CN209519746U - A kind of device can control reaction solution initial temperature - Google Patents
A kind of device can control reaction solution initial temperature Download PDFInfo
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- CN209519746U CN209519746U CN201920132060.7U CN201920132060U CN209519746U CN 209519746 U CN209519746 U CN 209519746U CN 201920132060 U CN201920132060 U CN 201920132060U CN 209519746 U CN209519746 U CN 209519746U
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Abstract
The utility model relates to chemical technology fields, more specifically, it is a kind of device that can control reaction solution initial temperature, including reaction kettle, liquid feeding case and control cabinet, the bottom of liquid feeding case is equipped with discharge port, discharge port is connected to by pipeline with vapor heat exchanger, fluid filling pump is installed in the middle part of pipeline, vapor heat exchanger is connected to steam appendix, second temperature sensor is installed on vapor heat exchanger, the top of vapor heat exchanger is connected to by pipeline with reaction kettle, electric heater is equipped in the middle part of pipeline, electric heater is intracavitary to be equipped with third temperature sensor.Reaction solution is delivered in reaction kettle using fluid filling pump, reaction solution is quickly heated by vapor heat exchanger first, reaction solution is finely heated using electric heater later, the final accurate temperature adjustment realized to reaction solution.
Description
Technical field
The utility model relates to chemical technology fields, are that a kind of can control reaction solution initial temperature more specifically
Device.
Background technique
The aqueous solution of acrylate homopolymer and copolymer is very important one kind in oral cavity material, is mainly used for powder/liquid
The liquor of soda acid cement.Its cardinal principle is that radical polymerization occurs in aqueous solution for acrylic acid and water-soluble vinyl monomer
It closes, the mixture of pure water and partial monosomy, initiator, chain-transferring agent is added in polymerization reaction kettle in advance, reaches to temperature in the kettle
When the polymerization temperature that technique requires, remaining whole monomers, initiator is added by the way that pump continuous constant speed into polymerization reaction kettle is added dropwise
And the mixture of chain-transferring agent, polymerization temperature and polymerization exotherm control be stable product quality key influence factor.
Industrial production equipment includes polymerization reaction kettle at present, is only collocated with simple material titration outfit, and system is added dropwise not
Temperature control is carried out, the initial temperature of reaction solution is very different between each production batch, causes reaction temperature that cannot effectively be controlled
System, influences product quality.
Summary of the invention
The purpose of this utility model is to provide a kind of devices that can control reaction solution initial temperature, to solve above-mentioned back
The problem of being proposed in scape technology.
To achieve the above object, the utility model provides the following technical solutions:
A kind of device can control reaction solution initial temperature, including reaction kettle, liquid feeding case and control cabinet, the liquid feeding case
Bottom be equipped with discharge port, discharge port is connected to by pipeline with vapor heat exchanger, fluid filling pump is equipped in the middle part of pipeline, steam changes
Hot device is connected to steam appendix, and operated pneumatic valve is equipped in the middle part of steam appendix, and the second temperature is equipped on vapor heat exchanger
Sensor is spent, the top of vapor heat exchanger is connected to by pipeline with reaction kettle, and electric heater, electric heating are equipped in the middle part of pipeline
Third temperature sensor is installed on device.
Further: the bottom of the liquid feeding case is equipped with sewage draining exit, is equipped with sewage pipe on sewage draining exit, pacifies on sewage pipe
Equipped with valve.
Further: the inside of the liquid feeding case is equipped with agitating device, and the top of liquid feeding case is equipped with feed opening,
Further: the side wall of the vapor heat exchanger is equipped with exhaust pipe, is equipped with steam trap on exhaust pipe.
Further: the first temperature sensor is installed at the top of the reaction kettle.
Using technical solution provided by the utility model, compared with prior art, have the following beneficial effects: that this is practical new
Reaction solution in liquid feeding case is delivered in vapor heat exchanger by type during the work time, using fluid filling pump, is carried out to reaction solution fast
Speed heating, makes reacting liquid temperature rapid increase, when second temperature sensor detects that reacting liquid temperature reaches the 90% of preset temperature
When, it controls operated pneumatic valve and closes, heat reaction solution using electric heater, flow into electricity using third temperature sensor real-time monitoring and add
The reacting liquid temperature of hot device cavity makes reacting liquid temperature control within the scope of preset temperature ± 1 DEG C, realizes accurate temperature adjustment, solves
Existing reaction kettle not can be effectively controlled the initial temperature of reaction solution, lead to the problem that product quality is irregular.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that can control the device of reaction solution initial temperature.
Label declaration in schematic diagram: 1- reaction kettle；The first temperature sensor of 2-；3- vapor heat exchanger；4- second temperature
Sensor；5- electric heater；6- steam trap；7- steam appendix；8- operated pneumatic valve；9- liquid feeding case；10- sewage pipe；11- liquid feeding
Pump；12- control cabinet；13- third temperature sensor.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model, below with reference to embodiment to the utility model
It is further described.
Embodiment 1
Referring to Fig. 1, in the utility model embodiment, a kind of device can control reaction dropping liquid initial temperature, packet
Reaction kettle 1, liquid feeding case 9 and control cabinet 12 are included, the inside of liquid feeding case 9 is equipped with agitating device, using agitating device to liquid feeding case 9
Interior reaction solution is stirred, and is uniformly mixed reaction solution, and the top of liquid feeding case 9 is equipped with feed opening, and the bottom of liquid feeding case 9 is equipped with
Discharge port, discharge port are connected to vapor heat exchanger 3 by pipeline, fluid filling pump 11 are equipped in the middle part of pipeline, utilizes fluid filling pump 11
Reaction solution in liquid feeding case 9 is delivered in vapor heat exchanger 3, fluid filling pump 11 has flow regulating function, and reaction solution is added dropwise
Process is more stable, and fluid filling pump 11 has one-way, prevents reaction solution from flowing back, and vapor heat exchanger 3 and steam appendix 7 connect
Logical, the middle part of steam appendix 7 is equipped with operated pneumatic valve 8, and the inside of vapor heat exchanger 3 is equipped with collet, and steam is defeated by steam
Tracheae 7 is delivered in the collet of vapor heat exchanger 3, is heated to reaction solution, and the side wall of vapor heat exchanger 3 is equipped with exhaust
It manages, steam trap 6 is installed on exhaust pipe, second temperature sensor 4 is installed on vapor heat exchanger 3, is sensed using second temperature
The top of the temperature of reaction solution in 4 real-time monitoring vapor heat exchanger 3 of device, vapor heat exchanger 3 is connected to by pipeline with reaction kettle 1,
Electric heater 5 is installed in the middle part of pipeline, third temperature sensor 13 is installed on electric heater 5, is added by vapor heat exchanger 3
Reaction solution after heat is entered in reaction kettle 1 by pipeline, and electric heater cavity is provided in electric heater 5, utilizes electric heater 5
It can further be heated to by the reaction solution of electric heater cavity, flow through electricity using 13 real-time monitoring of third temperature sensor and add
The temperature of the reaction solution of hot device cavity, it is the first temperature sensor 2, second temperature sensor 4, third temperature sensor 13, pneumatic
Valve 8 is electrically connected with control cabinet 12 respectively, and control cabinet 12 has been internally integrated PID temperature controller, is controlled using control cabinet 12
Heating temperature processed.
The working principle of the utility model is: according to the process requirements temperature of aqueous solution polymerization reaction, in advance to control cabinet
Reaction solution in liquid feeding case 9, is delivered in vapor heat exchanger 3 using fluid filling pump 11, opens pneumatic operated valve by 12 input preset temperatures
Door 8, enters steam in vapor heat exchanger 3, is quickly heated to reaction solution, make reacting liquid temperature rapid increase, when second
When temperature sensor 4 detects that reacting liquid temperature reaches the 90% of preset temperature, control operated pneumatic valve 8 is closed, and utilizes electric heater
5 heating reaction solutions, the reaction solution after heating are added dropwise in reaction kettle 1, utilize 13 real-time monitoring stream of third temperature sensor
The temperature of reaction solution through electric heater cavity makes reacting liquid temperature control within the scope of preset temperature ± 1 DEG C, realizes accurate adjust
Temperature.
Embodiment 2
On the basis of embodiment 1, the bottom of liquid feeding case 9 is equipped with sewage draining exit, is equipped with sewage pipe 10, blowdown on sewage draining exit
Valve is installed on pipe 10, convenient for the extra reaction solution in discharge liquid feeding case 9.
It should be strongly noted that reaction kettle 1, liquid feeding case 9 and control cabinet 12 are the application of the prior art in the application, lead to
Cross setting electric heater, vapor heat exchanger matches and is combined into the innovative point of the application, efficiently solve existing reaction kettle to temperature
Degree control is not accurate enough, leads to the problem that product quality is irregular.
Schematically the utility model and embodiments thereof are described above, description is not limiting, attached drawing
Shown in be also one of the embodiments of the present invention, actual structure is not limited to this.So if this field
Those of ordinary skill enlightened by it, without deviating from the purpose of the present invention, not inventively design
Frame mode similar with the technical solution and embodiment, all should belong to the protection range of the utility model.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. a kind of device that can control reaction solution initial temperature, including reaction kettle (1), liquid feeding case (9) and control cabinet (12),
It is characterized in that, the bottom of the liquid feeding case (9) is equipped with discharge port, and discharge port is connected to by pipeline with vapor heat exchanger (3), pipeline
Middle part be equipped with fluid filling pump (11), vapor heat exchanger (3) is connected to steam appendix (7), the middle part of steam appendix (7) peace
It equipped with operated pneumatic valve (8), is equipped on vapor heat exchanger (3) second temperature sensor (4), the top of vapor heat exchanger (3) is logical
It crosses pipeline to be connected to reaction kettle (1), be equipped in the middle part of pipeline electric heater (5), electric heater is equipped with third temperature on (5)
Sensor (13).
2. the device according to claim 1 that can control reaction solution initial temperature, which is characterized in that the liquid feeding case
(9) bottom is equipped with sewage draining exit, is equipped with sewage pipe (10) on sewage draining exit, sewage pipe is equipped with valve on (10).
3. the device according to claim 2 that can control reaction solution initial temperature, which is characterized in that the liquid feeding case
(9) inside is equipped with agitating device, and the top of liquid feeding case (9) is equipped with feed opening.
4. the device according to claim 1 that can control reaction solution initial temperature, which is characterized in that the steam heat-exchanging
The side wall of device (3) is equipped with exhaust pipe, and steam trap (6) are equipped on exhaust pipe.
5. the device according to claim 1 to 4 that can control reaction solution initial temperature, which is characterized in that described anti-
It answers and the first temperature sensor (2) is installed at the top of kettle (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920132060.7U CN209519746U (en) | 2019-01-25 | 2019-01-25 | A kind of device can control reaction solution initial temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920132060.7U CN209519746U (en) | 2019-01-25 | 2019-01-25 | A kind of device can control reaction solution initial temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209519746U true CN209519746U (en) | 2019-10-22 |
Family
ID=68230546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920132060.7U Active CN209519746U (en) | 2019-01-25 | 2019-01-25 | A kind of device can control reaction solution initial temperature |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209519746U (en) |
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2019
- 2019-01-25 CN CN201920132060.7U patent/CN209519746U/en active Active
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