CN206474152U - A kind of NBB reaction unit - Google Patents
A kind of NBB reaction unit Download PDFInfo
- Publication number
- CN206474152U CN206474152U CN201720119980.6U CN201720119980U CN206474152U CN 206474152 U CN206474152 U CN 206474152U CN 201720119980 U CN201720119980 U CN 201720119980U CN 206474152 U CN206474152 U CN 206474152U
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- kettle
- kettle body
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- interior
- nbb
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Abstract
The utility model provides a kind of NBB reaction unit, including external kettle body, interior kettle inside external kettle body, it is installed on the motor above external kettle body, the agitating shaft being connected with motor, and the discharging opening located at interior kettle lower end, provided with middle kettle between the external kettle body and interior kettle, it is hollow clamping sleeve structure between the external kettle body and middle kettle, the side of the external kettle body is provided with water inlet and delivery port, top is provided with first charging aperture and second charging aperture, the second charging aperture is connected with spiral helicine feed pipe, the feed pipe is provided with some spray material ports, the interior kettle top is provided with offgas duct, the offgas duct is connected with absorption plant, the absorption plant is installed on the cavity between the external kettle body and middle kettle, the utility model safety, environmental protection, feeding homogeneity is high, have heating and refrigerating function concurrently, production efficiency is high.
Description
Technical field
The utility model is related to chemical reaction device field, and in particular to a kind of NBB reaction unit.
Background technology
NBB, alias n-butyl bromide, n-bromide butane are colourless savory liquid, can be dissolved in the organic solvents such as alcohol, ether,
It is slightly soluble in water.NBB is a kind of important raw material of industry, can be used as rare element extractant and the intermediate of organic synthesis
And alkylating agent, the raw material of production plastic ultraviolet absorbent and plasticizer is also acted as, it is former as synthetic dyestuffs, perfume synthesis
Material etc., purposes is quite varied.
Industrial many using sodium bromide, sulfuric acid, n-butanol as raw material production n-bromide butane, reaction early stage needs heating, later stage
Reaction, which produces substantial amounts of heat, needs that in cooling, course of reaction pernicious gas can be generated, and traditional NBB reaction unit is more multiple
It is miscellaneous, it is made up of independent heating system, cooling system and exhaust treatment system, and vent gas treatment effect is poor, easily pollutes environment.
Need to add a large amount of sulfuric acid in production, if adding or stirring showing for the uneven incomplete or reactant carbonization that easily reacts
As so as to reduce production efficiency.
Prepared by utility model patent NBB is stored up with cooling device (Application No. 201320530732.2) including cooling water
Tank and condenser pipe group, cooling water storage tank and condenser pipe group between connected by circulating line, circulating line include outlet conduit and
Water return pipeline, water return pipeline is provided with delivery pump, and condenser pipe group at least includes 3 condenser pipes being connected in parallel, and condenser pipe is provided with
The water inlet of condenser pipe in water inlet and delivery port, condenser pipe group in first connection outlet conduit is provided with flow distribution plate, point
Flow plate and be provided with multiple tap holes.NBB preparation is simple in construction with cooling device, and condensation effect is good, but the NBB system
Standby device is separate type, and device is complicated, and emission-free processing unit grades.
Therefore it is badly in need of providing a kind of safe and environment-friendly, feeding homogeneity is high, has heating and refrigerating function concurrently, and production efficiency is high
NBB reaction unit.
Utility model content
The purpose of this utility model is, for the not enough there is provided one kind is safe and environment-friendly of existing NBB reaction unit, to feed
Uniformity is high, has heating and refrigerating function, the high NBB reaction unit of production efficiency concurrently.
The utility model provides following technical scheme：
A kind of NBB reaction unit, including external kettle body, the interior kettle inside external kettle body are installed on above external kettle body
Motor, the agitating shaft being connected with motor, and the discharging opening located at interior kettle lower end is provided between the external kettle body and interior kettle
Middle kettle, is hollow clamping sleeve structure between the external kettle body and middle kettle, the side of the external kettle body provided with water inlet and
Delivery port, top is provided with first charging aperture and second charging aperture, and the second charging aperture is connected with spiral helicine feed pipe, described
Feed pipe is provided with some spray material ports, and the interior kettle top is provided with offgas duct, and the offgas duct is connected with absorption plant, described to inhale
Receiving apparatus is installed on the cavity between the external kettle body and middle kettle.
It is preferred that, the upper width of the middle kettle and interior kettle cross section is more than lower width, the kettle of the shape
The contact area with cooling water can be increased, cooling effectiveness is improved, heater is provided between the middle kettle and interior kettle, is had
Heat is provided beneficial to reaction early stage, this is designed to make reaction unit have heating and refrigerating function concurrently.
It is preferred that, the external kettle body is provided with operation window, and the position with the absorption plant is corresponding, in the absorption plant
Absorbing medium is filled, the tail gas absorption medium in absorption plant, and convenient observation and maintenance can be changed by operation window.
It is preferred that, the delivery port is included positioned at the first delivery port of the external kettle body bottom and in the middle part of external kettle body
Second delivery port, first delivery port and the second delivery port be connected by water pipe with aqua storage tank, and double outlets are designed to
Circulating chilled water efficiency is improved, can all be put the water between external kettle body and middle kettle by the first delivery port when being not required to cooling water
Go out.
It is preferred that, the interior kettle is provided with temperature sensor, reaction temperature that can be in real-time monitored kettle by temperature sensor
Degree, is easy to control opening and stopping for cooling water circulation.
The beneficial effects of the utility model are：
(1) the utility model can be used first charging aperture, be worked as charging using double charging apertures when requiring low to feeding homogeneity
Second charging aperture can be used during the raw material high to uniformity requirement such as sulfuric acid, is reached by coupled helical form feed pipe
The even purpose fed intake, improves the uniformity of reaction, is conducive to the raising of security and production efficiency.
(2) the utility model is designed as three layers of kettle, and heater and cooling system can be accommodated simultaneously, have concurrently heating and
Refrigerating function, simplifies reaction unit.
(3) cavity of the utility model between external kettle body and middle kettle installs device for absorbing tail gas, saves space, energy
Enough effectively processing tail gas, safety and environmental protection.
Brief description of the drawings
Accompanying drawing, which is used for providing, to be further understood and illustrates to of the present utility model.
Fig. 1 is structural representation of the present utility model.
Marked in figure：1st, motor；2nd, agitating shaft；3rd, first charging aperture；4th, second charging aperture；5th, discharging opening；6th, outer kettle
Body；7th, middle kettle；8th, heater；9th, interior kettle；10th, temperature sensor；11st, water inlet；12nd, the first delivery port；13rd,
Two delivery ports；14th, operation window；15th, absorption plant；16th, offgas duct；17th, feed pipe；18th, spray material port.
Embodiment
As shown in figure 1, a kind of NBB reaction unit, including external kettle body 6, the interior kettle 9 inside external kettle body 6, peace
Motor 1 loaded on the top of external kettle body 6, the agitating shaft 2 being connected with motor 1, and the discharging opening 5 located at the interior lower end of kettle 9, outer kettle
It is hollow clamping sleeve structure, the side of external kettle body 6 between external kettle body 6 and middle kettle 7 provided with middle kettle 7 between body 6 and interior kettle 9
Face be provided with water inlet 11 and delivery port, top be provided with first charging aperture 3 and second charging aperture 4, second charging aperture 4 with it is spiral helicine
Feed pipe 17 is connected, and feed pipe 17 is provided with some spray material ports 18, and the interior top of kettle 9 is provided with offgas duct 16, and offgas duct 16 is with absorbing
Device 15 is connected, and absorption plant 15 is installed on the cavity between external kettle body 6 and middle kettle 7.
The upper width of middle kettle 7 and interior kettle 9 cross section is more than lower width, the kettle of the shape can increase with
The contact area of cooling water, improves cooling effectiveness, and heater 8 is provided between middle kettle 7 and interior kettle 9, is conducive to before reaction
Phase provides heat.
External kettle body 7 is provided with operation window 14, and the position with absorption plant 15 is corresponding, and filling, which absorbs, in absorption plant 15 is situated between
Matter, the absorbing medium in absorption plant 15, and convenient observation and maintenance can be changed by operation window 14.
Delivery port includes the first delivery port 12 and the second delivery port positioned at the middle part of external kettle body 6 positioned at the bottom of external kettle body 6
13, the first delivery port 12 and the second delivery port 13 are connected by water pipe with aqua storage tank, double outlets be designed to improve cold water
Cycle efficieny, can all be released the water between external kettle body 6 and middle kettle 7 by the first delivery port 12 when being not required to cooling water.
Interior kettle 9 is provided with temperature sensor 10, reaction temperature that can be in real-time monitored kettle by temperature sensor 10, is easy to
Control cooling water circulation is opened and stopped.
Application method of the present utility model is：Feeding homogeneity is required that low raw material is put into by first charging aperture 3, will
The raw material high to uniformity requirement such as sulfuric acid is put into from second charging aperture 4, is fed by the helical form being connected with second charging aperture 4
Pipe 17 reaches the purpose of uniform feeding, and the uniformity for improving material is during which stirred by agitating shaft 2, and reaction early stage is filled by heating
15 heating are put, after exothermic heat of reaction, when temperature sensor 10 shows that the interior temperature of kettle 9 is higher, circulating chilled water are opened, cold water is from entering
The mouth of a river 11 is flowed into, and is flowed through in the hollow clamping sleeve formed between external kettle body 6 and middle kettle 7, then from the He of the first delivery port 12
Second delivery port 13 flows out, and the pernicious gas produced in reaction is discharged into device for absorbing tail gas 15 through offgas duct 16, after reaction terminates
Product is collected from discharging opening 5.
The utility model is safe and environment-friendly, and feeding homogeneity is high, has heating and refrigerating function concurrently, and production efficiency is high.
Preferred application case of the present utility model is the foregoing is only, the utility model is not limited to, although reference
The utility model is described in detail previous embodiment, for those skilled in the art, and it still can be right
Technical scheme described in foregoing embodiments is modified, or carries out equivalent substitution to which part technical characteristic.It is all
Within spirit and principle of the present utility model, any modification, equivalent substitution and improvements made etc. should be included in this practicality new
Within the protection domain of type.
Claims (5)
1. a kind of NBB reaction unit, including external kettle body, the interior kettle inside external kettle body, are installed on above external kettle body
Motor, the agitating shaft being connected with motor, and the discharging opening located at interior kettle lower end, it is characterised in that the external kettle body and interior
It is hollow clamping sleeve structure between the external kettle body and middle kettle, the side of the external kettle body is set provided with middle kettle between kettle
There are water inlet and delivery port, top is provided with first charging aperture and second charging aperture, the second charging aperture and spiral helicine charging
Pipe is connected, and the feed pipe is provided with some spray material ports, and the interior kettle top is provided with offgas duct, the offgas duct and absorption plant
It is connected, the absorption plant is installed on the cavity between the external kettle body and middle kettle.
2. a kind of NBB reaction unit according to claim 1, it is characterised in that the middle kettle and interior kettle are horizontal
The upper width in section is more than lower width, and heater is provided between the middle kettle and interior kettle.
3. a kind of NBB reaction unit according to claim 1, it is characterised in that the external kettle body is provided with operation window,
Position with the absorption plant is corresponding, filling absorbing medium in the absorption plant.
4. a kind of NBB reaction unit according to claim 1, it is characterised in that the delivery port is included positioned at described
First delivery port of external kettle body bottom and the second delivery port in the middle part of external kettle body, first delivery port and the second delivery port
It is connected by water pipe with aqua storage tank.
5. a kind of NBB reaction unit according to claim 1, it is characterised in that the interior kettle is provided with TEMP
Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720119980.6U CN206474152U (en) | 2017-02-09 | 2017-02-09 | A kind of NBB reaction unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720119980.6U CN206474152U (en) | 2017-02-09 | 2017-02-09 | A kind of NBB reaction unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206474152U true CN206474152U (en) | 2017-09-08 |
Family
ID=59749286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720119980.6U Expired - Fee Related CN206474152U (en) | 2017-02-09 | 2017-02-09 | A kind of NBB reaction unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206474152U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110614755A (en) * | 2019-09-23 | 2019-12-27 | 重庆领航新智诚科技有限公司 | PDCPD high pressure filling system |
| CN110862293A (en) * | 2019-12-06 | 2020-03-06 | 遂昌县聚力精细化工研发有限公司 | Continuous method for preparing dihalogenated alkane from diol compound |
-
2017
- 2017-02-09 CN CN201720119980.6U patent/CN206474152U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110614755A (en) * | 2019-09-23 | 2019-12-27 | 重庆领航新智诚科技有限公司 | PDCPD high pressure filling system |
| CN110862293A (en) * | 2019-12-06 | 2020-03-06 | 遂昌县聚力精细化工研发有限公司 | Continuous method for preparing dihalogenated alkane from diol compound |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170908 Termination date: 20200209 |