CN211274869U

CN211274869U - Vertical roller mill is used in cement raw material processing

Info

Publication number: CN211274869U
Application number: CN201921778677.2U
Authority: CN
Inventors: 李波; 陈勇华
Original assignee: Huize Jinyuan Cement Co ltd
Current assignee: Huize Jinyuan Cement Co ltd
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-08-18
Anticipated expiration: 2029-10-22

Abstract

The utility model discloses a vertical roller mill for processing cement raw materials, in particular to a vertical roller mill for processing cement raw materials, which comprises a base, wherein the top of the base is fixedly connected with a first motor and a speed reducer through bolts, the first motor is positioned at one side of the speed reducer, and the first motor and the speed reducer are rotationally connected through a rotating shaft, the top of the speed reducer is fixedly connected with a machine body through bolts, the outer wall at one side of the machine body is fixedly connected with a supporting platform through bolts, a blanking hopper is arranged inside the machine body, the utility model discloses a turntable, a flow guide cover and a grinding disc are arranged, the rotating directions of the turntable and the grinding disc are opposite, thereby effectively grinding the cement raw materials, no gap exists between the grinding disc and the turntable, the grinding mode of the traditional four rotary mills is changed, the uniformity and the sufficiency of grinding the cement raw materials are effectively improved, and the problem, the efficiency of smashing is improved.

Description

Vertical roller mill is used in cement raw material processing

Technical Field

The utility model relates to a cement raw technical field, more specifically say, the utility model relates to a vertical roller mill is used in processing of cement raw.

Background

The cement raw material is prepared by proportionally mixing calcareous material, clay material and a small amount of correcting material (mineralizer, crystal seed and the like are sometimes added, and coal is also added during the production of a vertical kiln) and grinding the mixture into a material with a certain fineness.

Through retrieval, the chinese utility model patent discloses a vertical roller mill (the grant publication number is CN 209174041U), and the lateral part of object sets up the feed inlet that allows the material to get into, the top of casing sets up the discharge gate that discharges the material of being ground. The utility model provides a vertical roller mill has improved the efficiency of material grinding precision and grinding.

However, in actual use, there are still many disadvantages, and most of general vertical roller mills grind through four fixed grinding tables on a turntable, and because of the gaps between the grinding tables, materials on the turntable are difficult to contact with the grinding tables sufficiently, so that the grinding is insufficient, the problem of repeated grinding is caused, the grinding efficiency is reduced, and the ground particles are difficult to separate.

SUMMERY OF THE UTILITY MODEL

In order to overcome prior art's above-mentioned defect, the embodiment of the utility model provides a vertical roller mill is used in processing of cement raw material, through having set up carousel, kuppe and mill, the rotation opposite direction of carousel and mill to with the effectual grinding of cement raw material, there is not the gap between mill and the carousel, the grinding mode of four traditional commentaries on classics mills has been changed, the kibbling homogeneity and the sufficiency of effectual improvement cement raw material, avoid appearing the extrusion and can not lead to the fact extruded problem many times, improve kibbling efficiency.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a vertical roller mill is used in processing of cement raw material, includes the base, first motor of bolt fixedly connected with and speed reducer are passed through at the top of base, first motor is located one side of speed reducer, and just first motor and speed reducer rotate through the pivot and connect, bolt fixedly connected with fuselage is passed through at the top of speed reducer, through bolt fixedly connected with supporting platform on the outer wall of one side of fuselage, the internally mounted of fuselage has down the hopper, it is connected with the carousel to rotate through the pivot on the outer wall of one side of speed reducer, bolt fixedly connected with kuppe is passed through at the top of carousel.

In a preferred embodiment, a support plate is fixedly connected to an outer wall of one side of the body at a position above the support platform through a bolt, and a second motor is fixedly connected to the top of the support plate through a bolt.

In a preferred embodiment, one end of the second motor is rotatably connected with a driving gear through a rotating shaft, and a fixing ring is welded on the inner wall of one side of the machine body at a position above the rotating disc.

In a preferred embodiment, the bottom of the fixed ring is rotatably connected with a grinding disc, a support rod is welded on the outer wall of one side of the grinding disc, a gear ring is welded at one end of the support rod and is connected with the driving gear through meshing of gear teeth, and a conical through hole is formed in the grinding disc.

In a preferred embodiment, a filter screen is arranged on the inner wall of one side of the machine body, a fixing rod is welded on the outer wall of one side of the air guide sleeve, a spring is arranged at the bottom of the filter screen, and a lug is welded at the bottom end of the spring.

In a preferred embodiment, a third motor is fixedly connected to the top center of the machine body through a bolt, and one end of the third motor is rotatably connected to the powder screening machine through a rotating shaft.

In a preferred embodiment, a feeding pipe is welded on the outer wall of one side of the discharging hopper, a rotary discharging device is arranged at one end of the feeding pipe, and a discharging pipe is embedded on the outer wall of one side of the machine body.

The utility model discloses a technological effect and advantage:

1. the utility model discloses in through having set up carousel, kuppe and mill, the rotation direction of carousel and mill is opposite to with the effectual grinding of cement raw material, there is not the gap between mill and the carousel, changed the grinding mode of four traditional rotary mills, the effectual homogeneity and the sufficiency that improve cement raw material and smash avoids appearing the problem that can not cause the extrusion many times, improves the efficiency of smashing;

2. the utility model discloses in through having set up dead lever, spring, lug and filter screen, the filter screen filters the cement raw granule of variation in size to vibrations under dead lever and lug striking make the spring vibrations, drive the filter screen vibrations through the spring at last, thereby shake the cement raw in the filter screen filtration pore and fall, guarantee the filter effect of filter screen, avoid the filter screen to block up.

Drawings

Fig. 1 is an overall structure front view of the present invention.

Fig. 2 is a top view of the grinding disc of the present invention.

Fig. 3 is a cross-sectional view of the grinding disc of the present invention

Fig. 4 is an enlarged view of the position a of the present invention.

The reference signs are: 1-base, 2-first motor, 3-speed reducer, 4-body, 5-supporting platform, 6-blanking hopper, 7-rotary table, 8-dome, 9-supporting plate, 10-second motor, 11-driving gear, 12-fixing ring, 13-grinding disc, 14-gear ring, 15-filter screen, 16-fixing rod, 17-spring, 18-lug, 19-third motor, 20-powder sieving machine, 21-feeding pipe, 22-rotary blanking device, 23-discharging pipe, 24-conical through hole and 25-supporting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in attached figures 1 and 3, the vertical roller mill for processing cement raw materials comprises a base 1, a first motor 2 and a speed reducer 3 are fixedly connected to the top of the base 1 through bolts, the first motor 2 is located on one side of the speed reducer 3, the first motor 2 and the speed reducer 3 are connected through a rotating shaft in a rotating mode, a machine body 4 is fixedly connected to the top of the speed reducer 3 through bolts, a supporting platform 5 is fixedly connected to one side of the machine body 4 through bolts, a blanking hopper 6 is arranged inside the machine body 4, a rotary table 7 is connected to one side of the speed reducer 3 through a rotating shaft in a rotating mode, and a flow guide cover 8 is fixedly connected to the top of the rotary table 7 through bolts.

The upper position of the outer wall of one side of the machine body 4, which is close to the supporting platform 5, is fixedly connected with a supporting plate 9 through a bolt, and the top of the supporting plate 9 is fixedly connected with a second motor 10 through a bolt.

One end of the second motor 10 is rotatably connected with a driving gear 11 through a rotating shaft, and a fixing ring 12 is welded on the upper position of the inner wall of one side of the machine body 4, which is close to the turntable 7.

The bottom of fixed ring 12 is rotated and is connected with mill 13, the welding has a bracing piece 25 on one side outer wall of mill 13, the welding of one end of bracing piece 25 has gear ring 14, gear ring 14 is connected through the meshing of teeth of a cogwheel with driving gear 11, toper through-hole 24 has been seted up to the inside of mill 13.

The implementation mode is specifically as follows: in implementation the utility model discloses the time, second motor 10 drives driving gear 11 through the pivot and rotates, be connected with the meshing of ring gear 14 through driving gear 11, ring gear 14 drives mill 13 and rotates, mill 13 rotates in the top of carousel 7, the even flow of water conservancy diversion that the cement raw material passes through kuppe 8 is to carousel 7 on, first motor 2 drives carousel 7 and rotates after speed reduction 3 slows down, carousel 7 and mill 13's rotation opposite direction, thereby with the effectual grinding of cement raw material, there is not the gap between mill 13 and the carousel 7, the grinding mode of four traditional commentaries on classics mills has been changed, the kibbling homogeneity and the sufficiency of effectual improvement cement raw material, avoid appearing the extrusion and not to cause a lot of extruded problems, improve kibbling efficiency.

The vertical roller mill for processing cement raw materials as shown in fig. 1 and fig. 4 is characterized in that a filter screen 15 is arranged on the inner wall of one side of the mill body 4, a fixing rod 16 is welded on the outer wall of one side of the air guide sleeve 8, a spring 17 is arranged at the bottom of the filter screen 15, and a projection 18 is welded at the bottom end of the spring 17.

The top center of the machine body 4 is fixedly connected with a third motor 19 through a bolt, and one end of the third motor 19 is rotatably connected with a powder screening machine 20 through a rotating shaft.

A feeding pipe 21 is welded on the outer wall of one side of the discharging hopper 6, a rotary discharging device 22 is arranged at one end of the feeding pipe 21, and a discharging pipe 23 is embedded in the outer wall of one side of the machine body 4.

The implementation mode is specifically as follows: in implementing the utility model discloses in the time, filter screen 15 blocks great cement raw material granule in filter screen 15 below, less cement raw material granule passes filter screen 15 and gets into powder shifter 20, filter screen 15 can make partly cement raw material jam in filter screen 15's filtration pore when carrying out filtering operation, along with the rotation of kuppe 8, kuppe 8 drives dead lever 16 and rotates, when dead lever 16 striking on lug 18, the crooked deformation of spring 17 atress, when dead lever 16 separates with lug 18, under spring 17's elastic deformation effect, spring 17 drives filter screen 15 vibrations, thereby shake the cement raw material in the filter screen 15 filtration pore, guarantee filter screen 15's filter effect.

The utility model discloses the theory of operation:

referring to the attached

drawings

1 and 3 of the specification, the rotating disc 7, the air guide sleeve 8 and the grinding disc 13 are arranged, and the rotating directions of the rotating disc 7 and the grinding disc 13 are opposite, so that cement raw materials are effectively ground, no gap exists between the grinding disc 13 and the rotating disc 7, the grinding mode of the traditional four rotary mills is changed, the uniformity and the sufficiency of the cement raw materials are effectively improved, the problem of repeated extrusion caused by the fact that extrusion cannot be performed is avoided, and the crushing efficiency is improved.

Referring to the attached

drawings

1 and 2 of the specification, by arranging the fixing rod 16, the spring 17, the bump 18 and the filter screen 15, the filter screen 15 filters cement raw material particles with different sizes, the spring 17 vibrates by vibration under the impact of the fixing rod 16 and the bump 18, and finally the filter screen 15 is driven by the spring 17 to vibrate, so that the cement raw material in filter holes of the filter screen 15 is vibrated, the filtering effect of the filter screen 15 is ensured, and the filter screen 15 is prevented from being blocked.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a cement raw materials processing is with vertical roller mill, includes base (1), its characterized in that: the top of base (1) is through first motor (2) of bolt fixedly connected with and speed reducer (3), first motor (2) are located one side of speed reducer (3), and just first motor (2) and speed reducer (3) rotate through the pivot and connect, bolt fixedly connected with fuselage (4) are passed through at the top of speed reducer (3), through bolt fixedly connected with supporting platform (5) on the outer wall of one side of fuselage (4), the internally mounted of fuselage (4) has hopper (6) down, it is connected with carousel (7) to rotate through the pivot on the outer wall of one side of speed reducer (3), bolt fixedly connected with kuppe (8) are passed through at the top of carousel (7).

2. The vertical roller mill for cement raw material processing according to claim 1, characterized in that: the upper position of the outer wall of one side of the machine body (4) close to the supporting platform (5) is fixedly connected with a supporting plate (9) through a bolt, and the top of the supporting plate (9) is fixedly connected with a second motor (10) through a bolt.

3. The vertical roller mill for cement raw material processing according to claim 1, characterized in that: one end of the second motor (10) is connected with a driving gear (11) in a rotating mode through a rotating shaft, and a fixing ring (12) is welded on the inner wall of one side of the machine body (4) and is close to the upper portion of the rotary table (7).

4. The vertical roller mill for cement raw material processing according to claim 3, characterized in that: the bottom of solid fixed ring (12) is rotated and is connected with mill (13), the welding has bracing piece (25) on one side outer wall of mill (13), the one end welding of bracing piece (25) has gear ring (14), gear ring (14) are connected through the meshing of teeth of a cogwheel with driving gear (11), toper through-hole (24) have been seted up to the inside of mill (13).

5. The vertical roller mill for cement raw material processing according to claim 1, characterized in that: be provided with filter screen (15) on one side inner wall of fuselage (4), the welding has dead lever (16) on one side outer wall of kuppe (8), the bottom of filter screen (15) is provided with spring (17), the bottom welding of spring (17) has lug (18).

6. The vertical roller mill for cement raw material processing according to claim 1, characterized in that: the top center position department of fuselage (4) is through bolt fixedly connected with third motor (19), the one end of third motor (19) is connected with powder shifter (20) through the pivot rotation.

7. The vertical roller mill for cement raw material processing according to claim 1, characterized in that: the feeding device is characterized in that a feeding pipe (21) is welded on the outer wall of one side of the discharging hopper (6), a rotary discharging device (22) is arranged at one end of the feeding pipe (21), and a discharging pipe (23) is embedded into the outer wall of one side of the machine body (4).