Automatic discharging device for phosphorite

Abstract

The utility model discloses an automatic phosphorite discharging device which comprises a storage bin, a feeding hopper is fixedly connected to the top of the rear side wall of the storage bin, a feeding port is formed in the middle of the top of the feeding hopper, and a top grinding roller is installed at the bottom end of the interior of the feeding hopper through a bearing. The bottom of one side wall of the feeding hopper is in bolted connection with a material grinding roller motor, and the movable end of the material grinding roller motor penetrates through one side wall of the feeding hopper and is connected with one of the top material grinding rollers. According to the utility model, the two bottom grinding rollers rotate in opposite directions to crush caked ground phosphate rock, so that the situation that the caked ground phosphate rock blocks the discharge port to cause that materials cannot be normally discharged is avoided, and the lifting cylinder can drive the anti-sticking scraper to move up and down to scrape off the ground phosphate rock adhered to the side wall of the storage cabin, so that the ground phosphate rock is prevented from being blocked by the ground phosphate rock. And the situation that part of the ground phosphate rock cannot be discharged due to the fact that the ground phosphate rock adheres to the side wall of the storage bin is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of yellow phosphorus processing and production, in particular to an automatic phosphate ore unloading device. Background Art

[0002] Phosphate rock is a general term for economically exploitable phosphate minerals. It is an important chemical mineral raw material. It can be used to produce phosphate fertilizer, and can also be used to make yellow phosphorus, phosphoric acid, phosphides and other phosphates for use in industrial sectors such as medicine, food, matches, dyes, sugar making, ceramics, and national defense.

[0003] However, during the existing unloading process, the phosphate rock powder is easily adhered to the side wall of the storage bin due to moisture, and the phosphate rock powder is caking at the discharge port due to moisture, so that the material cannot be unloaded normally. Therefore, those skilled in the art have provided an automatic unloading device for phosphate rock to solve the above-mentioned problems. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings existing in the prior art, and to propose an automatic phosphate ore unloading device, which crushes the agglomerated phosphate ore powder by the reverse rotation of two bottom abrasive rollers, thereby avoiding the agglomerated phosphate ore powder blocking the discharge port, resulting in the situation that the material cannot be unloaded normally, and the lifting cylinder can drive the anti-sticking scraper to move up and down to scrape off the phosphate ore powder adhered to the side wall of the storage compartment, thereby preventing the phosphate ore powder from adhering to the side wall of the storage compartment, resulting in the situation that part of the phosphate ore powder cannot be unloaded.

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

[0006] A phosphate ore automatic unloading device comprises a storage compartment, a feeding hopper is fixedly connected to the top of the rear side wall of the storage compartment, a feeding port is provided at the middle position of the top of the feeding hopper, a top abrasive roller is installed at the inner bottom end of the feeding hopper through a bearing, a grinding roller motor is bolted to the bottom of one side wall of the feeding hopper, a movable end of the grinding roller motor penetrates one side wall of the feeding hopper and is connected to one of the top abrasive rollers, two mutually meshing top gears are connected to the bottom of the other side wall of the feeding hopper through a rotating shaft, and the two top gears are respectively connected to the two top abrasive rollers through a transmission shaft;

[0007] Through the above technical solution, the phosphate rock powder to be stored is added through the feed hopper, and the phosphate rock can be accurately added between the two top abrasive rollers through the two feed guide plates, so that the phosphate rock powder can be ground more finely, increasing the specific surface area of ​​the phosphate rock, which is convenient for subsequent further processing.

[0008] Furthermore, a lifting cylinder is bolted to the middle of the upper side wall of the storage compartment, and the movable end of the lifting cylinder passes through the upper side wall of the storage compartment and is connected to an anti-sticking scraper, and the anti-sticking scraper is flatly attached to the inner side wall of the storage compartment;

[0009] Through the above technical solution, the lifting cylinder installed on the top of the storage compartment can drive the anti-sticking scraper to move up and down, scraping off the phosphate rock powder adhered to the side wall of the storage compartment, preventing the phosphate rock powder from adhering to the side wall of the storage compartment and causing some phosphate rock powder to be unable to be unloaded.

[0010] Furthermore, a discharge hopper is fixedly connected to the lower side wall of the storage compartment, a discharge port is fixedly connected to the lower side wall of the discharge hopper, a mounting plate is fixedly connected to the bottom of the two side walls of the discharge port at the rear side, a door motor is bolted to one side wall of the mounting plate at one side, a movable end of the door motor passes through the mounting plate at one side and is connected to a discharge door, and the other end of the discharge door is connected to the inner side of the mounting plate at the other side through a bearing;

[0011] Through the above technical solution, the movable end of the door motor rotates, driving the unloading door to open, so that the phosphate rock powder can be discharged from the discharge port.

[0012] Furthermore, two bottom abrasive rollers for use together are installed at the bottom of the front and rear sides of the discharge port through bearings;

[0013] Through the above technical solution, the two bottom abrasive rollers rotate in opposite directions to crush the agglomerated phosphate rock powder, thereby preventing the agglomerated phosphate rock powder from clogging the discharge port and causing the material to be unable to be discharged normally.

[0014] Furthermore, the bottom of the front side wall of the discharge port is connected to two mutually meshing bottom gears through bearings, and the two bottom gears are respectively connected to the bottom abrasive rollers adjacent thereto;

[0015] Through the above technical solution, the two bottom abrasive rollers are driven by gears to ensure that the rotation speeds of the two bottom abrasive rollers are equal and the rotation directions are opposite.

[0016] Furthermore, a feed guide plate is installed at the bottom of the front and rear side walls of the feed hopper;

[0017] Through the above technical solution, the phosphate rock powder is guided by the feed guide plate.

[0018] Furthermore, a feed trough is provided between the two feed guide plates, and the feed trough is provided in the middle position above the two top abrasive rollers;

[0019] Through the above technical solution, the phosphate rock powder to be stored is added through the feed hopper, and the phosphate rock can be accurately added between the two top abrasive rollers through the two feed guide plates.

[0020] Furthermore, an observation window is installed on the top of one side wall of the storage compartment;

[0021] Through the above technical solution, the storage status of phosphate rock powder can be checked through the observation window.

[0022] The utility model has the following beneficial effects:

[0023] 1. Add the phosphate rock powder to be stored through the feed hopper, and the phosphate rock can be accurately added between the two top grinding rollers through the two feed guide plates, so that the phosphate rock powder can be ground more finely, increasing the specific surface area of ​​the phosphate rock, which is convenient for subsequent further processing.

[0024] 2. When it is necessary to take out the phosphate rock powder, the movable end of the door motor rotates, driving the discharge door to open, so that the phosphate rock powder can be discharged from the discharge port. At the same time, the two bottom abrasive rollers rotate in the opposite direction to crush the agglomerated phosphate rock powder, thus preventing the agglomerated phosphate rock powder from blocking the discharge port and causing the material to be unable to be discharged normally.

[0025] 3. The lifting cylinder installed on the top of the storage compartment can drive the anti-sticking scraper to move up and down to scrape off the phosphate rock powder adhering to the side wall of the storage compartment, preventing the phosphate rock powder from adhering to the side wall of the storage compartment and causing some phosphate rock powder to be unable to be unloaded. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 This is a three-dimensional diagram of an automatic phosphate rock unloading device proposed by the utility model;

[0027] Figure 2 This is a top schematic diagram of an automatic phosphate ore unloading device proposed in the utility model;

[0028] Figure 3 This is a bottom schematic diagram of an automatic phosphate rock unloading device proposed by the utility model;

[0029] Figure 4 The utility model discloses an isometric cross-sectional view of an automatic phosphate ore unloading device.

[0030] Legend:

[0031] 1. Storage compartment; 2. Feed hopper; 3. Feed port; 4. Abrasive roller motor; 5. Lifting cylinder; 6. Observation window; 7. Discharge hopper; 8. Discharge port; 9. Bottom gear; 10. Discharge door; 11. Door motor; 12. Feed guide plate; 13. Feed chute; 14. Top gear; 15. Mounting plate; 16. Top abrasive roller; 17. Bottom abrasive roller; 18. Anti-stick scraper. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0033] Reference Figure 1-4 The utility model provides an embodiment: an automatic phosphate ore unloading device, comprising a storage cabin 1, a feeding hopper 2 is fixedly connected to the top of the rear side wall of the storage cabin 1, a feeding port 3 is opened at the top middle position of the feeding hopper 2, a top abrasive roller 16 is installed at the inner bottom end of the feeding hopper 2 through a bearing, a grinding roller motor 4 is bolted to the bottom of one side wall of the feeding hopper 2, a movable end of the grinding roller motor 4 passes through one side wall of the feeding hopper 2 and is connected to one of the top abrasive rollers 16, and two top gears 14 meshing with each other are connected to the bottom of the other side wall of the feeding hopper 2 through a rotating shaft, and the two top gears 14 are respectively connected to the two top abrasive rollers 16 through a transmission shaft, and the phosphate rock powder to be stored is added through the feeding hopper 2, and the phosphate rock can be accurately added between the two top abrasive rollers 16 through the two feeding guide plates 12, so that the phosphate rock powder can be ground more finely, the specific surface area of ​​the phosphate rock is increased, and subsequent further processing is convenient.

[0034] A lifting cylinder 5 is bolted to the middle position of the upper side wall of the storage compartment 1. The movable end of the lifting cylinder 5 passes through the upper side wall of the storage compartment 1 and is connected to an anti-sticking scraper 18. The anti-sticking scraper 18 is flat on the inner wall of the storage compartment 1. The lifting cylinder 5 installed on the top of the storage compartment 1 can drive the anti-sticking scraper 18 to move up and down, and scrape off the phosphate rock powder adhered to the side wall of the storage compartment 1, so as to prevent the phosphate rock powder from adhering to the side wall of the storage compartment 1 and causing some phosphate rock powder to be unable to be discharged.

[0035] A discharge hopper 7 is fixedly connected to the lower side wall of the storage compartment 1, and a discharge port 8 is fixedly connected to the lower side wall of the discharge hopper 7. A mounting plate 15 is fixedly connected to the bottom of the two side walls of the discharge port 8 at the rear side. A door motor 11 is bolted to one side wall of the mounting plate 15 on one side. The movable end of the door motor 11 passes through the mounting plate 15 on one side and is connected to a discharge door 10. The other end of the discharge door 10 is connected to the inner side of the mounting plate 15 on the other side through a bearing. The movable end of the door motor 11 rotates to drive the discharge door 10 to open, so that the phosphate rock powder can be discharged from the discharge port 8.

[0036] Two bottom abrasive rollers 17 for use together are installed at the bottom of the front and rear sides of the discharge port 8 through bearings. The two bottom abrasive rollers 17 rotate in opposite directions to crush the agglomerated phosphate rock powder, thereby preventing the agglomerated phosphate rock powder from blocking the discharge port 8, resulting in the inability to discharge the material normally. The bottom of the front side wall of the discharge port 8 is connected to two mutually meshing bottom gears 9 through bearings. The two bottom gears 9 are respectively connected to the bottom abrasive rollers 17 adjacent to them. The two bottom abrasive rollers 17 are driven by gears to ensure that the rotation speeds of the two bottom abrasive rollers 17 are equal and the rotation directions are the same. On the contrary, a feed guide plate 12 is installed at the bottom of the front and rear side walls of the feed hopper 2, and the phosphate rock powder is guided by the feed guide plate 12. A feed trough 13 is arranged between the two feed guide plates 12, and the feed trough 13 is arranged in the middle position above the two top abrasive rollers 16. The phosphate rock powder to be stored is added through the feed hopper 2, and the phosphate rock can be accurately added between the two top abrasive rollers 16 through the two feed guide plates 12. An observation window 6 is installed on the top of one side wall of the storage cabin 1, and the storage status of the phosphate rock powder can be checked through the observation window 6.

[0037] Working principle: the phosphate rock powder to be stored is added through the feed hopper 2, and the phosphate rock can be accurately added between the two top abrasive rollers 16 through the two feed guide plates 12, so that the phosphate rock powder can be ground more finely, increasing the specific surface area of ​​the phosphate rock, and facilitating subsequent further processing. When the phosphate rock powder needs to be taken out, the movable end of the door motor 11 rotates, driving the discharge door 10 to open, so that the phosphate rock powder can be discharged from the discharge port 8. At the same time, the two bottom abrasive rollers 17 rotate in the opposite direction to crush the agglomerated phosphate rock powder, avoiding the agglomerated phosphate rock powder blocking the discharge port 8, resulting in the inability to discharge the material normally. The lifting cylinder 5 installed on the top of the storage compartment 1 can drive the anti-sticking scraper 18 to move up and down, and scrape off the phosphate rock powder adhered to the side wall of the storage compartment 1, to prevent the phosphate rock powder from adhering to the side wall of the storage compartment 1, resulting in the inability to discharge part of the phosphate rock powder.

[0038] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A phosphate ore automatic unloading device, comprising a storage compartment (1), characterized in that: A feed hopper (2) is fixedly connected to the top of the rear side wall of the storage compartment (1); a feed port (3) is provided at the middle position of the top of the feed hopper (2); a top abrasive roller (16) is installed at the inner bottom end of the feed hopper (2) via a bearing; a grinding roller motor (4) is bolted to the bottom of one side wall of the feed hopper (2); a movable end of the grinding roller motor (4) passes through one side wall of the feed hopper (2) and is connected to one of the top abrasive rollers (16); two mutually meshing top gears (14) are connected to the bottom of the other side wall of the feed hopper (2) via a rotating shaft; the two top gears (14) are respectively connected to the two top abrasive rollers (16) via a transmission shaft.

2. The automatic phosphate rock unloading device according to claim 1, characterized in that: A lifting cylinder (5) is bolted to the middle of the upper side wall of the storage compartment (1); the movable end of the lifting cylinder (5) penetrates the upper side wall of the storage compartment (1) and is connected to an anti-sticking scraper (18); the anti-sticking scraper (18) is flatly attached to the inner side wall of the storage compartment (1).

3. The automatic phosphate rock unloading device according to claim 1, characterized in that: The lower side wall of the storage compartment (1) is fixedly connected to a discharge hopper (7), the lower side wall of the discharge hopper (7) is fixedly connected to a discharge port (8), the bottom of the two side walls of the discharge port (8) is fixedly connected to a mounting plate (15) at the rear side, a side wall of the mounting plate (15) located at one side is bolted to a door motor (11), the movable end of the door motor (11) passes through the mounting plate (15) located at one side and is connected to a discharge door (10), and the other end of the discharge door (10) is connected to the inner side of the mounting plate (15) located at the other side through a bearing.

4. The automatic phosphate rock unloading device according to claim 3 is characterized in that: Two bottom abrasive rollers (17) for use in conjunction with each other are mounted on the front and rear bottoms of the discharge port (8) via bearings.

5. The automatic phosphate rock unloading device according to claim 3, characterized in that: The bottom of the front side wall of the discharge port (8) is connected to two mutually meshing bottom gears (9) via bearings, and the two bottom gears (9) are respectively connected to the bottom abrasive rollers (17) adjacent thereto.

6. The automatic phosphate rock unloading device according to claim 1, characterized in that: Feed guide plates (12) are installed at the bottom of the front and rear side walls of the feed hopper (2).

7. The automatic phosphate rock unloading device according to claim 6, characterized in that: A feed trough (13) is provided between the two feed guide plates (12), and the feed trough (13) is provided at a middle position above the two top abrasive rollers (16).

8. The automatic phosphate rock unloading device according to claim 1, characterized in that: An observation window (6) is installed on the top of one side wall of the storage compartment (1).

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