CN114082512A - Crushing auxiliary agent adding system in titanium dioxide production by chlorination process - Google Patents
Crushing auxiliary agent adding system in titanium dioxide production by chlorination process Download PDFInfo
- Publication number
- CN114082512A CN114082512A CN202111297215.0A CN202111297215A CN114082512A CN 114082512 A CN114082512 A CN 114082512A CN 202111297215 A CN202111297215 A CN 202111297215A CN 114082512 A CN114082512 A CN 114082512A
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- Prior art keywords
- auxiliary agent
- titanium dioxide
- pipeline
- steam
- superheated steam
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- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 title claims abstract description 62
- 239000012752 auxiliary agent Substances 0.000 title claims abstract description 51
- 239000004408 titanium dioxide Substances 0.000 title claims abstract description 31
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- 238000005660 chlorination reaction Methods 0.000 title claims abstract description 10
- 238000000034 method Methods 0.000 title claims description 17
- 239000000843 powder Substances 0.000 claims abstract description 17
- 230000001105 regulatory effect Effects 0.000 claims description 13
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims 1
- 239000011248 coating agent Substances 0.000 abstract description 5
- 238000000576 coating method Methods 0.000 abstract description 5
- 230000001276 controlling effect Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 239000005416 organic matter Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013590 bulk material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/06—Selection or use of additives to aid disintegrating
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Abstract
The invention belongs to the field of titanium dioxide production equipment, and particularly relates to a crushing auxiliary agent adding system in chlorination titanium dioxide production. The superheated steam is connected into the auxiliary agent pipeline, so that the organic auxiliary agent is instantly vaporized after the steam enters the auxiliary agent pipeline and enters the steam powder machine along with the steam; therefore, the organic auxiliary agent enters the system in a stable gas phase, the adding uniformity and stability of the organic auxiliary agent can be well ensured, and the problem of non-uniform coating of titanium dioxide organic matters is avoided, so that the product quality is ensured.
Description
Technical Field
The invention belongs to the field of titanium dioxide production equipment, and particularly relates to a crushing auxiliary agent adding system in chlorination-process titanium dioxide production.
Background
The post-treatment process in the production process of titanium dioxide by chlorination process relates to a steam powder process; in the steam grinding process, the dried titanium dioxide is blown into a steam grinding machine for steam grinding, and during steam grinding, the bulk material formed in the flash evaporation drier is crushed and subjected to organic treatment; the organic treatment has the effects of improving the wetting, dispersing and rheological properties of titanium dioxide in various dispersing media, reducing the water absorption during storage, reducing agglomerates in the pigment and improving the glossiness and dispersibility of titanium dioxide; as the titanium dioxide powder is accelerated to a high speed in the feeder, the temperature rises in the process of contacting steam after the organic matter is added, and finally the titanium dioxide powder is vaporized and coated on the titanium dioxide particles. This process results in a small amount of uncoated titanium dioxide particles entering the final product. Therefore, the adoption of the method for adding the auxiliary agent can cause the uneven coating of the titanium dioxide organic matter, influence the application performance index of the titanium dioxide and influence the quality of the titanium dioxide.
Disclosure of Invention
The invention discloses a crushing auxiliary adding system in the production of titanium dioxide by a chlorination process, aiming at solving the technical problems that the titanium dioxide organic matter is not uniformly coated, and the quality of the titanium dioxide and the application performance index of the titanium dioxide are influenced in the prior art.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
a crushing auxiliary agent adding system in titanium dioxide production by a chlorination method comprises an auxiliary agent tank for storing auxiliary agents, wherein a discharge port of the auxiliary agent tank is connected with a feed port of a steam powder machine through an auxiliary agent pipeline, and the auxiliary agent pipeline is connected with a superheated steam pipeline.
The superheated steam is connected into the auxiliary agent pipeline, so that the organic auxiliary agent is instantly vaporized after the steam enters the auxiliary agent pipeline and enters the steam powder machine along with the steam; therefore, the organic auxiliary agent enters the system in a stable gas phase, the adding uniformity and stability of the organic auxiliary agent can be well ensured, and the problem of non-uniform coating of titanium dioxide organic matters is avoided, so that the product quality is ensured.
Furthermore, a variable frequency metering pump and a flowmeter are installed on the auxiliary agent pipeline, and both the variable frequency metering pump and the flowmeter are electrically connected with the controller. According to the invention, the controller is used for receiving the flow information in the flowmeter, so that related workers can obtain the flow information of the auxiliary agent, and the controller is used for regulating and controlling the output power of the variable-frequency dosage pump based on the information and the production condition so as to achieve the purpose of regulating the output flow of the auxiliary agent.
Further, install electrical control valve and manometer on the superheated steam pipeline, electrical control valve and manometer all are connected with the controller electricity. According to the invention, the controller receives the pressure information in the pressure gauge, so that related workers can obtain the pressure in the superheated steam pipeline, and the controller regulates the opening of the electric regulating valve based on the pressure and the production condition so as to regulate the pressure in the superheated steam pipeline.
Further, the superheated steam pipeline is connected to an auxiliary agent pipeline between the flow meter and the steam powder machine. The superheated steam pipeline is connected to the auxiliary agent pipeline between the flowmeter and the steam powder machine, so that the influence of steam in the superheated steam pipeline on the detection data of the flowmeter is avoided.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that: 1. the superheated steam is connected into the auxiliary agent pipeline, so that the organic auxiliary agent is instantly vaporized after the steam enters the auxiliary agent pipeline and enters the steam powder machine along with the steam; therefore, the organic auxiliary agent enters the system in a stable gas phase, the adding uniformity and stability of the organic auxiliary agent can be well ensured, and the problem of non-uniform coating of titanium dioxide organic matters is avoided, so that the product quality is ensured.
2. According to the invention, the controller is used for receiving the flow information in the flowmeter, so that related workers can obtain the flow information of the auxiliary agent, and the controller is used for regulating and controlling the output power of the variable-frequency dosage pump based on the information and the production condition so as to achieve the purpose of regulating the output flow of the auxiliary agent.
3. According to the invention, the controller receives the pressure information in the pressure gauge, so that related workers can obtain the pressure in the superheated steam pipeline, and the controller regulates the opening of the electric regulating valve based on the pressure and the production condition so as to regulate the pressure in the superheated steam pipeline.
4. The superheated steam pipeline is connected to the auxiliary agent pipeline between the flowmeter and the steam powder machine, so that the influence of steam in the superheated steam pipeline on the detection data of the flowmeter is avoided.
Drawings
The invention will now be described, by way of example, with reference to the accompanying drawings, in which:
FIG. 1 is a system framework diagram of the present invention.
Description of reference numerals: 1. an auxiliary agent tank; 2. an additive pipeline; 3. a variable frequency metering pump; 4. a flow meter; 5. a superheated steam line; 6. an electric control valve; 7. a pressure gauge; 8. steam powder machine.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all the embodiments. The components of embodiments of the present application, generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application.
Referring to the attached figure 1, the crushing aid adding system in the production of titanium dioxide by a chlorination method comprises an aid tank 1 for storing aids, wherein a discharge port of the aid tank 1 is connected with a feed port of a steam powder machine 8 through an aid pipeline 2, and the aid pipeline 2 is connected with a superheated steam pipeline 5.
Superheated steam is connected into an auxiliary agent pipeline 2, so that after the steam enters the auxiliary agent pipeline 2, an organic auxiliary agent is instantly vaporized and enters a steam powder machine 8 along with the steam; therefore, the organic auxiliary agent enters the system in a stable gas phase, the adding uniformity and stability of the organic auxiliary agent can be well ensured, and the problem of non-uniform coating of titanium dioxide organic matters is avoided, so that the product quality is ensured.
And the auxiliary agent pipeline 2 is provided with a variable frequency metering pump 3 and a flowmeter 4, and the variable frequency metering pump 3 and the flowmeter 4 are both electrically connected with the controller. According to the invention, the controller is used for receiving the flow information in the flowmeter 4, so that related workers can obtain the flow information of the auxiliary agent, and then the controller is used for regulating and controlling the output power of the variable-frequency dosage pump based on the information and the production condition so as to achieve the purpose of regulating the output flow of the auxiliary agent.
The superheated steam pipeline 5 is provided with an electric regulating valve 6 and a pressure gauge 7, and the electric regulating valve 6 and the pressure gauge 7 are electrically connected with the controller. According to the invention, the controller receives the pressure information in the pressure gauge 7, so that related workers can obtain the pressure in the superheated steam pipeline 5, and the controller regulates the opening of the electric regulating valve 6 based on the pressure and the production condition so as to regulate the pressure in the superheated steam pipeline 5.
And the auxiliary agent pipeline 2 between the flow meter 4 and the steam powder machine 8 is connected with the superheated steam pipeline 5. The superheated steam pipeline 5 is connected to the auxiliary agent pipeline 2 between the flow meter 4 and the steam powder machine 8, so that the influence of steam in the superheated steam pipeline 5 on the detection data of the flow meter 4 is avoided.
The controller adopts a PLC controller.
The above-mentioned embodiments only express the specific embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present application. It should be noted that, for those skilled in the art, without departing from the technical idea of the present application, several changes and modifications can be made, which are all within the protection scope of the present application.
Claims (4)
1. The crushing auxiliary agent adding system in the production of titanium dioxide by a chlorination method is characterized by comprising an auxiliary agent tank (1) for storing an auxiliary agent, wherein a discharge hole of the auxiliary agent tank (1) is connected with a feed inlet of a steam powder machine (8) through an auxiliary agent pipeline (2), and the auxiliary agent pipeline (2) is connected with a superheated steam pipeline (5).
2. The grinding aid adding system in the production of titanium dioxide by the chlorination process according to claim 1, wherein a variable frequency metering pump (3) and a flow meter (4) are installed on the aid pipeline (2), and both the variable frequency metering pump (3) and the flow meter (4) are electrically connected with a controller.
3. The grinding aid adding system in the production of titanium dioxide by the chlorination process according to claim 1, wherein an electric regulating valve (6) and a pressure gauge (7) are installed on the superheated steam pipeline (5), and both the electric regulating valve (6) and the pressure gauge (7) are electrically connected with a controller.
4. The grinding aid adding system in the production of titanium dioxide by the chloride process according to claim 2, wherein the superheated steam pipeline (5) is connected to the aid pipeline (2) between the flow meter (4) and the steam powder machine (8).
Priority Applications (1)
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CN202111297215.0A CN114082512A (en) | 2021-11-02 | 2021-11-02 | Crushing auxiliary agent adding system in titanium dioxide production by chlorination process |
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CN202111297215.0A CN114082512A (en) | 2021-11-02 | 2021-11-02 | Crushing auxiliary agent adding system in titanium dioxide production by chlorination process |
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CN202111297215.0A Pending CN114082512A (en) | 2021-11-02 | 2021-11-02 | Crushing auxiliary agent adding system in titanium dioxide production by chlorination process |
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Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
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CN201644071U (en) * | 2010-04-09 | 2010-11-24 | 漳州日高饲料有限公司 | Novel gas-liquid adding system of extrusion type bulking machine |
CN201833478U (en) * | 2010-10-21 | 2011-05-18 | 山东众森建材科技有限公司 | Adding device for liquid admixture |
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CN207204336U (en) * | 2017-04-26 | 2018-04-10 | 四川龙蟒钛业股份有限公司 | Control the stable airflow comminution system of titanium dioxide finished product carbon content |
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CN208627603U (en) * | 2018-06-23 | 2019-03-22 | 安徽赛立科硅材料有限公司 | A kind of atomising device for white carbon black dry method modification |
CN213669617U (en) * | 2020-09-22 | 2021-07-13 | 江西广源化工有限责任公司 | Automatic metering and conveying device for auxiliary agent of ball mill |
CN113291818A (en) * | 2021-06-25 | 2021-08-24 | 韦可壮 | Jet pump system for carrying out mixed collision of steam and powder |
CN113560010A (en) * | 2021-09-24 | 2021-10-29 | 江苏沪申钛白科技有限公司 | Titanium dioxide airflow crushing method |
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2021
- 2021-11-02 CN CN202111297215.0A patent/CN114082512A/en active Pending
Patent Citations (14)
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CN201644071U (en) * | 2010-04-09 | 2010-11-24 | 漳州日高饲料有限公司 | Novel gas-liquid adding system of extrusion type bulking machine |
CN201833478U (en) * | 2010-10-21 | 2011-05-18 | 山东众森建材科技有限公司 | Adding device for liquid admixture |
CN203002337U (en) * | 2012-12-28 | 2013-06-19 | 宁波新福钛白粉有限公司 | Device for adding solid organic surface conditioning agent for titanium dioxide |
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CN207204336U (en) * | 2017-04-26 | 2018-04-10 | 四川龙蟒钛业股份有限公司 | Control the stable airflow comminution system of titanium dioxide finished product carbon content |
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CN208627603U (en) * | 2018-06-23 | 2019-03-22 | 安徽赛立科硅材料有限公司 | A kind of atomising device for white carbon black dry method modification |
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Application publication date: 20220225 |
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