CN216824870U - Rectifying tower is used in ethylene carbonate production - Google Patents
Rectifying tower is used in ethylene carbonate production Download PDFInfo
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- CN216824870U CN216824870U CN202123377449.4U CN202123377449U CN216824870U CN 216824870 U CN216824870 U CN 216824870U CN 202123377449 U CN202123377449 U CN 202123377449U CN 216824870 U CN216824870 U CN 216824870U
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- ethylene carbonate
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Abstract
The utility model provides a rectifying column for producing ethylene carbonate, which belongs to the technical field of ethylene carbonate production, and comprises a tower body, wherein one side of the tower body is provided with a liquid inlet and a steam inlet, the steam inlet is positioned at the lower side of the liquid inlet, the other side of the tower body is provided with a water pipe, a plurality of spray pipes are fixedly connected between the water pipe and the tower body, the outer side of the tower body is provided with a ventilation cylinder, a ventilation pipe is fixedly connected between the ventilation cylinder and the tower body, the lower side of the ventilation cylinder is provided with a driving component, and the driving component is used for changing the air pressure in the tower body; need not to open the tower body, reduce manual operation, improve the cleaning efficiency, can dredge the tower body, solve the condition of jam, need not to open the tower body and dredge.
Description
Technical Field
The utility model belongs to the technical field of carbonic ethylene ester production, concretely relates to rectifying column is used in carbonic ethylene ester production.
Background
The ethylene carbonate is an organic solvent with excellent performance and can dissolve various polymers; can be used as an organic intermediate to replace ethylene oxide for a dioxygenation reaction and is a main raw material for producing dimethyl carbonate by a transesterification method; can also be used as raw materials for synthesizing furazolidone, water glass series sizing agent, fiber finishing agent and the like; in addition, the electrolyte is also applied to lithium battery electrolytes. Ethylene carbonate is also useful as a reactive intermediate in the production of lubricating oils and greases.
The rectifying column is a tower-type gas-liquid contact device for rectifying the ethylene carbonate, and when the ethylene carbonate is produced, the internal blockage condition which can be inevitably generated occurs, the internal structure of the rectifying column is cleaned manually, the time and the labor are consumed, and the cleaning efficiency is not high.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a rectifying column is used in ethylene carbonate production aims at solving the problem that passes through artifical clearance rectifying column inner structure, consuming time power and cleaning efficiency are not high among the prior art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a rectifying column is used in production of ethylene carbonate, includes the tower body, one side of tower body is provided with inlet and steam inlet, steam inlet is located the downside of inlet, the opposite side of tower body is provided with the water pipe, a plurality of shower of fixedly connected with between water pipe and the tower body, the outside of tower body is provided with the section of thick bamboo of ventilating, fixedly connected with breather pipe between the section of thick bamboo of ventilating and the tower body, the downside of the section of thick bamboo of ventilating is provided with drive assembly, drive assembly is used for changing the atmospheric pressure in the tower body.
As an optimal scheme of the utility model, sliding connection has the piston in the chimney, the lower extreme fixedly connected with straight-bar of piston, the straight-bar slides and runs through the chimney and downwardly extending, the lower extreme fixedly connected with ellipse of straight-bar encloses.
As a preferred scheme of the utility model, drive assembly includes quarter butt, eccentric plate, step motor and mounting bracket, mounting bracket fixed connection is in the surface of tower body, step motor fixed connection is in the upper end of mounting bracket, one side fixed connection of eccentric plate is in step motor's output, quarter butt sliding connection is in oval circle, and quarter butt fixed connection is in the opposite side of eccentric plate.
As an optimized scheme of the utility model, it is a plurality of shower align to grid, every all install the solenoid valve on the shower.
As an optimized scheme, a plurality of sieve plates of fixedly connected with in the tower body, the upper end of tower body is provided with top of the tower steam outlet.
As an optimized scheme, fixedly connected with liquid collector in the tower body, the lower extreme of tower body is provided with the liquid outlet, liquid collector's lower extreme and liquid outlet intercommunication.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses when needs are washd in to the tower body, the washing liquid evenly sprays in the tower body through a plurality of shower, washs in the tower body, discharges from the liquid outlet at last, need not to open the tower body, reduces manual operation, improves the cleaning efficiency.
2. The utility model discloses a step motor's output drives the eccentric plate and rotates, drives piston reciprocating motion at last, changes the atmospheric pressure in the section of thick bamboo of ventilating during piston reciprocating motion to change the atmospheric pressure in the tower body, be in encapsulated situation in the tower body, change atmospheric pressure through the high frequency, can dredge the tower body, solve the condition of jam, need not to open the tower body and dredge.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
In the drawings:
fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic side view of the present invention;
fig. 3 is a schematic structural view of the driving assembly of the present invention;
fig. 4 is a schematic sectional view of the present invention.
In the figure: 1. a tower body; 2. a liquid inlet; 3. a steam inlet; 4. a top vapor outlet; 5. a liquid outlet; 6. a water pipe; 7. a shower pipe; 8. an electromagnetic valve; 9. a breather pipe; 10. a breather tube; 11. a piston; 12. a straight rod; 13. an oval ring; 14. a short bar; 15. an eccentric plate; 16. a stepping motor; 17. a mounting frame; 18. a sieve plate; 19. a liquid collector.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to 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", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to 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 should be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like, are to be interpreted 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 meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
Examples
Referring to fig. 1 to 4, the technical solution provided by the present embodiment is as follows:
the utility model provides a rectifying column is used in production of ethylene carbonate, including tower body 1, one side of tower body 1 is provided with inlet 2 and steam inlet 3, steam inlet 3 is located inlet 2's downside, the opposite side of tower body 1 is provided with water pipe 6, a plurality of shower pipes of fixedly connected with 7 between water pipe 6 and the tower body 1, the outside of tower body 1 is provided with air tube 10, fixedly connected with breather pipe 9 between air tube 10 and the tower body 1, the downside of air tube 10 is provided with drive assembly, drive assembly is used for changing the atmospheric pressure in the tower body 1.
In the embodiment of the utility model, water pipe 6 is connected with outside pipeline, a washing liquid is used for adding, when needs wash in to tower body 1, the washing liquid evenly sprays in tower body 1 through a plurality of shower 7, wash in to tower body 1, discharge from liquid outlet 5 at last, need not to open tower body 1, reduce manual operation, the cleaning efficiency is improved, output through step motor 16 drives eccentric plate 15 and rotates, drive piston 11 reciprocating motion at last, change the atmospheric pressure in the section of thick bamboo 10 of ventilating during piston 11 reciprocating motion, thereby change the atmospheric pressure in tower body 1, be in encapsulated situation in tower body 1, change atmospheric pressure through the high frequency, can dredge tower body 1, the condition of solving the jam, need not to open tower body 1 and dredge.
Specifically, a piston 11 is slidably connected in the ventilation cylinder 10, a straight rod 12 is fixedly connected to the lower end of the piston 11, the straight rod 12 slidably penetrates through the ventilation cylinder 10 and extends downward, and an oval ring 13 is fixedly connected to the lower end of the straight rod 12.
In the embodiment of the present invention, the oval ring 13 is located at the lower side of the ventilation tube 10, the oval ring 13 drives the straight rod 12 to move back and forth when moving back and forth, the straight rod 12 drives the piston 11 to move back and forth, the ventilation tube 10 is communicated with the tower body 1 through the ventilation tube 9, and the effect of changing the air pressure in the tower body 1 is achieved.
Specifically, the driving assembly includes a short rod 14, an eccentric plate 15, a stepping motor 16 and an installation frame 17, the installation frame 17 is fixedly connected to the outer surface of the tower body 1, the stepping motor 16 is fixedly connected to the upper end of the installation frame 17, one side of the eccentric plate 15 is fixedly connected to the output end of the stepping motor 16, the short rod 14 is slidably connected to the inside of the elliptical ring 13, and the short rod 14 is fixedly connected to the other side of the eccentric plate 15.
In the embodiment of the present invention, the output end of the stepping motor 16 drives the eccentric plate 15 to rotate, and the eccentric plate 15 drives the short rod 14 to rotate eccentrically, so as to drive the elliptical ring 13 to reciprocate up and down.
Specifically, a plurality of spray pipes 7 are uniformly arranged, and each spray pipe 7 is provided with an electromagnetic valve 8.
The utility model discloses an in the embodiment, 7 align to grid of shower, when 7 blowout of shower wash, can evenly wash tower body 1, and install solenoid valve 8 on every shower 7, the condition that can avoid the backward flow takes place.
Specifically, a plurality of sieve plates 18 are fixedly connected in the tower body 1, and a tower top steam outlet 4 is arranged at the upper end of the tower body 1.
In the embodiment of the present invention, the sieve plate 18 is used for assisting the production of ethylene carbonate, and the steam is finally discharged from the steam outlet 4 at the top of the tower.
Specifically, a liquid collector 19 is fixedly connected in the tower body 1, a liquid outlet 5 is arranged at the lower end of the tower body 1, and the lower end of the liquid collector 19 is communicated with the liquid outlet 5.
In the embodiment of the present invention, the funnel-shaped liquid collector 19 can better collect the flowing liquid and reduce the liquid residue.
The working principle is as follows: when needs wash in to tower body 1, the washing liquid evenly sprays in tower body 1 through a plurality of shower 7, wash in the tower body 1, discharge from liquid outlet 5 at last, need not to open tower body 1, reduce manual operation, the cleaning efficiency is improved, output through step motor 16 drives eccentric plate 15 and rotates, drive piston 11 reciprocating motion at last, change the atmospheric pressure in the section of thick bamboo 10 of ventilating during piston 11 reciprocating motion, thereby change the atmospheric pressure in the tower body 1, be in encapsulated situation in tower body 1, change atmospheric pressure through the high frequency, can dredge tower body 1, solve the condition of jam, need not to open tower body 1 and dredge.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a rectifying column is used in production of ethylene carbonate, includes tower body (1), its characterized in that, one side of tower body (1) is provided with inlet (2) and steam inlet (3), steam inlet (3) are located the downside of inlet (2), the opposite side of tower body (1) is provided with water pipe (6), a plurality of shower of fixedly connected with (7) between water pipe (6) and tower body (1), the outside of tower body (1) is provided with a section of thick bamboo of ventilating (10), fixedly connected with breather pipe (9) between a section of thick bamboo of ventilating (10) and tower body (1), the downside of a section of thick bamboo of ventilating (10) is provided with drive assembly, drive assembly is used for changing the atmospheric pressure in tower body (1).
2. The rectifying tower for producing ethylene carbonate according to claim 1, wherein: the ventilation device is characterized in that a piston (11) is connected in the ventilation cylinder (10) in a sliding mode, a straight rod (12) is fixedly connected to the lower end of the piston (11), the straight rod (12) penetrates through the ventilation cylinder (10) in a sliding mode and extends downwards, and an oval ring (13) is fixedly connected to the lower end of the straight rod (12).
3. The rectifying tower for producing ethylene carbonate according to claim 2, wherein: drive assembly includes quarter butt (14), eccentric plate (15), step motor (16) and mounting bracket (17), mounting bracket (17) fixed connection is in the surface of tower body (1), step motor (16) fixed connection is in the upper end of mounting bracket (17), one side fixed connection of eccentric plate (15) is in the output of step motor (16), quarter butt (14) sliding connection is in ellipse circle (13), and quarter butt (14) fixed connection is in the opposite side of eccentric plate (15).
4. The rectifying tower for producing ethylene carbonate according to claim 3, wherein: the spray pipes (7) are uniformly arranged, and each spray pipe (7) is provided with an electromagnetic valve (8).
5. The rectifying tower for producing ethylene carbonate according to claim 4, wherein: a plurality of sieve plates (18) are fixedly connected in the tower body (1), and a tower top steam outlet (4) is arranged at the upper end of the tower body (1).
6. The rectifying tower for producing ethylene carbonate according to claim 5, wherein: the tower body (1) internal fixation is connected with liquid collector (19), the lower extreme of tower body (1) is provided with liquid outlet (5), the lower extreme and liquid outlet (5) intercommunication of liquid collector (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123377449.4U CN216824870U (en) | 2021-12-29 | 2021-12-29 | Rectifying tower is used in ethylene carbonate production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123377449.4U CN216824870U (en) | 2021-12-29 | 2021-12-29 | Rectifying tower is used in ethylene carbonate production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216824870U true CN216824870U (en) | 2022-06-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123377449.4U Active CN216824870U (en) | 2021-12-29 | 2021-12-29 | Rectifying tower is used in ethylene carbonate production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216824870U (en) |
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2021
- 2021-12-29 CN CN202123377449.4U patent/CN216824870U/en active Active
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