CN213222121U - Frozen impurity removal and purification device for hexamethyldisilazane - Google Patents
Frozen impurity removal and purification device for hexamethyldisilazane Download PDFInfo
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- CN213222121U CN213222121U CN202020934441.XU CN202020934441U CN213222121U CN 213222121 U CN213222121 U CN 213222121U CN 202020934441 U CN202020934441 U CN 202020934441U CN 213222121 U CN213222121 U CN 213222121U
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Abstract
The utility model relates to a frozen edulcoration purification device of hexamethyldisilazane, cooling reation kettle 1 and cooling heat preservation filter 2, all be provided with refrigerating fluid intermediate layer 3 on the outer wall of cooling reation kettle 1 and the outer wall of heat preservation filter 2, the bottom of refrigerating fluid intermediate layer 3 is provided with refrigerating fluid inlet pipeline 301, the upper end is provided with refrigerating fluid outlet pipeline 302, refrigerating fluid outlet pipeline 302 is connected with refrigerating fluid intermediate layer 3 bottom on the outer wall of heat preservation filter 2 through the pipeline, refrigerating fluid intermediate layer 3 upper end on the outer wall of heat preservation filter 2 is provided with refrigerating fluid outlet 303; a stirring paddle 1102 is arranged in the cooling reaction kettle 1, and a stirring paddle 102 is connected with a motor 103 arranged outside the top surface; a nitrogen inlet pipeline 104 is arranged on the top cover of the cooling reaction kettle 1, and a plurality of ceramic filter rods 4 are arranged inside the cooling heat-preserving filter 2. The utility model discloses an improve and to improve the quality, equipment is simpler, low in manufacturing cost, and the expense is more saved.
Description
Technical Field
The utility model relates to a chemical industry equipment technical field, concretely relates to frozen edulcoration purification device of hexamethyldisilazane.
Background
The production of freezing impurity removal and purification of hexamethyldisilazane is very important, so that the product quality reaches the electronic grade, the product quality is often improved by a water washing and distillation method in the production of the electronic grade hexamethyldisilazane, the existing electronic grade hexamethyldisilazane equipment is complex, the operation is complicated, the structure is not reasonable, and the problem of incomplete removal of some impurities exists.
SUMMERY OF THE UTILITY MODEL
For solving the problem that exists among the prior art, the utility model provides a frozen edulcoration purification device of hexamethyldisilazane, specific technical scheme is as follows:
the utility model provides a frozen edulcoration purification device of hexamethyldisilazane, cooling reation kettle (1) and cooling heat preservation filter (2), the outer wall of cooling reation kettle (1) and the outer wall of heat preservation filter (2) on all be provided with refrigerating fluid intermediate layer (3), the bottom of refrigerating fluid intermediate layer (3) be provided with refrigerating fluid inlet pipeline (301), the upper end is provided with refrigerating fluid outlet pipe (302), refrigerating fluid outlet pipe (302) be connected through refrigerating fluid intermediate layer (3) bottom on pipeline and the outer wall of heat preservation filter (2), refrigerating fluid intermediate layer (3) upper end on the outer wall of heat preservation filter (2) be provided with refrigerating fluid export (303);
a material outlet (101) is formed in the bottom surface of the cooling reaction kettle (1), and the material outlet (101) is connected with a material inlet (201) at the top end of the heat-insulating filter (2) through a pipeline;
a discharge hole (202) is formed in the bottom end of the cooling and heat-preserving filter (2);
a stirring paddle (102) is arranged in the cooling reaction kettle (1), and the stirring paddle (102) is connected with a motor (103) arranged outside the top surface; a nitrogen inlet pipeline (104) is arranged on the top cover of the cooling reaction kettle (1), and a check valve (105), a switch valve (106) and a pressure gauge (107) are arranged on the nitrogen inlet pipeline (104);
and a plurality of ceramic filter rods (4) are arranged in the cooling and heat-preserving filter (2).
Furthermore, the inside of cooling reation kettle (1) install temperature tube (5), temperature tube (5) install on the top cap of cooling reation kettle (1).
Furthermore, a pressure gauge (107) is arranged on the top surface of the cooling and heat-preserving filter (2) and used for detecting the pressure in the filter.
Furthermore, the bottom end of the ceramic filter rod (4) is arranged on a disc (6), the upper end of the ceramic filter rod is arranged on the disc (6) with the same size, the upper end of the inside of the cooling and heat-preserving filter (2) is integrally provided with an annular edge (203), and a sealing ring is arranged between the upper end disc (6) and the annular edge (203); the disc (6) at the bottom end is supported by a hydraulic supporting top (7) arranged in the cooling and heat-preserving filter (2), so that the ceramic filter rod (4) can be detachably arranged in the filter. When the ceramic filter rod (4) needs to be replaced, the bottom surface of the cooling and heat-preserving filter (2) is opened for replacement.
Furthermore, a manhole is arranged on the bottom surface of the cooling and heat-preserving filter (2), and the manhole is arranged on the bottom surface of the cooling and heat-preserving filter (2), so that the ceramic filter rod (4) can be conveniently detached and maintained.
The utility model has the advantages that: the utility model provides a device is provided with cooling reactor and cooling heat preservation filter, and production time shortens, and product purity improves, reaches the electronic grade standard that the customer required, and production efficiency is showing and is improving, technology safety ring protects. And the ceramic filter rod in the cooling and heat-preserving filter can be detachably mounted, so that the replacement is convenient, and the production efficiency is further ensured. The quality can be improved through improvement, the equipment is simpler, the manufacturing limit is lower, and the cost is saved.
Drawings
FIG. 1 is a schematic structural diagram of a frozen impurity removal and purification device for hexamethyldisilazane according to an embodiment of the present invention.
Fig. 2 is a schematic view of a combined structure of a disc and a ceramic filter rod of a hexamethyldisilazane freezing, impurity removing and purifying device according to an embodiment of the present invention.
The method comprises the following steps of 1-cooling reaction kettle, 101-material outlet, 102-stirring paddle, 103-motor, 104-nitrogen gas inlet pipeline, 105-check valve, 106-switch valve, 107-pressure gauge, 2-cooling heat preservation filter, 201-material inlet, 202-discharge port, 203-annular edge, 3-refrigerating fluid interlayer, 301-refrigerating fluid inlet pipeline, 302-refrigerating fluid outlet pipeline, 303-refrigerating fluid outlet, 4-ceramic filter rod, 5-temperature measuring tube, 6-disc, 7-hydraulic support top and 8-manhole.
The specific implementation mode is as follows:
in order to deepen understanding of the present invention, the following detailed description is made on the embodiments of the present invention with reference to the accompanying drawings.
It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve.
Examples
With reference to figures 1 to 2 of the drawings,
a frozen impurity-removing and purifying device for hexamethyldisilazane comprises a cooling reaction kettle 1 and a cooling heat-preservation filter 2, wherein refrigerating fluid interlayers 3 are respectively arranged on the outer wall of the cooling reaction kettle 1 and the outer wall of the heat-preservation filter 2, a refrigerating fluid inlet pipeline 301 is arranged at the bottom of each refrigerating fluid interlayer 3, a refrigerating fluid outlet pipeline 302 is arranged at the upper end of each refrigerating fluid interlayer 3, the refrigerating fluid outlet pipeline 302 is connected with the bottom end of each refrigerating fluid interlayer 3 on the outer wall of the heat-preservation filter 2 through a pipeline, and a refrigerating fluid outlet 303 is arranged at the upper end of each refrigerating fluid interlayer 3 on the outer wall of the heat;
a material outlet 101 is formed in the bottom surface of the cooling reaction kettle 1, and the material outlet 101 is connected with a material inlet 201 at the top end of the heat preservation filter 2 through a pipeline;
a discharge hole 202 is formed at the bottom end of the cooling and heat-preserving filter 2;
a stirring paddle 102 is arranged in the cooling reaction kettle 1, and the stirring paddle 102 is connected with a motor 103 arranged outside the top surface; a nitrogen inlet pipeline 104 is arranged on the top cover of the cooling reaction kettle 1, and a check valve 105, a switch valve 106 and a pressure gauge 107 are arranged on the nitrogen inlet pipeline 104;
a plurality of ceramic filter rods 4 are arranged in the cooling and heat-preserving filter 2.
Further, a temperature measuring tube 5 is installed inside the cooling reaction kettle 1, and the temperature measuring tube 5 is installed on a top cover of the cooling reaction kettle 1.
Further, a pressure gauge 107 is installed on the top surface of the cooling and heat-insulating filter 2 for detecting the pressure inside the filter.
Further, the bottom end of the ceramic filter rod 4 is arranged on a disc 6, the upper end of the ceramic filter rod is arranged on the disc 6 with the same size, the upper end inside the cooling and heat-preserving filter 2 is integrally provided with an annular edge 203, and a sealing ring is arranged between the upper end disc 6 and the annular edge 203; the disc 6 at the bottom end is supported by a hydraulic supporting top 7 arranged in the cooling and heat-preserving filter 2, so that the ceramic filter rod 4 can be detachably arranged in the filter. When the ceramic filter rod 4 needs to be replaced, the bottom surface of the cooling and heat-preserving filter 2 is opened for replacement.
Further, a manhole 8 is arranged on the bottom surface of the cooling and heat-preserving filter 2, and the manhole 8 is arranged on the bottom surface of the cooling and heat-preserving filter 2, so that the ceramic filter rod 4 can be conveniently detached and maintained.
The technical means disclosed by the scheme of the utility model is not limited to the technical means disclosed by the technical means, but also comprises the technical scheme consisting of the equivalent replacement of the technical features. The present invention is not to be considered as the best thing, and belongs to the common general knowledge of the technicians in the field.
Claims (5)
1. The hexamethyldisilazane freezing impurity-removing purification device is characterized by comprising a cooling reaction kettle (1) and a cooling heat-preservation filter (2), wherein refrigerating fluid interlayers (3) are arranged on the outer wall of the cooling reaction kettle (1) and the outer wall of the heat-preservation filter (2), a refrigerating fluid inlet pipeline (301) is arranged at the bottom of each refrigerating fluid interlayer (3), a refrigerating fluid outlet pipeline (302) is arranged at the upper end of each refrigerating fluid inlet pipeline, the refrigerating fluid outlet pipeline (302) is connected with the bottom end of each refrigerating fluid interlayer (3) on the outer wall of the heat-preservation filter (2) through a pipeline, and a refrigerating fluid outlet (303) is arranged at the upper end of each refrigerating fluid interlayer (3) on the outer wall of the heat-preservation filter (2);
a material outlet (101) is formed in the bottom surface of the cooling reaction kettle (1), and the material outlet (101) is connected with a material inlet (201) at the top end of the heat-insulating filter (2) through a pipeline;
a discharge hole (202) is formed in the bottom end of the cooling and heat-preserving filter (2);
a stirring paddle (102) is arranged in the cooling reaction kettle (1), and the stirring paddle (102) is connected with a motor (103) arranged outside the top surface; a nitrogen inlet pipeline (104) is arranged on the top cover of the cooling reaction kettle (1), and a check valve (105), a switch valve (106) and a pressure gauge (107) are arranged on the nitrogen inlet pipeline (104);
and a plurality of ceramic filter rods (4) are arranged in the cooling and heat-preserving filter (2).
2. The hexamethyldisilazane freezing impurity-removing and purifying device according to claim 1, wherein a temperature measuring tube (5) is installed inside the temperature-reducing reaction kettle (1), and the temperature measuring tube (5) is installed on a top cover of the temperature-reducing reaction kettle (1).
3. The hexamethyldisilazane freezing and impurity-removing purification device according to claim 1, wherein a pressure gauge (107) is also installed on the top surface of said cooling and heat-preserving filter (2).
4. The hexamethyldisilazane freezing and impurity-removing and purifying device according to claim 1, wherein the bottom end of the ceramic filter rod (4) is installed on a disc (6), the upper end of the ceramic filter rod is installed on the disc (6) with the same size, the upper end of the inside of the cooling and heat-preserving filter (2) is integrally provided with an annular edge (203), and a sealing ring is arranged between the upper end disc (6) and the annular edge (203); the disc (6) at the bottom end is supported by a hydraulic supporting top (7) arranged in the cooling and heat-preserving filter (2).
5. The hexamethyldisilazane freezing impurity-removing and purifying device according to claim 4, wherein a manhole is arranged on the bottom surface of the cooling and heat-preserving filter (2), and the manhole is arranged on the bottom surface of the cooling and heat-preserving filter (2) so as to facilitate the disassembly and maintenance of the ceramic filter rod (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020934441.XU CN213222121U (en) | 2020-05-28 | 2020-05-28 | Frozen impurity removal and purification device for hexamethyldisilazane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020934441.XU CN213222121U (en) | 2020-05-28 | 2020-05-28 | Frozen impurity removal and purification device for hexamethyldisilazane |
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| CN213222121U true CN213222121U (en) | 2021-05-18 |
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| CN202020934441.XU Active CN213222121U (en) | 2020-05-28 | 2020-05-28 | Frozen impurity removal and purification device for hexamethyldisilazane |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117244510A (en) * | 2023-11-20 | 2023-12-19 | 内蒙古美力坚科技化工有限公司 | Amino C acid safe and efficient nitration treatment device |
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2020
- 2020-05-28 CN CN202020934441.XU patent/CN213222121U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117244510A (en) * | 2023-11-20 | 2023-12-19 | 内蒙古美力坚科技化工有限公司 | Amino C acid safe and efficient nitration treatment device |
| CN117244510B (en) * | 2023-11-20 | 2024-01-12 | 内蒙古美力坚科技化工有限公司 | Amino C acid safe and efficient nitration treatment device |
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