Powder filtering and grinding device for water reducing agent processing
By pre-crushing large pieces of material with a crushing box and crushing teeth, and then combining the mechanical extrusion grinding with grinding wheels and blades, the problems of long grinding time and uneven fineness in existing technologies are solved, achieving efficient and uniform grinding of water-reducing agent powder and improving product quality.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-27
- Publication Date
- 2026-03-24
AI Technical Summary
In the current water-reducing agent production process, the material is fed into the grinding process as a whole, which increases the grinding time and makes it impossible to obtain a consistent fineness distribution. Secondary or multiple screening and filtration are required, which reduces the quality of the equipment.
Large pieces of material are pre-crushed using a crushing box and crushing teeth. The motor drives the gears and rotating shaft to rotate, and the grinding wheel and blades perform fine crushing and mechanical extrusion grinding. An arc-shaped filter screen and vibration mechanism are used to prevent clogging, so as to achieve uniform crushing and thorough grinding of powder.
It improves grinding efficiency, reduces grinding time, achieves a more consistent fineness distribution, and enhances product quality.
Smart Images
Figure CN224025182U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to water reducing agent production technical field, specifically is water reducing agent processing is with powder filter grinding device. BACKGROUND
[0002] Water reducing agent is a kind of concrete admixture that can reduce the mixing water quantity under the condition of maintaining the slump of concrete unchanged.In the production process of water reducing agent, it needs to be ground and filtered to achieve appropriate particle size and purity.Water reducing agent processing powder filter grinding device is a device specially used for this purpose, which can grind and filter water reducing agent to ensure product quality.
[0003] Commonly includes grinding and filtering two processes.In the grinding process, the device grinds water reducing agent particles to the appropriate size by grinding roller or other grinding tools.In the filtering process, the device screens the ground water reducing agent by screen or other filtering tools to remove unqualified large particles and ensure the uniformity of product particle size.
[0004] But this way, because the whole material is put into when grinding powder, large pieces of material directly participate in grinding, not only increases the grinding time, and cannot obtain more consistent fineness distribution in the grinding process, resulting in the need for secondary or even multiple screening and filtering and repeated grinding, reduces the use quality of filter grinding device, cannot meet the working requirements of water reducing agent production, therefore a kind of water reducing agent processing powder filter grinding device is proposed. UTILITY MODEL CONTENT
[0005] In view of the deficiencies of the prior art, the utility model provides a kind of water reducing agent processing powder filter grinding device to solve the technical problems that the whole material is put into when grinding, large pieces of material directly participate in grinding, not only increases the grinding time, and cannot obtain more consistent fineness distribution in the grinding process.
[0006] To achieve the above-mentioned purposes, the utility model provides the following technical scheme: a kind of water reducing agent processing powder filter grinding device, comprising:
[0007] The grinding cylinder is provided with a first motor at the left end through a foot support, and a crushing box is installed at the top through a foot support, the inner cavity of the crushing box is provided with a crushing tooth through a rotating shaft on both sides, and the left end of the crushing tooth penetrates the corresponding position of the crushing box;
[0008] Gear is coaxially connected to the left end of the crushing tooth, a second motor is installed on the outer left side of the crushing box through a foot support, the rotor of the first motor penetrates the corresponding position of the inner part of the grinding cylinder, and the rotor assembly end of the first motor is coaxially connected with a rotating shaft;
[0009] Supports are circumferentially connected on both sides of the outer part of the rotating shaft, the inner sides of the supports are each provided with a grinding wheel, the outer part of the rotating shaft is coaxially sleeved with a blade, the lower part of the inner cavity of the crushing box is inserted with a first arc-shaped filter screen, and the bottom of the grinding cylinder is provided with a second arc-shaped filter screen.
[0010] Preferably, the gears are engaged, the inner cavity of the crushing box is communicated with the inner cavity of the grinding cylinder, and the lower part of the crushing box is funnel-shaped, thereby facilitating material falling.
[0011] Preferably, the number of the supports and the grinding wheels is 3-6 groups, the outer part of the grinding wheel and the inner wall of the grinding cylinder are all of ground glass structure, and the extrusion grinding effect on the powder particles is improved.
[0012] Preferably, the front and rear sides of the crushing box are each provided with a chute, the front and rear sides of the first arc-shaped filter screen are each connected with a baffle at a position corresponding to the chute, and the inner sides of the side plates are each connected with the corresponding positions of the baffles, so that the added side plates avoid powder particle leakage.
[0013] Preferably, the front and rear sides of the crushing box are each provided with an assembling plate at a position on the upper part of the chute, the left and right sides of the inner part of the assembling plate are each inserted with a connecting rod, and the bottom ends of the connecting rods are each connected with the corresponding positions of the upper surfaces of the side plates.
[0014] Preferably, the front and rear sides of the crushing box are each connected with a mounting table at the lower part, the top of the mounting table is provided with a third motor, the rotor of the third motor is coaxially connected with a cam, and the outer part of the connecting rod is sleeved with a spring at a position between the side plate and the assembling plate, so that the rotation of the cam can be driven by the third motor, the movement of the side plate can be pushed, and the side plate and the first arc-shaped filter screen can be rapidly vibrated up and down under the action of the spring, thereby avoiding blockage in the process of material falling and re-raising larger particles to participate in crushing.
[0015] Compared with the prior art, the water reducing agent processing powder filtering and grinding device has the following beneficial effects:
[0016] 1. The water reducing agent processing powder filtering and grinding device drives the rotation of the gears by the second motor, so that the two groups of crushing teeth are rotated to pre-crush the powder material, so that the powder material becomes smaller particles, thereby improving the speed of the subsequent grinding process, making the crushed particles more easily ground to the required fineness, reducing the grinding time, and making the size of the crushed water reducing agent powder particles more uniform, which helps to obtain more consistent fineness distribution in the grinding process.
[0017] 2. The powder filtering and grinding device for water-reducing agent processing uses a first motor to drive the rotation of the rotating shaft and the support, which in turn causes the blades and grinding wheels to rotate. This allows the crushed powder particles to be further crushed, and the powder particles are continuously mechanically squeezed and ground by the outer grinding wheels. Through this combined action, the grinding of the water-reducing agent powder can be more thorough, thereby improving product quality. Attached Figure Description
[0018] Figure 1 This is a schematic diagram of the structure of this utility model;
[0019] Figure 2 This is a cross-sectional view of the grinding cylinder of this utility model;
[0020] Figure 3 This is a schematic diagram of the crushing box structure of this utility model;
[0021] Figure 4 This is a schematic diagram of the third motor and cam structure of this utility model;
[0022] Figure 5 This is a schematic diagram of the internal sliding groove of the crushing box of this utility model.
[0023] In the diagram: 1. Grinding cylinder; 2. First motor; 3. Crushing box; 4. Crushing teeth; 5. Gear; 6. Second motor; 7. Rotating shaft; 8. Support; 9. Grinding wheel; 10. Blade; 11. First arc-shaped filter screen; 12. Second arc-shaped filter screen; 13. Baffle; 14. Mounting platform; 15. Third motor; 151. Cam; 16. Slide groove; 17. Side plate; 18. Assembly plate; 19. Connecting rod; 20. Spring. Detailed Implementation
[0024] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.
[0025] This utility model provides a technical solution: a powder filtration and grinding device for water-reducing agent processing, comprising a grinding cylinder 1, a first motor 2, a crushing box 3, crushing teeth 4, a gear 5, a second motor 6, a rotating shaft 7, a support 8, a grinding wheel 9, a blade 10, a first arc-shaped filter screen 11, a second arc-shaped filter screen 12, a baffle 13, a mounting platform 14, a third motor 15, a cam 151, a slide groove 16, a side plate 17, an assembly plate 18, a connecting rod 19, and a spring 20.
[0026] Please see Figure 1The left end of the grinding cylinder 1 is provided with a first motor 2 through a foot support, and the top of the grinding cylinder 1 is provided with a crushing box 3 through a foot support, the inner cavity of the crushing box 3 is provided with a plurality of crushing teeth 4 through a rotating shaft on both sides, and the left end of the crushing tooth 4 penetrates through the corresponding position of the crushing box 3;
[0027] The left side of the outside of the crushing box 3 is provided with a second motor 6 through a foot support, the rotation of the gear 5 is driven by the second motor 6, so that the two groups of crushing teeth 4 can rotate to pre-crush the powder material, so that it becomes smaller particles, thereby improving the speed of the subsequent grinding process, so that the crushed particles are more easily ground to the required fineness, reducing the grinding time, and the size of the crushed water reducing agent powder particles is more uniform, which helps to obtain more consistent fineness distribution in the grinding process, please refer to Figure 2 The rotor of the first motor 2 penetrates through the corresponding position of the inside of the grinding cylinder 1, and the rotor assembly end of the first motor 2 is coaxially connected with a rotating shaft 7;
[0028] The outside of the rotating shaft 7 is coaxially sleeved with a blade 10, please refer to Figure 3 The lower part of the inner cavity of the crushing box 3 is provided with a first arc-shaped filter screen 11, please refer to Figure 2 The bottom middle position of the grinding cylinder 1 is provided with a second arc-shaped filter screen 12, please refer to Figure 1 The gear 5 is engaged, the inner cavity of the crushing box 3 is communicated with the inner cavity of the grinding cylinder 1, and the lower part of the crushing box 3 is funnel-shaped, please refer to Figure 2 The number of the support 8 and the grinding wheel 9 is 3-6 groups, the outer part of the grinding wheel 9 and the inner wall of the grinding cylinder 1 are both frosted structures, the rotation of the rotating shaft 7 and the support 8 is driven by the first motor 2, so that the blade 10 and the grinding wheel 9 can rotate, so that the crushed powder particles can be finely crushed again, and the powder particles can be continuously mechanically extruded and ground by the peripheral grinding wheel 9, thereby the grinding of the water reducing agent powder can be more sufficient through the combined action, thereby improving the product quality;
[0029] Please refer to Figure 5 The front and rear sides of the crushing box 3 are both provided with a chute 16, please refer to Figure 3 The front and rear sides of the first arc-shaped filter screen 11 are both connected with a baffle 13 at positions corresponding to the chute 16, please refer to Figure 5 The inside of the chute 16 is provided with a side plate 17, the inside of the side plate 17 is connected with the corresponding position of the baffle 13, the front and rear sides of the crushing box 3 are both provided with an assembly plate 18 at positions above the chute 16, the inside of the assembly plate 18 is provided with a connecting rod 19 on both sides, and the bottom end of the connecting rod 19 is connected with the upper surface of the side plate 17 at a corresponding position, please refer to Figure 3The lower part of the front and rear sides of the crushing box 3 is connected with a mounting table 14, and the top of the mounting table 14 is provided with a third motor 15, please refer to Figure 4 The rotor of the third motor 15 is coaxially connected with a cam 151, please refer to Figure 5 The outer part of the connecting rod 19 is sleeved with a spring 20 between the side plate 17 and the assembling plate 18, the rotation of the cam 151 can be driven by the third motor 15, so as to push the movement of the side plate 17, and the side plate 17 and the first arc-shaped filter screen 11 can be rapidly vibrated up and down under the action of the spring 20, which can not only avoid the blockage in the process of falling material, but also can re-raise the larger particles to participate in crushing.
[0030] The second motor 6 drives the rotation of the gear 5, so that the two groups of crushing teeth 4 rotate to pre-crush the powder material, so that it becomes smaller particles, thereby the speed of the subsequent grinding process can be improved, the crushed particles are more easily ground to the required fineness, the grinding time is reduced, and the size of the crushed water reducing agent powder particles is more uniform, which helps to obtain more consistent fineness distribution in the grinding process, and the rotation of the rotating shaft 7 and the bracket 8 can be driven by the first motor 2, so that the blade 10 and the grinding wheel 9 rotate, so that the crushed powder particles can be finely crushed again, and the powder particles are continuously mechanically extruded and ground by the peripheral grinding wheel 9, thereby the grinding of the water reducing agent powder can be more sufficient through the combined action, so as to improve the product quality.
[0031] It should be noted that in this text, the relationship terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between the entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.
[0032] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.
Claims
1. A powder filtering and grinding device for processing water-reducing agents, characterized in that, include: Grinding cylinder (1), the left end of the grinding cylinder (1) is equipped with a first motor (2) via a bracket, the top of the grinding cylinder (1) is equipped with a crushing box (3) via a bracket, both sides of the inner cavity of the crushing box (3) are fitted with crushing teeth (4) via a rotating shaft, and the left ends of the crushing teeth (4) penetrate through the corresponding positions of the crushing box (3). Gear (5) is coaxially connected to the left end of crushing tooth (4). A second motor (6) is installed on the outer left side of the crushing box (3) via a bracket. The rotor of the first motor (2) passes through the corresponding position inside the grinding cylinder (1). The rotor assembly end of the first motor (2) is coaxially connected to a rotating shaft (7). The bracket (8) is circumferentially connected to both sides of the outer side of the rotating shaft (7). Grinding wheels (9) are installed on the inner side of the bracket (8). Blades (10) are coaxially sleeved on the outer side of the rotating shaft (7). A first arc-shaped filter screen (11) is inserted into the lower part of the inner cavity of the crushing box (3). A second arc-shaped filter screen (12) is installed at the middle position of the bottom of the grinding cylinder (1).
2. The powder filtering and grinding device for water-reducing agent processing according to claim 1, characterized in that: The gears (5) mesh with each other, the inner cavity of the crushing box (3) is connected to the inner cavity of the grinding cylinder (1), and the lower part of the crushing box (3) is funnel-shaped.
3. The powder filtering and grinding device for water-reducing agent processing according to claim 1, characterized in that: The number of the bracket (8) and the grinding wheel (9) is 3-6 sets, and the outer surface of the grinding wheel (9) and the inner wall of the grinding cylinder (1) are both frosted.
4. The powder filtering and grinding device for water-reducing agent processing according to claim 1, characterized in that: The crushing box (3) has grooves (16) on both the front and rear sides. The first arc-shaped filter screen (11) is connected to baffles (13) at the corresponding positions of the grooves (16) on both the front and rear sides. Side plates (17) are inserted inside the grooves (16), and the inner sides of the side plates (17) are connected to the corresponding positions of the baffles (13).
5. The powder filtering and grinding device for water-reducing agent processing according to claim 4, characterized in that: Assembly plates (18) are installed on both the front and rear sides of the crushing box (3) at the position above the slide (16). Connecting rods (19) are inserted on both the left and right sides inside the assembly plate (18). The bottom end of the connecting rods (19) is connected to the corresponding position on the upper surface of the side plate (17).
6. The powder filtering and grinding device for water-reducing agent processing according to claim 5, characterized in that: The lower front and rear sides of the crushing box (3) are connected to mounting platforms (14), and the top of the mounting platforms (14) is equipped with a third motor (15). The rotors of the third motors (15) are coaxially connected to cams (151). The outer side of the connecting rod (19) is fitted with springs (20) between the side plate (17) and the assembly plate (18).