CN114768972A

CN114768972A - Production and preparation system for moderate-resistance low-alkali cement

Info

Publication number: CN114768972A
Application number: CN202210410718.2A
Authority: CN
Inventors: 张返义
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-04-19
Filing date: 2022-04-19
Publication date: 2022-07-22

Abstract

The invention discloses a medium-resistance and low-alkali cement production and preparation system, which relates to the technical field of cement production. A motor shield is fixedly installed, a discharge pipe is fixedly connected to the bottom of the main body of the grinding device, and a pulverizing mechanism is arranged inside the main body of the grinding device. In the present invention, after the dust generated inside the main body of the grinding device is extracted by arranging a dust extraction device, a large magnetic field is generated by activating the electromagnetic block inside the dust extraction plate, and the dust particles are adsorbed on the surface of the dust extraction plate by using the magnetic field effect. , and then start the motor to drive the screw to rotate, drive the cleaning brush to clean the surface of the vacuum plate, and set the water spray device to reduce the dust raising rate and scour the surface of the vacuum plate, so as to improve the utilization efficiency of the device Effect.

Description

Production and preparation system for medium-alkali and low-alkali cement

Technical Field

The invention relates to the technical field of cement production, in particular to a production and preparation system for medium-alkali and low-alkali cement.

Background

In order to ensure the durability of concrete and avoid longitudinal cracking of concrete sleeper caused by 'alkali aggregate reaction' of concrete, low-alkali cement is adopted as much as possible, the alkali content in the cement is limited, calcareous raw materials, clay raw materials and a small amount of correction raw materials are proportioned and ground according to a certain proportion and are adjusted into raw materials with proper components and uniform quality, the proportion of the batching is controlled by an intelligent module in the traditional proportioning device, the structure is relatively complex, the manufacturing cost is high, so that an anti-low-alkali cement production and preparation system is provided, the low-alkali cement production and preparation system comprises multiple processes, generally limestone and clay are used as main raw materials, the raw materials are crushed, proportioned and ground, then the raw materials are fed into a cement kiln to be calcined into clinker, then the clinker is ground by adding a proper amount of gypsum, and the cement grinding is the last process of cement manufacturing, therefore, a cement grinding device is needed.

The following problems exist in the prior art:

1. when the existing cement grinding device is used, the structure of the grinding device is simpler, grinding can be performed only once during working each time, the required particle size can be obtained only by repeatedly grinding cement, the working efficiency is lower, and certain limitation is realized, so that the use efficiency of the grinding device is reduced;

2. when the existing cement grinding device is used, a large amount of dust can be generated, the sealing performance of the device is poor, the dust overflows to seriously pollute the atmosphere and the living environment and harm the health of workers, and therefore the utilization efficiency of the grinding device is reduced.

Disclosure of Invention

The invention provides a production and preparation system for medium-alkali and low-alkali cement, which effectively solves the problems in the prior art.

In order to solve the technical problems, the technical scheme adopted by the invention is as follows:

the utility model provides an anti low alkali cement production preparation system, includes the grinding device main part, the positive fixed mounting of grinding device main part has the feeder hopper, the top fixed mounting of grinding device main part has the motor guard shield, the bottom fixedly connected with discharging pipe of grinding device main part, the inside of grinding device main part is provided with rubbing crusher and constructs, one side fixed mounting of grinding device main part has dust collector.

The crushing mechanism comprises a crushing motor, a crushing roller and a crushing wheel I, wherein the crushing motor is arranged inside the motor shield.

The dust removal device comprises a device shell, a dust extraction device and a dust collection plate, wherein two ends of the dust collection plate are fixedly connected with the inner wall of the device shell.

The technical scheme of the invention is further improved as follows: the inside fixed mounting of grinding device main part has crushing room, the discharge gate has been seted up to the bottom of crushing room, smash one side fixedly connected with inlet pipe of room, the one end of inlet pipe is connected with the internal fixed surface of feeder hopper, the output fixedly connected with crushing axle of crushing motor.

By adopting the technical scheme, the crushing chamber, the crushing motor and the crushing shaft in the scheme are matched to crush.

The technical scheme of the invention is further improved as follows: the grinding roller is fixedly installed on the side face of the grinding shaft, a screening plate is arranged below the discharge port, the two ends of the screening plate are movably connected with the inner wall of the grinding device main body, a grinding wheel I is movably installed inside the grinding device main body, and a grinding wheel II is movably installed inside the grinding device main body.

By adopting the technical scheme, the grinding roller, the screening plate, the first grinding gear and the second grinding gear in the scheme are matched to grind again.

The technical scheme of the invention is further improved as follows: the bottom fixed mounting of sieve filter plate has resilient means, resilient means's inner wall fixed mounting has the spring, the one end fixed mounting of spring has the rubber diving board, the fixed surface of rubber diving board installs spring post and shell fragment, the fixed surface of shell fragment installs the bounce ball.

By adopting the technical scheme, the powder is screened and filtered by matching the spring, the rubber elastic plate, the spring support, the elastic sheet and the elastic ball in the scheme.

The technical scheme of the invention is further improved as follows: the utility model discloses a grinding device, including device casing, dust inlet pipe, dust exhaust device, fan, dust exhaust device, dust absorption plate, dust exhaust device, dust exhaust plate, dust absorption plate, dust exhaust plate's wiring end electric connection has external power supply.

By adopting the technical scheme, the dust is extracted through the matching of the dust inlet pipe, the dust extraction device, the dust blowing nozzle and the dust absorption plate.

The technical scheme of the invention is further improved as follows: one side of dust absorption board is provided with belt cleaning device, belt cleaning device's inner chamber bottom fixed mounting has the motor, the output fixedly connected with lead screw of motor, the slider has been cup jointed to the surface screw thread of lead screw, one side fixed mounting of slider has clean brush, the one end of clean brush is laminated with one side of dust absorption board.

By adopting the technical scheme, the dust collection plate is cleaned by the cooperation of the cleaning device, the motor, the screw rod and the cleaning brush in the scheme.

The technical scheme of the invention is further improved as follows: the inside fixed mounting of device casing has water jet equipment, water jet equipment's inner chamber bottom fixed mounting has the water tank, the bottom fixedly connected with inlet tube of water tank, the inside of water tank is provided with the water pump, the top fixedly connected with water injection pipe of water tank, the one end fixed mounting of water injection pipe has the water spray subassembly.

By adopting the technical scheme, the cooperation between the water spraying device, the water tank, the water inlet pipe, the water injection pipe and the water spraying assembly in the scheme can perform the dust suppression effect on the interior of the device and wash out the dust collection plate

The technical scheme of the invention is further improved as follows: the discharging pipe below is provided with the case that gathers materials, the spout has been seted up to the bottom of case that gathers materials, one side of case that gathers materials is provided with the pneumatic cylinder, the output fixedly connected with hydraulic stem of pneumatic cylinder, the bottom fixed mounting of pneumatic cylinder has the base, the fixed surface of base installs the slide rail, the surface and the spout inner wall sliding connection of slide rail.

Adopt above-mentioned technical scheme, the cooperation between case, pneumatic cylinder, slide rail and the base of gathering in this scheme transports the cement of production.

Due to the adoption of the technical scheme, compared with the prior art, the invention has the technical progress that:

1. the invention provides a production and preparation system of anti-low alkali cement, which adopts the cooperation of a crushing chamber, a crushing motor, a crushing roller, a screen filter plate, a first crushing wheel and a second crushing wheel, drives the crushing shaft to rotate by starting the crushing motor, drives the crushing roller to crush by the crushing shaft, crushes aggregates in raw materials, then falls on the surface of the screen filter plate, screens and filters the powder by using the elasticity of the falling raw materials by arranging a rebound device, grinds and crushes by arranging the first crushing wheel and the second crushing wheel so as to reach the required particle size, and avoids the problems that when a cement grinding device is used, the structure of an ink pulverizing device is simple, only once grinding can be carried out during each work, the required particle size can be obtained by repeatedly grinding the cement, the working efficiency is low, and the cement grinding device has certain limitation, thereby the effect of improving the use efficiency of the device is achieved.

2. The invention provides a production and preparation system of medium-resistant low-alkali cement, which adopts the cooperation of a device shell, a dust extraction device, a dust blowing nozzle, a dust absorption plate, a cleaning device, a motor, a lead screw and a cleaning brush, generates a larger magnetic field by starting an electromagnetic block in the dust absorption plate after dust generated in a grinding device main body is extracted by the dust extraction device, adsorbs dust particles on the surface of the dust absorption plate by utilizing the magnetic field effect, then starts the motor to drive the lead screw to rotate, drives the cleaning brush to clean the surface of the dust absorption plate, reduces the dust raising rate by arranging a water spraying device, and washes the surface of the dust absorption plate, thereby avoiding the problems that a large amount of dust is generated when the cement grinding device is used, the device has poor sealing performance, the dust overflow can seriously pollute the atmosphere and the living environment, and the health of workers is harmed, thereby achieving the effect of improving the utilization efficiency of the device.

3. The invention provides a production and preparation system for medium-alkali-resistant low-alkali cement, which adopts the joint cooperation of a material collecting box, a hydraulic cylinder, a slide rail and a base, the produced cement falls into the material collecting box by opening a valve of a material discharging pipe, the material collecting box is pushed to slide and transport on the surface of the slide rail by the hydraulic cylinder, and then the cement is collected by workers, so that the production efficiency is improved.

Drawings

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

FIG. 2 is a schematic cross-sectional view of a structural comminution mechanism according to the invention;

FIG. 3 is an enlarged schematic view of structure A of the present invention;

FIG. 4 is a schematic cross-sectional view of a structured dust extraction apparatus of the present invention;

FIG. 5 is an enlarged view of the structure B of the present invention;

fig. 6 is a schematic perspective view of the structured collection box of the present invention.

In the figure: 1. a grinding device main body; 11. a feed hopper; 12. a motor shield; 13. a discharge pipe; 2. a crushing mechanism; 21. a crushing chamber; 22. a grinding motor; 23. a crushing roller; 24. screening the filter plate; 25. a first crushing wheel; 26. a second crushing wheel; 241. a rebounding device; 242. a spring; 243. a rubber spring plate; 244. a spring post; 245. a resilient ball; 3. a dust removal device; 31. a device housing; 311. a dust inlet pipe; 32. a dust extraction device; 33. a dust blowing nozzle; 34. a dust collection plate; 35. a cleaning device; 36. a motor; 37. a lead screw; 38. cleaning the brush; 4. a water spraying device; 41. a water tank; 42. a water inlet pipe; 43. a water injection pipe; 44. a water spray assembly; 5. a material collecting box; 6. a hydraulic cylinder; 7. a slide rail; 8. a base.

Detailed Description

The present invention is further illustrated in detail below with reference to examples:

example 1

As shown in fig. 1-6, the invention provides a production and preparation system for anti-low alkali cement, which comprises a grinding device main body 1, wherein a feed hopper 11 is fixedly installed on the front side of the grinding device main body 1, a motor shield 12 is fixedly installed on the top of the grinding device main body 1, a discharge pipe 13 is fixedly connected to the bottom of the grinding device main body 1, a grinding mechanism 2 is arranged inside the grinding device main body 1, a dust removing device 3 is fixedly installed on one side of the grinding device main body 1, the grinding mechanism 2 comprises a grinding motor 22, a grinding roller 23 and a grinding wheel 25, the grinding motor 22 is arranged inside the motor shield 12, the dust removing device 3 comprises a device shell 31, a dust pumping device 32 and a dust suction plate 34, two ends of the dust suction plate 34 are fixedly connected with the inner wall of the device shell 31, a grinding chamber 21 is fixedly installed inside the grinding device main body 1, and a discharge port is formed in the bottom of the grinding chamber 21, one side fixedly connected with inlet pipe of crushing room 21, the one end of inlet pipe and the internal surface fixed connection of feeder hopper 11, the output fixedly connected with crushing axle of crushing motor 22, crushing roller 23 fixed mounting is in the side of crushing axle, the below of discharge gate is provided with sieve filter plate 24, the both ends of sieve filter plate 24 and the inner wall swing joint of grinding device main part 1, crushing wheel 25 movable mounting is in the inside of grinding device main part 1, the inside movable mounting of grinding device main part 1 has crushing wheel two 26, the bottom fixed mounting of sieve filter plate 24 has resilient means 241, the inner wall fixed mounting of resilient means 241 has spring 242, the one end fixed mounting of spring 242 has rubber diving board 243, the fixed surface mounting of rubber diving board 243 has spring post 244 and shell fragment, the fixed surface mounting of shell fragment has elastic ball 245.

Further, the grinding motor 22 is started to drive the grinding shaft to rotate, the grinding shaft drives the grinding roller 23 to perform grinding work, aggregate in raw materials is ground, then raw material powder falls onto the surface of the screen plate 24, the rebounding device 241 is arranged, gravity when the powder falls is used for generating elasticity through the arrangement of the spring 242, the rubber elastic plate 243, the spring column 244 and the elastic ball 245, the elasticity is used for screening the powder, and grinding are performed through the arrangement of the first grinding wheel 25 and the second grinding wheel 26.

Example 2

As shown in fig. 1 to 6, on the basis of embodiment 1, the present invention provides a technical solution: preferably, the top of the device shell 31 is fixedly connected with a dust inlet pipe 311, one end of the dust inlet pipe 311 extends to the inside of the grinding device main body 1, the other end of the dust inlet pipe 311 is fixedly connected with a dust extraction device 32, a fan is arranged inside the dust extraction device 32, a bottom plate of the dust extraction device 32 is fixedly provided with a dust blowing nozzle 33, an electromagnetic block is arranged inside the dust absorption plate 34, a wiring terminal of the electromagnetic block is electrically connected with an external power supply, one side of the dust absorption plate 34 is provided with a cleaning device 35, the bottom of an inner cavity of the cleaning device 35 is fixedly provided with a motor 36, an output end of the motor 36 is fixedly connected with a lead screw 37, an indication thread of the lead screw 37 is sleeved with a slide block, one side of the slide block is fixedly provided with a cleaning brush 38, one end of the cleaning brush 38 is attached to one side of the dust absorption plate 34, the inside of the device shell 31 is fixedly provided with a water spraying device 4, and the bottom of the inner cavity of the water spraying device 4 is fixedly provided with a water tank 41, the bottom of the water tank 41 is fixedly connected with a water inlet pipe 42, the inside of the water tank 41 is provided with a water pump, the top of the water tank 41 is fixedly connected with a water injection pipe 43, and one end of the water injection pipe 43 is fixedly provided with a water injection assembly 44.

In addition, after the dust generated in the grinding device body 1 is extracted by the dust extractor 32, the magnetic field is generated by starting the electromagnetic block in the dust absorption plate 34, the magnetic field effect is utilized, the dust is attracted to dust ions and adsorbed on the surface of the dust absorption plate 34, then the motor 36 is started to drive the screw 37 to rotate, the cleaning brush 38 is driven to clean the surface of the dust absorption plate 34, and by arranging the water sprayer 4, a water source is injected into the water tank 41 through the water inlet pipe 42, and the water source is sprayed through the water injection pipe 43 and the water spray component 44, so that the dust raising rate is reduced, and the surface of the dust absorption plate 34 is washed.

Example 3

As shown in fig. 1 to 6, on the basis of embodiment 1, the present invention provides a technical solution: preferably, the below of discharging pipe 13 is provided with the case 5 that gathers materials, and the spout has been seted up to the bottom of case 5 that gathers materials, and one side of case 5 that gathers materials is provided with pneumatic cylinder 6, and the output end fixed connection of pneumatic cylinder 6 has the hydraulic stem, and the bottom fixed mounting of pneumatic cylinder 6 has base 8, and the fixed surface of base 8 installs slide rail 7, slide rail 7's surface and spout inner wall sliding connection.

It is worth mentioning that the cement produced is through opening the valve of discharging pipe 13, makes it fall into the inside of gathering together workbin 5, promotes gathering together workbin 5 through setting up pneumatic cylinder 6 and slides the transportation on the surface of slide rail 7, then by the staff, collects to improve production efficiency has been reached.

The working principle of the system for producing and preparing the medium-alkali and low-alkali cement is described in detail below.

As shown in fig. 1-6, clinker is firstly fed into the crushing chamber 21 through the feeding hopper 11, the crushing shaft is driven to rotate by starting the crushing motor 22, the crushing roller 23 is driven by the crushing shaft to crush aggregate in the raw material, then the raw material powder falls on the surface of the sieving plate 24, the gravity when the powder falls is utilized to generate elastic force by the arrangement of the spring 242, the rubber elastic plate 243, the spring column 244 and the elastic ball 245 by the gravity, then the powder is sieved by utilizing the elastic force and is ground and crushed by the arrangement of the crushing wheel one 25 and the crushing wheel two 26, then the dust generated in the grinding device main body 1 is extracted by the arrangement of the dust extraction device 32, and then the electromagnetic block in the dust absorption plate 34 is started to generate a large magnetic field to absorb the dust ions by utilizing the magnetic field effect, adsorb on the surface of dust absorption board 34, then starter motor 36 drives lead screw 37 and rotates, drives cleaning brush 38 and clears up the surface of dust absorption board 34 to through setting up water jet equipment 4, pour into the water source into to the inside of water tank 41 by inlet tube 42, and spray the water source through setting up water injection pipe 43 and water spray assembly 44, thereby reduce the raise dust rate, and wash on the surface of dust absorption board 34.

The present invention has been described in general terms, but it will be apparent to those skilled in the art that modifications and improvements can be made based on the present invention. Therefore, modifications or improvements are within the scope of the invention without departing from the spirit of the inventive concept.

Claims

1. A medium-resistance low-alkali cement production and preparation system, comprising a grinding device main body (1), a feed hopper (11) is fixedly installed on the front of the grinding device main body (1), and the grinding device main body ( 1) A motor shield (12) is fixedly installed on the top of the grinding device, and a discharge pipe (13) is fixedly connected to the bottom of the grinding device main body (1). It is characterized in that: the inside of the grinding device main body (1) A pulverizing mechanism (2) is provided, and a dust removal device (3) is fixedly installed on one side of the main body (1) of the pulverizing device;

The pulverizing mechanism (2) comprises a pulverizing motor (22), a pulverizing roller (23) and a pulverizing wheel (25), and the pulverizing motor (22) is arranged inside the motor shield (12);

The dust removal device (3) includes a device housing (31), a dust extraction device (32) and a dust suction plate (34), and two ends of the dust suction plate (34) are connected to the inner wall of the device housing (31). Fixed connection.

2. The production and preparation system for medium-resistance low-alkali cement according to claim 1, characterized in that: a pulverizing chamber (21) is fixedly installed inside the main body (1) of the pulverizing device, and the pulverizing chamber (21) ) is provided with a discharge port at the bottom, one side of the pulverizing chamber (21) is fixedly connected with a feeding pipe, one end of the feeding pipe is fixedly connected with the inner surface of the feeding hopper (11), the pulverizing motor The output end of (22) is fixedly connected with a pulverizing shaft.

3. The medium-resistance low-alkali cement production and preparation system according to claim 2, characterized in that: the pulverizing roller (23) is fixedly installed on the side of the pulverizing shaft, and a screen filter is arranged below the discharge port A plate (24), both ends of the sieve plate (24) are movably connected to the inner wall of the main body (1) of the grinding device, and the first grinding wheel (25) is movably installed inside the main body (1) of the grinding device, A second grinding wheel (26) is movably installed inside the main body (1) of the grinding device.

4. A medium-resistance low-alkali cement production and preparation system according to claim 3, characterized in that: a rebound device (241) is fixedly installed at the bottom of the screen filter plate (24), and the rebound device ( A spring (242) is fixedly installed on the inner wall of 241), one end of the spring (242) is fixedly installed with a rubber elastic plate (243), and the surface of the rubber elastic plate (243) is fixedly installed with a spring column (244) and a spring plate , the elastic ball (245) is fixedly installed on the surface of the elastic sheet.

5. A medium-resistant low-alkali cement production and preparation system according to claim 1, characterized in that: a dust inlet pipe (311) is fixedly connected to the top of the device casing (31), and the dust inlet pipe ( One end of 311) extends to the inside of the main body (1) of the grinding device, the other end of the dust inlet pipe (311) is fixedly connected with a dust extraction device (32), and a fan is arranged inside the dust extraction device (32). A dust blowing nozzle (33) is fixedly installed on the bottom plate of the dust extraction device (32), an electromagnetic block is arranged inside the dust suction plate (34), and the terminal of the electromagnetic block is electrically connected with an external power supply.

6. The medium-resistant low-alkali cement production and preparation system according to claim 1, wherein a cleaning device (35) is provided on one side of the dust suction plate (34), and the cleaning device (35) A motor (36) is fixedly installed at the bottom of the inner cavity of the motor (36), a lead screw (37) is fixedly connected to the output end of the motor (36), and a slider (37) is threadedly sleeved on the lead screw (37), and the slider A cleaning brush (38) is fixedly installed on one side of the cleaning brush (38), and one end of the cleaning brush (38) is attached to one side of the dust suction plate (34).

7. A medium-resistant low-alkali cement production and preparation system according to claim 1, characterized in that: a water spray device (4) is fixedly installed in the inside of the device casing (31), and the water spray device ( 4) A water tank (41) is fixedly installed at the bottom of the inner cavity, and a water inlet pipe (42) is fixedly connected to the bottom of the water tank (41). The top is fixedly connected with a water injection pipe (43), and one end of the water injection pipe (43) is fixedly installed with a water spray assembly (44).

8. The production and preparation system for medium-resistant low-alkali cement according to claim 1, characterized in that: a collection box (5) is provided below the discharge pipe (13), and the collection box (5) ) is provided with a chute at the bottom, a hydraulic cylinder (6) is provided on one side of the collecting box (5), a hydraulic rod is fixedly connected to the output end of the hydraulic cylinder (6), and the hydraulic cylinder (6) A base (8) is fixedly installed on the bottom of the base, a slide rail (7) is fixedly installed on the surface of the base (8), and the surface of the slide rail (7) is slidably connected with the inner wall of the slide groove.