Frozen material adding device for synthesis of 3-aminopropanol

Abstract

The frozen material adding device comprises a storage box arranged on a base, one side of the top of the storage box is provided with a feeding port communicated with the interior of the storage box, the other side of the top of the storage box is provided with a pressure pump, the output end of the pressure pump is provided with a connecting pipe, and the connecting pipe is connected with the feeding port. A feeding mechanism used for improving the feeding efficiency is arranged on the base and comprises a support assembly, a rotatable feeding pipe is arranged on the support assembly through a driving assembly, and the driving assembly comprises a motor arranged on the support assembly through a mounting frame. A transmission belt is arranged at the output end of the motor through a second belt wheel; compared with the prior art, when frozen materials are added, the mixing efficiency of the frozen materials and materials can be greatly improved, the mixing uniformity is enhanced, and sufficient contact and reaction between reactants are ensured, so that the quality and the yield of products are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a chemical industry technical field, concretely is a kind of frozen material adding device for 3-amino propanol synthesis. BACKGROUND

[0002] In the synthesis process of 3-amino propanol, catalytic hydrogenation reduction method is to use 3-amino propionic acid as starting material, reduction reaction is carried out under the action of catalyst and hydrogen, and 3-amino propanol is obtained.In the synthesis process of 3-amino propanol, in order to maintain the low temperature of reaction system and promote the reaction, frozen material needs to be added to the reaction system by adding device to reduce the temperature of reaction system.

[0003] When adding frozen material by adding device, frozen material is sent into reaction system by connecting pipe under the action of pump, since the position of connecting pipe in reaction system is fixed, therefore, frozen material will be concentrated in a certain place after entering reaction system through connecting pipe, which leads to uneven mixing of frozen material and material, and frozen material can only exchange and mix with material on limited contact surface, thereby reducing mixing efficiency. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of frozen material adding device for 3-amino propanol synthesis to solve the problems raised in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of frozen material adding device for 3-amino propanol synthesis, including the storage box being arranged on base, the top of the storage box one side is provided with the feed inlet being communicated with its inside, the top of the storage box other side is provided with pressure pump, and pressure pump's output end is provided with connecting pipe, the base is provided with the feeding mechanism for improving mixing efficiency.

[0006] As a preferred technical scheme of the utility model, the feeding mechanism includes support assembly, the rotatable feeding pipe of support assembly is provided with driving assembly.

[0007] As a preferred technical scheme of the utility model, the driving assembly includes motor being arranged on support assembly by mounting bracket, the output end of motor is provided with transmission belt by second pulley;

[0008] The first pulley that the feeding pipe is provided with cooperation with transmission belt, and the top of feeding pipe is communicated with connecting pipe by rotary pipe joint.

[0009] As a preferred technical scheme of the utility model, the support assembly includes fixed sleeve, the connecting frame is provided on fixed sleeve, and rib plate is arranged between fixed sleeve and base.

[0010] As a preferred technical scheme of the utility model, the top of the fixing sleeve is provided with positioning bolts, and the connecting frame is provided with a plurality of positioning bolt holes matched with the positioning bolts.

[0011] As a preferred technical scheme of the utility model, the bottom of the base is provided with a plurality of universal wheels, and the storage box is provided with a push rod near the top thereof.

[0012] As a preferred technical scheme of the utility model, one side of the storage box is provided with a liquid level meter.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] The utility model relates to a kind of frozen material adding device for 3-amino propanol synthesis, and the driving assembly on bracket assembly can drive feeding pipe to rotate, so it can greatly promote the mixing between frozen material and material, avoid frozen material and material on the limited contact surface exchange and mix, the rotation of feeding pipe can break static mixing mode, make frozen material and material contact and mix in larger range, to improve mixing efficiency, ensure the sufficient contact and reaction between reactants, to improve the quality and yield of product.

[0015] Other features and advantages of the utility model will be described in detail in the subsequent specific embodiment. DRAWINGS

[0016] Figure 1 It is the whole structure schematic view of the utility model;

[0017] Figure 2 It is the structure schematic view of the feeding mechanism of the utility model;

[0018] Figure 3 It is the structure schematic view of the feeding pipe of the utility model;

[0019] Figure 4 It is the structure schematic view of the driving assembly of the utility model;

[0020] Figure 5 It is the structure schematic view of the bracket assembly of the utility model.

[0021] In the figure: 1, storage box; 2, feed inlet; 3, pressure pump; 4, connecting pipe; 5, feeding mechanism; 51, support assembly; 511, fixed sleeve; 512, connecting frame; 513, positioning bolt; 514, positioning screw hole; 515, rib plate; 52, feeding pipe; 521, first pulley; 522, rotary pipe joint; 53, driving assembly; 531, mounting frame; 532, motor; 533, second pulley; 534, transmission belt; 6, base; 7, universal wheel; 8, liquid level meter; 9, push rod. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0023] In the description of the present application, it should be pointed out that the orientations or positional relationships indicated by the terms "vertical", "upper", "lower", "horizontal" and the like are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0024] In the description of the present application, it should be pointed out that, unless otherwise explicitly specified and limited, the terms "arrangement", "installation", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between two elements inside. For those skilled in the art, the specific meanings of the above terms in the present application can be understood according to the specific circumstances.

[0025] Please refer to Figures 1-5In the embodiment, a refrigerated material adding device for 3-aminopropanol synthesis is provided, which comprises a storage box 1 arranged on a base 6, a feeding port 2 arranged on one side of the top of the storage box 1 and communicating with the inside of the storage box 1, a pressure pump 3 arranged on the other side of the top of the storage box 1, a connecting pipe 4 arranged on the output end of the pressure pump 3, a feeding mechanism 5 arranged on the base 6 for improving the mixing efficiency, a plurality of universal wheels 7 arranged on the bottom of the base 6, a push rod 9 arranged on the storage box 1 close to the top of the storage box 1, and a liquid level meter 8 arranged on one side of the storage box 1. The refrigerated material to be added is stored in the storage box 1, the operator pushes the storage box 1 through the push rod 9, moves the storage box 1 to a reaction site through the universal wheels 7 on the bottom of the base 6, then the feeding pipe 52 is inserted into the reaction kettle, the pressure pump 3 on the storage box 1 sends the refrigerated material into the feeding pipe 52 through the connecting pipe 4, in this process, the driving assembly 53 on the support assembly 51 drives the feeding pipe 52 to rotate, the rotating feeding pipe 52 can make the refrigerated material and the material contact and mix in a larger range when feeding, thereby improving the mixing efficiency of the refrigerated material and the material, and further more quickly reducing the temperature of the reaction system. The liquid level meter 8 on the storage box 1 can observe the remaining amount of the refrigerated material in the storage box 1, so that the refrigerated material can be added in time through the feeding port 2 when the refrigerated material is insufficient.

[0026] In the embodiment, the driving assembly 53 comprises a motor 532 arranged on the support assembly 51 through a mounting bracket 531, a transmission belt 534 arranged on the output end of the motor 532 through a second pulley 533, a first pulley 521 arranged on the feeding pipe 52 and matched with the transmission belt 534, and the top of the feeding pipe 52 is connected with the connecting pipe 4 through a rotary pipe joint 522. When the pressure pump 3 sends the refrigerated material into the feeding pipe 52 through the connecting pipe 4, the motor 532 on the mounting bracket 531 is started, the motor 532 drives the second pulley 533 to rotate, then drives the first pulley 521 on the feeding pipe 52 to rotate through the transmission belt 534, the feeding pipe 52 penetrates through the support assembly 51 through a bearing, so as to drive the feeding pipe 52 to rotate under the action of the transmission belt 534. Since the top of the feeding pipe 52 is connected with the connecting pipe 4 through the rotary pipe joint 522, the connecting pipe 4 will not interfere with the rotation of the feeding pipe 52. The rotating feeding pipe 52 can make the refrigerated material contact with the material in a larger range when adding the refrigerated material, thereby improving the mixing efficiency of the refrigerated material and the material and the cooling speed of the reaction system.

[0027] In the embodiment, the support assembly 51 comprises a fixing sleeve 511, a connecting frame 512 is arranged on the fixing sleeve 511, a rib plate 515 is arranged between the fixing sleeve 511 and the base 6, a positioning bolt 513 is arranged on the top of the fixing sleeve 511, a plurality of positioning screw holes 514 matched with the positioning bolt 513 are arranged on the connecting frame 512, when the positioning bolt 513 on the fixing sleeve 511 is loosened and separated from the positioning screw holes 514 of the connecting frame 512, the connecting frame 512 can move up and down on the fixing sleeve 511, so as to adjust the height position of the feeding pipe 52, when the frozen material is added, the height of the feeding pipe 52 can be adjusted according to the height position of the reaction equipment, so that the feeding device can meet the use needs of different equipment, and after the height of the feeding pipe 52 is adjusted, the positioning bolt 513 can be screwed on the corresponding positioning screw hole 514.

[0028] The basic principle and main features of the present application and the advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A cryogenic feed addition device for the synthesis of 3-aminopropanol, characterized in that, The system includes a storage tank (1) mounted on a base (6), with a feed inlet (2) connected to the inside of the storage tank (1) on one side of the top, a pressure pump (3) mounted on the other side of the top, and a connecting pipe (4) mounted on the output end of the pressure pump (3). The base (6) is equipped with a feeding mechanism (5) for improving mixing efficiency. The feeding mechanism (5) includes a support assembly (51), and a rotatable feeding pipe (52) is mounted on the support assembly (51) via a drive assembly (53). The drive assembly (53) includes a motor (532) mounted on the support assembly (51) via a mounting bracket (531), and a transmission belt (534) is mounted on the output end of the motor (532) via a second pulley (533). The feeding pipe (52) is equipped with a first pulley (521) that cooperates with the transmission belt (534), and the top of the feeding pipe (52) is connected to the connecting pipe (4) via a rotary pipe joint (522).

2. The cryogenic feed addition device for the synthesis of 3-aminopropanol according to claim 1, characterized in that, The bracket assembly (51) includes a fixed sleeve (511), on which a connecting frame (512) is provided, and a rib (515) is provided between the fixed sleeve (511) and the base (6).

3. The cryogenic feed addition device for the synthesis of 3-aminopropanol according to claim 2, characterized in that, The top of the fixed sleeve (511) is provided with a positioning bolt (513), and the connecting frame (512) is provided with a number of positioning screw holes (514) that cooperate with the positioning bolt (513).

4. The cryogenic feed addition device for the synthesis of 3-aminopropanol according to claim 1, characterized in that, The base (6) is provided with several casters (7) at its bottom, and a push rod (9) is provided on the storage box (1) near its top.

5. The cryogenic feed addition device for the synthesis of 3-aminopropanol according to claim 1, characterized in that, A level gauge (8) is provided on one side of the storage tank (1).

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