Chemical raw material grinding device facilitating discharging

Abstract

The chemical raw material grinding device convenient to discharge comprises a box body, a supporting frame is arranged outside the box body, a driving motor located at the top of the box body is arranged below the center of the supporting frame, a smashing head connected with a rotating shaft is arranged in the box body, the other end of the rotating shaft is connected with the driving motor, and the driving motor is connected with the box body. The crushing head is of a circular truncated cone structure, a material containing mechanism is arranged on the outer side of the crushing head, so that raw materials are crushed between the crushing head and the material containing mechanism, a material scraping mechanism is arranged on one side of the crushing head and comprises an electric hydraulic push rod, and the electric hydraulic push rod is fixed to the lower portion of the supporting frame. An electric hydraulic push rod is arranged in the box body, a scraping plate is arranged below the electric hydraulic push rod, a through hole is formed in the top of the box body, the scraping plate is connected into the through hole, and the scraping plate extends from top to bottom along the generatrix of the circular truncated cone shape under pushing of the electric hydraulic push rod.

Description

Technical Field

[0001] The utility model relates to the technical field of chemical raw material grinding, in particular to a chemical raw material grinding device which is convenient for feeding. Background Art

[0002] In chemical production, raw materials need to be ground. In the prior art, a truncated cone-shaped crushing head is generally used to rotate in a material tank, and the raw materials are ground with the assistance of the material tank. The ground raw materials are then discharged according to the gap between the two. In order to increase the grinding effect, the crushing head and the material tank are generally provided with concave and convex parts for grinding, so that the ground raw materials may adhere to the concave and convex parts and cannot be directly discharged along the gap between the two, which reduces the efficiency of the raw material grinding device. Utility Model Content

[0003] The utility model aims to provide a chemical raw material grinding device which is convenient for feeding. A scraping mechanism is arranged on one side of a crushing head. The scraping mechanism is adapted to the crushing head, and the raw materials in the grinding annular block can be fed while the crushing head is rotating, thereby ensuring the grinding efficiency of the raw material grinding device.

[0004] In order to solve the above technical problems, the utility model adopts the following solutions:

[0005] A chemical raw material grinding device that is easy to unload, includes a box body, a support frame is arranged outside the box body, a driving motor located at the top of the box body is arranged below the center of the support frame, a crushing head connected to a rotating shaft is arranged inside the box body, the other end of the rotating shaft is connected to the driving motor, the structure of the crushing head is truncated cone-shaped, a material storage mechanism is arranged outside the crushing head, so that the raw materials are crushed between the crushing head and the material storage mechanism, a scraping mechanism is arranged on one side of the crushing head, the scraping mechanism includes an electric hydraulic push rod, the electric hydraulic push rod is fixed to the bottom of the support frame, and a scraper is arranged below the electric hydraulic push rod, a through hole is arranged on the top of the box body, and the scraper is connected in the through hole, and the scraper extends from top to bottom along the truncated cone-shaped busbar under the push of the electric hydraulic push rod.

[0006] Furthermore, the surface of the crushing head is provided with a plurality of grinding annular blocks arranged along the circumference, the grinding annular blocks are used to grind raw materials, and a plurality of scraping parts are provided on the side of the scraper facing the surface of the crushing head. When the scraper is in contact with the crushing head, the scraping parts are located on both sides of the grinding annular blocks, and the raw materials in the grinding annular blocks are discharged while the crushing head rotates.

[0007] Furthermore, the scraper part is made of a soft elastic material to protect the surface of the crushing head.

[0008] Furthermore, the material containing mechanism includes an auxiliary grinding plate, and auxiliary grinding plates connected to the cylinder are symmetrically arranged on both sides of the crushing head, and a plurality of protrusions are arranged on the side of the auxiliary grinding plate facing the crushing head, which cooperate with the grinding annular block to grind the raw materials.

[0009] Furthermore, the auxiliary grinding plate is a semicircular plate, the inner surface of the semicircular plate faces the crushing head, and the inner surface of the semicircular plate is formed by rotating a truncated cone-shaped generatrix.

[0010] Furthermore, a support plate is symmetrically arranged on the inner side of the box body, a base is arranged on the support plate, a cylinder is fixedly arranged on the base, the cylinder is connected to the side of the corresponding auxiliary grinding plate away from the crushing head, and the cylinder is used to horizontally push the auxiliary grinding plate toward the crushing head to adjust the distance between the auxiliary grinding plate and the crushing head.

[0011] Furthermore, grinding rollers are symmetrically arranged below the crushing head, and a filter plate is arranged directly below the grinding rollers. The grinding rollers are used to perform secondary grinding on the unfinished raw materials.

[0012] Furthermore, guide plates are symmetrically arranged at both ends of the filter plate, one end of the guide plate is connected to the inner side of the box body, and the other end of the guide plate is inclined downward along the inner side of the box body and connected to one end of the corresponding filter plate.

[0013] Furthermore, a material receiving box is provided below the filter plate, and an opening of the material receiving box is located below the filter plate and is in a trumpet shape.

[0014] Furthermore, a feed port is provided on the other side of the crushing head, and a collecting plate is symmetrically provided on the inner side of the box body. The crushing head is located between the two collecting plates, and the containing mechanism is located below the collecting plate. The collecting plate is used to guide the raw materials between the containing mechanism and the crushing head.

[0015] Beneficial effects of the utility model:

[0016] The utility model provides a chemical raw material grinding device which is convenient for feeding. A scraping mechanism is arranged on one side of a crushing head. The scraping mechanism is adapted to the crushing head, and the raw materials in the grinding annular block can be fed while the crushing head rotates, thereby ensuring the grinding efficiency of the raw material grinding device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the structure of the device in the grinding state in Example 1 of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the device in the unloading state in Example 1 of the utility model;

[0019] Figure 3 It is a partially enlarged structural schematic diagram of the device in the unloading state in Example 1 of the utility model;

[0020] Explanation of the reference numerals: 1-box, 2-support frame, 3-crushing head, 31-grinding ring block, 4-material holding mechanism, 41-auxiliary grinding plate, 42-cylinder, 43-base, 44-support plate, 5-electric hydraulic push rod, 6-scraper, 61-scraper part, 7-grinding roller, 8-filter plate, 9-guide plate, 10-material receiving box, 11-feeding port, 12-collecting plate. DETAILED DESCRIPTION

[0021] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods, but the implementation methods of the present invention are not limited thereto.

[0022] In the description of the present utility model, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "longitudinal", "lateral", "horizontal", "inside", "outside", "front", "back", "top", "bottom", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, or are the directions or positional relationships in which the utility model product is usually placed when in use. They are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present utility model.

[0023] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "open", "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] The present invention is described in detail below with reference to the accompanying drawings and in combination with embodiments:

[0025] Example 1

[0026] Since raw materials need to be ground during chemical production, the prior art generally adopts a truncated cone-shaped crushing head 3 that rotates in a material storage tank, grinds the raw materials with the assistance of the material storage tank, and discharges the ground raw materials according to the gap between the two. Since, in order to increase the grinding effect, the crushing head 3 and the material storage tank are generally provided with concave and convex parts for grinding, the ground raw materials may adhere to the concave and convex parts, and cannot be discharged directly along the gap between the two, which reduces the efficiency of the raw material grinding device.

[0027] Therefore, the utility model provides a chemical raw material grinding device that is easy to unload. A scraping mechanism is provided on one side of the crushing head 3. The scraping mechanism is adapted to the crushing head 3, and the raw materials in the grinding annular block 31 can be unloaded while the crushing head 3 rotates, thereby ensuring the grinding efficiency of the raw material grinding device.

[0028] Specifically, Figure 1 , Figure 2 , Figure 3 As shown, a chemical raw material grinding device which is convenient for unloading comprises a box body 1, a support frame 2 is arranged outside the box body 1, a driving motor located at the top of the box body 1 is arranged below the center of the support frame 2, a crushing head 3 connected to a rotating shaft is arranged inside the box body 1, the other end of the rotating shaft is connected to the driving motor, the structure of the crushing head 3 is truncated cone-shaped, a material storage mechanism 4 is arranged outside the crushing head 3, so that the raw materials are crushed between the crushing head 3 and the material storage mechanism 4, a scraping mechanism is arranged on one side of the crushing head 3, the scraping mechanism comprises an electric hydraulic push rod 5, the electric hydraulic push rod 5 is fixed to the bottom of the support frame 2, and a scraper 6 is arranged below the electric hydraulic push rod 5, a through hole is arranged on the top of the box body 1, and the scraper 6 is connected in the through hole, and the scraper 6 extends from top to bottom along the truncated cone-shaped generatrix under the push of the electric hydraulic push rod 5.

[0029] Among them, in order to ensure that the scraper 6 can produce a scraping effect on the surface of the crushing head 3, the electric hydraulic push rod 5 and the scraper 6 are both inclined, and the inclination angle of the scraper 6 toward the side line of the crushing cylinder is consistent with the inclination angle of the busbar of the truncated cone, so that the scraper 6 can move obliquely downward along the busbar under the pushing action of the electric hydraulic push rod 5. At the same time, the scraper 6 contacts the surface of the crushing head 3 toward the side of the crushing cylinder and moves downward along the surface of the crushing head 3.

[0030] Preferably, the surface of the crushing head 3 is provided with a plurality of grinding annular blocks 31 surrounding the circumference, and the grinding annular blocks 31 are used to grind the raw materials, and the scraper 6 is provided with a plurality of scraping parts 61 on the side facing the surface of the crushing head 3, and when the scraper 6 is in contact with the crushing head 3, the scraping parts 61 are located on both sides of the grinding annular blocks 31, and the raw materials in the grinding annular blocks 31 are discharged while the crushing head 3 rotates. Among them, the grinding annular blocks 31 are generally provided on the crushing head 3 at present, and the grinding annular blocks 31 are used in conjunction with the raised parts on the auxiliary grinding plate 41 to produce a grinding effect on the raw materials located between the two.

[0031] Preferably, the scraper portion 61 is made of a soft elastic material to protect the surface of the crushing head 3, and when the scraper 6 moves obliquely downward along the truncated cone-shaped generatrix under the push of the electric hydraulic push rod 5, the scraper portion 61 will contact the surface of the crushing head 3. The elastic scraper portion 61 can cause it to be compressed to a certain extent by the crushing head 3, ensuring that the scraper 6 can effectively move obliquely downward along the truncated cone-shaped generatrix and contact the surface of the crushing head 3.

[0032] Preferably, the material storage mechanism 4 includes an auxiliary grinding plate 41, and the auxiliary grinding plates 41 connected to the cylinder 42 are symmetrically arranged on both sides of the crushing head 3, and the auxiliary grinding plates 41 are provided with a plurality of protrusions on the side facing the crushing head 3, which cooperate with the grinding ring block 31 to grind the raw materials. The purpose is to change the extension length of the telescopic rod on the cylinder 42 according to the particle size and grinding requirements of the raw materials, so as to adjust the gap distance between the crushing head 3 and the auxiliary grinding plate 41, and then add raw materials to the inside between the crushing head 3 and the auxiliary grinding plate 41 through the feed port 11; start the driving motor, the driving motor drives the crushing head 3 to rotate through the rotating shaft, and the crushing head 3 cooperates with the auxiliary grinding plate 41 to grind the raw materials falling in the gap. When the raw material particles are smaller than the gap distance between the crushing head 3 and the auxiliary grinding plate 41, the ground raw materials are discharged from below the auxiliary grinding plate 41.

[0033] Preferably, the auxiliary grinding plate 41 is a semicircular plate, the inner surface of which faces the crushing head 3, and the inner surface of which is formed by rotating a truncated cone-shaped generatrix. The purpose is to surround the crushing head 3 by two auxiliary grinding plates 41, form a grinding chamber around the crushing head 3, and ensure that the crushing head 3 can grind the raw material between the two with the assistance of the auxiliary grinding plates 41.

[0034] Preferably, a support plate 44 is symmetrically provided on the inner side of the box body 1, a base 43 is provided on the support plate 44, a cylinder 42 is fixedly provided on the base 43, the cylinder 42 is connected to the side of the corresponding auxiliary grinding plate 41 away from the crushing head 3, and the cylinder 42 is used to horizontally push the auxiliary grinding plate 41 toward the crushing head 3 to adjust the distance between the auxiliary grinding plate 41 and the crushing head 3.

[0035] Preferably, a grinding roller 7 is symmetrically arranged below the crushing head 3, and a filter plate 8 is arranged directly below the grinding roller 7. The grinding roller 7 is used for secondary grinding of the unfinished raw materials.

[0036] Preferably, guide plates 9 are symmetrically arranged at both ends of the filter plate 8, one end of the guide plate 9 is connected to the inner side of the box body 1, and the other end of the guide plate 9 is tilted downward along the inner side of the box body 1 and connected to one end of the corresponding filter plate 8. The purpose is to guide the raw materials coming down from the bottom of the auxiliary grinding plate 41 to fall onto the filter plate 8.

[0037] Preferably, a material receiving box 10 is provided below the filter plate 8 , and the opening of the material receiving box 10 is located below the filter plate 8 and is trumpet-shaped. The purpose is to ensure that all ground raw materials are collected in the material receiving box 10 .

[0038] Preferably, a feed port 11 is provided on the other side of the crushing head 3, and a collecting plate 12 is symmetrically provided on the inner side of the box body 1. The crushing head 3 is located between the two collecting plates 12, and the material containing mechanism 4 is located below the collecting plate 12. The collecting plate 12 is used to guide the raw materials between the material containing mechanism 4 and the crushing head 3.

[0039] It is understood that the above embodiments are merely exemplary embodiments used to illustrate the principles of the present invention, but the present invention is not limited thereto. For those skilled in the art, various modifications and improvements can be made without departing from the spirit and essence of the present invention, and these modifications and improvements are also considered to be within the scope of protection of the present invention.

Claims

1. A chemical raw material grinding device that is convenient for feeding, comprising a box (1), a support frame (2) is arranged outside the box (1), a driving motor located at the top of the box (1) is arranged below the center of the support frame (2), a crushing head (3) connected to a rotating shaft is arranged inside the box (1), the other end of the rotating shaft is connected to the driving motor, the crushing head (3) has a truncated cone structure, and a material storage mechanism (4) is arranged outside the crushing head (3), so that the raw material is crushed between the crushing head (3) and the material storage mechanism (4), characterized in that: A scraping mechanism is provided on one side of the crushing head (3), and the scraping mechanism comprises an electric hydraulic push rod (5), the electric hydraulic push rod (5) is fixed to the bottom of the support frame (2), and a scraper (6) is provided below the electric hydraulic push rod (5), a through hole is provided on the top of the box body (1), and the scraper (6) is connected in the through hole, and the scraper (6) extends from top to bottom along the truncated cone-shaped generatrix under the push of the electric hydraulic push rod (5).

2. A chemical raw material grinding device that is convenient for unloading according to claim 1, characterized in that: The surface of the crushing head (3) is provided with a plurality of grinding annular blocks (31) surrounding the circumference, and the grinding annular blocks (31) are used to grind raw materials. The scraper (6) is provided with a plurality of scraping portions (61) on the side facing the surface of the crushing head (3). When the scraper (6) is in contact with the crushing head (3), the scraping portions (61) are located on both sides of the grinding annular blocks (31), and the raw materials in the grinding annular blocks (31) are discharged while the crushing head (3) rotates.

3. A chemical raw material grinding device that is convenient for unloading according to claim 2, characterized in that: The scraper part (61) is made of a soft elastic material and is used to protect the surface of the crushing head (3).

4. The chemical raw material grinding device for easy material feeding according to claim 1 is characterized in that: The material storage mechanism (4) comprises an auxiliary grinding plate (41), and the auxiliary grinding plates (41) connected to the cylinder (42) are symmetrically arranged on both sides of the crushing head (3), and the auxiliary grinding plates (41) are arranged on the side facing the crushing head (3) with a plurality of protrusions, which cooperate with the grinding annular block (31) to grind the raw materials.

5. A chemical raw material grinding device that is convenient for unloading according to claim 4, characterized in that: The auxiliary grinding plate (41) is a semicircular plate, the inner surface of which faces the crushing head (3), and the inner surface of which is formed by rotating a truncated cone-shaped generatrix.

6. A chemical raw material grinding device that is convenient for unloading according to claim 4, characterized in that: A support plate (44) is symmetrically arranged inside the box body (1), a base (43) is arranged on the support plate (44), a cylinder (42) is fixedly arranged on the base (43), the cylinder (42) is connected to the side of the corresponding auxiliary grinding plate (41) away from the crushing head (3), and the cylinder (42) is used to horizontally push the auxiliary grinding plate (41) towards the crushing head (3) to adjust the distance between the auxiliary grinding plate (41) and the crushing head (3).

7. The chemical raw material grinding device for easy material feeding according to claim 1, characterized in that: A grinding roller (7) is symmetrically arranged below the pulverizing head (3), a filter plate (8) is arranged directly below the grinding roller (7), and the grinding roller (7) is used to perform secondary grinding on raw materials that have not been completely ground.

8. A chemical raw material grinding device that is convenient for unloading according to claim 7, characterized in that: Guide plates (9) are symmetrically arranged at both ends of the filter plate (8); one end of the guide plate (9) is connected to the inner side of the box body (1); the other end of the guide plate (9) is inclined downward along the inner side of the box body (1) and is connected to one end of the corresponding filter plate (8).

9. The chemical raw material grinding device for easy material feeding according to claim 7, characterized in that: A material receiving box (10) is arranged below the filter plate (8); the opening of the material receiving box (10) is located below the filter plate (8) and is in a trumpet shape.

10. The chemical raw material grinding device for easy material feeding according to claim 1, characterized in that: A feed port (11) is provided on the other side of the crushing head (3), and a collecting plate (12) is symmetrically provided on the inner side of the box body (1). The crushing head (3) is located between the two collecting plates (12), and the material storage mechanism (4) is located below the collecting plate (12). The collecting plate (12) is used to guide the raw materials between the material storage mechanism (4) and the crushing head (3).

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