Raw material vertical mill

Abstract

The utility model relates to the technical field of cement vertical mills, in particular to a raw material vertical mill, which adopts the technical scheme that the raw material vertical mill comprises a bracket, a grinding seat body is movably mounted in the bracket, a top plate is movably mounted at the top of the bracket, a grinding head body is movably mounted below the top plate, and the raw material vertical mill further comprises an electric telescopic rod; the electric telescopic rod is arranged on the side, opposite to the top plate, of the bracket. Wherein the number of the electric telescopic rods is four, the bottoms of the four electric telescopic rods are fixedly connected with the four corners of the upper surface of the bracket correspondingly, and the tops of the four electric telescopic rods are fixedly connected with the four corners of the lower surface of the top plate correspondingly. The problem that when an existing device is used, the particle size of ground materials is difficult to control is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of cement vertical mills, in particular to a raw material vertical mill. Background Art

[0002] In recent years, my country's new dry process cement production technology has developed rapidly, among which the vertical mill process technology and equipment level have been improved. A considerable number of cement enterprises use vertical mills. Vertical mills manufactured by domestic and foreign manufacturers have been put into production and achieved good energy-saving effects. The cement industry uses vertical mills to grind coal powder, cement raw materials, cement slag converter slag powder and pre-crushed clinker. The vertical mill is mainly composed of grinding rollers, grinding discs, separators, pressure devices, reducers, motors, shells and other parts. The working principle of the vertical mill is to grind the materials based on the rolling principle. As cement final grinding equipment, the vertical mill has been successfully applied.

[0003] Chinese utility model patent: Announcement number CN212189369U, discloses a raw material vertical mill for cement production, including a raw material vertical mill device body, a feed port is provided on the raw material vertical mill device body, a discharge port is provided at the bottom end of the raw material vertical mill device body, a grinding disc is provided on the raw material vertical mill device body below the discharge port, and a shielding device is provided on the grinding disc, and the grinding disc is fixed to the base through a disassembly device. The raw material vertical mill for cement production is provided with a disassembly device, wherein the disassembly device includes a pull rod, a fixing plate, a first slot, a movable bin, a limit slot, a threaded rotating rod, a clamping slot, a second bevel gear and a rocker.

[0004] In the existing technology, CN212189369U can make the staff disassemble and replace the grinding disc and the base conveniently and quickly through this device, which greatly saves the staff's time and energy. It is also provided with a shielding device, wherein the shielding device includes a clamping plate, a slider, a slide rail, a second slot and a handle, through which the grinding disc can be largely prevented from being thrown out of cement when rotating. However, when the raw material vertical mill is used, it is difficult to control the particle size of the material after grinding, so there are certain inconveniences when it is used, so a raw material vertical mill is needed to solve the above problems. Utility Model Content

[0005] The utility model aims to provide a raw material vertical mill, which has the advantage of controlling the diameter of the ground material and solves the problem that the existing device is difficult to control the particle size of the ground material when in use.

[0006] To achieve the above object, the utility model provides the following technical solution: a raw material vertical mill, comprising a bracket, a grinding seat body is movably installed in the bracket, a top plate is movably installed on the top of the bracket, a grinding head body is movably installed under the top plate, and also includes an electric telescopic rod;

[0007] The electric telescopic rod is arranged on the side opposite to the bracket and the top plate; among them, there are four electric telescopic rods, the bottoms of the four electric telescopic rods are fixedly connected to the four corners of the upper surface of the bracket, and the tops of the four electric telescopic rods are fixedly connected to the four corners of the lower surface of the top plate.

[0008] When using the raw material vertical mill in the present technical solution, the feed pipe is inserted into the mounting groove of the bracket, and the electric telescopic rod is controlled to extend and retract according to the particle size of the required material, thereby adjusting the distance between the top plate and the bracket, thereby controlling the distance between the grinding head body and the grinding seat body, thereby achieving the effect of controlling the particle size of the material after grinding.

[0009] Preferably, a support frame is fixedly installed on the outer side of the lower surface of the bracket, a second reserved hole is opened in the middle of the bottom of the inner wall of the bracket, limiting holes are opened in a circular array on the outer side of the bottom of the inner wall of the bracket, a control device body is fixedly installed on the front side of the bracket, and a mounting groove is opened on one side of the top of the bracket.

[0010] Preferably, a bucket-shaped groove is provided at the center of the top of the grinding seat body, a first reserved hole is opened at the center of the grinding seat body, and a limiting block is fixedly installed in a circular array on the outer side of the lower surface of the grinding seat body.

[0011] Preferably, the size of the limit block matches that of the limit hole, and the installation position of the limit block matches the opening position of the limit hole.

[0012] Preferably, a driving device body is fixedly installed in the middle of the upper surface of the top plate, and the bottom end of the driving device body passes through the top plate and is transmission-mounted with the grinding head body.

[0013] Preferably, a feed pipe is movably inserted in the installation groove, the feed pipe adopts a flat structure design, and the upper surface of the feed pipe and the upper surface of the bracket are in the same plane.

[0014] Preferably, the size of the first reserved hole matches the size of the second reserved hole, the opening position of the first reserved hole matches the opening position of the second reserved hole, and a discharge pipe is connected and installed on the top of the bracket below the second reserved hole.

[0015] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0016] The utility model provides a bracket, and installs a grinding seat body in the bracket, and at the same time provides an electric telescopic rod on the bracket, and the bracket and the top plate are movably installed through the electric telescopic rod. The distance between the top plate and the bracket can be adjusted through the electric telescopic movement, thereby achieving the purpose of adjusting the distance between the grinding head body and the grinding seat body, and achieving the effect of controlling the diameter of the ground material. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1It is a front view cross-sectional structural schematic diagram of the utility model;

[0018] Figure 2 This is a front view structural schematic diagram of the utility model;

[0019] Figure 3 It is a schematic diagram of the top view structure of the bracket of the utility model.

[0020] In the figure: 1. support frame; 2. bracket; 3. electric telescopic rod; 4. top plate; 5. drive device body; 6. grinding head body; 7. feed pipe; 8. grinding seat body; 9. first reserved hole; 10. second reserved hole; 11. discharge pipe; 12. limit block; 13. control device body; 14. limit hole; 15. installation groove. DETAILED DESCRIPTION

[0021] 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.

[0022] Example

[0023] like Figure 1 , Figure 2 and Figure 3 As shown, the utility model provides an embodiment: a raw material vertical mill, including a bracket 2, a grinding seat body 8 is movably installed in the bracket 2, a top plate 4 is movably installed on the top of the bracket 2, a grinding head body 6 is movably installed below the top plate 4, and also includes an electric telescopic rod 3;

[0024] Specifically, the electric telescopic rod 3 is arranged on the side opposite to the bracket 2 and the top plate 4; wherein, there are four electric telescopic rods 3, the bottoms of the four electric telescopic rods 3 are respectively fixedly connected to the four corners of the upper surface of the bracket 2, and the tops of the four electric telescopic rods 3 are respectively fixedly connected to the four corners of the lower surface of the top plate 4. By setting the bracket 2, installing the grinding seat body 8 in the bracket 2, and setting the electric telescopic rod 3 on the bracket 2, and movably installing the bracket 2 and the top plate 4 through the electric telescopic rod 3, the distance between the top plate 4 and the bracket 2 can be adjusted by the electric telescopic extension, so as to achieve the purpose of adjusting the distance between the grinding head body 6 and the grinding seat body 8, and achieve the effect of controlling the diameter of the ground material.

[0025] Furthermore, a support frame 1 is fixedly installed on the outer side of the lower surface of the bracket 2, a second reserved hole 10 is opened in the middle of the bottom of the inner wall of the bracket 2, and a limiting hole 14 is opened in a circular array on the outer side of the bottom of the inner wall of the bracket 2, a control device body 13 is fixedly installed on the front of the bracket 2, and a mounting groove 15 is opened on one side of the top of the bracket 2. A feed pipe 7 is movably inserted in the mounting groove 15, and the feed pipe 7 adopts a flat structure design, and the upper surface of the feed pipe 7 is in the same plane as the upper surface of the bracket 2.

[0026] Furthermore, a bucket-shaped groove is provided at the center of the top of the grinding seat body 8, and a first reserved hole 9 is opened at the center of the grinding seat body 8. The size of the first reserved hole 9 matches the size of the second reserved hole 10, and the opening position of the first reserved hole 9 matches the opening position of the second reserved hole 10. A discharge pipe 11 is connected and installed on the top of the bracket 2 below the second reserved hole 10. The outer side of the lower surface of the grinding seat body 8 is fixedly installed with a limit block 12 in a circular array. The limit block 12 matches the size of the limit hole 14, and the installation position of the limit block 12 matches the opening position of the limit hole 14.

[0027] Furthermore, a driving device body 5 is fixedly installed in the middle of the upper surface of the top plate 4 , and the bottom end of the driving device body 5 passes through the top plate 4 and is transmission-mounted with the grinding head body 6 .

[0028] When the utility model is used, the feed pipe 7 is inserted into the mounting groove 15 of the bracket 2, and the electric telescopic rod 3 is controlled to be extended and retracted according to the particle size of the required material, so as to adjust the distance between the top plate 4 and the bracket 2, and then the distance between the grinding head body 6 and the grinding seat body 8 is controlled, so as to achieve the effect of controlling the particle size of the material after grinding.

[0029] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A raw material vertical mill, comprising a bracket (2), a grinding seat body (8) movably mounted in the bracket (2), a top plate (4) movably mounted on the top of the bracket (2), a grinding head body (6) movably mounted below the top plate (4), characterized in that: Also includes: An electric telescopic rod (3) is arranged on a side of the bracket (2) opposite to the top plate (4); There are four electric telescopic rods (3), the bottoms of the four electric telescopic rods (3) are respectively fixedly connected to the four corners of the upper surface of the bracket (2), and the tops of the four electric telescopic rods (3) are respectively fixedly connected to the four corners of the lower surface of the top plate (4).

2. The raw meal vertical mill according to claim 1, characterized in that: A support frame (1) is fixedly mounted on the outer side of the lower surface of the bracket (2); a second reserved hole (10) is provided in the middle of the bottom of the inner wall of the bracket (2); limiting holes (14) are provided in a circular array on the outer side of the bottom of the inner wall of the bracket (2); a control device body (13) is fixedly mounted on the front side of the bracket (2); and a mounting groove (15) is provided on one side of the top of the bracket (2).

3. The raw material vertical mill according to claim 1, characterized in that: A bucket-shaped groove is provided at the center of the top of the grinding seat body (8), a first reserved hole (9) is opened at the center of the grinding seat body (8), and a limiting block (12) is fixedly installed in a circular array on the outer side of the lower surface of the grinding seat body (8).

4. The raw meal vertical mill according to claim 3, characterized in that: The size of the limit block (12) matches that of the limit hole (14), and the installation position of the limit block (12) matches the opening position of the limit hole (14).

5. The raw meal vertical mill according to claim 1, characterized in that: A driving device body (5) is fixedly mounted in the middle of the upper surface of the top plate (4); the bottom end of the driving device body (5) passes through the top plate (4) and is transmission-mounted with the grinding head body (6).

6. The raw meal vertical mill according to claim 2, characterized in that: A feed pipe (7) is movably inserted in the installation groove (15), and the feed pipe (7) is designed to be a flat structure, and the upper surface of the feed pipe (7) and the upper surface of the bracket (2) are in the same plane.

7. The raw meal vertical mill according to claim 3, characterized in that: The size of the first reserved hole (9) matches the size of the second reserved hole (10), the opening position of the first reserved hole (9) matches the opening position of the second reserved hole (10), and a discharge pipe (11) is installed on the top of the bracket (2) below the second reserved hole (10).

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