CN214598106U

CN214598106U - Hydrofluosilicic acid concentration device for producing anhydrous hydrogen fluoride

Info

Publication number: CN214598106U
Application number: CN202022412187.XU
Authority: CN
Inventors: 杨秀国; 赵英刚; 袁靖; 晏大波; 杨忠利; 池涛涛
Original assignee: Guizhou Wengfu Kaifu Fluorosilicon New Material Co ltd
Current assignee: Guizhou Wengfu Kaifu Fluorosilicon New Material Co ltd
Priority date: 2020-10-27
Filing date: 2020-10-27
Publication date: 2021-11-05
Anticipated expiration: 2030-10-27

Abstract

The utility model discloses a fluosilicic acid concentration device for producing anhydrous hydrogen fluoride, which comprises a concentration main body, a spiral pipe, a purification tank, a first guide rail, a liquid pump and a dryer, wherein a waste gas pipe is arranged above the concentration main body, a fan is arranged on the waste gas pipe, and the spiral pipe is arranged in the wall body of the concentration main body; a first connecting pipe is connected to the lower part of the right side of the spiral pipe, a purification tank is arranged on the right side of the concentration main body, a plurality of air nozzles are uniformly distributed on the first connecting pipe, a second connecting pipe is arranged below the right side of the purification tank, and a liquid pump is arranged on the second connecting pipe; the inner wall of the purification tank is provided with a first guide rail and a second guide rail respectively, the right side of the filler plate is provided with a first handle, and the right sides of the filter screen and the activated carbon adsorption plate are provided with a second handle. The utility model discloses a spiral pipe that sets up can carry out recycle to the waste heat of waste gas, keeps warm, more energy-concerving and environment-protective to the concentration main part.

Description

Hydrofluosilicic acid concentration device for producing anhydrous hydrogen fluoride

Technical Field

The utility model belongs to the technical field of fluosilicic acid concentration, specifically a production anhydrous hydrogen fluoride is with fluosilicic acid concentration dress.

Background

When utilizing recovery method production anhydrous hydrogen fluoride, need carry out concentration treatment to fluosilicic acid in the production process, concentration in-process, can produce a large amount of waste gases, contain a large amount of pollutants in these waste gases, direct emission can cause very big pollution to the environment, at present when carrying out concentration to fluosilicic acid, all can absorb purification treatment to tail gas, but the current tail gas that is used for carrying out the fluosilicic acid concentration production is difficult to dismantle, be not convenient for clear up or change clarification plant subassembly, long-term use in-process, lead to absorbing purification ability to reduce easily, contain a large amount of waste heat in the waste gas simultaneously, current concentration device exhaust-gas treatment equipment does not possess the function that carries out recycle to the waste heat.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a production anhydrous for hydrogen fluoride fluosilicic acid concentration dress to solve the problem of proposing in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a hydrofluosilicic acid concentrating device for producing anhydrous hydrogen fluoride comprises a concentrating main body, a spiral pipe, a purifying tank, a first guide rail, a liquid pump and a dryer, wherein an exhaust gas pipe is arranged above the concentrating main body, a fan is arranged on the exhaust gas pipe, and the spiral pipe is arranged in the wall body of the concentrating main body; a first connecting pipe is connected to the lower portion of the right side of the spiral pipe, a purification tank is arranged on the right side of the concentration main body, the first connecting pipe extends to the lower portion of the interior of the purification tank, a plurality of air nozzles are uniformly distributed on the first connecting pipe, the air nozzles are arranged in the purification tank, a second connecting pipe is arranged below the right side of the purification tank, and a liquid pump is arranged on the second connecting pipe; install first guide rail and second guide rail on the inner wall of purification tank respectively, install the filler plate on the first guide rail, install filter screen and active carbon adsorption board on the second guide rail respectively, the filter screen is located the below of active carbon adsorption board, and the first in command is installed on the right side of filler plate, and the second in command is installed on the right side of filter screen and active carbon adsorption board.

As a further aspect of the present invention: the waste gas pipe is connected with the upper portion of the left side of the spiral pipe, and a heat insulation layer is arranged on the outer side of the spiral pipe.

As a further aspect of the present invention: and the second connecting pipe is provided with a plurality of nozzles which are positioned inside the purifying tank.

As a further aspect of the present invention: a liquid filling opening is formed in the middle of the right side of the purification tank, and a liquid discharge opening is formed in the middle of the lower portion of the purification tank.

As a further aspect of the present invention: an exhaust pipe is arranged above the purification tank, and a dryer is arranged on the exhaust pipe.

Compared with the prior art, the beneficial effects of the utility model are that: the spiral pipe can recycle the waste heat of the waste gas, and the concentration main body is insulated, so that the energy is saved and the environment is protected; the heat dissipation of the heat in the concentration main body to the outside can be reduced through the arranged heat insulation layer, so that the concentration effect is more efficient; through the cooperation between the first guide rail that sets up and the first in command use, cooperation between second guide rail and the second in command is used, can be convenient for more dismantle and install packing plate, filter screen and active carbon adsorption plate, can clear up packing plate, filter screen, active carbon adsorption plate respectively, makes packing plate, filter screen, active carbon adsorption plate keep efficient purification performance.

Drawings

FIG. 1 is a schematic structural view of a hydrofluosilicic acid concentrating device for producing anhydrous hydrogen fluoride.

Fig. 2 is a schematic view of a partial cross-sectional structure of a concentration body in a fluosilicic acid concentration apparatus for producing anhydrous hydrogen fluoride.

Fig. 3 is a schematic view of the mounting structure of a first guide rail in a fluosilicic acid concentrating device for producing anhydrous hydrogen fluoride.

In the figure: 1. concentrating the main body; 2. an exhaust gas pipe; 3. a fan; 4. a spiral tube; 5. a thermal insulation layer; 6. a purification tank; 7. a first connecting pipe; 8. an air nozzle; 9. a filler sheet; 10. a filter screen; 11. an activated carbon adsorption plate; 12. a first guide rail; 13. A first handle; 14. a liquid filling port; 15. a liquid discharge port; 16. a second connecting pipe; 17. a liquid pump; 18. a nozzle; 19. an exhaust pipe; 20. a dryer; 21. a second guide rail; 22. a second handle.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Referring to fig. 1 to 3, a fluosilicic acid concentrating device for producing anhydrous hydrogen fluoride comprises a concentrating body 1, a spiral pipe 4, a purifying tank 6, a first guide rail 12, a liquid pump 17 and a dryer 20; waste gas pipe 2 is installed to concentration main part 1's top, install fan 3 on the waste gas pipe 2, install spiral pipe 4 in concentration main part 1's the wall body, waste gas pipe 2 is connected with spiral pipe 4's left side top, can carry out recycle to the waste gas waste heat that the concentration in-process produced through spiral pipe 4 that sets up, play heat retaining effect to concentration main part 1, more energy-concerving and environment-protective, spiral pipe 4's the outside is provided with insulating layer 5, the intussuseption of insulating layer 5 is filled with thermal insulation material, can reduce through insulating layer 5 that sets up and concentrate main part 1 inside heat to external scattering and disappearing, make concentration more high-efficient.

A first connecting pipe 7 is connected to the lower part of the right side of the spiral pipe 4, a purifying tank 6 is arranged on the right side of the concentration body 1, the first connecting pipe 7 extends to the lower part of the inside of the purifying tank 6, a plurality of air nozzles 8 are uniformly distributed on the first connecting pipe 7, the air nozzles 8 are arranged in the purifying tank 6, a liquid filling port 14 is arranged in the middle of the right side of the purifying tank 6, a liquid discharging port 15 is arranged in the middle of the lower part of the purifying tank 6, absorption liquid is added into the purifying tank 6 through the liquid filling port 14 to absorb tail gas, a second connecting pipe 16 is arranged below the right side of the purifying tank 6, a liquid pump 17 is arranged on the second connecting pipe 16, the left side of the upper part of the second connecting pipe 16 extends to the inside of the purifying tank 6, a plurality of nozzles 18 are arranged on the second connecting pipe 16, the nozzles 18 are positioned in the purifying tank 6, and the absorption liquid in the purifying tank 6 can be conveyed to the upper part of the purifying tank 6 again for spraying through the matching use between the arranged nozzles 18 and the liquid pump 17, the use effect is better.

The inner wall of the purification tank 6 is respectively provided with a first guide rail 12 and a second guide rail 21, the first guide rail 12 is positioned below the second guide rail 21, the nozzle 18 is positioned between the first guide rail 12 and the second guide rail 21, the first guide rail 12 is provided with a filler plate 9, the second guide rail 21 is provided with a filter screen 10 and an activated carbon adsorption plate 11, the filter screen 10 is positioned below the activated carbon adsorption plate 11, the right side of the filler plate 9 is provided with a first handle 13, the right sides of the filter screen 10 and the activated carbon adsorption plate 11 are provided with a second handle 22, the filler plate 9, the filter screen 10 and the activated carbon adsorption plate 11 can be conveniently detached and installed respectively through the matching use between the first guide rail 12 and the first handle 13 and the matching use between the second guide rail 21 and the second handle 22, the filler plate 9, the filter screen 10 and the activated carbon adsorption plate 11 can be cleaned respectively, the packing plate 9, the filter screen 10 and the activated carbon adsorption plate 11 are kept at a high-efficiency purification function, the exhaust pipe 19 is installed above the purification tank 6, the exhaust pipe 19 is provided with the dryer 20, and the purified gas can be dried by the dryer 20.

In the use process of the utility model, firstly, the waste gas generated in the concentration process is conveyed into the spiral pipe 4 under the action of the fan 3, the waste heat of the waste gas is recycled, then the waste gas enters the purification tank 6 through the first connecting pipe 7 and is sprayed out through the air nozzle 8 to be contacted with the absorption liquid, and simultaneously, the absorption liquid in the purification tank 6 is sprayed out through the spray nozzle 18 under the action of the liquid pump 17; when the filler plate 9, the filter screen 10 and the activated carbon adsorption plate 11 need to be cleaned or replaced, the filler plate 9, the filter screen 10 and the activated carbon adsorption plate 11 are pulled out only by pulling the first handle 13 and the second handle 22 outwards, and the purified waste gas is discharged after being dried by the dryer 20.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, 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 meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. A fluosilicic acid concentrating device for producing anhydrous hydrogen fluoride comprises a concentrating main body (1), a spiral pipe (4), a purifying tank (6), a first guide rail (12), a liquid pump (17) and a dryer (20), and is characterized in that an exhaust gas pipe (2) is installed above the concentrating main body (1), a fan (3) is installed on the exhaust gas pipe (2), and the spiral pipe (4) is installed in the wall body of the concentrating main body (1); a first connecting pipe (7) is connected to the lower portion of the right side of the spiral pipe (4), a purification tank (6) is arranged on the right side of the concentration main body (1), the first connecting pipe (7) extends to the lower portion of the interior of the purification tank (6), a plurality of air nozzles (8) are uniformly distributed on the first connecting pipe (7), the air nozzles (8) are arranged in the purification tank (6), a second connecting pipe (16) is arranged below the right side of the purification tank (6), and an extraction pump (17) is arranged on the second connecting pipe (16); install first guide rail (12) and second guide rail (21) on the inner wall of purification tank (6) respectively, install filler plate (9) on first guide rail (12), install filter screen (10) and active carbon adsorption board (11) on second guide rail (21) respectively, filter screen (10) are located the below of active carbon adsorption board (11), the first in command (13) are installed on the right side of filler plate (9), second in command (22) are installed on the right side of filter screen (10) and active carbon adsorption board (11).

2. The fluosilicic acid concentrating device for producing anhydrous hydrogen fluoride according to claim 1, wherein the off-gas pipe (2) is connected to the upper left side of the spiral pipe (4), and a heat insulating layer (5) is provided on the outer side of the spiral pipe (4).

3. A fluosilicic acid concentrating apparatus for producing anhydrous hydrogen fluoride according to claim 1, wherein a plurality of nozzles (18) are provided on the second connecting pipe (16), and the nozzles (18) are located inside the purification tank (6).

4. The fluosilicic acid concentrating device for producing anhydrous hydrogen fluoride according to claim 1, wherein a filling port (14) is provided in the middle of the right side of the purification tank (6), and a drain port (15) is provided in the middle of the lower side of the purification tank (6).

5. The fluosilicic acid concentrating device for producing anhydrous hydrogen fluoride according to claim 1, wherein an exhaust pipe (19) is installed above the purification tank (6), and a dryer (20) is provided on the exhaust pipe (19).