CN215585480U

CN215585480U - High-efficient purification system of hydrogen fluoride

Info

Publication number: CN215585480U
Application number: CN202121786285.8U
Authority: CN
Inventors: 张宏岩; 吴潇
Original assignee: Jiangxi Tianxing Chemical Co ltd
Current assignee: Jiangxi Tianxing Chemical Co ltd
Priority date: 2021-08-02
Filing date: 2021-08-02
Publication date: 2022-01-21
Anticipated expiration: 2031-08-02

Abstract

The utility model relates to a high-efficiency hydrogen fluoride purification system which comprises a purification shell, a liquid storage tank and a condensation box, wherein the liquid storage tank is fixedly embedded in the left side position inside the purification shell, the condensation box is embedded in the right side position inside the purification shell, and supporting legs are welded on the bottom surface of the purification shell. The utility model can heat the hydrogen fluoride liquid in the liquid storage tank by heat generated by the resistance wire, compared with the traditional bottom heating mode, the heating sleeve is more uniform and efficient in heating, the hydrogen fluoride gas in the liquid storage tank can be pumped by the exhaust tube under the operation of the vacuum pump, the speed of the gas flowing into the condensation tube is accelerated, the efficiency of condensation work is effectively improved, meanwhile, the copper heat absorption sleeve has a good heat absorption effect, the heat in the hydrogen fluoride gas can be efficiently absorbed, condensate after condensation can also be rapidly collected by the collection tube under the pumping force of the vacuum pump, and the efficiency of collection work is effectively improved.

Description

High-efficient purification system of hydrogen fluoride

Technical Field

The utility model relates to the technical field of hydrogen fluoride purification, in particular to a high-efficiency hydrogen fluoride purification system.

Background

Hydrogen fluoride is a chemical product with wide application, is colorless and transparent liquid at low temperature, is easy to gasify at reduced pressure or high temperature, is widely applied to industries such as atomic energy, chemical engineering, petroleum and the like, is not only a strong oxidant, but also a basic raw material for preparing elemental fluorine, various fluorine refrigerants, inorganic fluorides and various organic fluorides, and needs to be refined by a rectifying device in the production process of the hydrogen fluoride, so that the purified high-purity hydrogen fluoride is obtained.

Current hydrogen fluoride purification system is generally through carrying out heat treatment to the container bottom of placing liquid hydrogen fluoride with the heating piece, the rate of heating is slow, influence whole purification efficiency, and liquid hydrogen fluoride is heated evenly inadequately, the temperature of unable accurate control rectification, it is poor to lead to the purification effect of anhydrous hydrogen fluoride liquid, additionally, current hydrogen fluoride purification system only carries out the condensation treatment to the hydrogen fluoride gas through the condensation chamber through adding the comdenstion water to the condensation intracavity circulation, the speed of absorbed heat is lower, and then influence condensation efficiency, and the condensate after the condensation need the natural slip to collect, the collection speed is slow, further influence work efficiency.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a high-efficiency purification system for hydrogen fluoride, and aims to solve the problems that the existing purification system for hydrogen fluoride generally carries out heating treatment on the bottom of a container for placing liquid hydrogen fluoride through a heating block, the heating speed is low, the whole purification efficiency is influenced, the liquid hydrogen fluoride is not uniformly heated, and the rectification temperature cannot be accurately controlled, so that the purification effect of anhydrous hydrogen fluoride liquid is poor.

The above object of the present invention is achieved by the following technical solutions:

a high-efficiency hydrogen fluoride purification system comprises a purification shell, a liquid storage tank and a condensation tank, wherein the liquid storage tank is fixedly embedded at the inner left position of the purification shell, the condensation tank is embedded at the inner right position of the purification shell, supporting legs are welded on the bottom surface of the purification shell, a liquid inlet pipe is connected with the top surface of the liquid storage tank in a through way, a first electromagnetic valve is embedded on the surface of the liquid inlet pipe, a heating sleeve is sleeved on the surface of the liquid storage tank in a movable way, a servo motor is fixedly embedded at the center position of the bottom surface of the liquid storage tank, a stirring paddle is rotatably connected at the top end of the servo motor, an exhaust pipe is connected with the right side wall of the liquid storage tank in a through way, a water injection pipe is arranged on the top surface of the condensation tank in an alternating way, a second electromagnetic valve is embedded on the surface of the water injection pipe, a condensation pipe transversely penetrates through way from the interior of the condensation tank, and a heat absorption sleeve is sleeved on the surface of the condensation pipe, and the bottom end of the right side of the condensation pipe is connected with a vacuum pump in a penetrating way, and the bottom end of the vacuum pump is fixedly connected with a collecting pipe.

The present invention in a preferred example may be further configured to: resistance wires are fixedly embedded in the inner side walls of the heating sleeves, the resistance wires are distributed in an S-shaped surrounding mode, and the resistance wires are electrically connected with an external power supply through conducting wires.

The present invention in a preferred example may be further configured to: the heating sleeve is characterized in that a round hair magic tape is arranged at the left side position of the front end face of the heating sleeve, a thorn hair magic tape is arranged at the right side position of the back face of the heating sleeve, and the round hair magic tape and the thorn hair magic tape are movably pasted.

The present invention in a preferred example may be further configured to: the servo motor top activity interlude has the output shaft, and servo motor passes through the output shaft and is connected with the stirring rake rotation, the stirring rake is provided with three, and three stirring rakes are triangle equidistance and distribute.

The present invention in a preferred example may be further configured to: the exhaust pipe is communicated with the collecting pipe through the condensing pipe, the inner diameter of the heat absorption sleeve is the same as the outer diameter of the condensing pipe, and the heat absorption sleeve is made of a metal copper material.

The present invention in a preferred example may be further configured to: the one end that the liquid storage pot was kept away from to the exhaust tube is provided with the flange, and the exhaust tube passes through flange and condenser pipe through connection, the condenser pipe passes through vacuum pump and collecting pipe through connection.

In summary, the utility model includes at least one of the following beneficial technical effects:

1. in the using process of the utility model, the heating sleeve and the resistance wire are arranged, the heating sleeve is integrally sleeved on the outer wall of the liquid storage tank, and the hydrogen fluoride liquid in the liquid storage tank can be heated by the heat generated by the resistance wire.

2. In the using process, the round hair magic tape and the thorn hair magic tape are arranged, the thorn hair magic tape is pasted on the round hair magic tape, so that the heating sleeve can form a cylindrical structure to wrap the liquid storage tank, the thorn hair magic tape is separated from the round hair magic tape, the heating sleeve can be easily and conveniently detached to remove the liquid storage tank, the heating sleeve is convenient to maintain and replace, the structure is simple, and the operation is convenient and rapid.

3. In the using process, the servo motor and the stirring paddle are arranged, the servo motor can drive the stirring paddle to rotate through the output shaft of the servo motor when operating, then the hydrogen fluoride liquid in the liquid storage tank is stirred to generate centrifugal force, the liquid in the center of the liquid storage tank and the liquid close to the wall of the tank are continuously replaced, the heating uniformity of the hydrogen fluoride liquid is further improved, and further the working efficiency and the purification effect are further improved.

4. In the using process, the heat absorption sleeve is arranged, and after hydrogen fluoride gas enters the condensation pipe through the exhaust pipe, the copper heat absorption sleeve has a good heat absorption effect, can efficiently absorb heat in the hydrogen fluoride gas and is cooled by the condensate, so that the condensation speed is high, the condensation efficiency is high, and the working quality and the working efficiency are effectively improved.

5. In the using process of the utility model, the vacuum pump is arranged, the vacuum pump can pump the hydrogen fluoride gas in the liquid storage tank through the exhaust pipe under the operation of the vacuum pump, the speed of the gas flowing into the condensing pipe is accelerated, the efficiency of condensing work is effectively improved, and meanwhile, the condensed liquid after condensation can be quickly collected through the collecting pipe under the pumping power of the vacuum pump, so that the efficiency of collecting work is effectively improved.

Drawings

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

FIG. 2 is a schematic cross-sectional view of a purification housing according to the present invention;

FIG. 3 is a schematic view of a heating jacket according to the present invention in a disassembled configuration;

FIG. 4 is a cross-sectional view of the condenser tube and the header tube according to the present invention.

Reference numerals: 1. purifying the shell; 2. a liquid storage tank; 3. a condenser tank; 4. supporting legs; 5. a liquid inlet pipe; 501. a first solenoid valve; 6. heating a jacket; 601. round hair magic tape; 602. a tattooing magic tape; 603. a resistance wire; 7. a servo motor; 8. a stirring paddle; 9. an air exhaust pipe; 10. a water injection pipe; 1001. a second solenoid valve; 11. a condenser tube; 12. a heat absorbing jacket; 13. a vacuum pump; 14. a collection pipe; 15. and a water discharge pipe.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1-4, the present invention provides the following technical solutions: comprises a purification shell 1, a liquid storage tank 2 and a condensation box 3, wherein the liquid storage tank 2 is fixedly embedded at the left side position inside the purification shell 1, the condensation box 3 is embedded at the right side position inside the purification shell 1, supporting legs 4 are welded on the bottom surface of the purification shell 1, the top surface of the liquid storage tank 2 is connected with a liquid inlet pipe 5 in a penetrating way, a first electromagnetic valve 501 is embedded on the surface of the liquid inlet pipe 5, a heating jacket 6 is movably sleeved on the surface of the liquid storage tank 2, a servo motor 7 is fixedly embedded at the center position of the bottom surface of the liquid storage tank 2, the top end of the servo motor 7 is rotatably connected with a stirring paddle 8, the right side wall of the liquid storage tank 2 is connected with an exhaust pipe 9 in a penetrating way, a water injection pipe 10 is arranged on the top surface of the condensation box 3 in an inserting way, a second electromagnetic valve 1001 is embedded on the surface of the water injection pipe 10, a condensation pipe 11 transversely penetrates through the interior of the condensation box 3, and a heat absorption jacket 12 is sleeved on the surface of the condensation pipe 11, and the bottom end position of the right side of the condensation pipe 11 is connected with a vacuum pump 13 in a penetrating way, and the bottom end of the vacuum pump 13 is fixedly connected with a collecting pipe 14.

Specifically, a resistance wire 603 is fixedly embedded in the inner side wall of the heating jacket 6, the resistance wire 603 is distributed in an S-shaped surrounding manner, and the resistance wire 603 is electrically connected with an external power supply through a lead; in addition, the heating sleeve 6 can form a tubular structure to wrap the liquid storage tank 2 by sticking the thorn wool magic tape 602 to the round wool magic tape 601, so that the liquid storage tank 2 can be separated from the round wool magic tape 601, the liquid storage tank 2 can be easily and conveniently disassembled from the heating sleeve 6, and the maintenance and replacement of the heating sleeve 6 are convenient, simple structure, convenient operation is swift.

It is specific, 7 top activities of servo motor alternate the insertion of output shaft, and servo motor 7 rotates through output shaft and stirring rake 8 to be connected, stirring rake 8 is provided with three, and three stirring rake 8 are triangle equidistance and distribute, in this embodiment, servo motor 7 function accessible its output shaft of itself drives stirring rake 8 and rotates, and then stir the hydrogen fluoride liquid in the liquid storage pot 2 and produce centrifugal force, carry out continuous replacement with the liquid at liquid storage pot 2 center and the liquid that is close to the tank wall, further improve the homogeneity of hydrogen fluoride liquid heating, and then make work efficiency and purification effect obtain further promotion.

Specifically, the extraction pipe 9 is in through connection with the collection pipe 14 through the condensation pipe 11, the inner diameter of the heat absorption sleeve 12 is the same as the outer diameter of the condensation pipe 11, and the heat absorption sleeve 12 is made of a metal copper material; a flange is arranged at one end of the exhaust tube 9 far away from the liquid storage tank 2, the exhaust tube 9 is communicated and connected with the condensation tube 11 through the flange, the condensation tube 11 is communicated and connected with the collecting tube 14 through the vacuum pump 13, in the embodiment, the vacuum pump 13 can pump the hydrogen fluoride gas in the liquid storage tank 2 through the air exhaust pipe 9 under the operation, accelerate the speed of the gas flowing into the condensation pipe 11, effectively improve the efficiency of condensation work, meanwhile, after the hydrogen fluoride gas enters the condensation pipe 11 through the air exhaust pipe 9, the copper heat absorption sleeve 12 has good heat absorption effect, can carry out the high-efficient absorption with the internal heat of hydrogen fluoride to by the condensate cooling, the condensation is fast, and the condensation is efficient, makes operating mass and work efficiency effectively promote, and the condensate that the condensation was accomplished also can collect through collecting pipe 14 fast under vacuum pump 13's power of taking out, effectively promotes the efficiency of collecting work.

The utility model has the following use flow and working principle: when the utility model is used, firstly, the first electromagnetic valve 501 is opened, hydrogen fluoride liquid is added into the liquid storage tank 2 through the liquid inlet pipe 5, at the same time, the heating sleeve 6 is connected with an external power supply through a lead, the heating sleeve 6 is integrally sleeved on the outer wall of the liquid storage tank 2, the hydrogen fluoride liquid in the liquid storage tank 2 can be heated through the heat generated by the resistance wire 603, compared with the traditional bottom heating mode, the heating sleeve 6 is heated more uniformly and efficiently, the gasification speed of the hydrogen fluoride is effectively improved, and further, the working efficiency is improved, in addition, the barbed magic tape 602 is pasted on the round magic tape 601, so that the heating sleeve 6 forms a cylindrical structure to wrap the liquid storage tank 2, and the barbed magic tape 602 is separated from the round magic tape 601, so that the liquid storage tank 2 can be easily and conveniently detached from the heating sleeve 6, the maintenance and the replacement of the heating sleeve 6 are convenient and fast, then, the servo motor 7 is started, the servo motor 7 can drive the stirring paddle 8 to rotate through the output shaft of the servo motor 7, then the hydrogen fluoride liquid in the liquid storage tank 2 is stirred to generate centrifugal force, the liquid in the center of the liquid storage tank 2 and the liquid close to the tank wall are continuously replaced, the heating uniformity of the hydrogen fluoride liquid is further improved, further the working efficiency and the purification effect are further improved, finally, the vacuum pump 13 is started, the hydrogen fluoride gas in the liquid storage tank 2 can be pumped through the air exhaust pipe 9 under the operation of the vacuum pump 13, the speed of the gas flowing into the condensation pipe 11 is accelerated, the efficiency of the condensation work is effectively improved, meanwhile, after the hydrogen fluoride gas enters the condensation pipe 11 through the air exhaust pipe 9, the copper heat absorption sleeve 12 has good heat absorption effect, the heat in the hydrogen fluoride gas can be efficiently absorbed, and is cooled by the condensate, the condensation speed is high, the condensation is efficient, makes operating mass and work efficiency obtain effectively promoting, and the condensate that the condensation was accomplished also can collect through collecting pipe 14 fast under vacuum pump 13's pump power, effectively promotes the efficiency of collecting work, and the condensate after the absorbed heat then discharges condensing box 3 through drain pipe 15.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered by the protection scope of the utility model.

Claims

1. The utility model provides a high-efficient purification system of hydrogen fluoride, includes purification casing (1), liquid storage pot (2) and condensing box (3), its characterized in that: the liquid storage tank (2) is fixedly embedded at the inner left side position of the purification shell (1), the condenser box (3) is embedded and arranged at the inner right side position of the purification shell (1), the bottom surface of the purification shell (1) is welded with supporting legs (4), the top surface of the liquid storage tank (2) is connected with a liquid inlet pipe (5) in a penetrating way, the surface of the liquid inlet pipe (5) is embedded with a first electromagnetic valve (501), the surface activity of the liquid storage tank (2) is sleeved with a heating sleeve (6), the bottom surface center position of the liquid storage tank (2) is fixedly embedded with a servo motor (7), the top end of the servo motor (7) is rotatably connected with a stirring paddle (8), the right side wall of the liquid storage tank (2) is connected with an exhaust pipe (9) in a penetrating way, the top surface of the condenser box (3) is inserted with a water injection pipe (10), the surface of the water injection pipe (10) is embedded with a second electromagnetic valve (1001), the condenser is characterized in that a condenser pipe (11) transversely penetrates through the interior of the condenser box (3), a heat absorption sleeve (12) is sleeved on the surface of the condenser pipe (11), a vacuum pump (13) is connected to the bottom end of the right side of the condenser pipe (11) in a penetrating mode, and a collecting pipe (14) is fixedly connected to the bottom end of the vacuum pump (13).

2. The system for purifying hydrogen fluoride with high efficiency as claimed in claim 1, wherein: resistance wire (603) is fixed to inlay of the inside wall of heating jacket (6), resistance wire (603) are "S" shape and encircle the distribution, and resistance wire (603) pass through wire and external power source electric connection.

3. The system for purifying hydrogen fluoride with high efficiency as claimed in claim 2, wherein: the front end face left side position of heating jacket (6) is provided with circle hair magic subsides (601), and heating jacket (6) back right side position is provided with thorn hair magic subsides (602), circle hair magic subsides (601) and thorn hair magic subsides (602) activity are pasted.

4. The system for purifying hydrogen fluoride with high efficiency as claimed in claim 1, wherein: servo motor (7) top activity interlude has the output shaft, and servo motor (7) rotate with stirring rake (8) through the output shaft and be connected, stirring rake (8) are provided with three, and three stirring rake (8) are triangle equidistance and distribute.

5. The system for purifying hydrogen fluoride with high efficiency as claimed in claim 1, wherein: the extraction pipe (9) and the collection pipe (14) are connected through the condensation pipe (11), the inner diameter of the heat absorption sleeve (12) is the same as the outer diameter of the condensation pipe (11), and the heat absorption sleeve (12) is made of metal copper materials.

6. The system for purifying hydrogen fluoride with high efficiency as claimed in claim 5, wherein: one end, far away from the liquid storage tank (2), of the air exhaust pipe (9) is provided with a flange, the air exhaust pipe (9) is in through connection with the condensation pipe (11) through the flange, and the condensation pipe (11) is in through connection with the collection pipe (14) through the vacuum pump (13).