A fiber dope film forming evaporation device

Abstract

The utility model discloses a kind of fiber spinning dope film-forming evaporation devices, including evaporation pipe body and the concentrated liquid outlet being arranged at the lower end position of the evaporation pipe body;When using the device, motor body is connected with external power supply first, motor body works will be rotated by rotating shaft and drive scraper, then heat source import is connected with steam pipeline to make heating pipe hot, hot heating pipe will make evaporation pipe body be heated, then add evaporation pipe body inside by raw liquid import, when raw liquid is contacted with the separation platform of fast rotation, it is evenly thrown to the inner wall of evaporation pipe body, annular baffle outside the upper end of separation platform can prevent raw liquid splash, raw liquid is contacted with heated evaporation pipe body, and the film of downspin is formed along pipe inner wall, rotating scraper continuously and evenly scrapes into thick and thin uniform liquid film, and it is pushed down in spiral shape, by the arrangement of separation platform, the uniformity of raw liquid dispersion is strengthened.

Description

Technical Field

[0001] This utility model belongs to the technical field of chemical fiber manufacturing, specifically relating to a fiber spinning solution film-forming evaporation device. Background Technology

[0002] In the fiber spinning process, the spinning solution forms a thin film under certain conditions through specific devices and processes. This process usually involves dissolving or melting the polymer, pre-treating it through filtration and degassing, then extruding it through a spinneret and cooling and solidifying it in a specific environment to form fibers. The fiber spinning solution film formation requires the use of an evaporation device. The fiber spinning solution film forming evaporation device of this invention is mainly composed of a motor body, a fixed base, a solution inlet, a heat source inlet, a heating tube, a connecting rod, an evaporation tube body, a concentrated liquid outlet, a heat source outlet, a rotating shaft, a connecting ring, a scraper, a separation platform, an annular baffle, a secondary steam outlet, a mounting base, a connecting pipe, a limiting ring, a placement groove, a spring, a locking block, and a locking slot. Existing fiber spinning solution film forming evaporation devices often result in uneven dispersion of the solution, which affects the quality of the film. Therefore, a fiber spinning solution film forming evaporation device is essential. Utility Model Content

[0003] The purpose of this invention is to provide a fiber spinning solution film-forming evaporation device to solve the problem mentioned in the background art that the uneven dispersion of the solution in existing fiber spinning solution film-forming evaporation devices affects the quality of the film during use.

[0004] To achieve the above objectives, this utility model provides the following technical solution: a fiber spinning solution film-forming evaporation device, comprising... Evaporation tube body and concentrated liquid outlet located at the lower end of the evaporation tube body; A heating tube is installed on the outside of the evaporator tube body, and a heat source inlet and a heat source outlet are respectively provided on the upper left and lower right sides of the heating tube. The raw liquid inlet is located at the upper left position of the evaporation tube body, the fixing seat is installed at the upper end of the evaporation tube body, and the secondary steam outlet is located at the upper right position of the fixing seat. A mounting base is installed at the upper end of the fixed base, and a motor body is installed at the upper end of the mounting base; A rotating shaft is connected to the lower end of the motor body, located inside the mounting base and the evaporator tube body; A connecting ring is installed at the outer position of the rotating shaft, and scrapers are provided on the left and right sides of the connecting ring. The connecting pipe and the scrapers are connected by a connecting rod. A connecting pipe is installed outside the rotating shaft and at the upper end of the connecting ring. A separation platform is installed outside the connecting pipe. A limiting ring is installed outside the connecting pipe and at the upper and lower ends of the separation platform. An annular baffle is installed at the upper outer position of the separation platform. A placement groove is provided around the inner wall of the annular baffle. A spring is installed inside the placement groove. A slot is provided around the outer wall of the separation platform. A locking block is connected to the inner side of the spring and inside the slot. The motor body is electrically connected to an external power source; The separation platform enhances the uniformity of the raw liquid dispersion. The connecting pipe and limiting ring enhance the stability of the separation platform installation and the ease of disassembly. The annular baffle prevents the raw liquid from splashing. The spring, locking block, and locking groove enhance the ease of installation and disassembly of the annular baffle.

[0005] Preferably, the inner and outer walls of the connecting pipe are both threaded, and the outer wall of the rotating shaft and the inner wall of the limiting ring are both threaded.

[0006] Preferably, two limiting rings are provided, both of which are hollow circular ring structures. The limiting rings are connected to the connecting pipe by threads to restrict the separation platform.

[0007] Preferably, the connecting pipe and the rotating shaft are connected by a thread, so that the separation platform is installed outside the rotating shaft. The threaded connection enhances the stability and convenience of the separation platform installation.

[0008] Preferably, mounting plates are connected to the upper and lower ends of the mounting base, and a connecting plate is provided at the lower end of the motor body.

[0009] Preferably, the mounting plate and the fixed base are fixedly connected by fastening nuts so that the mounting base is fixed at the upper end of the fixed base, and the mounting plate and the connecting plate are connected by bolts and nuts so that the motor body is mounted on the upper end of the mounting plate.

[0010] Preferably, the mounting plate and the fixing base are an integral structure, and the connecting plate and the motor body are an integral structure. Through the combined use of the mounting base, the mounting plate, the connecting plate, and the threaded connection, the stability and convenience of the motor body installation are enhanced.

[0011] Compared with the prior art, the present invention provides a fiber spinning solution film-forming evaporation device, which has the following beneficial effects: This invention improves a fiber spinning solution film-forming evaporation device. When using the device, first insert the connecting pipe into the separation platform and fix it to the platform using a retaining ring. Then, insert the annular baffle into a slot on the outer wall of the separation platform using a locking block, thus installing the annular baffle on the outside of the platform. Next, connect the motor body to an external power source. The motor's operation will drive the scraper to rotate via a rotating shaft. Then, connect the heat source inlet to the steam pipe to heat the heating element, which in turn heats the evaporation tube. Next, add the raw solution into the evaporation tube through the raw solution inlet. When the raw solution comes into contact with the rapidly rotating separation platform, it will be evenly thrown onto the evaporation tube. The inner wall of the separator and the annular baffle on the upper outer side of the separator prevent the raw liquid from splashing. After the raw liquid comes into contact with the heated evaporation tube, it forms a downward spiral film along the inner wall of the tube. The rotating scraper continuously and evenly scrapes the raw liquid into a uniformly thick liquid film and pushes it downward in a spiral. During this process, the low-boiling-point components are evaporated, and the residue is discharged from the concentrated liquid outlet at the bottom of the evaporation tube, while the secondary steam escapes from the secondary steam outlet at the top of the evaporation tube. The separator enhances the uniformity of the raw liquid dispersion. The connecting pipe and the limiting ring enhance the stability of the separator installation and the ease of disassembly. The annular baffle prevents the raw liquid from splashing. The spring, the locking block and the locking groove enhance the ease of installation and disassembly of the annular baffle. Attached Figure Description

[0012] Figure 1 This is a schematic diagram of the overall structure of the fiber spinning solution film-forming evaporation device of this utility model.

[0013] Figure 2 This is an enlarged structural schematic diagram of the separation stage of the fiber spinning solution film-forming evaporation device of this utility model.

[0014] Figure 3 This is an enlarged structural diagram of the annular baffle and separation platform inside the fiber spinning solution film-forming evaporation device of this utility model.

[0015] In the diagram: 1. Motor body; 2. Mounting base; 3. Raw material inlet; 4. Heat source inlet; 5. Heating tube; 6. Connecting rod; 7. Evaporation tube body; 8. Concentrate outlet; 9. Heat source outlet; 10. Rotating shaft; 11. Connecting ring; 12. Scraper; 13. Separation platform; 14. Annular baffle; 15. Secondary steam outlet; 16. Mounting base; 17. Connecting pipe; 18. Restricting ring; 19. Placement groove; 20. Spring; 21. Locking block; 22. Locking slot. Detailed Implementation

[0016] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0017] This utility model provides, for example Figure 1-3 The fiber spinning solution film-forming evaporation device shown includes an evaporation tube body 7 and a concentrated liquid outlet 8 located at the lower end of the evaporation tube body 7; a heating tube 5 is installed on the outside of the evaporation tube body 7, and a heat source inlet 4 and a heat source outlet 9 are respectively located on the upper left and lower right sides of the heating tube 5; a raw liquid inlet 3 is located on the upper left side of the evaporation tube body 7; a fixing seat 2 is installed at the upper end of the evaporation tube body 7, and a secondary steam outlet 15 is located on the upper right side of the fixing seat 2; a mounting seat 16 is installed at the upper end of the fixing seat 2, and a motor body 1 is installed at the upper end of the mounting seat 16; a rotating shaft 10 is connected to the lower end of the motor body 1, located on the mounting seat 16 and inside the evaporation tube body 7; a connecting ring 11 is installed on the outside of the rotating shaft 10, and scrapers 12 are located on the left and right sides of the connecting ring 11; a connecting pipe 17 is connected to the scrapers 12 via a connecting rod 6; the rotating shaft 1... A connecting pipe 17 is installed outside the connecting ring 11 and at the upper end of the connecting pipe 17. A separation platform 13 is installed outside the connecting pipe 17 and at the upper and lower ends of the separation platform 13. An annular baffle 14 is installed at the upper outer end of the separation platform 13. A placement groove 19 is provided around the inner wall of the annular baffle 14. A spring 20 is installed inside the placement groove 19. A slot 22 is provided around the outer wall of the separation platform 13. A locking block 21 is connected to the inner side of the spring 20 and inside the slot 22. The motor body 1 is electrically connected to an external power supply. The separation platform 13 enhances the uniformity of the original liquid dispersion. The connecting pipe 17 and the limiting ring 18 enhance the stability of the separation platform 13 installation and the ease of disassembly. The annular baffle 14 prevents the original liquid from splashing. The spring 20, the locking block 21 and the slot 22 enhance the ease of installation and disassembly of the annular baffle 14.

[0018] like Figure 1 , Figure 2 and Figure 3As shown, to enhance the uniformity of the stock solution dispersion, when using the fiber spinning stock solution film-forming evaporation device, first insert the connecting pipe 17 into the interior of the separation platform 13 and fix the connecting pipe 17 to the separation platform 13 using the limiting ring 18. Then, the annular baffle 14 is inserted into the slot 22 on the outer wall of the separation platform 13 using the locking block 21, so that the annular baffle 14 is installed on the outside of the separation platform 13. Next, connect the motor body 1 to the external power supply. When the motor body 1 is working, it will drive the scraper 12 to rotate through the rotating shaft 10. Then, connect the heat source inlet 4 to the steam pipe so that the heating tube 5 is heated. The heated heating tube 5 will heat the evaporation tube 7. Then, add the stock solution into the evaporation tube 7 through the stock solution inlet 3. When the stock solution comes into contact with the rapidly rotating separation platform 13, it will be evenly thrown into the evaporation tube 7. The inner wall and the annular baffle 14 on the upper outer side of the separation platform 13 prevent the raw liquid from splashing. After the raw liquid comes into contact with the heated evaporation tube 7, it forms a downward spiral film along the inner wall of the tube. The rotating scraper 12 continuously and evenly scrapes the raw liquid into a uniformly thick liquid film and pushes it downward in a spiral. During this process, the low-boiling-point components are evaporated, and the residue is discharged from the concentrated liquid outlet 8 at the bottom of the evaporation tube 7, while the secondary steam escapes from the secondary steam outlet 15 at the top of the evaporation tube 7. The separation platform 13 enhances the uniformity of the raw liquid dispersion. The connecting pipe 17 and the limiting ring 18 enhance the stability of the separation platform 13 installation and the ease of disassembly. The annular baffle 14 prevents the raw liquid from splashing. The spring 20, the locking block 21 and the locking groove 22 enhance the ease of installation and disassembly of the annular baffle 14.

[0019] Threads are provided on both the inner and outer walls of the connecting pipe 17, and threads are also provided on the outer wall of the rotating shaft 10 and the inner wall of the limiting ring 18. There are two limiting rings 18 in total, and both limiting rings 18 are hollow circular structures. The limiting rings 18 and the connecting pipe 17 are connected by threads to restrict the separation platform 13. The connecting pipe 17 and the rotating shaft 10 are connected by threads to install the separation platform 13 on the outside of the rotating shaft 10. The threaded connection enhances the stability and convenience of the installation of the separation platform 13.

[0020] like Figure 1 and Figure 2 As shown, in order to enhance the stability and convenience of the installation of the separation platform 13, when using the fiber spinning solution film-forming evaporation device, the connecting pipe 17 is first inserted into the interior of the separation platform 13, and then the limiting ring 18 connects the connecting pipe 17 to the separation platform 13 by threaded connection. Then, the connecting pipe 17 is connected to the rotating shaft 10 by threaded connection, so that the separation platform 13 is installed outside the rotating shaft 10. The threaded connection enhances the stability and convenience of the installation of the separation platform 13.

[0021] Mounting plates are connected to the upper and lower ends of the mounting base 16, and a connecting plate is provided at the lower end of the motor body 1. The mounting plate and the fixed base 2 are fixedly connected by fastening nuts, so that the mounting base 16 is fixed at the upper end of the fixed base 2. The mounting plate and the connecting plate are connected by bolts and nuts, so that the motor body 1 is mounted on the upper end of the mounting plate. The mounting plate and the fixed base 2 are integrated structures, and the connecting plate and the motor body 1 are integrated structures. Through the cooperation of the mounting base 16, the mounting plate, the connecting plate, and the threaded connection, the stability and convenience of the installation of the motor body 1 are enhanced.

[0022] like Figure 1 and Figure 2 As shown, in order to enhance the stability and convenience of motor body 1 installation, when using the fiber spinning solution film-forming evaporation device, the mounting base 16 is first placed on the upper end of the fixed base 2 via the mounting plate and fixed by tightening nuts, thereby fixing the mounting base 16 on the upper end of the fixed base 2. Then, the motor body 1 is placed on the mounting plate on the upper end of the mounting base 16 via the connecting plate. Then, the mounting plate and the connecting plate are connected by bolts and nuts, thereby installing the motor body 1 on the upper end of the mounting base 16. Through the coordinated use of the mounting base 16, the mounting plate, the connecting plate, and the threaded connection, the stability and convenience of motor body 1 installation are enhanced.

[0023] Finally, it should be noted that the above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A fiber spinning solution film-forming evaporation device, characterized in that: include Evaporation tube (7) and concentrated liquid outlet (8) located at the lower end of the evaporation tube (7); A heating tube (5) is installed on the outside of the evaporator tube (7), and a heat source inlet (4) and a heat source outlet (9) are respectively provided on the upper left and lower right sides of the heating tube (5). The raw liquid inlet (3) is provided at the upper left position of the evaporation tube (7), the fixing seat (2) is installed at the upper end of the evaporation tube (7), and the secondary steam outlet (15) is provided at the upper right position of the fixing seat (2). A mounting base (16) is installed at the upper end of the fixed base (2), and a motor body (1) is installed at the upper end of the mounting base (16). A rotating shaft (10) is connected to the lower end of the motor body (1) and inside the mounting base (16) and evaporator tube (7). A connecting ring (11) is installed at the outer position of the rotating shaft (10), and scrapers (12) are provided at the left and right sides of the connecting ring (11). The connecting ring (11) and the scrapers (12) are connected by a connecting rod (6). A connecting pipe (17) is installed outside the rotating shaft (10) and at the upper end of the connecting ring (11). A separation platform (13) is installed outside the connecting pipe (17). A limiting ring (18) is installed outside the connecting pipe (17) and at the upper and lower ends of the separation platform (13). An annular baffle (14) is installed at the upper outer position of the separation platform (13). A placement groove (19) is provided around the inner wall of the annular baffle (14). A spring (20) is installed inside the placement groove (19). A slot (22) is provided around the outer wall of the separation platform (13). A locking block (21) is connected to the inner side of the spring (20) and inside the slot (22). The motor body (1) is electrically connected to an external power source; The separation platform (13) enhances the uniformity of the original liquid dispersion. The connection pipe (17) and the limiting ring (18) enhance the stability of the separation platform (13) installation and the ease of disassembly. The annular baffle (14) prevents the original liquid from splashing. The spring (20), the locking block (21) and the locking groove (22) enhance the ease of installation and disassembly of the annular baffle (14).

2. The fiber spinning solution film-forming evaporation device according to claim 1, characterized in that: The inner and outer walls of the connecting pipe (17) are both threaded, and the outer wall of the rotating shaft (10) and the inner wall of the limiting ring (18) are both threaded.

3. The fiber spinning solution film-forming evaporation device according to claim 2, characterized in that: There are two limiting rings (18). Both limiting rings (18) are hollow circular structures. The limiting rings (18) are connected to the connecting pipe (17) by threads, so that the separation platform (13) is restricted.

4. The fiber spinning solution film-forming evaporation device according to claim 3, characterized in that: The connecting pipe (17) and the rotating shaft (10) are connected by a thread so that the separation platform (13) is installed outside the rotating shaft (10). The threaded connection enhances the stability and convenience of the installation of the separation platform (13).

5. The fiber spinning solution film-forming evaporation device according to claim 1, characterized in that: Mounting plates are connected to the upper and lower ends of the mounting base (16), and a connecting plate is provided at the lower end of the motor body (1).

6. The fiber spinning solution film-forming evaporation device according to claim 5, characterized in that: The mounting plate and the fixed seat (2) are fixedly connected by fastening nuts so that the mounting seat (16) is fixed at the upper end of the fixed seat (2). The mounting plate and the connecting plate are connected by bolts and nuts so that the motor body (1) is installed at the upper end of the mounting plate.

7. The fiber spinning solution film-forming evaporation device according to claim 6, characterized in that: The mounting plate and the fixed base (2) are an integral structure, and the connecting plate and the motor body (1) are an integral structure. Through the cooperation of the mounting base (16), the mounting plate, the connecting plate and the threaded connection, the stability and convenience of the motor body (1) installation are enhanced.

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