CN215464377U

CN215464377U - Novel polymeric kettle

Info

Publication number: CN215464377U
Application number: CN202121318971.2U
Authority: CN
Inventors: 李峰; 郭爱民; 李世岩; 张梅; 张洋; 常梁
Original assignee: SICHUAN GUANGYA POLYMER CHEMICAL CO Ltd
Current assignee: SICHUAN GUANGYA POLYMER CHEMICAL CO Ltd
Priority date: 2021-06-15
Filing date: 2021-06-15
Publication date: 2022-01-11
Anticipated expiration: 2031-06-15

Abstract

The utility model provides a novel polymerization kettle, which solves the technical problems that the prior initiation mode has uneven initiator proportion, easy delamination in the kettle and no liquid aggregation, which causes the product percent of pass to be reduced and causes great process quality fluctuation. A novel polymerizer comprises a polymerizer main body, wherein the top of the polymerizer main body is provided with a feeding hole; the initiator access port is used for introducing an initiator; the stirring device is arranged in the polymerization kettle main body; wherein, the initiating agent is inserted the mouth and is had a plurality ofly, and is a plurality of the initiating agent is inserted the mouth and is installed polymerizer main part outside surface and from top to bottom evenly distributed, is followed when the liquid that gathers in advance the feed inlet gets into during the polymerizer main part, agitating unit starts, and the initiating agent is from a plurality of respectively the initiating agent is inserted the mouth and is got into the polymerizer main part, agitating unit carries out the stirring to initiating agent and prepolymerization liquid.

Description

Novel polymeric kettle

Technical Field

The utility model relates to the technical field of polymerization kettles, in particular to a novel polymerization kettle.

Background

The current initiation form of acrylamide polymerization is: the initiator and the pre-polymerization liquid are mixed in a material beating pipeline through a mixing sheet and then enter a polymerization kettle to start reaction, and the initiator is added in a small amount, a chemical centrifugal pump is adopted as a material beating pump, and the mixing proportion is directly influenced by the change of the material beating speed, so that the initiating mode has the defects of uneven initiator proportion, easy layering in the kettle, non-polymerized liquid, reduced product percent of pass, difficult process control, larger process quality fluctuation and the like.

SUMMERY OF THE UTILITY MODEL

The utility model provides a novel polymerization kettle, which solves the technical problems that the prior initiation mode has uneven initiator proportion, easy delamination in the kettle and no liquid aggregation, which causes the product percent of pass to be reduced and causes great process quality fluctuation.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a novel polymerizer comprises a polymerizer main body, wherein the top of the polymerizer main body is provided with a feeding hole; the initiator access port is used for introducing an initiator; the stirring device is arranged in the polymerization kettle main body; wherein, the initiating agent is inserted the mouth and is had a plurality ofly, and is a plurality of the initiating agent is inserted the mouth and is installed polymerizer main part outside surface and from top to bottom evenly distributed, is followed when the liquid that gathers in advance the feed inlet gets into during the polymerizer main part, agitating unit starts, and the initiating agent is from a plurality of respectively the initiating agent is inserted the mouth and is got into the polymerizer main part, agitating unit carries out the stirring to initiating agent and prepolymerization liquid.

In one embodiment disclosed by the utility model, the stirring device comprises a motor, a rotating shaft, a first stirring assembly and a second stirring assembly, the motor is installed at the top of the main body of the polymerization kettle, the rotating shaft is positioned in the main body of the polymerization kettle, one end of the rotating shaft is connected with the motor, the other end of the rotating shaft is close to the bottom in the main body of the polymerization kettle, the first stirring assembly and the second stirring assembly are respectively provided with a plurality of stirring assemblies, and the first stirring assembly and the second stirring assembly are respectively connected with the rotating shaft and are distributed at intervals.

In one embodiment of the disclosure, a plurality of the second stirring assemblies are respectively disposed near a plurality of the initiator inlets.

In one embodiment of the disclosure, the first stirring assembly includes two first stirring blades, and the two first stirring blades are symmetrically distributed with the rotating shaft as a center.

In one embodiment of the utility model, a first bearing is installed at the top in the main body of the polymerization kettle, and the rotating shaft is connected with the motor through the first bearing.

In one embodiment disclosed by the utility model, the first stirring assembly further comprises a second bearing, the second bearing is sleeved on the rotating shaft, the second bearing is arranged on the upper side and the lower side of the first stirring blade, a first connecting sleeve is arranged between the first bearing and the second bearing which is positioned on the upper side of the uppermost stirring blade, and the first connecting sleeve is sleeved on the rotating shaft.

In one embodiment disclosed by the utility model, the second stirring assembly comprises a second connecting sleeve, a second stirring blade, a first bevel gear and a second bevel gear, the second connecting sleeve is sleeved on the rotating shaft and is fixedly connected with the second bearing on the upper side of the first stirring blade, the rotating shaft positioned in the second connecting sleeve is connected with the first bevel gear, the first bevel gear is in meshed connection with the second bevel gear, the second bevel gear is connected with the second stirring blade, the second stirring blade is sleeved with a third bearing, and the third bearing is arranged on the second connecting sleeve.

In one embodiment of the disclosure, the second connecting sleeve is a cross-shaped hollow cylinder with four openings.

In one embodiment of the present disclosure, the first stirring blade and the second stirring blade are both rectangular plates.

In one embodiment of the utility model, the second stirring paddle is provided with a plurality of arc-shaped plates, and the arc-shaped plates are distributed along the length direction of the second stirring paddle.

In conclusion, the utility model has the following beneficial effects: according to the utility model, the initiator inlets are arranged at different height positions of the polymerization kettle main body, the pre-polymerization liquid is firstly added into the polymerization kettle main body, then the initiator is introduced through the initiator inlets, and the initiator is fully stirred when added, so that the initiator and the pre-polymerization liquid are fully mixed, the mixing uniformity in the kettle is improved, the product quality is stabilized, the generation of non-polymerization liquid is avoided, and the product percent of pass is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic diagram of the structure of a novel polymerizer vessel, which is an embodiment of the utility model.

Fig. 2 is a schematic view of a stirring device according to some embodiments of the present invention.

Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.

FIG. 4 is a schematic diagram of a first bevel gear and a second bevel gear according to some embodiments of the present invention.

Reference numerals:

1. a polymeric kettle body; 11. a feed inlet; 12. an initiator inlet; 13. a manhole; 14. an ear mount; 2. a motor; 21. a rotating shaft; 211. a first bearing; 212. a fourth bearing; 22. a first stirring assembly; 221. a first stirring blade; 222. a second bearing; 223. a first connecting sleeve; 23. a second stirring assembly; 231. a second connecting sleeve; 232. a second stirring blade; 233. a first bevel gear; 234. a second bevel gear; 235. a third bearing; 236. an arc-shaped plate.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the embodiments of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

In the description of the embodiments of the present invention, it should be understood that the terms "length", "vertical", "horizontal", "top", "bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only used for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the embodiments of 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 embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.

In embodiments of the utility model, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise the first and second features being in direct contact, or the first and second features being in contact, not directly, but via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

The following disclosure provides many different embodiments or examples for implementing different configurations of embodiments of the utility model. To simplify the disclosure of embodiments of the utility model, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit embodiments of the utility model. Furthermore, embodiments of the present invention may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed.

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in FIG. 1, the present invention provides a novel polymerizer, which comprises a polymerizer body 1 having a feed port 11 at the top thereof; an initiator inlet 12 for introducing an initiator; a stirring device disposed in the polymerizer body 1; wherein, initiating agent access port 12 has a plurality ofly, and is a plurality of initiating agent access port 12 is installed 1 outside surface of polymeric kettle main part and from top to bottom evenly distributed, is followed when the prepolymerization liquid feed inlet 11 gets into during polymeric kettle main part 1, agitating unit starts, and initiating agent is from a plurality of initiating agent access port 12 gets into polymeric kettle main part 1, agitating unit carries out the stirring to initiating agent and prepolymerization liquid. It is understood that in the present embodiment, any one of the following embodiments may be used for the stirring device, and any stirring apparatus in the prior art which meets the requirements of the present invention may also be used. According to the technical scheme, the initiator is respectively added into the prepolymerization liquid of each layer section in the polymerization kettle main body 1, so that the initiator and the prepolymerization liquid can be uniformly mixed.

In some embodiments, as shown in fig. 2, the stirring device includes a motor 2, a rotating shaft 21, a first stirring assembly 22 and a second stirring assembly 23, the motor 2 is installed on the top of the polymerizer body 1, the rotating shaft 21 is located in the polymerizer body 1, one end of the rotating shaft 21 is connected to the motor 2, the other end of the rotating shaft is close to the bottom of the polymerizer body 1, the first stirring assembly 22 and the second stirring assembly 23 are provided in plurality, and the first stirring assembly 22 and the second stirring assembly 23 are connected to the rotating shaft 21 and are spaced apart from each other. It should be understood that the first stirring assembly 22 and the second stirring assembly 23 can be any one of the following embodiments, and any stirring assembly in the prior art that meets the requirements of the present invention can be used.

In some embodiments, a plurality of said second stirring assemblies 23 are respectively disposed proximate to a plurality of said initiator access ports 12. This is set up so that the initiator can be mixed homogeneously with the prepolymer solution immediately after the initiator has been added.

In some embodiments, the first stirring assembly 22 includes two first stirring blades 221, and the two first stirring blades 221 are symmetrically distributed around the rotating shaft 21. This arrangement is to ensure that the initiator and prepolymer are uniformly mixed.

In some embodiments, a first bearing 211 is installed at the top inside the polymerizer body 1, and the rotary shaft 21 is connected to the motor 2 through the first bearing 211. This arrangement is for the purpose of enabling the rotation shaft 21 to rotate stably.

In some embodiments, the first stirring assembly 22 further includes a second bearing 222, the second bearing 222 is sleeved on the rotating shaft 21, the second bearing 222 is disposed on both the upper side and the lower side of the first stirring blade 221, a first connecting sleeve 223 is installed between the second bearing 222 on the upper side of the uppermost first stirring blade 221 and the first bearing 211, and the first connecting sleeve 223 is sleeved on the rotating shaft 21. This arrangement is for the stirring device to be able to stir stably.

In some embodiments, as shown in fig. 2, 3 and 4, the second stirring assembly 23 includes a second connection sleeve 231, a second stirring blade 232, a first bevel gear 233 and a second bevel gear 234, the second connection sleeve 231 is sleeved on the rotating shaft 21 and fixedly connected to the second bearing 222 on the upper side of the first stirring blade 221, the rotating shaft 21 located in the second connection sleeve 231 is connected to the first bevel gear 233, the first bevel gear 233 is in meshed connection with the second bevel gear 234, the second bevel gear 234 is connected to the second stirring blade 232, the second stirring blade 232 is sleeved with a third bearing 235, and the third bearing 235 is installed on the second connection sleeve 231. In this embodiment, the rotation direction of the second stirring blade 232 is perpendicular to the rotation direction of the first stirring blade 221, so as to ensure that the initiator and the prepolymer solution can be uniformly mixed.

In some embodiments, the second coupling sleeve 231 is a cross-shaped hollow cylinder having four openings. The second connection sleeve 231 can be understood as a four-way pipe, the upper and lower openings of the four openings are respectively connected with the second bearing 222 on the upper side and the second bearing 222 on the lower side, the left and right openings are provided with the third bearing 235, and the third bearing 235 is connected with the second stirring blade 232 to ensure that the second stirring blade 232 rotates stably.

In some embodiments, the first stirring blade 221 and the second stirring blade 232 are both rectangular plates. It is understood that the length of the first stirring blade 221 is determined according to the width of the polymerizer body 1 at the position thereof.

In some embodiments, the second stirring blade 232 is provided with a plurality of arc-shaped plates 236, and the plurality of arc-shaped plates 236 are distributed along the length direction of the second stirring blade 232. Further, the arc-shaped plates 236 are disposed on the upper and lower sides of the second stirring paddle 232. Can strengthen the stirring effect and ensure the uniform mixing.

In some embodiments, the second connection sleeve 231 located at the lowest end is provided with a fourth bearing 212, and the fourth bearing 212 is connected with the rotating shaft 21. That is, the head end and the tail end of the rotating shaft 21 are respectively connected with the first bearing 211 and the fourth bearing 212, so that the stable rotation of the rotating shaft 21 is ensured.

In some embodiments, the polymerization vessel body 1 is provided with ear seats 14 on both left and right sides, and the top of the polymerization vessel body 1 is provided with a manhole 13.

The above embodiments describe a plurality of specific embodiments of the present invention, but it should be understood by those skilled in the art that various changes or modifications may be made to these embodiments without departing from the principle and spirit of the present invention, and these changes and modifications fall within the scope of the present invention.

Claims

1. A novel polymerizer, characterized by comprising:

a polymerizer body having a feed port at the top thereof;

the initiator access port is used for introducing an initiator;

the stirring device is arranged in the polymerization kettle main body;

wherein, the initiating agent is inserted the mouth and is had a plurality ofly, and is a plurality of the initiating agent is inserted the mouth and is installed polymerizer main part outside surface and from top to bottom evenly distributed, is followed when the liquid that gathers in advance the feed inlet gets into during the polymerizer main part, agitating unit starts, and the initiating agent is from a plurality of respectively the initiating agent is inserted the mouth and is got into the polymerizer main part, agitating unit carries out the stirring to initiating agent and prepolymerization liquid.

2. The novel polymerization kettle according to claim 1, wherein the stirring device comprises a motor, a rotating shaft, a first stirring component and a second stirring component, the motor is installed on the top of the polymerization kettle body, the rotating shaft is located in the polymerization kettle body, one end of the rotating shaft is connected with the motor, the other end of the rotating shaft is close to the bottom in the polymerization kettle body, the first stirring component and the second stirring component are both provided with a plurality of stirring components, and the first stirring component and the second stirring component are both connected with the rotating shaft and are distributed at intervals.

3. The new polymerizer vessel of claim 2, wherein a plurality of the second stirring assemblies are disposed adjacent to a plurality of the initiator inlets, respectively.

4. The new polymerizer vessel of claim 2, wherein the first stirring assembly comprises two first stirring blades, and the two first stirring blades are symmetrically distributed around the rotating shaft.

5. The novel polymerizer of claim 4, wherein a first bearing is mounted at the top of the polymerizer body, and the rotating shaft is connected with the motor through the first bearing.

6. The novel polymerization kettle as claimed in claim 5, wherein the first stirring assembly further comprises a second bearing, the second bearing is sleeved on the rotating shaft, the second bearing is arranged on both the upper side and the lower side of the first stirring blade, a first connecting sleeve is arranged between the second bearing on the upper side of the uppermost stirring blade and the first bearing, and the first connecting sleeve is sleeved on the rotating shaft.

7. The novel polymerization kettle according to claim 6, wherein the second stirring assembly comprises a second connecting sleeve, a second stirring blade, a first bevel gear and a second bevel gear, the second connecting sleeve is sleeved on the rotating shaft and fixedly connected with the second bearing on the upper side of the first stirring blade, the rotating shaft in the second connecting sleeve is connected with the first bevel gear, the first bevel gear is meshed with the second bevel gear and connected with the second stirring blade, the second stirring blade is sleeved with a third bearing, and the third bearing is installed on the second connecting sleeve.

8. The new polymerizer of claim 7, wherein the second connecting sleeve is a cross-shaped hollow cylinder with four openings.

9. The new polymerizer of claim 4, wherein each of the first stirring blade and the second stirring blade is a rectangular plate.

10. The new polymerizer vessel of claim 7, wherein said second stirring blade is provided with a plurality of arc-shaped plates, and a plurality of said arc-shaped plates are distributed along the length direction of said second stirring blade.