CN216427178U - Carbon black granulation device for increasing density of carbon black granulation particles - Google Patents
Carbon black granulation device for increasing density of carbon black granulation particles Download PDFInfo
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- CN216427178U CN216427178U CN202121598236.1U CN202121598236U CN216427178U CN 216427178 U CN216427178 U CN 216427178U CN 202121598236 U CN202121598236 U CN 202121598236U CN 216427178 U CN216427178 U CN 216427178U
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Abstract
The utility model provides a carbon black granulation device for increasing the particle density of carbon black granules, which comprises a mixing tank, a first liquid discharge valve, a liquid storage tank, a second liquid discharge valve, a liquid delivery pump, a control valve group, a powdery carbon black stirring tank and a conventional granulator which are connected in sequence; the powdery carbon black stirring tank is provided with a powdery carbon black feeding hole and a carbon black mixture discharging hole, and the carbon black mixture discharging hole is connected with the carbon black granulator. The control valve group comprises a flowmeter, an automatic flow control valve and a mixed liquid discharge port which are sequentially connected, wherein the flowmeter is connected with the infusion pump, and the mixed liquid discharge port is connected with the powdery carbon black stirring tank. The granular carbon black prepared by the device has high density, saves the water consumption and the power consumption in the carbon black granulation process, and effectively improves the product quality and saves resources and energy.
Description
Technical Field
The utility model relates to the technical field of carbon black production, in particular to a carbon black granulation device for increasing the particle density of carbon black granules.
Background
Furnace carbon black is produced by using gaseous hydrocarbon, liquid hydrocarbon or their mixture as material, feeding proper amount of air, forming a closed turbulent system inside the reactor, burning partial hydrocarbon and air to produce high temperature and cracking the other part to produce carbon black. Carbon black is a black powdery substance obtained by incomplete combustion or pyrolysis of hydrocarbons in a gaseous phase under strictly controlled process conditions, the main component of which is elemental carbon and contains a small amount of oxygen, hydrogen, sulfur, and the like. The carbon black particles are approximately spherical and have a particle diameter of 10-500 mu m. The carbon black product is used in rubber processing and is added into rubber as reinforcing agent and filler through mixing.
The carbon black generated by the reaction of the common furnace carbon black in the carbon black reaction furnace is powdery carbon black, and the powdery carbon black is conveyed by a series of pipelines, collected by a cloth bag box body, crushed, granulated, dried, lifted, stored and packaged to form the finished product carbon black. In the above process, the density of the initially collected powdered carbon black is only 30-80kg/m3And the powdered carbon black is processed into granular carbon black by adopting a granulation process, the carbon black particles prepared by the conventional granulation process have low density and are easy to break, and when the granular carbon black is packaged into finished products, a packaging bag with large volume is required, and the water consumption and the electric quantity are large.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems in the prior art and provides the carbon black granulation device for increasing the particle density of the carbon black granules.
The utility model provides a carbon black granulation device for increasing the particle density of carbon black granules, which comprises a mixing tank, a first liquid discharge valve, a liquid storage tank, a second liquid discharge valve, a liquid delivery pump, a control valve group, a powdery carbon black stirring tank and a conventional granulator which are connected in sequence; the powdery carbon black stirring tank is provided with a powdery carbon black feeding hole and a carbon black mixture discharging hole, and the carbon black mixture discharging hole is connected with the carbon black granulator.
Further improved, a metal filter screen filter is arranged between the second liquid discharge valve and the infusion pump.
The control valve group comprises a flow meter, an automatic flow regulating valve and a mixed liquid discharge port which are connected in sequence, wherein the flow meter is connected with the infusion pump, and the mixed liquid discharge port is connected with the powdery carbon black stirring tank;
further improved, the inner wall of the mixing tank is provided with a metering line, and the mass of the mixed liquid in the mixing tank is 1000kg when the liquid level is positioned on the metering line.
In a further improvement, the volume of the liquid storage tank is at least 1.2 times of the volume of the mixing tank.
In a further improvement, the diameter of the filter mesh of the metal filter screen filter is more than or equal to 500 meshes.
The improved carbon black mixing tank is characterized in that a mixing tank stirrer is arranged in the mixing tank, and a powdery carbon black stirrer is arranged in the powdery carbon black stirring tank.
The formula of the material for increasing the density of the carbon black granulation particles is as follows: taking the blanking amount of the powdery carbon black storage tank as a reference, wherein the blanking amount of the powdery carbon black storage tank comprises 0.8-1.5% of boric acid and 8.0-15% of deionized water, and the weight ratio of boric acid: the boric acid content is more than 99.6 percent, and the chloride is less than 0.01 percent; deionized water: the conductivity is less than or equal to 10 mu S/cm.
A method for preparing a material for increasing the density of carbon black granules, comprising the steps of:
1) opening a deionized water valve to add deionized water into a specified metering position of the mixing tank, and pouring weighed boric acid into the mixing tank;
2) starting a mixing tank stirrer, starting a first liquid discharge valve after stirring for 1 hour, and putting all the prepared mixed liquid into a liquid storage tank, wherein the volume of the liquid storage tank is required to be at least 1.2 times of that of the mixing tank;
3) opening a second liquid discharge valve, and allowing the mixed liquid to enter the infusion pump;
4) starting an infusion pump, taking the blanking amount of a carbon black powder storage tank as a reference in a conventional carbon black production DCS control system, and automatically adjusting the flow of a mixed solution according to the material formula of 0.08-0.15% of boric acid and 8.0-15.0% of deionized water;
5) and opening the powdery carbon black feeding hole, starting the powdery carbon black stirring machine, and stirring the powdery carbon black and the mixed solution in the powdery carbon black stirring tank.
6) The carbon black mixture after stirring in the powdery carbon black stirring tank enters a conventional carbon black granulator through a carbon black mixture discharge port.
The utility model has the beneficial effects that: boric acid and deionized water in a certain proportion are added in the carbon black granulation process, so that the prepared granular carbon black has high density and is not easy to break, and the product quality is effectively improved, and resources and energy are saved.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
Detailed Description
The utility model is further described with reference to the following figures and detailed description.
The structure of the utility model is shown in figure 1, and comprises a mixing tank 4, a first liquid discharge valve 5, a liquid storage tank 6, a second liquid discharge valve 7, a liquid delivery pump 9, a control valve group, a powdery carbon black stirring tank 13 and a conventional granulator 17 which are connected in sequence; the powdery carbon black stirring tank 13 is provided with a powdery carbon black feeding port 14 and a carbon black mixture discharging port 16, and the carbon black mixture discharging port 16 is connected with a carbon black granulator 17.
In a further improvement, a metal screen filter 8 is arranged between the second liquid discharge valve 7 and the infusion pump 9.
The control valve group comprises a flowmeter 10, an automatic flow regulating valve 11 and a mixed liquid discharge port 12 which are connected in sequence, wherein the flowmeter 10 is connected with an infusion pump 9, and the mixed liquid discharge port 12 is connected with a powdery carbon black stirring tank 13;
further improved, the inner wall of the mixing tank is provided with a metering line 2, and the mass of the mixed liquid in the mixing tank is 1000kg when the liquid level is positioned on the metering line.
In a further improvement, the volume of the liquid storage tank is at least 1.2 times of the volume of the mixing tank.
In a further improvement, the diameter of the filter mesh of the metal filter screen filter is more than or equal to 500 meshes.
In a further improvement, a mixing tank stirrer 3 is arranged in the mixing tank 4, and a powdery carbon black stirrer 15 is arranged in the powdery carbon black stirring tank 13.
The formula of the material for increasing the particle density of the carbon black granulation is as follows, the blanking amount of a powdery carbon black storage tank is taken as a reference, and the material comprises 0.8-1.5% of boric acid and 8.0-15% of deionized water; wherein, the ratio of boric acid: the boric acid content is more than 99.6 percent, and the chloride is less than 0.01 percent; deionized water: the conductivity is less than or equal to 10 mu S/cm.
A method for preparing a material for increasing the density of carbon black granules, comprising the steps of:
1) opening a deionized water valve 1, adding deionized water into a specified metering position 2 of a mixing tank 4, and pouring weighed boric acid into the mixing tank 4;
2) starting a mixing tank stirrer 3, stirring for 1 hour, then opening a first liquid discharge valve 5 to completely place the prepared mixed liquid into a liquid storage tank 6, and requiring the volume of the liquid storage tank to be at least 1.2 times of the volume of the mixing tank;
3) opening a second liquid discharge valve 7, and allowing the mixed liquid to enter an infusion pump 9;
4) starting an infusion pump 9, taking the blanking amount of a carbon black powder storage tank as a reference in a conventional carbon black production DCS control system, and automatically adjusting the flow of a mixed solution according to the material formula of 0.08-0.15% of boric acid and 8.0-15.0% of deionized water;
5) the powdery carbon black feed port 14 is opened, the powdery carbon black mixer 15 is started, and the powdery carbon black and the mixed liquid are stirred in the powdery carbon black stirring tank 13.
6) The carbon black mixture after being stirred in the powdery carbon black stirring tank 13 enters a conventional carbon black granulator 17 through a carbon black mixture outlet 16.
The utility model carries out experiments by a plurality of embodiments with specific proportions, and compares the experiments with the original carbon black production process to obtain three embodiments, and the results are as follows:
while the utility model has been described in terms of its preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model.
Claims (7)
1. A carbon black granulation device for increasing the particle density of carbon black granules is characterized in that: comprises a mixing tank, a first liquid discharge valve, a liquid storage tank, a second liquid discharge valve, an infusion pump, a control valve group, a powdery carbon black stirring tank and a conventional granulator which are connected in sequence; the powdery carbon black stirring tank is provided with a powdery carbon black feeding hole and a carbon black mixture discharging hole, and the carbon black mixture discharging hole is connected with the carbon black granulator.
2. The carbon black granulation apparatus for increasing the density of granulated carbon black particles according to claim 1, wherein: the control valve group comprises a flowmeter, an automatic flow control valve and a mixed liquid discharge port which are sequentially connected, wherein the flowmeter is connected with the infusion pump, and the mixed liquid discharge port is connected with the powdery carbon black stirring tank.
3. The carbon black granulation apparatus for increasing the density of granulated carbon black particles according to claim 1, wherein: and a metal filter screen filter is arranged between the second liquid discharge valve and the infusion pump.
4. The carbon black granulation apparatus for increasing the density of granulated carbon black particles according to claim 1, wherein: the inner wall of the mixing tank is provided with a metering line, and the mass of the mixed liquid in the mixing tank is 1000kg when the liquid level is positioned on the metering line.
5. The carbon black granulation apparatus for increasing the density of granulated carbon black particles according to claim 1, wherein: the volume of the liquid storage tank is at least 1.2 times of that of the mixing tank.
6. The carbon black granulation apparatus for increasing the density of carbon black granulated particles according to claim 3, wherein: the diameter of the filter mesh of the metal filter screen filter is more than or equal to 500 meshes.
7. The carbon black granulation apparatus for increasing the density of granulated carbon black particles according to claim 1, wherein: the mixing tank is internally provided with a mixing tank stirrer, and the powdery carbon black stirring tank is internally provided with a powdery carbon black stirrer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121598236.1U CN216427178U (en) | 2021-07-14 | 2021-07-14 | Carbon black granulation device for increasing density of carbon black granulation particles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121598236.1U CN216427178U (en) | 2021-07-14 | 2021-07-14 | Carbon black granulation device for increasing density of carbon black granulation particles |
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| Publication Number | Publication Date |
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| CN216427178U true CN216427178U (en) | 2022-05-03 |
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| CN202121598236.1U Active CN216427178U (en) | 2021-07-14 | 2021-07-14 | Carbon black granulation device for increasing density of carbon black granulation particles |
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2021
- 2021-07-14 CN CN202121598236.1U patent/CN216427178U/en active Active
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Carbon black granulation device for increasing the density of carbon black granulation particles Effective date of registration: 20230202 Granted publication date: 20220503 Pledgee: Wuxi Rural Commercial Bank Co.,Ltd. Yixing Guanlin Banking Office Pledgor: WUXI DOUBLE CARBON BLACK TECHNOLOGY CO.,LTD. Registration number: Y2023320010075 |