Pumping device for reaction preparation of sodium methacrylate

Abstract

The utility model is applicable to the related technical field of sodium methacrylate, and provides a pumping device for reaction preparation of sodium methacrylate, which comprises a reaction cylinder, discharge pipes are respectively communicated with the periphery of the bottom of the reaction cylinder, valves are mounted on the four discharge pipes, a stirring component is arranged in the reaction cylinder, and the bottom of the reaction cylinder is provided with a water inlet. A pumping assembly is arranged at the upper end of the reaction cylinder; the pumping assembly comprises a first motor arranged in the middle of the top of the reaction cylinder, the output end of the first motor penetrates into the top of the reaction cylinder and is fixedly connected with a fixing disc, through the pumping assembly, multiple raw materials can be conveniently added, and meanwhile, during feeding, the first motor drives the fixing disc to rotate, so that uniform feeding and spraying are facilitated; by arranging the stirring assembly, stirring and mixing are facilitated, and meanwhile by arranging the scraping rod, the inner wall of the reaction cylinder can be scraped conveniently.

Description

Technical Field

[0001] The utility model belongs to the technical field related to sodium methacrylate, and in particular relates to a pumping device prepared by reaction of sodium methacrylate. Background Art

[0002] Sodium methacrylate, also known as sodium methacrylate. It is soluble in water, the solution is clear and transparent, and needs to be kept away from light and sealed in a cool and dry place. It is irritating and should be avoided from direct contact. It is a chemical intermediate, often used as a dispersant, and can also be used as an auxiliary material for coatings. Sodium methacrylate is polymerized to form sodium polyacrylate, which is a type of polyanion polymer dielectric. It is an important chemical product with a wide range of uses that has been developed in modern times. It is widely used in food, feed, textile, papermaking, water treatment, petrochemical, agriculture, forestry, horticulture, physiology and hygiene, and other fields.

[0003] The utility model with the cited application number CN202321652069.3 discloses a mixing kettle for producing methyl methacrylate inhibitor, including a base, a mixing kettle, a stirring mechanism and a transport pipe. A support column is fixedly connected to the lower end of the base, and four support columns are provided. A mounting groove is provided at the upper end of the base, and the mixing kettle is inserted into the mounting groove. The hollow interior of the mixing kettle is set as a stirring chamber. The stirring mechanism is connected to the mixing kettle, and the transport pipe is connected to the lower end of the mixing kettle. Advantages of the utility model: A stirring mechanism is provided in the embodiment of the utility model. When the stirring mechanism stirs the mixed materials, one end of the stirring member is attached to the inner wall of the mixing kettle. The stirring member can hang up the materials attached to the inner wall of the mixing kettle to avoid material waste, and at the same time avoid equipment damage caused by material condensation on the inner wall of the mixing kettle, and the utility model is highly practical.

[0004] The above prior art also has the following disadvantages:

[0005] In the prior art, only one raw material can be added at a time through a feed pipe, and the addition efficiency and uniformity are not high. Utility Model Content

[0006] The utility model provides a pumping device for preparing sodium methacrylate by reaction, aiming to solve the problem in the prior art that only one raw material can be added dropwise at a time through a feeding pipe, and the dropping efficiency and uniformity are not high.

[0007] The utility model is implemented as follows: a pumping device for the reaction preparation of sodium methacrylate comprises: a reaction cylinder, the bottom of the reaction cylinder is respectively connected with discharge pipes, valves are installed on the four discharge pipes, a stirring assembly is arranged inside the reaction cylinder, and a pumping assembly is arranged on the upper end of the reaction cylinder; the pumping assembly comprises a first motor arranged in the middle of the top of the reaction cylinder, the output end of the first motor penetrates into the top of the reaction cylinder and is fixedly connected with a fixed disk; a circular material discharge connecting groove is provided at the upper end of the fixed disk, guide slide grooves are respectively provided on both sides of the interior of the fixed disk, and the two guide slide grooves are respectively connected with the two side walls of the circular material discharge connecting groove.

[0008] Preferably, the pumping assembly also includes a spray pump arranged on the top of the reaction cylinder; a suction end on one side of the spray pump is respectively connected to a plurality of feed pipes, and a solenoid valve is installed on each of the feed pipes; a discharge end of the spray pump is connected to a discharge pipe, and an extended end of the discharge pipe passes through the circular discharge connecting groove and is connected to the interior of the fixed plate.

[0009] Preferably, the pumping assembly further comprises sealing rubber sliders respectively fixedly connected to the lower ends of both sides of the discharge pipe, and the two sealing rubber sliders are respectively slidably connected to the two guide grooves.

[0010] Preferably, the bottom of the fixed plate is connected to a plurality of nozzles.

[0011] Preferably, the stirring assembly includes a second motor arranged in the middle of the bottom of the reaction tube, the output end of the second motor passes through the bottom of the reaction tube and is fixedly connected to a turntable, the four sides of the turntable are respectively fixedly connected with scraper rods, the four scraper rods are all L-shaped, and the four scraper rods are all in contact with the inner wall of the reaction tube.

[0012] Preferably, the stirring assembly also includes a main rod fixedly connected to the upper end of the turntable, the extended end of the main rod is connected to the middle of the bottom of the fixed plate through a bearing, and a plurality of stirring rods are fixedly connected to the main rod in sequence from top to bottom.

[0013] Compared with the prior art, the embodiments of the present application have the following beneficial effects:

[0014] The pumping component makes it easy to add multiple raw materials. When adding materials, the first motor drives the fixed disk to rotate, so as to facilitate uniform spraying of the added materials. The stirring component is provided to facilitate stirring and mixing. The scraper rod is provided to facilitate scraping the inner wall of the reaction cylinder. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the top view of the circular material feeding connecting groove of the utility model;

[0017] Figure 3 This utility model Figure 1 The enlarged structural diagram at A in the middle;

[0018] Figure 4 This utility model Figure 3 The enlarged structural diagram at B in the middle;

[0019] In the figure: 1. reaction cylinder; 2. stirring assembly; 3. pumping assembly; 4. discharge pipe; 5. valve; 6. first motor; 7. fixed plate; 8. nozzle; 9. spray pump; 10. feed pipe; 11. solenoid valve; 12. circular discharge connecting groove; 13. guide slide; 14. discharge pipe; 15. sealing rubber slider; 17. second motor; 18. turntable; 19. main rod; 20. stirring rod; 21. scraper rod. DETAILED DESCRIPTION

[0020] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by technicians in the technical field of this application; the terms used in the specification of the application herein are only for the purpose of describing specific embodiments and are not intended to limit this application; the terms "including" and "having" and any variations thereof in the specification and claims of this application and the above-mentioned drawings are intended to cover non-exclusive inclusions. The terms "first", "second", etc. in the specification and claims of this application or the above-mentioned drawings are used to distinguish different objects, not to describe a specific order.

[0021] Reference to "embodiments" herein means that a particular feature, structure, or characteristic described in conjunction with the embodiments may be included in at least one embodiment of the present application. The appearance of the phrase in various locations in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment that is mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.

[0022] The utility model embodiment provides a pumping device for preparing sodium methacrylate by reaction, such as Figure 1-4As shown, it includes: a reaction cylinder 1, the bottom of the reaction cylinder 1 is connected with discharge pipes 4 on all sides, valves 5 are installed on the four discharge pipes 4, a stirring component 2 is arranged inside the reaction cylinder 1, and a pumping component 3 is arranged on the upper end of the reaction cylinder 1; the pumping component 3 includes a first motor 6 arranged in the middle of the top of the reaction cylinder 1, and the output end of the first motor 6 penetrates into the top of the reaction cylinder 1 and is fixedly connected with a fixed disk 7; a circular discharge connecting groove 12 is opened at the upper end of the fixed disk 7, and guide grooves 13 are opened on both sides of the interior of the fixed disk 7, and the two guide grooves 13 are respectively connected with the two side walls of the circular discharge connecting groove 12.

[0023] It should be noted that, since the prior art can only drip one raw material at a time through the feed pipe 10, the dripping efficiency and uniformity are not high. The present solution uses a pumping component 3 to facilitate the addition of multiple raw materials. At the same time, when adding materials, the fixed disk 7 is driven to rotate by the first motor 6, so as to facilitate uniform feeding and spraying. By setting up a stirring component 2, stirring and mixing are facilitated. At the same time, by setting up a scraper rod 21, the inner wall of the reaction cylinder 1 is scraped.

[0024] In a further preferred embodiment of the present invention, Figure 1-3 As shown, the pumping assembly 3 also includes a spray pump 9 arranged on the top of the reaction cylinder 1; one side suction end of the spray pump 9 is connected to a plurality of feed pipes 10, and a solenoid valve 11 is installed on each of the feed pipes 10; the discharge end of the spray pump 9 is connected to a discharge pipe 14, and the extended end of the discharge pipe 14 passes through the circular discharge connecting groove 12 and is connected to the inside of the fixed plate 7.

[0025] In this embodiment, a plurality of feeding pipes 10 are provided to facilitate the addition of multiple materials.

[0026] In a further preferred embodiment of the present invention, Figure 1-4 As shown, the pumping assembly 3 also includes sealing rubber sliders 15 fixedly connected to the lower ends of both sides of the discharge pipe 14, and the two sealing rubber sliders 15 are slidably connected to the two guide grooves 13 respectively.

[0027] In this embodiment, when adding materials, the connection section between the discharge pipe 14 and the circular material discharge connecting groove 12 can be sealed to prevent material overflow.

[0028] In a further preferred embodiment of the present invention, Figure 1-3 As shown, the bottom of the fixed plate 7 is connected to a plurality of nozzles 8.

[0029] In this embodiment, spraying and adding of materials is convenient.

[0030] In a further preferred embodiment of the present invention, Figure 1As shown, the stirring assembly 2 includes a second motor 17 arranged in the middle of the bottom of the reaction tube 1. The output end of the second motor 17 passes through the bottom of the reaction tube 1 and is fixedly connected to a turntable 18. The four scraping rods 21 are fixedly connected to the four sides of the turntable 18. The four scraping rods 21 are all L-shaped and are in contact with the inner wall of the reaction tube 1.

[0031] In this embodiment, by starting the second motor 17 , the scraper rod 21 is driven to scrape the inner wall of the reaction tube 1 .

[0032] In a further preferred embodiment of the present invention, Figure 1 As shown, the stirring assembly 2 also includes a main rod 19 fixedly connected to the upper end of the turntable 18, the extended end of the main rod 19 is connected to the middle of the bottom of the fixed disk 7 through a bearing, and a plurality of stirring rods 20 are fixedly connected to the main rod 19 in sequence from top to bottom.

[0033] In this embodiment, the stirring rod 20 is provided to facilitate stirring reaction of the internal materials.

[0034] It should be noted that, for the above-mentioned embodiments, for the sake of simplicity, they are all described as a series of action combinations, but those skilled in the art should know that the utility model is not limited by the described action sequence, because according to the utility model, some steps may be performed in other sequences or simultaneously. Secondly, those skilled in the art should also know that the embodiments described in the specification are all preferred embodiments, and the actions and modules involved are not necessarily required by the utility model.

[0035] In the several embodiments provided in the present application, it should be understood that the disclosed devices can be implemented in other ways. For example, the device embodiments described above are merely schematic, such as the division of the above-mentioned units. There may be other division methods in actual implementation, such as multiple units or components can be combined or integrated into another system, or some features can be ignored or not executed. Another point is that the mutual coupling or communication connection shown or discussed can be through some interfaces, and the indirect coupling or communication connection between devices or units can be in the form of telecommunication or other forms.

[0036] The units described above as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place or distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.

[0037] The above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit the protection scope of the utility model. Obviously, the described embodiments are only some embodiments of the utility model, rather than all embodiments. Based on these embodiments, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model. Although the utility model has been described in detail with reference to the above embodiments, ordinary technicians in this field can still combine, add, delete or make other adjustments to the features in the various embodiments of the utility model according to the circumstances without conflict, without making creative work, so as to obtain different other technical solutions that do not deviate from the concept of the utility model in essence, and these technical solutions also belong to the scope of protection of the utility model.

Claims

1. A pumping device for preparing sodium methacrylate by reaction, characterized in that: include: A reaction cylinder (1), wherein the bottom of the reaction cylinder (1) is connected to discharge pipes (4) on all sides, and valves (5) are installed on the four discharge pipes (4). A stirring assembly (2) is arranged inside the reaction cylinder (1), and a pumping assembly (3) is arranged at the upper end of the reaction cylinder (1); The pumping assembly (3) comprises a first motor (6) arranged in the middle of the top of the reaction cylinder (1), and the output end of the first motor (6) penetrates into the top of the reaction cylinder (1) and is fixedly connected to a fixing plate (7); A circular material discharge connecting groove (12) is provided at the upper end of the fixed plate (7), and guide grooves (13) are respectively provided on both sides of the interior of the fixed plate (7), and the two guide grooves (13) are respectively connected to the two side walls of the circular material discharge connecting groove (12).

2. A pumping device for preparing sodium methacrylate by reaction according to claim 1, characterized in that: The pumping assembly (3) further comprises a spray pump (9) arranged on the top of the reaction cylinder (1); One side suction end of the spray pump (9) is connected to a plurality of feed pipes (10), and a solenoid valve (11) is installed on each of the feed pipes (10); The discharge end of the spray pump (9) is connected to a discharge pipe (14), and the extended end of the discharge pipe (14) passes through the circular discharge connecting groove (12) and is connected to the interior of the fixed plate (7).

3. A pumping device for preparing sodium methacrylate by reaction as claimed in claim 2, characterized in that: The pumping assembly (3) further comprises sealing rubber sliders (15) respectively fixedly connected to the lower ends of both sides of the discharge pipe (14); the two sealing rubber sliders (15) are respectively slidably connected to the two guide grooves (13).

4. A pumping device for preparing sodium methacrylate by reaction as claimed in claim 3, characterized in that: The bottom of the fixed plate (7) is connected to a plurality of spray heads (8).

5. A pumping device for preparing sodium methacrylate by reaction according to claim 1, characterized in that: The stirring assembly (2) comprises a second motor (17) arranged in the middle of the bottom of the reaction cylinder (1); the output end of the second motor (17) passes through the bottom of the reaction cylinder (1) and is fixedly connected to a rotating disk (18); the rotating disk (18) is fixedly connected to scraper rods (21) on all four sides; the four scraper rods (21) are all L-shaped, and the four scraper rods (21) are in contact with the inner wall of the reaction cylinder (1).

6. A pumping device for preparing sodium methacrylate by reaction as claimed in claim 5, characterized in that: The stirring assembly (2) also includes a main rod (19) fixedly connected to the upper end of the rotating disk (18), an extended end of the main rod (19) and the middle of the bottom of the fixed disk (7) are connected via a bearing, and a plurality of stirring rods (20) are fixedly connected to the main rod (19) in sequence from top to bottom.

Images