CN209872869U - Modified asphalt production system - Google Patents
Modified asphalt production system Download PDFInfo
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- CN209872869U CN209872869U CN201920619075.6U CN201920619075U CN209872869U CN 209872869 U CN209872869 U CN 209872869U CN 201920619075 U CN201920619075 U CN 201920619075U CN 209872869 U CN209872869 U CN 209872869U
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Abstract
The utility model discloses a modified asphalt production system, including first reation kettle, second reation kettle, finished product groove A and finished product groove B, the export of first reation kettle bottom product is through duct connection second reation kettle lateral wall raw materials entry, the export of first reation kettle and second reation kettle cauldron top gas is through condenser intercommunication finished product groove B, the export of second reation kettle bottom material is through cooler connection finished product groove A, the finished product pipe in second reation kettle upper portion is merged with the bottom material after the heater heating through the cooler and is connected finished product groove A; the conveying pipe comprises a main pipe and a temperature adjusting pipe, and a temperature control device is arranged at the temperature adjusting pipe. This device should not cool off the direct pump sending to second reation kettle with first reation kettle tower bottom material through the cooler, can improve second reation kettle feed temperature, reduces second reation kettle heat energy consumption, improves energy utilization.
Description
Technical Field
The utility model relates to a modified asphalt production system belongs to coal chemical industry equipment technical field.
Background
About 50% -60% of asphalt is generally generated in the coal tar processing process, which belongs to a bulk product of tar processing, and the larger the processing scale is, the more the asphalt yield is. The modified asphalt is the main downstream product of the existing asphalt and is mainly used for producing prebaked anodes in the electrolytic aluminum industry to prepare battery rods or electrode binders.
At present, the kettle type thermal polycondensation process is mostly adopted for producing modified asphalt in China. The process uses medium temperature asphalt from the bottom of an asphalt tower as a raw material, and the medium temperature asphalt flows through two serially connected reaction kettles automatically and fully in turn in a reaction kettle directly heated by a heating furnace, and the purpose of asphalt modification is achieved by controlling certain reaction residence time and proper reaction temperature.
At present, the production method of modified asphalt usually adopts an intermittent modified asphalt production process, the material at the bottom of a first reaction kettle is cooled by a cooler and then is pumped to a storage tank to be used as the raw material of a second reaction kettle, the temperature of a raw material tank is about 250 ℃, the second reaction kettle is a modified asphalt reaction kettle, the reaction temperature of the second reaction kettle is about 380 ℃, when the modified asphalt is produced, the reaction temperature of the second reaction kettle is increased, the heat input can be increased or the feeding amount can be reduced, and the production goal of low consumption and high yield can not be realized.
SUMMERY OF THE UTILITY MODEL
For solving the not enough of prior art existence, the utility model discloses a modified pitch production system, the device simple structure with first reation kettle tower bottom material directly pump to second reation kettle not through the cooler cooling, can improve second reation kettle feed temperature, reduce second reation kettle heat energy consumption, improve energy utilization.
The utility model discloses a following technical scheme realizes:
a modified asphalt production system comprises a first reaction kettle, a second reaction kettle, a finished product groove A and a finished product groove B, wherein a kettle bottom product outlet of the first reaction kettle is connected with a side wall raw material inlet of the second reaction kettle through a conveying pipe, kettle top gas outlets of the first reaction kettle and the second reaction kettle are communicated with the finished product groove B through a condenser, a kettle bottom material outlet of the second reaction kettle is connected with the finished product groove A through a cooler, and a finished product pipe on the upper part of the second reaction kettle is heated by a heater and then is combined with a kettle bottom material and is connected with the finished product groove A through the cooler;
the utility model discloses a temperature control device, including the conveyer pipe, the conveyer pipe both ends respectively set up a temperature sensor, the conveyer pipe is including being responsible for and the pipe adjusts the temperature, the pipe that adjusts the temperature is provided with the switch control valve with the person in charge junction, the pipe department that adjusts the temperature sets up temperature control device, the pipe that adjusts the temperature sets up the coil pipe for the part, the coil pipe coil in outside temperature control device.
The temperature control device is an electric heating temperature control device.
The temperature control device can also be a circulating water cooling device.
The outer walls of the first reaction kettle and the second reaction kettle are respectively provided with a heat preservation device, a circulating heating pipe is arranged in the heat preservation device, and a heat preservation material is filled in a gap between the circulating heating pipe and the heat preservation device.
And circulating heat conducting oil is arranged in the circulating heating pipe.
And liquid level measuring devices are arranged in the first reaction kettle and the second reaction kettle.
Compared with the prior art, the utility model following beneficial effect has:
the utility model discloses to the modification pitch production procedure of intermittent type formula, change process route for not cooling through the cooler with first reation kettle cauldron bottom material, but direct pump send to second reation kettle. After the process route is changed, the feeding temperature of the second reaction kettle can be directly increased, the processing amount of the modified asphalt is indirectly increased, the production energy consumption is reduced, and the energy utilization rate is increased.
Drawings
The present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the heat-retaining device.
In the figure, a first reaction kettle-1, a second reaction kettle-2, a finished product tank A-3, a finished product tank B-4, a condenser-5, a cooler-6, a finished product pipe-7, a heater-8, a main pipe-9, a temperature adjusting pipe-10, a switch adjusting valve-11, a temperature control device-12, a heat preservation device-13, a circulating heating pipe-14, a heat preservation material-15, a liquid level measuring device-16, a temperature sensor-17 and a coil-18.
Detailed Description
The present invention will be described in further detail with reference to specific embodiments, but the scope of the present invention is not limited to these embodiments, and any changes or equivalent substitutions that do not depart from the spirit of the present invention are intended to be included within the scope of the present invention.
Example 1
As shown in figure 1 of the drawings, in which,
a modified asphalt production system comprises a first reaction kettle 1, a second reaction kettle 2, a finished product groove A3 and a finished product groove B4, wherein a kettle bottom product outlet of the first reaction kettle 1 is connected with a side wall raw material inlet of the second reaction kettle 2 through a conveying pipe, kettle top gas outlets of the first reaction kettle 1 and the second reaction kettle 2 are communicated with the finished product groove B4 through a condenser 5, a kettle bottom material outlet of the second reaction kettle 2 is connected with the finished product groove A3 through a cooler 6, and a finished product pipe 7 at the upper part of the second reaction kettle 2 is heated by a heater 8 and then is combined with the kettle bottom material and is connected with the finished product groove A3 through the cooler 6;
the utility model discloses a temperature control device, including conveyer pipe 9, the conveyer pipe 10 that adjusts the temperature, the conveyer pipe both ends respectively set up a temperature sensor 17, the conveyer pipe is including being responsible for 9 and the pipe 10 that adjusts the temperature, the pipe 10 that adjusts the temperature is provided with switch control valve 11 with the 9 junction of being responsible for, the pipe 10 department that adjusts the temperature sets up temperature control device 12, the pipe 10 part that adjusts the temperature sets up to coil pipe 18, the coil pipe coil in outside temperature control device 12.
The temperature control device 12 is an electric heating temperature control device.
The outer walls of the first reaction kettle 1 and the second reaction kettle 2 are respectively provided with a heat preservation device 13, a circulating heating pipe 14 is arranged in the heat preservation device 13, and a gap between the circulating heating pipe 14 and the heat preservation device 13 is filled with a heat preservation material 15.
And circulating heat conducting oil is arranged in the circulating heating pipe.
And liquid level measuring devices 16 are arranged in the first reaction kettle and the second reaction kettle.
Example 2
In the production system described in embodiment 1, the temperature control device 12 is also a circulating water cooling device.
The utility model discloses to the modification pitch production procedure of intermittent type formula, change process route for not cooling through the cooler with first reation kettle cauldron bottom material, but direct pump send to second reation kettle. After the process route is changed, the feeding temperature of the second reaction kettle can be directly increased, the processing amount of the modified asphalt is indirectly increased, the production energy consumption is reduced, and the energy utilization rate is increased.
The product outlet at the bottom of the first reaction kettle is input into a second reaction kettle through a conveying pipe, gas outlets produced at the tops of the first reaction kettle and the second reaction kettle are condensed and then sent into a finished product groove B, a product at the bottom of the second reaction kettle is cooled and then is introduced into a finished product groove A, a finished product pipe at the upper part of the second reaction kettle is heated by a heater and then is combined with the material at the bottom of the kettle, and the cooled product pipe is introduced into the finished product groove A;
a temperature sensor and a temperature adjusting pipe are arranged on a conveying pipe for connecting the first reaction kettle and the second reaction kettle, the temperature of the raw material entering the second reaction kettle is controlled, and when the second reaction kettle needs higher temperature, an electric heating temperature control device is used for heating; when the temperature that second reation kettle needs is less than first reation kettle, the material is naturally cooled down in the temperature adjusting coil pipe of conveyer pipe, if the cooling does not reach the requirement, then uses the circulating water further to cool down.
The outer wall of the reaction kettle is provided with a heat preservation device, so that the temperature in the production process is ensured, and the energy is saved.
The present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. A modified asphalt production system is characterized by comprising a first reaction kettle, a second reaction kettle, a finished product groove A and a finished product groove B, wherein a kettle bottom product outlet of the first reaction kettle is connected with a side wall raw material inlet of the second reaction kettle through a conveying pipe, kettle top gas outlets of the first reaction kettle and the second reaction kettle are communicated with the finished product groove B through a condenser, a kettle bottom material outlet of the second reaction kettle is connected with the finished product groove A through a cooler, and a finished product pipe on the upper part of the second reaction kettle is heated by a heater and then is combined with a kettle bottom material and is connected with the finished product groove A through the cooler;
the utility model discloses a temperature control device, including the conveyer pipe, the conveyer pipe both ends respectively set up a temperature sensor, the conveyer pipe is including being responsible for and the pipe adjusts the temperature, the pipe that adjusts the temperature is provided with the switch control valve with the person in charge junction, the pipe department that adjusts the temperature sets up temperature control device, the pipe portion that adjusts the temperature sets up to the coil pipe, the coil pipe coil wind in outside temperature control device.
2. The system of claim 1, wherein the temperature control device is an electrically heated temperature control device.
3. The system of claim 1, wherein the temperature control device is further a circulating water cooling device.
4. The modified asphalt production system according to claim 1, wherein heat insulating devices are arranged on the outer walls of the first reaction kettle and the second reaction kettle, circulating heating pipes are arranged in the heat insulating devices, and heat insulating materials are filled in gaps between the circulating heating pipes and the heat insulating devices.
5. The system for producing modified asphalt according to claim 4, wherein circulating heat conducting oil is provided in the circulating heating pipe.
6. The system for producing modified asphalt according to claim 1, wherein a liquid level measuring device is provided in each of the first reaction vessel and the second reaction vessel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920619075.6U CN209872869U (en) | 2019-04-30 | 2019-04-30 | Modified asphalt production system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920619075.6U CN209872869U (en) | 2019-04-30 | 2019-04-30 | Modified asphalt production system |
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| Publication Number | Publication Date |
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| CN209872869U true CN209872869U (en) | 2019-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920619075.6U Active CN209872869U (en) | 2019-04-30 | 2019-04-30 | Modified asphalt production system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114164013A (en) * | 2021-12-20 | 2022-03-11 | 祥峰科技有限公司 | Modified asphalt preparation system |
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2019
- 2019-04-30 CN CN201920619075.6U patent/CN209872869U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114164013A (en) * | 2021-12-20 | 2022-03-11 | 祥峰科技有限公司 | Modified asphalt preparation system |
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