CN217093676U

CN217093676U - A smash system for preparing limestone flour

Info

Publication number: CN217093676U
Application number: CN202220623650.1U
Authority: CN
Inventors: 成慧; 王明; 付春雷; 赵刚; 向伦华; 杨延安; 沈彬; 杨春帆
Original assignee: Chongqing Lei Hi Tech Concrete Co ltd
Current assignee: Chongqing Lei Hi Tech Concrete Co ltd
Priority date: 2022-03-22
Filing date: 2022-03-22
Publication date: 2022-08-02
Anticipated expiration: 2032-03-22

Abstract

The utility model relates to a reducing mechanism technical field especially relates to a crushing system for preparing limestone flour. Its technical scheme includes broken case, screening case and toper filter screen, screening case upper surface mounting has broken case, broken incasement portion is installed with the crushing roller through broken axle, broken case upper surface mounting has the feeder hopper, the rose box is installed to broken case one side, rose box upper surface mounting has the exhaust tube, and exhaust tube end and broken incasement surface are close to upper surface position department and connect, the spring is installed at the top of screening incasement wall. The utility model discloses can absorb the raise dust that the in-process produced is smashed to the lime stone and filter to avoid the dust to fly away and cause the atmosphere pollution in the air, be favorable to the environmental protection, and can be automatic with the large granule material filtering in the crushed aggregates, thereby guarantee the fineness of lime stone powder, be favorable to the follow-up use of lime stone powder.

Description

A smash system for preparing limestone flour

Technical Field

The utility model relates to a reducing mechanism technical field specifically is a crushing system for preparing limestone flour.

Background

The main component of the limestone is calcium carbonate. Lime and limestone are used in large quantities as building materials, industrial raw materials. Limestone can be directly processed into stone and burnt into quicklime. The quicklime CaO absorbs moisture or is added with water to form hydrated lime, the main component of the hydrated lime is Ca (OH)2 which can be called as calcium hydroxide, and the hydrated lime is blended into lime slurry, lime paste and the like which are used as coating materials and tile adhesives.

Through the massive search, the typical limestone crushing device disclosed as publication No. CN204544290U of the crushing system for preparing limestone powder in the prior art is found to move on the fixed seat through the moving block, so that the distance between the driving roller and the driven roller is changed, the size of the material processed by the device can be adjusted, and the practicability of the device is improved.

The existing crushing device for limestone powder can generate a large amount of dust to float into the air to cause air pollution in the using process, meanwhile, the crushed material can contain more large-particle materials which are not filtered, and the large-particle materials can influence the subsequent use of the limestone powder.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a crushing system for preparing limestone powder, possess and absorb and filter the raise dust that limestone powder crushing in-process produced, thereby avoid the dust to fly away and cause the atmosphere pollution in the air, be favorable to the environmental protection, and can be automatically with the large granule material filtering in the crushed aggregates, thereby guarantee the fineness of limestone powder, be favorable to the advantage of the follow-up use of limestone powder, the in-process of having solved current reducing mechanism for limestone powder and using can produce a large amount of dusts and fly away and cause the atmosphere pollution in the air, can contain the more large granule material that is not filtered in crushing material simultaneously, and these large granule materials can influence the subsequent problem of using of limestone powder.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a crushing system for preparing limestone flour, includes broken case, screening case and toper filter screen, surface mounting has broken case on the screening case, broken incasement portion is installed with the crushing roller through broken axle, surface mounting has the feeder hopper on the broken case, the rose box is installed to broken case one side, surface mounting has the exhaust tube on the rose box, and exhaust tube end and broken incasement surface are close to upper surface position department and connect, the spring is installed at the top of screening incasement wall, the connecting rod is installed to the spring end, the toper filter screen is installed to the connecting rod end, the pivot is installed to the bottom axle center position department of screening incasement wall.

Preferably, the rear surface of the crushing box is provided with a crushing motor, the output end of the crushing motor is connected with the tail end of the crushing shaft, and the crushing motor works to drive the crushing roller to rotate.

Preferably, the crushing roller is totally provided with two, and two the crushing roller all installs in crushing incasement both sides position department through broken axial symmetry, two the crushing off-axial surface all has cup jointed drive gear near rear surface position department, and two drive gear meshes mutually, and two pivoted crushing rollers smash the lime stone.

Preferably, the spring is equipped with four altogether, and four the spring forms the annular array equidistance and installs in the top of screening incasement wall, four the connecting rod is all installed to the end of spring, and when the lime powder after the breakage fell into on the toper filter screen, thereby because the effect of spring makes the great particulate matter screening out in the toper filter screen luffing motion with the lime powder.

Preferably, screening case surface is located toper filter screen top position department and is equipped with row's cinder notch, screening incasement portion is close to lower surface position department and installs the stock guide, screening incasement surface is close to lower surface position department and is equipped with the discharge gate, and the lime stone powder after the screening is qualified is discharged through the discharge gate, and the great particulate matter of the unqualified of selecting is discharged through row's cinder notch.

Preferably, the warning light is installed to one side that broken case deviates from the rose box, the pivot surface is located toper filter screen below position department and installs touch switch, and when the accumulational limestone flour crushed aggregates of toper filter screen surface was more, toper filter screen and touch switch contact triggered the warning light and lights to remind operating personnel to reduce the inside limestone input volume of feeder hopper.

Preferably, screening case lower surface axle center position department installs the rotation motor, rotate motor output and pivot lower surface and connect, surface mounting has the board of breaing up in the pivot, the scraper blade is installed to pivot both sides position department symmetry, and the scraper blade is scraped the great particulate matter of screening and is arranged the discharge of cinder notch position department, and the setting of the board of breaing up can prevent that the lime stone after smashing from piling up and blockking up inside broken incasement portion.

Preferably, rose box internally mounted has the filter screen, the rose box outside is close to lower surface position department and installs the dust exhaust valve, rose box surface mounting has the air exhauster, the air exhauster input is connected with the rose box lower surface, and at the broken in-process of lime stone, air exhauster work makes the inside dust of raising of broken case enter into the rose box inside and through the dust in the filter screen filtering air current along with the air current through the exhaust tube, and the dust is collected inside the rose box in order to prevent to fly away the air and cause the atmosphere pollution.

Preferably, screening case lower surface mounting has the supporting leg, the supporting leg is equipped with four altogether, and four the supporting leg forms annular array equidistance and installs in screening case lower surface, and four supporting legs play fixed stay's effect to the screening case.

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

1. the utility model achieves the purpose of automatically filtering large particle materials in crushed materials by arranging the crushing box, the conical filter screen and the spring, thereby ensuring the fineness of limestone powder and facilitating the subsequent use of limestone powder, the limestone enters the crushing box through the feed hopper, the crushing motor works and drives the two crushing rollers to rotate to crush the limestone, the crushed limestone enters the screening box and falls into the conical filter screen, at the moment, the spring enables the conical filter screen to swing up and down to screen out larger particles in the limestone powder, the rotating motor works to drive the scraper blade and the scattering plate to rotate, the scraper blade scrapes the screened larger particles to the position of a slag discharge port to discharge, the setting of the scattering plate can prevent the crushed limestone from accumulating and blocking in the crushing box, and the qualified limestone powder is discharged through the discharge port, and when the piled limestone powder crushed aggregates on the surface of the conical filter screen are more, the conical filter screen is contacted with the touch switch and triggers the warning lamp to light, so that an operator is reminded that the input amount of limestone in the feeding hopper is reduced.

2. The utility model discloses a set up rose box and filter screen, reached and to have absorbed and filter the raise dust that the in-process produced is smashed to the lime stone, thereby avoid the dust to fly away and cause the atmosphere pollution in the air, be favorable to the effect of environmental protection, at the broken in-process of lime stone, air exhauster work makes the dust that the inside raise of broken incasement portion enter into the rose box inside and pass through the dust in the filter screen filtering air current along with the air current through the exhaust tube, the dust is collected the rose box inside and causes the atmosphere pollution in order to prevent to fly away the air.

Drawings

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

FIG. 2 is a schematic view of a partial front view structure of the filtering box of the present invention;

FIG. 3 is a schematic view of a partial front view of the rotating shaft of the present invention;

fig. 4 is a schematic view of the top view structure of the crushing box of the present invention.

Reference numerals: 1. a warning light; 2. a feed hopper; 3. an air exhaust pipe; 4. a filter box; 5. a crushing box; 6. a spring; 7. a screening box; 8. a connecting rod; 9. a conical filter screen; 10. a slag discharge port; 11. a rotating shaft; 12. a material guide plate; 13. a discharge port; 14. rotating the motor; 15. supporting legs; 16. a filter screen; 17. a dust exhaust valve; 18. an exhaust fan; 19. a breaking plate; 20. a squeegee; 21. a touch switch; 22. a transmission gear; 23. a crushing motor; 24. a crushing roller; 25. and (4) crushing the shaft.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and specific embodiments.

Example one

As shown in FIGS. 1-4, the utility model provides a crushing system for preparing limestone powder, which comprises a crushing box 5, a screening box 7 and a conical filter screen 9, wherein the upper surface of the screening box 7 is provided with the crushing box 5, the rear surface of the crushing box 5 is provided with a crushing motor 23, the output end of the crushing motor 23 is connected with the tail end of a crushing shaft 25, one side of the crushing box 5, which is far away from the filter box 4, is provided with a warning lamp 1, the outer surface of a rotating shaft 11 is provided with a touch switch 21 at a position below the conical filter screen 9, the inside of the crushing box 5 is provided with two crushing rollers 24 through the crushing shaft 25, the two crushing rollers 24 are symmetrically arranged at two side positions inside the crushing box 5 through the crushing shaft 25, the positions, which are close to the rear surface, of the outer surfaces of the two crushing shafts 25 are respectively sleeved with a transmission gear 22, the two transmission gears 22 are meshed, the upper surface of the crushing box 5 is provided with a feed hopper 2, a filter box 4 is arranged on one side of a crushing box 5, an air exhaust pipe 3 is arranged on the upper surface of the filter box 4, the tail end of the air exhaust pipe 3 is connected with the outer surface of the crushing box 5 at a position close to the upper surface, springs 6 are arranged on the top of the inner wall of a screening box 7, the four springs 6 are arranged in a ring array and are equidistantly arranged on the top of the inner wall of the screening box 7, connecting rods 8 are arranged at the tail ends of the four springs 6, a connecting rod 8 is arranged at the tail end of each spring 6, a conical filter screen 9 is arranged at the tail end of each connecting rod 8, a rotating shaft 11 is arranged at the bottom axle center position of the inner wall of the screening box 7, a slag discharge port 10 is arranged at the position, which is positioned above the conical filter screen 9, a material guide plate 12 is arranged at the position, which is close to the lower surface, of the inner part of the screening box 7, a discharge port 13 is arranged at the position, and a rotating motor 14 is arranged at the lower surface axle center position of the screening box 7, the output end of the rotating motor 14 is connected with the lower surface of the rotating shaft 11, the upper surface of the rotating shaft 11 is provided with a scattering plate 19, and scrapers 20 are symmetrically arranged at the two sides of the rotating shaft 11.

The working principle of the crushing system for preparing limestone powder based on the embodiment 1 is as follows: limestone enters the crushing box 5 through the feed hopper 2, the crushing motor 23 works and drives the two crushing rollers 24 to rotate to crush the limestone, the crushed limestone enters the screening box 7 and falls onto the conical filter screen 9, at the moment, the conical filter screen 9 swings up and down through the spring 6 to screen out larger particles in the limestone powder, the working rotating shaft 11 of the rotating motor 14 rotates to drive the scraper 20 and the scattering plate 19 to rotate, the scraper 20 scrapes the screened larger particles to the position of the slag discharge port 10 to be discharged, the arrangement of the scattering plate 19 can prevent the crushed limestone from accumulating and blocking in the crushing box 5, the screened qualified limestone powder is discharged through the discharge hole 13, and when the accumulated limestone powder crushed aggregates on the surface of the conical filter screen 9 are more, the conical filter screen 9 is contacted with the touch switch 21 and triggers the warning lamp 1 to light, so that an operator is reminded that the input amount of limestone in the feeding hopper 2 should be reduced.

Example two

As shown in fig. 1 and 2, the utility model provides a crushing system for preparing limestone powder compares in embodiment one, this embodiment still includes 4 internally mounted filter screens of rose box 16, the rose box 4 outside is close to lower surface position department and installs dust exhaust valve 17, surface mounting has air exhauster 18 under the rose box 4, surface connection under air exhauster 18 input and the rose box 4, surface mounting has supporting leg 15 under the rose box 7, supporting leg 15 is equipped with four altogether, and four supporting legs 15 form annular array equidistance and install in the lower surface of rose box 7.

In this embodiment, during the process of breaking limestone, the exhaust fan 18 works to make the dust raised inside the breaking box 5 enter the inside of the filtering box 4 along with the air flow through the exhaust pipe 3 and filter the dust in the air flow through the filtering net 16, and the dust is collected inside the filtering box 4 to prevent the dust from flying to the air to cause air pollution.

The above embodiments are merely some preferred embodiments of the present invention, and those skilled in the art can make various alternative modifications and combinations to the above embodiments based on the technical solution of the present invention and the related teachings of the above embodiments.

Claims

1. A crushing system for preparing limestone powder, which comprises a crushing box (5), a screening box (7) and a conical filter screen (9), and is characterized in that: screening case (7) upper surface mounting has broken case (5), broken case (5) are inside installs crushing roller (24) through broken axle (25), broken case (5) upper surface mounting has feeder hopper (2), rose box (4) are installed to broken case (5) one side, surface mounting has exhaust tube (3) on rose box (4), and exhaust tube (3) end and broken case (5) surface are close to upper surface position department and connect, spring (6) are installed at the top of screening case (7) inner wall, connecting rod (8) are installed to spring (6) end, toper filter screen (9) are installed to connecting rod (8) end, bottom axle center position department of screening case (7) inner wall installs pivot (11).

2. The pulverizing system for preparing limestone powder according to claim 1, characterized in that: surface mounting has broken motor (23) behind broken case (5), broken motor (23) output and broken axle (25) end connection.

3. The pulverizing system for preparing limestone powder according to claim 1, characterized in that: the crushing roller (24) are provided with two, the two crushing rollers (24) are symmetrically arranged at the positions of two sides in the crushing box (5) through the crushing shafts (25), the transmission gears (22) are sleeved at the positions, close to the rear surface, of the outer surfaces of the two crushing shafts (25), and the two transmission gears (22) are meshed with each other.

4. The pulverizing system for preparing limestone powder according to claim 1, characterized in that: spring (6) are equipped with four altogether, and four spring (6) form annular array equidistance and install in the top of screening case (7) inner wall, four connecting rod (8) are all installed to the end of spring (6).

5. The pulverizing system for preparing limestone powder according to claim 1, characterized in that: screening case (7) surface is located toper filter screen (9) top position department and is equipped with row cinder notch (10), screening case (7) inside is close to lower surface position department and installs stock guide (12), screening case (7) surface is close to lower surface position department and is equipped with discharge gate (13).

6. The pulverizing system for preparing limestone powder according to claim 1, characterized in that: warning light (1) is installed to one side that broken case (5) deviate from rose box (4), touch switch (21) are installed to pivot (11) surface position below cone-shaped filter screen (9).

7. The pulverizing system for preparing limestone powder according to claim 1, characterized in that: screening case (7) lower surface axle center position department installs rotation motor (14), rotation motor (14) output and pivot (11) lower surface are connected, surface mounting has scattering board (19) pivot (11), scraper blade (20) are installed to pivot (11) both sides position department symmetry.

8. The pulverizing system for preparing limestone powder according to claim 1, characterized in that: filter tank (4) internally mounted has filter screen (16), filter tank (4) outside is close to lower surface position department and installs dust exhaust valve (17), filter tank (4) lower surface mounting has air exhauster (18), air exhauster (18) input and filter tank (4) lower surface are connected.

9. The pulverizing system for preparing limestone powder according to claim 1, characterized in that: screening case (7) lower surface mounting has supporting leg (15), supporting leg (15) are equipped with four altogether, and four supporting leg (15) form annular array equidistance and install in screening case (7) lower surface.