CN216062055U - Distillation plant is used in trichloroethane production - Google Patents
Distillation plant is used in trichloroethane production Download PDFInfo
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- CN216062055U CN216062055U CN202121542244.4U CN202121542244U CN216062055U CN 216062055 U CN216062055 U CN 216062055U CN 202121542244 U CN202121542244 U CN 202121542244U CN 216062055 U CN216062055 U CN 216062055U
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- scraper
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Abstract
The utility model relates to the technical field of distillation devices, in particular to a distillation device for producing trichloroethane, which comprises a distillation tank, wherein a discharge pipe is arranged at the bottom of the distillation tank, a mounting sleeve is fixed at one side of the distillation tank, a rotating shaft is arranged in the mounting sleeve in a penetrating manner, one end of the rotating shaft extends into the distillation tank, a rotating gear is arranged at one end of the rotating shaft extending into the distillation tank, a scraping mechanism is arranged between the rotating gear and the inner wall of the distillation tank, one end of the scraping mechanism is arranged on the inner wall of the distillation tank, the other end of the scraping mechanism is arranged on the rotating gear, the scraping mechanism comprises a second scraping plate, a rotating ring and a driven toothed ring, the rotating ring is clamped on the inner wall of the distillation tank, the rotating ring is rotatably connected with the distillation tank, the driven toothed ring is fixed at the bottom of the rotating ring, the size of the driven toothed ring is matched with that of the rotating ring, the driven toothed ring is meshed with the rotating gear, the second scraping plate is fixed at the outer side of the rotating ring, the utility model has simple structure and is convenient for cleaning the distillation retort.
Description
Technical Field
The utility model relates to the technical field of distillation devices, in particular to a distillation device for producing trichloroethane.
Background
Trichloroethane is an important chemical raw material and can be used for preparing chemical products such as vinylidene chloride and the like, the trichloroethane is a chlorination product which generally takes vinyl chloride and chlorine as raw materials, the raw materials are subjected to various reaction treatments and then are distilled in a distillation device to obtain a trichloroethane finished product, but in the distillation process of the existing trichloroethane, impurities exist in liquid raw materials, and are separated out after the trichloroethane is distilled and possibly attached to the inside of a distillation tank, and due to the special structure of the distillation tank, the cleaning is inconvenient, so that the subsequent distillation operation of the trichloroethane is influenced, and the distillation rate is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects that a distillation tower is inconvenient to clean and the trichloroethane distillation rate is influenced in the prior art, and provides a distillation device for producing trichloroethane.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a distillation plant is used in trichloroethane production, includes the retort, the discharging pipe is installed to the retort bottom, a serial communication port, retort one side is fixed with the installation cover, the inside axis of rotation of installing that runs through of installation cover, axis of rotation one end stretches into inside the retort, the axis of rotation stretches into running gear is installed to the inside one end of retort, running gear with install between the retort inner wall and scrape material mechanism, scrape material mechanism one end and install on the retort inner wall, the other end is installed running gear is last, just the axis of rotation other end stretches out the installation cover outside is installed and is rotated the handle.
Preferably, scrape material mechanism and include second scraper blade, swivel becket and driven ring gear, the swivel becket joint is in on the retort inner wall, just the swivel becket with rotate between the retort and be connected, driven ring gear is fixed the swivel becket bottom, just the size of driven ring gear with the size phase-match of swivel becket, driven ring gear with mesh between the rotating gear mutually, the second scraper blade is fixed the swivel becket outside.
Preferably, a first scraper is installed at the bottom of the second scraper, and the structural size of the first scraper is matched with that of the bottom of the distillation tank.
Preferably, the second scraper and one side of the first scraper connected with the inner wall of the distillation tank are both subjected to grinding treatment.
Preferably, the second scraper, the rotating ring and the driven gear ring are all subjected to corrosion prevention treatment.
The distillation device for producing trichloroethane provided by the utility model has the beneficial effects that: utilize the installation cover of installation in the retort outside, accomplish the installation to the axis of rotation, drive the running gear through the rotation of axis of rotation and rotate to the operation of scraping the material mechanism is driven, accomplishes the operation of scraping the material to the retort inner wall, is convenient for clear up the impurity that the crystallization was appeared, guarantees distillation process's normal clear up.
Drawings
FIG. 1 is a schematic front view of a distillation apparatus for producing trichloroethane according to the present invention;
FIG. 2 is a schematic view of a rotating ring structure of a distillation apparatus for producing trichloroethane according to the present invention;
fig. 3 is a schematic structural diagram of an installation sleeve of a distillation device for producing trichloroethane according to the present invention.
In the figure: the device comprises a distillation tank 1, a mounting sleeve 2, a first scraper 3, a second scraper 4, a rotating ring 5, a discharge pipe 6, a driven gear ring 7, a rotating handle 8, a rotating shaft 9 and a rotating gear 10.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example 1
Referring to fig. 1-3, a distillation apparatus for trichloroethane production, comprising a distillation retort 1, a discharge pipe 6 is installed at the bottom of the distillation retort 1 for facilitating discharge operation, an installation sleeve 2 is fixed at one side of the distillation retort 1, a rotating shaft 9 is installed inside the installation sleeve 2 in a penetrating manner, one end of the rotating shaft 9 extends into the distillation retort 1, a rotating gear 10 is installed at one end of the rotating shaft 9 extending into the distillation retort 1 for facilitating operation of a driving device, a scraping mechanism is installed between the rotating gear 10 and the inner wall of the distillation retort 1, one end of the scraping mechanism is installed on the inner wall of the distillation retort 1, the other end of the scraping mechanism is installed on the rotating gear 10, the other end of the rotating shaft 9 extends out of the installation sleeve 2 and is provided with a rotating handle 8, thereby facilitating completion of rotation adjustment of the rotating shaft 9 and reducing operation difficulty of the apparatus, the scraping mechanism comprises a second scraping plate 4, a rotating ring 5 and a driven gear ring 7, the rotating ring 5 is clamped on the inner wall of the distillation retort 1, and rotate between swivel becket 5 and retort 1 and be connected, driven ring gear 7 is fixed in swivel becket 5 bottom, and the size of driven ring gear 7 and the size phase-match of swivel becket 5, mesh mutually between driven ring gear 7 and the rotating gear 10, second scraper blade 4 is fixed in the 5 outsides of swivel becket, conveniently accomplish the rotation drive to swivel becket 5, thereby drive the rotation of second scraper blade 4, accomplish the cleanness to retort 1 inner wall, first scraper blade 3 is installed to second scraper blade 4 bottom, the structure size of first scraper blade 3 and retort 1's bottom structure size phase-match, be convenient for to the clearance of retort 1 bottom, prevent that impurity from piling up, improve the cleaning efficiency of impurity.
The working principle is as follows: utilize the installation of accomplishing countershaft 9 at the fixed installation cover 2 in retort 1 bottom one side, rotation through countershaft 9 drives the rotation of rotating gear 10, utilize the meshing mutually of rotating gear 10 and driven ring gear 7, drive the rotation of swivel ring 5, thereby drive the rotation of second scraper blade 4 and first scraper blade 3, conveniently accomplish the clearance operation to crystallization and the impurity that retort 1 inner wall was appeared, be convenient for discharge from discharging pipe 6 inside, improve the simple operation nature of device and reduce the clean degree of difficulty to retort 1.
Example 2
Referring to fig. 1-3, as another preferred embodiment of the present invention, the difference from embodiment 1 is that the second scraper 4, the rotating ring 5 and the driven toothed ring 7 are all treated by corrosion protection to prevent the second scraper 4, the rotating ring 5 and the driven toothed ring 7 from being corroded by trichloroethane production raw materials during use, so as to improve the service life of the device, and the sides of the second scraper 4 and the first scraper 3, which are connected with the inner wall of the distillation tank 1, are all treated by grinding to facilitate the normal sliding of the second scraper 4 and the first scraper 3 on the inner wall of the distillation tank 1, so as to ensure the normal operation of the device.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (5)
1. A distillation device for producing trichloroethane comprises a distillation tank (1), a discharge pipe (6) is arranged at the bottom of the distillation tank (1), it is characterized in that one side of the distillation retort (1) is fixed with an installation sleeve (2), a rotating shaft (9) is arranged in the installation sleeve (2) in a penetrating way, one end of the rotating shaft (9) extends into the distillation retort (1), one end of the rotating shaft (9) extending into the distillation retort (1) is provided with a rotating gear (10), a scraping mechanism is arranged between the rotating gear (10) and the inner wall of the distillation retort (1), one end of the scraping mechanism is arranged on the inner wall of the distillation retort (1), the other end of the scraping mechanism is arranged on the rotating gear (10), and the other end of the rotating shaft (9) extends out of the outer side of the mounting sleeve (2) and is provided with a rotating handle (8).
2. The distillation device for trichloroethane production according to claim 1, wherein the scraping mechanism comprises a second scraper (4), a rotating ring (5) and a driven gear ring (7), the rotating ring (5) is clamped on the inner wall of the distillation tank (1), the rotating ring (5) is rotatably connected with the distillation tank (1), the driven gear ring (7) is fixed at the bottom of the rotating ring (5), the size of the driven gear ring (7) is matched with that of the rotating ring (5), the driven gear ring (7) is meshed with the rotating gear (10), and the second scraper (4) is fixed on the outer side of the rotating ring (5).
3. The distillation device for producing trichloroethane according to claim 2, wherein the first scraper (3) is arranged at the bottom of the second scraper (4), and the structural size of the first scraper (3) is matched with that of the bottom of the distillation tank (1).
4. The distillation device for producing trichloroethane according to claim 3, wherein the side of the second scraper (4) and the side of the first scraper (3) connected with the inner wall of the distillation tank (1) are both polished.
5. A distillation apparatus for trichloroethane production as claimed in claim 2, wherein the second scraper (4), the rotary ring (5) and the driven toothed ring (7) are all treated to be preserved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121542244.4U CN216062055U (en) | 2021-07-06 | 2021-07-06 | Distillation plant is used in trichloroethane production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121542244.4U CN216062055U (en) | 2021-07-06 | 2021-07-06 | Distillation plant is used in trichloroethane production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216062055U true CN216062055U (en) | 2022-03-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121542244.4U Active CN216062055U (en) | 2021-07-06 | 2021-07-06 | Distillation plant is used in trichloroethane production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216062055U (en) |
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2021
- 2021-07-06 CN CN202121542244.4U patent/CN216062055U/en active Active
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