CN211887319U

CN211887319U - Broken grinder of ardealite

Info

Publication number: CN211887319U
Application number: CN202020009529.0U
Authority: CN
Inventors: 冯波; 冯茂华; 祁龙华; 徐自元
Original assignee: Hubei Yiqian Technology Co ltd
Current assignee: Hubei Yiqian Technology Co ltd
Priority date: 2020-01-03
Filing date: 2020-01-03
Publication date: 2020-11-10
Anticipated expiration: 2030-01-03

Abstract

The utility model provides a phosphogypsum crushing and grinding device, which comprises a crushing and grinding cylinder, wherein the top of the crushing and grinding cylinder is provided with a feeding cavity, a screen is arranged in the crushing and grinding cylinder to divide the crushing and grinding cylinder into a crushing cavity and a grinding cavity, a plurality of crushing rollers are arranged in the crushing cavity, and crushing teeth are arranged outside the crushing rollers and are driven by a crushing motor; a rotating shaft is arranged in the grinding cavity, a grinding disc is arranged on the rotating shaft, the rotating shaft is driven by a grinding motor, a grinding ring matched with the grinding disc is arranged in the grinding cavity, and a discharge port is arranged at the bottom of the grinding cavity; broken grinding vessel one side is equipped with the screw conveyer of vertical setting, and screw conveyer's feed inlet passes through guide passageway and broken chamber intercommunication, and the screen cloth slope sets up, and the one end that the screen cloth is close to guide passageway is less than the other end, and screw conveyer's discharge gate setting is in the top that adds the material chamber. The device can realize many times of breakage and screening, improves the ardealite utilization ratio, combines with grinding operation simultaneously, guarantees the granule degree of consistency.

Description

Broken grinder of ardealite

Technical Field

The utility model belongs to ardealite production facility field, in particular to broken grinder of ardealite.

Background

With the rapid development of phosphate fertilizer industry in China, the discharge amount of phosphogypsum is rapidly increased and exceeds 7000 million tons in year, the phosphogypsum is industrial solid waste discharged in the process of producing wet-process phosphoric acid by a sulfuric acid method in phosphorus chemical enterprises, and the stacking of the phosphogypsum not only occupies a large amount of land and capital, but also can pollute underground water, surface water and atmospheric environment. The industrial solid waste phosphogypsum is used for manufacturing the cement retarder, the utilization rate of the waste is improved, the influence of the waste on the ecological environment is reduced, the cultivated land occupied by stacking the waste is reduced, the resource is saved, and the production cost is reduced. Therefore, when the phosphogypsum is modified and utilized, the phosphogypsum needs to be crushed and ground.

CN208407299U discloses a crushing device with screening function, comprising: the crusher comprises a crusher body and a screening mechanism; the crusher body is provided with a discharge hole; the screening mechanism comprises a screening chamber, a screening device, a vibration motor, a support frame and a damping spring; the vibration motor is connected with the screening chamber; the damping spring is respectively connected with the support frame and the screening chamber; the screening chamber is provided with a feeding end and a discharging end which are arranged oppositely, and the feeding end is communicated with the discharging port; the direction of the feeding end facing the discharging end is set to be a preset direction; the screening chamber is provided with a first section and a second section which are sequentially communicated along a preset direction; the feeding end is arranged at one end of the first section far away from the second section; the discharge end is arranged at one end of the second section far away from the first section; the section of the first section is in a circular ring shape along the direction perpendicular to the preset direction, and the section of the second section is in a circular ring shape with the inner diameter gradually reduced along the preset direction; a convex ring is arranged on the inner wall of the first section close to the feeding end and extends along the circumferential direction of the first section; the convex ring is provided with a groove, the notch of the groove is formed in one surface, close to the feeding end, of the convex ring, and the groove is concavely arranged along the preset direction and extends along the circumferential direction of the convex ring; screening plant includes the reel, and the open-ended outside border of reel is provided with and is used for with recess complex kink.

The device can realize the crushing and screening of the phosphogypsum, but because the crushing is only carried out once, phosphogypsum particles with more impurities and larger particle size can be obtained and need to be removed through screening, the efficiency is lower, and the utilization rate of the phosphogypsum is low.

Disclosure of Invention

The utility model aims to solve the technical problem that a broken grinder of ardealite is provided can realize a lot of breakage and screening, improves the ardealite utilization ratio, combines with the grinding operation simultaneously, guarantees the granule degree of consistency.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: a phosphogypsum crushing and grinding device comprises a crushing and grinding cylinder, wherein a feeding cavity is arranged at the top of the crushing and grinding cylinder, a screen is arranged in the crushing and grinding cylinder to divide the crushing and grinding cylinder into a crushing cavity and a grinding cavity, a plurality of crushing rollers are arranged in the crushing cavity, and crushing teeth are arranged on the outer sides of the crushing rollers and driven by a crushing motor; a rotating shaft is arranged in the grinding cavity, a grinding disc is arranged on the rotating shaft, the rotating shaft is driven by a grinding motor, a grinding ring matched with the grinding disc is arranged in the grinding cavity, and a discharge port is arranged at the bottom of the grinding cavity; broken grinding vessel one side is equipped with the screw conveyer of vertical setting, and screw conveyer's feed inlet passes through guide passageway and broken chamber intercommunication, and the screen cloth slope sets up, and the one end that the screen cloth is close to guide passageway is less than the other end, and screw conveyer's discharge gate setting is in the top that adds the material chamber.

In a preferable scheme, a vibrating motor is arranged at the bottom of the screen.

In the preferred scheme, a conical material guide disc is arranged at the top of the grinding disc and is connected with the inner wall of the crushing grinding cylinder through a connecting rod.

In the preferred scheme, a device box connected with the inner wall of the crushing grinding cylinder is arranged in the grinding cavity, a driven bevel gear and a driving bevel gear which are meshed with each other are arranged in the device box, the driven bevel gear is arranged on a rotating shaft, the driving bevel gear is arranged on a transverse rotating shaft, and the transverse rotating shaft is connected with the output end of a grinding motor.

In a further scheme, a conical discharge hopper is arranged at the bottom of the crushing and grinding cylinder, and a discharge port is arranged at the lower end of the conical discharge hopper.

The utility model provides a pair of broken grinder of ardealite, the device pass through the screening of screen cloth can not reach the ardealite that the particle diameter required to the breakage and filter, through screw conveyer's transport, realize broken many times, and the ardealite after the breakage is at the grinding between abrasive disc and grinding ring, carries out the grinding operation again to the ardealite, guarantees the granule degree of consistency.

Drawings

The invention will be further explained with reference to the following figures and examples:

fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic diagram of a preferred overall structure;

FIG. 3 is a cross-sectional view taken along plane A-A of FIG. 2;

in the figure: the grinding device comprises a grinding cylinder 1, a feeding cavity 2, a screen 3, a grinding roller 4, a grinding motor 5, a rotating shaft 6, a grinding disc 7, a grinding ring 8, a screw conveyer 9, a material guide channel 10, a vibrating motor 11, a conical material guide disc 12, a device box 13, a connecting rod 14, a driving bevel gear 15, a driven bevel gear 16, a transverse rotating shaft 17, a grinding motor 18, a grinding cavity 101, a grinding cavity 102, a discharge opening 103, a conical discharge hopper 104 and grinding teeth 401.

Detailed Description

Example 1: as shown in fig. 1, a phosphogypsum crushing and grinding device comprises a crushing and grinding cylinder 1, wherein a support is arranged at the bottom of the grinding cylinder 1, a feeding cavity 2 is arranged at the top of the crushing and grinding cylinder 1, a screen 3 is arranged in the crushing and grinding cylinder 1 to divide the crushing and grinding cylinder 1 into a crushing cavity 101 and a grinding cavity 102, a plurality of crushing rollers 4 are arranged in the crushing cavity 101, crushing teeth 401 are arranged on the outer sides of the crushing rollers 4, the crushing rollers 4 are driven by a crushing motor 5, and the crushing motor 5 is fixed on a mounting plate on the outer side of the crushing and grinding cylinder 1; a rotating shaft 6 is arranged in the grinding cavity 102, a grinding disc 7 is arranged on the rotating shaft 6, the grinding disc 7 is of a frustum structure, the rotating shaft 6 is driven by a grinding motor 18, a grinding ring 8 matched with the grinding disc 7 is arranged in the grinding cavity 102, and a discharge outlet 103 is arranged at the bottom of the grinding cavity 102; the crushing grinding cylinder 1 one side is equipped with the screw conveyer 9 of vertical setting, and the feed inlet of screw conveyer 9 passes through guide passageway 10 and broken chamber 101 intercommunication, and the slope of screen cloth 3 sets up, and the one end that screen cloth 3 is close to guide passageway 10 is less than the other end, and the discharge gate setting of screw conveyer 9 is in the top that adds material chamber 2.

When the phosphogypsum grinding device is used specifically, phosphogypsum is added through the material adding cavity 101, the phosphogypsum is subjected to primary crushing by the crushing roller 4 under the driving of the crushing motor 5, the crushed phosphogypsum falls onto the screen 3 and slides along the inclination angle of the screen 3 to realize screening, the unfiltered phosphogypsum enters the spiral conveyer 9 from the material guide channel 10 and then enters the crushing cavity 101 for secondary crushing under the conveying of the spiral conveyer 9, the phosphogypsum screened by the screen 3 falls into the grinding cavity 102 for grinding, the phosphogypsum is subjected to secondary grinding treatment, and the ground phosphogypsum is discharged from the discharge hole 103.

The device can screen the ardealite which is not crushed to meet the requirement of the particle size through the screening of the screen 3, multiple crushing is realized through the conveying of the screw conveyer 9, the crushed ardealite is ground between the grinding disc 7 and the grinding ring 8, the ardealite is ground again, and the particle uniformity is ensured.

Preferably, a vibration motor 11 is arranged at the bottom of the screen 3. By arranging the vibrating motor 11, the phosphogypsum on the screen 3 is effectively screened, and the screen is prevented from being blocked.

Preferably, a conical material guiding disc 12 is arranged at the top of the grinding disc 7, and the conical material guiding disc 12 is connected with the inner wall of the crushing and grinding cylinder 1 through a connecting rod 14. By arranging the conical material guide disc 12, the phosphogypsum screened by the screen 3 can smoothly enter between the grinding disc 7 and the grinding ring 8, and material accumulation is prevented.

Example 2: different from embodiment 1, as shown in fig. 2 to 3, a device box 13 connected to the inner wall of the crushing and grinding cylinder 1 is provided in the grinding chamber 102, specifically, the device box 13 is connected to the inner wall of the crushing and grinding cylinder 1 through a connecting rod or a connecting plate, a driven bevel gear 16 and a driving bevel gear 15 which are engaged with each other are provided in the device box 13, the driven bevel gear 16 is provided on the rotating shaft 6, the driving bevel gear 15 is provided on a transverse rotating shaft 17, and the transverse rotating shaft 17 is connected to the output end of the grinding motor 18.

Preferably, a conical discharge hopper 104 is arranged at the bottom of the crushing and grinding cylinder 1, and a discharge opening 103 is arranged at the lower end of the conical discharge hopper 104.

By arranging the grinding motor 18 at one side of the crushing and grinding cylinder 1, the discharge opening 103 can be arranged at the lower end of the conical discharge hopper 104, which is beneficial to the smooth discharge of the ground phosphogypsum from the discharge opening 103.

Claims

1. The utility model provides a broken grinder of ardealite which characterized in that: the crushing and grinding device comprises a crushing and grinding cylinder (1), wherein a feeding cavity (2) is arranged at the top of the crushing and grinding cylinder (1), a screen (3) is arranged in the crushing and grinding cylinder (1) to divide the crushing and grinding cylinder (1) into a crushing cavity (101) and a grinding cavity (102), a plurality of crushing rollers (4) are arranged in the crushing cavity (101), crushing teeth (401) are arranged on the outer sides of the crushing rollers (4), and the crushing rollers (4) are driven by a crushing motor (5); a rotating shaft (6) is arranged in the grinding cavity (102), a grinding disc (7) is arranged on the rotating shaft (6), the rotating shaft (6) is driven by a grinding motor (18), a grinding ring (8) matched with the grinding disc (7) is arranged in the grinding cavity (102), and a discharge outlet (103) is arranged at the bottom of the grinding cavity (102); broken grinding vessel (1) one side is equipped with screw conveyer (9) of vertical setting, and screw conveyer's (9) feed inlet passes through guide passageway (10) and broken chamber (101) intercommunication, and screen cloth (3) slope sets up, and the one end that screen cloth (3) are close to guide passageway (10) is less than the other end, and screw conveyer's (9) discharge gate setting is in the top that adds material chamber (2).

2. The phosphogypsum crushing and grinding device according to claim 1, which is characterized in that: and a vibration motor (11) is arranged at the bottom of the screen (3).

3. The phosphogypsum crushing and grinding device according to claim 1, which is characterized in that: the top of the grinding disc (7) is provided with a conical material guide disc (12), and the conical material guide disc (12) is connected with the inner wall of the crushing and grinding cylinder (1) through a connecting rod (14).

4. The phosphogypsum crushing and grinding device according to claim 1, which is characterized in that: the grinding device is characterized in that a device box (13) connected with the inner wall of the crushing grinding cylinder (1) is arranged in the grinding cavity (102), a driven bevel gear (16) and a driving bevel gear (15) which are meshed with each other are arranged in the device box (13), the driven bevel gear (16) is arranged on a rotating shaft (6), the driving bevel gear (15) is arranged on a transverse rotating shaft (17), and the transverse rotating shaft (17) is connected with the output end of a grinding motor (18).

5. The phosphogypsum crushing and grinding device according to claim 4, which is characterized in that: the bottom of the crushing and grinding cylinder (1) is provided with a conical discharge hopper (104), and a discharge opening (103) is arranged at the lower end of the conical discharge hopper (104).