CN206474164U - A kind of polyurethane resin is automatically synthesized reaction unit - Google Patents
A kind of polyurethane resin is automatically synthesized reaction unit Download PDFInfo
- Publication number
- CN206474164U CN206474164U CN201720171535.4U CN201720171535U CN206474164U CN 206474164 U CN206474164 U CN 206474164U CN 201720171535 U CN201720171535 U CN 201720171535U CN 206474164 U CN206474164 U CN 206474164U
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- kettle
- plc
- polyurethane resin
- reaction unit
- detection means
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- Polyurethanes Or Polyureas (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
Reaction unit is automatically synthesized the utility model discloses a kind of polyurethane resin, belong to polyurethane resin production equipment technical field, including reactor kettle, it is vertical provided with the agitating device driven by drive device on kettle, the detection means for connecting PLC in PLC, kettle provided with signal is provided with outside kettle；Drive device includes the variable-frequency motor being connected with PLC signal, the clutch end drive connection agitating device of variable-frequency motor；Spiral winding on chuck, inwall is set on kettle outer wall cooling coil；Chuck is electrically connected with the entering water electromagnetic valve of cooling coil water inlet with PLC.The detection means that the utility model passes through the setting signal connection PLC in kettle, it is stirred the adjustment of material heating-up temperature in device rotary speed and kettle to meet production needs by PLC control, realize the Automated condtrol of polyurethane resin building-up process, it is ensured that finished product quality and production safety.
Description
Technical field
The utility model is related to polyurethane resin production equipment technical field, and in particular to a kind of polyurethane resin is from dynamic circuit connector
Into reaction unit.
Background technology
The production of existing polyurethane resin typically using agitating shaft is set in reactor, mixes it reaction raw materials stirring
The mode of synthesis is reacted, can the rotating speed of its agitating shaft meet the mixing needs of raw material in product building-up process completely with the producer
Experience.Once the slurry viscosity of reaction is too high, and the rotating speed of agitating shaft can not be made adjustment in time, will cause reaction paste
Stick on kettle wall or agitating shaft, causing material to mix, uneven, reaction is incomplete, and then the quality of influence finished product.
Meanwhile, in actual production, because the synthesis temperature in reactor is also in real-time change, the heating to reaction mass
Temperature also needs to make adjustment in real time, also needs to condense material if necessary, and existing apparatus is due to no accordingly detection regulation and control
Device, is commonly present the problem of occurring accident because kettle internal pressure is excessive, not only influences finished product quality, there is also certain
Potential safety hazard.
The content of the invention
For above technological deficiency, it is automatic that technical problem to be solved in the utility model is to provide a kind of polyurethane resin
Detection means signal is connected PLC by synthetic reaction device, the device by setting the detection means of relevant parameter in kettle
Controller, carries out corresponding adjustment of rotational speed by PLC control agitating device, enters while electrically connecting heater with cooling device
The adjustment of material reaction temperature realizes the Automated condtrol of polyurethane resin building-up process to meet production needs in row kettle, protects
Demonstrate,prove finished product quality and production safety.
To solve above technical problem, the technical solution adopted in the utility model is：
A kind of polyurethane resin be automatically synthesized on reaction unit, including reactor kettle, the kettle be vertically arranged with by
It is provided with the agitating shaft of drive device driving, the agitating shaft on agitator, the kettle outer wall and is provided with chuck, the kettle
PLC is provided with outside body, wherein,
Detection means is provided with the kettle, the detection means signal connects the PLC；The detection dress
Put including rotating speed transducer, viscosity transmitter, fluid level transmitter and temperature transmitter；
The drive device includes the variable-frequency motor being connected with the PLC signal, the power of the variable-frequency motor
The output end drive connection agitating shaft；
Spiral winding is provided with cooling coil on the inner wall of kettle；
The water inlet of the chuck and the cooling coil is communicated with entering water electromagnetic valve, entering water electromagnetic valve described in two with
The PLC electrical connection, the entrance point of entering water electromagnetic valve described in two has been respectively communicated with intake pump；
Solvent condensation reflux unit is provided with the top of the kettle.
As an improvement scheme, the solvent condensation reflux unit includes condenser, the gas phase extraction mouth of the kettle
The condenser is connected, the condensate liquid liquid outlet of the condenser is connected by return duct with the top of the kettle.
As an improvement scheme, the agitator is combined blender, the combined blender include upper strata and
The wing axial flow type stirrer of lower floor.
Wherein, the side on the kettle top is provided with charging aperture, and the autoclave body bottom is provided with discharging opening.
By adopting the above-described technical solution, the beneficial effects of the utility model are：
Because a kind of polyurethane resin that the utility model is provided is automatically synthesized reaction unit, its reactor kettle, kettle
On be vertically arranged with the agitating shaft driven by drive device, agitating shaft and be provided with agitator, be provided with chuck on kettle outer wall,
PLC is provided with outside kettle, wherein, detection means, detection means signal connection PLC are provided with kettle；
Detection means includes rotating speed transducer, viscosity transmitter, fluid level transmitter and temperature transmitter；Drive device includes controlling with PLC
The variable-frequency motor of device signal connection processed, the clutch end drive connection agitating shaft of variable-frequency motor；Spiral winding on inner wall of kettle
It is provided with cooling coil；The water inlet of chuck and cooling coil is communicated with entering water electromagnetic valve, and two entering water electromagnetic valves are controlled with PLC
Device electrical connection processed, the entrance point of two entering water electromagnetic valves is communicated with intake pump；Solvent condensation reflux unit is provided with the top of kettle.
Said structure makes the utility model have advantages below compared with prior art：
First, the rotating speed transducer being connected with PLC signal, viscosity transmitter, fluid level transmitter are provided with kettle
And temperature transmitter, the real-time detection and monitoring to relevant parameter in reaction kettle body can be achieved, and corresponding data is fed back in time
To PLC, the corresponding change in process being adapted in reactor is made by PLC, so as to intelligently improve
The synthetic reaction rate and yield rate of polyurethane resin.
2nd, drive device includes the variable-frequency motor being connected with PLC signal, the clutch end transmission of variable-frequency motor
Agitating shaft is connected, material viscosity, material liquid level in the relevant parameter that detection means is detected, such as kettle are received in PLC
When, it can be needed according to production online, automatic and corresponding adjustment of rotational speed is carried out to variable-frequency motor exactly, be connected to so as to adjust
The rotating speed of agitating shaft on variable-frequency motor.
3rd, spiral winding on chuck, inner wall of kettle is provided with kettle outer wall and is provided with cooling coil；Chuck and cooler pan
The water inlet of pipe is communicated with entering water electromagnetic valve, and two entering water electromagnetic valves are electrically connected with PLC, and two entering water electromagnetic valves
Entrance point has been respectively communicated with intake pump, when this structure can detect that temperature of charge changes in kettle in temperature transmitter, by
PLC is realized to thing in kettle by controlling entering water electromagnetic valve to realize the temperature control to heating medium in chuck
The heating and temperature control of material, at the same can also detect kettle body temperature it is higher when, enable cooling system realize to thing in kettle
The cooling of material.
4th, cooling coil coil pipe spiral winding is arranged on reaction kettle body inwall, and this structure can be realized in reaction kettle body
The direct cooling of material, the cooling coil that its cooling effectiveness is arranged on reaction kettle body outer wall more in the prior art is higher, simultaneously
The utilization rate of the cold of cooling water is improved, production cost is reduced.
5th, solvent condensation reflux unit is provided with the top of kettle, the vapor phase solvent volatilized in course of reaction can be carried out
Condensing reflux, realizes the pressure balance in kettle, it is ensured that the safety in synthetic reaction process in kettle.
Because a kind of polyurethane resin that the utility model is provided is automatically synthesized reaction unit, its agitator stirs for combined type
Device is mixed, and combined blender includes the wing axial flow type stirrer of the upper and lower, in the presence of double-layered stirrer, improves
Stirring and mixing effect, makes the reaction in reaction kettle body fully be contacted, and improves reaction efficiency and feed stock conversion.
In summary, a kind of polyurethane resin that the utility model is provided is automatically synthesized reaction unit and solves existing poly- ammonia
Automaticity is low in ester resins synthesis course of reaction, each Parameters variation is difficult to detection in time, yield rate is low, production cost is high
Defect, is easily controlled with production process, can in time, in accurate measurements synthetic reaction process the problem of, automaticity it is high,
The advantage that conversion rate of products is high, energy consumption is low.
Brief description of the drawings
Fig. 1 is the front view that a kind of polyurethane resin that the utility model is provided is automatically synthesized reaction unit；
Fig. 2 is Fig. 1 left view；
Fig. 3 is automatic control structure schematic diagram of the present utility model；
In figure：1. kettle, 2. charging apertures, 3. discharging openings, 4. drive devices, 5. agitating shafts, 6. wing axial flow type stirrers,
7. chuck, 8. cooling coils, 9. condensers, 10. return ducts, 11.PLC controllers, 12. rotating speed transducers, 13. viscosity pick-ups
Device, 14. fluid level transmitters, 15. temperature transmitters, 16. variable-frequency motors, 17. intake pumps, 18. hot water electromagnetic valves, 19. chucks heat
Water inlet, 20. chuck hot water outlets, 21. coil pipe cooling water inlets, 22. coil pipe coolant outlets, 23. cooling water solenoid valves.
Embodiment
With reference to the accompanying drawings and examples, the utility model is expanded on further.
As Fig. 1 and Fig. 2 jointly shown in, the utility model provide a kind of polyurethane resin be automatically synthesized reaction unit, wrap
Reactor kettle 1 is included, the side on the top of kettle 1 is provided with charging aperture 2, and the bottom of kettle 1 is provided with discharging opening 3.It is vertical on kettle 1
It is provided with the agitating shaft 5 driven by drive device 4, agitating shaft 5 and is provided with combined blender, combined blender includes upper
Layer and the wing axial flow type stirrer 6 of lower floor.In the presence of double-layered stirrer, stirring and mixing effect is improved, makes reactor
Reaction in body 1 is fully contacted, and improves reaction efficiency and feed stock conversion.
As Fig. 1 and Fig. 2 jointly shown in, be provided with the outer wall of kettle 1 spiral winding on chuck 7, the inwall of kettle 1 be provided with it is cold
But coil pipe 8, the achievable direct cooling to material in reaction kettle body 1 of setting of cooling coil 8, its cooling effectiveness is compared with prior art
In the cooling coil 8 that is arranged on the outer wall of reaction kettle body 1 it is higher, while being improved the utilization rate of the cold of cooling water, drop
Low production cost.
As Fig. 1 and Fig. 2 jointly shown in, the top of kettle 1 is provided with solvent condensation reflux unit, including condenser 9, kettle 1
Gas phase adopt outlet condenser 9, the condensate liquid liquid outlet of condenser 9 is connected by return duct 10 with the top of kettle 1,
Condensing reflux can be carried out to the vapor phase solvent volatilized in course of reaction, realize the pressure balance in kettle 1, it is ensured that synthetic reaction
During safety in kettle 1.
It is jointly shown with Fig. 3 as shown in Figure 1, Figure 2, PLC 11 is provided with outside kettle 1.Detection dress is provided with kettle 1
Put, detection means signal connection PLC 11；Detection means includes rotating speed transducer 12, viscosity transmitter 13, level transmitting
Device 14 and temperature transmitter 15, can be achieved real-time detection and monitoring to relevant parameter in reaction kettle body 1, and by corresponding data and
When feed back to PLC 11, the corresponding change in process being adapted in reactor is made by PLC 11, so that intelligence
Improve the synthetic reaction rate and yield rate of polyurethane resin in energyization ground.
Jointly shown with Fig. 3 as shown in Figure 1, Figure 2, drive device 4 includes the variable-frequency motor being connected with the signal of PLC 11
16, the clutch end drive connection agitating shaft 5 of variable-frequency motor 16.Receive what detection means was detected in PLC 11
During relevant parameter, need online to variable-frequency motor 16, automatic according to production and carry out corresponding adjustment of rotational speed exactly, so as to adjust
The rotating speed of the whole agitating shaft 5 being connected on variable-frequency motor 16.
Jointly shown with Fig. 3 as shown in Figure 1, Figure 2, the water inlet of chuck 7 and cooling coil 8 is communicated with intake pump 17, and two enter
The entrance point of water pump 17 has been respectively communicated with entering water electromagnetic valve, including hot water electromagnetic valve 18 and cooling water solenoid valve 23, and two enter water power
Magnet valve is electrically connected with PLC 11.This structure can detect temperature of charge in kettle 1 in temperature transmitter 15 and change
When, the temperature control to heating medium in chuck 7 is realized by PLC 11, e.g., when temperature transmitter 15 detects kettle 1
During interior temperature of charge reduction, signal is transferred to PLC, is made by PLC after analysis, transfers signals to and chuck
Intake pump 17 on the hot water electromagnetic valve 18 of 7 connections, the control hot water line of hot water electromagnetic valve 18 provides heating medium, and hot water is by pressing from both sides
Cover hot water inlet 19 and enter chuck to material progress heat temperature raising in kettle 1, chuck 7 is discharged by chuck hot water outlet 20, and then
Realize the heating and temperature control to material in kettle 1.And when detecting that temperature is higher in kettle 1, enable cooling system, will believe
Number it is transferred to the intake pump on the cooling water solenoid valve 23 connected with cooling coil 8, the cooling control hot water line of water solenoid valve 23
17 provide cooling medium, and cooling water realizes the cooling to material in kettle 1 by coil pipe cooling water inlet 21 into cooling coil 8,
Discharged by coil pipe coolant outlet 22.
Embodiment described above is only that preferred embodiment of the present utility model is described, not to this practicality
New spirit and scope are defined.Therefore, on the premise of the utility model setting design is not departed from, this area ordinary people
The all variations and modifications that member makes to the technical solution of the utility model, all should drop into protection domain of the present utility model,
The claimed technology contents of the utility model, have all been recorded in detail in the claims.
Claims (4)
1. a kind of polyurethane resin is automatically synthesized on reaction unit, including reactor kettle, the kettle and is vertically arranged with by driving
It is provided with the agitating shaft of dynamic device driving, the agitating shaft on agitator, the kettle outer wall and is provided with chuck, the kettle
Outside is provided with PLC, it is characterised in that：
Detection means is provided with the kettle, the detection means signal connects the PLC；The detection means bag
Include rotating speed transducer, viscosity transmitter, fluid level transmitter and temperature transmitter；
The drive device includes the variable-frequency motor being connected with the PLC signal, the power output of the variable-frequency motor
The end drive connection agitating shaft；
Spiral winding is provided with cooling coil on the inner wall of kettle；
The water inlet of the chuck and the cooling coil is communicated with entering water electromagnetic valve, entering water electromagnetic valve described in two with it is described
PLC is electrically connected, and the entrance point of entering water electromagnetic valve described in two has been respectively communicated with intake pump；
Solvent condensation reflux unit is provided with the top of the kettle.
2. a kind of polyurethane resin according to claim 1 is automatically synthesized reaction unit, it is characterised in that：The solvent is cold
Solidifying reflux includes condenser, and the gas phase of the kettle adopts condenser described in outlet, and the condensate liquid of the condenser goes out
Liquid mouthful is connected by return duct with the top of the kettle.
3. a kind of polyurethane resin according to claim 2 is automatically synthesized reaction unit, it is characterised in that：The agitator
For combined blender, the combined blender includes the wing axial flow type stirrer of the upper and lower.
4. a kind of polyurethane resin according to claim 3 is automatically synthesized reaction unit, it is characterised in that：On the kettle
The side in portion is provided with charging aperture, and the autoclave body bottom is provided with discharging opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720171535.4U CN206474164U (en) | 2017-02-24 | 2017-02-24 | A kind of polyurethane resin is automatically synthesized reaction unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720171535.4U CN206474164U (en) | 2017-02-24 | 2017-02-24 | A kind of polyurethane resin is automatically synthesized reaction unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206474164U true CN206474164U (en) | 2017-09-08 |
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ID=59746678
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720171535.4U Expired - Fee Related CN206474164U (en) | 2017-02-24 | 2017-02-24 | A kind of polyurethane resin is automatically synthesized reaction unit |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107961754A (en) * | 2017-12-16 | 2018-04-27 | 河南莱帕克化工设备制造有限公司 | Emulsion polymerization pilot experiment system |
| CN110102234A (en) * | 2019-06-21 | 2019-08-09 | 山东方明药业集团股份有限公司 | A kind of light reaction production equipment |
| CN111195510A (en) * | 2018-11-16 | 2020-05-26 | 彭泽环球精细化工有限公司 | Efficient 2-ethyl anthraquinone condensation reaction kettle |
| CN112023854A (en) * | 2020-08-27 | 2020-12-04 | 湖南洋韬材料科技有限公司 | Organic synthesis reaction device |
| CN112058200A (en) * | 2020-08-27 | 2020-12-11 | 浙江巨圣氟化学有限公司 | Temperature-controlled polymerization kettle and method for modifying PTFE resin by PPVE for heat exchange tube |
| CN112169741A (en) * | 2020-11-16 | 2021-01-05 | 杭州重力脚轮科技有限公司 | Polyurethane stirring reaction kettle |
| CN113248720A (en) * | 2021-04-29 | 2021-08-13 | 福建立亚化学有限公司 | Spinnable polycarbosilane and preparation method thereof |
| CN114504991A (en) * | 2022-02-25 | 2022-05-17 | 顾斌 | Efficiency thick liquids batching unit with mixing function |
| CN114870776A (en) * | 2022-05-05 | 2022-08-09 | 北京亿华通科技股份有限公司 | Hypergravity reaction kettle for preparing platinum-based alloy catalyst and preparation method |
| CN116196871A (en) * | 2023-03-07 | 2023-06-02 | 昆明理工大学 | Nonlinear variable-speed double-layer glass stirring reaction kettle |
| CN116492971A (en) * | 2023-06-28 | 2023-07-28 | 烟台枫林新材料有限公司 | Esterification equipment capable of adjusting esterification reaction temperature |
-
2017
- 2017-02-24 CN CN201720171535.4U patent/CN206474164U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107961754A (en) * | 2017-12-16 | 2018-04-27 | 河南莱帕克化工设备制造有限公司 | Emulsion polymerization pilot experiment system |
| CN111195510A (en) * | 2018-11-16 | 2020-05-26 | 彭泽环球精细化工有限公司 | Efficient 2-ethyl anthraquinone condensation reaction kettle |
| CN110102234A (en) * | 2019-06-21 | 2019-08-09 | 山东方明药业集团股份有限公司 | A kind of light reaction production equipment |
| CN112023854A (en) * | 2020-08-27 | 2020-12-04 | 湖南洋韬材料科技有限公司 | Organic synthesis reaction device |
| CN112058200A (en) * | 2020-08-27 | 2020-12-11 | 浙江巨圣氟化学有限公司 | Temperature-controlled polymerization kettle and method for modifying PTFE resin by PPVE for heat exchange tube |
| CN112169741B (en) * | 2020-11-16 | 2022-03-22 | 杭州重力脚轮科技有限公司 | Polyurethane stirring reaction kettle |
| CN112169741A (en) * | 2020-11-16 | 2021-01-05 | 杭州重力脚轮科技有限公司 | Polyurethane stirring reaction kettle |
| CN113248720A (en) * | 2021-04-29 | 2021-08-13 | 福建立亚化学有限公司 | Spinnable polycarbosilane and preparation method thereof |
| CN114504991A (en) * | 2022-02-25 | 2022-05-17 | 顾斌 | Efficiency thick liquids batching unit with mixing function |
| CN114870776A (en) * | 2022-05-05 | 2022-08-09 | 北京亿华通科技股份有限公司 | Hypergravity reaction kettle for preparing platinum-based alloy catalyst and preparation method |
| CN116196871A (en) * | 2023-03-07 | 2023-06-02 | 昆明理工大学 | Nonlinear variable-speed double-layer glass stirring reaction kettle |
| CN116492971A (en) * | 2023-06-28 | 2023-07-28 | 烟台枫林新材料有限公司 | Esterification equipment capable of adjusting esterification reaction temperature |
| CN116492971B (en) * | 2023-06-28 | 2023-09-08 | 烟台枫林新材料有限公司 | Esterification equipment capable of adjusting esterification reaction temperature |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170908 Termination date: 20210224 |
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| CF01 | Termination of patent right due to non-payment of annual fee |