CN210410750U - Can reduce pipeline formula reactor of chemical industry explosion risk - Google Patents
Can reduce pipeline formula reactor of chemical industry explosion risk Download PDFInfo
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- CN210410750U CN210410750U CN201921270918.2U CN201921270918U CN210410750U CN 210410750 U CN210410750 U CN 210410750U CN 201921270918 U CN201921270918 U CN 201921270918U CN 210410750 U CN210410750 U CN 210410750U
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Abstract
The utility model discloses a can reduce pipeline formula reactor of chemical industry explosion risk, including pipeline formula reactor anterior segment, pipeline formula reactor anterior segment is located pipeline formula reactor middle section top, pipeline formula reactor anterior segment upper end is equipped with the anterior segment feed inlet, inside pipeline formula reactor anterior segment lower extreme runs through pipeline formula reactor middle section up end and extends to pipeline formula reactor middle section, pipeline formula reactor middle section internally mounted has the perforated plate, the perforated plate is located the lower extreme department that is close to in pipeline formula reactor anterior segment, the middle section feed inlet has been seted up in the pipeline formula reactor middle section outside, pipeline formula reactor middle section lower extreme is linked together with pipeline formula reactor back end upper end, pipeline formula reactor back end lower extreme is provided with the material and discharges the flange, the inside flight that is provided with of pipeline formula reactor back end. The pipeline type reactor continuously discharges products through continuous reaction, reduces the retention time of materials in the reactor and reduces the on-line material quantity, thereby reducing the explosion risk and the explosion equivalent.
Description
Technical Field
The utility model relates to a chemical industry reaction equipment technical field, concretely relates to can reduce pipeline formula reactor of chemical industry explosion risk.
Background
At present, most of chemical products are produced by using a traditional batch kettle type process in actual production, the process has the problems of large liquid holdup, long reaction time, low heat exchange efficiency, low monitoring degree and many human factors, the explosion equivalent is huge when an accident occurs, particularly, the explosion accident of a reaction kettle of a recent chemical plant frequently occurs, and a new reaction mode is urgently needed to reform the current pattern.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that exists among the above-mentioned background art, the utility model aims to provide an establish pipeline formula reactor on continuous flow basis, through continuous reaction, the product of discharging in succession, reduce the material at reactor dwell time and reduce online material volume, thereby reduce explosion risk and explosion equivalent weight, the mass transfer heat transfer efficiency is high, can realize the accurate control to reaction temperature, reaction time, material ratio, can increase substantially reaction efficiency and selectivity, alleviate the purification degree of difficulty of product, thereby practice thrift the cost, resources are saved.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a pipeline type reactor capable of reducing chemical explosion risks, which comprises a pipeline type reactor front section, a pipeline type reactor middle section and a pipeline type reactor rear section, wherein the pipeline type reactor front section is positioned above the pipeline type reactor middle section, a front section feed inlet is arranged at the upper end of the pipeline type reactor front section, the lower end of the pipeline type reactor front section penetrates through the upper end surface of the pipeline type reactor middle section and extends to the interior of the pipeline type reactor middle section, the inner part of the pipeline type reactor front section positioned in the pipeline type reactor middle section gradually reduces along with the direction diameter close to the lower end of the pipeline type reactor middle section, a perforated plate is arranged in the pipeline type reactor middle section, the perforated plate is positioned close to the lower end of the pipeline type reactor front section, the feed inlet is arranged at the outer side of the pipeline type reactor middle section, the height of the middle section feed inlet in the vertical direction is higher than that of the lower end of the front section of the pipeline type reactor in the vertical direction, the lower end of the middle section of the pipeline type reactor is communicated with the upper end of the rear section of the pipeline type reactor, a material discharge flange is arranged at the lower end of the rear section of the pipeline type reactor, and spiral sheets are arranged inside the rear section of the pipeline type reactor.
The improved pipeline reactor is characterized in that the front section of the pipeline reactor, the middle section of the pipeline reactor and the rear section of the pipeline reactor are coaxial, the outer side of the front section of the pipeline reactor is fixedly connected with the upper end of the middle section of the pipeline reactor through a first connecting flange and a second connecting flange, the lower end of the middle section of the pipeline reactor is fixedly connected with the upper end of the rear section of the pipeline reactor through a third connecting flange and a fourth connecting flange, and sealing gaskets are arranged between the first connecting flange and the second connecting flange and between the third connecting flange and the fourth connecting flange. Through flange joint between pipeline formula reactor anterior segment, pipeline formula reactor middle section and the pipeline formula reactor back end, the assembly and disassembly is convenient fast, is convenient for maintain, wash, through setting up seal gasket and flange cooperation, lifting means's whole sealing performance.
The improved pipeline type reactor is characterized in that the outer sides of the middle section and the rear section of the pipeline type reactor are respectively sleeved with a jacket, the lower part of the jacket is provided with a water inlet, and the upper part of the jacket is provided with a water outlet. Through setting up the cover that presss from both sides for pipeline formula reactor middle section and pipeline formula reactor back end have heating, heat preservation or cooling performance, promote pipeline formula reactor heat exchange efficiency by a wide margin, can in time remove the reaction heat to the reaction of strong exothermic, effectively avoid because the great emergence of the reaction exotherm flies warm.
In a further improvement, the rear section of the tubular reactor is provided with spiral sheets close to the upper end and the lower end. Through setting up the flight, the material bumps in forming local swirl in pipeline formula reactor back end, increases the area of contact of material and pipeline inner wall, carries out abundant heat transfer, and abundant contact, mixture, mass transfer improve reaction efficiency simultaneously between the material of different components.
The further improvement is that a reactor supporting and fixing part is fixedly arranged at the lower part of the outer side of the rear section of the pipeline reactor. The reactor supports the fixing piece to fix the equipment.
Compared with the prior art, the utility model discloses following beneficial effect has:
(1) the utility model discloses in allocate material proportion through anterior segment feed inlet and middle section feed inlet, the material of adding through the anterior segment feed inlet passes through the porous plate bubble dispersion, mixes in advance in pipeline formula reactor middle section with the material that the middle section feed inlet got into, then enters tubular reactor back end again, carries out the intensive mixing reaction under the effect of flight, and pipeline formula reactor passes through continuous reaction, and the product of continuous discharge reduces the material and reduces on-line material volume at reactor dwell time and thereby reduces explosion risk and explosion equivalent;
(2) the pipeline reactor shortens the material reaction time, the reaction temperature can be accurately controlled, and the reaction time can be shortened from tens of hours to several minutes, even tens of seconds, by a heating mode and a direct mixing mode;
(3) the pipeline type reactor has the advantages that the heat exchange efficiency is greatly improved, the contact area of materials and the pipeline wall is increased by means of local vortex collision formed by diffusion and a designed structure, so that the fluids are fully contacted, mixed and transferred, the reaction efficiency is improved, the reaction heat can be removed in time aiming at the reaction with strong heat release, and the safety accident of kettle temperature runaway caused by large reaction heat release is effectively avoided;
(4) the pipeline reactor can be highly automated, can be used for detecting and controlling flow, pressure and temperature on the basis of realizing automatic control, and is provided with overpressure and overtemperature safety interlocks simultaneously, strictly controls process parameters, avoids the potential safety hazard of manual operation, reduces labor intensity, improves the operating environment, and can better realize safe operation with high yield, high quality and long period.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic structural diagram of a pipeline reactor according to the present invention;
FIG. 2 is a cross-sectional view of a pipe-in-pipe reactor of the present invention;
wherein, the specific reference numbers are: pipeline formula reactor anterior segment 1, anterior segment feed inlet 2, first flange 3, seal gasket 4, second flange 5, pipeline formula reactor middle section 6, perforated plate 7, middle section feed inlet 8, pipeline formula reactor back end 9, flight 10, material discharge flange 11, press from both sides cover 12, water inlet 13, delivery port 14, reactor support mounting 15, third flange 16, fourth flange 17.
Detailed Description
The embodiment of the utility model discloses a pipeline type reactor capable of reducing chemical explosion risk, as shown in figure 1 and figure 2, comprising a pipeline type reactor front section 1, a pipeline type reactor middle section 6 and a pipeline type reactor rear section 9, wherein the pipeline type reactor front section 1 is positioned above the pipeline type reactor middle section 6, a front section feed inlet 2 is arranged at the upper end of the pipeline type reactor front section 1, the front section feed inlet 2 is communicated with a pressure pump for upstream material entering (the upstream material can be various mixed materials), the lower end of the pipeline type reactor front section 1 penetrates through the upper end surface of the pipeline type reactor middle section 6 and extends to the interior of the pipeline type reactor middle section 6, the interior of the pipeline type reactor front section 1 positioned at the pipeline type reactor middle section 6 gradually reduces along with the direction diameter close to the lower end of the pipeline type reactor 6, a porous plate 7 is arranged inside the pipeline type reactor middle section 6, the perforated plate 7 is located close to the lower end of the front section 1 of the pipeline reactor, the perforated plate 7 is preferably a densely-distributed hole milling plate in the embodiment, the outer side of the middle section 6 of the pipeline reactor is provided with a middle section feed inlet 8, the height of the middle section feed inlet 8 in the vertical direction is higher than that of the lower end of the front section 1 of the pipeline reactor in the vertical direction, the middle section feed inlet 8 is communicated with a positive pressure pump for entering another material, the lower end of the middle section 6 of the pipeline reactor is communicated with the upper end of the rear section 9 of the pipeline reactor, the lower end of the rear section 9 of the pipeline reactor is provided with a material discharge flange 11, the bottom of the material discharge flange 11 is provided with a valve, the spiral pieces 10 are arranged close to the upper end and the lower end in the rear section 9 of the pipeline reactor, and by arranging the spiral pieces 10, the material forms local vortex collision in the, the full heat exchange is carried out, and meanwhile, materials with different components are fully contacted, mixed and transferred, so that the reaction efficiency is improved. A reactor supporting and fixing part 15 is fixedly arranged at the lower part of the outer side of the rear section 9 of the pipeline reactor. The fixing of the apparatus is achieved by means of reactor support fixtures 15.
Wherein, the pipeline formula reactor anterior segment 1, pipeline formula reactor middle section 6 and pipeline formula reactor back end 9 are coaxial core, 1 outside of pipeline formula reactor anterior segment is through first flange 3 and second flange 5 fixed connection with 6 upper ends in pipeline formula reactor middle section, 6 lower extremes in pipeline formula reactor middle section and pipeline formula reactor back end 9 upper ends are through third flange 16 and fourth flange 17 fixed connection, first flange 3 and second flange 5, all be provided with seal gasket 4 between third flange 16 and the fourth flange 17, pipeline formula reactor anterior segment 1, pass through flange joint between pipeline formula reactor middle section 6 and the pipeline formula reactor back end 9, the assembly and disassembly is quick convenient, be convenient for maintain, wash, through setting up seal gasket 4 and flange cooperation, the whole sealing performance of lifting means.
Wherein, the pipe type reactor middle section 6 and the pipe type reactor back end 9 outside all overlap and are equipped with and press from both sides cover 12, press from both sides the cover 12 lower part and seted up water inlet 13, press from both sides cover 12 upper portion and seted up delivery port 14, press from both sides cover 12 through setting up, make pipe type reactor middle section 6 and pipe type reactor back end 9 have the heating, keep warm or cooling performance, the accurate control reaction temperature, promote pipe type reactor heat exchange efficiency by a wide margin, can in time remove the reaction heat to the exothermic reaction of reinforce, effectively avoid because the reaction heat release takes place the temperature runaway greatly.
When in use, the material A enters the front section 1 of the pipeline reactor through the front section feed port 2, the diameter of the lower part of the front section 1 of the pipeline reactor is gradually reduced, the pressure is increased, the material A enters the porous plate 7 through the lower end of the front section 1 of the pipeline reactor for dispersion, the material B enters the middle section 6 of the pipeline reactor through the middle section feed port 8 to be primarily mixed with the material A, the material reaction temperature in the middle section 6 of the pipeline type reactor and the material reaction temperature in the rear section 9 of the pipeline type reactor are controlled by a jacket 12, the materials after primary mixing enter the rear section 9 of the pipeline type reactor, under the action of the spiral blades, the materials form local vortex internal collision in the rear section 9 of the pipeline type reactor, the contact area between the materials and the inner wall of the pipeline is increased, the sufficient heat exchange is carried out, meanwhile, the materials are fully contacted, mixed and transferred, the reaction efficiency is improved, and then the materials after fully mixed reaction enter the next process stage through the material discharge flange 11.
The pipeline type reactor continuously discharges products through continuous reaction, reduces the retention time of materials in the reactor and reduces the on-line material quantity, thereby reducing the explosion risk and the explosion equivalent.
It is right to have used specific individual example above the utility model discloses expound, only be used for helping to understand the utility model discloses, not be used for the restriction the utility model discloses. To the technical field of the utility model technical personnel, the foundation the utility model discloses an idea can also be made a plurality of simple deductions, warp or replacement.
Claims (5)
1. A pipeline type reactor capable of reducing chemical explosion risks is characterized by comprising a pipeline type reactor front section, a pipeline type reactor middle section and a pipeline type reactor rear section, wherein the pipeline type reactor front section is positioned above the pipeline type reactor middle section, a front section feed inlet is arranged at the upper end of the pipeline type reactor front section, the lower end of the pipeline type reactor front section penetrates through the upper end surface of the pipeline type reactor middle section and extends to the interior of the pipeline type reactor middle section, the inner part of the pipeline type reactor front section positioned in the pipeline type reactor middle section gradually reduces along with the direction diameter close to the lower end of the pipeline type reactor middle section, a porous plate is arranged in the pipeline type reactor middle section, the porous plate is positioned close to the lower end of the pipeline type reactor front section, and a middle section feed inlet is arranged at the outer side of the pipeline type reactor middle section, the height of the middle section feed inlet in the vertical direction is higher than that of the lower end of the front section of the pipeline type reactor in the vertical direction, the lower end of the middle section of the pipeline type reactor is communicated with the upper end of the rear section of the pipeline type reactor, a material discharge flange is arranged at the lower end of the rear section of the pipeline type reactor, and spiral sheets are arranged inside the rear section of the pipeline type reactor.
2. The pipeline-type reactor capable of reducing the risk of chemical explosion according to claim 1, wherein the pipeline-type reactor front section, the pipeline-type reactor middle section and the pipeline-type reactor rear section have the same axial line, the outer side of the pipeline-type reactor front section is fixedly connected with the upper end of the pipeline-type reactor middle section through a first connecting flange and a second connecting flange, the lower end of the pipeline-type reactor middle section is fixedly connected with the upper end of the pipeline-type reactor rear section through a third connecting flange and a fourth connecting flange, and sealing gaskets are arranged between the first connecting flange and the second connecting flange and between the third connecting flange and the fourth connecting flange.
3. The pipeline reactor according to claim 1, wherein a jacket is sleeved on the outer sides of the middle section and the rear section of the pipeline reactor, a water inlet is formed in the lower portion of the jacket, and a water outlet is formed in the upper portion of the jacket.
4. A pipeline reactor for reducing the risk of chemical explosion according to claim 1, wherein a helical plate is disposed in the back section of the pipeline reactor near both the upper end and the lower end.
5. The pipeline reactor capable of reducing the risk of chemical explosion according to claim 1, wherein a reactor supporting and fixing member is fixedly installed at the lower part of the outer side of the rear section of the pipeline reactor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921270918.2U CN210410750U (en) | 2019-08-07 | 2019-08-07 | Can reduce pipeline formula reactor of chemical industry explosion risk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921270918.2U CN210410750U (en) | 2019-08-07 | 2019-08-07 | Can reduce pipeline formula reactor of chemical industry explosion risk |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210410750U true CN210410750U (en) | 2020-04-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921270918.2U Active CN210410750U (en) | 2019-08-07 | 2019-08-07 | Can reduce pipeline formula reactor of chemical industry explosion risk |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210410750U (en) |
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2019
- 2019-08-07 CN CN201921270918.2U patent/CN210410750U/en active Active
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Effective date of registration: 20200615 Address after: 622150 south section of Chengdu Road, economic development zone, Zitong County, Mianyang City, Sichuan Province Patentee after: Mianyang sanxianghui Biotechnology Co., Ltd Address before: No. 13, floor 19, building 2, No. 88, Jitai 5th Road, hi tech Zone, Chengdu, Sichuan 610000 Patentee before: Chengdu Sanxiang Hui Spices Co.,Ltd. |