CN214599625U

CN214599625U - Cement vertical mill for grinding cement raw materials

Info

Publication number: CN214599625U
Application number: CN202120534950.8U
Authority: CN
Inventors: 葛志; 翟鑫; 崔波; 池金果; 赵磊; 杨成祥; 周志财; 周建建; 史得才
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-15
Filing date: 2021-03-15
Publication date: 2021-11-05
Anticipated expiration: 2031-03-15

Abstract

The utility model relates to a cement raw grinds technical field, especially relates to a cement vertical mill for grinding cement raw, including the grinding barrel, the discharge gate has been seted up to the vertical feed inlet of seting up in top of grinding barrel and below outside level, the inside of grinding barrel is from last to having set gradually actuating mechanism, rolling mechanism, broken mechanism, branch sieve mechanism and mixing mechanism down, the one end that the grinding barrel is close to the discharge gate uses the grinding barrel to set up as centre of a circle equidistance and is connected with many support columns, many the common horizontally connected with braced frame of one end that the grinding barrel was kept away from to the support column, braced frame keeps away from the one side of support column and is provided with shake mechanism, shake mechanism includes the bottom plate. The utility model discloses a set up shake mechanism, drive the grinding barrel and control the removal in the top of bottom plate to be convenient for shake off the adhesion at the cement raw of grinding barrel inner wall, not need the manual work to clear up, unusual convenience can not influence the efficiency of grinding moreover.

Description

Cement vertical mill for grinding cement raw materials

Technical Field

The utility model relates to a cement raw grinds technical field, especially relates to a cement vertical mill for grinding cement raw.

Background

The lime material, clay material and small amount of correcting material (mineralizer, crystal seed, etc. are added in some cases, and coal is also added during vertical kiln production) are mixed in proportion and ground into material with certain fineness, the chemical components of the material are different with different cement varieties, raw material and fuel quality, production methods, kiln types and other production conditions, the raw material has the forms of raw slurry, raw material powder, raw material balls, raw material blocks, etc. according to different cement production methods, and the raw material materials are respectively suitable for the requirements of wet method, dry method, semi-dry method and semi-wet method production. No matter what kind of raw meal, the chemical composition is required to be stable, the fineness and the moisture are ensured to meet the requirements of different production methods so as to avoid influencing the calcining of a kiln and the quality of clinker, and in the working process of the existing cement vertical mill for grinding the cement raw meal, cement is easy to adhere to the inner wall of the vertical mill and is inconvenient to clean.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the defect of inconvenient cleaning in the prior art, and provide a cement vertical mill for grinding cement raw materials.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a cement vertical mill for grinding cement raw materials comprises a grinding barrel, wherein a feed inlet is vertically formed above the grinding barrel, a discharge outlet is horizontally formed at the outer side of the lower part of the grinding barrel, a driving mechanism, a rolling mechanism, a crushing mechanism, a screening mechanism and a mixing mechanism are sequentially arranged in the grinding barrel from top to bottom, one end, close to the discharge outlet, of the grinding barrel is equidistantly connected with a plurality of supporting columns by taking the grinding barrel as a circle center, one ends, far away from the grinding barrel, of the plurality of supporting columns are jointly and horizontally connected with a supporting frame, a shaking mechanism is arranged on one side, far away from the supporting columns, of the supporting frame and comprises a bottom plate, two dovetail chutes are horizontally formed in one side, close to the grinding barrel, of the bottom plate, dovetail sliders are horizontally and slidably connected in the inner parts of the two dovetail chutes, one sides, close to the grinding barrel, of the two dovetail sliders are fixedly connected with the supporting frame, a vibration motor is horizontally installed on the upper surface of one end of the bottom plate and is fixedly connected with one side of the supporting frame.

Preferably, actuating mechanism includes that vertical installation keeps away from the rotating electrical machines of braced frame one end at the grinding barrel, the output of rotating electrical machines runs through the grinding barrel and extends to the inside of grinding barrel and the tip is vertical to be connected with the rotation axis, the rotation axis with roll the mechanism and rotate be connected and with crushing mechanism, divide sieve mechanism and mixing mechanism fixed connection.

Preferably, rolling mechanism includes that the rotation axis is used as the centre of a circle equidistance level to rotate and connect three grinding rollers, three in the rotation axis is close to the rotating electrical machines one end outside the common vertical gear that is connected with of one end that the rotation axis was kept away from to grinding roller, it is three the common horizontal meshing in below of gear has the ring gear, the top inner wall fixed connection of ring gear and grinding barrel, the inside horizontal cartridge of grinding barrel of ring gear below has the filter screen, the upper surface and the three grinding roller surfaces of filter screen contact, the filter screen rotates with the rotation axis to be connected.

Preferably, crushing mechanism includes that it is a plurality of blades that use the rotation axis to connect in the rotation axis outside as the centre of a circle equidistance, a plurality of the blade all is located the below of filter screen, and is a plurality of the inside horizontal cartridge of grinding barrel of blade below has the filter plate, the shape of filter plate is coniform, the one end that the rotating electrical machines was kept away from to the rotation axis runs through the filter plate and extends the below of filter plate and is connected with the filter plate rotation.

Preferably, the screening mechanism comprises a grinding chamber vertically communicated with the outer side of the middle of the grinding barrel, a plurality of feeding channels communicated with the grinding barrel are vertically arranged above the grinding chamber, a discharging channel communicated with the grinding barrel is vertically arranged below the grinding chamber, a circular ring is vertically and rotatably connected to the inner wall of the grinding barrel at the position corresponding to the grinding chamber, a plurality of support plates are horizontally connected inside the circular ring, one ends of the support plates, far away from the circular ring, are fixedly connected with the rotating shaft, a plurality of bulges are equidistantly connected to one side of the circular ring, far away from the support plates, with the circular ring as the circle center, a filter ring is horizontally inserted into one end of the grinding chamber, close to the discharging channel, one side of the filter ring, far away from the grinding chamber, is fixedly connected with the grinding barrel, a plurality of grinding blocks contacted with the bulges are vertically arranged above the filter ring, and the lower surfaces of the grinding blocks are contacted with the upper surface of the filter ring, the grinding chamber is characterized in that the grinding blocks are far away from a U-shaped block which is connected with a grinding chamber in a sliding mode and is protruded in one face, the middle of the U-shaped block is inserted with a connecting block fixedly connected with the outer surface of the grinding chamber in a sliding mode, the connecting blocks are far away from an installation block fixedly connected with the outer surface of the grinding chamber in an equal sliding mode, springs are horizontally sleeved on the outer side of one end, far away from the grinding chamber, of each connecting block, and one end, close to the grinding chamber, of each spring is fixedly connected with one face, far away from the grinding chamber, of each U-shaped block.

Preferably, the mixing mechanism comprises stirring blades which are horizontally connected with the outer side of one end of the rotating shaft away from the rotating motor at equal intervals by taking the rotating shaft as a circle center.

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

the utility model discloses a set up actuating mechanism, for rolling mechanism, crushing mechanism, divide sieve mechanism and mixing mechanism to provide power, through setting up rolling mechanism, under the cooperation of filter screen, be convenient for roll cement raw material, cement raw material after rolling drops the centre of milling barrel through the filter screen, under the effect of blade, further crushing to cement raw material after rolling, cement raw material after crushing drops the bottom of milling barrel through the filter plate, some cement raw materials that can't pass through the filter plate are great slide down along the filter plate, need carry out further processing, thereby make the treatment effect to cement raw material better, through setting up branch sieve mechanism, further grind cement raw material, cement raw material after grinding drops the bottom of milling barrel from the inside of grinding chamber through discharging channel, under rotation axis and stirring vane's mutually supporting, be convenient for carry out abundant mixture to the cement raw of grinding, avoid influencing the production effect at the back, through setting up shake mechanism, drive the grinding barrel and remove about the top of bottom plate to be convenient for shake off the cement raw of adhesion at the grinding barrel inner wall, do not need the manual work to clear up, unusual convenience can not influence the efficiency of grinding moreover.

Drawings

FIG. 1 is a schematic structural view of a vertical cement mill for grinding cement raw materials according to the present invention;

FIG. 2 is a sectional view showing a portion of a vertical cement grinding mill for grinding raw cement in accordance with the present invention;

fig. 3 is an enlarged schematic view of a portion a of fig. 2 according to the present invention;

fig. 4 is a partial structural sectional view of a vertical cement mill for grinding cement raw materials according to the present invention.

In the figure: 1. a grinding barrel; 2. a feed inlet; 3. a discharge port; 4. a support pillar; 5. a support frame; 6. a dovetail chute; 7. a dovetail slide block; 8. a base plate; 9. vibrating a motor; 10. a rotating electric machine; 11. a rotating shaft; 12. a grinding roller; 13. a gear; 14. a toothed ring; 15. filtering with a screen; 16. a blade; 17. filtering the plate; 18. a grinding chamber; 19. a feed channel; 20. a discharge channel; 21. a support plate; 22. a circular ring; 23. a protrusion; 24. grinding blocks; 25. a U-shaped block; 26. mounting blocks; 27. a spring; 28. filtering rings; 29. a stirring blade; 30. and (4) connecting the blocks.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

As shown in fig. 1-4, a cement vertical mill for grinding cement raw materials comprises a grinding barrel 1, a feed inlet 2 is vertically arranged above the grinding barrel 1, a discharge outlet 3 is horizontally arranged at the outer side below the grinding barrel 1, a driving mechanism, a rolling mechanism, a crushing mechanism, a screening mechanism and a mixing mechanism are sequentially arranged in the grinding barrel 1 from top to bottom, the driving mechanism comprises a rotating motor 10 vertically arranged at one end of the grinding barrel 1 far away from a supporting frame 5, the output end of the rotating motor 10 penetrates through the grinding barrel 1 and extends into the grinding barrel 1, the end part of the rotating motor is vertically connected with a rotating shaft 11, and the rotating shaft 11 is rotatably connected with the rolling mechanism and is fixedly connected with the crushing mechanism, the screening mechanism and the mixing mechanism; pour cement raw into the inside of milling barrel 1 through setting up feed inlet 2, the cement raw after rolling is discharged from the inside of milling barrel 1 through discharge gate 3, and through being connected rotating electrical machines 10 and external power source, the output of rotating electrical machines 10 drives rotation axis 11 and rotates to for rolling mechanism, broken mechanism, screening mechanism and mixing mechanism provide power.

The grinding mechanism comprises three grinding rollers 12 which are horizontally and rotatably connected to the outer side of one end, close to the rotating motor 10, of the rotating shaft 11 at equal intervals by taking the rotating shaft 11 as a circle center, gears 13 are vertically connected to one ends, far away from the rotating shaft 11, of the three grinding rollers 12, gear rings 14 are horizontally meshed below the three gears 13, the gear rings 14 are fixedly connected with the upper inner wall of the grinding barrel 1, a filter screen 15 is horizontally inserted into the grinding barrel 1 below the gear rings 14, the upper surface of the filter screen 15 is in contact with the outer surfaces of the three grinding rollers 12, the filter screen 15 is rotatably connected with the rotating shaft 11, the crushing mechanism comprises a plurality of blades 16 which are connected to the outer side of the rotating shaft 11 at equal intervals by taking the rotating shaft 11 as a circle center, the blades 16 are all positioned below the filter screen 15, a filter plate 17 is horizontally inserted into the grinding barrel 1 below the blades 16, the filter plate 17 is conical, and one end, far away from the rotating motor 10, of the rotating shaft 11 penetrates through the filter plate 17, extends to the lower part of the filter plate 17 and is rotatably connected with the filter plate 17; rotation axis 11 is in the pivoted, it uses rotation axis 11 to rotate as the centre of a circle to drive three grinding roller 12, thereby it removes to drive gear 13, under the cooperation of ring gear 14, it rotates to drive 3 gears 13 of discharge gate, thereby it rotates with grinding roller 12 to drive discharge gate 3, under the cooperation of filter screen 15, be convenient for roll cement raw material, cement raw material after rolling passes through filter screen 15 and drops the centre of milling barrel 1, under the effect of blade 16, carry out further breakage to the cement raw material after rolling, cement raw material after the breakage drops the bottom of milling barrel 1 through filter plate 17, some great cement raw materials that can't pass through filter plate 17 slide along filter plate 17, need carry out further processing, thereby make the treatment effect to cement raw material better.

The screening mechanism comprises a grinding chamber 18 vertically communicated with the outer side of the middle of the grinding barrel 1, a plurality of feeding channels 19 communicated with the grinding barrel 1 are vertically arranged above the grinding chamber 18, a discharging channel 20 communicated with the grinding barrel 1 is vertically arranged below the grinding chamber 18, a circular ring 22 is vertically and rotatably connected to the inner wall of the grinding barrel 1 at the position corresponding to the grinding chamber 18, a plurality of supporting plates 21 are horizontally connected inside the circular ring 22, one ends of the plurality of supporting plates 21 far away from the circular ring 22 are fixedly connected with the rotating shaft 11, one side of the circular ring 22 far away from the supporting plate 21 is equidistantly connected with a plurality of protrusions 23 by taking the circular ring 22 as the circle center, a filtering ring 28 is horizontally inserted into one end of the grinding chamber 18 close to the discharging channel 20, a plurality of grinding blocks 24 contacted with the protrusions 23 are vertically arranged above the filtering ring 28, the lower surfaces of the plurality of grinding blocks 24 are contacted with the upper surface of the filtering ring 28, one side of the filtering ring 28 far away from the grinding chamber 18 is fixedly connected with the grinding barrel 1, the surface, far away from the protrusion 23, of each of the grinding blocks 24 is horizontally connected with a U-shaped block 25 in sliding connection with the grinding chamber 18, the middle of each of the U-shaped blocks 25 is horizontally inserted with a connecting block 30 fixedly connected with the outer surface of the grinding chamber 18 in a sliding manner, one end, far away from the grinding chamber 18, of each of the connecting blocks 30 is horizontally connected with an installation block 26 fixedly connected with the outer surface of the grinding chamber 18, the outer side, far away from the grinding chamber 18, of each of the connecting blocks 30 is horizontally sleeved with a spring 27, one end, near the grinding chamber 18, of each of the springs 27 is fixedly connected with one surface, far away from the grinding chamber 18, of each of the U-shaped blocks 25, and the mixing mechanism comprises a stirring blade 29 which is horizontally connected with the rotating shaft 11 at equal intervals and outside, far away from the rotating motor 10, of the rotating shaft 11; the inside that great cement raw material got into grinding chamber 18 through feedstock channel 19, under the mutually supporting of rotation axis 11 and backup pad 21, ring 22 drives protrusion 23 and removes, under the mutually supporting of U type piece 25, installation piece 26, spring 27 and connecting block 30, drive grinding block 24 and remove in the top of straining ring 28, thereby grind cement raw material, cement raw material after the grinding drops to the bottom of milling barrel 1 from grinding chamber 18's inside through discharging channel 20, under rotation axis 11 and stirring vane 29 mutually supporting, be convenient for carry out abundant mixing to the cement raw material of grinding, avoid influencing the production effect behind the follow.

One end of the grinding barrel 1 close to the discharge port 3 is equidistantly connected with a plurality of supporting columns 4 by taking the grinding barrel 1 as a circle center, one end of each supporting column 4 far away from the grinding barrel 1 is jointly and horizontally connected with a supporting frame 5, one side of each supporting frame 5 far away from the corresponding supporting column 4 is provided with a shaking mechanism, each shaking mechanism comprises a bottom plate 8, one side of each bottom plate 8 close to the corresponding grinding barrel 1 is horizontally provided with two dovetail chutes 6, the insides of the two dovetail chutes 6 are horizontally and slidably connected with dovetail sliders 7, one sides of the two dovetail sliders 7 close to the corresponding grinding barrel 1 are fixedly connected with the supporting frame 5, the upper surface of one end of each bottom plate 8 is horizontally provided with a vibration motor 9, and each vibration motor 9 is fixedly connected with one side of the corresponding supporting frame 5; through setting up bottom plate 8, be connected shock dynamo 9 with external power source, under the mutually supporting of dovetail chute 6 and dovetail slider 7, drive braced frame 5 and remove in bottom plate 8's top, under the effect of support column 4, and then drive grinding barrel 1 and control the removal in bottom plate 8's top to be convenient for shake off the adhesion at the cement raw material of 1 inner wall of grinding barrel, do not need the manual work to clear up, unusual convenience can not influence the efficiency of grinding moreover.

The working principle is as follows: cement raw materials are poured into the grinding barrel 1 through the feeding port 2, the rolled cement raw materials are discharged from the grinding barrel 1 through the discharging port 3, the rotating motor 10 is connected with an external power supply, the output end of the rotating motor 10 drives the rotating shaft 11 to rotate, the rotating shaft 11 drives the three grinding rollers 12 to rotate by taking the rotating shaft 11 as a circle center when rotating, so as to drive the gear 13 to move, the discharging port 3 is driven to rotate by matching with the toothed ring 14, so as to drive the discharging port 3 to rotate with the grinding rollers 12, the cement raw materials are conveniently rolled by matching with the filter screen 15, the rolled cement raw materials fall into the middle of the grinding barrel 1 through the filter screen 15, the rolled cement raw materials are further crushed under the action of the blade 16, and the crushed cement raw materials fall into the bottom of the grinding barrel 1 through the filter screen 17, the cement raw materials which are larger and cannot pass through the filter plate 17 slide down along the filter plate 17, the larger cement raw materials enter the grinding chamber 18 through the feeding channel 19, the circular ring 22 drives the protrusions 23 to move under the mutual matching of the rotating shaft 11 and the support plate 21, the grinding block 24 is driven to move above the filtering ring 28 under the mutual matching of the U-shaped block 25, the mounting block 26, the spring 27 and the connecting block 30, so that the cement raw materials are ground, the ground cement raw materials fall to the bottom of the grinding barrel 1 from the inside of the grinding chamber 18 through the discharging channel 20, the ground cement raw materials are fully mixed under the mutual matching of the rotating shaft 11 and the stirring blades 29, the vibration motor 9 is connected with an external power supply through the arrangement of the bottom plate 8, the support frame 5 is driven to move above the bottom plate 8 under the mutual matching of the dovetail chute 6 and the dovetail slide block 7, under the effect of support column 4, and then drive grinding barrel 1 and remove about the top of bottom plate 8 to be convenient for shake off the cement raw meal of adhesion at grinding barrel 1 inner wall and fall.

The foregoing shows and describes the general principles, essential features, and advantages of the 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 principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The cement vertical mill for grinding cement raw materials comprises a grinding barrel (1) and is characterized in that a feed inlet (2) is vertically formed in the upper portion of the grinding barrel (1) and a discharge outlet (3) is horizontally formed in the outer side of the lower portion of the grinding barrel (1), a driving mechanism, a rolling mechanism, a crushing mechanism, a screening mechanism and a mixing mechanism are sequentially arranged in the grinding barrel (1) from top to bottom, one end, close to the discharge outlet (3), of the grinding barrel (1) is connected with a plurality of supporting columns (4) in an equidistant mode by taking the grinding barrel (1) as a circle center, the supporting frames (5) are jointly and horizontally connected to one ends, far away from the grinding barrel (1), of the supporting columns (4) of the supporting frames (5), a shaking mechanism is arranged on one side, far away from the supporting columns (4), of the shaking mechanism comprises a bottom plate (8), two dovetail sliding chutes (6) are horizontally formed in one side, close to the grinding barrel (1), of the bottom plate (8), two the inside equal horizontal sliding of forked tail spout (6) is connected with forked tail slider (7), two one side that forked tail slider (7) are close to grinding barrel (1) all with braced frame (5) fixed connection, the one end upper surface horizontal installation of bottom plate (8) is equipped with shock dynamo (9), shock dynamo (9) and one side fixed connection of braced frame (5).

2. A cement vertical mill for grinding cement raw meal as claimed in claim 1, characterized in that said driving mechanism comprises a rotating electrical machine (10) vertically mounted at one end of the grinding bowl (1) remote from the supporting frame (5), the output end of said rotating electrical machine (10) extends through the grinding bowl (1) and into the grinding bowl (1) and has a rotating shaft (11) vertically connected to the end, said rotating shaft (11) is rotatably connected to the grinding mechanism and is fixedly connected to the crushing mechanism, the sieving mechanism and the mixing mechanism.

3. The cement vertical mill for grinding cement raw materials as claimed in claim 2, wherein said grinding mechanism comprises three grinding rolls (12) horizontally and rotatably connected to the outer side of one end of the rotary shaft (11) close to the rotary motor (10) at equal intervals around the rotary shaft (11), a gear (13) is vertically connected to one end of the three grinding rolls (12) far from the rotary shaft (11), a toothed ring (14) is horizontally engaged with the lower part of the three gear (13), the toothed ring (14) is fixedly connected to the upper inner wall of the grinding barrel (1), a filter screen (15) is horizontally inserted into the grinding barrel (1) below the toothed ring (14), the upper surface of the filter screen (15) is in contact with the outer surfaces of the three grinding rolls (12), and the filter screen (15) is rotatably connected to the rotary shaft (11).

4. A cement vertical mill for grinding cement raw meal according to claim 3, characterized in that the crushing mechanism comprises a plurality of blades (16) equidistantly connected to the outside of the rotating shaft (11) with the rotating shaft (11) as the center, the plurality of blades (16) are all located below the filter screen (15), a filter plate (17) is horizontally inserted inside the grinding barrel (1) below the plurality of blades (16), the filter plate (17) is conical, and one end of the rotating shaft (11) far away from the rotating motor (10) penetrates through the filter plate (17) and extends below the filter plate (17) and is rotatably connected with the filter plate (17).

5. The cement vertical mill for grinding cement raw meal according to claim 2, characterized in that the screening mechanism comprises a grinding chamber (18) vertically communicated with the outer side of the middle of the grinding barrel (1), a plurality of feeding channels (19) communicated with the grinding barrel (1) are vertically arranged above the grinding chamber (18), a discharging channel (20) communicated with the grinding barrel (1) is vertically arranged below the grinding chamber (18), a circular ring (22) is vertically and rotatably connected to the inner wall of the grinding barrel (1) at the position corresponding to the grinding chamber (18), a plurality of supporting plates (21) are horizontally connected inside the circular ring (22), one ends of the plurality of supporting plates (21) far away from the circular ring (22) are fixedly connected with the rotating shaft (11), one side of the circular ring (22) far away from the supporting plates (21) is connected with a plurality of protrusions (23) with the circular ring (22) as the center of a circle at equal distance, a filter ring (28) is horizontally inserted into one end, close to the discharge channel (20), of the grinding chamber (18), one surface, far away from the grinding chamber (18), of the filter ring (28) is fixedly connected with the grinding barrel (1), a plurality of grinding blocks (24) which are in contact with the protrusions (23) are vertically arranged above the filter ring (28), the lower surfaces of the plurality of grinding blocks (24) are in contact with the upper surface of the filter ring (28), one surfaces, far away from the protrusions (23), of the plurality of grinding blocks (24) are horizontally connected with U-shaped blocks (25) which are in sliding connection with the grinding chamber (18), connecting blocks (30) which are fixedly connected with the outer surface of the grinding chamber (18) are horizontally inserted into the middles of the plurality of U-shaped blocks (25), one ends, far away from the grinding chamber (18), of the plurality of connecting blocks (30) are horizontally connected with mounting blocks (26) which are fixedly connected with the outer surface of the grinding chamber (18), the equal level cover in the one end outside that grinding room (18) were kept away from in polylith connecting block (30) is equipped with spring (27), and is a plurality of one end that spring (27) are close to grinding room (18) is kept away from the one side fixed connection of grinding room (18) with polylith U type piece (25) respectively.

6. A cement vertical mill for grinding cement raw materials as claimed in claim 2, characterized in that said mixing means comprises stirring vanes (29) horizontally attached at equal distances from the rotating shaft (11) to the outside of the end of the rotating shaft (11) remote from the rotating motor (10) with the rotating shaft (11) as the center.