CN112250857B - Perfluoropolyether functional intermediate purification device - Google Patents
Perfluoropolyether functional intermediate purification device Download PDFInfo
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- CN112250857B CN112250857B CN202011097115.9A CN202011097115A CN112250857B CN 112250857 B CN112250857 B CN 112250857B CN 202011097115 A CN202011097115 A CN 202011097115A CN 112250857 B CN112250857 B CN 112250857B
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/30—Post-polymerisation treatment, e.g. recovery, purification, drying
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/34—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from hydroxy compounds or their metallic derivatives
- C08G65/46—Post-polymerisation treatment, e.g. recovery, purification, drying
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
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- Mixers Of The Rotary Stirring Type (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The invention discloses a perfluoropolyether functional intermediate purifying device which comprises a base, a bearing box, a lifting mechanism, a second valve, a motor and an air suction and cleaning mechanism, wherein the bottom of the bearing box penetrates through a first bearing frame to be connected with a fastening piece in a threaded mode, a heating plate is arranged on the inner side of an electric heater, the lifting mechanism is fixed on the second bearing frame, a feeding channel is fixed on the top of the top cover, the second valve penetrates through the top cover to be connected with the bottom of the feeding channel, and stirring columns are rotatably connected to the bottom of the feeding channel and the air suction and cleaning mechanism is fixed on the left side and the right side of the top cover. According to the perfluoropolyether functional intermediate purifying device, before the device is used, a connecting hose is required to be connected with an external air pump by using a connector, the perfluoropolyether functional intermediate is obtained after raw materials and auxiliary agents fully react, after the power of an electric heater is increased, the temperature of a heating plate is increased, and small molecular impurities can volatilize into gas to be separated from the perfluoropolyether after contacting the heating plate.
Description
Technical Field
The invention relates to the technical field related to preparation of perfluoropolyether, in particular to a device for purifying a functional intermediate of perfluoropolyether.
Background
The perfluoropolyether is a synthetic polymer which is liquid at normal temperature, has been used as a lubricant for space machinery components for decades, a perfluoropolyether functional intermediate can be obtained by utilizing the reaction of the perfluoropolyether and an auxiliary agent, and after the perfluoropolyether functional intermediate is obtained, small molecular impurities such as a solvent, a reactant and the like still exist in the perfluoropolyether functional intermediate.
Disclosure of Invention
The invention provides a device for purifying a perfluoropolyether functional intermediate, which aims to solve the problem of purifying a pure perfluoropolyether functional intermediate, and a separator is needed to separate small molecular impurities from the perfluoropolyether.
In order to achieve the above purpose, the present invention provides the following technical solutions: a purifying device for a perfluoropolyether functional intermediate comprises a base, a bearing box, a lifting mechanism, a second valve, a motor and an air extracting and cleaning mechanism,
the self-locking roller wheels are fixed on the left side and the right side of the lower end face of the base, supporting plates are fixed on the left side and the right side of the upper end face of the base, a first bearing frame and a second bearing frame are fixed on the inner end face of each supporting plate, and the first bearing frame is positioned on the lower side of the second bearing frame;
the bottom of the bearing box penetrates through the first bearing frame to be connected with a fastening piece in a threaded manner, electric heaters are fixed on the left side and the right side of the bearing box, heating plates are arranged on the inner sides of the electric heaters, the heating plates penetrate through the left side and the right side of the bearing box, and meanwhile, a first electric valve is fixedly arranged on the bottom of the bearing box in a penetrating manner;
the lifting mechanism is fixed on the second bearing frame, the top of the lifting mechanism is fixedly provided with a top cover through a bolt, the top cover is connected to the top of the bearing box in a clamping manner, the top of the top cover is fixedly provided with a feeding channel, and the left side and the right side of the inside of the feeding channel are respectively provided with a branch channel;
the second valve penetrates through the top cover and is connected with the bottom of the feeding channel, the second valve is communicated with the branch channel, the bottom of the feeding channel is rotationally connected with a stirring column, and the stirring column penetrates through the top cover;
and the air exhausting and cleaning mechanisms are fixed on the left side and the right side of the top cover.
Preferably, the electric heaters are symmetrically arranged on the carrying case.
Preferably, the lifting mechanism comprises a hydraulic cylinder, a piston rod and a bracket, wherein the hydraulic cylinder is fixed on the upper end surface of the second bearing frame, and the upper side of the hydraulic cylinder is connected with the bracket through the piston rod.
Preferably, the front side of the branch channel is provided with scales, the scales are fixed on the front end face of the feeding channel, and meanwhile the feeding channel is made of transparent materials.
Preferably, the motor is fixed in the bottom of the feeding channel, and the lower side of the motor is rotationally connected with the stirring column through a motor shaft.
Preferably, the air extraction and cleaning mechanism comprises a first fixing frame, a motor, a first rotating plate, a winding rod, a second rotating plate, a second fixing frame, a connector, a connecting hose, a pipe hoop, an annular pipeline, a fixing pipe and an electric telescopic column, wherein the first fixing frame is fixed at the top of the top cover, the motor is fixed at the rear side of the first fixing frame, the front side of the motor is rotationally connected with the first rotating plate, the winding rod is fixed on the front end face of the first rotating plate, the second rotating plate is fixed on the front end face of the winding rod, the second rotating plate is rotationally connected to the rear end face of the second fixing frame, and the second fixing frame is fixed at the top of the top cover.
Preferably, the connector penetrates through the second fixing frame and the second rotating plate to be connected with the connecting hose through the pipe hoop, the connecting hose is wound on the outer side of the winding rod, and meanwhile the winding rod is uniformly distributed between the second fixing frame and the first rotating plate.
Preferably, the connecting hose penetrates through the top cover to be connected with the annular pipeline, the outer surface of the annular pipeline penetrates through and is fixedly provided with the fixing pipes, and meanwhile the fixing pipes are uniformly distributed.
Preferably, the annular pipeline is connected with the inner top of the top cover through an electric telescopic column, and the annular pipeline and the top cover form a telescopic structure through the electric telescopic column.
Compared with the prior art, the invention has the beneficial effects that:
(1) After the second valve is opened and raw materials and intermediates are respectively introduced into the two branch channels, the raw materials and the intermediates finally fall into the bearing box and react to generate perfluoropolyether, and the liquid level of the raw materials and the intermediates can be observed through the feed channel in the feeding process, and meanwhile, the scale is observed, so that the feeding quantity is convenient to control more accurately;
(2) The electric heater, the heating plate, the motor shaft and the stirring column are arranged, after the raw materials and the intermediate enter the bearing box, the stirring column can slowly rotate under the action of the motor and the motor shaft, so that the raw materials and the intermediate can fully react, the electric heater can heat the heating plate, and the heating plate can heat the raw materials and the intermediate, so that the reaction speed is conveniently accelerated;
(3) The device is provided with an electric heater, a heating plate, a motor, a first rotating plate, a winding rod, a second rotating plate, a connector, a connecting hose, an annular pipeline, a fixed pipe and an electric telescopic column, wherein the connecting hose is connected with an external air pump by the connector before the device is used, the raw materials fully react with an intermediate to obtain perfluoropolyether, after the power of the electric heater is increased, the temperature of the heating plate is increased, the intermediate can volatilize into gas to be separated from the perfluoropolyether after contacting the heating plate, the electric telescopic column can be stretched before air suction, and simultaneously the first rotating plate, the winding rod and the second rotating plate integrally rotate under the action of the motor, so that the connecting hose is conveniently released, the annular pipeline can smoothly move downwards and be close to materials, and then the separated gas can be sequentially pumped out through the fixed pipe, the annular pipeline and the connecting hose under the action of an air pump, so that the separation work of the intermediate is conveniently completed;
(4) The novel water-saving type water pump is provided with the first electric valve, the connector, the connecting hose, the annular pipeline and the fixing pipe, the first electric valve can be opened after the separation work of the intermediate is completed, the perfluoropolyether in the bearing box can be conveniently discharged, the connector and the external water pump can be connected together, water can be sequentially discharged into the bearing box through the connecting hose, the annular pipeline and the fixing pipe, the inner side of the bearing box can be conveniently washed, and meanwhile, the fixing pipe can move up and down along with the annular pipeline, so that the cleaning effect is more comprehensive;
(5) After the device is used, the top cover can move upwards along with the support and away from the bearing box, and then staff can thoroughly clean or repair the components inside the bearing box.
Drawings
FIG. 1 is a schematic diagram of a front cross-sectional structure of the present invention;
FIG. 2 is a schematic diagram of the front view of the present invention;
FIG. 3 is a schematic top view of the present invention;
FIG. 4 is a schematic view of the connection structure of the carrying case, the electric heater, the heating plate and the first electrically operated valve of the present invention;
FIG. 5 is a schematic view of the connection structure of the top cover, the first fixing frame, the motor, the first rotating plate, the winding rod, the second rotating plate, the second fixing frame, the connector, the connecting hose and the pipe hoop;
fig. 6 is an enlarged schematic view of the structure of fig. 1 a according to the present invention.
In the figure: 1. the device comprises a base, 2, self-locking rollers, 3, a support plate, 4, a first bearing frame, 5, a second bearing frame, 6, a bearing box, 7, a fastener, 8, an electric heater, 9, a heating plate, 10, a first electric valve, 11, a lifting mechanism, 1101, a hydraulic cylinder, 1102, a piston rod, 1103, a bracket, 12, a top cover, 13, a bolt, 14, a feed channel, 15, scales, 16, a branch channel, 17, a second valve, 18, a motor, 19, a motor shaft, 20, a stirring column, 21, an air suction and cleaning mechanism, 2101, a first fixing frame, 2102, a motor, 2103, a first rotating plate, 2104, a winding rod, 2105, a second rotating plate, 2106, a second fixing frame, 2107, a connector, 2108, a connecting hose, 2109, a pipe clamp, 2110, an annular pipe, 2111, a fixing pipe, 2112 and an electric telescopic column.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-6, the present invention provides a technical solution: according to the perfluoropolyether functional intermediate purification device, as shown in fig. 1 and 2, the left and right sides of the lower end face of the base 1 are respectively fixed with a self-locking roller 2, the left and right sides of the upper end face of the base 1 are respectively fixed with a support plate 3, the inner end face of each support plate 3 is fixed with a first bearing frame 4 and a second bearing frame 5, the first bearing frame 4 is positioned at the lower side of the second bearing frame 5, the bottom of the bearing box 6 penetrates through the first bearing frame 4 to be in threaded connection with a fastening piece 7, the left and right sides of the bearing box 6 are respectively fixed with an electric heater 8, the inner side of the electric heater 8 is provided with a heating plate 9, the heating plate 9 penetrates through the left and right sides of the bearing box 6, meanwhile, the bottom of the bearing box 6 is fixedly penetrated with a first electric valve 10, the electric heaters 8 are symmetrically arranged on the bearing box 6, the electric heaters 8 can play a role in heating to the heating plate 9, the electric heaters 8 can heat the heating plate 9, the heating plate 9 heat the raw materials and intermediate, and the raw materials are heated, and the reaction speed is conveniently accelerated.
According to the figures 1, 2 and 3, the lifting mechanism 11 is fixed on the second bearing frame 5, the top of the lifting mechanism 11 is fixed with the top cover 12 through the bolt 13, meanwhile, the top cover 12 is connected to the top of the bearing box 6 in a clamping way, the lifting mechanism 11 comprises a hydraulic cylinder 1101, a piston rod 1102 and a support 1103, the hydraulic cylinder 1101 is fixed on the upper end face of the second bearing frame 5, meanwhile, the upper side of the hydraulic cylinder 1101 is connected with the support 1103 through the piston rod 1102, after the device is used, the support 1103 can move upwards under the action of the hydraulic cylinder 1101 and the piston rod 1102, the top cover 12 moves upwards and is far away from the bearing box 6, and then staff can thoroughly clean or repair the components inside the bearing box 6.
According to the embodiment shown in fig. 1, fig. 2, fig. 3 and fig. 4, the top of the top cover 12 is fixed with a feeding channel 14, and the left and right sides of the inside of the feeding channel 14 are provided with a branching channel 16, the front side of the branching channel 16 is provided with a scale 15, and the scale 15 is fixed on the front end surface of the feeding channel 14, meanwhile, the feeding channel 14 is made of transparent material, and the feeding channel 14 can be used for observing the liquid level of the raw materials and the intermediate body in the feeding process, and meanwhile, the scale 15 is observed, so that the feeding quantity can be controlled more accurately.
According to the embodiments shown in fig. 1, 2, 3, 4 and 5, the second valve 17 penetrates the top cover 12 to be connected with the bottom of the feed channel 14, and the second valve 17 penetrates the branch channel 16, the bottom of the feed channel 14 is rotatably connected with the stirring column 20, and the stirring column 20 penetrates the top cover 12, the motor 18 is fixed in the bottom of the feed channel 14, and the lower side of the motor 18 is rotatably connected with the stirring column 20 through the motor shaft 19, and the stirring column 20 can rotate under the action of the motor 18 and the motor shaft 19, so that the raw materials and the intermediate can be fully reacted.
As shown in fig. 1, 2, 3, 4 and 6, the suction and cleaning mechanism 21 is fixed on both left and right sides of the top cover 12, the suction and cleaning mechanism 21 includes a first fixing frame 2101, a motor 2102, a first rotating plate 2103, a winding rod 2104, a second rotating plate 2105, a second fixing frame 2106, a connector 2107, a connecting hose 2108, a pipe collar 2109, an annular pipe 2110, a fixing pipe 2111 and an electric telescopic column 2112, and the first fixing frame 2101 is fixed on the top of the top cover 12, a motor 2102 is fixed on the rear side of the first fixing frame 2101, and the front side of the motor 2102 is rotatably connected with a first rotating plate 2103, while the front end face of the first rotating plate 2103 is fixed with a winding rod 2104, the front end face of the winding rod 2104 is fixed with a second rotating plate 2105, and the second rotating plate 2105 is rotatably connected on the rear end face of the second fixing frame 2106, while the second fixing frame 2106 is fixed on the top of the top cover 12, the electric telescopic column 2112 is telescopic, the first rotating plate 2103, the winding rod 2104 and the second rotating plate 2105 can integrally rotate under the action of the motor 2102, the connecting hose 2108 is conveniently wound or released, the annular pipeline 2110 can smoothly move up and down, the height of the annular pipeline 2110 is conveniently adjusted, the connecting head 2107 penetrates through the second fixing frame 2106 and the second rotating plate 2105 to be connected with the connecting hose 2108 through the pipe hoop 2109, the connecting hose 2108 is wound on the outer side of the winding rod 2104, meanwhile, the winding rod 2104 is uniformly distributed between the second fixing frame 2106 and the first rotating plate 2103, the pipe hoop 2109 can be screwed to connect and fix the connecting head 2107 with the connecting hose 2108, an external air pump or a water pump can be connected with the connecting hose 2108 through the connecting head 2107, the subsequent air pumping and cleaning work can be conveniently completed, the uniformly distributed winding rod 2104 can better wind or release the connecting hose 2108, the connecting hose 2108 penetrates through the top cover 12 to be connected with the annular pipeline 2110, and the surface of the annular pipeline 2110 runs through and is fixed with the fixed pipe 2111, and fixed pipe 2111 evenly distributed simultaneously, and evenly distributed's fixed pipe 2111 can make the effect of bleeding and washing more comprehensive even, and annular pipeline 2110 is connected with the interior top of top cap 12 through electric telescopic column 2112, and annular pipeline 2110 constitutes the extending structure through electric telescopic column 2112 and top cap 12, and annular pipeline 2110 can reciprocate under the effect of electric telescopic column 2112, and coupling hose 2108 obtains rolling or release under the effect of relevant equipment simultaneously and handles, conveniently adjusts the height of annular pipeline 2110.
The working principle of the embodiment is as follows: when the perfluoropolyether functional intermediate purifying device is used, the device is firstly moved to a required place through the self-locking roller 2, the connecting hose 2108 is connected with an external air pump by the connector 2107, the connecting hose is connected to an external power supply, after the second valve 17 is opened and raw materials and intermediates are respectively introduced into the two branch channels 16, the raw materials and the intermediates finally fall into the bearing box 6 and react to generate the perfluoropolyether, the liquid level of the raw materials and the intermediates can be observed through the feeding channel 14 in the feeding process, meanwhile, the scale 15 is observed, the feeding amount is conveniently and accurately controlled, after the raw materials and the intermediates enter the bearing box 6, the motor 18 is started, the motor 18 drives the motor shaft 19 to rotate under the action of the motor shaft 19, so that the stirring column 20 is driven to rotate slowly, the raw materials and the intermediates can react fully, the electric heater 8 is started to heat the heating plate 9, the heating plate 9 heats the raw materials and the intermediate, the reaction speed is conveniently accelerated, the raw materials and the intermediate are fully reacted to obtain perfluoropolyether, after the power of the electric heater 8 is increased, the temperature of the heating plate 9 is increased, the intermediate can volatilize into gas to be separated from the perfluoropolyether after contacting the heating plate 9, before the air extraction, the electric telescopic column 2112 is extended, simultaneously the first rotating plate 2103, the winding rod 2104 and the second rotating plate 2105 integrally rotate under the action of the motor 2102, the connecting hose 2108 is conveniently released, the annular pipeline 2110 can smoothly move downwards and be close to the material, then the separated gas is pumped out through the fixing pipe 2111, the annular pipeline 2110 and the connecting hose 2108 in sequence under the action of the air pump, the separation work of the intermediate is conveniently completed, the first electric valve 10 can be opened to discharge the perfluoropolyether in the carrying box 6 after the separation work of the intermediate is completed, the connector 2107 and an external water pump can be connected together, water is discharged into the bearing box 6 through the connecting hose 2108, the annular pipeline 2110 and the fixing pipe 2111 in sequence, the inner side of the bearing box 6 is conveniently washed, meanwhile, the fixing pipe 2111 can move up and down along with the annular pipeline 2110, the cleaning effect is more comprehensive, after the device is used, the hydraulic cylinder 1101 is started, the hydraulic cylinder 1101 drives the piston rod 1102 to extend, the top cover 12 moves upwards along with the bracket 1103 and is far away from the bearing box 6, then a worker can thoroughly clean or maintain the components inside the bearing box 6, and the content which is not described in detail in the specification belongs to the prior art which is known to the person skilled in the art.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.
Claims (5)
1. The utility model provides a perfluor polyether function midbody purification device, includes base (1), bears case (6), elevating system (11), second valve (17), motor (18) and bleed and wiper mechanism (21), its characterized in that:
the self-locking roller wheel (2) is fixed on the left side and the right side of the lower end face of the base (1), the support plate (3) is fixed on the left side and the right side of the upper end face of the base (1), the first bearing frame (4) and the second bearing frame (5) are fixed on the inner end face of the support plate (3), and the first bearing frame (4) is positioned on the lower side of the second bearing frame (5);
the electric heater comprises a bearing box (6), wherein the bottom of the bearing box (6) penetrates through a first bearing frame (4) to be connected with a fastener (7) in a threaded mode, electric heaters (8) are fixed on the left side and the right side of the bearing box (6), heating plates (9) are arranged on the inner sides of the electric heaters (8), the heating plates (9) penetrate through the left side and the right side of the bearing box (6), and meanwhile a first electric valve (10) is fixedly penetrated through the bottom of the bearing box (6);
the lifting mechanism (11), the lifting mechanism (11) is fixed on the second bearing frame (5), the top of the lifting mechanism (11) is fixed with a top cover (12) through a bolt (13), meanwhile, the top cover (12) is connected to the top of the bearing box (6) in a clamping way, the top of the top cover (12) is fixed with a feeding channel (14), and the left side and the right side of the inside of the feeding channel (14) are provided with branch channels (16);
the second valve (17) penetrates through the top cover (12) and is connected with the bottom of the feeding channel (14), the second valve (17) is communicated with the branch channel (16), the bottom of the feeding channel (14) is rotatably connected with the stirring column (20), and the stirring column (20) penetrates through the top cover (12);
the air suction and cleaning mechanism (21) is fixed on the left side and the right side of the top cover (12); the air suction and cleaning mechanism (21) comprises a first fixing frame (2101), a motor (2102), a first rotating plate (2103), a winding rod (2104), a second rotating plate (2105), a second fixing frame (2106), a connector (2107), a connecting hose (2108), a pipe hoop (2109), an annular pipeline (2110), a fixing pipe (2111) and an electric telescopic column (2112), wherein the first fixing frame (2101) is fixed at the top of a top cover (12), the motor (2102) is fixed at the rear side of the first fixing frame (2101), the front side of the motor (2102) is rotationally connected with the first rotating plate (2103), meanwhile, the front end face of the first rotating plate (2103) is fixedly provided with the winding rod (2104), the front end face of the winding rod (2104) is fixedly provided with the second rotating plate (2105), and the second rotating plate (2105) is rotationally connected to the rear end face of the second fixing frame (2106), and meanwhile, the second fixing frame (2106) is fixedly arranged at the top of the top cover (12);
the connector (2107) penetrates through the second fixing frame (2106) and the second rotating plate (2105) and is connected with the connecting hose (2108) through a pipe hoop (2109), the connecting hose (2108) is wound on the outer side of the winding rod (2104), and meanwhile the winding rod (2104) is uniformly distributed between the second fixing frame (2106) and the first rotating plate (2103);
the connecting hose (2108) penetrates through the top cover (12) to be connected with the annular pipeline (2110), the outer surface of the annular pipeline (2110) is fixedly penetrated by the fixing pipe (2111), and the fixing pipes (2111) are uniformly distributed;
the annular pipeline (2110) is connected with the inner top of the top cover (12) through an electric telescopic column (2112), and the annular pipeline (2110) and the top cover (12) form a telescopic structure through the electric telescopic column (2112).
2. A perfluoropolyether functional intermediate purification device as recited in claim 1, characterized in that: the electric heater (8) is symmetrically arranged on the bearing box (6).
3. A perfluoropolyether functional intermediate purification device as recited in claim 1, characterized in that: the lifting mechanism (11) comprises a hydraulic cylinder (1101), a piston rod (1102) and a bracket (1103), the hydraulic cylinder (1101) is fixed on the upper end face of the second bearing frame (5), and meanwhile, the upper side of the hydraulic cylinder (1101) is connected with the bracket (1103) through the piston rod (1102).
4. A perfluoropolyether functional intermediate purification device as recited in claim 1, characterized in that: the front side of the branch channel (16) is provided with a scale (15), the scale (15) is fixed on the front end face of the feed channel (14), and the feed channel (14) is made of transparent materials.
5. A perfluoropolyether functional intermediate purification device as recited in claim 1, characterized in that: the motor (18) is fixed in the bottom of the feeding channel (14), and the lower side of the motor (18) is rotationally connected with the stirring column (20) through the motor shaft (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011097115.9A CN112250857B (en) | 2020-10-14 | 2020-10-14 | Perfluoropolyether functional intermediate purification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011097115.9A CN112250857B (en) | 2020-10-14 | 2020-10-14 | Perfluoropolyether functional intermediate purification device |
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| CN112250857A CN112250857A (en) | 2021-01-22 |
| CN112250857B true CN112250857B (en) | 2023-07-18 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP3320899B2 (en) * | 1994-05-27 | 2002-09-03 | 株式会社日清製粉グループ本社 | Powder dispersion device |
| CN107890810A (en) * | 2017-12-19 | 2018-04-10 | 无锡市飞天油脂有限公司 | A kind of efficient production equipment of lubricating oil |
| CN209438441U (en) * | 2018-10-15 | 2019-09-27 | 张家港市港塑机械有限公司 | The multi-functional batch mixer of self-cleaning |
| CN211098600U (en) * | 2019-10-14 | 2020-07-28 | 重庆归正印务有限公司 | Printing pigment mixing of colors device |
| CN211133708U (en) * | 2019-11-26 | 2020-07-31 | 赤峰学院 | Raw material mixing device for chemical experimental equipment |
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