Drying device for producing ultra-diluted concrete water reducing agent
By designing a drying device including a drying box, a circulating conveying drying mechanism and a stirring disturbing mechanism, the problem of uneven heat received by the ultra-diluted concrete water reducing agent during the drying process is solved, and a more efficient drying effect and convenient discharge process are achieved.
Patent Information
- Application Number
- CN202421624920.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-10
- Publication Date
- 2025-06-03
- Estimated Expiration
- 2034-07-10
AI Technical Summary
Ultra-diluted concrete water reducing agent is prone to uneven heat during the drying process, resulting in poor drying effect and efficiency, and it is difficult to achieve circulating flow and stirring disturbance.
A drying device including a drying box, a circulating conveying drying mechanism and a stirring disturbing mechanism is designed. There are heating plates on both sides of the drying box, and a stirring and disturbing mechanism is provided on the top to achieve stirring and disturbing through the agitating shaft and stirring rod; the circulating conveying and drying mechanism realizes the up and down circulation of the concrete water reducing agent through the servo motor and spiral blades.
Through uniform heating and stirring disturbance, the heating uniformity of the concrete water reducing agent is improved, the drying effect and efficiency are enhanced, and the convenient discharge of the concrete water reducing agent is achieved.
Smart Images
Figure CN222938159U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of concrete water reducer production, in particular to a drying device for producing super-diluted concrete water reducer. Background Art
[0002] A water reducer is a concrete admixture that can reduce the mixing water consumption under the condition of basically maintaining the slump of concrete. Most of them belong to anionic surfactants, such as lignosulfonates, naphthalene sulfonate formaldehyde polymers, etc. After the water reducer is added to the concrete mixture, it has a dispersing effect on cement particles, can improve its workability, reduce the unit water consumption, and improve the fluidity of the concrete mixture; or reduce the unit cement consumption and save cement. In the production process of the water reducer, processes such as naphthalene melting, sulfidation, hydrolysis, condensation, neutralization, filtration, drying, and packaging are required.
[0003] However, when drying related super-diluted concrete water reducers, it is inconvenient for the concrete water reducer to circulate and flow, and to stir and disturb the concrete water reducer, resulting in uneven heating of the concrete water reducer, which affects the drying effect and efficiency. Therefore, we propose a drying device for producing super-diluted concrete water reducer to solve the above problems. Summary of the Utility Model
[0004] The purpose of the utility model is to solve the above-mentioned disadvantages, and to propose a drying device for producing super-diluted concrete water reducer.
[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:
[0006] A drying device for producing super-diluted concrete water reducer, including a drying box used for the production of super-diluted concrete water reducer. One side of the drying box is fixedly connected with a conveying box, and a circulating conveying and drying mechanism is arranged between the conveying box and the drying box. The top of the drying box is fixedly connected with a cover body, and a stirring and disturbing mechanism is arranged between the cover body and the drying box. Heating plates are fixedly connected to both inner walls of the drying box, and three air holes for discharging water vapor are opened at the top of the drying box.
[0007] Preferably, the stirring and disturbing mechanism includes a motor fixedly connected to the top of the cover body, and two stirring shafts rotatably connected to the inner wall of the top and the inner wall of the bottom of the drying box. A driving shaft is fixedly connected to the output shaft of the motor, a driving gear is fixedly sleeved on the outside of the driving shaft, driven gears are fixedly connected to the tops of the two stirring shafts, the driving gear meshes with the two driven gears, and a plurality of stirring rods are fixedly connected to the outside of the stirring shaft.
[0008] Preferably, the stirring rods on the left stirring shaft and the stirring rods on the right stirring shaft are arranged alternately up and down.
[0009] Preferably, the bottom end of the driving shaft is rotatably connected to the top of the drying box.
[0010] Preferably, the driving gear and the two driven gears are both located inside the cover.
[0011] Preferably, the circulating conveying and drying mechanism includes a servo motor fixedly connected to the top of the conveying box. A rotating shaft is fixedly connected to the output shaft of the servo motor. A spiral blade is fixedly sleeved on the outer side of the rotating shaft. The bottom of one side of the conveying box and the drying box close to each other are fixedly communicated with the same discharge pipe. The top of one side of the conveying box and the drying box close to each other are fixedly communicated with the same return pipe. An electromagnetic valve is arranged on the return pipe.
[0012] Preferably, a discharge pipe is fixedly communicated with one side of the conveying box away from the drying box. A control valve is arranged on the discharge pipe.
[0013] Preferably, a feed hopper is fixedly communicated with the top of the drying box. A cover plate is threadedly sleeved on the outer side of the feed hopper.
[0014] In the present utility model, for the drying device for producing super-diluted concrete water reducer, the drying box can be heated through the heating plate, and then the concrete water reducer can be heated and dried. The rotation of the driving shaft and the driving gear is driven by the motor. The driving gear drives the synchronous rotation of the two driven gears and the stirring shaft. The stirring shaft drives the rotation of a plurality of stirring rods. Since the stirring rods on the left stirring shaft and the stirring rods on the right stirring shaft are arranged crosswise, the concrete water reducer can be stirred and disturbed evenly and comprehensively, so that the concrete water reducer is heated more evenly, improving the drying effect and efficiency. At the same time, the electromagnetic valve and the servo motor are opened. The output shaft of the servo motor drives the rotation of the rotating shaft and the spiral blade, and then the concrete water reducer at the bottom of the drying box can be conveyed upward into the return pipe and finally discharged into the drying box again, so that the concrete water reducer in the drying box can flow up and down in a cycle, further improving the evenness and comprehensiveness of the heating and drying of the concrete water reducer, and thus greatly improving the drying effect and efficiency.
[0015] In the utility model, a drying device for producing ultra-diluted concrete water reducing agent is described. After complete drying, the solenoid valve and the heating plate are closed, the control valve, the servo motor and the electric motor are opened, and the fluidity of the concrete water reducing agent is ensured under the toggling of the stirring rod, so that the concrete water reducing agent can flow along the inner wall of the bottom of the drying box to the conveying box, and then the servo motor drives the rotation of the spiral blade to convey the concrete water reducing agent to the discharge pipe for discharge, so that the discharge of the concrete water reducing agent is more convenient and smooth.
[0016] The utility model has a reasonable structural design. Through the stirring of the stirring rods on the two stirring shafts and the conveying and lifting of the spiral blades, the concrete water reducing agent can be stirred while the concrete water reducing agent is allowed to circulate up and down, which greatly improves the uniformity and comprehensiveness of the heating of the concrete water reducing agent, thereby improving the drying effect and efficiency, making the use effect better. At the same time, after the drying is completed, it is convenient to discharge the dried concrete water reducing agent. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 This is a structural schematic diagram of a drying device for producing ultra-diluted concrete water reducing agent proposed by the utility model;
[0018] Figure 2 A cross-sectional view of a drying device for producing an ultra-diluted concrete water reducing agent proposed by the utility model;
[0019] Figure 3 A three-dimensional diagram of a stirring disturbance mechanism of a drying device for producing an ultra-diluted concrete water reducing agent proposed by the utility model;
[0020] Figure 4 for Figure 2 Schematic diagram of the structure of part A.
[0021] In the figure: 1. drying box; 2. cover body; 3. motor; 4. feed hopper; 5. air outlet; 6. conveying box; 7. servo motor; 8. discharge pipe; 9. control valve; 10. drive shaft; 11. drive gear; 12. stirring shaft; 13. driven gear; 14. stirring rod; 15. discharge pipe; 16. heating plate; 17. rotating shaft; 18. spiral blade; 19. reflux pipe; 20. solenoid valve; 21. cover plate. DETAILED DESCRIPTION
[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.
[0023] Reference Figures 1-4, a drying device for producing super-diluted concrete water reducer, including a drying box 1 used for drying the super-diluted concrete water reducer. A conveying box 6 is fixedly connected to one side of the drying box 1. A circulating conveying and drying mechanism is arranged between the conveying box 6 and the drying box 1. A cover body 2 is fixedly connected to the top of the drying box 1. A stirring and disturbing mechanism is arranged between the cover body 2 and the drying box 1. Heating plates 16 are fixedly connected to the inner walls on both sides of the drying box 1. Three air vents 5 for discharging water vapor are opened on the top of the drying box 1.
[0024] Specifically, the stirring and disturbing mechanism includes a motor 3 fixedly connected to the top of the cover body 2, and two stirring shafts 12 rotatably connected to the inner wall of the top and the inner wall of the bottom of the drying box 1. A driving shaft 10 is fixedly connected to the output shaft of the motor 3. A driving gear 11 is fixedly sleeved on the outside of the driving shaft 10. Driven gears 13 are fixedly connected to the tops of the two stirring shafts 12. The driving gear 11 meshes with the two driven gears 13. A plurality of stirring rods 14 are fixedly connected to the outside of the stirring shafts 12. The stirring rods 14 on the left stirring shaft 12 and the stirring rods 14 on the right stirring shaft 12 are arranged alternately up and down. Through the heating plates 16, the drying box 1 can be heated, and then the concrete water reducer can be heated and dried. The rotation of the driving shaft 10 and the driving gear 11 is driven by the motor 3. The driving gear 11 drives the synchronous rotation of the two driven gears 13 and the stirring shafts 12. The stirring shafts 12 drive the rotation of a plurality of stirring rods 14. Since the stirring rods 14 on the left stirring shaft 12 and the stirring rods 14 on the right stirring shaft 12 are arranged crosswise, the concrete water reducer can be stirred and disturbed evenly and comprehensively, making the concrete water reducer receive heat more evenly and improving the drying effect and efficiency.
[0025] Specifically, the bottom end of the driving shaft 10 is rotatably connected to the top of the drying box 1, which can support the driving shaft 10 and make its rotation more stable.
[0026] Specifically, the driving gear 11 and the two driven gears 13 are both located inside the cover body 2, which is beneficial to protecting the driving gear 11 and the two driven gears 13.
[0027] Specifically, the circulating conveyor drying mechanism includes a servo motor 7 fixedly connected to the top of the conveyor box 6. A rotating shaft 17 is fixedly connected to the output shaft of the servo motor 7. A spiral blade 18 is fixedly sleeved on the outer side of the rotating shaft 17. The bottom of the side of the conveyor box 6 close to the drying box 1 is fixedly communicated with the same discharge pipe 15. The top of the side of the conveyor box 6 close to the drying box 1 is fixedly communicated with the same return pipe 19. A solenoid valve 20 is arranged on the return pipe 19. During the drying process, the solenoid valve 20 and the servo motor 7 are turned on. The output shaft of the servo motor 7 drives the rotation of the rotating shaft 17 and the spiral blade 18, and then the concrete water reducer at the bottom of the drying box 1 can be conveyed upward and lifted into the return pipe 19, and finally discharged into the drying box 1 again, so that the concrete water reducer in the drying box 1 can flow up and down in a cycle, further improving the uniformity and comprehensiveness of the heat drying of the concrete water reducer, and thus greatly improving the drying effect and efficiency.
[0028] Specifically, a discharge pipe 8 is fixedly communicated with the side of the conveyor box 6 away from the drying box 1. A control valve 9 is arranged on the discharge pipe 8, which is conducive to discharging the dried concrete water reducer.
[0029] Specifically, a feed hopper 4 is fixedly communicated with the top of the drying box 1. A cover plate 21 is threadedly sleeved on the outer side of the feed hopper 4, which is convenient for feeding the drying box 1.
[0030] In the utility model, when working, the ultra-diluted concrete water-reducing agent to be dried is poured from the feed hopper 4 into the drying box 1, and the cover plate 21 is buckled. The drying box 1 can be heated by the heating plate 16, and then the concrete water-reducing agent can be heated and dried. The motor 3 drives the rotation of the driving shaft 10 and the driving gear 11, and the driving gear 11 drives the synchronous rotation of the two driven gears 13 and the stirring shaft 12. The stirring shaft 12 drives the rotation of multiple stirring rods 14. Because the stirring rods 14 on the left stirring shaft 12 and the stirring rods 14 on the right stirring shaft 12 are cross-arranged, the concrete water-reducing agent can be stirred and disturbed uniformly and comprehensively, so that the concrete water-reducing agent is heated more uniformly, and the drying effect and efficiency are improved. At the same time, the solenoid valve 20 and the servo motor 7 are opened, and the output shaft of the servo motor 7 drives The rotation of the rotating shaft 17 and the spiral blade 18 can transport and lift the concrete water reducer at the bottom of the drying box 1 upward to the return pipe 19, and finally discharge it into the drying box 1 again, so that the concrete water reducer in the drying box 1 can circulate up and down, further improving the uniformity and comprehensiveness of the heat drying of the concrete water reducer, thereby greatly improving the drying effect and efficiency. After complete drying, the solenoid valve 20 and the heating plate 16 are closed, the control valve 9, the servo motor 7 and the motor 3 are opened, and the fluidity of the concrete water reducer is guaranteed under the toggle of the stirring rod 14, so that the concrete water reducer can flow along the inner wall of the bottom of the drying box 1 to the conveying box 6, and then the servo motor 7 drives the rotation of the spiral blade 18 to transport the concrete water reducer to the discharge pipe 8 for discharge, making the discharge of the concrete water reducer more convenient and smooth.
Claims
1. A drying device for producing ultra-diluted concrete water reducing agent, characterized in that: The invention comprises a drying box (1) for producing ultra-diluted concrete water reducing agent, wherein a conveying box (6) is fixedly connected to one side of the drying box (1), a circulating conveying and drying mechanism is arranged between the conveying box (6) and the drying box (1), a cover body (2) is fixedly connected to the top of the drying box (1), a stirring and disturbing mechanism is arranged between the cover body (2) and the drying box (1), heating plates (16) are fixedly connected to the inner walls on both sides of the drying box (1), and three air outlets (5) for discharging water vapor are arranged on the top of the drying box (1).
2. A drying device for producing ultra-diluted concrete water reducing agent according to claim 1, characterized in that: The stirring disturbance mechanism comprises a motor (3) fixedly connected to the top of the cover body (2), and two stirring shafts (12) rotatably connected to the top inner wall and the bottom inner wall of the drying box (1), a driving shaft (10) being fixedly connected to the output shaft of the motor (3), a driving gear (11) being fixedly sleeved on the outer side of the driving shaft (10), the top ends of the two stirring shafts (12) being fixedly connected to driven gears (13), the driving gear (11) being meshed with the two driven gears (13), and a plurality of stirring rods (14) being fixedly connected to the outer side of the stirring shaft (12).
3. A drying device for producing ultra-diluted concrete water reducing agent according to claim 2, characterized in that: The stirring rod (14) on the stirring shaft (12) on the left side and the stirring rod (14) on the stirring shaft (12) on the right side are arranged alternately up and down.
4. The drying device for producing ultra-diluted concrete water reducing agent according to claim 2, characterized in that: The bottom end of the driving shaft (10) is rotatably connected to the top of the drying box (1).
5. The drying device for producing ultra-diluted concrete water reducing agent according to claim 2, characterized in that: The driving gear (11) and the two driven gears (13) are both located inside the cover (2).
6. The drying device for producing ultra-diluted concrete water reducing agent according to claim 1, characterized in that: The circulating conveying and drying mechanism comprises a servo motor (7) fixedly connected to the top of the conveying box (6); a rotating shaft (17) is fixedly connected to the output shaft of the servo motor (7); a spiral blade (18) is fixedly sleeved on the outer side of the rotating shaft (17); a discharge pipe (15) is fixedly connected to the bottom of a side where the conveying box (6) and the drying box (1) are close to each other; a return pipe (19) is fixedly connected to the top of a side where the conveying box (6) and the drying box (1) are close to each other; and a solenoid valve (20) is arranged on the return pipe (19).
7. A drying device for producing ultra-diluted concrete water reducing agent according to claim 1, characterized in that: A discharge pipe (8) is fixedly connected to the side of the conveying box (6) away from the drying box (1), and a control valve (9) is provided on the discharge pipe (8).
8. The drying device for producing ultra-diluted concrete water reducing agent according to claim 1, characterized in that: The top of the drying box (1) is fixedly connected to a feed hopper (4), and a cover plate (21) is threadedly sleeved on the outer side of the feed hopper (4).