CN218250233U

CN218250233U - Continuous polymerization small test device

Info

Publication number: CN218250233U
Application number: CN202222220090.8U
Authority: CN
Inventors: 邵海标
Original assignee: Hangzhou Qingyun New Material Co ltd
Current assignee: Hangzhou Qingyun New Material Co ltd
Priority date: 2022-08-23
Filing date: 2022-08-23
Publication date: 2023-01-10
Anticipated expiration: 2032-08-23

Abstract

The utility model discloses a continuous polymerization small test device, which comprises a test bench, the top fixed mounting of test bench has the stand, fixed mounting has spiral feeding bin on the stand, spiral feeding bin one side is provided with polymerization cauldron, the inside screw conveyor that is provided with in spiral feeding bin constructs, screw conveyor constructs including the motor of fixed mounting on the stand, the output fixed mounting of motor has the pivot of running through the setting inside in spiral feeding bin, pivot periphery wall fixed mounting has the screw, the top fixed mounting of test bench has branch, be provided with feeding device on the branch, feeding device includes the storage tank of fixed mounting on branch top. The utility model relates to a continuous polymerization test device technical field, this continuous polymerization device that tries on a small scale makes the material advance the polymerization cauldron and mixes in advance, and then improves polymerization rate, shortens test time, and it is convenient to wash simultaneously, saves the scavenging period.

Description

Continuous polymerization small test device

Technical Field

The utility model relates to a continuous polymerization reaction test device technical field specifically is a continuous polymerization device that tries for a short time.

Background

The existing polymerization reaction small test device used by the chemical industry of colleges and universities is characterized in that a plurality of feeding pumps are respectively used for intermittently pumping materials in a plurality of material storage tanks into a polymerization reaction kettle through feeding pipelines, and the feeding and the polymerization reaction are intermittent, so that the reaction condition of the polymerization reaction kettle is difficult to control, and the time required by the test is long.

The prior art has the following defects and shortcomings:

1. the existing continuous polymerization small test device has the advantages that materials are respectively sent into a polymerization reaction kettle through a feeding pipeline, the materials are stirred by a stirring mechanism in the polymerization reaction kettle and then react, the materials are added one by one, the purpose of uniform rapid mixing is hardly achieved only through stirring of the stirring mechanism, on one hand, incomplete mixing is caused, on the one hand, the reaction rate is slow, and the time occupied by the test is longer.

2. Present continuous polymerization lab scale device, because the raw materials becomes final solid product from liquid after the bulk polymerization is accomplished, the product must can adhere at feeder line and polymerization cauldron inner wall, inconvenient clear up fast, if do a large amount of experiments every day, a large amount of cleaning time must be wasted in this kind of design.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a polymerization device for a short time has solved current problem.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a continuous polymerization small test device, includes the test bench, the top fixed mounting of test bench has the stand, fixed mounting has spiral feeding bin on the stand, spiral feeding bin one side is provided with polymerization kettle, the inside screw conveyor that is provided with of spiral feeding bin, screw conveyor includes the motor of fixed mounting on the stand, the output fixed mounting of motor runs through the pivot that sets up inside spiral feeding bin, pivot periphery wall fixed mounting has the screw, the top fixed mounting of test bench has branch, be provided with feeding device on the branch, feeding device includes the storage tank of fixed mounting on the branch top, fixed mounting has feeder hopper, level gauge and discharge valve on the storage tank, storage tank one side fixed mounting has the delivery pump, the water inlet of delivery pump passes through the pipeline and is connected with the storage tank, and delivery port fixedly connected with extends to the inside conveying pipeline of spiral feeding bin, the one end top fixed mounting of spiral feeding bin has the loading hopper, the bottom fixed connection of loading hopper extends to the inside filling tube of spiral feeding bin, the inside fixed mounting of the other end of spiral feeding bin has a feed gate type valve, the other end of spiral feeding bin passes through conveying pipe and communicates with polymerization kettle, the fixed mounting has the manometer on polymerization kettle, the bottom of polymerization kettle and polymerization kettle, the stirring mechanism.

Preferably, a third valve is fixedly arranged on the material conveying pipe.

Preferably, a first valve is fixedly arranged on the feeding pipe.

Preferably, a second valve is fixedly arranged on the discharge pipe.

Preferably, the number of branch sets up to a plurality ofly, and is a plurality of branch equidistant distribution is on the test bench, feeding device's number sets up to a plurality ofly, feeding device and branch exist in pairs.

Preferably, the stirring mechanism includes agitator motor, (mixing) shaft and stirring rake, agitator motor fixed mounting is at the polymerization cauldron top, inside (mixing) shaft fixed mounting just was located polymerization cauldron at agitator motor's output, stirring rake fixed mounting is at the (mixing) shaft periphery wall.

Advantageous effects

The utility model provides a polymerization device for small test in succession. Compared with the prior art, the method has the following beneficial effects:

(1) This a continuous polymerization small test device, through set up the spiral feeding bin between polymerization kettle and feeding device, be provided with screw conveyor in spiral feeding bin inside, there is flashboard formula valve at the inside fixed mounting of one end in spiral feeding bin, and then when feeding to polymerization kettle inside through a plurality of feeding device, the material at first gets into inside the spiral feeding bin, make spiral feeding bin inside be in airtight state through closing flashboard formula valve, the starter motor drive pivot rotates and drives the screw and rotate the stirring can premix the inside material of spiral feeding bin, open flashboard formula valve after premixing finishes, inside screw conveyor to polymerization kettle with the material through screw conveyor, and then make the material get into polymerization kettle inside and reach preliminary mixed state, and then improve the polymerization rate of material in polymerization kettle inside, shorten test time.

(2) This a continuous polymerization pilot scale device, one end top through at the screw feeding storehouse sets up the loading hopper, loading hopper bottom fixed connection filling tube, and then end at the inside polymerization of polymerization cauldron and add clean water to screw feeding storehouse inside from the loading hopper, utilize motor drive pivot to rotate simultaneously and drive the screw and rotate the stirring and rinse the inside of screw feeding storehouse, clean water loops through inside the conveying pipe gets into polymerization cauldron again simultaneously, and start rabbling mechanism stirs, and then utilize clean water to wash away the remaining material of conveying pipe and the inside adhesion of polymerization cauldron fast, reach the purpose to conveying pipe and the inside quick abluent of polymerization cauldron, shorten the scavenging period.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the present invention, partially enlarged in FIG. 1;

fig. 3 is a schematic structural view of the stirring mechanism of the present invention.

In the figure: 1. a test stand; 2. a column; 3. a spiral feeding bin; 31. a hopper; 32. a feed tube; 33. a first valve; 34. a gate valve; 35. a feeding pipe; 4. a polymerization reaction kettle; 41. a thermometer; 42. a pressure gauge; 43. a discharge pipe; 44. a second valve; 5. a screw conveying mechanism; 51. a motor; 52. a rotating shaft; 53. a propeller; 6. a strut; 7. a feeding device; 71. a material storage tank; 72. a feed hopper; 73. a liquid level meter; 74. an exhaust valve; 75. a feed pump; 76. a delivery pipe; 77. a third valve; 8. a stirring mechanism; 81. a stirring motor; 82. a stirring shaft; 83. and (4) a stirring paddle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides two technical solutions:

the first embodiment is as follows:

the utility model provides a continuous polymerization lab scale device, including test bench 1, the top fixed mounting of test bench 1 has stand 2, fixed mounting has screw feed bin 3 on the stand 2, screw feed bin 3 one side is provided with polymerization cauldron 4, screw feed bin 3 inside is provided with screw conveyor 5, screw conveyor 5 includes the motor 51 of fixed mounting on stand 2, motor 51 passes through wire and external power source electric connection, the output fixed mounting of motor 51 has the pivot 52 that runs through to set up in screw feed bin 3 inside, pivot 52 periphery wall fixed mounting has screw 53, the top fixed mounting of test bench 1 has branch 6, be provided with charging device 7 on the branch 6, charging device 7 includes the storage tank 71 of fixed mounting on branch 6 top, fixed mounting has feeder hopper 72 on storage tank 71, level gauge 73 and discharge valve 74, storage tank 71 one side fixed mounting has feeding pump 75, feeding pump 75 passes through wire and external power source electric connection, the water inlet of feeding pump 75 passes through the pipeline and is connected with storage tank 71, delivery pipe 76 that delivery port fixed connection extends to screw feed bin 3 inside, the other end fixed mounting of feed hopper 31 is connected with the inside fixed mounting of screw feed bin 3 to the polymerization cauldron 4, the other end of polymerization cauldron is provided with polymerization cauldron 34 and the internal fixed mounting of stirring valve 34 of screw feed bin 4, the stirring cauldron 4, the internal fixed mounting of stirring valve 34 of screw feed bin, the stirring mechanism is connected with the bottom of polymerization cauldron 4.

The second embodiment:

a continuous polymerization pilot scale device comprises a test bed 1, wherein a stand column 2 is fixedly installed at the top of the test bed 1, a spiral feeding bin 3 is fixedly installed on the stand column 2, a polymerization reaction kettle 4 is arranged on one side of the spiral feeding bin 3, a spiral conveying mechanism 5 is arranged inside the spiral feeding bin 3, the spiral conveying mechanism 5 comprises a motor 51 fixedly installed on the stand column 2, the motor 51 is electrically connected with an external power supply through a wire, a rotating shaft 52 penetrating and arranged inside the spiral feeding bin 3 is fixedly installed at the output end of the motor 51, a propeller 53 is fixedly installed on the outer peripheral wall of the rotating shaft 52, a support rod 6 is fixedly installed at the top of the test bed 1, a feeding device 7 is arranged on the support rod 6, the feeding device 7 comprises a storage tank 71 fixedly installed at the top end of the support rod 6, a feed hopper 72, a liquid level meter 73 and an exhaust valve 74 are fixedly installed on the storage tank 71, a feeding pump 75 is fixedly installed on one side of the storage tank 71, the feeding pump 75 is electrically connected with the external power supply through a wire, a water inlet of the feeding pump 75 is connected with a storage tank 71 through a pipeline, a water outlet is fixedly connected with a feed delivery pipe 76 extending to the inside the spiral feeding bin 3, a third valve 77 is fixedly installed on the feed pipe 76 and used for controlling the internal communication of the feed pipe to be connected with a three-off valve; the number of the supporting rods 6 is set to be multiple, the supporting rods 6 are distributed on the test bed 1 at equal intervals, the number of the feeding devices 7 is set to be multiple, the feeding devices 7 and the supporting rods 6 exist in pairs, and the feeding devices 7 are respectively used for respectively conveying different materials to the interior of the spiral feeding bin 3; a feeding hopper 31 is fixedly installed at the top of one end of the spiral feeding bin 3, the bottom end of the feeding hopper 31 is fixedly connected with a feeding pipe 32 extending into the spiral feeding bin 3, and a first valve 33 is fixedly installed on the feeding pipe 32 and used for controlling the opening and closing of an internal passage of the feeding pipe 32; a gate valve 34 is fixedly arranged inside the other end of the spiral feeding bin 3, the other end of the spiral feeding bin 3 is communicated with the inside of the polymerization reaction kettle 4 through a feeding pipe 35, a thermometer 41 and a pressure gauge 42 are fixedly arranged on the polymerization reaction kettle 4, a discharging pipe 43 is fixedly connected to the bottom of the polymerization reaction kettle 4, a second valve 44 is fixedly arranged on the discharging pipe 43, so that materials after the internal reaction of the polymerization reaction kettle 4 are discharged outwards through the discharging pipe 43 or clean wastewater inside the polymerization reaction kettle 4 is discharged outwards through the discharging pipe 43, and the second valve 44 is used for controlling the opening and closing of an internal passage of the discharging pipe 43; polymerization reaction kettle 4's inside is provided with rabbling mechanism 8, rabbling mechanism 8 includes agitator motor 81, (mixing) shaft 82 and stirring rake 83, (mixing) motor 81 fixed mounting is at polymerization reaction kettle 4 tops, (mixing) shaft 82 fixed mounting is at agitator motor 81's output and is located polymerization reaction kettle 4 insidely, stirring rake 83 fixed mounting is at (mixing) shaft 82 periphery wall, agitator motor 81 passes through wire and external power source electric connection, agitator motor 81 rotates through electric drive (mixing) shaft 82 and then drives stirring rake 83 and rotate and stir 4 inside interpolation materials of polymerization reaction kettle.

When the continuous polymerization small test device is used, the spiral feeding bin 3 is arranged between the polymerization reaction kettle 4 and the feeding device 7, the spiral conveying mechanism 5 is arranged inside the spiral feeding bin 3, the flashboard type valve 34 is fixedly arranged inside one end of the spiral feeding bin 3, and then when multiple feeding devices 7 feed materials into the polymerization reaction kettle 4, multiple materials are respectively added into the storage tank 71 through the feed hopper 72, the feeding pump 75 on one side of the storage tank 71 is respectively started, the materials inside the storage tank 71 are pumped into the conveying pipe 76 through the feeding pump 75 and are conveyed into the spiral feeding bin 3 through the conveying pipe 76, the materials firstly enter the spiral feeding bin 3, the inside of the spiral feeding bin 3 is in a closed state by closing the flashboard type valve 34, the motor 51 is started to drive the rotating shaft 52 to rotate and drive the propeller 53 to rotate and stir the materials inside of the spiral feeding bin 3, after premixing, the flashboard type valve 34 is opened, the materials are spirally conveyed into the polymerization reaction kettle 4 through the spiral conveying mechanism 5, and then the materials enter the inside of the polymerization reaction kettle 4, so that the initial mixed state is improved, the discharge time of the materials outside of the polymerization reaction kettle 4 can be shortened after the second polymerization reaction kettle discharge time is finished, and the second polymerization reaction kettle 44 is discharged; in addition, the feeding hopper 31 is arranged at the top of one end of the spiral feeding bin 3, the bottom of the feeding hopper 31 is fixedly connected with the feeding pipe 32, and then clean water is added into the spiral feeding bin 3 from the feeding hopper 31 after the polymerization reaction in the polymerization reaction kettle 4 is finished, meanwhile, the motor 51 is used for driving the rotating shaft 52 to rotate and drive the propeller 53 to rotate and stir, so that the inside of the spiral feeding bin 3 is cleaned, meanwhile, the clean water sequentially enters the inside of the polymerization reaction kettle 4 through the feeding pipe 35, the stirring mechanism 8 is started to stir, and then residual materials adhered to the inside of the feeding pipe 35 and the inside of the polymerization reaction kettle 4 are quickly washed away through the clean water, the purpose of quickly cleaning the inside of the feeding pipe 35 and the inside of the polymerization reaction kettle 4 is achieved, the cleaning time is shortened, and the cleaned waste water can be discharged outwards through the discharging pipe 43 by opening the second valve 44.

And those not described in detail in this specification are well within the skill of those in the art.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

1. A continuous polymerization small test device comprises a test bed (1), and is characterized in that: the top of the test bed (1) is fixedly provided with a stand column (2), the stand column (2) is fixedly provided with a spiral feeding bin (3), one side of the spiral feeding bin (3) is provided with a polymerization reaction kettle (4), the spiral feeding bin (3) is internally provided with a spiral conveying mechanism (5), the spiral conveying mechanism (5) comprises a motor (51) fixedly installed on the stand column (2), the output end of the motor (51) is fixedly provided with a rotating shaft (52) penetrating through the spiral feeding bin (3), the peripheral wall of the rotating shaft (52) is fixedly provided with a propeller (53), the top of the test bed (1) is fixedly provided with a support rod (6), the support rod (6) is provided with a feeding device (7), the feeding device (7) comprises a storage tank (71) fixedly installed at the top end of the support rod (6), the storage tank (71) is fixedly provided with a feed hopper (72), a liquid level meter (73) and an exhaust valve (74), one side of the storage tank (71) is fixedly provided with a feed pump (75), the water inlet of the storage pump (75) is connected with the feed tank (71) through a pipeline, the feed hopper (76) fixedly connected with one end of the spiral feeding bin (3), and the top of the spiral feeding hopper (31) is fixedly installed inside, the bottom fixed connection of loading hopper (31) extends to inside filling tube (32) of spiral feeding bin (3), the inside fixed mounting of the other end of spiral feeding bin (3) has flashboard formula valve (34), the other end of spiral feeding bin (3) passes through conveying pipe (35) and polymerization kettle (4) inside intercommunication, fixed mounting has thermometer (41) and manometer (42) on polymerization kettle (4), the bottom fixedly connected with of polymerization kettle (4) arranges material pipe (43), the inside of polymerization kettle (4) is provided with rabbling mechanism (8).

2. A continuous polymerization pilot plant as defined in claim 1, wherein: and a third valve (77) is fixedly arranged on the feed delivery pipe (76).

3. A continuous polymerization pilot plant as defined in claim 1, wherein: and a first valve (33) is fixedly arranged on the feeding pipe (32).

4. A continuous polymerization pilot plant as defined in claim 1, wherein: a second valve (44) is fixedly arranged on the discharging pipe (43).

5. A continuous polymerization pilot plant as defined in claim 1, wherein: the quantity of branch (6) sets up to a plurality ofly, and is a plurality of branch (6) equidistant distribution is on test bench (1), the quantity of feeding device (7) sets up to a plurality ofly, feeding device (7) exist in pairs with branch (6).

6. A continuous polymerization pilot plant as defined in claim 1, wherein: rabbling mechanism (8) include agitator motor (81), (mixing) shaft (82) and stirring rake (83), agitator motor (81) fixed mounting is at polymerization reaction kettle (4) top, (mixing) shaft (82) fixed mounting just is located polymerization reaction kettle (4) inside at the output of agitator motor (81), stirring rake (83) fixed mounting is at (mixing) shaft (82) periphery wall.