CN211487599U - Polycarboxylate water reducing agent's production facility - Google Patents
Polycarboxylate water reducing agent's production facility Download PDFInfo
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- CN211487599U CN211487599U CN201921901558.1U CN201921901558U CN211487599U CN 211487599 U CN211487599 U CN 211487599U CN 201921901558 U CN201921901558 U CN 201921901558U CN 211487599 U CN211487599 U CN 211487599U
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Abstract
The utility model discloses production equipment of a polycarboxylate water reducing agent, which comprises a material tank A, a material tank B, a reaction kettle stirrer, a proportioning tank, a dosing tank and a pipeline centrifugal pump; the material tank A and the material tank B are connected with the reaction kettle and the batching tank; reation kettle is connected with the batching jar to install reation kettle temperature sensor and reation kettle gravity sensor, batching jar is installed batching jar gravity sensor, and the dosing tank links to each other with the batching case, and production facility control system is by plc program control. The utility model discloses a production facility has solved among the prior art the reaction process wayward, and the reactant mixing reaction is inhomogeneous and the problem of violent reaction between the raw materials, has improved the quality of production thing water-reducing agent, is showing and has improved production efficiency.
Description
Technical Field
The utility model belongs to the technical field of chemical industry equipment, concretely relates to polycarboxylate water reducing agent's production facility.
Background
In recent years, the research and production of concrete admixtures tend to develop in the direction of high performance and no pollution. The polycarboxylate superplasticizer has high water reducing rate, good slump retaining performance and fast strength increase, is suitable for preparing high-strength and ultrahigh-strength concrete, high-fluidity and self-compacting concrete, and becomes a hot spot for researching and developing concrete admixtures at home and abroad.
The polycarboxylate superplasticizer is a third-generation high-performance water reducing agent developed after a common water reducing agent represented by wood calcium and a high-efficiency water reducing agent represented by naphthalene, and is a high-efficiency water reducing agent with the forefront, highest scientific and technological content, best application prospect and optimal comprehensive performance in the world at present. However, the polycarboxylic acid water reducer needs a plurality of raw materials to be mixed and contains corrosive materials such as acid and the like, so that wrong raw materials are easily added during production and danger is easily caused during manual production, the preparation process is difficult to control, the metering, adding time and adding speed of the raw materials and the temperature during the adding process not only influence the performance of the obtained water reducer, but also directly influence the polymerization reaction, if the control is improper, implosion is likely to occur, so that the reaction kettle is damaged, a fire hazard is caused under the more serious condition, and great loss is caused to the life safety and property of personnel. Research and improvement of suitable carboxylic acid water reducing agent production equipment has long been one direction of effort in the art.
Disclosure of Invention
The utility model discloses a polycarboxylate water reducing agent's production facility has solved among the prior art the difficult control of reaction process, and the reactant mixing reaction is inhomogeneous and the problem of violent reaction between the raw materials, has improved the quality of production thing water reducing agent, is showing and has improved production efficiency.
The utility model discloses a following technical scheme realizes:
production equipment of a polycarboxylate superplasticizer is characterized by comprising an A material tank, a B material tank, a reaction kettle stirrer, a proportioning tank, a dosing tank and a pipeline centrifugal pump;
the material tank A is connected with the reaction kettle through a pipeline provided with a material control valve A, and is connected with the batching tank through a pipeline provided with a material feeding electric valve A and a batching tank discharging electric valve; the A charging bucket is provided with an A charging bucket liquid level sensor;
the material tank B is connected with the reaction kettle through a pipeline provided with a material B control valve, and is connected with the batching tank through a pipeline provided with a material B feeding electric valve and a batching tank discharging electric valve; the B material tank is provided with a B material tank liquid level sensor;
the reaction kettle is connected with the batching tank through a pipeline provided with a reaction kettle feeding electric valve, and the reaction kettle is provided with a reaction kettle temperature sensor and a reaction kettle gravity sensor;
the batching tank is provided with a batching tank gravity sensor;
the dosing tank is connected with the batching tank through a dosing tank electric discharge valve and a batching tank feeding electric valve;
the material A, the material B and the softened water are connected with the dosing tank through a material A feeding electric valve, a material B feeding electric valve, a softened water inlet electric valve and a dosing tank electric feeding valve.
Preferably, a manual valve of the dosing tank is further installed between the dosing tank and the electric discharge valve of the dosing tank.
Preferably, the raw materials and the softened water are input into the proportioning box and the dosing box through pipeline centrifugal pumps.
Preferably, the production facility control system is controlled by a plc program.
Advantageous effects
The utility model discloses a polycarboxylate water reducing agent's production facility has solved among the prior art the difficult control of reaction process, and the reactant mixing reaction is inhomogeneous and the problem of violent reaction between the raw materials, has improved the quality of production thing water reducing agent, is showing and has improved production efficiency.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a polycarboxylate superplasticizer production device;
the system comprises a material tank A, a material tank B, a material tank stirrer A, a material tank stirrer B, a material tank B, a material control valve A, a reaction kettle 7, a proportioning tank 8, a dosing tank 9, a dosing tank electric feed valve 10, a proportioning tank feed electric valve 11, a reaction kettle feed electric valve 12, a material tank B feed electric valve 13, a material tank A feed electric valve 14, a proportioning tank manual valve 15, a dosing tank electric discharge valve 16, a pipeline centrifugal pump 17, a proportioning tank discharge electric valve 18, a reaction kettle temperature sensor 19, a proportioning tank gravity sensor 20, a reaction kettle gravity sensor 21, a material tank A liquid level sensor 22, a material tank B liquid level sensor 23, a softened water feed electric valve 24, a material feed electric valve 25 and a material.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is a schematic diagram of the overall structure of a production facility for a polycarboxylic acid water reducing agent,
the production equipment of the polycarboxylate superplasticizer comprises an A charging bucket 1, a B charging bucket 3, a reaction kettle 6, a reaction kettle stirrer 2, a proportioning bucket 7, a dosing tank 8 and a pipeline centrifugal pump 16; the A charging bucket 1 is connected with the reaction kettle 6 through a pipeline provided with a A charging control valve 5, is connected with the batching tank 7 through a pipeline provided with an A charging electric valve 13 and a batching tank discharging electric valve 17, and is provided with an A charging bucket liquid level sensor 21;
the B material tank 3 is connected with the reaction kettle 6 through a pipeline provided with a B material control valve 4, is connected with the batching tank 7 through a pipeline provided with a B material tank feeding electric valve 12 and a batching tank discharging electric valve 17, and the B material tank 1 is provided with a B material tank liquid level sensor 22;
the reaction kettle 6 is connected with the batching tank 7 through a pipeline provided with a reaction kettle feeding electric valve 11, and the reaction kettle 6 is provided with a reaction kettle temperature sensor 18 and a reaction kettle gravity sensor 20;
the batching tank 7 is provided with a batching tank gravity sensor 19;
the dosing tank 8 is connected with the batching tank through a dosing tank electric discharge valve 15 and a batching tank feeding electric valve 10;
the material A, the material B and the softened water are connected with the dosing tank 8 through an A material feeding electric valve 24, a B material feeding electric valve 25, a softened water inlet electric valve 23 and a dosing tank electric feeding valve 9; a manual valve 14 of the proportioning tank is also arranged between the proportioning tank 7 and the electric valve 17 for discharging the proportioning tank.
The production equipment control system is controlled by plc program.
Example 1
The production equipment of the polycarboxylic acid water reducing agent used in example 1 is shown in fig. 1:
the control system is controlled by a plc program, the real-time production state is displayed through a touch screen, a formula is set in advance and downloaded before production is started, and the program can be produced according to the set formula.
(1) Preparation before production: the raw materials (catalyst, A material, B material, monomer) are transported to the production site and placed in the corresponding positions.
(2) The preparation and delivery of the material A are started according to an automatic program: the system opens valves 23 and 10 and a pipeline centrifugal pump, softened water is pumped to a batching tank, the valves 23 and 10 and the pipeline centrifugal pump are closed when the water quantity is preset, then the valves 10 and 24 and the pipeline centrifugal pump are opened, a preset amount of material A is pumped to the batching tank, the valves 10 and 24 and the pipeline centrifugal pump are closed after the preset amount is reached, a catalyst is added into a dosing tank, the valves 9, 10, 15 and 17 are opened by the system, the pipeline centrifugal pump starts to circulate materials for mixing, the valve 9 is closed first, the valves 10, 15 and 17 and the pipeline centrifugal pump are closed after 3 minutes, the mixed material of the material A and the catalyst is completely pumped into a material tank A by the next system, the valves 13 and 17 and the pipeline centrifugal pump are opened by the system, the valves 13 and 17 and the pipeline centrifugal pump are closed after the material in the batching tank is completely pumped into the material tank A;
the system opens valves 23 and 10 and the pipeline centrifugal pump to pump a proper amount of softened water to the batching tank, the pipeline centrifugal pump automatically closes the valves 23 and 10 when reaching a specified value, then the system opens the valves 13 and 17 and the pipeline centrifugal pump, the batching tank is completely pumped into the tank A, and after the materials are completely pumped into the tank A, the system closes the valves 13 and 17 and the pipeline centrifugal pump, so that the material A is prepared and delivered.
(3) Monomer feeding
The system opens valves 23 and 10 and a material pumping pump, the pump pumps a fixed amount of softened water to the batching tank, the system closes the valves 23 and 10 and the material pumping pump after the specified amount is reached, the system opens the valves 17 and 11 and the material pumping pump, the water in the batching tank is completely pumped into the reaction kettle, and finally the system closes the valves 17 and 11 and the material pumping pump. And at the same time, the acousto-optic alarm of the system and the screen display show that the monomer is added, the monomer is delivered, and after the monomer is delivered, the material B is prepared and delivered.
(4) Preparing and delivering a material B:
the system opens 23, 10 valves and pipeline centrifugal pump, the pump draws fixed volume demineralized water to the batching jar, the system closes 23 after appointed quantity, 10 valves and pipeline centrifugal pump, the system opens 25, 10 valves and pipeline centrifugal pump will predetermine the B material of volume and add in the batching jar, reach and close 25 after appointed quantity, 10 valves and pipeline centrifugal pump, 17, 10 valves and pipeline centrifugal pump are opened to the system, the circulation material carries out the mixture of B material, the system closes 10 after mixing fully, 17 valves and pipeline centrifugal pump. The system opens the valves 12 and 17 and the pipeline centrifugal pump, the material B in the batching tank is completely pumped into the material tank B, the valves 12 and 17 and the pipeline centrifugal pump are closed, the batching tank is continuously washed, the valves 23 and 10 and the pipeline centrifugal pump are opened to pump a proper amount of softened water to the batching tank, and the valves 23 and 10 and the pipeline centrifugal pump are closed when a specified numerical value is reached. And then the system opens the valves 12 and 17 and the pipeline centrifugal pump, the rinsing water of the batching tank is completely pumped into the material tank B, and the system closes the valves 12 and 17 and the pipeline centrifugal pump after the rinsing water is completely pumped into the material tank B, so that the feeding process of the material B is completed. At the moment, the control cabinet gives an audible and visual alarm and simultaneously prompts to add the oxidant by the screen, at the moment, the quantitative oxidant is manually added into the reaction kettle through the feeding hole on the reaction kettle, and after the feeding is finished, the start button system is pressed to start the reaction in the next step.
(5) Polymerization reaction: and after the oxidant is added, the system is stirred and started, and A, B materials are added into the reaction kettle after a certain time delay, so that the oxidant and the raw materials are fully mixed. The system can be according to the real-time liquid level of level sensor transmission and the real-time reaction temperature control A, B material jar of the temperature sensor transmission on the reation kettle 4 at the beginning of the reaction, 5 automatic valve opening degree is in order to guarantee to join in advance a material jar raw materials in the time of presetting, B material jar raw materials evenly adds reation kettle, the steady progress of reaction has been ensured, the back switch board can audible and visual alarm and touch-sensitive screen suggestion please sample detection simultaneously after the reaction finishes, artifical sample at this moment begins to detect, the point presses the open button after the detection finishes, the system is opened 10, 23 number valve and pipeline centrifugal pump extraction fixed amount dilution water to the batching jar, the system is closed 23 after appointed quantity, 10 number valve and pipeline centrifugal pump. And then the system opens the valves 11 and 17 and the pipeline centrifugal pump, the dilution water is pumped into the reaction kettle, the valves 11 and 17 and the pipeline centrifugal pump are closed by the system to complete the addition of the dilution water, the system automatically enters the next step of delayed stirring, the system automatically stops after the delayed stirring is carried out for a preset time, the touch screen displays that the production is finished, and a finished product is output until the production is finished.
Claims (4)
1. Production equipment of a polycarboxylate superplasticizer is characterized by comprising an A material tank (1), a B material tank (3), a reaction kettle (6), a reaction kettle stirrer (2), a proportioning tank (7), a dosing tank (8) and a pipeline centrifugal pump (16);
the A material tank (1) is connected with the reaction kettle (6) through a pipeline provided with a material A control valve (5), and is connected with the batching tank (7) through a pipeline provided with an A material tank feeding electric valve (13) and a batching tank discharging electric valve (17); the A charging bucket (1) is provided with an A charging bucket liquid level sensor (21);
the material tank B (3) is connected with the reaction kettle (6) through a pipeline provided with a material tank B control valve (4), and is connected with the batching tank (7) through a pipeline provided with a material tank B feeding electric valve (12) and a batching tank discharging electric valve (17); the B material tank (3) is provided with a B material tank liquid level sensor (22);
the reaction kettle (6) is connected with the batching tank (7) through a pipeline provided with a reaction kettle feeding electric valve (11), and the reaction kettle (6) is provided with a reaction kettle temperature sensor (18) and a reaction kettle gravity sensor (20);
the batching tank (7) is provided with a batching tank gravity sensor (19);
the dosing box (8) is connected with the batching tank (7) through a dosing box electric discharge valve (15) and a batching box feeding electric valve (10);
the dosing box (8) is respectively connected with the material A feeding electric valve (24), the material B feeding electric valve (25) and the softened water inlet electric valve (23) through the dosing box electric feeding valve (9).
2. The apparatus of claim 1, characterized in that a dosing tank manual valve (14) is further installed between the dosing tank (7) and the dosing tank discharging electric valve (17).
3. The apparatus according to claim 1, characterized in that the dosing tank (7) and the dosing tank (8) are connected to a pipe centrifugal pump (16).
4. The apparatus according to claim 1, wherein the apparatus for producing the polycarboxylate superplasticizer is controlled by plc program.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921901558.1U CN211487599U (en) | 2019-11-06 | 2019-11-06 | Polycarboxylate water reducing agent's production facility |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921901558.1U CN211487599U (en) | 2019-11-06 | 2019-11-06 | Polycarboxylate water reducing agent's production facility |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211487599U true CN211487599U (en) | 2020-09-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921901558.1U Active CN211487599U (en) | 2019-11-06 | 2019-11-06 | Polycarboxylate water reducing agent's production facility |
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| Country | Link |
|---|---|
| CN (1) | CN211487599U (en) |
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2019
- 2019-11-06 CN CN201921901558.1U patent/CN211487599U/en active Active
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