A fly ash grinding device for improving grinding uniformity
By designing a fly ash grinding device including a grinding box, a rotating rod, a grinding roller, a reciprocating member and a filter plate, the problem of uneven grinding of fly ash is solved, uniform grinding and rapid filtration of fly ash is achieved, and the quality and working efficiency of grinding are improved.
Patent Information
- Application Number
- CN202421293249.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-07
- Publication Date
- 2025-04-01
- Estimated Expiration
- 2034-06-07
AI Technical Summary
Existing fly ash grinding devices are prone to unevenness during the grinding process, resulting in more particles in the fly ash after grinding, affecting their later use.
A fly ash grinding device is designed, including a grinding box, a rotating rod, a grinding roller, a reciprocating member and a filter plate. The grinding roller is driven to rotate oppositely by a symmetrically distributed rotating rod, and combined with the design of reciprocating parts and filter plates, uniform grinding and rapid filtration of fly ash is achieved.
The uniform grinding of fly ash is achieved, which avoids the problem of uneven grinding, improves the grinding quality of fly ash, facilitates its later use, and prevents the filter plate from being blocked, improving work efficiency.
Smart Images
Figure CN222694943U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of grinding, in particular to a fly ash grinding device capable of improving grinding uniformity. Background Art
[0002] Fly ash is the fine ash collected from the flue gas after coal combustion. It is the main solid waste discharged by coal-fired power plants. The main oxide components of fly ash from my country's thermal power plants are: SiO2, Al2O3, FeO, Fe2O3, CaO, TiO2, etc. Fly ash is a grayish white or grayish black powder containing a large amount of oxides and unburned carbon. With the development of the electric power industry, the amount of fly ash discharged from coal-fired power plants has increased year by year. If a large amount of fly ash is not treated, it will generate dust and pollute the atmosphere. However, fly ash can be used as a resource, such as as an admixture for concrete, and is a resource with important value.
[0003] Existing toner devices generally use single-stage grinding. When grinding fly ash, uneven grinding is likely to occur, resulting in more particles in the fly ash after grinding, which affects the later use of the fly ash. Utility Model Content
[0004] In order to solve the problem of uneven grinding, the utility model aims to provide a fly ash grinding device which can improve the uniformity of grinding.
[0005] In order to solve the above technical problems, the utility model adopts the following technical solution: comprising a grinding box, wherein the grinding box is internally provided with symmetrically distributed rotating rods, the external fixed sleeves of the rotating rods are provided with grinding rollers, the rotating rods are rotatably passed through a side wall of the grinding box and are placed outside, the external fixed sleeves of the rotating rods are provided with gears, and the gears are meshed and connected with each other;
[0006] The outer surface of the grinding box is fixed with a frame body distributed in a mirror image, the frame body is provided with a reciprocating member, the reciprocating member slides through both sides of the frame body, a driving slot is opened in the reciprocating member, a rotating frame is rotatably provided in the driving slot, a driving rod is fixedly inserted in the rotating frame, the driving rod is rotatably installed with the inner wall of the frame body, a reciprocating block is fixedly provided on the outer wall of one side of the reciprocating member, a connecting plate is fixedly provided on one side of the reciprocating block, a filter plate is fixedly provided between the connecting plates, a lifting rod is fixedly provided on the lower surface of the filter plate, a box body is fixedly provided on the inner lower surface of the grinding box, a material discharge bucket is provided on the top of the box body, a grinding block is fixedly provided on the bottom end of the lifting rod, and the grinding block is located inside the box body.
[0007] Preferably, a first motor is disposed at one end of one of the rotating rods, and one of the rotating rods is coaxially fixedly mounted with a driving end of the first motor.
[0008] Compared with the prior art, the beneficial effects of the present invention are:
[0009] 1. The present application can achieve the effect of uniformly grinding fly ash, prevent the phenomenon of uneven grinding of fly ash, avoid the fly ash after grinding being mixed with particles, improve the quality of fly ash grinding, and facilitate the later use of fly ash.
[0010] 2. The present application can achieve the effect of quickly filtering fly ash, preventing a large amount of fly ash from accumulating on the filter plate, avoiding clogging of the filter plate, and facilitating the use of staff. BRIEF DESCRIPTION OF THE DRAWINGS
[0011] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0012] Figure 1 It is a schematic diagram of the structure of the utility model.
[0013] Figure 2 It is a schematic diagram of the structure of the grinding box after being disassembled in the utility model.
[0014] Figure 3 It is a schematic diagram of the structure of the utility model after the frame is disassembled.
[0015] Figure 4 It is a schematic diagram of the connection structure between the filter plate and the connecting plate in the utility model.
[0016] Figure 5 It is a schematic diagram of the structure after the lower material barrel and the box body are separated in the utility model.
[0017] Figure 6 For this utility model Figure 3 Schematic diagram of the enlarged structure at point A in the middle.
[0018] In the figure: 1. grinding box; 2. grinding roller; 21. rotating rod; 22. gear; 210. first motor; 220. baffle; 3. frame; 31. reciprocating member; 32. driving groove; 33. rotating frame; 34. driving rod; 35. reciprocating block; 36. connecting plate; 37. filter plate; 310. synchronous wheel; 320. toothed belt; 330. second motor; 340. limit member; 4. lifting rod; 41. discharge barrel; 42. box; 43. grinding block; 5. base; 6. feed frame; 61. discharge frame. DETAILED DESCRIPTION
[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0020] Example: Figure 1-6 As shown, the utility model provides a fly ash grinding device for improving grinding uniformity, comprising a grinding box 1, wherein the grinding box 1 is internally provided with symmetrically distributed rotating rods 21, and the external fixed sleeve of the rotating rod 21 is provided with a grinding roller 2, the rotating rod 21 rotates and penetrates through a side wall of the grinding box 1 and is placed outside, and the external fixed sleeve of the rotating rod 21 is provided with a gear 22, and the gears 22 are meshed and connected with each other;
[0021] A mirror-distributed frame 3 is fixedly arranged on the outer surface of the grinding box 1, a reciprocating member 31 is arranged in the frame 3, the reciprocating member 31 slides through both sides of the frame 3, a driving groove 32 is opened in the reciprocating member 31, a rotating frame 33 is rotatably arranged in the driving groove 32, a driving rod 34 is fixedly inserted in the rotating frame 33, and the driving rod 34 is rotatably installed with the inner wall of the frame 3, a reciprocating block 35 is fixedly arranged on the outer wall of one side of the reciprocating member 31, a connecting plate 36 is fixedly arranged on one side of the reciprocating block 35, a filter plate 37 is fixedly arranged between the connecting plates 36, a lifting rod 4 is fixedly arranged on the lower surface of the filter plate 37, a box 42 is fixedly arranged on the inner lower surface of the grinding box 1, a material discharge barrel 41 is arranged on the top of the box 42, a grinding block 43 is fixedly arranged on the bottom end of the lifting rod 4, and the grinding block 43 is located inside the box 42.
[0022] A first motor 210 is disposed at one end of one of the rotating rods 21 , and one of the rotating rods 21 is coaxially fixedly installed with a driving end of the first motor 210 .
[0023] The driving rod 34 rotates and passes through a side wall of the frame 3 and is placed outside. A synchronous wheel 310 is fixedly mounted outside the driving rod 34 , and a toothed belt 320 is provided between the synchronous wheels 310 for transmission.
[0024] A second motor 330 is disposed at one end of one of the driving rods 34 , and one of the driving rods 34 is coaxially fixedly mounted with the driving end of the second motor 330 .
[0025] The inner wall of the grinding box 1 is fixedly provided with a mirror-distributed baffle 220, and the baffle 220 is located directly above the grinding roller 2; by providing the baffle 220, the fly ash can pass through between the grinding rollers 2.
[0026] The outer rotating sleeve of the driving rod 34 is provided with a limit piece 340, and one end of the limit piece 340 is fixedly installed on the outer surface of the grinding box 1; by setting the limit piece 340, the effect of limiting the driving rod 34 is achieved, so that the driving rod 34 can rotate stably.
[0027] A feed frame 6 is fixedly provided at the top of the grinding box 1, and a discharge frame 61 is fixedly provided at the bottom of the grinding box 1; by providing the discharge frame 61, when the fly ash is ground, the discharge frame 61 is opened to take out the ground fly ash.
[0028] The outer lower surface of the grinding box 1 is fixedly provided with symmetrically distributed bases 5; by providing the bases 5, the grinding box 1 is supported and fixed.
[0029] Working principle: First, start the first motor 210 and the second motor 330, the first motor 210 drives one of the rotating rods 21 to rotate, one of the rotating rods 21 drives one of the gears 22 to rotate, one of the gears 22 drives another gear 22 to rotate in the opposite direction, and the other gear 22 drives the other rotating rod 21 to rotate in the opposite direction, so that the rotating rod 21 can rotate in the opposite direction, and the rotating rod 21 drives the grinding roller 2 to rotate in the opposite direction during the opposite rotation. During the opposite rotation of the grinding roller 2, the second motor 330 drives one of the driving rods 34 to rotate, one of the driving rods 34 drives the other driving rod 34 to rotate through the synchronous wheel 310 and the toothed belt 320, and the driving rod 34 drives the rotating frame 33 to rotate in the driving groove 32 during the rotation, and the rotating frame 33 drives the reciprocating member 31 to move up and down through the driving groove 32 during the rotation, and the reciprocating member 31 drives the reciprocating block 35 to move up and down. The connecting plate 36 is driven to move up and down reciprocatingly, the connecting plate 36 drives the filter plate 37 to move up and down reciprocatingly, the filter plate 37 drives the lifting rod 4 to move up and down reciprocatingly, the lifting rod 4 drives the grinding block 43 to move up and down reciprocatingly, at this time, the fly ash is put into the grinding box 1 through the feeding frame 6, and the grinding roller 2 grinds the fly ash once during the counter-rotation process, and the fly ash ground by the grinding roller 2 falls onto the filter plate 37, and the filter plate 37 can quickly move to the grinding box 1 during the process of reciprocating up and down. The fly ash is filtered and falls into the box body 42 through the discharge barrel 41. During the up-and-down reciprocating movement of the grinding block 43, the outer wall of the grinding block 43 cooperates with the inner wall of the box body 42 to perform secondary grinding on the fly ash in the falling process. The fly ash after secondary grinding falls onto the inner upper surface of the box body 42. At this time, during the up-and-down reciprocating movement of the grinding block 43, the fly ash on the inner upper surface of the box body 42 is repeatedly pressed down, so that the fly ash can be evenly ground.
[0030] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.
Claims
1. A fly ash grinding device for improving grinding uniformity, comprising a grinding box (1), characterized in that: The grinding box (1) is internally provided with symmetrically distributed rotating rods (21), the external fixed sleeves of the rotating rods (21) are provided with grinding rollers (2), the rotating rods (21) are rotatably passed through a side wall of the grinding box (1) and are placed outside, the external fixed sleeves of the rotating rods (21) are provided with gears (22), and the gears (22) are meshedly connected with each other; The outer surface of the grinding box (1) is fixedly provided with a frame body (3) with mirror-image distribution, the frame body (3) is provided with a reciprocating member (31), the reciprocating member (31) slides through both sides of the frame body (3), the reciprocating member (31) is provided with a driving groove (32), a rotating frame (33) is rotatably provided in the driving groove (32), a driving rod (34) is fixedly inserted in the rotating frame (33), the driving rod (34) is rotatably mounted on the inner wall of the frame body (3), and one side outer wall of the reciprocating member (31) is fixedly provided with a driving rod (34). A reciprocating block (35) is fixedly provided, a connecting plate (36) is fixedly provided on one side of the reciprocating block (35), a filter plate (37) is fixedly provided between the connecting plates (36), a lifting rod (4) is fixedly provided on the lower surface of the filter plate (37), a box body (42) is fixedly provided on the inner lower surface of the grinding box (1), a material discharge barrel (41) is provided on the top end of the box body (42), a grinding block (43) is fixedly provided on the bottom end of the lifting rod (4), and the grinding block (43) is located inside the box body (42).
2. A fly ash grinding device for improving grinding uniformity as claimed in claim 1, characterized in that: A first motor (210) is provided at one end of one of the rotating rods (21), and one of the rotating rods (21) is coaxially fixedly mounted with a driving end of the first motor (210).
3. A fly ash grinding device for improving grinding uniformity as claimed in claim 1, characterized in that: The driving rod (34) is rotatably inserted through a side wall of the frame (3) and is disposed outside. An external fixed sleeve of the driving rod (34) is provided with a synchronous wheel (310). A toothed belt (320) is provided between the synchronous wheels (310) for transmission.
4. A fly ash grinding device for improving grinding uniformity as claimed in claim 1, characterized in that: A second motor (330) is provided at one end of one of the driving rods (34), and one of the driving rods (34) is coaxially fixedly mounted with the driving end of the second motor (330).
5. A fly ash grinding device for improving grinding uniformity as claimed in claim 1, characterized in that: A baffle plate (220) distributed in a mirror image is fixedly provided on the inner wall of the grinding box (1), and the baffle plate (220) is located directly above the grinding roller (2).
6. A fly ash grinding device for improving grinding uniformity as claimed in claim 1, characterized in that: The outer rotating sleeve of the driving rod (34) is provided with a limiting member (340), and one end of the limiting member (340) is fixedly mounted to the outer surface of the grinding box (1).
7. A fly ash grinding device for improving grinding uniformity as claimed in claim 1, characterized in that: A feeding frame (6) is fixedly provided at the top end of the grinding box (1), and a discharging frame (61) is fixedly provided at the bottom end of the grinding box (1).
8. A fly ash grinding device for improving grinding uniformity as claimed in claim 1, characterized in that: The outer lower surface of the grinding box (1) is fixedly provided with symmetrically distributed bases (5).