CN206474156U - A kind of methyl bromoacetate reaction unit - Google Patents
A kind of methyl bromoacetate reaction unit Download PDFInfo
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- CN206474156U CN206474156U CN201720120345.XU CN201720120345U CN206474156U CN 206474156 U CN206474156 U CN 206474156U CN 201720120345 U CN201720120345 U CN 201720120345U CN 206474156 U CN206474156 U CN 206474156U
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- cylinder
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Abstract
The utility model provides a kind of methyl bromoacetate reaction unit, specifically related to field of chemical equipment, including kettle, charging aperture, discharging opening, gas outlet, zone of heating, striker plate, cylinder, stirring vane, support base and support bar, gas outlet is located on the side wall of kettle upper end, charging aperture is located in kettle top exterior walls, discharging opening is located on autoclave body bottom outer wall, inner wall of kettle is provided with zone of heating, zone of heating side wall is provided with striker plate, autoclave body bottom outer wall is provided with cylinder, kettle is fixedly connected with cylinder, autoclave body bottom inwall is provided with support base, cylinder and support base connection, support base is provided with support bar, support base is fixedly connected with support bar, support bar one end is provided with stirring vane, stirring vane is hinged with support bar.The utility model, which has, to utilize Methanol Recovery, improve reaction rate, reduce the advantage of production cost.
Description
Technical field
The utility model belongs to field of chemical equipment, and in particular to a kind of methyl bromoacetate reaction unit.
Background technology
Methyl bromoacetate carries out esterification under certain temperature and pressure by bromoacetic acid and methanol, and catalyst,
Water byproduct is taken out of by methanol evaporation, reaction kettle of the esterification general at present, and methanol in mixed material is caused after methanol evaporation
Amount is reduced, and is wasted raw material, and causes production efficiency low, is consumed energy more, and the reaction rate of current methyl bromoacetate is also required to add
By force, this effect can be reached by increasing stir speed (S.S.).
A kind of mixed dibasic acid dimethyl ester continuous esterification device (publication No. of patent：CN201815308U, date of publication：
2011-05-04), a kind of mixed dibasic acid dimethyl ester continuous esterification device is disclosed, the esterification device includes pre- ester
Change reactor and at least two multistage reaction kettle of the esterification being serially connected, the pre-esterification material outlet of the pre-esterification reactor kettle connects
The esterification material inlet of the reaction kettle of the esterification at the series connection top of the logical multistage reaction kettle of the esterification being serially connected, it is described to be located at string
Join the esterification material inlet of the esterification material outlet next stage reaction kettle of the esterification of the reaction kettle of the esterification at top, the mutual string
The gaseous phase outlet of the reaction kettle of the esterification of the series connection end of the multistage reaction kettle of the esterification of connection connects the gas phase of upper level reaction kettle of the esterification
Import.The utility model can realize multistage continuous esterification, and completely, feed stock conversion is high for esterification, and production efficiency is high,
And the waste heat carried in methanol water vapor body is taken full advantage of, the energy is saved, production cost is reduced.
Therefore Methanol Recovery can be utilized by being badly in need of one kind, the high methyl bromoacetate reaction unit of reaction rate.
Utility model content
It can not be recycled to solve methanol, the problem of reaction rate is low, the purpose of this utility model is to provide one kind
Methyl bromoacetate reaction unit, with Methanol Recovery is utilized, the reaction unit of the high methyl bromoacetate of reaction rate.
The utility model provides following technical scheme：
A kind of methyl bromoacetate reaction unit, including kettle, charging aperture, discharging opening, gas outlet, zone of heating, striker plate, vapour
Cylinder, stirring vane, support base and support bar, the gas outlet are located on the side wall of the kettle upper end, and the charging aperture is located at
In the kettle top exterior walls, the discharging opening is located on the autoclave body bottom outer wall, and the inner wall of kettle adds provided with described
Thermosphere, zone of heating side wall be provided with the striker plate, the autoclave body bottom outer wall be provided with the cylinder, the kettle and
The cylinder is fixedly connected, and the autoclave body bottom inwall is provided with the support base, the cylinder and support base connection, institute
Support base is stated provided with the support bar, the support base is fixedly connected with the support bar, described support bar one end is provided with institute
Stirring vane is stated, the stirring vane is hinged with the support bar.
The stirring vane is hinged with the support bar, when support base described in the cylinder-pushed moves up and down, the branch
Strut drives and stirred above and below the stirring vane, and the stirring vane is hinged with the support bar, can made on the stirring vane
Rotation direction during lower agitation, increases stir speed (S.S.), while when the striker plate is stirred above and below the stirring vane, increase stirring
Speed, and then increase reaction rate.
The quantity of the support bar is at least provided with 3, and the quantity of the stirring vane is at least provided with 3, stirring vane number
Amount is more, and when moving up and down, stir speed (S.S.) is bigger.
The quantity of the striker plate is multiple, and the striker plate is uniformly distributed on the zone of heating inwall, the backgauge
The setting of plate makes material liquid increase and collision of the striker plate in motion, increases stir speed (S.S.).
Methyl bromoacetate reaction unit also includes condenser, Methanol Recovery tank, pump, methanol feedstock storage tank, bromoacetic acid raw material
Storage tank, valve, flowmeter and pipeline, the gas outlet are connected with the condenser by the pipeline, the condenser and institute
State Methanol Recovery tank to connect by the pipeline, the Methanol Recovery tank is connected with the pump by the pipeline, the pump, institute
State methanol feedstock storage tank and the valve to connect by the pipeline, the valve is connected with the flowmeter by the pipeline
Connect, the bromoacetic acid raw material storage tank is connected with the valve by the pipeline, the valve passes through described with the flowmeter
Pipeline is connected, and the flowmeter is connected with the charging aperture by the pipeline.The Methanol Recovery tank and the methanol feedstock
Enter the charging aperture after storage tank mixing, the Methanol Recovery of evaporation can be utilized, save raw material, reduce cost.
The inwall material of the zone of heating is ceramics, and reaction raw materials bromoacetic acid has corrosivity, and ceramics are corrosion-resistant, prevents anti-
Kettle is answered to produce reaction with raw material.
The beneficial effects of the utility model are：Increase reaction rate；Methanol is set to recycle；Reduce production cost.
Brief description of the drawings
Accompanying drawing is used for providing further understanding to of the present utility model, and constitutes a part for specification, with this practicality
New embodiment is used to explain the utility model together, does not constitute to limitation of the present utility model.In the accompanying drawings：
Fig. 1 is the utility model structural representation；
Fig. 2 is the utility model stirring schematic diagram；
Marked in figure：1st, kettle；2nd, charging aperture；3rd, discharging opening；4th, gas outlet；5th, condenser；6th, Methanol Recovery tank；7、
Pump；8th, methanol feedstock storage tank；9th, bromoacetic acid raw material storage tank；10th, valve；11st, flowmeter；12nd, zone of heating；13rd, striker plate；14、
Cylinder；15th, stirring vane；16th, support base；17th, support bar.
Embodiment
As shown in Figure 1-2, a kind of methyl bromoacetate reaction unit, including kettle 1, charging aperture 2, discharging opening 3, gas outlet 4,
Zone of heating 12, striker plate 13, cylinder 14, stirring vane 15, support base 16 and support bar 17, gas outlet 4 are located at the upper end of kettle 1
On the wall of side, charging aperture 2 is located in the top exterior walls of kettle 1, and discharging opening 3 is located in the bottom outer wall of kettle 1, and the inwall of kettle 1 is provided with
Zone of heating 12, the side wall of zone of heating 12 is provided with striker plate 13, and the bottom outer wall of kettle 1 is provided with cylinder 14, and kettle 1 and cylinder 14 are solid
Fixed connection, the bottom interior wall of kettle 1 is provided with support base 16, and cylinder 14 and support base 16 are connected, and support base 16 is provided with support bar
17, support base 16 is fixedly connected with support bar 17, and the one end of support bar 17 is provided with stirring vane 15, stirring vane 15 and support bar 17
It is hinged, stirring vane 15 is hinged with support bar 17, when cylinder 14 promotes the up and down motion of support base 16, support bar 17 drives paddle
Piece is stirred about 15, and stirring vane 15 is hinged with support bar 16, and rotation direction when can make the stirring vane be stirred about 15, increase is stirred
Speed is mixed, while striker plate 13 is when stirring vane is stirred about 15, increases stir speed (S.S.), and then increase reaction rate.
The quantity of support bar 17 is at least provided with 3, and the quantity of stirring vane 15 is at least provided with 3.
The quantity of striker plate 13 is multiple, and striker plate 13 is uniformly distributed on the inwall of zone of heating 12.
Also include condenser 5, Methanol Recovery tank 6, pump 7, methanol feedstock storage tank 8, bromoacetic acid raw material storage tank 9, valve 10, stream
Gauge 11 and pipeline 18, gas outlet 4 are connected with condenser 5 by pipeline 18, and condenser 5 passes through pipeline 18 with Methanol Recovery tank 6
Connection, Methanol Recovery tank 6 is connected with pump 7 by pipeline 18, and pump 7, methanol feedstock storage tank 8 and valve 10 are connected by pipeline 18
Connect, valve 10 is connected with flowmeter 11 by pipeline 18, bromoacetic acid raw material storage tank 9 is connected with valve 10 by pipeline 18, valve
10 are connected with flowmeter 11 by pipeline 18, and flowmeter 11 is connected with charging aperture 2 by pipeline 18.Methanol Recovery tank 6 and methanol
Raw material storage tank 8 enters charging aperture 2 after mixing, and can utilize the Methanol Recovery of evaporation, save raw material, reduce cost.
The inwall material of zone of heating 12 is ceramics, and reaction raw materials bromoacetic acid has corrosivity, and ceramics are corrosion-resistant, prevent reaction
Kettle produces reaction with raw material.
The utility model application method：Enter after material benzenemethanol and bromoacetic acid are mixed in kettle 1, in course of reaction, vapour
Cylinder 14, which moves up and down, promotes stirring vane to stir reaction solution about 15, increases reaction rate, the setting of striker plate 13 makes material liquid
In motion, increase and the collision of striker plate 13, increase stir speed (S.S.), and the methanol after evaporation enters condenser 5 by gas outlet 4
Liquid is condensed into Methanol Recovery tank 6, the methanol in Methanol Recovery tank 6 is acted on by pump 7, into charging aperture 2, while methanol
The methanol of raw material storage tank 8 also enters charging aperture 2, and uninterrupted is adjusted by valve 10 and flowmeter 11, increase methanol
Recovery utilization rate.
Preferred embodiment of the present utility model is the foregoing is only, the utility model is not limited to, although ginseng
The utility model is described in detail according to previous embodiment, for those skilled in the art, it still can be with
Technical scheme described in foregoing embodiments is modified, or equivalent substitution is carried out to which part technical characteristic.It is all
Within spirit of the present utility model and principle, any modification, equivalent substitution and improvements made etc. should be included in this practicality
Within new protection domain.
Claims (5)
1. a kind of methyl bromoacetate reaction unit, it is characterised in that including kettle, charging aperture, discharging opening, gas outlet, zone of heating,
Striker plate, cylinder, stirring vane, support base and support bar, the gas outlet are located on the side wall of the kettle upper end, it is described enter
Material mouth is located in the kettle top exterior walls, and the discharging opening is located on the autoclave body bottom outer wall, is set on the inner wall of kettle
There is the zone of heating, zone of heating side wall is provided with the striker plate, and the autoclave body bottom outer wall is provided with the cylinder, institute
State kettle to be fixedly connected with the cylinder, the autoclave body bottom inwall is provided with the support base, the cylinder and the support
Seat connection, the support base is provided with the support bar, and the support base is fixedly connected with the support bar, the support bar one
End is provided with the stirring vane, and the stirring vane is hinged with the support bar.
2. a kind of methyl bromoacetate reaction unit according to claim 1, it is characterised in that the quantity of the support bar is extremely
3 are set less, and the quantity of the stirring vane is at least provided with 3.
3. a kind of methyl bromoacetate reaction unit according to claim 1, it is characterised in that the quantity of the striker plate is
Multiple, the striker plate is uniformly distributed on the zone of heating inwall.
4. a kind of methyl bromoacetate reaction unit according to claim 1, it is characterised in that also including condenser, methanol
Recycling can, pump, methanol feedstock storage tank, bromoacetic acid raw material storage tank, valve, flowmeter and pipeline, the gas outlet and the condensation
Device is connected by the pipeline, and the condenser is connected with the Methanol Recovery tank by the pipeline, the Methanol Recovery tank
It is connected with the pump by the pipeline, the pump, the methanol feedstock storage tank and the valve are connected by the pipeline,
The valve is connected with the flowmeter by the pipeline, and the bromoacetic acid raw material storage tank passes through the pipeline with the valve
Connection, the valve is connected with the flowmeter by the pipeline, and the flowmeter passes through the pipeline with the charging aperture
Connection.
5. a kind of methyl bromoacetate reaction unit according to claim 1, it is characterised in that the inner wall material of the zone of heating
Matter is ceramics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720120345.XU CN206474156U (en) | 2017-02-09 | 2017-02-09 | A kind of methyl bromoacetate reaction unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720120345.XU CN206474156U (en) | 2017-02-09 | 2017-02-09 | A kind of methyl bromoacetate reaction unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206474156U true CN206474156U (en) | 2017-09-08 |
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ID=59747869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720120345.XU Expired - Fee Related CN206474156U (en) | 2017-02-09 | 2017-02-09 | A kind of methyl bromoacetate reaction unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206474156U (en) |
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2017
- 2017-02-09 CN CN201720120345.XU patent/CN206474156U/en not_active Expired - Fee Related
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| 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 |