CN219730859U - Reaction device for reducing fatty acid content of waste grease - Google Patents

Abstract

The utility model belongs to the field of waste grease, in particular to a reaction device for reducing fatty acid content of waste grease, which aims at the problems that the existing extraction path is short, the reaction process of extraction is insufficient, no external force is involved, the contact between an extractant and the waste grease is less, and the extraction is insufficient.

Description

Reaction device for reducing fatty acid content of waste grease

Technical Field

The utility model relates to the technical field of waste grease, in particular to a reaction device for reducing fatty acid content of waste grease.

Background

Swill oil is finished oil which is processed and refined from swill (swill, leftovers, etc.) and swill oil collected from hotels and restaurants, is removed from odor and flows to the edible oil market. The swill oil contains aflatoxin, benzopyrene, arsenic, lead and other toxins, and the hazard is great. Huang Fahei is color, taste and smell. For swill oil, the swill oil can be processed into biodiesel or fatty acid in the prior art, so that the swill oil can be utilized by waste, and simultaneously is energy-saving and environment-friendly.

The utility model with the publication number of CN105001983B relates to a method for reducing the acid value of waste grease by extraction and esterification, which comprises the following steps: (1) Feeding the waste oil raw material from the middle part of an extraction esterification tower, feeding extracting agent methanol from the lower part of the extraction esterification tower, and carrying out countercurrent contact in a continuous extraction tower to extract free fatty acid in the waste oil raw material; (2) And (3) filling a solid acid catalyst in the upper part of the extraction tower, carrying out esterification reaction on methanol containing free fatty acid and the free fatty acid extracted in the step (1) and the solid acid catalyst, respectively distilling deacidified products and esterified products to remove the methanol after stable feeding and discharging of the extraction esterification tower, measuring the acid value respectively, and finally removing the free fatty acid in the waste grease. The method has simple process flow and strong operability, can efficiently extract and remove the free acid in the waste grease, and simultaneously converts the free acid fatty acid into fatty acid methyl ester, thereby greatly reducing the recovery amount of the solvent, shortening the process flow and reducing the energy consumption.

When the method for reducing the fatty acid content in the waste grease is used, the following defects still exist:

1. the extraction path is short, so that the reaction process of extraction is insufficient;

2. the external force is not involved, the contact between the extractant and the waste grease is less, and the extraction is insufficient;

in order to solve the problems, the utility model provides a reaction device for reducing the fatty acid content of waste grease.

Disclosure of Invention

The utility model provides a reaction device for reducing fatty acid content of waste grease, which solves the defects of insufficient extraction reaction process, no external force intervention, less contact of extractant and waste grease and insufficient extraction in the prior art.

The utility model provides the following technical scheme:

the reaction device for reducing the fatty acid content of the waste grease comprises a reaction box, wherein a first discharging pipe is arranged at the top of the reaction box, a second discharging pipe is arranged at the bottom of the reaction box, a first feeding pipe and a second feeding pipe are arranged on one side of the reaction box, the first feeding pipe is positioned above the second feeding pipe, a plurality of baffles are arranged in the reaction box, a plurality of pushing rods penetrate through one side of the reaction box in a sliding manner, and an auxiliary assembly for improving extraction efficiency is arranged at one end of each pushing rod;

one side fixedly connected with U template of reaction box, one side of U template is provided with the drive assembly who is used for driving a plurality of catch bars lateral shifting.

In one possible design, the auxiliary assembly comprises a sliding plate fixedly connected to one end of the pushing rod, a plurality of fixing plates are fixedly connected between the baffles, a plurality of screw rods penetrate through internal threads of the fixing plates, one end of each screw rod rotates to penetrate through the sliding plate, and a plurality of stirring blades are fixedly sleeved on the outer wall of each screw rod.

In one possible design, the driving assembly comprises a mounting plate fixedly connected to one side of the U-shaped plate, a servo motor is fixedly connected to one side of the mounting plate, and an output shaft of the servo motor rotates to penetrate through the mounting plate and is fixedly connected with a half gear.

In one possible design, the driving assembly further comprises a rectangular hole formed in the U-shaped plate, a rack is slidably penetrated in the rectangular hole, a limiting plate is fixedly connected to the top of the rack, one side of the limiting plate is fixedly connected with the same spring with one side of the U-shaped plate, and the rack is meshed with the half gear.

In one possible design, the U-shaped plate is connected with the same connecting plate in a sliding manner, one side of the connecting plate is fixedly connected with one ends of the pushing rods, and the other side of the connecting plate is fixedly connected with one end of the rack.

In one possible design, the baffle is internally provided with a plurality of communication holes which are staggered.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the utility model as claimed.

In the utility model, waste oil with an acid value of 80mgKOH/g is fed by the first feeding pipe, extracting agent methanol is fed by the second feeding pipe, and a plurality of baffles are arranged in a staggered way, so that the path length of extraction can be increased, and the extraction efficiency is further improved;

according to the utility model, the servo motor is started at the same time, the output shaft of the servo motor drives the half gear to rotate, the half gear drives the rack to transversely move, the rack drives the limiting plate to transversely move and squeeze the spring, the rack drives the pushing rod to transversely move, the pushing rod drives the sliding plate to transversely move, the sliding plate drives the screw rod to transversely move, and the screw thread of the screw rod is loose and is convenient to push;

according to the utility model, the screw rod rotates while transversely moving in the fixed plate, the screw rod drives the stirring blade to rotate, the rotation of the stirring blade can improve the extraction efficiency again, and after the material inlet and outlet of the extraction esterification tower are stable, the esterification reaction product is taken out from the first discharge pipe;

according to the utility model, through the staggered arrangement of the plurality of baffles, the path length of extraction can be increased, the extraction efficiency is further improved, meanwhile, the servo motor can be started, the rack can be driven to reciprocate in the horizontal direction, the plurality of sliding plates are continuously driven to transversely move, the plurality of stirring blades can be driven to rotate at last, the extraction efficiency is further improved, and the use is convenient.

Drawings

FIG. 1 is a schematic three-dimensional structure of a reaction device for reducing fatty acid content of waste grease provided by the embodiment of the utility model;

FIG. 2 is a schematic diagram of a three-dimensional cross-sectional structure of a reaction device for reducing fatty acid content of waste grease according to an embodiment of the present utility model;

FIG. 3 is a schematic structural view of a U-shaped plate and a baffle plate in a reaction device for reducing fatty acid content of waste grease provided by the embodiment of the utility model;

FIG. 4 is a schematic structural diagram of a servo motor in a reaction device for reducing fatty acid content of waste grease provided by the embodiment of the utility model;

fig. 5 is a schematic structural diagram of a fixed plate and a sliding plate in a reaction device for reducing fatty acid content by using waste grease according to an embodiment of the present utility model.

Reference numerals:

1. a reaction box; 2. a first discharge pipe; 3. a first feed tube; 4. a rack; 5. a servo motor; 6. a U-shaped plate; 7. a second feed tube; 8. a push rod; 9. a second discharge pipe; 10. a baffle; 11. stirring the leaves; 12. a connecting plate; 13. a sliding plate; 14. a screw rod; 15. a fixing plate; 16. a communication hole; 17. a spring; 18. a half gear; 19. a mounting plate; 20. a rectangular hole; 21. and a limiting plate.

Detailed Description

Embodiments of the present utility model will be described below with reference to the accompanying drawings in the embodiments of the present utility model.

In describing embodiments of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "coupled" and "mounted" should be interpreted broadly, and for example, "coupled" may or may not be detachably coupled; may be directly connected or indirectly connected through an intermediate medium. In addition, "communication" may be direct communication or may be indirect communication through an intermediary. Wherein, "fixed" means that the relative positional relationship is not changed after being connected to each other. References to orientation terms, such as "inner", "outer", "top", "bottom", etc., in the embodiments of the present utility model are merely to refer to the orientation of the drawings and, therefore, the use of orientation terms is intended to better and more clearly illustrate and understand the embodiments of the present utility model, rather than to indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the embodiments of the present utility model.

In embodiments of the present utility model, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature.

In the embodiment of the present utility model, "and/or" is merely an association relationship describing an association object, and indicates that three relationships may exist, for example, a and/or B may indicate: a exists alone, A and B exist together, and B exists alone. In addition, the character "/" herein generally indicates that the front and rear associated objects are an "or" relationship.

Reference in the specification to "one embodiment" or "some embodiments" or the like means that a particular feature, structure, or characteristic described in connection with the embodiment is included in one or more embodiments of the utility model. Thus, appearances of the phrases "in one embodiment," "in some embodiments," "in other embodiments," and the like in the specification are not necessarily all referring to the same embodiment, but mean "one or more but not all embodiments" unless expressly specified otherwise. The terms "comprising," "including," "having," and variations thereof mean "including but not limited to," unless expressly specified otherwise.

Example 1

Referring to fig. 1-5, a reaction device for reducing fatty acid content of waste grease comprises a reaction box 1, wherein a first discharging pipe 2 is arranged at the top of the reaction box 1, a second discharging pipe 9 is arranged at the bottom of the reaction box 1, a first feeding pipe 3 and a second feeding pipe 7 are arranged on one side of the reaction box 1, the first feeding pipe 3 is positioned above the second feeding pipe 7, a plurality of baffles 10 are arranged in the reaction box 1, a plurality of pushing rods 8 are penetrated on one side of the reaction box 1 in a sliding manner, and an auxiliary component for improving extraction efficiency is arranged at one end of each pushing rod 8;

one side of the reaction box 1 is fixedly connected with a U-shaped plate 6, and one side of the U-shaped plate 6 is provided with a driving component for driving a plurality of pushing rods 8 to transversely move.

Example 2

Referring to fig. 1-5, a reaction device for reducing fatty acid content of waste grease comprises a reaction box 1, a first discharging pipe 2 is arranged at the top of the reaction box 1, a second discharging pipe 9 is arranged at the bottom of the reaction box 1, a first feeding pipe 3 and a second feeding pipe 7 are arranged on one side of the reaction box 1, the first feeding pipe 3 is positioned above the second feeding pipe 7, a plurality of baffles 10 are arranged in the reaction box 1, the baffles 10 are arranged in a staggered manner, the path length of extraction can be improved, the extraction efficiency is further improved, a plurality of pushing rods 8 are penetrated through one side of the reaction box 1 in a sliding manner, an auxiliary component for improving the extraction efficiency is arranged at one end of each pushing rod 8, a sliding plate 13 is fixedly connected at one end of each pushing rod 8, a fixed plate 15 is fixedly connected between the baffles 10, a plurality of screw rods 14 penetrate through internal threads of the fixed plate 15 in a threaded connection mode, such as a dragonfly threaded connection mode is adopted, so long as moving rotation can be realized, the inclination of a thread groove of the screw rods is not particularly limited, the screw rods can be set according to the requirement of self rotation frequency, one end of each screw rod 14 is penetrated through the sliding plate 13, and a plurality of screw rod outer walls 11 are fixedly sleeved by the sliding plates 14; simultaneously, the servo motor 5 is started, the output shaft of the servo motor 5 drives the half gear 18 to rotate, the half gear 18 drives the rack 4 to transversely move, the rack 4 drives the limiting plate 21 to transversely move and squeeze the spring 17, the rack 4 drives the push rod 8 to transversely move, the push rod 8 drives the sliding plate 13 to transversely move, the sliding plate 13 drives the screw rod 14 to transversely move, threads of the screw rod 14 are loose, and pushing is facilitated.

One side fixedly connected with U template 6 of reaction box 1, one side of U template 6 is provided with the actuating assembly who is used for driving a plurality of catch bars 8 lateral shifting, actuating assembly includes mounting panel 19 of fixed connection in U template 6 one side, one side fixedly connected with servo motor 5 of mounting panel 19, servo motor 5's output shaft rotates runs through mounting panel 19 and fixedly connected with half gear 18, actuating assembly is still including seting up at the inside rectangular hole 20 of U template 6, the inside slip in rectangular hole 20 runs through there is rack 4, the top fixedly connected with limiting plate 21 of rack 4, fixedly connected with same spring 17 between one side of limiting plate 21 and one side of U template 6, rack 4 meshes with half gear 18 mutually.

The screw rod 14 rotates while transversely moving in the fixed plate 15, the screw rod 14 drives the stirring blade 11 to rotate, the rotation of the stirring blade 11 can improve the extraction efficiency again, and after the material inlet and outlet of the extraction esterification tower are stable, the esterification reaction product is taken out from the first discharge pipe 2;

the inside sliding connection of U template 6 has same connecting plate 12, and one side of connecting plate 12 and the one end fixed connection of a plurality of catch bars 8, the opposite side of connecting plate 12 and the one end fixed connection of rack 4, and the intercommunicating pore 16 has been seted up to the inside of baffle 10, and a plurality of intercommunicating pores 16 are in the staggered arrangement.

However, as well known to those skilled in the art, the working principle and the wiring method of the servo motor 5 are common, which are all common means or common general knowledge, and are not described herein in detail, and any choice can be made by those skilled in the art according to the needs or convenience thereof.

The working principle and the using flow of the technical scheme are as follows:

when the esterification reaction kettle is used, waste grease with an acid value of 80mgKOH/g is fed by the first feeding pipe 3, extractant methanol is fed by the second feeding pipe 7, the staggered arrangement of the baffles 10 can improve the path length of extraction and further improve the extraction efficiency, meanwhile, the servo motor 5 is started, the output shaft of the servo motor 5 drives the half gear 18 to rotate, the half gear 18 drives the rack 4 to transversely move, the rack 4 drives the limiting plate 21 to transversely move and squeeze the spring 17, the rack 4 drives the pushing rod 8 to transversely move, the pushing rod 8 drives the sliding plate 13 to transversely move, the sliding plate 13 drives the screw rod 14 to transversely move, the screw threads of the screw rod 14 are loose and are convenient to push, the screw rod 14 transversely moves and rotates at the same time in the fixed plate 15, the screw rod 14 drives the stirring blade 11 to rotate, the rotation of the stirring blade 11 can improve the extraction efficiency again, and after the feeding and discharging of the esterification reaction kettle are stable, the product after the esterification reaction is taken out from the first discharging pipe 2.

The present utility model is not limited to the above embodiments, and any person skilled in the art can easily think about the changes or substitutions within the technical scope of the present utility model, and the changes or substitutions are intended to be covered by the scope of the present utility model; embodiments of the utility model and features of the embodiments may be combined with each other without conflict. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims (6)

1. A reaction device for reducing fatty acid content of waste grease, which is characterized by comprising:

the reaction tank comprises a reaction tank body (1), wherein a first discharging pipe (2) is arranged at the top of the reaction tank body (1), a second discharging pipe (9) is arranged at the bottom of the reaction tank body (1), a first feeding pipe (3) and a second feeding pipe (7) are arranged on one side of the reaction tank body (1), the first feeding pipe (3) is located above the second feeding pipe (7), a plurality of baffles (10) are arranged in the reaction tank body (1), a plurality of pushing rods (8) penetrate through one side of the reaction tank body (1) in a sliding mode, and an auxiliary assembly for improving extraction efficiency is arranged at one end of each pushing rod (8);

one side fixedly connected with U template (6) of reaction box (1), one side of U template (6) is provided with the drive assembly who is used for driving a plurality of catch bars (8) lateral shifting.

2. The reaction device for reducing fatty acid content of waste grease according to claim 1, wherein the auxiliary assembly comprises a sliding plate (13) fixedly connected to one end of a pushing rod (8), a plurality of baffle plates (10) are fixedly connected with a fixing plate (15), a plurality of screw rods (14) penetrate through internal threads of the fixing plate (15), one end of each screw rod (14) penetrates through the sliding plate (13) in a rotating mode, and a plurality of stirring blades (11) are fixedly sleeved on the outer wall of each screw rod (14).

3. The reaction device for reducing fatty acid content of waste grease according to claim 1, wherein the driving assembly comprises a mounting plate (19) fixedly connected to one side of the U-shaped plate (6), one side of the mounting plate (19) is fixedly connected with a servo motor (5), and an output shaft of the servo motor (5) rotates to penetrate through the mounting plate (19) and is fixedly connected with a half gear (18).

4. The reaction device for reducing fatty acid content of waste grease according to claim 1, wherein the driving assembly further comprises a rectangular hole (20) formed in the U-shaped plate (6), a rack (4) is slidably penetrated in the rectangular hole (20), a limiting plate (21) is fixedly connected to the top of the rack (4), one side of the limiting plate (21) and one side of the U-shaped plate (6) are fixedly connected with the same spring (17), and the rack (4) is meshed with the half gear (18).

5. The reaction device for reducing fatty acid content of waste grease according to claim 1, wherein the same connecting plate (12) is slidably connected in the U-shaped plate (6), one side of the connecting plate (12) is fixedly connected with one ends of a plurality of pushing rods (8), and the other side of the connecting plate (12) is fixedly connected with one end of a rack (4).

6. The reaction device for reducing fatty acid content of waste grease according to claim 1, wherein the baffle (10) is internally provided with communication holes (16), and a plurality of communication holes (16) are arranged in a staggered manner.