CN211706779U - Caprolactam ring-opening polymerization device - Google Patents
Caprolactam ring-opening polymerization device Download PDFInfo
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- CN211706779U CN211706779U CN202020127196.1U CN202020127196U CN211706779U CN 211706779 U CN211706779 U CN 211706779U CN 202020127196 U CN202020127196 U CN 202020127196U CN 211706779 U CN211706779 U CN 211706779U
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Abstract
The utility model discloses a caprolactam ring-opening polymerization device, which belongs to the chemical field, and comprises a bottom plate and a kettle body, wherein the kettle body is arranged at the top of the bottom plate, an inert gas generator is arranged on one side of the top of the bottom plate, the gas outlet of the inert gas generator is connected with a gas inlet pipe, one end of the gas inlet pipe extends into the kettle body, a first electromagnetic valve is arranged on the gas inlet pipe, a stirring motor is fixed at the inner top of the kettle body, the output shaft of the stirring motor is connected with a stirring shaft with vertical arrangement, stirring rods which are uniformly distributed are arranged on the stirring shaft, a movable plate which is horizontally arranged is slidably connected in the kettle body, and two fixed rods which; the device can guarantee that cauldron internal pressure is in optimal state constantly, realizes that cauldron internal pressure reacts fast and adjusts, guarantees reaction quality, goes up the cauldron and can be separable with lower cauldron, is convenient for wash and overhaul the internal portion of cauldron, has very strong convenience.
Description
Technical Field
The utility model belongs to the technical field of the chemical industry, concretely relates to caprolactam ring-opening polymerization device.
Background
Nylon is the chemical fibre raw materials that uses in large numbers in the textile industry, mainly make through the ring-opening polymerization of caprolactam, polycondensation, and this polymerization engineering is a continuous uninterrupted polymer reaction process, when driving, the pressure in the reation kettle usually need keep at optimum pressure state, but reation kettle internal pressure can change in the feeding process, lead to the polycondensation time to lengthen, polymer molecular weight grow, the wastrel increases, and the reation kettle that uses now all is the integral type structure, be not convenient for inside clearance and maintenance, certain inconvenience has.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a caprolactam ring-opening polymerization device to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a caprolactam ring-opening polymerization device comprises a bottom plate and a kettle body, wherein the kettle body is arranged at the top of the bottom plate, an inert gas generator is arranged on one side of the top of the bottom plate, an air inlet pipe is connected with an air outlet of the inert gas generator, one end of the air inlet pipe extends into the kettle body, a first electromagnetic valve is arranged on the air inlet pipe, a stirring motor is fixed at the inner top of the kettle body, an output shaft of the stirring motor is connected with a vertically arranged stirring shaft, uniformly distributed stirring rods are arranged on the stirring shaft, a horizontally arranged movable plate is slidably connected inside the kettle body, two vertically arranged fixed rods are fixed on the movable plate, the other ends of the fixed rods extend out of the kettle body and are connected with connecting rods, a support is arranged at the top of the kettle body, a horizontally arranged mounting plate is arranged on the support, and a first motor is fixed at the bottom of the, the output shaft of first motor is connected with the screw rod of vertical setting, the other end of screw rod rotates the top of connecting at the cauldron body, just connecting rod threaded connection is on the screw rod.
The device can guarantee that cauldron internal pressure is in optimal state constantly, realizes that cauldron internal pressure reacts fast and adjusts, guarantees reaction quality, goes up the cauldron and can be separable with lower cauldron, is convenient for wash and overhaul the internal portion of cauldron, has very strong convenience.
As a preferred embodiment, the cauldron body includes cauldron and lower cauldron, go up the cauldron and pass through bolt fixed connection with lower cauldron, the top four corners of bottom plate all is fixed with the pillar of vertical setting, the top of pillar all is fixed with the fixed plate, wherein two all install the second motor on the lateral wall of one side of fixed plate, the output shaft of second motor has the spool, the spool all rotates to be connected two between the fixed plate, all the round joint has the stay cord of symmetry setting on the spool, the other end of stay cord is connected respectively on last cauldron.
By adopting the scheme, the upper kettle and the lower kettle are designed in a separable manner, so that the inside of the kettle body is convenient to clean and overhaul, and the operation is very convenient.
As a preferred embodiment, be equipped with the discharge gate on the cauldron body, discharge gate department is equipped with the second solenoid valve, the internally mounted of the cauldron body has pressure sensor.
By adopting the scheme, the pressure inside the kettle body is monitored in real time through the pressure sensor, so that the pressure is conveniently adjusted, and the reaction quality is ensured.
As a preferred embodiment, the outer edge of the movable plate is sleeved with a first sealing ring, a first through hole is formed in the top of the movable plate, the stirring shaft is connected in the first through hole in a sliding manner, and a second sealing ring is embedded in the first through hole.
Adopt above-mentioned scheme, utilize the setting of first sealing washer and second sealing washer, guarantee that the fly leaf is in encapsulated situation all the time in the internal portion of cauldron when the activity, can not cause the influence to the reaction.
As a preferred embodiment, the top of the upper kettle is provided with second through holes which are symmetrically arranged, and the fixing rods are respectively connected in the corresponding second through holes in a sliding manner.
By adopting the scheme, the second through hole is utilized to position and guide the fixed rod, so that the stability of the movable plate during movement is ensured.
As a preferred embodiment, the connecting rod is provided with a threaded hole, and the screw is in threaded connection with the threaded hole.
Compared with the prior art, the beneficial effects of the utility model are that:
the caprolactam ring-opening polymerization device is provided with the movable plate, the first motor, the screw, the inert gas generator and the pressure sensor which are matched, so that the pressure in the kettle can be constantly ensured to be in an optimal state, the rapid reaction and adjustment of the pressure in the kettle are realized, and the reaction quality is ensured;
this caprolactam ring-opening polymerization facility is through setting up separable last cauldron and lower cauldron to set up the stay cord at last cauldron, make to be convenient for wash and overhaul the internal portion of cauldron, have very strong convenience.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the movement of the pull cord of the present invention;
fig. 3 is a top sectional view of the movable plate of the present invention.
In the figure: 1. a kettle body; 2. an inert gas generator; 3. an air inlet pipe; 4. a stirring shaft; 5. feeding into a kettle; 6. a stirring motor; 7. fixing the rod; 8. a connecting rod; 9. a first motor; 10. mounting a plate; 11. a screw; 12. a spool; 13. a fixing plate; 14. pulling a rope; 15. a movable plate; 16. a pillar; 17. a pressure sensor; 18. discharging to a kettle; 19. a base plate; 20. a stirring rod; 21. a second motor.
Detailed Description
The present invention will be further described with reference to the following examples.
The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of claiming.
Referring to fig. 1-3, the utility model provides a caprolactam ring-opening polymerization device, which comprises a bottom plate 19 and a kettle body 1, wherein the kettle body 1 is arranged on the top of the bottom plate 19, an inert gas generator 2 is arranged on one side of the top of the bottom plate 19, an air inlet pipe 3 is connected with an air outlet of the inert gas generator 2, one end of the air inlet pipe 3 extends into the kettle body 1, a first electromagnetic valve is arranged on the air inlet pipe 3, a stirring motor 6 is fixed on the inner top of the kettle body 1, an output shaft of the stirring motor 6 is connected with a vertically arranged stirring shaft 4, stirring rods 20 which are uniformly distributed are arranged on the stirring shaft 4, a horizontally arranged movable plate 15 is slidably connected in the kettle body 1, two vertically arranged fixed rods 7 are fixed on the movable plate 15, the other ends of the fixed rods 7 extend out of the kettle body 1 and are connected with connecting rods 8, a support is arranged on the top of, the bottom of mounting panel 10 is fixed with first motor 9, and the output shaft of first motor 9 has the screw rod 11 of vertical setting, and the other end of screw rod 11 is rotated and is connected at the top of the cauldron body 1, and 8 threaded connection of connecting rod are on screw rod 11.
The cauldron body 1 includes cauldron 5 and lower cauldron 18, goes up cauldron 5 and lower cauldron 18 and passes through bolt fixed connection, and the top four corners of bottom plate 19 all is fixed with pillar 16 of vertical setting, and the top of pillar 16 all is fixed with fixed plate 13, all installs second motor 21 on one side lateral wall of two fixed plates 13 wherein, and the output shaft of second motor 21 has spool 12, and spool 12 all rotates to be connected two between the fixed plate 13, all around the stay cord 14 that has the symmetry to set up on the spool 12, and the other end of stay cord 14 is connected respectively on last cauldron 5, through last cauldron 5 and lower cauldron 18 detachable design for be convenient for clear up and overhaul very convenient to the inside of cauldron body 1.
Be equipped with the discharge gate on the cauldron body 1, discharge gate department is equipped with the second solenoid valve, and the internally mounted of the cauldron body 1 has pressure sensor 17, carries out real time monitoring to the pressure of the internal portion of cauldron through pressure sensor 17, and then is convenient for adjust pressure, guarantees reaction quality.
The outward flange of fly leaf 15 has cup jointed first sealing washer, and first through-hole has been seted up at the top of fly leaf 15, (mixing) shaft 4 sliding connection is in first through-hole, and first through-hole is embedded to have the second sealing washer, utilizes the setting of first sealing washer and second sealing washer, guarantees fly leaf 15 cauldron body 1 inside when the activity and is in encapsulated situation all the time, can not cause the influence to the reaction.
The second through holes symmetrically formed are formed in the top of the upper kettle 5, the fixing rods 7 are respectively connected in the corresponding second through holes in a sliding mode, the fixing rods 7 are positioned and guided by the second through holes, and stability of the movable plate 15 during movement is guaranteed.
Threaded holes are formed in the connecting rod 8, and the screw rod 11 is in threaded connection with the threaded holes.
During the polymerization reaction, the inert gas generator 2 adds inert gas into the kettle body 1 through the gas inlet pipe 3 and removes oxygen to prevent oxygen from participating in the polymerization reaction and influencing the reaction quality, the first electromagnetic valve is closed after the inert gas is added, reaction raw materials are added into the kettle body 1 at the moment, the pressure in the kettle body 1 is continuously increased due to the filling of materials, meanwhile, the first motor 9 drives the screw rod 11 to rotate, so that the connecting rod 8 drives the movable plate 15 to slowly move upwards through the two fixed rods 7, the pressure in the kettle body 1 is always kept in a constant state to ensure the reaction quality, the pressure sensor 17 monitors the pressure in the kettle body in real time and transmits a signal to the first motor 9 to regulate and control the pressure in the kettle body 1, when the equipment needs to be cleaned or the inside is in a fault, the bolts on the upper kettle 5 and the lower kettle 18 are screwed down to work through the second motor 21, the spool 12 drives the stay cord 14 to hoist the whole upper kettle 5 to a certain position, and the upper kettle 5 is separated from the lower kettle 18, so that the interior of the kettle body 1 is convenient to clean and overhaul, and the operation is very convenient.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The caprolactam ring-opening polymerization device comprises a bottom plate (19) and a kettle body (1), and is characterized in that: the reaction kettle is characterized in that the kettle body (1) is installed at the top of a bottom plate (19), an inert gas generator (2) is installed on one side of the top of the bottom plate (19), an air inlet pipe (3) is connected to an air outlet of the inert gas generator (2), one end of the air inlet pipe (3) extends into the kettle body (1), a first electromagnetic valve is arranged on the air inlet pipe (3), a stirring motor (6) is fixed at the inner top of the kettle body (1), an output shaft of the stirring motor (6) is connected with a vertically arranged stirring shaft (4), uniformly distributed stirring rods (20) are arranged on the stirring shaft (4), a horizontally arranged movable plate (15) is slidably connected inside the kettle body (1), two vertically arranged fixed rods (7) are fixed on the movable plate (15), the other ends of the fixed rods (7) extend out of the kettle body (1) and are connected with connecting rods (8), the top of the cauldron body (1) is equipped with the support, install mounting panel (10) that the level set up on the support, the bottom of mounting panel (10) is fixed with first motor (9), the output shaft of first motor (9) has screw rod (11) of vertical setting, the other end of screw rod (11) is rotated and is connected at the top of the cauldron body (1), just connecting rod (8) threaded connection is on screw rod (11).
2. The apparatus for ring-opening polymerization of caprolactam according to claim 1, wherein: the cauldron body (1) includes cauldron (5) and lower cauldron (18), go up cauldron (5) and lower cauldron (18) and pass through bolt fixed connection, the top four corners of bottom plate (19) all is fixed with pillar (16) of vertical setting, the top of pillar (16) all is fixed with fixed plate (13), wherein two all install second motor (21) on the lateral wall of one side of fixed plate (13), the output shaft of second motor (21) has spool (12), spool (12) all rotates to be connected two between fixed plate (13), all connect stay cord (14) that the symmetry set up around on spool (12), the other end of stay cord (14) is connected respectively on last cauldron (5).
3. The apparatus for ring-opening polymerization of caprolactam according to claim 1, wherein: the kettle is characterized in that a discharge port is formed in the kettle body (1), a second electromagnetic valve is arranged at the discharge port, and a pressure sensor (17) is arranged inside the kettle body (1).
4. The apparatus for ring-opening polymerization of caprolactam according to claim 1, wherein: the outward flange of fly leaf (15) has cup jointed first sealing washer, first through-hole has been seted up at the top of fly leaf (15), (mixing) shaft (4) sliding connection is in first through-hole, and first through-hole is embedded to have the second sealing washer.
5. The apparatus for ring-opening polymerization of caprolactam according to claim 2, wherein: the top of the upper kettle (5) is provided with second through holes which are symmetrically arranged, and the fixing rods (7) are respectively connected in the corresponding second through holes in a sliding manner.
6. The apparatus for ring-opening polymerization of caprolactam according to claim 1, wherein: the connecting rod (8) is provided with a threaded hole, and the screw rod (11) is in threaded connection with the threaded hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020127196.1U CN211706779U (en) | 2020-01-20 | 2020-01-20 | Caprolactam ring-opening polymerization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020127196.1U CN211706779U (en) | 2020-01-20 | 2020-01-20 | Caprolactam ring-opening polymerization device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211706779U true CN211706779U (en) | 2020-10-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020127196.1U Active CN211706779U (en) | 2020-01-20 | 2020-01-20 | Caprolactam ring-opening polymerization device |
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| Country | Link |
|---|---|
| CN (1) | CN211706779U (en) |
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2020
- 2020-01-20 CN CN202020127196.1U patent/CN211706779U/en active Active
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