CN217697959U - Hydrogen fluoride purification device - Google Patents
Hydrogen fluoride purification device Download PDFInfo
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- CN217697959U CN217697959U CN202221036475.2U CN202221036475U CN217697959U CN 217697959 U CN217697959 U CN 217697959U CN 202221036475 U CN202221036475 U CN 202221036475U CN 217697959 U CN217697959 U CN 217697959U
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- buffer cylinder
- water tank
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Abstract
The invention relates to a hydrogen fluoride purification device, which comprises a rectification tank body, wherein a liquid storage tank is arranged on one side in the rectification tank body, a stirring device is arranged on the liquid storage tank, an air guide pipe is arranged on the liquid storage tank, a cooling mechanism is arranged on the air guide pipe, a plurality of groups of sleeves are radially arranged in the liquid storage tank, heating rods are arranged in the sleeves, a sleeve is sleeved on the liquid storage tank, a heating plate is arranged on the outer side wall of the liquid storage tank in the sleeve, a jacket is also arranged on the outer side of the sleeve, and a medium heat preservation cavity is formed between the jacket and the sleeve; the cooling mechanism comprises a water tank for the air guide pipe to pass through, wherein a buffer cylinder with two sealed ends is arranged on the air guide pipe in the water tank, a cooling pipe with the diameter larger than the inner diameter of the air guide pipe is arranged in the buffer cylinder, the two ends of the cooling pipe are in a conical structure, and an air inlet pipe and an air outlet pipe which sequentially penetrate through the buffer cylinder and the side wall of the water tank are further respectively arranged at the two ends of the cooling pipe. The invention has simple structure and convenient use.
Description
Technical Field
The invention relates to the technical field of hydrogen fluoride processing, in particular to a hydrogen fluoride purification device.
Background
The anhydrous hydrogen fluoride is a chemical product with wide application, is colorless and transparent liquid at low temperature, is easy to gasify under 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 anhydrous hydrogen fluoride, so that the high-purity anhydrous hydrogen fluoride is obtained.
Current anhydrous hydrogen fluoride rectifier unit is when the purification, and it is inhomogeneous to make the hydrogen fluoride liquid in the liquid storage pot be heated at the in-process of heating, and the speed that leads to hydrogen fluoride liquid to turn into hydrogen fluoride gas is slower to lead to the purification effect of anhydrous hydrogen fluoride liquid poor, reduced the work efficiency who collects low.
The anhydrous hydrogen fluoride rectification and purification device disclosed in the publication No. CN210612923U has the following defects while solving the problems, such as: can not be effectual to the liquid heating of liquid storage pot middle department, can not cool off the hydrogen fluoride gas of middle department in the spherical bellows, and then finally lead to its heating and the all not good problem of cooling effect.
Disclosure of Invention
The invention aims to provide a hydrogen fluoride purification device.
The technical problem of the invention is mainly solved by the following technical scheme:
the utility model provides a hydrogen fluoride purification device, includes the rectification tank body, inside one side of the rectification tank body is equipped with the liquid storage pot, wherein is provided with agitating unit on the liquid storage pot, and is provided with the air duct on the liquid storage pot, be provided with cooling body on the air duct:
a plurality of groups of sleeves are radially arranged in the liquid storage tank, wherein heating rods are arranged in the sleeves, a sleeve is further sleeved on the liquid storage tank, a heating plate is arranged on the outer side wall of the liquid storage tank in the sleeve, a jacket is further arranged on the outer side of the sleeve, and a medium heat preservation cavity is formed between the jacket and the sleeve;
the cooling mechanism is including the water tank that is used for the air duct to pass, wherein is provided with the sealed buffer cylinder in both ends on the air duct in the water tank, and the buffer cylinder internal diameter is greater than the air duct internal diameter, be provided with the cooling tube that the diameter is greater than the air duct internal diameter in the buffer cylinder, wherein the cooling tube both ends are the coniform structure, and the cooling tube both ends still are provided with intake pipe and the outlet duct that runs through buffer cylinder and water tank lateral wall in proper order respectively.
Preferably, the cooling pipe and the buffer cylinder are coaxially arranged, baffle plates are uniformly arranged on the upper side and the lower side in the cooling pipe, the baffle plates corresponding to the upper side and the lower side are staggered, the size ratio between the height of each baffle plate and the inner diameter of the cooling pipe is 2.
Preferably, the water tank is internally and spirally provided with a guide plate sleeved on the buffer cylinder, wherein the guide plate is welded and fixed with the water tank and the buffer cylinder, and the guide plate divides a cavity formed between the water tank and the buffer cylinder into a spirally arranged guide channel II.
Preferably, a main sewage drainage pipe is arranged below the water tank, branch pipes connected with the main sewage drainage pipe are arranged on the bottom wall of the water tank on two sides of the guide plate, and control valves are arranged on the branch pipes.
Preferably, a plurality of groups of arc-shaped arch parts are protruded on the side walls of the buffer cylinder and the cooling pipe along the length direction of the buffer cylinder and the cooling pipe.
Preferably, agitating unit includes the motor, and wherein the pivot of motor extends to in the liquid storage tank, and is located to be provided with the stirring rake in the pivot of liquid storage tank, the sleeve pipe is located between adjacent two sets of stirring rakes from top to bottom, and wherein the pivot is located the circular opening that constitutes between the multiunit sleeve pipe, and still the axial is provided with the strengthening rib on the sleeve pipe lateral wall.
Preferably, a baffle plate for separating the liquid storage tank from the water tank is arranged in the rectification tank body, a through hole for the air guide pipe to pass through is formed in the baffle plate, and a fan is arranged on the inner top wall of the rectification tank body above the water tank.
Preferably, the air inlet pipe is arranged at the bottom of the cooling pipe, the air outlet pipe is arranged at the top of the cooling pipe, and the installation positions of the air inlet pipe and the air outlet pipe are opposite.
The beneficial effects of the invention are: according to the invention, the heating plate works and heats the surface of the liquid storage tank, and meanwhile, the heating rod heats the hydrogen fluoride liquid in the middle of the liquid storage tank, so that the edge of the liquid storage tank and the middle of the inner part of the liquid storage tank are simultaneously heated, and the heating efficiency and effect are improved; meanwhile, the cooling liquid in the water tank penetrates through the side wall of the buffer cylinder to cool the hydrogen fluoride gas at the inner edge of the buffer cylinder, the cold air flow guided into the cooling pipe through the air inlet pipe penetrates through the side wall of the cooling pipe to cool the hydrogen fluoride gas at the middle of the buffer cylinder, and then the hydrogen fluoride gas at the inner edge of the buffer cylinder and at the middle of the buffer cylinder can be cooled simultaneously, so that the cooling effect and efficiency of the buffer cylinder are improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a sectional view of a cooling pipe in the present invention.
In the figure: 1. rectification jar body, 2, liquid storage tank, 3, air duct, 4, cooling body, 41, water tank, 42, buffer cylinder, 43, cooling tube, 44, intake pipe, 45, outlet duct, 5, sleeve pipe, 6, heating rod, 7, sleeve, 8, hot plate, 9, jacket, 10, medium heat preservation chamber, 11, baffling board, 12, water conservancy diversion passageway I,13, guide plate, 14, water conservancy diversion passageway II,15, blowdown header pipe, 16, branch pipe, 17, hunch portion, 18, baffle, 19, fan.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings 1-2.
The utility model provides a hydrogen fluoride purification device, includes the rectification jar body 1, inside one side of the rectification jar body 1 is equipped with liquid storage pot 2, wherein is provided with agitating unit on the liquid storage pot 2, and is provided with air duct 3 on the liquid storage pot 2, be provided with cooling body 4 on the air duct 3:
the liquid storage tank 2 is internally provided with a plurality of groups of sleeves 5 along the radial direction, wherein the sleeves 5 are internally provided with heating rods 6, the liquid storage tank 2 is further externally sleeved with a sleeve 7, the outer side wall of the liquid storage tank 2 in the sleeve 7 is provided with a heating plate 8, the outer side of the sleeve 7 is further provided with a jacket 9, and a medium heat preservation cavity 10 is formed between the jacket 9 and the sleeve 7.
The stirring device comprises a motor, wherein a rotating shaft of the motor extends into the liquid storage tank 2, and a stirring paddle is arranged on the rotating shaft positioned in the liquid storage tank 2.
Through adding hydrogen fluoride liquid into liquid storage pot 2, then heating plate 8 carries out work and heats the surface of liquid storage pot 2, still heat the hydrogen fluoride liquid of middle department in to liquid storage pot 2 through heating rod 6 simultaneously, thereby realize simultaneously carrying out the heating work to the hydrogen fluoride liquid of 2 borders of liquid storage pot and inside middle department, with this promotion its heating efficiency and effect, and agitating unit stirs the hydrogen fluoride liquid in liquid storage pot 2 simultaneously, make the hydrogen fluoride liquid in the liquid storage pot 2 can be heated evenly, and increase the speed that the hydrogen fluoride liquid converts hydrogen fluoride gas under the heating condition, the work efficiency of purification has been improved greatly, and the hydrogen fluoride gas who converts out will discharge through air duct 3.
And because sleeve pipe 5 is located between two sets of adjacent stirring paddles from top to bottom, wherein the pivot is located the circular opening that constitutes between multiunit sleeve pipe 5 for pivot and stirring paddle can not contact and cause the damage to sleeve pipe 5 in the rotation process, and still be provided with the strengthening rib in order to strengthen its intensity on the sleeve pipe 5 lateral wall axially.
The high temperature liquid medium through medium heat preservation chamber 10 in order to play the heat preservation effect to sleeve 7 and liquid storage pot 2 lateral wall at above-mentioned in-process, prevent above-mentioned heat on both lateral walls from giving off fast, and then indirect heating effect and the efficiency that promotes in the liquid storage pot 2, the produced heat of 8 work of while hot plate sees through sleeve 7 lateral walls and can play the heating effect to high temperature liquid in medium heat preservation chamber 10, prevent that its inside medium temperature from reducing and can not be fine play the problem of heat preservation effect to sleeve 7 and liquid storage pot 2.
The cooling mechanism 4 comprises a water tank 41 for the air duct 3 to pass through, wherein a buffer cylinder 42 with two sealed ends is arranged on the air duct 3 in the water tank 41, the inner diameter of the buffer cylinder 42 is larger than the inner diameter of the air duct 3, a cooling pipe 43 with the diameter larger than the inner diameter of the air duct 3 is arranged in the buffer cylinder 42, the two ends of the cooling pipe 43 are in a conical structure, the two ends of the cooling pipe 43 are respectively provided with an air inlet pipe 44 and an air outlet pipe 45 which sequentially penetrate through the buffer cylinder 42 and the side wall of the water tank 41, the air inlet pipe 44 is arranged at the bottom of the cooling pipe 43, the air outlet pipe 45 is arranged at the top of the cooling pipe 43, and the installation positions between the air inlet pipe 44 and the air outlet pipe 45 are opposite.
When the hydrogen fluoride gas flows in the gas-guide tube 3, it flows into the buffer cylinder 42 with larger inner diameter, at this time, the conical part at the top end of the cooling tube 43 can play a role of guiding and deflecting the hydrogen fluoride gas, so that the gas flows through the gap between the cooling tube 43 and the buffer cylinder 42, then the gas flowing into the buffer cylinder 42 is deflected through the cooling tube 43 to reduce the flow speed thereof, thereby prolonging the staying time of the gas in the buffer cylinder 42, at this time, the cooling liquid in the water tank 41 passes through the side wall of the buffer cylinder 42 to cool the hydrogen fluoride gas at the inner edge thereof, and meanwhile, the cold air flow introduced into the cooling tube 43 through the air inlet tube 44 passes through the side wall thereof to cool the hydrogen fluoride gas at the middle position in the buffer cylinder 42, thereby playing a role of cooling the hydrogen fluoride gas at the inner edge and the middle position in the buffer cylinder 42, and improving the cooling effect and efficiency thereof.
The cooling tube 43 and the buffer cylinder 42 are coaxially arranged, wherein baffle plates 11 are uniformly arranged on the upper side and the lower side in the cooling tube 43, the baffle plates 11 corresponding to the upper side and the lower side are staggered, the height of each baffle plate 11 and the inner diameter of the cooling tube 43 are in a size ratio of 2, and the interior of the cooling tube 43 is divided into a group of snake-shaped flow guide channels I12 by a plurality of groups of baffle plates 11.
The water tank 41 is internally spirally provided with a guide plate 13 sleeved on the buffer cylinder 42, wherein the guide plate 13 is welded and fixed with the water tank 41 and the buffer cylinder 42, and the guide plate 13 divides a cavity formed between the water tank 41 and the buffer cylinder 42 into a spirally arranged guide channel II14.
The flow guide channel I12 formed by the baffle plate 11 prolongs the stay time and path of the cooling gas in the cooling tube 43, so that the cooling tube 43 can be cooled by the side wall of the cooling tube 43 and the hydrogen fluoride gas in the buffer cylinder 42 through the side wall of the cooling tube, and the gas is prevented from being discharged through the gas outlet pipe after rapidly passing through the cooling tube 43, so that the cooling tube 43 is not fully cooled and is discharged, and the problem that the cooling tube 43 cools the hydrogen fluoride gas in the buffer cylinder 42 is influenced.
Similarly, strengthen the connection steadiness between water tank 41 and buffer cylinder 42 through guide plate 13, wherein guide channel II14 that constitutes through guide plate 13 is long and the way in order to prolong the dwell of coolant liquid in water tank 41, and then makes it can cool off the hydrogen fluoride gas in water tank 41 lateral wall and see through its lateral wall to the buffer cylinder 42, prevents that gas from discharging after the quick water tank 41 that passes through, and then leads to it not fully cooling the problem that discharges promptly to hydrogen fluoride gas in the buffer cylinder 42.
A main sewage drainage pipe 15 is arranged below the water tank 41, branch pipes 16 connected with the main sewage drainage pipe 15 are arranged on the bottom walls of the water tanks 41 on the two sides of the guide plate 13, and control valves are arranged on the branch pipes 16.
When the coolant in the water tank 41 needs to be drained after the work is finished, and the liquid deposited at the bottom of the diversion channel II14 is shielded and influenced by the diversion plate 13 and can not circulate, the control valve can be opened, so that the liquid at the bottoms of the diversion channels II14 at the two sides of the diversion plate 13 can flow into the main sewage pipe 15 through the branch pipe 16 and be drained, and the purpose of draining the possible deposited liquid at the bottom of the water tank 41 is achieved.
In this embodiment, a plurality of sets of arc-shaped arching portions 17 are protruded along the length direction on the side walls of the buffer cylinder 42 and the cooling tube 43, the contact area between the liquid in the water tank 41 and the hydrogen fluoride gas at the inner edge of the buffer cylinder 42 is increased through the arching portions 17, and the contact area between the cooling gas in the cooling tube 43 and the hydrogen fluoride gas at the middle position in the buffer cylinder 42 is increased through the arching portions 17, so that the cooling effect and the efficiency of the hydrogen fluoride gas are effectively improved.
A baffle plate 18 for separating the liquid storage tank 2 from the water tank 41 is arranged in the rectification tank body 1, wherein a through hole for the air duct 3 to pass through is formed in the baffle plate 18, and a fan 19 is arranged on the inner top wall of the rectification tank body 1 above the water tank 41.
The fan 19 can cool the inside of the rectification tank body 1 when working, so that the generated cold air flow can cool the side walls of the water tank 41 and the air duct 3, thereby indirectly improving the cooling efficiency and the cooling effect of the hydrogen fluoride gas in the air duct 3, and meanwhile, the space in the rectification tank body 1 is divided into two parts by the baffle 18, so that the low temperature emitted by the water tank 41 and the cold air flow generated by the fan 19 are prevented from flowing to the liquid storage tank 2 to influence the heating work of the liquid storage tank.
The present invention has been described in detail, but the above description is only a preferred embodiment of the present invention, and is not to be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (8)
1. The utility model provides a hydrogen fluoride purification device, includes the rectification jar body, inside one side of the rectification jar body is equipped with the liquid storage pot, wherein is provided with agitating unit on the liquid storage pot, and is provided with the air duct on the liquid storage pot, be provided with cooling body on the air duct, its characterized in that:
a plurality of groups of sleeves are radially arranged in the liquid storage tank, wherein heating rods are arranged in the sleeves, a sleeve is further sleeved on the liquid storage tank, a heating plate is arranged on the outer side wall of the liquid storage tank in the sleeve, a jacket is further arranged on the outer side of the sleeve, and a medium heat preservation cavity is formed between the jacket and the sleeve;
the cooling mechanism is including the water tank that is used for the air duct to pass, wherein is provided with the sealed buffer cylinder in both ends on the air duct in the water tank, and the buffer cylinder internal diameter is greater than the air duct internal diameter, be provided with the cooling tube that the diameter is greater than the air duct internal diameter in the buffer cylinder, wherein the cooling tube both ends are the coniform structure, and the cooling tube both ends still are provided with intake pipe and the outlet duct that runs through buffer cylinder and water tank lateral wall in proper order respectively.
2. The apparatus for purifying hydrogen fluoride according to claim 1, wherein: the cooling pipe and the buffer cylinder are coaxially arranged, the upper side and the lower side in the cooling pipe are also uniformly provided with baffle plates, the baffle plates corresponding to each other are staggered, the height of each baffle plate and the inner diameter of the cooling pipe are in a size ratio of 2.
3. The apparatus for purifying hydrogen fluoride according to claim 1, wherein: the water tank is internally and spirally provided with a guide plate sleeved on the buffer cylinder, wherein the guide plate, the water tank and the buffer cylinder are welded and fixed, and the guide plate divides a cavity formed between the water tank and the buffer cylinder into a guide channel II which is spirally arranged.
4. The apparatus for purifying hydrogen fluoride according to claim 3, wherein: the water tank below is provided with the female pipe of blowdown, wherein all is provided with the branch pipe of being connected with the female pipe of blowdown on the water tank diapire of guide plate both sides, and is provided with the control valve on the branch pipe.
5. The apparatus for purifying hydrogen fluoride according to claim 1, wherein: and a plurality of groups of arc-shaped arch parts are protruded on the side walls of the buffer cylinder and the cooling pipe along the length direction of the buffer cylinder and the cooling pipe.
6. The apparatus for purifying hydrogen fluoride according to claim 1, wherein: agitating unit includes the motor, and wherein the pivot of motor extends to in the liquid storage pot, and is located the pivot in the liquid storage pot and is provided with the stirring rake, the sleeve pipe is located between adjacent two sets of stirring rakes from top to bottom, and wherein the pivot is located the circular opening that constitutes between the multiunit sleeve pipe, and the axial is provided with the strengthening rib on the sleeve pipe lateral wall still.
7. The apparatus for purifying hydrogen fluoride according to claim 1, wherein: the rectifying tank is internally provided with a baffle for separating the liquid storage tank from the water tank, wherein the baffle is provided with a through hole for the air duct to pass through, and the top wall of the rectifying tank above the water tank is provided with a fan.
8. The apparatus for purifying hydrogen fluoride according to claim 1, wherein: the air inlet pipe is arranged at the bottom of the cooling pipe, the air outlet pipe is arranged at the top of the cooling pipe, and the installation positions of the air inlet pipe and the air outlet pipe are opposite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221036475.2U CN217697959U (en) | 2022-05-04 | 2022-05-04 | Hydrogen fluoride purification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221036475.2U CN217697959U (en) | 2022-05-04 | 2022-05-04 | Hydrogen fluoride purification device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217697959U true CN217697959U (en) | 2022-11-01 |
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ID=83790076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221036475.2U Active CN217697959U (en) | 2022-05-04 | 2022-05-04 | Hydrogen fluoride purification device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217697959U (en) |
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2022
- 2022-05-04 CN CN202221036475.2U patent/CN217697959U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A hydrogen fluoride purification device Effective date of registration: 20230727 Granted publication date: 20221101 Pledgee: Ganzhou branch of Jiujiang Bank Co.,Ltd. Pledgor: Jiangxi Huikai Chemical Co.,Ltd. Registration number: Y2023980050042 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |