CN215234541U

CN215234541U - Vertical roller mill is used in cement raw material processing

Info

Publication number: CN215234541U
Application number: CN202121099587.8U
Authority: CN
Inventors: 张安国; 黄翔; 许新平
Original assignee: Xiangyang Yiju Building Materials Co ltd
Current assignee: Xiangyang Yiju Building Materials Co ltd
Priority date: 2021-05-21
Filing date: 2021-05-21
Publication date: 2021-12-21
Anticipated expiration: 2031-05-21

Abstract

The utility model discloses a vertical roller mill is used in processing of cement raw material, including supporting mechanism, supporting mechanism includes the support body, sets up being used for of support body upper end provides the roller of grinding the cavity, be provided with the filling tube on the lateral wall on the roller, the support body lower extreme is located roller center department is provided with the discharging pipe, still is in including setting up the inboard roller mill mechanism that is used for grinding the raw material of roller, roller mill mechanism is including setting up the central roller at roller center. The utility model discloses a circumference roller and the center roller of grinding roller mechanism week meet each other to laminate mutually and rotate, expand earlier the bits of broken glass to the raw material of adding, then rotate and get into between circumference roller and the center roller through the laminating roller between the convex block and grind, get into in the clearance of rolling disc and fixed disk at last, grind once more along with the rotation of rolling disc, then discharge through the discharging pipe, make the raw material carry out a lot of roller after once adding and grind, improved the efficiency and the quality to the raw material roller mill.

Description

Vertical roller mill is used in cement raw material processing

Technical Field

The utility model relates to a cement production field especially relates to a vertical roller mill is used in processing of cement raw material.

Background

The cement raw meal is prepared by proportionally mixing a calcareous raw material, a clay raw material and a small amount of correction raw materials (sometimes a mineralizer, a crystal seed and the like are also added, and coal is also added during the production of a vertical kiln) and grinding the mixture into a material with a certain fineness, and the material is called as the cement raw meal; the chemical composition of the cement varies with the variety of cement, raw materials and fuel quality, production method, kiln type and other production conditions. In the cement raw material processing, the cement raw material needs to be fully rolled to improve the quality of cement production, however, the existing cement raw material roller mill only adopts a single roller mill, so that the grinding is insufficient, repeated grinding is needed, and the roller mill production efficiency is low.

SUMMERY OF THE UTILITY MODEL

The object of the utility model is to provide a vertical roller mill is used in processing of cement raw meal in order to solve above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

the utility model provides a cement raw processing is with vertical roller mill, includes supporting mechanism, supporting mechanism includes the support body, sets up the roller that is used for providing the grinding cavity body of support body upper end, be provided with the filling tube on the lateral wall on the roller, the support body lower extreme is located roller center department is provided with the discharging pipe, still including setting up the inboard roller mill mechanism that is used for grinding the raw material of roller, roller mill mechanism is including setting up the central roller at roller center, central roller border is provided with the circumference roller, the circumference roller the central roller upper end is passed the roller upper wall, just be connected with the pinion on the circumference roller, be connected with the master gear on the roller of center, the roller top of center is connected with the motor, the center roller be provided with the lug of laminating each other on the circumference roller external diameter.

Further setting: the lower end of the central roller is provided with a rotating disc, the lower end of the circumferential roller is provided with a fixed disc, and the rotating disc rotates at the central position of the fixed disc.

According to the arrangement, raw materials after being rolled by the circumferential roller and the central roller fall down and then enter the gap between the rotating disc and the fixed disc, are ground again along with the rotation of the rotating disc, and then are discharged through the discharge pipe.

Further setting: the fixed disk is connected with the circumferential roller in a rotating mode, the rotating disk and the central roller are integrally formed, and the central roller and the circumferential roller are connected with the roller in a rotating mode.

So set up, make center roller circumference roller is stable relative rotation, makes raw material at first pass through the circumference roller with the roller is expanded to be garrulous, then gets into center roller with carry out the roll-in between the circumference roller.

Further setting: and the inner wall of the roller is provided with a grinding block, and the grinding block is mutually attached to the lug on the outer wall of the circumferential roller.

So set up, improve the circumference roller with the roll-in effect between the roller for roll-in efficiency.

Further setting: the lug, the grinding block is hemisphere boss or conical boss.

So set up, be convenient for to the center roll, circumference roller, the raw material between the roller rolls is rolled.

Further setting: the upper end of the roller is located on the outer side of the pinion, an outer cover is arranged on the outer side of the pinion, the pinion is in key connection with the circumferential roller, and the main gear and the pinion rotate in a meshed mode.

By the arrangement, the outer cover is used for shielding the meshing transmission between the main gear and the auxiliary gear, so that the safety is improved.

Further setting: the top end of the feeding pipe is provided with a hopper, and the joint of the discharging pipe and the frame body is in a hopper shape.

So set up, be convenient for the raw material carry on before the reinforced centralized processing after the roll-in.

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

the circumferential roller and the central roller which are arranged on the periphery of the roller grinding mechanism can be mutually attached and rotated, added raw materials are firstly crushed, then the raw materials are rotated to enter the gap between the circumferential roller and the central roller to be ground through the attachment roller between the convex blocks, and finally the raw materials enter the gap between the rotating disc and the fixed disc to be ground again along with the rotation of the rotating disc and then are discharged through the discharge pipe, so that the raw materials are repeatedly ground after being added once, and the efficiency and the quality of the raw material roller grinding are improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a first schematic structural view of a vertical roller mill for processing cement raw materials according to the present invention;

fig. 2 is a second schematic structural view of the vertical roller mill for processing cement raw materials according to the present invention;

fig. 3 is a schematic partial structure view of a roller mill mechanism of the vertical roller mill for processing cement raw materials according to the present invention;

fig. 4 is a schematic view of the internal structure of a vertical roller mill for processing cement raw materials according to the present invention;

fig. 5 is a schematic view of a partial cross-sectional structure of a vertical roller mill for processing cement raw materials according to the present invention.

The reference numerals are explained below:

1. a support mechanism; 11. a frame body; 12. a roller; 2. a feed tube; 3. a roller mill mechanism; 31. an electric motor; 32. a center roller; 33. a circumferential roller; 34. a bump; 35. a pinion gear; 36. a main gear; 37. rotating the disc; 38. fixing the disc; 39. a housing; 310. grinding blocks; 4. and (4) discharging the pipe.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be further explained with reference to the accompanying drawings:

as shown in fig. 1-5, a vertical roller mill for processing cement raw materials comprises a supporting mechanism 1, wherein the supporting mechanism 1 comprises a frame body 11, a roller 12 which is arranged at the upper end of the frame body 11 and used for providing a grinding cavity, a feeding pipe 2 is arranged on the upper side wall of the roller 12, a discharging pipe 4 is arranged at the lower end of the frame body 11 and located at the center of the roller 12, and a roller mill mechanism 3 which is arranged at the inner side of the roller 12 and used for grinding raw materials, the roller mill mechanism 3 comprises a central roller 32 which is arranged at the center of the roller 12, a circumferential roller 33 is arranged on the circumference of the central roller 32, the upper end of the circumferential roller 33 and the upper end of the central roller 32 penetrate through the upper wall of the roller 12, a pinion 35 is connected to the shaft of the circumferential roller 33, a main gear 36 is connected to the shaft of the central roller 32, a motor 31 is connected to the top end of the central roller 32, and bumps 34 which are mutually attached are arranged on the outer diameters of the circumferential roller 33; when the device is used, raw materials are added into the feeding pipe 2, the motor 31 works to drive the central roller 32 to rotate, the main gear 36 on the central roller 32 is meshed with the pinion 35 on the circumferential roller 33 to rotate, the circumferential roller 33 and the central roller 32 in the circumferential circle are mutually attached and rotate, the raw materials are firstly crushed by the circumferential roller 33 and the roller 12 and then enter a space between the circumferential roller 33 and the central roller 32 to be rolled.

As shown in fig. 4 and 5, a rotary disk 37 is provided at the lower end of the center roller 32, a fixed disk 38 is provided at the lower end of the circumferential roller 33, and the rotary disk 37 is rotated at the center position of the fixed disk 38, so that the raw meal rolled by the circumferential roller 33 and the center roller 32 falls down, enters the gap between the rotary disk 37 and the fixed disk 38, is ground again with the rotation of the rotary disk 37, and is discharged through the discharge pipe 4.

As shown in fig. 4 and 5: the fixed disc 38 is rotationally connected with the circumferential roller 33, the rotating disc 37 is integrally formed with the central roller 32, the central roller 32 and the circumferential roller 33 are rotationally connected with the roller 12, so that the central roller 32 and the circumferential roller 33 stably rotate relative to each other, raw materials are firstly crushed by the circumferential roller 33 and the roller 12, and then enter between the central roller 32 and the circumferential roller 33 for rolling.

As shown in fig. 4 and 5: the inner wall of the roller 12 is provided with a grinding block 310, the grinding block 310 is attached to the lug 34 on the outer wall of the circumferential roller 33, the rolling effect between the circumferential roller 33 and the roller 12 is improved, and the rolling efficiency is accelerated.

As shown in fig. 4 and 5: the convex blocks 34 and the grinding blocks 310 are hemispherical convex blocks or conical convex blocks, so that the raw materials among the central roller 32, the circumferential roller 33 and the roller 12 can be conveniently rolled.

As shown in fig. 1, 2, 3, and 4: an outer cover 39 is arranged at the upper end of the roller 12 and positioned outside the pinion 35, the pinion 35 is in key connection with the circumferential roller 33, the main gear 36 and the pinion 35 rotate in a meshed mode, meshing transmission between the main gear 36 and the pinion 35 is covered and protected through the outer cover 39, and safety is improved.

As shown in fig. 1, 2, and 3: the top end of the charging pipe 2 is provided with a hopper, and the joint of the discharging pipe 4 and the frame body 11 is set into a hopper shape, so that the raw materials can be conveniently and intensively treated before charging and after rolling.

The utility model discloses theory of operation and use flow: when the device is used, raw materials are added into the feeding pipe 2, the motor 31 works to drive the central roller 32 to rotate, the main gear 36 on the central roller 32 is meshed with the pinion 35 on the circumferential roller 33 to rotate, the circumferential roller 33 and the central roller 32 in the circumferential circle are mutually attached and rotate, the raw materials are firstly crushed by the circumferential roller 33 and the roller 12 and then enter a space between the circumferential roller 33 and the central roller 32 to be rolled; then enters the gap between the rotating disk 37 and the fixed disk 38, is ground again with the rotation of the rotating disk 37, and is discharged through the discharge pipe 4.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a cement raw processing is with vertical roller mill, includes supporting mechanism, supporting mechanism includes the support body, sets up being used for of support body upper end provides the roller that grinds the cavity, be provided with the filling tube on the roller lateral wall, the support body lower extreme is located roller center department is provided with discharging pipe, its characterized in that: still including setting up the inboard roller grinding mechanism that is used for grinding the raw material of roller, roller grinding mechanism is including setting up the central roller at roller center, central roller week is provided with the circumference roller, the circumference roller the roller upper end is passed the roller upper wall, just be connected with the pinion on the circumference roller axle, be connected with the master gear on the central roller axle, the central roller top is connected with the motor, the central roller be provided with the lug of laminating each other on the circumference roller external diameter.

2. The vertical roller mill for cement raw material processing according to claim 1, characterized in that: the lower end of the central roller is provided with a rotating disc, the lower end of the circumferential roller is provided with a fixed disc, and the rotating disc rotates at the central position of the fixed disc.

3. The vertical roller mill for cement raw material processing according to claim 2, characterized in that: the fixed disc is connected with the circumferential rollers in a rotating mode, and the rotating disc and the central rollers are integrally formed.

4. The vertical roller mill for cement raw material processing according to claim 1, characterized in that: and the inner wall of the roller is provided with a grinding block, and the grinding block is mutually attached to the lug on the outer wall of the circumferential roller.

5. The vertical roller mill for cement raw material processing according to claim 4, characterized in that: the lug, the grinding block is hemisphere boss or conical boss.

6. The vertical roller mill for cement raw material processing according to claim 1, characterized in that: the upper end of the roller is located on the outer side of the pinion, an outer cover is arranged on the outer side of the pinion, the pinion is in key connection with the circumferential roller, and the main gear and the pinion rotate in a meshed mode.

7. The vertical roller mill for cement raw material processing according to claim 1, characterized in that: the top end of the feeding pipe is provided with a hopper, and the joint of the discharging pipe and the frame body is in a hopper shape.