CN219356209U

CN219356209U - Dicyclopentadiene polymerization reaction kettle

Info

Publication number: CN219356209U
Application number: CN202223208840.6U
Authority: CN
Inventors: 葛玉峰; 徐付强; 孔振清
Original assignee: Henan Zhongtai Petrochemical Co ltd
Current assignee: Henan Zhongtai Petrochemical Co ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-07-18
Anticipated expiration: 2032-11-30

Abstract

The utility model relates to the technical field of dicyclopentadiene preparation equipment, and discloses a dicyclopentadiene polymerization reaction kettle which comprises a reaction kettle and is used for dicyclopentadiene polymerization reaction of materials; the stirring mechanism is connected to the reaction kettle, the stirring mechanism comprises a rotating shaft and stirring parts with two ends connected to the rotating shaft, and is used for accelerating dicyclopentadiene polymerization reaction of materials, when the materials in the reaction kettle are cooled, external water delivery equipment respectively conveys condensed water into an external cooling shell and a sealing shell through a first three-way pipe, the condensed water in the sealing shell enters a water collecting pipe through a communicating pipe and is conveyed into the water diversion condensate pipe to directly cool the materials through the operation of the stirring mechanism, and under the sealed communication of the water collecting box and the sealing parts, the materials are discharged outwards or flow back into the external water delivery equipment through a second three-way pipe for cooling and recycling, so that the time required for cooling is shortened, and the cooling effect on the materials is enhanced.

Description

Dicyclopentadiene polymerization reaction kettle

Technical Field

The utility model relates to the technical field of dicyclopentadiene preparation equipment, in particular to a dicyclopentadiene polymerization reaction kettle.

Background

Cyclopentadiene dimerization is an exothermic reaction, so that cooling water is needed to cool the polymerization reaction kettle during dimerization of cyclopentadiene, and therefore materials in the polymerization reaction kettle are cooled, and the phenomenon of temperature runaway is prevented.

The utility model discloses a dicyclopentadiene polymerization reaction cauldron in the chinese patent of the bulletin number CN212758565U of authorizing, including the cauldron body, the cauldron lid, the feed inlet, the discharge gate, the agitator motor, the (mixing) shaft, the stirring leaf, the condensation cover, first cold medium import and first cold medium export, wherein, the inside upper end of the cauldron body is fixed with the cooling case, the cooling case is annular, centre bore and (mixing) shaft are corresponding, the upper and lower both ends of cooling case run through there are a plurality of cooling pipes, be equipped with the second cold medium import and the second cold medium export that stretch into the cooling incasement portion on the lateral wall of the cauldron body, lateral wall upper end and lower extreme of the cauldron body are equipped with material circulation import and material circulation export respectively, the material circulation export is connected with the feed inlet of charge pump through the material straw, the feed inlet is connected the leakage fluid dram of charge pump through the material straw, when using, cool down the material is to the material through the outside of condensation cover at the cauldron body, discharge upward and carry out again through cooling case and cooling pipe, but the material pump, material and material take the transportation to the transportation time to the straw, the material can take the long time to accomplish the cooling effect to the material, and can not accomplish the cooling.

Disclosure of Invention

The utility model aims to provide a dicyclopentadiene polymerization reaction kettle which solves the problems in the background technology.

The embodiment of the application adopts the following technical scheme:

a dicyclopentadiene polymerization reaction kettle, which comprises a reaction kettle and is used for dicyclopentadiene polymerization reaction of materials; the stirring mechanism is connected to the reaction kettle and comprises a rotating shaft and stirring parts with two ends connected to the rotating shaft, and the stirring parts are used for accelerating dicyclopentadiene polymerization reaction of materials; the cooling assembly is connected to the reaction kettle and the stirring mechanism, and comprises an external cooling shell wrapped outside the reaction kettle, a water collecting pipe connected in the rotating shaft, and a water diversion condensate pipe connected with the water collecting pipe at the inner side of the stirring part and at the two ends of the stirring part, and is used for carrying out direct and quick cooling treatment on materials in the reaction kettle.

Preferably, the reaction kettle comprises a kettle body, a feeding component is connected to the top edge of the kettle body, and a sealing cover is connected to the top of the feeding component.

Preferably, the bottom of the kettle body is connected with a discharge pipe.

Preferably, the stirring mechanism comprises a driving part, and the driving part is connected to the top of the reaction kettle and connected with the top of the rotating shaft.

Preferably, the cooling component comprises a fixed shell connected to the upper end of the outer side of the rotating shaft, a communicating pipe connected to the upper end of the outer side of the water collecting pipe and extending to the outer side of the rotating shaft and communicated with the fixed shell, and a water collecting box connected to the bottom end of the rotating shaft and communicated with the bottom end of the water collecting pipe.

Preferably, the top of fixed shell rotates and is connected with the seal shell, the inboard upper end of seal shell is laminated and is rotated with the outside of pivot and is connected, the outside upper end of outside cooling casing is provided with first three-way pipe, wherein both ends of first three-way pipe are connected with outside cooling casing and seal shell respectively.

Preferably, the bottom of the water collecting box is rotationally connected with a sealing part, a second three-way pipe is arranged at the lower end of the outer side of the outer cooling shell, and two ends of the second three-way pipe are respectively connected with the outer cooling shell and the sealing part.

The beneficial effects of the utility model are as follows:

when cooling down the material in the reation kettle, external water delivery equipment carries the comdenstion water in to outside cooling casing and seal shell respectively through first three-way pipe, enter into the comdenstion water in the seal shell and enter into the collector tube through communicating pipe, and carry the operation through rabbling mechanism in the condenser pipe of dividing, directly cool down the material, and under the sealed intercommunication of collector box and sealing member, outwards discharge or backward flow to external water delivery equipment through the second three-way pipe and carry out cooling cycle and use, enter into the comdenstion water and cool down the cauldron body through the comdenstion water in the communicating pipe, thereby cool down the material in the cauldron body, and outwards discharge or backward flow to external water delivery equipment through the second three-way pipe and carry out cooling cycle and use, the required time of cooling has been shortened, the cooling effect to the material has been strengthened.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those skilled in the art from this disclosure that the drawings described below are merely exemplary and that other embodiments may be derived from the drawings provided without undue effort.

The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the utility model, which is defined by the claims, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present utility model, should fall within the ambit of the technical disclosure.

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of a partially cut-away perspective structure of the present utility model;

FIG. 3 is a schematic view of a partial cutaway perspective structure of a cooling assembly of the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 3A according to the present utility model;

FIG. 5 is an enlarged schematic view of the structure of FIG. 3B according to the present utility model;

fig. 6 is an enlarged schematic view of the structure of fig. 3C according to the present utility model.

In the figure: 1. a reaction kettle; 11. a kettle body; 12. a feed member; 13. sealing cover; 14. a discharge pipe; 2. a stirring mechanism; 21. a driving part; 22. a rotating shaft; 23. a stirring member; 3. a cooling component; 31. an external cooling shell; 32. a water collecting pipe; 33. a water diversion condensate pipe; 34. a fixed case; 35. a communicating pipe; 36. a sealed housing; 37. a first tee; 38. a water collecting box; 39. a sealing member; 310. and a second three-way pipe.

Detailed Description

The device can be used for producing dicyclopentadiene products.

The following describes the embodiments of the present utility model further with reference to the drawings.

As shown in fig. 1, a dicyclopentadiene polymerization reactor; comprises a reaction kettle 1 for dicyclopentadiene polymerization reaction of materials;

the reaction kettle 1 comprises a kettle body 11, a feeding part 12 is connected to the top edge of the kettle body 11, and a sealing cover 13 is connected to the top of the feeding part 12;

the bottom of the kettle body 11 is connected with a discharge pipe 14;

a control valve is arranged on the discharge pipe 14;

the kettle body 11 is connected with a supporting frame which is not shown in the figure and is used for supporting the reaction kettle 1;

when the kettle is used, after materials are conveyed to the inner side of the kettle body 11 through the feeding part 12, the feeding part 12 is sealed through the sealing cover 13, and after the treatment is finished, a control valve on the discharging pipe 14 is opened, so that the materials are discharged from the discharging pipe 14;

as shown in fig. 2, the stirring mechanism 2 is connected to the reaction kettle 1, and the stirring mechanism 2 comprises a rotating shaft 22 and a stirring part 23 with both ends connected to the rotating shaft 22, and is used for accelerating dicyclopentadiene polymerization reaction of materials;

the stirring mechanism 2 comprises a driving part 21, and the driving part 21 is connected to the top of the reaction kettle 1 and is connected with the top of the rotating shaft 22;

the driving part 21 can be a motor or other parts capable of driving the rotating shaft 22 to rotate, the driving part 21 is connected to the middle part of the top surface of the kettle body 11, and the rotating shaft 22 and the stirring part 23 are both positioned on the inner side of the kettle body 11;

in the embodiment, the driving part 21 is a motor, and when in use, the motor is started to drive the rotating shaft 22 to rotate, and the stirring part 23 is driven by the rotating shaft 22 to stir the materials;

as shown in fig. 2, 3, 4, 5 and 6, the cooling component 3 is connected to the reaction kettle 1 and the stirring mechanism 2, and the cooling component 3 comprises an external cooling shell 31 wrapped outside the reaction kettle 1, a water collecting pipe 32 connected in the rotating shaft 22, and a water diversion condensation water pipe 33 connected inside the stirring component 23 and both ends of which are connected with the water collecting pipe 32, so as to rapidly cool the materials in the reaction kettle 1 directly and rapidly;

the cooling assembly 3 comprises a fixed shell 34 connected to the upper end of the outer side of the rotating shaft 22, a communicating pipe 35 connected to the upper end of the outer side of the water collecting pipe 32 and extending to the outer side of the rotating shaft 22 and communicated with the fixed shell 34, and a water collecting box 38 connected to the bottom end of the rotating shaft 22 and communicated with the bottom end of the water collecting pipe 32;

the top of the fixed shell 34 is rotationally connected with a sealing shell 36, the upper end of the inner side of the sealing shell 36 is attached to the outer side of the rotating shaft 22 and rotationally connected with the outer side of the rotating shaft 22, the upper end of the outer side of the outer cooling shell 31 is provided with a first three-way pipe 37, and two ends of the first three-way pipe 37 are respectively connected with the outer cooling shell 31 and the sealing shell 36;

the bottom of the water collection box 38 is rotatably connected with a sealing part 39, the lower end of the outer side of the outer cooling shell 31 is provided with a second three-way pipe 310, and two ends of the second three-way pipe 310 are respectively connected with the outer cooling shell 31 and the sealing part 39;

the rotation shaft 22 and the stirring part 23 are hollow, and the stirring part 23 and the water diversion condensate pipe 33 can be U-shaped or wave-shaped;

in this embodiment, the stirring member 23 and the water diversion condensate pipe 33 are both U-shaped, when cooling the material in the reaction kettle 1, the external water delivery device respectively delivers condensed water into the external cooling shell 31 and the sealing shell 36 through the first three-way pipe 37, the condensed water entering into the sealing shell 36 enters into the water collecting pipe 32 through the communicating pipe 35, and is delivered into the water diversion condensate pipe 33 to directly cool the material through the operation of the stirring mechanism 2, and is discharged outwards or returned into the external water delivery device through the second three-way pipe 310 for cooling and recycling under the sealed communication of the water collecting box 38 and the sealing member 39, and the condensed water entering into the condensed water cools the kettle body 11 through the communicating pipe 35, so that the material in the kettle body 11 is cooled, and is discharged outwards or returned into the external water delivery device through the second three-way pipe 310 for cooling and recycling, thereby shortening the time required for cooling and enhancing the cooling effect of the material.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The dicyclopentadiene polymerization reaction kettle is characterized by comprising a reaction kettle (1) for dicyclopentadiene polymerization reaction of materials;

the stirring mechanism (2) is connected to the reaction kettle (1), and the stirring mechanism (2) comprises a rotating shaft (22) and stirring parts (23) with two ends connected to the rotating shaft (22) and is used for accelerating dicyclopentadiene polymerization reaction of materials;

the cooling assembly (3) is connected to the reaction kettle (1) and the stirring mechanism (2), the cooling assembly (3) comprises an external cooling shell (31) wrapped outside the reaction kettle (1), a water collecting pipe (32) connected in the rotating shaft (22), and a water diversion condensation water pipe (33) connected to the inner side of the stirring part (23) and connected to the water collecting pipe (32) at both ends, and is used for rapidly cooling materials in the reaction kettle (1) directly and rapidly.

2. Dicyclopentadiene polymerization reactor according to claim 1, characterized in that the reactor (1) comprises a reactor body (11), a feeding part (12) is connected at the top edge of the reactor body (11), and a sealing cover (13) is connected at the top of the feeding part (12).

3. Dicyclopentadiene polymerization reactor according to claim 2, characterized in that the bottom of the reactor body (11) is connected with a discharge pipe (14).

4. Dicyclopentadiene polymerization reactor according to claim 1, characterized in that the stirring mechanism (2) comprises a driving part (21), which driving part (21) is connected to the top of the reactor (1) and to the top of the spindle (22).

5. The dicyclopentadiene polymerization reaction kettle according to claim 1, wherein the cooling component (3) comprises a fixed shell (34) connected to the upper end of the outer side of the rotating shaft (22), a communicating pipe (35) connected to the upper end of the outer side of the water collecting pipe (32) and extending to the outer side of the rotating shaft (22) and communicated with the fixed shell (34), and a water collecting box (38) connected to the bottom end of the rotating shaft (22) and communicated with the bottom end of the water collecting pipe (32).

6. The dicyclopentadiene polymerization reaction kettle according to claim 5, wherein a sealing shell (36) is rotatably connected to the top of the fixing shell (34), an inner upper end of the sealing shell (36) is attached to and rotatably connected with an outer side of the rotating shaft (22), a first three-way pipe (37) is arranged at an outer upper end of the outer cooling shell (31), and two ends of the first three-way pipe (37) are respectively connected with the outer cooling shell (31) and the sealing shell (36).

7. The dicyclopentadiene polymerization reaction kettle according to claim 5, wherein the bottom of the water collecting box (38) is rotatably connected with a sealing component (39), a second three-way pipe (310) is arranged at the lower end of the outer side of the outer cooling shell (31), and two ends of the second three-way pipe (310) are respectively connected with the outer cooling shell (31) and the sealing component (39).