CN208824470U - A kind of 2,3- dichloropyridine condensation slicing device - Google Patents
A kind of 2,3- dichloropyridine condensation slicing device Download PDFInfo
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- CN208824470U CN208824470U CN201821168746.3U CN201821168746U CN208824470U CN 208824470 U CN208824470 U CN 208824470U CN 201821168746 U CN201821168746 U CN 201821168746U CN 208824470 U CN208824470 U CN 208824470U
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- dichloropyridine
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Abstract
The utility model discloses one kind 2,3- dichloropyridines to condense slicing device, it is characterised in that: including rack, motor, deceleration mechanism, rotation inner cylinder and fixed outer cylinder；The fixed outer cylinder is installed in the upper rack, which is rotatably arranged in fixed outer cylinder；The motor via reducer structure is connect with rotation inner cylinder, and the motor is for driving rotation inner cylinder to rotate in the fixed outer cylinder；Helical form scraper is set between the fixed outer cylinder inner wall and rotation inner tank theca, the helical form scraper and the fixed outer cylinder are relatively fixed, which is equipped with nozzle, and the gap between the helical form scraper inner hole and rotation inner tank theca is less than 1mm；Discharge port is equipped on the downside of the fixed outer cylinder, which is respectively equipped with cooling water inlet and cooling water outlet.The utility model, which can be realized to scrape after the condensation of 2,3- dichloropyridine liquid, obtains solid-state shred product, and work efficiency is high, and production cost is low.
Description
Technical field
The utility model belongs to a kind of 2,3- dichloropyridine condensation slicing device.
Background technique
When being prepared to 2,3- dichloropyridine, following technique can be used: in the presence of solvent and acid binding agent, with 2,
3,6- trichloropyridines are original in 250ml autoclave (hydrogenation reaction kettle), put into 30g2,3,6- trichloropyridines, 90g first
Alcohol, 30g triethylamine, 0.2g tri- (triphenylphosphine) radium chloride (I), 0.4g triphenylphosphine are passed through air in nitrogen replacement reaction kettle,
Replacement completion leads to hydrogen and is warming up to 75 DEG C and reacted, and reaction pressure is gradually reduced in reaction process, fills into hydrogen and remains anti-
Answer pressure between 2.0~2.2MPa, successive reaction 18h, reaction terminates.Since solution is that methanol is (molten after above-mentioned hydrogenation reaction
Agent), 2- chloropyridine, 2,3- dichloropyridine, the compositions such as water mixture.
In order to obtain target product 2,3- dichloropyridine needs above-mentioned mixed liquor component substep to separate, when 2,3- dichloro pyrrole
Pyridine realizes product separation from 2,3- dichloropyridine and the formed mixed liquor of water and obtains 2,3- dichloropyridine, obtains after separating at high temperature
2,3- dichloropyridine product be liquid, therefore and 2,3- dichloropyridine temperature when dropping to room temperature 2, the 3- dichloropyridine be
Solid-state (since the fusing point of 2, the 3- dichloropyridine is 64-67 DEG C), therefore 2,3- dichloropyridine is cold in memory in order to prevent
But it is solid, needs liquid 2 in time, the processing of 3- dichloropyridine fragmentates (compact state), convenient for subsequent packages, transport and often
The lower sale of temperature.
And existing use natural cooling and cooling and slice substep carry out, and poor universality, processing efficiency is low, production cost
It is high, it is therefore desirable to design a special equipment.
Utility model content
In order to which in view of one or more defects existing in the prior art, the utility model provides one kind 2,3- dichloro pyrrole
Pyridine condenses slicing device.
To achieve the above object, the utility model provides one kind 2,3- dichloropyridine condensation slicing device, and feature exists
In: including rack (1), motor (2), deceleration mechanism (3), rotation inner cylinder (4) and fixed outer cylinder (5)；The fixed outer cylinder (5) is fixedly mounted with
In rack (1) top, which is rotatably arranged in fixed outer cylinder (5)；The motor (2) passes through deceleration mechanism
(3) it is connect with rotation inner cylinder (4), the motor (2) is for driving rotation inner cylinder (4) rotation in the fixed outer cylinder (5)；This is fixed
Helical form scraper (6) are set between outer cylinder (5) inner wall and rotation inner cylinder (4) outer wall, the helical form scraper (6) and the fixed outer cylinder
(5) relatively fixed, which is equipped with nozzle (7), helical form scraper (6) inner hole and rotation inner cylinder (4) outer wall
Between gap be less than 1mm；It is equipped with discharge port (5-1) on the downside of the fixed outer cylinder (5), which is respectively equipped with
Cooling water inlet (4-1) and cooling water outlet (4-2).
Using the above scheme, when work, cooling water enters in the rotation inner cylinder (4) through cooling water inlet (4-1), this is fixed
Nozzle (7) on outer cylinder (5) inner wall is used to be injected in 2, the 3- dichloropyridine of liquid in rotation inner cylinder (4) outside wall surface, due to
Rotation inner cylinder (4) temperature is low, can be condensed into 2, the 3- dichloropyridine moment of the liquid in rotation inner cylinder (4) outside wall surface solid
State；The motor (2) driving rotation inner cylinder (4) slowly runs in the fixed outer cylinder (5) simultaneously, and the helical form scraper (6) with
Fixed outer cylinder (5) is relatively fixed, therefore the helical form scraper (6) does not rotate, but when rotating inner cylinder (4) rotation, the spiral
It can be relatively rotated between shape scraper (6) and rotation inner cylinder (4), the helical form scraper (6) meeting will be in rotation inner cylinder (4) outside wall surface
The solid-state 2 of condensation, 3- dichloropyridine are scraped and are discharged through discharge port (5-1) and be discharged, and are tiny after 2,3- dichloropyridine discharging
State, very convenient packaging.Since the gap between helical form scraper (6) inner hole and rotation inner cylinder (4) outer wall is less than 1mm, tool
It scrapes that cut efficiency fast, while reducing and being remained on rotation inner cylinder (4) outer wall, scraping blade can be achieved at the same time using helical form scraper (6),
So that the solid product scraped is blended refinement simultaneously, to obtain tiny (fragment) product, and can realize unidirectional through screw
Product can be sent in time discharge port (5-1) discharge and avoid blocking, it is ensured that serialization produces automatically by feeding.
Further, outer wall is equipped with liquid concentration chamber (5-2) on the upside of the fixed outer cylinder (5), the liquid concentration chamber (5-2)
It is connect by pipeline (8) with memory (9), which is equipped with several nozzles (7) and each several nozzles
(7) it is connected to liquid concentration chamber (5-2), which is located above the fixed outer cylinder (5).Several nozzles (7) each in this way can
Simultaneously towards 2, the 3- dichloropyridine of rotation inner cylinder (4) outside wall surface injection liquid, and it can be reduced pipeline (compared to being installed separately)
And connector, have many advantages, such as that structure is simple, it is at low cost.
Further, the memory (9) includes memory cylinder (9-1), and folder is arranged with outside the memory cylinder (9-1)
It covers (9-2), forms steam heating cavity (9-3) between memory cylinder (9-1) outer wall and collet (9-2) inner wall, the collet (9-
2) water vapour import (9-4), steam outlet (9-5) and sewage draining exit (9-6), the memory cylinder (9-1) is equipped with to be equipped with
Inlet (9-7) and liquid outlet (9-8), the liquid outlet (9-8) are connect with pipeline (8).The high-temperature water vapor is from water vapour import
(2-4) enters the steaming by being formed in steam heating cavity (2-3) between memory cylinder (2-1) outer wall and collet (2-2) inner wall
High-temperature water vapor in vapour heating chamber (2-3) is circumferentially evenly heated memory cylinder (2-1) inner wall, makes memory cylinder
The temperature of 2,3- dichloropyridine is greater than 70 DEG C in (2-1), so that 2,3- dichloropyridine is kept liquid, can prevent 2, the 3- dichloropyridine
Low temperature solidifies and influences to stablize discharging when storage in the memory cylinder (2-1).
Further, shut-off valve or/and flow valve (10) are provided on the pipeline (8).It can be achieved in this way to the pipeline
(8) it opens and closes control or/and flow is adjusted.
Further, pump (11) are provided on the pipeline (8).When nozzle (7) quantity is more, which provides one
The liquid 2 of constant-pressure, 3- dichloropyridine respectively make nozzle (7) jeting effect good, are conducive to a large amount of 2,3- dichloropyridines in rotation inner cylinder
(4) homogeneous condensation on outer wall improves working efficiency, while ensuring product quality.
Further, blanking inclined plate (12) are provided between the helical form scraper (6) and fixed outer cylinder (5) inner wall, it should
Blanking inclined plate (12) low side is arranged towards the discharge port side (5-1).The solid-state 2,3- dichloropyridine scraped be can avoid solid
Determine outer cylinder (5) interior bulk deposition, the product after cooling slice processing can be excluded in time.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is structural schematic diagram when the utility model is not connected with memory.
Fig. 3 is the perspective view for rotating matching relationship between inner cylinder, fixed outer cylinder and helical form scraper.
Fig. 4 is the perspective view (partly cut-away) for rotating matching relationship between inner cylinder, fixed outer cylinder and helical form scraper.
Fig. 5 is the sectional view for rotating matching relationship between inner cylinder, fixed outer cylinder and helical form scraper.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples:
Referring to shown in Fig. 1-5: one kind 2,3- dichloropyridine condenses slicing device comprising rack 1, motor 2, deceleration mechanism
3, inner cylinder 4 and fixed outer cylinder 5 are rotated.
The fixed outer cylinder 5 is installed in 1 top of rack, which is rotatably arranged in fixed outer cylinder 5；The electricity
Machine 2 is connect by deceleration mechanism 3 with rotation inner cylinder 4, and the motor 2 is for driving rotation inner cylinder 4 to rotate in the fixed outer cylinder 5；
Helical form scraper 6, the helical form scraper 6 and the fixed outer cylinder 5 are set between 5 inner wall of fixed outer cylinder and rotation 4 outer wall of inner cylinder
Relatively fixed, which is equipped with nozzle 7,6 inner hole of helical form scraper and rotation 4 outer wall of inner cylinder between
Gap K is less than 1mm；Discharge port 5-1 is equipped on the downside of the fixed outer cylinder 5, which is respectively equipped with cooling water inlet 4-1
With cooling water outlet 4-2.
Further, the 5 upside outer wall of fixed outer cylinder is equipped with liquid concentration chamber 5-2, and liquid concentration chamber 5-2 passes through pipe
Road 8 is connect with memory 9, which is equipped with several nozzles 7 and each several nozzles 7 and liquid concentration chamber
5-2 connection, the memory 9 are located at 5 top of fixed outer cylinder.Several nozzles 7 each in this way can be simultaneously towards rotation 4 outside wall surface of inner cylinder
2, the 3- dichloropyridine of liquid is sprayed, and can be reduced pipeline and connector compared to being installed separately, has structure simple, it is at low cost etc.
Advantage.
Further, the memory 9 includes memory cylinder 9-1, is arranged with collet 9-2 outside memory cylinder 9-1,
Between the memory cylinder 9-1 outer wall and collet 9-2 inner wall formed steam heating cavity 9-3, collet 9-2 be equipped with water vapour into
Mouth 9-4, steam outlet 9-5 and sewage draining exit 9-6, the memory cylinder 9-1 are equipped with inlet 9-7 and liquid outlet 9-8, should go out
Liquid mouth 9-8 is connect with pipeline 8.The high-temperature water vapor enters from water vapour import 2-4 by the memory cylinder 2-1 outer wall and collet
It is formed in steam heating cavity 2-3 between 2-2 inner wall, the high-temperature water vapor in steam heating cavity 2-3 is to memory cylinder 2-1
Inner wall is circumferentially evenly heated, and so that the temperature of 2,3- dichloropyridine in memory cylinder 2-1 is greater than 70 DEG C, is protected 2,3- dichloropyridine
Liquid is held, low temperature solidifies and influences to stablize discharging when can prevent 2, the 3- dichloropyridine from storing in memory cylinder 2-1.
Further, shut-off valve or/and flow valve 10 are provided on the pipeline 8.It can be achieved to open the pipeline 8 in this way
It is adjusted with closing control or/and flow.
Further, pump 11 is provided on the pipeline 8.When 7 quantity of nozzle is more, which provides certain pressure
Liquid 2,3- dichloropyridine respectively make 7 jeting effect of nozzle good, and it is equal on rotation 4 outer wall of inner cylinder to be conducive to a large amount of 2,3- dichloropyridines
Even condensation improves working efficiency, while ensuring product quality.
Further, it is provided with blanking inclined plate 12 between 5 inner wall of the helical form scraper 6 and fixed outer cylinder, the blanking is oblique
12 low side of plate is arranged towards the side the discharge port 5-1.The solid-state 2,3- dichloropyridine that can avoid scraping is big in fixed outer cylinder 5
Amount accumulation can exclude in time the product after cooling slice processing.
Specifically, which is fixedly connected by multiple dowels 13 with 5 inner wall of fixed outer cylinder.Preferably,
Each dowel 13 is circumferentially distributed along fixed outer cylinder 5, and the circumferential stress support of the helical form scraper 6 is unlikely to deform and loosens, makes spiral
Gap K between 6 inner hole of shape scraper and rotation 4 outer wall of inner cylinder keeps stablizing, and can avoid helical form scraper 6 and rotation inner cylinder 4 produces
It is stiff friction and influence service life.
When work, cooling water enters in the rotation inner cylinder 4 through cooling water inlet 4-1, the nozzle on 5 inner wall of fixed outer cylinder
7 for 2, the 3- dichloropyridine of liquid to be injected in rotation 4 outside wall surface of inner cylinder, can should since 4 temperature of rotation inner cylinder is low
The 2,3- dichloropyridine moment of liquid in rotation 4 outside wall surface of inner cylinder is condensed into solid-state；The rotation inner cylinder 4 of the motor 2 driving simultaneously
Slowly running in the fixed outer cylinder 5, the helical form scraper 6 and fixed outer cylinder 5 are relatively fixed, which does not rotate,
But when rotating the rotation of inner cylinder 4, relatively rotated between the helical form scraper 6 and rotation inner cylinder 4, which can incite somebody to action
The solid-state 2 condensed in 4 outside wall surface of rotation inner cylinder, 3- dichloropyridine are scraped and are discharged through discharge port 5-1,2, the 3- dichloropyridine
It is compact state, very convenient packaging after discharging.Since the gap between 6 inner hole of helical form scraper and rotation 4 outer wall of inner cylinder is small
In 1mm, has and scrape that cut efficiency fast, while reducing and being remained on 4 outer wall of rotation inner cylinder, can be achieved at the same time using helical form scraper 6
Scraping blade, while the solid product scraped being made to blend refinement, it to obtain tiny product, while can realize unidirectional feeding, can go out in time
Material mouth 5-1 is discharged and avoids blocking, it is ensured that continuous production.
The preferred embodiments of the present invention have been described in detail above.It should be appreciated that the ordinary skill people of this field
Member according to the present utility model can conceive without creative work makes many modifications and variations.Therefore, all this technology necks
Technical staff passes through logic analysis, reasoning or limited reality according to the design of the utility model on the basis of existing technology in domain
Available technical solution is tested, it all should be within the scope of protection determined by the claims.
Claims (6)
1. one kind 2,3- dichloropyridine condenses slicing device, it is characterised in that: including rack (1), motor (2), deceleration mechanism
(3), inner cylinder (4) and fixed outer cylinder (5) are rotated；
The fixed outer cylinder (5) is installed in rack (1) top, which is rotatably arranged in fixed outer cylinder (5)；
The motor (2) is connect by deceleration mechanism (3) with rotation inner cylinder (4), and the motor (2) is for driving rotation inner cylinder (4) to exist
Rotation in the fixed outer cylinder (5)；
Fixed outer cylinder (5) inner wall and rotation inner cylinder (4) outer wall between be arranged helical form scraper (6), the helical form scraper (6) with
The fixed outer cylinder (5) is relatively fixed, is equipped with nozzle (7) on fixed outer cylinder (5) inner wall, helical form scraper (6) inner hole
Gap between described rotation inner cylinder (4) outer wall is less than 1mm；
It is equipped with discharge port (5-1) on the downside of the fixed outer cylinder (5), which is respectively equipped with cooling water inlet (4-1)
With cooling water outlet (4-2).
2. one kind 2,3- dichloropyridine as described in claim 1 condenses slicing device, it is characterised in that: the fixed outer cylinder
(5) upside outer wall is equipped with liquid concentration chamber (5-2), which is connect by pipeline (8) with memory (9), should
Fixed outer cylinder (5) upper inside walls are equipped with several nozzles (7) and each several nozzles (7) are connected to liquid concentration chamber (5-2), this is deposited
Reservoir (9) is located above the fixed outer cylinder (5).
3. one kind 2,3- dichloropyridine as claimed in claim 2 condenses slicing device, it is characterised in that: the memory (9)
Including memory cylinder (9-1), it is arranged with collet (9-2) outside the memory cylinder (9-1), memory cylinder (9-1) outer wall
Steam heating cavity (9-3) is formed between collet (9-2) inner wall, which is equipped with water vapour import (9-4), water steams
Vapor outlet (9-5) and sewage draining exit (9-6), the memory cylinder (9-1) are equipped with inlet (9-7) and liquid outlet (9-8), should go out
Liquid mouth (9-8) is connect with pipeline (8).
4. one kind 2,3- dichloropyridine as claimed in claim 2 condenses slicing device, it is characterised in that: on the pipeline (8)
It is provided with shut-off valve or/and flow valve (10).
5. one kind 2,3- dichloropyridine as described in any one of claim 2-4 condenses slicing device, it is characterised in that: described
Pump (11) are provided on pipeline (8).
6. one kind 2,3- dichloropyridine as described in claim 1 condenses slicing device, it is characterised in that: the helical form scraper
(6) blanking inclined plate (12) are provided between fixed outer cylinder (5) inner wall, blanking inclined plate (12) low side is towards the discharge port
The side (5-1) setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821168746.3U CN208824470U (en) | 2018-07-24 | 2018-07-24 | A kind of 2,3- dichloropyridine condensation slicing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821168746.3U CN208824470U (en) | 2018-07-24 | 2018-07-24 | A kind of 2,3- dichloropyridine condensation slicing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208824470U true CN208824470U (en) | 2019-05-07 |
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ID=66307108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821168746.3U Active CN208824470U (en) | 2018-07-24 | 2018-07-24 | A kind of 2,3- dichloropyridine condensation slicing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208824470U (en) |
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2018
- 2018-07-24 CN CN201821168746.3U patent/CN208824470U/en active Active
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