CN218901847U

CN218901847U - Filter equipment of reation kettle

Info

Publication number: CN218901847U
Application number: CN202223082478.2U
Authority: CN
Inventors: 刘大明; 高仕军; 龙霄翔
Original assignee: Sichuan Pusri New Materials Co ltd
Current assignee: Sichuan Pusri New Materials Co ltd
Priority date: 2022-11-21
Filing date: 2022-11-21
Publication date: 2023-04-25
Anticipated expiration: 2032-11-21

Abstract

The utility model relates to the technical field of polyurethane adhesive production, in particular to a filtering device of a reaction kettle. Comprises a reaction kettle body; a filtering component is arranged on one side of the reaction kettle body; the filter assembly comprises a first filter box, a fan and a second filter box; a liquid bin and a gas bin are arranged in the first filter box; the liquid bin is communicated with the air inlet pipe; the liquid bin is communicated with the gas bin, and two groups of particle impurity filtering mechanisms are arranged at the communication part; the input end of the fan is communicated with the gas bin; the output end of the fan is communicated with the second filter box. The utility model not only improves the cleaning efficiency of the filter screen, but also improves the working efficiency of the filtering device.

Description

Filter equipment of reation kettle

Technical Field

The utility model belongs to the technical field of polyurethane adhesive production, and particularly relates to a filtering device of a reaction kettle.

Background

Polyurethane adhesives are adhesives containing urethane groups (-NHCOO-) or isocyanate groups (-NCO) in the molecular chain. The polyurethane adhesive finished product is nontoxic, but raw materials for producing polyurethane are toxic, so that part of raw materials volatilize toxic gases in the production process, and the toxic gases are filtered and discharged by using a filtering device.

Through searching, in the prior art, chinese patent application number: cn201922314988.X, filing date: 2019-12-21 discloses a reaction kettle for polyurethane adhesive production, which comprises a reaction kettle main body, an air inlet pipe, a dust collecting box cover, a filter box, a HEPA filter screen, a motor, a heating wire and a discharge valve, wherein a discharge port and a control box are arranged on the left side of the reaction kettle main body, an observation window is arranged on the front side of the reaction kettle main body, the air inlet pipe is arranged on the right side of the reaction kettle main body, an active carbon filter screen is arranged inside the dust collecting box, the top of the right side of the filter box is connected with a fan, the motor is arranged at the top of the reaction kettle main body, and the discharge valve is arranged at the bottom of the reaction kettle main body. This reation kettle is used in polyurethane adhesive production, the fan can be with the gaseous dust collection box of taking out in the reation kettle main part through the intake pipe, and the impurity in the active carbon filter screen adsorbable gas evenly sets up the heater strip on the inner wall of reation kettle main part, can alleviate the inhomogeneous condition of being heated when polyurethane adhesive heats, and reation kettle main part bottom both sides are provided with universal auto-lock wheel, can make reation kettle overall movement.

The filtering mechanism used in this device still has the following drawbacks:

the filtering mechanism that the device used utilizes the fan to take out the gas in the reation kettle main part to the dust-collecting box through the intake pipe in, and the impurity in the active carbon filter screen adsorption gas, the gas after filtering enters into the rose box through the fan in, and harmful substance in the HEPA filter screen further purifying gas, and the gas after purifying is discharged from the gas vent, and this in-process solid particle impurity can be adsorbed by the active carbon filter screen, but after long-time work, the active carbon filter screen can be blocked by solid particle impurity, leads to work efficiency to descend.

Disclosure of Invention

The utility model provides a filtering device of a reaction kettle, which comprises a reaction kettle body; a filtering component is arranged on one side of the reaction kettle body; the filter assembly comprises a first filter box, a fan and a second filter box; a liquid bin and a gas bin are arranged in the first filter box; the liquid bin is communicated with the air inlet pipe; the liquid bin is communicated with the gas bin, and two groups of particle impurity filtering mechanisms are arranged at the communication part; the input end of the fan is communicated with the gas bin; the output end of the fan is communicated with the second filter box;

the particle impurity filtering mechanism comprises a mounting frame; the installation frame movably penetrates through the first filter box; an activated carbon filter screen is arranged in the mounting frame; a handle is arranged on the outer wall of one side of the mounting frame; a group of limiting blocks are respectively arranged on the outer walls of the two sides of the mounting frame, which are perpendicular to the handle; the two groups of limiting blocks are respectively and slidably connected to the inner walls of the two sides of the first filter box.

Further, a lantern ring is sleeved on the outer wall of the reaction kettle body; the outer wall of the lantern ring is fixedly connected with a mounting plate; the filter assembly is mounted on top of the mounting plate.

Further, an air inlet pipe is communicated with the input end of the filtering component; one end of the air inlet pipe, which is far away from the filtering component, is communicated to the inside of the reaction kettle body.

Further, the outer wall of the air inlet pipe is spirally sleeved with a cooling pipe; and two ends of the cooling pipe are communicated with a circulating water system.

Further, a drainage channel is arranged on the inner wall of one side of the bottom of the liquid bin.

Further, a HEPA filter screen and a deodorizing filter screen are sequentially arranged in the second filter box along the gas flowing direction; an exhaust port is arranged on one side wall, far away from the fan, of the second filter box.

The beneficial effects of the utility model are as follows:

1. through two sets of granule impurity filtering mechanism convenient to detach who set up in first rose box for can take out the clearance fast when a set of active carbon filter screen blocks up, improve clean efficiency, when a set of active carbon filter screen is clean simultaneously, a set of active carbon filter screen can continue to work in addition, avoided the work discontinuity that causes because of active carbon filter screen blocks up, improved filter equipment's work efficiency.

2. Through set up the cooling tube on the outer wall of intake pipe, with the steam condensation that produces among the polyurethane adhesive production process, avoided the long-time vapor entering of fan during operation to cause the damage, improved the life of fan to filter assembly's life has been improved.

Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model may be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 shows a schematic diagram of a filter device according to an embodiment of the present utility model;

FIG. 2 shows a schematic cross-sectional view of a filter device according to an embodiment of the utility model;

FIG. 3 shows an enlarged schematic view at FIG. 2A of an embodiment of the utility model;

fig. 4 shows a schematic structural view of a particulate impurity adsorbing mechanism according to an embodiment of the present utility model.

In the figure: 1. a reaction kettle body; 2. a collar; 3. a mounting plate; 4. a filter assembly; 5. an air inlet pipe; 6. a cooling tube; 401. a first filter box; 402. a liquid bin; 403. a gas bin; 404. a drainage channel; 405. a particulate impurity filtering mechanism; 406. a blower; 407. a second filter box; 408. HEPA filter screen; 409. deodorizing filter screen; 410. an exhaust port; 4051. a mounting frame; 4052. a handle; 4053. an activated carbon filter screen; 4054. and a limiting block.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The embodiment of the utility model provides a filtering device of a reaction kettle, which comprises a reaction kettle body 1. As shown in fig. 1 and fig. 2, an outer wall of the reaction kettle body 1 is sleeved with a collar 2; the outer wall of the lantern ring 2 is fixedly connected with a mounting plate 3; the top of the mounting plate 3 is provided with a filter assembly 4; an air inlet pipe 5 is communicated with the input end of the filtering component 4; one end of the air inlet pipe 5, which is far away from the filtering component 4, is communicated to the inside of the reaction kettle body 1; the outer wall of the air inlet pipe 5 is spirally sleeved with a cooling pipe 6; both ends of the cooling pipe 6 are communicated with a circulating water system.

Illustratively, as shown in FIG. 3, the filter assembly 4 includes a first filter box 401, a blower 406, and a second filter box 407; a liquid bin 402 and a gas bin 403 are arranged in the first filter box 401; the liquid bin 402 is communicated with the air inlet pipe 5; a drainage channel 404 is arranged on the inner wall of one side of the bottom of the liquid bin 402; the liquid bin 402 and the gas bin 403 are communicated, and two groups of particle impurity filtering mechanisms 405 are arranged at the communication part; the input end of the fan 406 is communicated with the gas bin 403; the output end of the fan 406 is communicated with a second filter box 407; a HEPA filter 408 and a deodorizing filter 409 are sequentially disposed in the second filter box 407 along the gas flow direction; the second filter box 407 is provided with an exhaust port 410 on a side wall far away from the fan 406.

Illustratively, as shown in FIG. 4, the particulate impurity filtering mechanism 405 includes a mounting frame 4051; the mounting frame 4051 is movably penetrated in the first filter box 401; an activated carbon filter screen 4053 is arranged in the mounting frame 4051; a handle 4052 is arranged on the outer wall of one side of the mounting frame 4051; a group of limiting blocks 4054 are respectively arranged on the outer walls of the two sides of the mounting frame 4051 perpendicular to the handle 4052; the two groups of limiting blocks 4054 are respectively and slidably connected to the inner walls of the two sides of the first filter box 401.

The operating principle of the filtering device of the reaction kettle provided by the utility model is as follows: the raw materials are put into the reaction kettle body 1 for slow stirring and heating, gas volatilized by the raw materials and steam evaporated at high temperature are sucked into the filter assembly 4 through the air inlet pipe 5 by suction force generated by the fan 406, the steam is cooled and condensed into liquid in the air inlet pipe 5 by the cooling pipe 6 and flows into the liquid bin 402, the gas is adsorbed with particle impurities and then enters the gas bin 403 through the two groups of activated carbon filter screens 4053, then enters the second filter box 407 through the fan 406, the HEPA filter screen 408 in the second filter box 407 can filter toxic particles and bacteria to inhibit secondary pollution, the deodorizing filter screen 409 eliminates abnormal smell, and finally the harmless and odorless gas is discharged through the discharge port. The first filter box 401 is internally provided with two groups of particle impurity filtering mechanisms 405, when the filtering efficiency is affected by the blockage of one group of particle impurity filtering mechanisms 405, the handle 4052 can be held to take the mounting frame 5041 out of the first filter box 401 for cleaning, and at the moment, the filtering work can be performed by the other group of particle impurity filtering mechanisms 405.

By arranging the cooling pipe 6 on the outer wall of the air inlet pipe 5, steam generated in the production process of the polyurethane adhesive is condensed, so that the damage caused by long-time steam entering of the fan 406 during working is avoided, the service life of the fan 406 is prolonged, and the service life of the filter assembly 4 is prolonged.

Through two sets of granule impurity filtering mechanism 405 of convenient to detach who set up in first rose box 401 for can take out the clearance fast when the jam of a set of active carbon filter screen 4053, improve clean efficiency, when clean a set of active carbon filter screen 4053 simultaneously, a set of active carbon filter screen 4053 can continue to work in addition, avoided the work discontinuity because of active carbon filter screen 4053 blocks up and causes, improved filter equipment's work efficiency.

Although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. A filter equipment of reation kettle, its characterized in that: comprises a reaction kettle body (1); a filtering component (4) is arranged on one side of the reaction kettle body (1); the filter assembly (4) comprises a first filter box (401), a fan (406) and a second filter box (407); a liquid bin (402) and a gas bin (403) are arranged in the first filter box (401); the liquid bin (402) is communicated with the air inlet pipe (5); the liquid bin (402) and the gas bin (403) are communicated, and two groups of particle impurity filtering mechanisms (405) are arranged at the communication part; the input end of the fan (406) is communicated with the gas bin (403); the output end of the fan (406) is communicated with a second filter box (407);

the particulate impurity filtering mechanism (405) comprises a mounting frame (4051); the mounting frame (4051) is movably penetrated in the first filter box (401); an activated carbon filter screen (4053) is arranged in the mounting frame (4051); a handle (4052) is arranged on the outer wall of one side of the mounting frame (4051); a group of limiting blocks (4054) are respectively arranged on the outer walls of the two sides of the mounting frame (4051) perpendicular to the handle (4052); the two groups of limiting blocks (4054) are respectively and slidably connected to the inner walls of the two sides of the first filter box (401).

2. The reactor filter device according to claim 1, wherein: the outer wall of the reaction kettle body (1) is sleeved with a lantern ring (2); the outer wall of the lantern ring (2) is fixedly connected with a mounting plate (3); the filter assembly (4) is mounted on top of the mounting plate (3).

3. The reactor filter device as claimed in claim 2, wherein: an air inlet pipe (5) is communicated with the input end of the filtering component (4); one end of the air inlet pipe (5) far away from the filtering component (4) is communicated to the inside of the reaction kettle body (1).

4. The reactor filter device as claimed in claim 2, wherein: the outer wall of the air inlet pipe (5) is spirally sleeved with a cooling pipe (6); both ends of the cooling pipe (6) are communicated with a circulating water system.

5. The reactor filter device as claimed in claim 2, wherein: a drain channel (404) is arranged on the inner wall of one side of the bottom of the liquid bin (402).

6. The reactor filter device as claimed in claim 2, wherein: a HEPA filter screen (408) and a deodorizing filter screen (409) are sequentially arranged in the second filter box (407) along the gas flow direction; an exhaust port (410) is arranged on one side wall, far away from the fan (406), of the second filter box (407).