CN216855700U - Tetrahydrofuran rectifying device capable of recycling heat - Google Patents
Tetrahydrofuran rectifying device capable of recycling heat Download PDFInfo
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- CN216855700U CN216855700U CN202220282619.6U CN202220282619U CN216855700U CN 216855700 U CN216855700 U CN 216855700U CN 202220282619 U CN202220282619 U CN 202220282619U CN 216855700 U CN216855700 U CN 216855700U
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Abstract
The utility model discloses a tetrahydrofuran rectifying device capable of recycling heat, which belongs to the technical field of tetrahydrofuran processing and comprises a first fixing frame, wherein the right side surface of the first fixing frame is fixedly connected with the left side surface of a second fixing frame, the inner wall of the second fixing frame is fixedly connected with the outer surface of a storage tank, and the upper surface of the storage tank is communicated with the bottom end of a first conduit. This can be to tetrahydrofuran rectifier unit of heat recovery utilization, through setting up helical blade, the heat-conducting plate, storage water tank and condenser pipe, because helical blade can rub with the heat-conducting plate at the pivoted in-process and produce a large amount of heats, make this rectifier unit can additionally generate recoverable resource, make this rectifier unit can retrieve and save the heat of condenser pipe inside heat extraction at the in-process of in-service use, direct emission quality has been reduced and the condition that causes the influence to the environment, avoid this rectifier unit to cause the extravagant condition to the resource.
Description
Technical Field
The utility model belongs to the technical field of tetrahydrofuran processing, and particularly relates to a tetrahydrofuran rectifying device capable of recycling heat.
Background
Tetrahydrofuran is an important organic synthetic raw material and is a solvent with excellent performance, is particularly suitable for dissolving PVC, polyvinylidene chloride and butylaniline, is widely used as a solvent for surface coating, anticorrosive coating, printing ink, magnetic tape and film coating, is also used as a reaction solvent, and can be used for arbitrarily controlling the thickness and brightness of an aluminum layer when being used for electroplating aluminum liquid. Methanol has a boiling point of 64.5 ℃, is mainly used as a solvent for paints, inks, dyes, cellulose acetate and the like, and can also be used as a raw material for pesticides, medicines and plastics.
At present when carrying out the rectification to tetrahydrofuran and extracting, adopt large-scale rectifier to extract it more, however at actual operation's in-process, need exert pressure a large amount of pressure in rectifier inside, and need ensure its inside temperature, then subsequently need condense rectification gas, the heat of steam then can directly dissipate outside this moment, not only cause certain influence to the environment easily, and be difficult to carry out recycle to the heat, lead to present most rectifier to waste a large amount of resources when handling tetrahydrofuran.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to overcome the defects in the prior art, the utility model provides a tetrahydrofuran rectification device capable of recycling heat, which solves the problems that when tetrahydrofuran is rectified and extracted at present, a large-scale rectification device is mostly adopted for extracting tetrahydrofuran, however, in the actual operation process, a large amount of pressure needs to be applied to the interior of the rectification device, the temperature of the interior of the rectification device needs to be guaranteed, rectification gas needs to be condensed subsequently, and at the moment, the heat of steam is directly dissipated to the outside, so that not only is certain influence on the environment easily caused, but also the heat is difficult to recycle, and a large amount of resources are wasted when most of the existing rectification devices process tetrahydrofuran.
(II) technical scheme
In order to achieve the purpose, the utility model provides the following technical scheme: a tetrahydrofuran rectification device capable of recycling heat comprises a first fixing frame, wherein the right side face of the first fixing frame is fixedly connected with the left side face of a second fixing frame, the inner wall of the second fixing frame is fixedly connected with the outer surface of a storage tank, the upper surface of the storage tank is communicated with the bottom end of a first conduit, the other end of the first conduit is fixedly connected with the bottom end of a first elbow, the first conduit is communicated with the right end of a condensation pipe through a first elbow, a connecting shaft is arranged in the condensation pipe, the left end and the right end of the connecting shaft are respectively fixedly connected with one end of opposite faces of two rotating assemblies, the rotating assembly on the right side is clamped in the first elbow, the outer surface of the connecting shaft is fixedly connected with the inner wall of a helical blade, the outer surface of the helical blade is mutually clamped with the inner wall of the condensation pipe, and two heat-conducting plates are fixedly connected in the condensation pipe, and the inner walls of the two heat-conducting plates are matched with the inner wall of the condenser pipe, the inner walls of the heat-conducting plates are mutually clamped with the outer surfaces of the helical blades, and the outer surfaces of the two heat-conducting plates are fixedly connected with the opposite surfaces of the two water storage tanks respectively.
As a further scheme of the utility model: the left side surface and the right side surface of the water storage tank are respectively communicated with one ends of opposite surfaces of the two first drainage pipes, the other ends of the four first drainage pipes are fixedly connected with the upper surface of the sealing cover, and the lower surface of the sealing cover is fixedly connected with the upper surface of the heat preservation shell.
As a further scheme of the utility model: be provided with the retort in the heat preservation shell, the mutual joint of the upper surface of the lower surface of sealed lid and retort, and the bottom of four first calandria pipes all is located between heat preservation shell and the retort.
As a further scheme of the utility model: the outer surface of the heat preservation shell is fixedly connected with four positioning sleeves, and the ends, far away from the two corresponding positioning sleeves, of the four positioning sleeves are fixedly connected with the left side surface and the right side surface of the inner wall of the first fixing frame.
As a further scheme of the utility model: the upper surface of sealed lid is linked together with the bottom of second pipe, the top of second pipe is linked together with the bottom of second elbow, the inner wall of second elbow with be located left swivel assembly joint each other, the other end of second elbow is linked together with the left end of condenser pipe.
As a further scheme of the utility model: the surface of storage jar is linked together with the top of second drain pipe, the second drain pipe is located the below of storage jar, the bottom of second drain pipe is linked together with the upper surface of finished product storage box, the inner wall fixed connection of finished product storage box through bottom plate and second mount.
As a further scheme of the utility model: the quantity of rotating assembly is two, and two rotating assembly all include location bearing, and two location bearings joint respectively in first elbow and second elbow, have all cup jointed the fixed axle in two location bearings, the one end of two fixed axle opposite faces respectively with the connecting axle about both ends fixed connection.
(III) advantageous effects
Compared with the prior art, the utility model has the beneficial effects that:
1. the tetrahydrofuran rectification device capable of recycling heat is characterized in that a spiral blade, a heat conducting plate, a water storage tank and a condensation pipe are arranged, when tetrahydrofuran distilled gas enters the condensation pipe along with the internal pressure of a distillation tank, the tetrahydrofuran distilled gas moves to a first elbow along the spiral blade and along with the movement of the tetrahydrofuran distilled gas, the spiral blade gradually rotates due to the pressure of the tetrahydrofuran distilled gas, most of heat of the tetrahydrofuran distilled gas is absorbed by the spiral blade to promote condensation molding of the tetrahydrofuran distilled gas, the absorbed heat is transferred to the heat conducting plate along with the rotation of the spiral blade, at the moment, the temperature of liquid in the water storage tank gradually rises under the conduction of the heat conducting plate, so that the heat is recycled, and a great amount of heat is generated due to the friction between the spiral blade and the heat conducting plate in the rotating process, so that the rectification device can additionally generate recyclable resources, make this rectifier unit can retrieve and save the heat of condenser inside heat extraction at the in-process of in-service use, reduced direct emission quality and led to the fact the condition of influence to the environment, avoided this rectifier unit to cause the extravagant condition to the resource.
2. This can be to heat recovery utilizes's tetrahydrofuran rectifier unit, through setting up first calandria and heat preservation shell, when the inside liquid temperature of storage water tank promoted to sufficient height, then the staff can start the inside water pump of storage water tank, and transmit high temperature liquid to the position between heat preservation shell and the retort through the inside water pump of storage water tank, thereby improved the inside temperature of retort through high temperature liquid, and because liquid lasts and circulates in two first calandria that correspond the water tank and connect, make liquid be difficult for crossing the inside heat of absorption retort because of the temperature, thereby ensured this rectifier unit to tetrahydrofuran's processing effect, when having ensured this rectifier unit simultaneously to heat utilization efficiency.
3. This can be to heat recovery utilization's tetrahydrofuran rectifier unit, through setting up rotating assembly for this rectifier unit is at the in-process of operation, and helical blade can keep rotatory state, makes when tetrahydrofuran distilled gas promotes helical blade and rotates, and the difficult condition that blocks and pause that appears of helical blade makes helical blade can fully rub with the heat-conducting plate and conduct heat, has ensured the stability of this rectifier unit operation.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic perspective view of a second fixing frame according to the present invention;
FIG. 3 is a schematic three-dimensional sectional structure of a condenser tube according to the present invention;
FIG. 4 is a schematic three-dimensional structure of a distillation tank according to the present invention;
in the figure: the device comprises a first fixing frame 1, a second fixing frame 2, a storage tank 3, a first guide pipe 4, a first elbow 5, a condensation pipe 6, a rotating component 7, a fixed shaft 71, a positioning bearing 72, a connecting shaft 8, a helical blade 9, a heat conducting plate 10, a water storage tank 11, a first drain pipe 12, a sealing cover 13, a heat insulating shell 14, a distillation tank 15, a positioning sleeve 16, a second guide pipe 17, a second elbow 18, a finished product storage tank 19 and a second drain pipe 20.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
As shown in fig. 1 to 4, the present invention provides a technical solution: a tetrahydrofuran rectification device capable of recycling heat comprises a first fixing frame 1, the right side surface of the first fixing frame 1 is fixedly connected with the left side surface of a second fixing frame 2, the inner wall of the second fixing frame 2 is fixedly connected with the outer surface of a storage tank 3, the upper surface of the storage tank 3 is communicated with the bottom end of a first conduit 4, the other end of the first conduit 4 is fixedly connected with the bottom end of a first elbow 5, the first conduit 4 is communicated with the right end of a condensation pipe 6 through the first elbow 5, a connecting shaft 8 is arranged in the condensation pipe 6, the left end and the right end of the connecting shaft 8 are respectively fixedly connected with one end of the opposite surfaces of two rotating assemblies 7, the rotating assembly 7 positioned on the right side is clamped in the first elbow 5, the outer surface of the connecting shaft 8 is fixedly connected with the inner wall of a helical blade 9, the outer surface of the helical blade 9 is clamped with the inner wall of the condensation pipe 6, two heat-conducting plates 10 are fixedly connected in the condensation pipe 6, and the inner walls of two heat-conducting plates 10 all adapt with the inner wall of condenser pipe 6, the inner wall of heat-conducting plate 10 and the surface of helical blade 9 joint each other, and the surface of two heat-conducting plates 10 respectively with the opposite face fixed connection of two storage water tanks 11, through setting up helical blade 9, heat-conducting plate 10, storage water tank 11 and condenser pipe 6, because helical blade 9 can rub with heat-conducting plate 10 and produce a large amount of heat at the pivoted in-process, make this rectifier unit can additionally generate recoverable resource, make this rectifier unit can retrieve and save the heat of the inside heat extraction of condenser pipe 6 at the in-process of in-service use, reduced direct discharge quality and led to the fact the condition of influence to the environment, avoid this rectifier unit to lead to the fact the extravagant condition of resource.
Specifically, as shown in fig. 1 and 3, the left and right side surfaces of the water storage tank 11 are respectively communicated with one end of the opposite surfaces of the two first drainage pipes 12, the other ends of the four first drainage pipes 12 are fixedly connected with the upper surface of a sealing cover 13, the lower surface of the sealing cover 13 is fixedly connected with the upper surface of a heat preservation shell 14, a distillation retort 15 is arranged in the heat preservation shell 14, the lower surface of the sealing cover 13 is mutually clamped with the upper surface of the distillation retort 15, and the bottom ends of the four first drainage pipes 12 are all positioned between the heat preservation shell 14 and the distillation retort 15, and because the heat preservation shell 14 is arranged, the liquid is not easy to absorb the heat in the distillation retort 15 due to the low temperature, thereby ensuring the processing effect of the rectification device on tetrahydrofuran, ensuring the utilization efficiency of the rectification device on heat, simultaneously fixedly connecting four positioning sleeves 16 on the outer surface of the heat preservation shell 14, the ends of the two corresponding positioning sleeves 16 far away from each other are fixedly connected with the left side surface and the right side surface of the inner wall of the first fixing frame 1.
Specifically, as shown in fig. 1, 3 and 4, the upper surface of the sealing cover 13 is communicated with the bottom end of the second conduit 17, the top end of the second conduit 17 is communicated with the bottom end of the second elbow 18, the inner wall of the second elbow 18 is clamped with the rotating component 7 positioned on the left side, the other end of the second elbow 18 is communicated with the left end of the condenser pipe 6, the outer surface of the storage tank 3 is communicated with the top end of the second drain pipe 20, the second drain pipe 20 is positioned below the storage tank 3, the bottom end of the second drain pipe 20 is communicated with the upper surface of the finished product storage tank 19, the finished product storage tank 19 is fixedly connected with the inner wall of the second fixing frame 2 through a bottom plate, the number of the rotating components 7 is two, the two rotating components 7 each include a positioning bearing 72, the two positioning bearings 72 are clamped in the first elbow 5 and the second elbow 18 respectively, a fixing shaft 71 is sleeved in the two positioning bearings 72, one end of the opposite surfaces of the two fixed shafts 71 is fixedly connected with the left end and the right end of the connecting shaft 8 respectively.
The working principle of the utility model is as follows:
s1, when the rectifying device is used, workers need to pour tetrahydrofuran into the distillation retort 15, meanwhile, a proper amount of catalyst is added, the tetrahydrofuran is refined by increasing the internal temperature of the distillation retort 15, and when the tetrahydrofuran is evaporated along with high temperature and enters the second elbow 18 along the second conduit 17, tetrahydrofuran distilled gas gradually enters the condensation pipe 6;
s2, when the tetrahydrofuran distilled gas enters the condensation pipe 6 along with the internal pressure of the distillation tank 15, the tetrahydrofuran distilled gas will move towards the first elbow 5 along the helical blade 9, and along with the movement of the tetrahydrofuran distilled gas, the helical blade 9 will gradually rotate due to the pressure thereof, because the helical blade 9 will absorb most of the heat of the tetrahydrofuran distilled gas, thereby promoting the tetrahydrofuran distilled gas to be condensed and formed, and the absorbed heat will be transferred to the heat conduction plate 10 along with the rotation of the helical blade 9, at this time, the temperature of the liquid in the water storage tank 11 will gradually rise under the conduction of the heat conduction plate 10, thereby realizing the heat recovery;
s3, when the temperature of the liquid in the water storage tank 11 is raised to a sufficient height, the worker can start the water pump in the water storage tank 11 and transmit the high-temperature liquid to the position between the heat preservation shell 14 and the distillation retort 15 through the water pump in the water storage tank 11, so that the temperature in the distillation retort 15 is increased through the high-temperature liquid, and the liquid continuously circulates in the two first drain pipes 12 connected with the corresponding water tanks.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 (7)
1. The utility model provides a can be to tetrahydrofuran rectifier unit of heat recovery utilization, includes first mount (1), its characterized in that: the right side face of the first fixing frame (1) is fixedly connected with the left side face of the second fixing frame (2), the inner wall of the second fixing frame (2) is fixedly connected with the outer surface of the storage tank (3), the upper surface of the storage tank (3) is communicated with the bottom end of the first conduit (4), the other end of the first conduit (4) is fixedly connected with the bottom end of the first elbow (5), the first conduit (4) is communicated with the right end of the condensation pipe (6) through the first elbow (5), a connecting shaft (8) is arranged in the condensation pipe (6), the left end and the right end of the connecting shaft (8) are fixedly connected with one ends of opposite faces of two rotating assemblies (7) respectively, the rotating assemblies (7) on the right side are clamped in the first elbow (5), the outer surface of the connecting shaft (8) is fixedly connected with the inner wall of the spiral blade (9), the outer surface of the spiral blade (9) is clamped with the inner wall of the condensation pipe (6), two heat-conducting plates (10) of fixedly connected with in condenser pipe (6), and the inner wall of two heat-conducting plates (10) all with the inner wall looks adaptation of condenser pipe (6), the inner wall of heat-conducting plate (10) and the mutual joint of surface of helical blade (9), and the surface of two heat-conducting plates (10) respectively with the opposite face fixed connection of two storage water tanks (11).
2. The tetrahydrofuran rectifying apparatus capable of recycling heat according to claim 1, wherein: the left side surface and the right side surface of the water storage tank (11) are respectively communicated with one end of each of two opposite surfaces of the first drainage pipes (12), the other ends of the four first drainage pipes (12) are fixedly connected with the upper surface of the sealing cover (13), and the lower surface of the sealing cover (13) is fixedly connected with the upper surface of the heat preservation shell (14).
3. The tetrahydrofuran rectifying apparatus capable of recycling heat according to claim 2, wherein: be provided with retort (15) in heat preservation shell (14), the mutual joint of the upper surface of the lower surface of sealed lid (13) and retort (15), and the bottom of four first drain pipes (12) all is located between heat preservation shell (14) and retort (15).
4. The tetrahydrofuran rectifying apparatus capable of recycling heat according to claim 3, wherein: the outer surface of the heat preservation shell (14) is fixedly connected with four positioning sleeves (16), and the ends, far away from the two corresponding positioning sleeves (16), are fixedly connected with the left side surface and the right side surface of the inner wall of the first fixing frame (1).
5. The tetrahydrofuran rectifying apparatus capable of recycling heat according to claim 2, wherein: the upper surface of sealed lid (13) is linked together with the bottom of second pipe (17), the top of second pipe (17) is linked together with the bottom of second elbow (18), the inner wall of second elbow (18) with be located left rotating component (7) joint each other, the other end of second elbow (18) communicates with the left end of condenser pipe (6).
6. The tetrahydrofuran rectifying apparatus capable of recycling heat according to claim 1, wherein: the surface of storage jar (3) is linked together with the top of second drain pipe (20), second drain pipe (20) are located the below of storage jar (3), the bottom of second drain pipe (20) is linked together with the upper surface of finished product storage box (19), the inner wall fixed connection of finished product storage box (19) through bottom plate and second mount (2).
7. The tetrahydrofuran rectifying apparatus capable of recycling heat according to claim 5, wherein: the quantity of rotating assembly (7) is two, and two rotating assembly (7) all include location bearing (72), and two location bearing (72) joint respectively in first elbow (5) and second elbow (18), all cup jointed fixed axle (71) in two location bearing (72), the one end of two fixed axle (71) opposite faces respectively with connecting axle (8) control both ends fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220282619.6U CN216855700U (en) | 2022-02-11 | 2022-02-11 | Tetrahydrofuran rectifying device capable of recycling heat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220282619.6U CN216855700U (en) | 2022-02-11 | 2022-02-11 | Tetrahydrofuran rectifying device capable of recycling heat |
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| Publication Number | Publication Date |
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| CN216855700U true CN216855700U (en) | 2022-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220282619.6U Active CN216855700U (en) | 2022-02-11 | 2022-02-11 | Tetrahydrofuran rectifying device capable of recycling heat |
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| CN (1) | CN216855700U (en) |
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