Cement raw material fly ash external mixing device

Abstract

The utility model provides a cement raw material fly ash external mixing device, and relates to the technical field of cement production, the cement raw material fly ash external mixing device comprises a shell, a stirring assembly, a crushing assembly and a discharging assembly, the stirring assembly and the crushing assembly are both arranged in the shell, and the bottom of the shell communicates with a discharging pipe; the discharging assembly comprises an air cylinder, a mounting rod, a connecting rod and a poking rod; according to the device, cement raw materials and fly ash are stirred and mixed by arranging the stirring assembly, so that the doping uniformity is improved, and the cement quality is ensured; according to the device, by arranging the crushing assembly, cement raw materials and coal ash are crushed and scattered, blockage caused by wet bonding blocks of the materials is prevented, and the crushed and scattered materials are more beneficial to uniform mixing; by arranging the discharging assembly, material accumulation and blockage are prevented, stable and smooth discharging is guaranteed, and the production efficiency is improved.

Description

Technical Field

[0001] The present application relates to the technical field of cement production, and in particular to a cement raw material fly ash admixture device. Background Art

[0002] Fly ash is the fine ash collected from the flue gas after coal combustion. The main sources of fly ash are thermal power plants and urban centralized heating boilers that use coal powder as fuel. Fly ash can be used in cement production. Fly ash contains mineral components similar to limestone, and is used as a raw material ingredient to improve the burnability and strength of cement raw material. At present, when fly ash is added to cement raw material, it is easy to cause material blockage and poor discharge due to the wet adhesion of the material, affecting production efficiency. Summary of the invention

[0003] The purpose of the embodiments of the present application is to provide a cement raw material fly ash admixture device, which can solve the technical problem that when cement raw material is currently admixed with fly ash, material blockage and poor discharge may easily occur due to wet adhesion of the material, thereby affecting production efficiency.

[0004] The embodiment of the present application provides a cement raw material fly ash admixture device, comprising a shell, a stirring assembly, a crushing assembly and a discharge assembly, wherein the stirring assembly and the crushing assembly are both arranged in the shell, and a discharge pipe is arranged at the bottom of the shell;

[0005] The discharging assembly includes a cylinder, a mounting rod, a connecting rod and a poking rod. The poking rod can be movably arranged in the discharge pipe up and down. The mounting rod is fixedly connected to the poking rod. The cylinder is fixedly arranged at the outer end of the discharge pipe. The connecting rod is fixedly arranged between the mounting rod and the end of the piston rod of the cylinder. The cylinder drives the connecting rod to move up and down.

[0006] Among them, the stirring assembly includes a first motor, a first rotating shaft and a stirring rod. A mounting frame is fixedly arranged on the upper end of the shell. The first motor is fixedly arranged on the mounting frame. The stirring rod is located in the shell. The first motor drives the stirring rod to rotate through the first rotating shaft.

[0007] Among them, the crushing assembly includes a second motor, a second rotating shaft, a gear, a gear ring, a sleeve, a fixed rod and a crushing rod. The second motor is fixedly arranged on the mounting frame, the gear is located above the shell, the second motor drives the gear to rotate through the second rotating shaft, the sleeve rotates through the shell through a bearing, the first rotating shaft passes through the sleeve, the gear ring is fixedly sleeved on the upper part of the sleeve, and the gear ring is meshed with the gear, the fixed rod is fixedly arranged on the lower part of the sleeve, the crushing rod is fixedly arranged on the fixed rod, and the crushing rod and the stirring rod are staggered.

[0008] Wherein, the fixing rod is in contact with the inner wall of the shell.

[0009] Wherein, a slide groove is provided on the inner wall of the discharge pipe, and the mounting rod is connected to the slide groove in a limited sliding manner.

[0010] Wherein, a feed hopper is connected to the top of the shell.

[0011] Wherein, a supporting leg is fixedly provided at the lower end of the shell.

[0012] Beneficial effects of the utility model:

[0013] The utility model provides a cement raw material fly ash external mixing device. When in use, cement raw material and fly ash are added into a shell, the materials are stirred and mixed by a stirring component, and the materials are crushed and dispersed by a crushing component at the same time, and then the materials fall to the bottom of the shell, the cylinder is turned on to drive the connecting rod to move up and down, the connecting rod drives the installation rod to move up and down, and the installation rod drives the poking rod to move up and down to poke the materials accumulated at the bottom of the shell loose and drop them into a discharge pipe, and then discharged from the shell; the device stirs and mixes the cement raw material and fly ash by arranging the stirring component, improves the mixing uniformity, and ensures the quality of cement; the device crushes and disperses the cement raw material and fly ash by arranging the crushing component, prevents the materials from being wet and sticky and causing blockage, and the crushed and dispersed materials are more conducive to uniform mixing; the device prevents the materials from being piled up and blocked by arranging the discharging component, ensures stable and smooth discharging, and improves the production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the present application and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without paying creative work.

[0015] Figure 1 This is a schematic diagram of the overall front cross-sectional structure in some embodiments of the present application;

[0016] Figure 2 This is a schematic diagram of the main cross-sectional structure of a discharge pipe in some embodiments of the present application;

[0017] Figure 3 This is a schematic diagram of the top view of the discharge pipe in some embodiments of the present application;

[0018] Figure 4 for Figure 1 A schematic diagram of the enlarged structure at A in the middle;

[0019] Figure 5 This is a schematic diagram of the top view of the sleeve in some embodiments of the present application.

[0020] The reference numerals are:

[0021] 1. Shell; 11. Discharge pipe; 12. Mounting frame; 13. Slide; 14. Feed hopper; 15. Support legs;

[0022] 2. stirring assembly; 21. first motor; 22. first rotating shaft; 23. stirring rod;

[0023] 3. Crushing assembly; 31. Second motor; 32. Second rotating shaft; 33. Gear; 34. Gear ring; 35. Sleeve; 36. Fixed rod; 37. Crushing rod;

[0024] 4. Discharging assembly; 41. Cylinder; 42. Mounting rod; 43. Connecting rod; 44. Poking rod. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solution and advantages of the embodiments of the present application clearer, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. The components of the embodiments of the present application described and shown in the drawings here can be arranged and designed in various different configurations.

[0026] Therefore, the following detailed description of the embodiments of the present application provided in the accompanying drawings is not intended to limit the scope of the present application for which protection is sought, but merely represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present application.

[0027] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0028] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, or the positions or positional relationships in which the product of the application is usually placed when in use. They are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second", "third", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0029] In addition, the terms "horizontal", "vertical", "overhanging" and the like do not mean that the components are required to be absolutely horizontal or overhanging, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0030] In the description of this application, it should also be noted that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0031] like Figures 1 to 3 As shown, the embodiment of the present application provides a cement raw material fly ash admixture device, comprising a shell 1, a stirring assembly 2, a crushing assembly 3 and a discharge assembly 4, wherein the stirring assembly 2 and the crushing assembly 3 are both arranged in the shell 1, and a discharge pipe 11 is arranged at the bottom of the shell 1;

[0032] The discharge assembly 4 includes a cylinder 41, a mounting rod 42, a connecting rod 43 and a poking rod 44. The poking rod 44 can be movably arranged in the discharge pipe 11, the mounting rod 42 is fixedly connected to the poking rod 44, the cylinder 41 is fixedly arranged at the outer end of the discharge pipe 11, the connecting rod 43 is fixedly arranged between the mounting rod 42 and the piston rod end of the cylinder 41, and the cylinder 41 drives the connecting rod 43 to move up and down.

[0033] When in use, cement raw material and fly ash are added into the shell 1, the materials are stirred and mixed by the stirring component 2, and the materials are crushed and dispersed by the crushing component 3, and then the materials fall to the bottom of the shell 1, the cylinder 41 is turned on to drive the connecting rod 43 to move up and down, the connecting rod 43 drives the installation rod 42 to move up and down, and the installation rod 42 drives the poking rod 44 to move up and down to poke the materials accumulated at the bottom of the shell 1 loose and drop them into the discharge pipe 11, and then discharge them from the shell 1; the device stirs and mixes the cement raw material and fly ash by setting the stirring component 2, improves the uniformity of addition, and ensures the quality of cement; the device crushes and disperses the cement raw material and fly ash by setting the crushing component 3, prevents the materials from sticking together and causing blockage, and the crushed and dispersed materials are more conducive to uniform mixing; the device prevents material accumulation and blockage by setting the discharging component 4, ensures stable and smooth material discharge, and improves production efficiency.

[0034] like Figure 1 and 4 As shown, in this embodiment, the stirring assembly 2 includes a first motor 21, a first rotating shaft 22 and a stirring rod 23. A mounting frame 12 is fixedly provided at the upper end of the shell 1. The first motor 21 is fixedly provided on the mounting frame 12. The stirring rod 23 is located in the shell 1. The first motor 21 drives the stirring rod 23 to rotate through the first rotating shaft 22.

[0035] When in use, the first motor 21 is turned on to drive the first rotating shaft 22 to rotate, and the first rotating shaft 22 drives the stirring rod 23 to rotate, and the stirring rod 23 stirs and mixes the materials; the device stirs and mixes the cement raw material and fly ash by setting a stirring component 2, thereby improving the uniformity of addition and ensuring the quality of cement.

[0036] like Figure 1 , 4 As shown in Figures 5 and 6, in this embodiment, the crushing assembly 3 includes a second motor 31, a second rotating shaft 32, a gear 33, a ring gear 34, a sleeve 35, a fixed rod 36 and a crushing rod 37. The second motor 31 is fixedly arranged on the mounting frame 12, and the gear 33 is located above the shell 1. The second motor 31 drives the gear 33 to rotate through the second rotating shaft 32. The sleeve 35 rotates through the shell 1 through the bearing. The first rotating shaft 22 passes through the sleeve 35. The ring gear 34 is fixedly sleeved on the upper part of the sleeve 35, and the ring gear 34 is meshed with the gear 33. The fixed rod 36 is fixedly arranged on the lower part of the sleeve 35. The crushing rod 37 is fixedly arranged on the fixed rod 36, and the crushing rod 37 is staggered with the stirring rod 23.

[0037] When in use, the second motor 31 is turned on to drive the second rotating shaft 32 to rotate, the second rotating shaft 32 drives the gear 33 to rotate, the gear 33 drives the ring gear 34 to rotate, the ring gear 34 drives the sleeve 35 to rotate, the sleeve 35 drives the fixed rod 36 to rotate, the fixed rod 36 drives the crushing rod 37 to rotate, and the crushing rod 37 crushes and scatters the materials; the device crushes and scatters the cement raw material and fly ash by setting the crushing component 3, prevents the materials from sticking together and causing blockage, and the crushed and scattered materials are more conducive to uniform mixing.

[0038] like Figure 1 As shown, in this embodiment, the fixing rod 36 is in contact with the inner wall of the shell 1; when the fixing rod 36 rotates, the fixing rod 36 is in contact with the inner wall of the shell 1, and the material adhering to the inner wall of the shell 1 can be scraped off and cleaned to prevent material residue.

[0039] like Figure 2 As shown, in this embodiment, a slide groove 13 is opened on the inner wall of the discharge pipe 11, and the mounting rod 42 is slidably connected to the slide groove 13; the coordinated use of the mounting rod 42 and the slide groove 13 makes the poking rod 44 more stable and smooth when moving up and down, thereby improving the stability of use.

[0040] like Figure 1 As shown, in this embodiment, a feed hopper 14 is provided on the top of the shell 1 ; the feed hopper 14 is convenient for adding materials into the shell 1 .

[0041] like Figure 1 As shown, in this embodiment, a support leg 15 is fixedly provided at the lower end of the shell 1; the support leg 15 supports and protects the shell 1, thereby improving the stability in use.

[0042] Working principle: When the cement raw material fly ash external mixing device provided by the present application is used, the cement raw material and fly ash are added into the housing 1 through the feed hopper 14, the first motor 21 is turned on to drive the first rotating shaft 22 to rotate, the first rotating shaft 22 drives the stirring rod 23 to rotate, the stirring rod 23 stirs and mixes the materials, and at the same time the second motor 31 is turned on to drive the second rotating shaft 32 to rotate, the second rotating shaft 32 drives the gear 33 to rotate, the gear 33 drives the gear ring 34 to rotate, the gear ring 34 drives the sleeve 35 to rotate, the sleeve 35 drives the fixing rod 36 The fixing rod 36 drives the crushing rod 37 to rotate, and the crushing rod 37 crushes and scatters the materials; when the fixing rod 36 rotates, the fixing rod 36 fits against the inner wall of the shell 1, and the materials adhering to the inner wall of the shell 1 can be scraped off and cleaned; then the materials fall to the bottom of the shell 1, and the cylinder 41 is turned on to drive the connecting rod 43 to move up and down, and the connecting rod 43 drives the installation rod 42 to move up and down, and the installation rod 42 drives the poking rod 44 to move up and down to poke the materials accumulated at the bottom of the shell 1 loose and drop them into the discharge pipe 11, and then discharge them from the shell 1.

[0043] The above are only preferred embodiments of the present application and are not intended to limit the present application. For those skilled in the art, the present application may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A cement raw material fly ash external mixing device, characterized in that: It comprises a shell (1), a stirring assembly (2), a crushing assembly (3) and a discharge assembly (4), wherein the stirring assembly (2) and the crushing assembly (3) are both arranged in the shell (1), and a discharge pipe (11) is arranged at the bottom of the shell (1); The discharge assembly (4) comprises a cylinder (41), a mounting rod (42), a connecting rod (43) and a poking rod (44); the poking rod (44) is movably arranged in the discharge pipe (11) up and down; the mounting rod (42) is fixedly connected to the poking rod (44); the cylinder (41) is fixedly arranged at the outer end of the discharge pipe (11); the connecting rod (43) is fixedly arranged between the mounting rod (42) and the piston rod end of the cylinder (41); and the cylinder (41) drives the connecting rod (43) to move up and down.

2. The cement raw material fly ash external mixing device according to claim 1, characterized in that: The stirring assembly (2) comprises a first motor (21), a first rotating shaft (22) and a stirring rod (23); a mounting frame (12) is fixedly arranged at the upper end of the shell (1); the first motor (21) is fixedly arranged on the mounting frame (12); the stirring rod (23) is located in the shell (1); and the first motor (21) drives the stirring rod (23) to rotate via the first rotating shaft (22).

3. The cement raw material fly ash admixture device according to claim 2, characterized in that: The crushing assembly (3) comprises a second motor (31), a second rotating shaft (32), a gear (33), a gear ring (34), a sleeve (35), a fixed rod (36) and a crushing rod (37); the second motor (31) is fixedly arranged on the mounting frame (12); the gear (33) is located above the housing (1); the second motor (31) drives the gear (33) to rotate through the second rotating shaft (32); the sleeve (35) rotates through the housing (1) through a bearing; the first rotating shaft (22) passes through the sleeve (35); the gear ring (34) is fixedly sleeved on the upper part of the sleeve (35), and the gear ring (34) is meshed with the gear (33); the fixed rod (36) is fixedly arranged on the lower part of the sleeve (35); the crushing rod (37) is fixedly arranged on the fixed rod (36), and the crushing rod (37) and the stirring rod (23) are arranged alternately.

4. The cement raw material fly ash external mixing device according to claim 3, characterized in that: The fixing rod (36) is in contact with the inner wall of the housing (1).

5. The cement raw material fly ash external mixing device according to claim 1, characterized in that: The inner wall of the discharge pipe (11) is provided with a slide groove (13), and the mounting rod (42) is connected to the slide groove (13) in a limited sliding manner.

6. The cement raw material fly ash admixture device according to claim 1, characterized in that: A feed hopper (14) is provided in communication with the top of the shell (1).

7. The cement raw material fly ash admixture device according to claim 1, characterized in that: A supporting leg (15) is fixedly provided at the lower end of the housing (1).

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