阅读说明：本技术 一种硼氢化钠连续萃取装置及工艺 (Sodium borohydride continuous extraction device and process ) 是由 钱烽 钱兵荣 刘维波 于 2020-12-11 设计创作，主要内容包括：本发明公开了一种硼氢化钠连续萃取装置及工艺,萃取装置包括萃取罐,萃取罐固定于支撑架上,萃取罐顶端分别安装萃取剂进液管和原材料进管,萃取罐底部开设出料口,萃取罐一侧安装冷却机构,出料口通过管道与冷却机构连接,萃取罐内腔安装搅拌组件和超声萃取组件,本发明结构设计新颖,操作方便,能够实现对硼氢化钠连续萃取,萃取效率高,杂质含量少,提高了后续产品加工质量。(The invention discloses a sodium borohydride continuous extraction device and a process, wherein the extraction device comprises an extraction tank, the extraction tank is fixed on a support frame, the top end of the extraction tank is respectively provided with an extracting agent liquid inlet pipe and a raw material inlet pipe, the bottom of the extraction tank is provided with a discharge hole, one side of the extraction tank is provided with a cooling mechanism, the discharge hole is connected with the cooling mechanism through a pipeline, and an inner cavity of the extraction tank is provided with a stirring component and an ultrasonic extraction component.)

1. The utility model provides a sodium borohydride continuous extraction device, extraction device includes extraction jar (1), its characterized in that: the extraction tank (1) is fixed on the support frame (2), an extractant liquid inlet pipe (3) and a raw material inlet pipe (4) are respectively installed at the top end of the extraction tank (1), a discharge port (5) is formed in the bottom of the extraction tank (1), a cooling mechanism (6) is installed on one side of the extraction tank (1), the discharge port (5) is connected with the cooling mechanism (6) through a pipeline (7), and a stirring assembly and an ultrasonic extraction assembly are installed in the inner cavity of the extraction tank (1).

2. The continuous extraction device of sodium borohydride according to claim 1, which is characterized in that: the stirring assembly comprises a stirring motor (8), a stirring shaft (9), stirring blades (10) and a stirring rod assembly, wherein the stirring motor (8) is installed on the top end of the extraction tank (1), an output shaft of the stirring motor (8) is connected with one end of the stirring shaft (9), the other end of the stirring shaft (9) penetrates through the top of the extraction tank (1) and extends into an inner cavity of the extraction tank (1), the stirring blades (10) are installed on the outer wall of the stirring shaft (9), the stirring rod assembly is installed at the bottom end of the stirring shaft (9), and the stirring rod assembly is provided with three stirring rods (11) which are inclined.

3. The continuous extraction device of sodium borohydride according to claim 2, characterized in that: the stirring blade (10) comprises a first connecting rod (12), a second connecting rod (13), a first arc-shaped rod (14), a second arc-shaped rod (15), a third arc-shaped rod (16) and a fourth arc-shaped rod (17), wherein the inner end of the first connecting rod (12) is connected with the outer wall of the stirring shaft (9), one end of the first arc-shaped rod (14) is connected with the outer wall of the stirring shaft (9), the other end of the first arc-shaped rod is connected with the outer end of the first connecting rod (12), one end of the second arc-shaped rod (15) is connected with the outer wall of the stirring shaft (9), the other end of the second arc-shaped rod is connected with the outer end of the first connecting rod (12), the first arc-shaped rod (14) and the second arc-shaped rod (15) are symmetrically arranged, and the first; third arc pole (16) one end and (mixing) shaft (9) outer wall connection, the other end and second connecting rod (13) outer end connection, fourth arc pole (17) one end and (mixing) shaft (9) outer wall connection, the other end is connected with second connecting rod (13) outer end, third arc pole (16) and fourth arc (17) pole symmetry set up.

4. The continuous extraction device of sodium borohydride according to claim 1, which is characterized in that: the ultrasonic extraction subassembly symmetry sets up two sets ofly, the ultrasonic extraction subassembly includes supersonic generator (18) and ultrasonic wave vibration source (19), supersonic generator (18) fixed mounting is on extraction jar (1) lateral wall, supersonic generator (18) connect transducer (20), ultrasonic wave vibration source (19) are installed inside extraction jar (1), ultrasonic wave vibration source (19) are through connecting rod (21) connection transducer (20).

5. The continuous extraction device of sodium borohydride according to claim 1, which is characterized in that: the cooling mechanism (6) comprises a cooling tank (22) and a cooling pipeline (23), an inlet (24) is formed in one side of the cooling tank (22), an outlet (25) is formed in the bottom of the cooling tank (22), the cooling pipeline (23) is spirally installed on the outer wall of the cooling tank (22), and the cooling pipeline (23) is connected with a cooling medium box.

6. The extraction process for realizing the sodium borohydride continuous extraction device in the claim 1 is characterized in that: the extraction process comprises the following steps:

A. putting raw materials into an extraction tank through a raw material inlet pipe, and simultaneously injecting an extracting agent into the extraction tank;

B. starting a stirring motor, driving a stirring shaft to rotate when the stirring motor works, and driving stirring blades and a stirring rod to rotate by the stirring shaft so as to fully mix the materials and the extractant;

C. meanwhile, the ultrasonic extraction component carries out ultrasonic extraction;

D. the extracted extraction liquid enters a cooling tank, and a cooling medium is introduced into a cooling pipe to cool the extraction liquid;

E. the cooled extract is discharged from the external collection tank.

Technical Field

The invention relates to the technical field of extraction devices, in particular to a sodium borohydride continuous extraction device and a sodium borohydride continuous extraction process.

Background

The extraction equipment is also called extractor, a kind of mass transfer equipment used for extraction operation, can make the extracting agent contact with the feed liquid well, realize the perfect separation of the components contained in the feed liquid, and has two kinds of classification contact and differential contact. In an extraction apparatus, one phase is usually dispersed in the other phase in the form of droplets, and is rarely dispersed in the form of a liquid film.

The extraction operation is required in the production process of sodium borohydride, the existing extraction device has a single structure and low extraction efficiency, and the production quality of sodium borohydride cannot be effectively improved, so that improvement is needed.

Disclosure of Invention

The invention aims to provide a sodium borohydride continuous extraction device and a sodium borohydride continuous extraction process, which aim to solve the problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a sodium borohydride continuous extraction device, extraction device includes the extraction jar, the extraction jar is fixed in on the support frame, extraction tank top installs extractant feed liquor pipe and raw and other materials respectively and advances the pipe, the discharge gate is seted up to extraction tank bottom, extraction jar side-mounting cooling body, the discharge gate passes through the pipeline and is connected with cooling body, extraction jar inner chamber installation stirring subassembly and supersound extraction subassembly.

Preferably, the application provides a pair of sodium borohydride continuous extraction device, wherein, the stirring subassembly includes agitator motor, (mixing) shaft, stirring vane and stirring rod subassembly, agitator motor installs in extraction tank deck end, the agitator motor output shaft is connected with (mixing) shaft one end, the (mixing) shaft other end runs through extraction tank deck portion and stretches into extraction tank inner chamber, stirring vane installs in the (mixing) shaft outer wall, the stirring rod subassembly is installed in the (mixing) shaft bottom, the stirring rod subassembly adopts the puddler of three slopes settings.

Preferably, the sodium borohydride continuous extraction device provided by the application, wherein the stirring blade comprises a first connecting rod, a second connecting rod, a first arc-shaped rod, a second arc-shaped rod, a third arc-shaped rod and a fourth arc-shaped rod, the inner end of the first connecting rod is connected with the outer wall of the stirring shaft, one end of the first arc-shaped rod is connected with the outer wall of the stirring shaft, the other end of the first arc-shaped rod is connected with the outer end of the first connecting rod, one end of the second arc-shaped rod is connected with the outer wall of the stirring shaft, the other end of the second arc-shaped rod is connected with the outer end of the first connecting rod, the first arc-shaped rod and the second arc-shaped rod; one end of the third arc-shaped rod is connected with the outer wall of the stirring shaft, the other end of the third arc-shaped rod is connected with the outer end of the third connecting rod, one end of the fourth arc-shaped rod is connected with the outer wall of the stirring shaft, the other end of the fourth arc-shaped rod is connected with the outer end of the second connecting rod, and the third arc-shaped rod and the fourth arc-shaped rod are symmetrically arranged.

Preferably, the continuous extraction device of sodium borohydride that this application provided, wherein, the ultrasonic extraction subassembly symmetry sets up two sets ofly, the ultrasonic extraction subassembly includes that supersonic generator and ultrasonic wave vibrate the source, supersonic generator fixed mounting is on extraction jar lateral wall, supersonic generator connects the transducer, the ultrasonic wave vibrates the source and installs inside extraction jar, the ultrasonic wave vibrates the source and passes through the connecting rod and connect the transducer.

Preferably, the continuous extraction device of sodium borohydride that this application provided, wherein, cooling body includes cooling tank and cooling tube, the import is seted up to cooling tank one side, and the bottom sets up the export, the cooling tube spiral is installed in the cooling tank outer wall, just the cooling tube is connected with the coolant case.

Preferably, the sodium borohydride continuous extraction device provided by the application comprises the following steps:

A. putting raw materials into an extraction tank through a raw material inlet pipe, and simultaneously injecting an extracting agent into the extraction tank;

B. starting a stirring motor, driving a stirring shaft to rotate when the stirring motor works, and driving stirring blades and a stirring rod to rotate by the stirring shaft so as to fully mix the materials and the extractant;

C. meanwhile, the ultrasonic extraction component carries out ultrasonic extraction;

D. the extracted extraction liquid enters a cooling tank, and a cooling medium is introduced into a cooling pipe to cool the extraction liquid;

E. the cooled extract is discharged from the external collection tank.

Compared with the prior art, the invention has the beneficial effects that: the invention has novel structural design and convenient operation, can realize continuous extraction of sodium borohydride, has high extraction efficiency and low impurity content, and improves the processing quality of subsequent products; the stirring assembly adopted by the invention can fully mix the raw materials and the extracting agent, so that the extraction efficiency is improved; in addition, the ultrasonic extraction component performs extraction through ultrasonic waves, so that the reaction uniformity of sodium borohydride and an extracting agent can be improved, and the extraction efficiency can be further improved; in addition, the adopted cooling mechanism can uniformly cool the extraction liquid, and the subsequent processing quality is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the stirring assembly of the present invention;

FIG. 3 is a schematic view of the cooling mechanism of the present invention;

in the figure: the device comprises an extraction tank 1, a support frame 2, an extractant liquid inlet pipe 3, a raw material inlet pipe 4, a discharge hole 5, a cooling mechanism 6, a pipeline 7, a stirring motor 8, a stirring shaft 9, a stirring blade 10, a stirring rod 11, a first connecting rod 12, a second connecting rod 13, a first arc-shaped rod 14, a second arc-shaped rod 15, a third arc-shaped rod 16, a fourth arc-shaped rod 17, an ultrasonic generator 18, an ultrasonic vibration source 19, an energy converter 20, a connecting rod 21, a cooling tank 22, a cooling pipeline 23, an inlet 24 and an outlet 25.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a sodium borohydride continuous extraction device, extraction device includes extraction jar 1, extraction jar 1 is fixed in on support frame 2, 1 top of extraction jar is installed extractant feed liquor pipe 3 and raw and other materials respectively and is advanced pipe 4, extraction jar 1 bottom is seted up discharge gate 5, 1 one side-mounting cooling body 6 of extraction jar, discharge gate 5 is connected with cooling body 6 through pipeline 7, 1 inner chamber installation stirring subassembly of extraction jar and supersound extraction subassembly.

According to the invention, the stirring assembly comprises a stirring motor 8, a stirring shaft 9, stirring blades 10 and a stirring rod assembly, wherein the stirring motor 8 is arranged at the top end of an extraction tank 1, an output shaft of the stirring motor 8 is connected with one end of the stirring shaft 9, the other end of the stirring shaft 9 penetrates through the top of the extraction tank 1 and extends into an inner cavity of the extraction tank 1, the stirring blades 10 are arranged on the outer wall of the stirring shaft 9, the stirring rod assembly is arranged at the bottom end of the stirring shaft 9, and the stirring rod assembly adopts three obliquely arranged stirring rods 11; the stirring blade 10 comprises a first connecting rod 12, a second connecting rod 13, a first arc-shaped rod 14, a second arc-shaped rod 15, a third arc-shaped rod 16 and a fourth arc-shaped rod 17, wherein the inner end of the first connecting rod 12 is connected with the outer wall of the stirring shaft 9, one end of the first arc-shaped rod 14 is connected with the outer wall of the stirring shaft 9, the other end of the first arc-shaped rod is connected with the outer end of the first connecting rod 12, one end of the second arc-shaped rod 15 is connected with the outer wall of the stirring shaft 9, the other end of the second arc-shaped rod is connected with the outer end of the first connecting rod 12, the first arc-shaped rod 14 and the second arc-; one end of the third arc-shaped rod 16 is connected with the outer wall of the stirring shaft 9, the other end of the third arc-shaped rod is connected with the outer end of the second connecting rod 13, one end of the fourth arc-shaped rod 17 is connected with the outer wall of the stirring shaft 9, the other end of the fourth arc-shaped rod is connected with the outer end of the second connecting rod 13, and the third arc-shaped rod 16 and the fourth arc-shaped rod 17 are symmetrically arranged.

In the invention, two groups of ultrasonic extraction assemblies are symmetrically arranged, each ultrasonic extraction assembly comprises an ultrasonic generator 18 and an ultrasonic vibration source 19, the ultrasonic generators 18 are fixedly arranged on the outer side wall of an extraction tank 1, the ultrasonic generators 18 are connected with a transducer 20, the ultrasonic vibration sources 19 are arranged in the extraction tank 1, and the ultrasonic vibration sources 19 are connected with the transducers 20 through connecting rods 21.

In addition, in the invention, the cooling mechanism 6 comprises a cooling tank 22 and a cooling pipeline 23, wherein an inlet 24 is arranged on one side of the cooling tank 22, an outlet 25 is arranged at the bottom of the cooling tank, the cooling pipeline 23 is spirally arranged on the outer wall of the cooling tank 22, and the cooling pipeline 23 is connected with a cooling medium box.

The working principle is as follows: the extraction process of the invention comprises the following steps:

A. putting raw materials into an extraction tank through a raw material inlet pipe, and simultaneously injecting an extracting agent into the extraction tank;

B. starting a stirring motor, driving a stirring shaft to rotate when the stirring motor works, and driving stirring blades and a stirring rod to rotate by the stirring shaft so as to fully mix the materials and the extractant;

C. meanwhile, the ultrasonic extraction component carries out ultrasonic extraction;

D. the extracted extraction liquid enters a cooling tank, and a cooling medium is introduced into a cooling pipe to cool the extraction liquid;

E. the cooled extract is discharged from the external collection tank.

In conclusion, the invention has novel structural design and convenient operation, can realize continuous extraction of sodium borohydride, has high extraction efficiency and low impurity content, and improves the processing quality of subsequent products; the stirring assembly adopted by the invention can fully mix the raw materials and the extracting agent, so that the extraction efficiency is improved; in addition, the ultrasonic extraction component performs extraction through ultrasonic waves, so that the reaction uniformity of sodium borohydride and an extracting agent can be improved, and the extraction efficiency can be further improved; in addition, the adopted cooling mechanism can uniformly cool the extraction liquid, and the subsequent processing quality is improved.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.