CN217910683U

CN217910683U - Fertile raw materials grinder of mineral substance

Info

Publication number: CN217910683U
Application number: CN202221022539.3U
Authority: CN
Inventors: 乔延林; 马维忠; 马鹏坤; 马维嵩
Original assignee: Gansu Haozhou Soil Remediation Technology Co ltd
Current assignee: Gansu Haozhou Soil Remediation Technology Co ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-11-29
Anticipated expiration: 2032-04-29

Abstract

The utility model provides a mineral fertilizer raw material grinding device, which comprises a box body, wherein a rotating shaft is arranged in the box body, a first grinding disc and a second grinding disc are arranged on the rotating shaft, and the second grinding disc is positioned below the first grinding disc; a first grinding body is fixedly connected to the inner wall of the box body between the first grinding disc and the second grinding disc, the shape of the top of the first grinding body is matched with that of the bottom of the first grinding disc, and the shape of the bottom of the first grinding body is matched with that of the top of the second grinding disc; a second grinding body is fixedly connected to the inner wall of the box body below the second grinding disc, and the shape of the top of the second grinding body is matched with the shape of the bottom of the second grinding disc; a plurality of first springs are arranged on the inner side of the bottom of the box body, a screening plate is placed at the upper ends of the first springs, and the upper surface of the screening plate is abutted to the second grinding body; electric push rods are arranged on two sides of the top of the box body, a motor mounting plate is hinged to the upper end of each electric push rod, and a motor used for driving the rotating shaft to rotate is mounted on the motor mounting plate.

Description

Fertile raw materials grinder of mineral substance

Technical Field

The utility model relates to a fertilizer grinds technical field, concretely relates to fertile raw materials grinder of mineral substance.

Background

The mineral fertilizer is a novel, environment-friendly and efficient fertilizer prepared by technically decocting and activating mineral deposits containing phosphorus, potassium and various medium and trace elements. It is rich in nitrogen, phosphorus, potassium, calcium, magnesium, sulfur, iron, zinc, manganese, molybdenum, boron, strontium and other elements essential for plant growth. In agricultural production, the application of the mineral fertilizer can effectively improve the soil fertility, improve the soil structure and improve the nutrient absorption efficiency of crops. Meanwhile, the mineral fertilizer is properly applied, so that the conventional habit of eating refined grains on the surfaces of the crops can be effectively changed, the crops can eat coarse grains instead of eating refined grains, and the balanced absorption of nutrients is realized.

In the production process of the mineral fertilizer, various raw materials are generally required to be crushed and ground in order to improve the quality of the fertilizer, so that the uniformity of subsequent mixing is ensured. The prior grinding device can grind various raw materials, but has the following problems in the grinding process: 1. multistage grinding cannot be carried out, so that the discharge rate of the powdery material is low, and most of the material needs to be reworked for secondary grinding; 2. the powder material cannot be screened or a screening plate is easy to block, so that the fineness of the powder material is insufficient; 3. when the grinding device is used, the vibration is large, and the grinding device is easy to overturn to cause danger.

SUMMERY OF THE UTILITY MODEL

The utility model provides a fertile raw materials grinder of mineral substance to solve the problem that proposes in the above-mentioned background art.

The utility model adopts the following technical scheme:

the utility model provides a fertile raw materials grinder of mineral substance which characterized in that: the grinding device comprises a box body, wherein a rotating shaft is arranged in the box body, a first grinding disc and a second grinding disc are arranged on the rotating shaft, and the second grinding disc is positioned below the first grinding disc; a first grinding body is fixedly connected to the inner wall of the box body between the first grinding disc and the second grinding disc, the shape of the top of the first grinding body is matched with the shape of the bottom of the first grinding disc, and the shape of the bottom of the first grinding body is matched with the shape of the top of the second grinding disc; a second grinding body is fixedly connected to the inner wall of the box body below the second grinding disc, and the shape of the top of the second grinding body is matched with the shape of the bottom of the second grinding disc; a plurality of first springs are arranged on the inner side of the bottom of the box body, a screening plate is placed at the upper ends of the first springs, and the upper surface of the screening plate is abutted to the second grinding body; electric push rods are arranged on two sides of the top of the box body, a motor mounting plate is hinged to the upper end of each electric push rod, and a motor for driving the rotating shaft to rotate is mounted on each motor mounting plate; and two sides of the top of the box body are also provided with a feeding hopper for feeding.

In order to reduce the vibration of the box body in the grinding process, the operation safety height of the equipment is improved. The utility model discloses still including setting up in the vibration damping mount in the box outside, vibration damping mount is "U" font to in box elastic connection.

In order to achieve the purpose of buffering and damping, a sleeve is arranged on a bottom plate of the damping base, a telescopic rod is connected to the sleeve in a sliding mode, the upper end of the telescopic rod is fixedly connected with the box body, and the lower end of the telescopic rod is abutted to a second spring arranged inside the sleeve. A third spring is fixedly connected to a side plate of the damping base in a horizontal mode, and the other end of the third spring is fixedly connected with the box body.

In order to improve the grinding efficiency and ensure the fineness of discharged materials, the diameter of the second grinding disc is larger than that of the first grinding disc. For convenient observation and discharge, the box body is also provided with an observation port and a discharge port, and the observation port is positioned above the discharge port.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses a set gradually first abrasive disc, first rinding body, second abrasive disc, second rinding body in the box and can realize the second grade of fertilizer raw materials and smash, improve the crushing effect of raw materials in order to guarantee fertilizer mixing quality, the setting of screening plate can carry out vibration screening to the raw materials of smashing, guarantees the ejection of compact fineness, helps improving product quality; the vibration damping base of box outside elastic connection can strain most vibrations among the grinding process, and the noise reduction guarantees equipment operation safety and stability.

Drawings

FIG. 1 is a sectional view of the structure of the present invention;

FIG. 2 is a schematic view of the external structure of the present invention;

in the figure, 1-box body, 2-vibration damping base, 3-first grinding body, 4-second grinding body, 5-rotating shaft, 6-first grinding disc, 7-second grinding disc, 8-electric push rod, 9-motor mounting plate, 10-motor, 11-first spring, 12-second spring, 13-sleeve, 14-third spring, 15-screening plate, 16-telescopic rod, 17-feeding hopper, 18-viewing port and 19-discharging port.

Detailed Description

The invention is further explained below with reference to the drawings and the detailed description.

As shown in fig. 1-2, a mineral fertilizer raw material grinding device comprises a box body 1 and a damping base 2 arranged outside the box body 1, wherein the box body 1 is elastically connected with the damping base 2; a rotating shaft 5 is arranged in the box body 1, a first grinding disc 6 and a second grinding disc 7 are sleeved on the rotating shaft 5, the overall dimension of the second grinding disc 7 is larger than that of the first grinding disc 6, and the second grinding disc 7 is positioned below the first grinding disc 6; a first grinding body 3 is fixedly connected to the inner wall of the box body 1 between the first grinding disc 6 and the second grinding disc 7, the shape of the top of the first grinding body 3 is matched with the shape of the bottom of the first grinding disc 6, and the shape of the bottom of the first grinding body 3 is matched with the shape of the top of the second grinding disc 7; a second grinding body 4 is fixedly connected to the inner wall of the box body 1 below the second grinding disc 7, and the shape of the top of the second grinding body 4 is matched with the shape of the bottom of the second grinding disc 7; a plurality of first springs 11 are vertically fixed on the inner side of the bottom of the box body 1, a screening plate 15 is placed on the first springs 11, and the upper surface of the screening plate 15 is abutted against the second grinding body 4; two sides of the top of the box body 1 are provided with electric push rods 8, the upper ends of the electric push rods 8 are hinged with motor mounting plates 9 capable of ascending and descending, and the motor mounting plates 9 are provided with motors 10 for driving the rotating shafts 5 to rotate; two sides of the top of the box body 1 are also provided with a feeding hopper 17 used for feeding materials into the box body 1.

Specifically, vibration damping mount 2 is "U" font, and the rigid coupling has sleeve 13 on vibration damping mount 2's the bottom plate, and sliding connection has telescopic link 16 in sleeve 13, and telescopic link 16 upper end and box 1 bottom rigid coupling, telescopic link 16 lower extreme and the inside second spring 12 looks butt of installing at sleeve 13. A third spring 14 is horizontally and fixedly connected to a side plate of the damping base 2, and the other end of the third spring 14 is fixedly connected with the side wall of the box body 1. In the device operation process, the large granule material gets into in the box 1 by first

abrasive disc

6 and 7 extrusion crushings of second abrasive disc, the material can give a reaction force of device this moment, this reaction force transmits and will lead to the box vibration on the box 1, not only the noise is big very much but also there is certain potential safety hazard, through at 1 outside elastic connection vibration damping mount 2 of box, horizontal vibration and vertical vibration that can effectively filter box 1 production, guarantee that whole device operation is stable.

The overall dimension of the second grinding disc 7 is larger than that of the first grinding disc 6, so that the contact area between the second grinding disc 7 and the first grinding body 3 is larger than that between the first grinding disc 6 and the first grinding body 3, the duration of fine grinding of the material on the second grinding disc 7 is longer than that on the first grinding disc 6, and the material grinding is ensured to be fine.

The front surface of the box body 1 is also provided with an observation port 18 and a discharge port 19, the observation port 18 is provided with transparent materials such as toughened glass and the like, and the transparent materials are used for observing the grinding condition in the box body 1 and can be timely adjusted if the box body is blocked; the discharge port 19 is positioned at the bottom of the box body 1 and is used for taking out the fine grinding material screened by the screening plate 15. In addition, the discharge port 19 is also provided with a door plate which can be opened and closed so as to avoid dust splashing in the grinding process.

The screening plate 15 is used for screening the finely ground material, a plurality of screening holes are uniformly distributed on the screening plate, the control of the screening holes is 2 to 8mm, and the fine powdery material meeting the subsequent production standard can fall down. In addition, large-particle materials on the screening plate 15 can be driven by the second grinding disc 7 to be subjected to secondary crushing and grinding.

The utility model discloses a concrete working process as follows:

after the materials to be ground enter the box body 1, starting the motor 10, enabling the materials to enter between the first grinding disc 6 and the first grinding body 3 under the combined action of the upper surface slope of the first grinding disc 6 and the upper surface slope of the first grinding body 3, controlling the first grinding disc 6 and the second grinding disc 7 to descend through the electric push rod 8, enabling the gap between the first grinding disc 6 and the first grinding body 3 to be smaller than the gap between the second grinding disc 7 and the first grinding body 3, enabling the materials to be primarily crushed and ground under the combined action of the first grinding disc 6 and the first grinding body 3, enabling the materials to enter between the second grinding disc 7 and the first grinding body 3 after being primarily crushed and ground, and enabling the materials not to fall sufficiently due to the fact that the gap between the second grinding disc 7 and the second grinding body 4 is smaller, so that the materials can be guaranteed to be finely ground in a cavity between the second grinding body 4 and the first grinding body 3; then the first grinding disc 6 and the second grinding disc 7 are controlled to ascend through the electric push rod 8, so that a gap between the second grinding disc 7 and the first grinding body 3 is reduced to further grind the materials, the ground and accurately ground materials fall on the screening plate 15 along the slope of the upper surface of the second grinding body 4, the screening plate 15 utilizes impact force during blanking and elastic force of the first spring 11 to perform vibration screening on the materials, and the powdery materials meeting requirements can be guaranteed to fall to the bottom of the box body 1 and be taken out through the discharge port 19.

Claims

1. The utility model provides a fertile raw materials grinder of mineral substance which characterized in that: the grinding device comprises a box body (1), wherein a rotating shaft (5) is arranged in the box body (1), a first grinding disc (6) and a second grinding disc (7) are arranged on the rotating shaft (5), and the second grinding disc (7) is positioned below the first grinding disc (6); a first grinding body (3) is fixedly connected to the inner wall of the box body (1) between the first grinding disc (6) and the second grinding disc (7), the shape of the top of the first grinding body (3) is matched with the shape of the bottom of the first grinding disc (6), and the shape of the bottom of the first grinding body (3) is matched with the shape of the top of the second grinding disc (7); a second grinding body (4) is fixedly connected to the inner wall of the box body (1) below the second grinding disc (7), and the shape of the top of the second grinding body (4) is matched with the shape of the bottom of the second grinding disc (7); a plurality of first springs (11) are arranged on the inner side of the bottom of the box body (1), a screening plate (15) is placed at the upper end of each first spring (11), and the upper surface of each screening plate (15) is abutted to the second grinding body (4); electric push rods (8) are arranged on two sides of the top of the box body (1), a motor mounting plate (9) is hinged to the upper end of each electric push rod (8), and a motor (10) for driving the rotating shaft (5) to rotate is mounted on each motor mounting plate (9); and two sides of the top of the box body (1) are also provided with a feeding hopper (17) for feeding.

2. The apparatus for grinding mineral fertilizer raw material according to claim 1, wherein: the U-shaped shock-absorbing box is characterized by further comprising a shock-absorbing base (2) arranged on the outer side of the box body (1), wherein the shock-absorbing base (2) is U-shaped and is elastically connected with the box body (1).

3. The apparatus for grinding mineral fertilizer raw material according to claim 2, wherein: the damping base is characterized in that a sleeve (13) is arranged on a bottom plate of the damping base (2), a telescopic rod (16) is connected to the sleeve (13) in a sliding mode, the upper end of the telescopic rod (16) is fixedly connected with the box body (1), and the lower end of the telescopic rod (16) is abutted to a second spring (12) arranged inside the sleeve (13).

4. The apparatus for grinding mineral fertilizer raw materials according to claim 2, wherein: a third spring (14) is horizontally and fixedly connected to a side plate of the damping base (2), and the other end of the third spring (14) is fixedly connected with the box body (1).

5. The apparatus for grinding mineral fertilizer raw materials according to claim 1, wherein: the diameter of the second grinding disc (7) is larger than that of the first grinding disc (6).

6. The apparatus for grinding mineral fertilizer raw materials according to claim 1, wherein: the box body (1) is also provided with an observation port (18) and a discharge port (19), and the observation port (18) is positioned above the discharge port.

7. The apparatus for grinding mineral fertilizer raw material according to claim 1, wherein: a plurality of screening holes are uniformly distributed on the screening plate (15), and the aperture of each screening hole is 2-8mm.