CN219963948U - Silicon oil intermediate product dehydrator - Google Patents
Silicon oil intermediate product dehydrator Download PDFInfo
- Publication number
- CN219963948U CN219963948U CN202321364333.3U CN202321364333U CN219963948U CN 219963948 U CN219963948 U CN 219963948U CN 202321364333 U CN202321364333 U CN 202321364333U CN 219963948 U CN219963948 U CN 219963948U
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- CN
- China
- Prior art keywords
- air inlet
- pipe
- rotating shaft
- tank
- silicone oil
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000013067 intermediate product Substances 0.000 title abstract description 14
- 239000003921 oil Substances 0.000 title description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title description 2
- 229910052710 silicon Inorganic materials 0.000 title description 2
- 239000010703 silicon Substances 0.000 title description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 44
- 230000018044 dehydration Effects 0.000 claims abstract description 41
- 238000006297 dehydration reaction Methods 0.000 claims abstract description 41
- 229920002545 silicone oil Polymers 0.000 claims abstract description 25
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 21
- 238000003756 stirring Methods 0.000 claims abstract description 11
- 238000009826 distribution Methods 0.000 claims abstract description 8
- 238000010438 heat treatment Methods 0.000 claims abstract description 7
- 238000003860 storage Methods 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 239000012024 dehydrating agents Substances 0.000 claims description 11
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 3
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims 1
- 238000002156 mixing Methods 0.000 abstract description 3
- 229910001873 dinitrogen Inorganic materials 0.000 abstract 2
- 238000009833 condensation Methods 0.000 description 14
- 230000005494 condensation Effects 0.000 description 14
- 238000007599 discharging Methods 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 239000007789 gas Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 2
- 229920003216 poly(methylphenylsiloxane) Polymers 0.000 description 2
- 239000002518 antifoaming agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 239000006082 mold release agent Substances 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Landscapes
- Drying Of Solid Materials (AREA)
Abstract
The dehydrator for the silicone oil intermediate product comprises a dehydration tank, wherein a heating jacket is arranged on the outer wall of the dehydration tank, a motor is arranged at the top of the dehydration tank, and a motor driving shaft penetrates into the dehydration tank downwards and is connected with a rotating shaft arranged in the dehydration tank in a shaft way; the rotating shaft is a hollow rod piece, a plurality of groups of stirring rods are arranged at the lower part of the rotating shaft, a group of stirring rods positioned at the lowest part is a bottom rod, the bottom rod is a hollow rod piece, the inner cavity of the bottom rod is communicated with the inner cavity of the rotating shaft, and an upward air distribution hole is formed in the bottom rod; an air inlet box is sleeved on the upper part of the rotating shaft, one side of the air inlet box is connected with an air inlet pipe, the air inlet pipe is connected to a nitrogen storage tank, and a nitrogen control valve is arranged on the air inlet pipe; an air inlet hole is arranged on the rotating shaft part positioned in the air inlet box. This novel adoption above-mentioned structure combines through inputting nitrogen gas and stirring, has realized the intensive mixing of nitrogen gas in jar and between the result, effectively accelerates dehydration efficiency.
Description
Technical Field
The utility model relates to the technical field of silicone oil production and processing, in particular to a silicone oil intermediate product dehydrator.
Background
Silicone oil is a polyorganosiloxane with chain structure with different polymerization degrees. It is commonly used as high-grade lubricating oil, vibration-proof oil, insulating oil, defoaming agent, mold release agent, polishing agent, vacuum diffusion pump oil, etc. Among various silicone oils, methyl silicone oil is most widely used, and is the most important variety among silicone oils, and secondly methyl phenyl silicone oil. In addition, ethyl silicone oil, methyl phenyl silicone oil, nitrile-containing silicone oil, and the like are also included. Various functional silicone oils and modified silicone oils are mainly used for special purposes. In the course of silicone oil production, dehydration is often required using a dehydration device.
In the existing dehydration system, the water separation efficiency in the intermediate product is generally accelerated by means of heating and nitrogen filling, but because nitrogen is usually directly added into a dehydration tank or is added by adopting a fixed gas distribution structure, insufficient mixing is caused between the nitrogen and the product in the tank, so that a larger lifting space still exists for the dehydration effect.
Disclosure of Invention
The utility model aims to solve the technical problem of providing the silicone oil intermediate product dehydrator, which realizes the full mixing of nitrogen in a tank and between products by combining nitrogen input and stirring, and effectively accelerates the dehydration efficiency.
In order to solve the technical problems, the utility model adopts the following technical scheme: the dehydrator for the silicone oil intermediate product comprises a dehydration tank, wherein a heating jacket is arranged on the outer wall of the dehydration tank, a motor is arranged at the top of the dehydration tank, and a motor driving shaft penetrates into the dehydration tank downwards and is connected with a rotating shaft arranged in the dehydration tank in a shaft way;
the rotating shaft is a hollow rod piece, a plurality of groups of stirring rods are arranged at the lower part of the rotating shaft, a group of stirring rods positioned at the lowest part are bottom rods, the bottom rods are hollow rod pieces, the inner cavity of each bottom rod is communicated with the inner cavity of the rotating shaft, and upward air distribution holes are formed in the bottom rods;
an air inlet box is sleeved on the upper part of the rotating shaft, one side of the air inlet box is connected with an air inlet pipe, the air inlet pipe is connected to a nitrogen storage tank, and a nitrogen control valve is arranged on the air inlet pipe;
an air inlet hole is arranged on the rotating shaft part in the air inlet box.
In the preferred scheme, the dehydration tank top be equipped with the feeder hopper, be equipped with the feed valve on the pipeline that the feeder hopper was located, the dehydration tank bottom is equipped with the discharging pipe, is equipped with the bleeder valve on the discharging pipe.
In the preferred scheme, the upper and lower ends of the air inlet box are provided with holes for the rotating shaft to pass through, and bearings are arranged in the holes.
In the preferred scheme, dehydration tank one side lateral wall upper edge be equipped with the blast pipe, the blast pipe is connected to the dehydration tank in, is connected with the negative pressure pump through the pipeline on the dehydration tank.
In the preferred scheme, a dehydrating agent is added in the dehydrating tank, and the air outlet end of the exhaust pipe is positioned below the liquid level of the dehydrating agent.
In a preferred embodiment, the dehydrating agent is ethylene glycol.
In the preferred scheme, the vertical partial outer wall of blast pipe on overlap and be equipped with the condensation shell, be equipped with spiral condenser pipe in the condensation shell, the blast pipe passes spiral condenser pipe middle part setting.
In the preferred scheme, the input end of the upper part of the spiral condensing pipe is connected with a condensate output pipe, and the output end of the lower part of the spiral condensing pipe is connected with a condensate return pipe;
the condensate output pipe and the condensate return pipe are respectively connected to the output end and the input end of the heat exchanger.
The silicone oil intermediate product dehydrator provided by the utility model has the following beneficial effects by adopting the structure:
(1) The nitrogen is input through the cooperation of the continuously rotating shaft, and compared with the fixed gas distribution structure in the prior art and the mode of directly inputting the nitrogen into the tank, the nitrogen can be fully and uniformly mixed with the product, so that the dehydration process of the product is effectively accelerated;
(2) The negative pressure suction is adopted to realize the rapid extraction of the water vapor, so that the condition that the water vapor in the tank flows back into the tank after being condensed is avoided;
(3) The condensation process of the water vapor is carried out at the vertical part of the exhaust pipe, the condensed water after partial condensation directly flows downwards along the vertical pipe section, and the gas part which is not fully condensed is further absorbed by the dehydrating agent, so that the reliable treatment of the water vapor is realized.
Drawings
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:
fig. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a schematic view of the structure of the air inlet box of the present utility model.
In the figure: the device comprises a dehydration tank 1, a heating jacket 101, a feed hopper 2, a feed valve 201, a discharge pipe 3, a discharge valve 301, a motor 4, a rotating shaft 5, an air inlet hole 501, a stirring rod 6, an air inlet box 7, a bearing 701, a bottom rod 8, an air distribution hole 9, an air inlet pipe 10, a nitrogen storage tank 11, a nitrogen control valve 12, an exhaust pipe 13, a dehydration tank 14, a negative pressure pump 15, a dehydrating agent 16, a condensation shell 17, a spiral condensation pipe 18, a condensate output pipe 19, a condensate return pipe 20 and a heat exchanger 21.
Detailed Description
As shown in fig. 1-2, a dehydrator for silicone oil intermediate products comprises a dehydration tank 1, wherein a heating jacket 101 is arranged on the outer wall of the dehydration tank 1, a motor 4 is arranged at the top of the dehydration tank 1, and a driving shaft of the motor 4 penetrates into the dehydration tank 1 downwards and is connected with a rotating shaft 5 arranged in the dehydration tank 1 in a shaft way;
the rotating shaft 5 is a hollow rod piece, a plurality of groups of stirring rods 6 are arranged at the lower part of the rotating shaft, a group of stirring rods 6 positioned at the lowest part are bottom rods 8, the bottom rods 8 are hollow rod pieces, the inner cavity of each bottom rod 8 is communicated with the inner cavity of the rotating shaft 5, and upward air distribution holes 9 are formed in the bottom rods 8;
an air inlet box 7 is sleeved on the upper part of the rotating shaft 5, one side of the air inlet box 7 is connected with an air inlet pipe 10, the air inlet pipe 10 is connected to a nitrogen storage tank 11, and a nitrogen control valve 12 is arranged on the air inlet pipe 10;
an air inlet hole 501 is arranged on the part of the rotating shaft 5 positioned in the air inlet box 7.
In the preferred scheme, the dewatering tank 1 top be equipped with feeder hopper 2, be equipped with feed valve 201 on the pipeline that feeder hopper 2 was located, dewatering tank 1 bottom is equipped with discharging pipe 3, is equipped with discharge valve 301 on the discharging pipe 3.
In a preferred scheme, holes for the rotating shaft 5 to pass through are formed in the upper end and the lower end of the air inlet box 7, and bearings 701 are arranged in the holes.
In a preferred scheme, the upper edge of one side wall of the dehydration tank 1 is provided with an exhaust pipe 13, the exhaust pipe 13 is connected into a dehydration tank 14, and the dehydration tank 14 is connected with a negative pressure pump 15 through a pipeline.
In a preferred scheme, a dehydrating agent 16 is added in the dehydrating tank 14, and the air outlet end of the air outlet pipe 13 is positioned below the liquid surface of the dehydrating agent 16.
In a preferred embodiment, the dehydrating agent 16 is ethylene glycol.
In the preferred scheme, the outer wall of the vertical part of the exhaust pipe 13 is sleeved with a condensation shell 17, a spiral condensation pipe 18 is arranged in the condensation shell 17, and the exhaust pipe 13 passes through the middle part of the spiral condensation pipe 18.
In a preferred scheme, the upper input end of the spiral condensation pipe 18 is connected with a condensate output pipe 19, and the lower output end of the spiral condensation pipe 18 is connected with a condensate return pipe 20;
the condensate outlet pipe 19 and the condensate return pipe 20 are connected to the output and input, respectively, of the heat exchanger 21.
The utility model discloses a silicone oil intermediate product dehydrator when the intermediate product carries out dehydration in the silicone oil production and processing process:
as shown in fig. 1, the intermediate product is added into a dehydration tank 1 from a feed hopper 2, after the addition is completed, a feed valve 201 is closed, a motor 4 is started, a nitrogen control valve 12 and a heating jacket 101 are simultaneously opened, nitrogen enters a rotating shaft 5 along an air inlet pipe 10 and is distributed in the intermediate product through air distribution holes 9 on a bottom rod 8, and the nitrogen and the intermediate product are fully mixed with each other along with the rotation of the rotating shaft 5 so as to achieve the purpose of accelerating dehydration efficiency.
The generated water vapor moves upwards, negative pressure is formed in the dewatering tank 14 through the negative pressure pump 15, the water vapor enters through the exhaust pipe 13, and when passing through the coating range of the condensation shell 17, part of the water vapor is condensed into water and flows downwards into the dewatering tank 14 under the action of the condensate continuously flowing in the spiral condensation pipe 18, and the rest of the water vapor enters into the dewatering agent 16 to finish dewatering.
Claims (8)
1. A silicone oil intermediate dehydrator, characterized in that: the water removing device comprises a water removing tank (1), wherein a heating jacket (101) is arranged on the outer wall of the water removing tank (1), a motor (4) is arranged at the top of the water removing tank (1), and a driving shaft of the motor (4) penetrates into the water removing tank (1) downwards and is connected with a rotating shaft (5) arranged in the water removing tank (1) in a shaft way;
the rotating shaft (5) is a hollow rod piece, a plurality of groups of stirring rods (6) are arranged at the lower part of the rotating shaft, a group of stirring rods (6) positioned at the lowest part are bottom rods (8), the bottom rods (8) are hollow rod pieces, the inner cavity of the bottom rods (8) is communicated with the inner cavity of the rotating shaft (5), and upward air distribution holes (9) are formed in the bottom rods (8);
an air inlet box (7) is sleeved on the upper part of the rotating shaft (5), one side of the air inlet box (7) is connected with an air inlet pipe (10), the air inlet pipe (10) is connected to a nitrogen storage tank (11), and a nitrogen control valve (12) is arranged on the air inlet pipe (10);
an air inlet hole (501) is arranged on the part of the rotating shaft (5) positioned in the air inlet box (7).
2. A silicone oil intermediate dehydrator according to claim 1, characterized in that: the top of the dehydration tank (1) is provided with a feed hopper (2), a pipeline where the feed hopper (2) is arranged is provided with a feed valve (201), the bottom of the dehydration tank (1) is provided with a discharge pipe (3), and the discharge pipe (3) is provided with a discharge valve (301).
3. A silicone oil intermediate dehydrator according to claim 1, characterized in that: holes for the rotating shaft (5) to pass through are formed in the upper end and the lower end of the air inlet box (7), and bearings (701) are arranged in the holes.
4. A silicone oil intermediate dehydrator according to claim 1, characterized in that: the upper edge of the side wall of one side of the dehydration tank (1) is provided with an exhaust pipe (13), the exhaust pipe (13) is connected into a dehydration tank (14), and the dehydration tank (14) is connected with a negative pressure pump (15) through a pipeline.
5. A silicone oil intermediate dehydrator according to claim 4, wherein: the dehydrating tank (14) is internally added with a dehydrating agent (16), and the air outlet end of the exhaust pipe (13) is positioned below the liquid level of the dehydrating agent (16).
6. A silicone oil intermediate dehydrator according to claim 5, wherein: the dehydrating agent (16) adopts glycol.
7. A silicone oil intermediate dehydrator according to claim 4, wherein: the condensing shell (17) is sleeved on the outer wall of the vertical part of the exhaust pipe (13), a spiral condensing pipe (18) is arranged in the condensing shell (17), and the exhaust pipe (13) passes through the middle part of the spiral condensing pipe (18).
8. A silicone oil intermediate dehydrator according to claim 7, wherein: the input end of the upper part of the spiral condensing pipe (18) is connected with a condensate output pipe (19), and the output end of the lower part of the spiral condensing pipe (18) is connected with a condensate return pipe (20);
the condensate output pipe (19) and the condensate return pipe (20) are respectively connected to the output end and the input end of the heat exchanger (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321364333.3U CN219963948U (en) | 2023-05-31 | 2023-05-31 | Silicon oil intermediate product dehydrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321364333.3U CN219963948U (en) | 2023-05-31 | 2023-05-31 | Silicon oil intermediate product dehydrator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219963948U true CN219963948U (en) | 2023-11-07 |
Family
ID=88592834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321364333.3U Active CN219963948U (en) | 2023-05-31 | 2023-05-31 | Silicon oil intermediate product dehydrator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219963948U (en) |
-
2023
- 2023-05-31 CN CN202321364333.3U patent/CN219963948U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |