CN220257975U

CN220257975U - Mixing tank for furfuryl alcohol production

Info

Publication number: CN220257975U
Application number: CN202321794431.0U
Authority: CN
Inventors: 姚卫国; 郗北平; 于敬玲
Original assignee: Shandong Dadi Qiyan Chemical Co ltd
Current assignee: Shandong Dadi Qiyan Chemical Co ltd
Priority date: 2023-07-10
Filing date: 2023-07-10
Publication date: 2023-12-29
Anticipated expiration: 2033-07-10

Abstract

The utility model relates to the technical field of furfuryl alcohol production, and discloses a mixing tank for furfuryl alcohol production, which comprises a tank body, wherein a cavity is formed in the inner wall of the tank body, a first temperature sensor is connected to the bottom of the side surface of a support column, the interior of a stirring column is divided into two identical areas by a partition plate, an infrared sensor is connected to the middle end of the top surface of each area, and a plurality of second motors are connected to the stirring column. This compounding jar for furfuryl alcohol production is through being in the stirring in-process back through at motor two, when puddler first and puddler second inclination direction and rotation direction's tangential direction are the obtuse angle, the liquid mixed catalyst of bottom is along puddler first and puddler second towards jar body middle part motion, when puddler first and puddler second inclination direction and rotation direction's tangential direction are the acute angle, be in jar body middle part liquid mixed catalyst can be along puddler first and puddler second rotation direction removal, upper portion in the jar body can be followed puddler downwardly moving to liquid on upper portion, and then intensive mixing, let the abundant of reaction itself.

Description

Mixing tank for furfuryl alcohol production

Technical Field

The utility model relates to the technical field of furfuryl alcohol production, in particular to a mixing tank for furfuryl alcohol production.

Background

Under the action of a catalyst and a certain temperature, the furfural can react with hydrogen in a hydrogenation device to generate furfuryl alcohol. Before the reaction, the catalyst and the furfuraldehyde are mixed and heated to 100 ℃ in a furfuralcohol mixing tank, and then are injected into a hydrogenation furnace for reaction, so that the reaction effect is ensured.

For example, CN 218166726U in the prior art discloses a mixing tank for furfuryl alcohol production, which comprises a tank body, wherein a feeding funnel, a first circulating pipeline, a first mixing motor and a second circulating pipeline are sequentially arranged at the top of the tank body from left to right; the first mixing motor is vertically downwards arranged at the top of the tank body, the rotor of the first mixing motor is connected with a first rotating rod, and a plurality of first mixing fan blades are arranged on the first rotating rod.

The device is through driving different dwang when two motor barrels and stirring and let inside material compounding even, adopts steam heating on the heating method of the device, because the existence of its vertical and horizontal two stirring methods, can destroy the vertical vortex that rotates and produce, thereby lead to the inside solid catalyst unable rising to liquid upper portion to lead to the condition emergence that reaction efficiency weakens.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a mixing tank for furfuryl alcohol production, which has the advantages of full reaction and the like, and solves the technical problems.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a furfuryl alcohol production is with compounding jar, includes the jar body, jar internal wall has the cavity, and the cavity passes through steam port and outside intercommunication, jar body top surface middle-end fixed mounting has motor one, motor one output and jar internal wall top surface middle-end all are connected with the backup pad, terminal surface edge equidistance between the backup pad is connected with the spliced pole, terminal surface center department is connected with the support column between the backup pad, support column side top is connected with temperature sensor two, support column side bottom is connected with temperature sensor one, divide into two the same regions by the baffle in the spliced pole, and every regional top surface middle-end all is connected with infrared sensor, the spliced pole internal connection has a plurality of motors two, motor two output is connected with the agitating unit who sets up the direction with the backup pad syntropy, motor two are the electricity with temperature sensor one, temperature sensor and infrared sensor, there is corresponding infrared sensor's receiving target at agitating unit top.

As the preferable technical scheme of the utility model, one supporting plate is fixedly arranged at one output end of the motor, the other supporting plate is rotatably connected to the top end of the inner wall of the tank body, and a supporting column is fixedly arranged between the supporting plates.

As the preferable technical scheme of the utility model, the second motor is uniformly distributed and fixedly arranged at the middle ends of different areas inside the stirring column, the stirring device comprises a linkage plate, a first stirring rod and a second stirring rod, the linkage plate is fixedly arranged at the output end of the second motor, one rotation of the second stirring rod is connected to the side surface of the stirring column, and the second stirring rod is rotationally connected to the other side surface of the stirring column.

As the preferable technical scheme of the utility model, the rotation angle of the second motor is not more than 180 degrees, a rotation end of the stirring rod is fixedly connected with the output end of the second motor, the rotation end of the second stirring rod is fixedly connected with the linkage plate, the linkage plate is in a concave shape, and the concave surface is not contacted with the second motor.

As the preferable technical scheme of the utility model, the stirring column is made of heat insulation materials, is detachably connected with the supporting plate, and has no leakage at the connecting point.

As a preferable technical scheme of the utility model, the top surface of the linkage plate is fixedly provided with a receiving target, and the receiving target corresponds to the infrared sensor.

Compared with the prior art, the utility model provides a mixing tank for furfuryl alcohol production, which comprises the following components

The beneficial effects are that:

1. according to the utility model, the temperature of the internal materials is detected through the first temperature sensor and the second temperature sensor in the stirring process, when the internal temperature is higher than the reaction temperature, the feeding end of the steam port is closed, an external heat source does not influence the inside of the tank body, an electric signal is conducted to the second motor, the second motor is started, the second motor is rotated forward by 90 degrees, then rotated reversely by 180 degrees, and rotated forward by 180 degrees again, and the process is repeated, when the inclination angle direction and the tangential direction of the rotation direction form an obtuse angle, the liquid mixed catalyst at the bottom moves towards the middle part of the tank body along the first stirring rod and the second stirring rod, and when the inclination angle direction of the first stirring rod and the second stirring rod and the tangential direction of the rotation direction form an acute angle, the liquid mixed catalyst at the middle part of the tank body moves along the first stirring rod and the second stirring rod, and meanwhile the liquid at the upper part moves downwards along the first stirring rod and the stirring rod, so that the liquid moves to the upper part of the tank body, and is fully mixed, and the reaction is fully carried out.

Drawings

FIG. 1 is a schematic perspective cross-sectional view of the structure of the present utility model;

FIG. 2 is an enlarged schematic view of part of the structure of the present utility model at A in FIG. 1;

FIG. 3 is a schematic diagram of the present utility model in full section;

fig. 4 is a partially enlarged schematic view of the structure of the present utility model at B in fig. 3.

Wherein: 1. a tank body; 2. a steam port; 3. a first motor; 4. a support plate; 5. a support column; 6. a first temperature sensor; 7. a second temperature sensor; 8. a second motor; 9. a linkage plate; 10. a stirring rod I; 11. a stirring rod II; 12. an infrared sensor; 13. receiving a target; 14. stirring column.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-4, a mixing tank for furfuryl alcohol production comprises a tank body 1, a cavity is formed in the inner wall of the tank body 1, the cavity is communicated with the outside through a steam port 2, an adjustable electromagnetic valve is arranged at the steam port 2, a feed port is arranged at the top end of the tank body 1, a discharge port is arranged at the bottom of the tank body, valves are arranged at the feed port and the discharge port, a first motor 3 is fixedly arranged at the middle end of the top surface of the tank body 1, the output end of the first motor 3 and the middle end of the top surface of the inner wall of the tank body 1 are both connected with a supporting plate 4, stirring columns 14 are equidistantly connected at the edges of the end surfaces between the supporting plates 4, a supporting column 5 is connected at the center of the end surfaces between the supporting plates 4, a second temperature sensor 7 is connected to the top surface of the supporting column 5, a first temperature sensor 6 is connected to the bottom of the side surface of the supporting column 5, two identical areas are separated into by a partition plate in the stirring columns 14, an infrared sensor 12 is connected to the middle end of each area, a plurality of motors 8 are connected to the top surfaces of the stirring columns 14, stirring devices in the same direction as the supporting plate 4 are connected to the middle ends of the motors 8, and the stirring devices in the directions of the first motors 8 and the temperature sensor 6, the temperature sensor 7 and the infrared sensor 12 are electrically connected to the infrared sensor 12.

Further, when carrying out compounding processing, add the inside of jar body 1 with furfural and catalyst earlier, later inject into the steam of burning in to jar body 1 cavity through steam port 2 to discharge from another steam port 2 on jar body 1, thereby accomplish the heating to jar body 1, at the in-process of heating, start motor one 3 and drive backup pad 4 and rotate, drive support column 5 synchronous rotation simultaneously, and drive another backup pad 4 synchronous rotation, thereby guarantee that stirring post 14 that its top is connected is stable in the rotation in-process.

Further, the stirring device comprises a linkage plate 9, a stirring rod I10 and a stirring rod II 11, the initial positions of the stirring rod I10 and the stirring rod II 11 are vertical, namely, an infrared sensor 12 corresponds to a receiving target 13, at the moment, when a motor I3 stirs, the stirring rod I10 and the stirring rod II 11 are driven to stir along a tank body 1, meanwhile, the stirring rod I10 and the stirring rod II 11 stir along the tank body 1 to form wide blades, so that the vortex generated by stirring is larger, the heating time is further shortened, in order to ensure the uniformity of the internal temperature of the tank body 1, a temperature sensor I6 and a temperature sensor II 7 are arranged at different heights of the side surfaces of a supporting column 5 (namely, one is positioned at the top of the side surface and the other is positioned at the bottom of the side surface), when the two temperature sensors detect that the temperature is continuously positioned in a reaction temperature range, closing the electromagnetic valve at the steam port 2, transmitting an electric signal to the motor II 8, starting the motor II 8, rotating forward by 90 degrees, rotating backward by 180 degrees, rotating forward by 180 degrees again, and repeatedly, by continuously changing the inclination angles of the stirring rod I10 and the stirring rod II 11 while stirring, when the inclination angle direction forms an obtuse angle with the tangential direction of the rotating direction, the liquid mixed catalyst at the bottom moves towards the middle part of the tank body 1 along the stirring rod I10 and the stirring rod II 11, when the inclination angle direction of the stirring rod I10 and the stirring rod II 11 forms an acute angle with the tangential direction of the rotating direction, the liquid mixed catalyst at the middle part of the tank body 1 moves along the rotating direction of the stirring rod I10 and the stirring rod II 11, and simultaneously, the liquid at the upper part moves downwards along the stirring rod I10 and the stirring rod II 11, so as to move to the upper part of the tank body 1, and then fully mix, the production of reaction byproducts and the progress of the reaction are avoided.

Further, the linkage plate 9 is concave, and the linkage plate 9 does not contact the second motor 8 during rotation.

Further, the linkage plate 9 is driven to synchronously rotate when the motor II 8 rotates, so that the stirring rod II 11 is driven to rotate when the stirring rod I10 rotates, the two stirring rods synchronously rotate and continuously reciprocate to deflect, liquid in the tank body 1 is stirred, when the two temperature sensors detect that the temperature is lower than the reaction temperature, the electromagnetic valve at the steam port 2 is opened again to introduce steam, the temperature in the tank body 1 is increased, and the tank body is returned to an optimal temperature interval again.

Further, when the processing is required to be stopped, the rotation speed of the motor II 8 is gradually slowed down, the infrared sensor 12 is opened, the receiving target 13 and the infrared sensor 12 are in corresponding relation, when the linkage plate 9 rotates to the transmitting end of the corresponding infrared sensor 12, the motor II 8 stops rotating, the stirring rod is kept in a vertical state, not only can the next direct stirring be carried out, but also furfuryl alcohol on the fan blade of the stirring rod can be dripped when discharging is carried out, and therefore the yield is not affected.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a furfuryl alcohol production is with compounding jar, includes a jar body (1), jar body (1) inner wall exists the cavity, and the cavity communicates with outside through steam port (2), jar body (1) top surface middle-end fixed mounting has motor one (3), its characterized in that: the stirring device is characterized in that the output end of the first motor (3) and the middle end of the inner wall top surface of the tank body (1) are connected with a supporting plate (4), stirring columns (14) are connected at the end surface edges between the supporting plates (4) at equal intervals, supporting columns (5) are connected at the end surface centers between the supporting plates (4), temperature sensors II (7) are connected at the tops of the side surfaces of the supporting columns (5), temperature sensors I (6) are connected at the bottoms of the side surfaces of the supporting columns (5), the stirring columns (14) are divided into two identical areas by a partition plate, infrared sensors (12) are connected at the middle end of each area top surface, a plurality of motors II (8) are connected at the output end of each stirring column (14), stirring devices with the same direction as the supporting plates (4) are arranged in the setting direction, and the motors II (8) are electrically connected with the temperature sensors I (6), the temperature sensors II (7) and the infrared sensors (12), and receiving targets (13) corresponding to the infrared sensors (12) are arranged at the tops of the stirring devices.

2. A mixing tank for furfuryl alcohol production according to claim 1, wherein: one of the support plates (4) is fixedly arranged at the output end of the motor I (3), the other support plate (4) is rotatably connected to the top end of the inner wall of the tank body (1), and a support column (5) is fixedly arranged between the support plates (4).

3. A mixing tank for furfuryl alcohol production according to claim 1, wherein: the stirring device comprises a linkage plate (9), a stirring rod I (10) and a stirring rod II (11), wherein the motor II (8) is uniformly distributed and fixedly arranged at the middle ends of different areas inside the stirring column (14), the linkage plate (9) is fixedly arranged at the output end of the motor II (8), the stirring rod I (10) is rotationally connected to the side surface of the stirring column (14), and the stirring rod II (11) is rotationally connected to the other side surface of the stirring column (14).

4. A mixing tank for furfuryl alcohol production according to claim 3, wherein: the rotation angle of the motor II (8) is not more than 180 degrees, the rotation end of the stirring rod I (10) is fixedly connected with the output end of the motor II (8), the rotation end of the stirring rod II (11) is fixedly connected with the linkage plate (9), the linkage plate (9) is in a concave shape, and the concave surface is not in contact with the motor II (8).

5. A mixing tank for furfuryl alcohol production according to claim 1, wherein: the stirring column (14) is made of heat insulation materials, is detachably connected with the supporting plate (4), and has no leakage at the connecting point.

6. A mixing tank for furfuryl alcohol production according to claim 3, wherein: the top surface of the linkage plate (9) is fixedly provided with a receiving target (13), and the receiving target (13) corresponds to the infrared sensor (12).