmetrically distributed second guide plates are fixedly mounted on both sides of the inner surface of the cover. The two sets of the second guide plates are arranged in an inverted figure eight shape, which can guide the phosphogypsum. In addition, the first guide plates can, on the one hand, prevent the phosphogypsum from damaging the first motor, and on the other hand, cushion the phosphogypsum and prevent it from falling directly.

[0009] Preferably, a roller is installed at the bottom of the frame, a hopper for collecting and storing crushed phosphogypsum is fixedly installed at the bottom of the tank, a discharge barrel is fixedly installed on the inner surface of the bottom of the hopper, a support plate is fixedly installed on the inner surface of the tank, a screw conveyor rod is rotatably installed inside the support plate and located at the position of the discharge barrel, and the top end of the screw conveyor rod is connected to the output end of the first motor above via a coupling. The roller is provided to facilitate the handling of the frame by staff, and the spiral body of the screw conveyor rod is in contact with the inner surface of the discharge barrel.

[0010] Preferably, the apparatus further includes a screening assembly for screening the crushed phosphogypsum, the screening assembly comprising a sieve plate disposed in the lower middle portion of the tank body, the sieve plate being elastically connected to the aggregate hopper via a vibration spring, a screen being fixedly mounted on the inner surface of the sieve plate, and two sets of symmetrically distributed side panels being fixed to either side of the outer surface of the sieve plate, with a vibration motor mounted on top of each side panel. The vibration springs are provided in two sets, each having the same structure and being symmetrically arranged about the sieve plate.

[0011] Therefore, the utility model has the following beneficial effects:

[0012] (1) An adsorption component is set up to use atomized water droplets to adsorb the raised dust. On the one hand, it can reduce the amount of dust raised and avoid pollution to the surrounding environment. On the other hand, it can wet the phosphogypsum to prevent it from causing dust to be raised again during discharge;

[0013] (2) A screening component is provided to quickly screen the crushed phosphogypsum, making it convenient for the staff to select the incompletely crushed phosphogypsum and put it back into the crushing component for secondary crushing;

[0014] (3) Through the mutual cooperation of the first motor, the screw conveying rod, the support plate, the discharge barrel and the collecting hopper, not only can the crushed phosphogypsum be discharged evenly, but also the possibility of blockage can be reduced. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0016] Figure 2 It is a partial planar sectional view of the present utility model.

[0017] Figure 3 It is an overall sectional side view of the present utility model.

[0018] Figure 4 It is a side view of the local structure of the utility model.

[0019] In the figure: 1. frame; 101. roller; 2. tank body; 201. first motor; 202. screw conveyor rod; 203. support plate; 204. discharge barrel; 205. aggregate hopper; 3. cover body; 4. adsorption assembly; 401. water tank; 402. suction pipe; 403. water injection pipe; 404. water pump; 405. L-shaped support rod; 406. atomizing nozzle; 407. diverter pipe; 5. crushing assembly; 501. cover body; 502. first guide plate; 503. fixing frame; 504. gear; 505. second motor; 506. reducer; 507. crushing roller; 508. second guide plate; 6. screening assembly; 601. sieve plate; 602. vibration spring; 603. sieve; 604. vibration motor; 605. side panel. DETAILED DESCRIPTION

[0020] The present invention will be further described below with reference to the accompanying drawings and specific embodiments.

[0021] like Figure 1-Figure 4 As shown Figure 1-4 As shown, the utility model is a block phosphogypsum crushing mechanism, comprising a frame 1, a tank body 2 and a detachably connected cover body 3, wherein the tank body 2 is arranged in the middle of the frame body 1. The device also includes: a crushing component 5 for crushing the block phosphogypsum, and an adsorption component 4 for adsorbing dust raised during the crushing.

[0022] Specifically, the crushing assembly 5 includes a cover body 501 fixedly mounted inside the cover body 3, and two groups of symmetrically distributed crushing rollers 507 are respectively provided at both ends of the cover body 501. The crushing rollers 507 and the cover body 501 are rotatably arranged through bearings. Gears 504 are fixedly mounted on the outer surface of the crushing rollers 507, and the two groups of gears 504 are meshed. The outer end of one group of crushing rollers 507 is connected and assembled with the output end of the external second motor 505 through a reducer 506, and the reducer 506 is fixed to the cover body 501 through a fixing frame 503. A first guide plate 502 is fixedly mounted on the bottom of the cover body 501 for guiding the crushed phosphogypsum, and two groups of symmetrically distributed second guide plates 508 are fixedly arranged on both sides of the inner surface of the cover body 501.

[0023] Specifically, the adsorption component 4 includes a water tank 401 fixedly mounted on the outer surface of the frame 1, and a diversion pipe 407 arranged above the cover body 501 for diverting water, and also includes a water pump 404 installed on the top of the frame 1. The interior of the water tank 401 is filled with water, and the diversion pipe 407 is connected to the cover body 3 through an L-shaped support rod 405. The inner surface of the diversion pipe 407 is installed with a plurality of equally spaced atomizing nozzles 406 for atomizing and spraying water. A water suction pipe 402 is provided inside the water tank 401, and a water injection pipe 403 is provided on the outer surface of the diversion pipe 407. The top end of the water suction pipe 402 is connected to the water inlet end of the water pump 404, and the bottom end of the water suction pipe 402 extends to the bottom of the water tank 401. The bottom end of the water injection pipe 403 is connected to the water outlet end of the water pump 404, and the top end of the water injection pipe 403 is connected to the diversion pipe 407.

[0024] Specifically, a roller 101 is installed at the bottom of the frame 1, and a collecting hopper 205 for collecting and storing the crushed phosphogypsum is fixedly provided at the bottom of the tank body 2. A discharge cylinder 204 is fixedly provided on the inner surface of the bottom of the collecting hopper 205 for discharging the crushed phosphogypsum. A support plate 203 is fixedly installed on the inner surface of the tank body 2, and a spiral conveying rod 202 is rotatably installed inside the support plate 203 and at the position of the discharge cylinder 204 for conveying the crushed phosphogypsum. The top end of the spiral conveying rod 202 is connected to the output end of the first motor 201 above through a coupling, and the first motor 201 is installed on the support plate 203.

[0025] Furthermore, the device also includes a screening component 6 for screening the crushed phosphogypsum. Specifically, the screening component 6 includes a sieve plate 601 arranged in the middle of the lower part of the tank body 2. The sieve plate 601 is elastically connected to the hopper 205 through a vibration spring 602. A sieve 603 is fixedly installed on the inner surface of the sieve plate 601. Two groups of symmetrically distributed side plates 605 are fixed on both sides of the outer surface of the sieve plate 601, and a vibration motor 604 is installed on the top of the side plate 605.

[0026] According to the above, the present invention is provided with an adsorption component 4, which uses atomized water droplets to adsorb the raised dust. On the one hand, it can reduce the amount of raised dust and avoid pollution to the surrounding environment. On the other hand, it can wet the phosphogypsum to prevent it from causing dust to be blown out again during discharge; the present invention is provided with a screening component 6, which can quickly screen the crushed phosphogypsum, making it convenient for the staff to select the incompletely crushed phosphogypsum and put it back into the crushing component 5 for secondary crushing; the present invention cooperates with the first motor 201, the screw conveying rod 202, the support plate 203, the discharge barrel 204 and the gathering hopper 205, which can not only discharge the crushed phosphogypsum evenly, but also reduce the possibility of blockage.

[0027] The embodiment described above is only a preferred solution of the present invention and does not limit the present invention in any form. Other variations and modifications are possible without exceeding the technical solutions described in the claims.

Claims

1. A block phosphogypsum crushing mechanism, comprising a frame (1), a tank (2) and a detachably connected cover (3), characterized in that: Also includes: A pulverizing assembly (5) for pulverizing blocky phosphogypsum, and an adsorption assembly (4) for adsorbing dust raised during pulverization, wherein the pulverizing assembly (5) comprises a cover body (501) fixedly mounted inside a cover body (3), two sets of symmetrically distributed pulverizing rollers (507) are respectively provided at both ends inside the cover body (501), the adsorption assembly (4) comprises a water tank (401) fixedly mounted on the outer surface of a frame body (1), and a diversion pipe (407) arranged above the cover body (501), and further comprises a water pump (404) mounted on the top of the frame body (1), the diversion pipe (407) is connected to the cover body (3) via an L-shaped support rod (405), and a plurality of atomizing nozzles (406) distributed at equal intervals are installed on the inner surface of the diversion pipe (407).

2. A block phosphogypsum crushing mechanism according to claim 1, characterized in that: A water suction pipe (402) is provided inside the water tank (401), and a water injection pipe (403) is provided on the outer surface of the diversion pipe (407). The top end of the water suction pipe (402) is connected to the water inlet end of the water pump (404), and the bottom end of the water suction pipe (402) extends to the bottom of the water tank (401). The bottom end of the water injection pipe (403) is connected to the water outlet end of the water pump (404), and the top end of the water injection pipe (403) is connected to the diversion pipe (407).

3. The block phosphogypsum crushing mechanism according to claim 1, characterized in that: The crushing roller (507) and the cover (501) are rotatably arranged via a bearing, a gear (504) is fixedly mounted on the outer surface of the crushing roller (507), and two groups of the gears (504) are meshed. The outer end of one group of the crushing rollers (507) is connected to the output end of the external second motor (505) via a reducer (506), and the reducer (506) is fixed to the cover (501) via a fixing frame (503). A first guide plate (502) is fixedly mounted on the bottom of the cover (501), and two groups of symmetrically distributed second guide plates (508) are fixedly mounted on both sides of the inner surface of the cover (501).

4. The block phosphogypsum crushing mechanism according to claim 1, characterized in that: A roller (101) is installed at the bottom of the frame (1), a gathering hopper (205) for gathering and storing crushed phosphogypsum is fixedly installed at the bottom of the tank body (2), a discharge barrel (204) is fixedly installed on the inner surface of the bottom of the gathering hopper (205), a support plate (203) is fixedly installed on the inner surface of the tank body (2), a screw conveying rod (202) is rotatably installed inside the support plate (203) and at the position of the discharge barrel (204), and the top end of the screw conveying rod (202) is connected to the output end of the first motor (201) above via a coupling.

5. The block phosphogypsum crushing mechanism according to claim 1, characterized in that: The invention also includes a screening assembly (6) for screening the crushed phosphogypsum, wherein the screening assembly (6) includes a sieve plate (601) arranged in the middle of the lower part of the tank body (2), the sieve plate (601) is elastically connected to the aggregate hopper (205) via a vibration spring (602), a sieve (603) is fixedly mounted on the inner surface of the sieve plate (601), and two groups of symmetrically distributed side plates (605) are fixed on both sides of the outer surface of the sieve plate (601), and a vibration motor (604) is mounted on the top of the side plate (605).

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