CN219744809U

CN219744809U - Efficient mixing device for phosphite antioxidant production

Info

Publication number: CN219744809U
Application number: CN202320979975.8U
Authority: CN
Inventors: 卓其聪; 王林冲; 谢颖仪; 杨德兵; 陈永怀; 农林
Original assignee: NANXIONG ZHIYI FINE CHEMICAL CO Ltd
Current assignee: NANXIONG ZHIYI FINE CHEMICAL CO Ltd
Priority date: 2023-04-26
Filing date: 2023-04-26
Publication date: 2023-09-26
Anticipated expiration: 2033-04-26

Abstract

The utility model discloses a high-efficiency mixing device for phosphite antioxidant production, and relates to the technical field of phosphite antioxidant production. The utility model comprises a kettle body for mixing materials and a top cover for sealing the top end of the kettle body; the feeding pipe and the discharging pipe are respectively arranged at the top and the bottom of the kettle body and used for feeding and discharging materials; the stirring mechanism is arranged in the kettle body and is used for mixing and stirring materials; and the circulating reflux mechanism is connected between the discharging pipe and the top cover and is used for circulating flow of materials. According to the utility model, in the stirring process, the circulating pump is utilized to circularly pump the raw materials in the kettle body, and the spraying pipe is utilized to spray the raw materials in a diffusion way to the periphery, so that the raw material backflow area is enlarged, the subsequent mixing uniformity is further improved, the mixing effect is further improved, and the production quality of products is improved.

Description

Efficient mixing device for phosphite antioxidant production

Technical Field

The utility model belongs to the technical field of phosphite antioxidant production, and particularly relates to a high-efficiency mixing device for phosphite antioxidant production.

Background

Phosphite antioxidant is one of antioxidants, and generates stable inactive products by decomposing peroxide generated in the oxidation process, so that the oxidation process of high polymer materials is delayed, and the service life of the products is prolonged. Phosphite antioxidants can be synthesized using high molecular weight alcohols and phenolic materials such as: cardanol, dodecylphenol, nonylphenol, polyether polyol, polyester polyol and the like have the characteristic of large viscosity, the defect of poor stirring miscibility exists in a common paddle stirring reaction kettle, materials are often mixed in the same stirring paddle layer, and the mixing process of mixing and overturning upper and lower materials is lacking, so that the mixing is uneven, the production quality of products is influenced, and therefore, the efficient mixing device for producing phosphite antioxidant is provided for solving the problems.

Disclosure of Invention

In view of the above, the utility model provides a high-efficiency mixing device for producing phosphite antioxidant by pump forced circulation up-down turning under vacuum reaction condition in order to solve the problems of poor stirring and mixing performance, uneven mixing and low product quality existing in a common paddle stirring reaction kettle.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

an efficient mixing device for phosphite antioxidant production, comprising:

a kettle body for mixing materials and a top cover for sealing the top end of the kettle body;

the feeding pipe and the discharging pipe are respectively arranged at the top and the bottom of the kettle body and used for feeding and discharging materials;

the stirring mechanism is arranged in the kettle body and is used for mixing and stirring materials;

and the circulating reflux mechanism is connected between the discharging pipe and the top cover and is used for circulating flow of materials.

Optionally, rabbling mechanism includes installing support and (mixing) shaft, and installing support fixed connection is at the top outer wall of top cap, and the top fixedly connected with gear motor of installing support, gear motor's output shaft fixedly connected with transmission shaft, the bottom of transmission shaft extend to the cauldron internal and through shaft coupling and (mixing) shaft fixed connection, and the outer wall of (mixing) shaft is equipped with a plurality of stirring leaves.

Optionally, circulation reflux mechanism includes circulating pump and shower, and the shower is fixed through connection with the top of top cap, and the feed end of circulating pump is connected with the discharging pipe through the conveying pipeline, and the discharge end of circulating pump has the three-way valve through the pipe connection, and two discharge ends of three-way valve are connected with back flow and row material pipe respectively, and the other end of back flow and the top fixed intercommunication of shower.

Optionally, the circulating pump adopts a leakage-free high-temperature magnetic pump.

Optionally, a plurality of first discharge holes have evenly been seted up to the lateral wall of shower, and the bottom of shower is equipped with the end cap that is used for the shutoff, and the second discharge hole has been seted up at the top of end cap.

Optionally, the first discharging hole is obliquely arranged at 120 degrees along the axial direction of the spray pipe.

Optionally, the bottom fixedly connected with solid fixed ring of end cap, gu fixed ring's outer wall symmetry fixedly connected with two locating levers, the bottom symmetry fixedly connected with two arc pieces of shower, two arc piece one side all has seted up with locating lever joint complex location slotted hole.

The embodiment of the utility model has the following beneficial effects:

according to the utility model, in the stirring process, the circulating pump is utilized to circularly pump the raw materials in the kettle body, and the spraying pipe is utilized to spray the raw materials in a diffusion way to the periphery, so that the raw material backflow area is enlarged, the subsequent mixing uniformity is further improved, the mixing effect is further improved, and the production quality of products is improved.

Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a front cross-sectional view of an overall structure of a first embodiment of the present utility model;

FIG. 2 is a front cross-sectional view of a partial structure of a shower pipe according to a first embodiment of the present utility model;

FIG. 3 is a bottom view of the overall structure of a shower pipe according to a first embodiment of the present utility model;

fig. 4 is a perspective view showing the overall structure of a shower pipe according to the first embodiment of the present utility model.

In the figure: 1. a kettle body; 2. a top cover; 3. a mounting bracket; 4. a speed reducing motor; 5. a transmission shaft; 6. a feed pipe; 7. a discharge pipe; 8. a circulation pump; 9. a coupling; 10. a stirring shaft; 11. stirring the leaves; 12. a material conveying pipe; 13. a three-way valve; 14. a return pipe; 15. a shower pipe; 16. a discharge pipe; 17. a first discharge hole; 18. a plug; 19. a second discharge hole; 20. a fixing ring; 21. a positioning rod; 22. an arc-shaped block; 23. positioning the slot.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "open," "upper," "middle," "length," "inner," and the like indicate an orientation or a positional relationship, and are merely for convenience of describing the present utility model and simplifying the description, but do not indicate or imply that the components or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In order to keep the following description of the embodiments of the present utility model clear and concise, the detailed description of known functions and known components thereof have been omitted.

Example 1

Referring to fig. 1, in this embodiment, a high-efficiency mixing device for producing phosphite antioxidant is provided, which comprises a kettle body 1, a top cover 2, a feed pipe 6 and a discharge pipe 7; the kettle body 1 is used for mixing materials, the top cover 2 is used for sealing the top end of the kettle body 1 and is connected with the kettle body 1, and the feed pipe 6 and the discharge pipe 7 are respectively arranged at the top and the bottom of the kettle body 1 and used for feeding and discharging materials.

The utility model can be used for production and mixing of phosphite antioxidants, related products in other fields, or similar other products, and can be used for production and mixing of phosphite antioxidants by adopting the equipment as long as the device can be suitable for the high-efficiency mixing device provided by the utility model.

As shown in fig. 1, the mixing device also comprises a stirring mechanism arranged in the kettle body 1 and used for mixing and stirring materials; the stirring mechanism comprises a mounting bracket 3 and a stirring shaft 10, wherein the mounting bracket 3 is fixedly connected to the top outer wall of a top cover 2, a speed reducing motor 4 is fixedly connected to the top of the mounting bracket 3, a transmission shaft 5 is fixedly connected to an output shaft of the speed reducing motor 4, the bottom end of the transmission shaft 5 extends into a kettle body 1 and is fixedly connected with the stirring shaft 10 through a coupling 9, and a plurality of stirring blades 11 are arranged on the outer wall of the stirring shaft 10. The speed reducing motor 4 is started to drive the transmission shaft 5 to rotate, the stirring shaft 10 can be driven to rotate through the coupler 9, and then the stirring blades 11 are driven to rotate so as to realize mixing and stirring of materials.

Example two

Improvement on the basis of the first embodiment: as shown in fig. 1, the mixing device also comprises a circulating reflux mechanism connected between the discharging pipe 7 and the top cover 2 and used for circulating the materials; the circulating reflux mechanism comprises a circulating pump 8 and a spray pipe 15, wherein the circulating pump 8 adopts a high-temperature magnetic pump without leakage, the spray pipe 15 is fixedly connected with the top of the top cover 2 in a penetrating manner, the feeding end of the circulating pump 8 is connected with the discharging pipe 7 through a conveying pipe 12, the discharging end of the circulating pump 8 is connected with a three-way valve 13 through a pipeline, two discharging ends of the three-way valve 13 are respectively connected with a reflux pipe 14 and a discharging pipe 16, and the other end of the reflux pipe 14 is fixedly communicated with the top end of the spray pipe 15. The three-way valve 13 is regulated to enable the material conveying pipe 12 to be communicated with the return pipe 14, at the moment, the circulating pump 8 is started to convey the materials in the kettle body 1 to the spray pipe 15 through the discharge pipe 7, and finally the materials are returned to the kettle body 1 from the spray pipe 15, so that the effect of circulating the materials is realized, and the uniformity of mixing is improved; when the three-way valve 13 is regulated to enable the material conveying pipe 12 to be communicated with the material discharging pipe 16, the circulating pump 8 is started at the moment to discharge materials out of the kettle body 1.

Example III

Improvement on the basis of the first embodiment: as shown in fig. 2 and 4, the side wall of the spray pipe 15 is uniformly provided with a plurality of first discharge holes 17, the bottom end of the spray pipe 15 is provided with a plug 18 for plugging, and the top of the plug 18 is provided with a second discharge hole 19. The bottom end of the spray pipe 15 is plugged by the plug 18, so that the reflowed materials can be sprayed out from the first discharging hole 17 to the outer periphery, the reflow diffusion area is improved, and the subsequent mixing effect is further improved; through the second discharge opening 19, the material can be prevented from finally accumulating at the bottom end of the shower pipe 15.

In one aspect of this embodiment, as shown in fig. 2, the first tap hole 17 is disposed at an inclination of 120 degrees in the axial direction of the shower pipe 15. Through the first discharging pipe 17 that the slope set up, can improve the smoothness nature that the material sprayed, reduce the material flow resistance.

Example IV

Improvement on the basis of the first embodiment: as shown in fig. 2-4, the bottom of the plug 18 is fixedly connected with a fixing ring 20, the outer wall of the fixing ring 20 is symmetrically and fixedly connected with two positioning rods 21, the bottom end of the spray pipe 15 is symmetrically and fixedly connected with two arc-shaped blocks 22, and one side of each arc-shaped block 22 is provided with a positioning slot 23 which is in clamping fit with the positioning rod 21. The plug 18 is clamped at the bottom end of the spray pipe 15 by taking the fixing ring 20, then the positioning rod 21 is oppositely rotated to position the slotted hole 23, and the fixing ring 20 is rotated to rotate the positioning rod 21 into the slotted hole 23, so that the positioning clamping effect on the plug 18 is realized.

The technical scheme of the utility model comprises the following use flows and working principles:

firstly, various raw materials for producing phosphite antioxidant are put into a kettle body 1 from a feed pipe 6, then a gear motor 4 is started to drive a transmission shaft 5 to rotate, and meanwhile, a stirring shaft 10 is driven to rotate through a coupler 9, so that stirring blades 11 are driven to rotate, and mixing and stirring of the raw materials are realized. In the stirring process of materials, the three-way valve 13 is firstly regulated to enable the material conveying pipe 12 to be communicated with the return pipe 14, then the circulating pump 8 is opened, at the moment, the materials in the kettle body 1 can enter the spray pipe 15 through the discharge pipe 7, then are ejected from the plurality of first discharge holes 17 and return to the kettle body 1, and a large-scale diffusion ejection is formed, so that the subsequent mixing effect is improved, and the mixing uniformity is greatly improved; through rotating the fixed ring 20, the positioning rod 21 is matched with the positioning slot 23, so that the plug 18 can be quickly disassembled and assembled, and the later disassembly, replacement and cleaning are convenient.

However, as well known to those skilled in the art, the operation principle and wiring method of the gear motor 4, the circulation pump 8 and the three-way valve 13 are common, which are all conventional means or common knowledge, and are not described herein in detail, and any choice can be made by those skilled in the art according to their needs or convenience.

It should be noted that in the description of the present specification, descriptions such as "first", "second", etc. are merely for distinguishing features, and not in an actual order or sense of orientation, and the present utility model is not limited thereto.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims

1. The utility model provides a phosphite antioxidant production high-efficient mixing arrangement which characterized in that includes:

a kettle body (1) for mixing materials and a top cover (2) for closing the top end of the kettle body (1);

the feed pipe (6) and the discharge pipe (7) are respectively arranged at the top and the bottom of the kettle body (1) and used for feeding and discharging materials;

the stirring mechanism is arranged in the kettle body (1) and is used for mixing and stirring materials;

the circulating reflux mechanism is connected between the discharging pipe (7) and the top cover (2) and is used for circulating flow of materials.

2. The efficient mixing device for phosphite antioxidant production as claimed in claim 1, wherein the stirring mechanism comprises a mounting bracket (3) and a stirring shaft (10), the mounting bracket (3) is fixedly connected to the top outer wall of the top cover (2), the top of the mounting bracket (3) is fixedly connected with a gear motor (4), an output shaft of the gear motor (4) is fixedly connected with a transmission shaft (5), the bottom end of the transmission shaft (5) extends into the kettle body (1) and is fixedly connected with the stirring shaft (10) through a coupling (9), and a plurality of stirring blades (11) are arranged on the outer wall of the stirring shaft (10).

3. The efficient mixing device for phosphite antioxidant production according to claim 1, wherein the circulating reflux mechanism comprises a circulating pump (8) and a spray pipe (15), the spray pipe (15) is fixedly connected with the top of the top cover (2) in a penetrating manner, the feeding end of the circulating pump (8) is connected with the discharging pipe (7) through a conveying pipe (12), the discharging end of the circulating pump (8) is connected with a three-way valve (13) through a pipeline, two discharging ends of the three-way valve (13) are respectively connected with a reflux pipe (14) and a discharging pipe (16), and the other end of the reflux pipe (14) is fixedly communicated with the top end of the spray pipe (15).

4. A phosphite antioxidant production efficient mixing apparatus as described in claim 3, wherein the circulation pump (8) is a leak-free high temperature magnetic pump.

5. A phosphite antioxidant production efficient mixing device as claimed in claim 3, wherein the side wall of the spray pipe (15) is uniformly provided with a plurality of first discharge holes (17), the bottom end of the spray pipe (15) is provided with a plug (18) for plugging, and the top of the plug (18) is provided with a second discharge hole (19).

6. The efficient mixing device for phosphite antioxidant production as claimed in claim 5, wherein the first discharge hole (17) is obliquely arranged at 120 degrees along the axial direction of the spray pipe (15).

7. The efficient mixing device for phosphite antioxidant production as claimed in claim 5 or 6, wherein a fixed ring (20) is fixedly connected to the bottom of the plug (18), two positioning rods (21) are symmetrically and fixedly connected to the outer wall of the fixed ring (20), two arc-shaped blocks (22) are symmetrically and fixedly connected to the bottom end of the spray pipe (15), and positioning slots (23) matched with the positioning rods (21) in a clamping manner are formed in one side of each of the two arc-shaped blocks (22).