CN215901874U

CN215901874U - Lime stone reducing mechanism that cement manufacture used

Info

Publication number: CN215901874U
Application number: CN202121975623.2U
Authority: CN
Inventors: 马玉涛
Original assignee: Shandong Zhiyade New Material Co ltd
Current assignee: Shandong Zhiyade New Material Co ltd
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2022-02-25
Anticipated expiration: 2031-08-20

Abstract

The utility model discloses a limestone crushing device for cement production, and relates to the technical field of limestone crushing devices. This lime stone reducing mechanism that cement manufacture used is through the water to the dust removal incasement portion injection certain water level, make dust removal incasement portion water curtain board, the surface of water, form inclosed cavity between the dust removal tank wall, will smash incasement portion's dust through updraft ventilator and take out dust removal incasement portion from taking out the dirt pipe, the water that makes dust removal bottom of the case portion is transported to each water curtain board by the follow water supply pipe, the air that makes the drive dust filters through water curtain board, simultaneously effectual staff's the damage of having avoided inhaling too much dust and leading to respiratory, the effectual staff of having guaranteed can not inhale too much dust.

Description

Lime stone reducing mechanism that cement manufacture used

Technical Field

The utility model relates to the technical field of limestone crushing devices, in particular to a limestone crushing device for cement production.

Background

A production line consisting of a series of devices for producing cement mainly comprises the processes of crushing and pre-homogenizing, raw material preparation and homogenizing, preheating and decomposing, cement clinker sintering, cement grinding and packaging and the like, wherein in the cement production process, most raw materials are crushed, such as limestone, clay, iron ore, coal and the like, the limestone is the raw material with the largest cement production amount, the granularity after mining is larger, and the hardness is higher, so that the crushing of the limestone plays an important role in material crushing in a cement plant, and the use of a limestone crushing device is indispensable.

Present limestone pulverizing device is when going on to limestone crushing on the market at present, hit when flying by the crushing pole and strike on the lateral wall of smashing the case, send huge sound, and also cause certain harm to smashing the case, and present limestone pulverizing device is when carrying out the crushing on the market, have a large amount of dusts from the feed inlet departure, lead to the pollution of air, and can be inhaled by the staff, lead to staff respiratory system's damage, so present limestone pulverizing device uses inconveniently on the market at present, be unfavorable for using widely.

Therefore, it is necessary to provide a limestone pulverizing apparatus for cement production to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims to provide a limestone crushing device for cement production, which solves the problem of inconvenient use of the existing limestone crushing device in the market in the background technology.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: a limestone crushing device for cement production comprises a base plate, wherein the top of the base plate is fixedly connected with a supporting leg, the top of the supporting leg is fixedly connected with a crushing box, the inner wall of the top of the crushing box is fixedly connected with a screen, the inner wall of the crushing box is fixedly connected with a fixed block, the fixed block is rotatably connected with a rotating shaft, the side wall of the rotating shaft is fixedly connected with a protection plate, one side block of the protection plate is fixedly connected with a damping rod, the damping rod is fixedly connected with a damping disk, the damping disk is slidably connected with the inner wall of a damping cylinder, the damping cylinder is fixedly connected with the inner wall of the crushing box, the inner wall of the crushing box is fixedly connected with a spring, the bottom of the crushing box is rotatably connected with a rotating shaft, the side wall of the rotating shaft is fixedly connected with a crushing rod, the bottom of the rotating shaft is fixedly connected with the output end of a power device, the top of the crushing box is fixedly connected with a closed ring, the inner ring of the closed ring is fixedly connected with a feeding cylinder, the utility model discloses a dust removal device, including closed loop top fixedly connected with take out dirt pipe, take out dirt pipe one end fixedly connected with dust removal case, dust removal roof portion inner wall fixedly connected with water curtain plate, water curtain plate top fixedly connected with upper hose, upper hose and pump body fixed connection, pump body one side fixedly connected with water injection pipe, dust removal bottom of the case portion fixedly connected with drain pipe, dust removal off the case outer wall fixedly connected with updraft ventilator.

Preferably, the spring is sleeved with the damping cylinder and is fixedly connected with the protection plate.

Preferably, the air draft device is arranged on one side, far away from the dust exhaust pipe, of the dust exhaust box.

Preferably, the bottom of the power device is fixedly connected with the bottom plate.

Preferably, the protection plate is designed to be circular arc-shaped, the number of the protection plates is eight, and the eight protection plates jointly form a circle.

Preferably, the rotating shaft penetrates through the screen, and the rotating shaft is rotatably connected with the screen.

(III) advantageous effects

Compared with the prior art, the utility model provides a limestone crushing device for cement production, which has the following beneficial effects:

1. the utility model adopts the arrangement of the fixed block, the rotating shaft, the protective plate, the damping rod, the damping disc, the damping cylinder and the spring, when the limestone crushing device for cement production crushes limestone, the crushed limestone collides with the protective plate, the protective plate rotates under the action of the rotating shaft and the fixed block, when the protection plate rotates, the protection plate drives the damping rod to move, the damping rod drives the damping disc to slide in the damping cylinder, so that the impact force is reduced to a certain degree, the impact force of the protection plate is weakened again when the protection plate rotates under the action of the spring, so that the impact force is greatly reduced after the hit flying limestone impacts the protection plate, and the generation of huge noise is avoided, moreover, the limestone is prevented from directly impacting the wall of the crushing box to cause damage to the wall of the crushing box, and the service life of the limestone crushing device for cement production is prolonged.

2. According to the utility model, through the arrangement of the dust extraction pipe, the dust removal box, the water curtain plates, the water feeding pipe and the pump body, when the limestone crushing device for cement production is used for crushing limestone, a closed cavity is formed among the water curtain plates, the water surface and the wall of the dust removal box in the dust removal box by injecting water with a certain water level into the dust removal box, dust in the crushing box is extracted from the dust extraction pipe into the dust removal box through the air extraction device, water at the bottom of the dust removal box is conveyed to each water curtain plate from the water feeding pipe under the action of the pump body, then the water curtain plates form the water curtain, air driving the dust is filtered through the water curtain plates, the filtered dust is remained on the water curtain plates and is flushed into the water at the bottom of the dust removal box by the water, the filtered air is blown out from the air outlet through the air extraction device, and the limestone crushing device for cement production is effectively prevented from scattering dust in the air when the limestone crushing device is used for cement production, the pollution of air is caused, meanwhile, the damage of a respiratory system caused by too much dust sucked by a worker is effectively avoided, and the worker is effectively ensured not to suck too much dust.

Drawings

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a schematic view of a front view of the present invention;

FIG. 3 is a schematic view of a rear cross-sectional view of the present invention;

FIG. 4 is a schematic view of a top cross-sectional view of the present invention;

FIG. 5 is a schematic diagram of an enlarged structure A in FIG. 4 according to the present invention.

In the figure: 1. a base plate; 2. supporting legs; 3. a crushing box; 4. screening a screen; 5. a fixed block; 6. a rotating shaft; 7. a protection plate; 8. a shock-absorbing lever; 9. a damper disc; 10. a damper cylinder; 11. a spring; 12. a rotating shaft; 13. crushing the stems; 14. a power plant; 15. a closed ring; 16. a feeding cylinder; 17. a dust removal box; 18. a water curtain plate; 19. a water feeding pipe; 20. a pump body; 21. a water injection pipe; 22. a drain pipe; 23. an air draft device; 24. a dust extraction pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, a limestone crushing device for cement production comprises a bottom plate 1, wherein the top of the bottom plate 1 is fixedly connected with a supporting leg 2, the top of the supporting leg 2 is fixedly connected with a crushing box 3, the inner wall of the top of the crushing box 3 is fixedly connected with a screen 4, the inner wall of the crushing box 3 is fixedly connected with a fixed block 5, the fixed block 5 is rotatably connected with a rotating shaft 6, the side wall of the rotating shaft 6 is fixedly connected with a protection plate 7, the protection plate 7 is in a circular arc shape, the number of the protection plates 7 is eight, the eight protection plates 7 jointly form a circular shape, one side block of the protection plate 7 is fixedly connected with a damping rod 8, the damping rod 8 is fixedly connected with a damping disk 9, the damping disk 9 is slidably connected with the inner wall of a damping cylinder 10, the damping cylinder 10 is fixedly connected with the inner wall of the crushing box 3, the inner wall of the crushing box 3 is fixedly connected with a spring 11, the spring 11 is sleeved with the damping cylinder 10, and the spring 11 is fixedly connected with the protection plate 7, through the arrangement of the fixed block 5, the rotating shaft 6, the protection plate 7, the shock absorption rod 8, the shock absorption disc 9, the shock absorption cylinder 10 and the spring 11, when the limestone crushing device for cement production crushes limestone, the crushed limestone impacts the protection plate 7, the protection plate 7 rotates under the action of the rotating shaft 6 and the fixed block 5, when the protection plate 7 rotates, the protection plate 7 drives the shock absorption rod 8 to move, the shock absorption rod 8 drives the shock absorption disc 9 to slide in the shock absorption cylinder 10, so that the impact force is reduced to a certain extent, through the action of the spring 11, the impact force of the protection plate 7 during rotation of the protection plate 7 is weakened again, the impact force is greatly reduced after the crushed limestone impacts the protection plate 7, huge noise is avoided being sent, and the limestone is prevented from directly impacting the wall of the crushing box 3, and the damage to the wall of the crushing box 3 is caused, the service life of the limestone smashing device for cement production is prolonged, the bottom of the smashing box 3 is rotatably connected with a rotating shaft 12, the rotating shaft 12 penetrates through the screen 4, the rotating shaft 12 is rotatably connected with the screen 4, a smashing rod 13 is fixedly connected to the side wall of the rotating shaft 12, the bottom end of the rotating shaft 12 is fixedly connected with the output end of a power device 14, the bottom of the power device 14 is fixedly connected with a bottom plate 1, a closed ring 15 is fixedly connected to the top of the smashing box 3, a feeding cylinder 16 is fixedly connected to the inner ring of the closed ring 15, a dust suction pipe 24 is fixedly connected to the top of the closed ring 15, an air suction device 23 is arranged on one side of the dust suction box 17, far away from the dust suction pipe 24, a dust removal box 17 is fixedly connected to one end of the dust suction pipe 24, a water curtain plate 18 is fixedly connected to the inner wall of the top of the dust removal box 17, a water feeding pipe 19 is fixedly connected to the top of the water curtain plate 18, the water feeding pipe 19 is fixedly connected with a pump body 20, and the water curtain plate 18 is fixedly connected to the water curtain plate 24, the water curtain plate 18, The arrangement of the water supply pipe 19 and the pump body 20, when the limestone crushing device for cement production is used for crushing limestone powder, water with a certain water level is injected into the dust removal box 17, a closed cavity is formed among the water curtain plates 18, the water surface and the walls of the dust removal box 17 in the dust removal box 17, dust in the crushing box 3 is pumped into the dust removal box 17 from the dust pumping pipe 24 through the air pumping device 23, water at the bottom of the dust removal box 17 is conveyed to each water curtain plate 18 from the water supply pipe 19 under the action of the pump body 20, then the water curtain plates 18 form a water curtain, air driving the dust is filtered through the water curtain plates 18, the filtered dust is remained on the water curtain plates 18 and is flushed into the water at the bottom of the dust removal box 17, the filtered air is blown out from the air outlet through the air pumping device 23, and the limestone crushing device for cement production is effectively prevented from scattering the dust in the air when the limestone crushing device is used for cement production, cause the pollution of air, effectually avoided the staff to inhale too much dust simultaneously and lead to respiratory's damage, the effectual staff of having guaranteed can not inhale too much dust, pump body 20 one side fixedly connected with water injection pipe 21, dust removal case 17 bottom fixedly connected with drain pipe 22, dust removal case 17 outer wall fixedly connected with updraft ventilator 23.

The working principle is as follows: when the limestone crushing device for cement production crushes limestone, the blown limestone collides with the protection plate 7, the protection plate 7 rotates under the action of the rotating shaft 6 and the fixed block 5, the protection plate 7 drives the shock absorption rod 8 to move while the protection plate 7 rotates, the shock absorption rod 8 drives the shock absorption disc 9 to slide in the shock absorption cylinder 10, so that the impact force is reduced to a certain extent, the impact force of the protection plate 7 is weakened again when the protection plate 7 rotates under the action of the spring 11, the impact force is greatly reduced after the blown limestone collides with the protection plate 7, when the limestone crushing device for cement production carries out limestone crushing, water with a certain water level is injected into the dust removal box 17, a water curtain plate 18 in the dust removal box 17, a water surface and a closed cavity is formed between the walls of the dust removal box 17, dust in the crushing box 3 is pumped out of the dust extraction pipe 24 and placed in the dust removal box 17 through the air draft device 23, under the action of the pump body 20, water at the bottom of the dust removal box 17 is conveyed to each water curtain plate 18 from the water supply pipe 19, then a water curtain is formed by the water curtain plates 18, air driving dust is filtered through the water curtain plates 18, the filtered dust is left on the water curtain plates 18 and is flushed into the water at the bottom of the dust removal box 17 by water, and the filtered air is blown out from an air outlet by the air draft device 23.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a limestone crushing device that cement manufacture used, includes bottom plate (1), its characterized in that: the crushing box comprises a base plate (1), supporting legs (2) and a crushing box (3), wherein the top of each supporting leg (2) is fixedly connected with the crushing box (3), the inner wall of the top of the crushing box (3) is fixedly connected with a screen (4), the inner wall of the crushing box (3) is fixedly connected with a fixed block (5), the fixed block (5) is rotatably connected with a rotating shaft (6), the side wall of the rotating shaft (6) is fixedly connected with a protection plate (7), one side block of the protection plate (7) is fixedly connected with a damping rod (8), the damping rod (8) is fixedly connected with a damping disc (9), the damping disc (9) is slidably connected with the inner wall of a damping cylinder (10), the damping cylinder (10) is fixedly connected with the inner wall of the crushing box (3), the inner wall of the crushing box (3) is fixedly connected with a spring (11), and the bottom of the crushing box (3) is rotatably connected with a rotating shaft (12), the side wall of the rotating shaft (12) is fixedly connected with a crushing rod (13), the bottom end of the rotating shaft (12) is fixedly connected with the output end of a power device (14), the top of the crushing box (3) is fixedly connected with a closed ring (15), the inner ring of the closed ring (15) is fixedly connected with a feeding cylinder (16), the top of the closed ring (15) is fixedly connected with a dust extraction pipe (24), one end of the dust extraction pipe (24) is fixedly connected with a dust removal box (17), the inner wall of the top of the dust removing box (17) is fixedly connected with a water curtain plate (18), the top of the water curtain plate (18) is fixedly connected with a water feeding pipe (19), the water feeding pipe (19) is fixedly connected with the pump body (20), one side of the pump body (20) is fixedly connected with a water injection pipe (21), dust removal case (17) bottom fixedly connected with drain pipe (22), dust removal case (17) outer wall fixedly connected with updraft ventilator (23).

2. The limestone pulverizing apparatus for cement manufacture as claimed in claim 1, wherein: the spring (11) is sleeved with the damping cylinder (10), and the spring (11) is fixedly connected with the protection plate (7).

3. The limestone pulverizing apparatus for cement manufacture as claimed in claim 1, wherein: the air draft device (23) is arranged on one side, far away from the dust exhaust pipe (24), of the dust exhaust box (17).

4. The limestone pulverizing apparatus for cement manufacture as claimed in claim 1, wherein: the bottom of the power device (14) is fixedly connected with the bottom plate (1).

5. The limestone pulverizing apparatus for cement manufacture as claimed in claim 1, wherein: the protection plates (7) are designed to be arc-shaped, the number of the protection plates (7) is eight, and the eight protection plates (7) jointly form a circle.

6. The limestone pulverizing apparatus for cement manufacture as claimed in claim 1, wherein: the rotating shaft (12) penetrates through the screen (4), and the rotating shaft (12) is rotatably connected with the screen (4).