Mixing tank for preparing red base DB-70
By introducing partitions, electric magnetic suction valves and double-spiral belt impellers into the mixing tank, the problems of low stirring efficiency and slow hot gas emissions in existing equipment are solved, and efficient liquid and powder mixing and hot gas emissions are achieved, which improves the Production efficiency.
Patent Information
- Application Number
- CN202421139257.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-23
- Publication Date
- 2025-01-10
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
The existing mixing equipment has low stirring efficiency and average mixing effect during the stirring process, with more raw materials remaining, and the hot gas generated by the reaction between liquid and powder is slow to discharge, which affects production efficiency.
A red-based DB-70 preparation mixing tank is designed, including a partition on the inner wall of the tank body, an electric magnetic suction valve, a second drive motor and a double-helix belt impeller, through these components, the efficient stirring and filtration of liquids and powders. , ensure hot gas emissions and improve stirring efficiency.
Through the design of secondary stirring and filter mesh, the mixing tank significantly improves the mixing efficiency of liquid and powder, reduces raw material residues, ensures effective discharge of hot gas, and improves overall production efficiency.
Smart Images
Figure CN222324984U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of mixing tanks, in particular to a mixing tank for preparing red base DB-70. Background Art
[0002] p-Aminobenzamide (also known as red base DB-70) is an important fine chemical intermediate and is widely used in the dye industry. An important process route for the industrial synthesis of p-aminobenzamide is: using p-nitrobenzoic acid as a raw material, sequentially undergoing chlorination reaction, condensation reaction, and reduction reaction to prepare p-aminobenzamide. In the process of preparing p-aminobenzamide, p-nitrobenzamide, a catalyst and a solvent are added to a reaction vessel, stirring is started, and hydrazine hydrate with a concentration of 50wt% to 90wt% is added dropwise at a temperature of 0 to 100°C. The reaction lasts for 1 to 20 hours, and then filtered to remove the catalyst, the filtrate is cooled and crystallized, filtered, the filter cake is dried, p-aminobenzamide, and the filtrate is recycled for the next batch of reactions, wherein the molar ratio of p-nitrobenzamide to hydrazine hydrate is 1:1 to 10; the catalyst is ferric hydroxide or a material with ferric hydroxide attached thereto, and the mass of ferric hydroxide added is 0.01% to 4% of the mass of p-nitrobenzamide; the solvent is water, alcohol, or a mixture of the two.
[0003] The effect of mixing processing and mixing efficiency will directly determine the overall production efficiency of the enterprise. At present, ordinary mixing equipment has low mixing efficiency, general mixing effect, and more raw material residues during the mixing process. During the mixing process, the liquid and powder produce chemical reactions, generate a certain amount of heat, and the gas discharge is slow. Utility Model Content
[0004] The purpose of the utility model is to provide a red base DB-70 preparation mixing tank to solve the problems raised in the above background technology.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a red base DB-70 preparation mixing tank, comprising a tank body, a partition is fixedly installed on the inner wall of the tank body, an electric magnetic valve is arranged on the inner wall of the partition, a support plate is arranged on one side of the tank body, a second drive motor is arranged on the upper end of the support plate, a second rotating shaft is fixedly connected to the output end of the second drive motor, and a double helical belt impeller is arranged on the outer wall of the second rotating shaft.
[0006] Preferably, a driving motor is fixedly mounted on the upper end of the tank body, an output end of the first driving motor is fixedly connected to a first rotating shaft, and an outer wall of the first rotating shaft is provided with stirring blades.
[0007] Preferably, a filter is fixedly installed on the inner wall of the tank body, and an air relief valve is fixedly installed on the upper end of the conveying tank body. By setting the filter, the stirred solution is filtered, and by setting the air relief valve on the upper end of the tank body, the hot air generated by stirring inside the tank body is discharged, preventing the hot air inside the tank body from being unable to be discharged.
[0008] Preferably, a sealing cover and a feeding tube are provided at the upper end of the tank body, a feeding tube is provided inside the sealing cover, and a tube cover is threadedly connected to the upper end of the feeding tube. By providing the sealing cover, the feeding tube is sealed and covered to prevent dust from falling into the tank body and causing quality problems. By providing the feeding tube, other solvents and liquids are added into the tank body, and by providing the tube cover, the feeding tube is covered to prevent dust from falling into the tank body.
[0009] Preferably, a discharge pipe is provided at the lower end of the tank body, and a manual valve is provided on the outer wall of the discharge pipe. The stirred liquid is discharged from the tank body through the discharge pipe, and the discharge of the liquid inside the tank body is controlled by providing a manual valve.
[0010] Preferably, four supporting legs are welded to the lower end of the tank body, and the four supporting legs are arranged in a circular array at the lower end of the tank body. Universal wheels are provided at the lower ends of the supporting legs. The tank body is supported by the supporting legs, and the overall body can be moved by the universal wheels, which facilitates the staff to move the overall body.
[0011] Beneficial Effects
[0012] The utility model provides a red base DB-70 preparation mixing tank, which has the following beneficial effects:
[0013] 1. The red base DB-70 preparation mixing tank is provided with a support plate and a second drive motor on one side of the tank body, and the stirring device is driven to rotate by the rotation of the second drive motor. A partition, an electric magnetic valve, a second rotating shaft and a double helical belt impeller are provided inside the tank body, and the unstirred liquid and powder are isolated by the partition and the electric magnetic valve, and the stirred liquid and powder are transported to the lower end for secondary stirring by controlling the electric magnetic valve.
[0014] 2. The red base DB-70 is used to prepare a mixing tank. A first driving motor is arranged at the upper end of the tank body to drive the stirring device to rotate. A first rotating shaft and stirring blades are arranged inside the tank body to stir the transported liquid and powder, so that the liquid and powder are fully blended together. A magnetic suction valve is arranged at the upper end of the tank body to discharge the hot air from the tank body. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;
[0016] Figure 2 This is a left-side structural schematic diagram of the utility model;
[0017] Figure 3 This is a schematic diagram of the front section structure of the utility model;
[0018] Figure 4 It is a schematic diagram of the structure of the utility model from top view.
[0019] In the figure: 1. tank body; 2. first drive motor; 3. first rotating shaft; 4. stirring blade; 5. partition; 6. electric magnetic valve; 7. support plate; 8. second drive motor; 9. second rotating shaft; 10. double helical belt impeller; 11. filter screen; 12. air relief valve; 13. sealing cover; 14. feeding pipe; 15. discharging pipe; 16. manual valve; 17. supporting leg; 18. universal wheel. DETAILED DESCRIPTION
[0020] 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.
[0021] See also Figure 1-4 The utility model provides a technical solution: a red base DB-70 preparation mixing tank, comprising a tank body 1, a partition 5 is fixedly installed on the inner wall of the tank body 1, an electric magnetic valve 6 is arranged on the inner wall of the partition 5, a support plate 7 is arranged on one side of the tank body 1, a second drive motor 8 is arranged on the upper end of the support plate 7, a second rotating shaft 9 is fixedly connected to the output end of the second drive motor 8, and a double helical belt impeller 10 is arranged on the outer wall of the second rotating shaft 9.
[0022] A discharge pipe 15 is provided at the lower end of the tank body 1, and a manual valve 16 is provided on the outer wall of the discharge pipe 15. Four support legs 17 are welded to the lower end of the tank body 1. The four support legs 17 are arranged in a circular array at the lower end of the tank body 1, and a universal wheel 18 is provided at the lower end of the support legs 17.
[0023] The red base DB-70 preparation mixing tank is provided with a support plate 7 and a second drive motor 8 on one side of a tank body 1, and the second drive motor 8 is used to rotate and drive a stirring device to rotate; a partition plate 5, an electric magnetic valve 6, a second rotating shaft 9 and a double helical belt impeller 10 are provided inside the tank body 1, and unstirred liquid and powder are isolated by the partition plate 5 and the electric magnetic valve 6; the stirred liquid and powder are transported to the lower end for secondary stirring by controlling the electric magnetic valve 6; a discharge pipe 15 is provided at the lower end of the tank body 1, and the stirred liquid is discharged from the tank body 1 through the discharge pipe 15; a manual valve 16 is provided to control the discharge of the liquid inside the tank body 1; a support leg 17 is provided at the lower end of the tank body 1 to support the tank body 1; and the whole is moved by a universal wheel 18, so that it is convenient for staff to move the whole.
[0024] A driving motor is fixedly installed on the upper end of the tank body 1, and the output end of the first driving motor 2 is fixedly connected to the first rotating shaft 3. The outer wall of the first rotating shaft 3 is provided with a stirring blade 4, and a filter screen 11 is fixedly installed on the inner wall of the tank body 1. A relief valve 12 is fixedly installed on the upper end of the conveying tank body 1, and a sealing cover 13 and a feeding pipe 14 are provided on the upper end of the tank body 1. A feeding pipe is provided inside the sealing cover 13, and a pipe cap is threadedly connected to the upper end of the feeding pipe 14.
[0025] The red base DB-70 preparation mixing tank is provided with a first driving motor 2 at the upper end of a tank body 1 to drive a stirring device to rotate, a first rotating shaft 3 and a stirring blade 4 are provided inside the tank body 1 to stir the transported liquid and powder, and the liquid and powder are fully blended together, a filter screen 11 is provided inside the tank body 1 to filter the stirred solution, an air release valve 12 is provided at the upper end of the tank body 1 to discharge the hot air generated by the stirring inside the tank body 1 to prevent the hot air inside the tank body 1 from not being discharged, a sealing cap 13, a feeding pipe, a feeding pipe 14 and a pipe cover are provided at the upper end of the tank body 1, raw materials are poured into the tank body 1 through the feeding pipe, the sealing cap 13 is provided to seal the feeding pipe 13 to prevent dust from falling into the tank body 1 and causing quality problems, other solvents and liquids are added into the tank body 1 by providing a feeding pipe 14, and the feeding pipe 14 is covered by providing a pipe cover to prevent dust from falling into the tank body 1.
[0026] Working principle: when working, the whole is electrically connected to the external power supply, raw materials are added to the feeding tube 14 by opening the sealing cover 13, liquid and solvent are added to the feeding tube 14 by opening the tube cover, the first driving motor 2 rotates to drive the first rotating shaft 3 to rotate, the first rotating shaft 3 rotates to drive the stirring blade 4 to rotate, the powder and liquid inside the tank body 1 are stirred, the liquid and powder are fully blended together, the liquid and powder that have not been stirred are isolated by the partition plate 5 and the electric magnetic suction valve 6, the stirred liquid and powder are transported to the lower end by controlling the electric magnetic suction valve 6 for secondary stirring, the support plate 7 is set, the second driving motor 8 is fixed to the upper end of the support plate 7, and the second driving motor 8 is driven by the second driving motor 8 to rotate. The rotation of the machine 8 drives the second rotating shaft 9, and the rotation of the second rotating shaft 9 drives the double-helix belt impeller 10 to rotate, so as to perform secondary stirring on the liquid and the powder. By setting a filter screen 11, the stirred solution is filtered, and the stirred liquid is discharged from the tank body 1 through a discharge pipe 15. By setting a manual valve 16, the discharge of the liquid inside the tank body 1 is controlled. By setting a manual valve 16, the discharge of the liquid inside the tank body 1 is controlled. By setting an air release valve 12, the hot air generated by the stirring inside the tank body 1 is discharged to prevent the hot air inside the tank body 1 from not being discharged. By setting a supporting leg 17 at the lower end of the tank body 1, the tank body 1 is supported, and the whole is moved by a universal wheel 18, so that the staff can move the whole body conveniently.
[0027] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A red base DB-70 preparation mixing tank, comprising a tank body (1), characterized in that: A partition (5) is fixedly mounted on the inner wall of the tank body (1), an electric magnetic valve (6) is arranged on the inner wall of the partition (5), a support plate (7) is arranged on one side of the tank body (1), a second drive motor (8) is arranged at the upper end of the support plate (7), a second rotating shaft (9) is fixedly connected to the output end of the second drive motor (8), and a double helical belt impeller (10) is arranged on the outer wall of the second rotating shaft (9).
2. A red base DB-70 preparation mixing tank according to claim 1, characterized in that: A first drive motor (2) is fixedly mounted on the upper end of the tank body (1); an output end of the first drive motor (2) is fixedly connected to a first rotating shaft (3); and a stirring blade (4) is provided on the outer wall of the first rotating shaft (3).
3. A red base DB-70 preparation mixing tank according to claim 1, characterized in that: A filter screen (11) is fixedly mounted on the inner wall of the tank body (1), and a gas relief valve (12) is fixedly mounted on the upper end of the transport tank body (1).
4. A red base DB-70 preparation mixing tank according to claim 1, characterized in that: The upper end of the tank body (1) is provided with a sealing cover (13) and a feeding pipe (14), a feeding pipe is provided inside the sealing cover (13), and a pipe cap is threadedly connected to the upper end of the feeding pipe (14).
5. A red base DB-70 preparation mixing tank according to claim 1, characterized in that: A discharge pipe (15) is provided at the lower end of the tank body (1), and a manual valve (16) is provided on the outer wall of the discharge pipe (15).
6. A red base DB-70 preparation mixing tank according to claim 1, characterized in that: Four supporting legs (17) are welded to the lower end of the tank body (1), and the four supporting legs (17) are arranged in a circular array at the lower end of the tank body (1), and universal wheels (18) are provided at the lower ends of the supporting legs (17).