CN220834823U

CN220834823U - Purification device for isocyanate

Info

Publication number: CN220834823U
Application number: CN202322568625.5U
Authority: CN
Inventors: 夏晨东; 傅华伟; 叶朝候; 方庆良; 陈海芳; 叶建卿; 陇云胜
Original assignee: Upchem China Co ltd
Current assignee: Upchem China Co ltd
Priority date: 2023-09-21
Filing date: 2023-09-21
Publication date: 2024-04-26
Anticipated expiration: 2033-09-21

Abstract

The utility model discloses a purifying device for isocyanate, which belongs to the technical field of isocyanate purifying and processing and comprises a supporting table, wherein the upper surface of the supporting table is fixedly communicated with a tank body, the outer surface of the tank body is fixedly connected with a fixed plate, the bottom surface of the fixed plate is fixedly provided with an air draft device, the upper surface of the supporting table is fixedly provided with a purifying box, the inner walls of the purifying box are fixedly connected with a group of clamping blocks, the inner walls of the clamping blocks are fixedly connected with an activated carbon filter plate in a clamping way, the outer surface of the tank body is fixedly communicated with an air pipe, and the air inside the tank body can be purified better through the cooperation of the air draft device, the purifying box and the activated carbon filter plate, so that polluted air is exhausted after being purified, the pollution to air and the harm to operators are effectively reduced, and the inner wall of the tank body can be effectively cleaned through a rubber scraper of a bracket, so that excessive materials are effectively prevented from being adhered to the inner wall of the tank body.

Description

Purification device for isocyanate

Technical Field

The utility model relates to the technical field of isocyanate purification processing, in particular to a purification device for isocyanate.

Background

Isocyanate is a generic term for various esters of isocyanic acid, and is used in the industries of household appliances, automobiles, construction, shoe industry, furniture, adhesives and the like, if the isocyanate is classified by the number of-NCO groups, including monoisocyanate R-n=c=o and diisocyanate o=c=n-R-n=c=o, polyisocyanates and the like, the isocyanate needs to be purified during production, so that the obtained isocyanate is purer, and the isocyanate needs to be purified by a purification tank during purification.

The chinese patent with the bulletin number CN218590300U discloses a purification device for isocyanate production, including the isocyanate purification jar body, the top central point department of the isocyanate purification jar body is through bolt fixedly connected with motor, the motor is through the output fixedly connected with puddler of its one side, be provided with the fixed plate on the outer wall of one side of puddler, rotate on the inner wall of one side of fixed plate and be connected with ball, ball's one end is provided with the disc, and is provided with first bracing piece on the outer wall of one side of ball. This purification device is used in isocyanate production has been designed the device of adjustment brush through the regulation on the brush board position in the aforesaid patent, but the brush is cleared up the device of having designed the adjustment brush, and the brush can make the brush drop to the jar internal portion to can produce impurity, and in the aforesaid patent do not design the purification of jar internal gas, thereby cause the pollution to the air easily, consequently, the skilled person provides a purification device for isocyanate, in order to solve the problem that proposes among the aforesaid background art.

Disclosure of utility model

The utility model aims to provide a purifying device for isocyanate, which solves the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The utility model provides a purification device for isocyanate, includes the brace table, the last fixed surface intercommunication of brace table has the jar body, the fixed surface of jar body is connected with the fixed plate, the bottom surface fixed mounting of fixed plate has updraft ventilator, the last fixed surface of brace table installs the purifying box, the inner wall fixedly connected with of purifying box a set of fixture block, the joint has the active carbon filter jointly of the inner wall of fixture block, the fixed surface intercommunication of jar body has the trachea, the one end that jar body was kept away from to the trachea runs through the fixed plate and communicates with the fixed surface of purifying box, updraft ventilator's surface and tracheal fixed surface intercommunication, the upper surface of purifying box articulates there is the case lid through the hinge.

As still further aspects of the utility model: the upper surface fixed mounting of the jar body has the motor, the upper surface fixed of the jar body is inlayed and is had the bearing, the inner circle fixedly connected with bull stick of bearing, the top of bull stick and the output fixed connection of motor, the one end that the motor was kept away from to the bull stick runs through bearing and jar body in proper order and extends to the inside of the jar body, the surface fixedly connected with support of bull stick.

As still further aspects of the utility model: the external surface fixed mounting of support has a plurality of rubber scrapers, the surface fixedly connected with rotating vane of bull stick, the inner wall fixedly connected with of support two connecting rods, every the equal fixedly connected with stirring claw of surface of connecting rod, every the equal fixedly connected with of surface of connecting rod a plurality of stirring boards, every the circulation hole has all been seted up to the surface of stirring board.

As still further aspects of the utility model: the inner wall of the tank body is fixedly connected with an anti-corrosion layer, and the heating wire is fixedly installed on the inner wall of the tank body and the outer surface of the anti-corrosion layer together.

As still further aspects of the utility model: the upper surface of supporting bench is fixed mounting respectively has control box and heating device, the inner wall of control box is fixed mounting respectively and is sensed receiver and siren.

As still further aspects of the utility model: the upper surface of the tank body is fixedly communicated with a feeding pipe, a temperature probe and a pressure probe are respectively and fixedly arranged on the upper surface of the tank body, and a pressure gauge is fixedly arranged on the outer surface of the tank body.

As still further aspects of the utility model: the upper surface fixed intercommunication of the jar body has the decompression pipe, the fixed intercommunication in bottom surface of the jar body has the row material pipe, tracheal surface, the surface of inlet pipe, the surface of decompression pipe and the surface of row material pipe all fixed mounting have electronic valve.

Compared with the prior art, the utility model has the beneficial effects that:

This a purification device for isocyanate uses through the cooperation of updraft ventilator, purifying box and active carbon filter, can be better purify the gas of jar internal portion, thereby discharge again after the gaseous purification treatment that will have the pollution, effectual reduction is to the pollution of air and the injury of operating personnel, through the rubber scraper of support, can provide effectually clear up jar internal wall, thereby the excessive gluing of material when effectually avoiding purifying is at jar internal wall, and cause the factor that purifying effect is poor, through the cooperation of rotating vane, stirring claw and stirring board, the effect of more evenly stirring to the raw materials when messenger's purification that can be better.

Drawings

FIG. 1 is a schematic elevational view of a purification apparatus for isocyanate;

FIG. 2 is a schematic top view of a purification apparatus for isocyanate;

FIG. 3 is a schematic view of a rear cross-sectional structure of a purification apparatus for isocyanate;

Fig. 4 is a schematic side sectional view of a purification apparatus for isocyanate.

In the figure: 1. a support table; 2. a tank body; 3. a fixing plate; 4. an air draft device; 5. a purifying box; 6. a clamping block; 7. an activated carbon filter plate; 8. an air pipe; 9. a case cover; 10. a motor; 11. a bearing; 12. a rotating rod; 13. a bracket; 14. a rubber scraper; 15. rotating the blades; 16. a connecting rod; 17. stirring claws; 18. a stirring plate; 19. a flow hole; 20. an anti-corrosion layer; 21. a heating wire; 22. a control box; 23. a sensing receiver; 24. an alarm; 25. a heating device; 26. a feed pipe; 27. a temperature probe; 28. a pressure probe; 29. a pressure gauge; 30. a pressure relief tube; 31. a discharge pipe; 32. an electronic valve.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; 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 can be understood by those of ordinary skill in the art in a specific case.

Referring to fig. 1 to 4, in an embodiment of the present utility model, a purifying device for isocyanate includes a supporting table 1, an upper surface of the supporting table 1 is fixedly connected with a tank body 2, an outer surface of the tank body 2 is fixedly connected with a fixing plate 3, a bottom surface of the fixing plate 3 is fixedly provided with an air extracting device 4, an upper surface of the supporting table 1 is fixedly provided with a purifying box 5, an inner wall of the purifying box 5 is fixedly connected with a group of clamping blocks 6, inner walls of the clamping blocks 6 are jointly clamped with an activated carbon filter plate 7, an outer surface of the tank body 2 is fixedly connected with an air pipe 8, one end of the air pipe 8 far from the tank body 2 penetrates through the fixing plate 3 and is fixedly connected with an outer surface of the purifying box 5, an outer surface of the air extracting device 4 is fixedly connected with an outer surface of the air pipe 8, and an upper surface of the purifying box 5 is hinged with a box cover 9 through a hinge.

The upper surface fixed mounting of jar body 2 has motor 10, the upper surface fixed of jar body 2 is inlayed and is had bearing 11, the inner circle fixedly connected with bull stick 12 of bearing 11, the top and the output fixed connection of motor 10 of bull stick 12, the one end that motor 10 was kept away from to bull stick 12 runs through bearing 11 and jar body 2 in proper order and extends to the inside of jar body 2, the surface fixed connection of bull stick 12 has support 13, the surface fixed mounting of support 13 has a plurality of rubber scrapers 14, the surface fixed connection of bull stick 12 has rotating vane 15, the inner wall fixedly connected with of support 13 two connecting rods 16, the equal fixedly connected with stirring claw 17 of surface of every connecting rod 16, the equal fixedly connected with of surface of every connecting rod 18 stirs board 18, the through-hole 19 has all been seted up to the surface of every stirring board 18, the inner wall fixedly connected with anticorrosive coating 20 of jar body 2, the inner wall of jar body 2 and the inside effect of going on to the inside of jar body 2 is better through being provided with rubber scrapers 14, and the inner wall that rubber scrapers 14 can be better, the friction of the inner wall of the jar body 2 is avoided damaging because of the big internal wall of the effective friction of jar 2.

The upper surface of brace table 1 is fixed mounting respectively has control box 22 and heating device 25, the inner wall of control box 22 is fixed mounting respectively and is had sensing receiver 23 and alarm 24, the upper surface fixed intercommunication of jar body 2 has inlet pipe 26, the upper surface of jar body 2 is fixed mounting respectively and is had temperature probe 27 and pressure probe 28, the surface fixed mounting of jar body 2 has manometer 29, the upper surface fixed intercommunication of jar body 2 has decompression pipe 30, the bottom surface fixed intercommunication of jar body 2 has row's material pipe 31, the surface of trachea 8, the surface of inlet pipe 26, the surface of decompression pipe 30 and the surface of row's material pipe 31 all fixed mounting have electronic valve 32, through being provided with sensing receiver 23, can be better through the data that electric signal reception temperature probe 27 and pressure probe 28 monitored, thereby provide the operation reference value.

The working principle of the utility model is as follows: when the isocyanate purification operation is carried out, the external conveying pipe is connected through the feeding pipe 26, the electronic valve 32 is electrically controlled to be opened through the control box 22 after the butt joint is finished to carry raw materials, the electronic valve 32 is electrically controlled to be closed through the control box 22 after the conveying is finished, the control box 22 is electrically controlled to be started by the motor 10, the motor 10 rotates the rotating rod 12, the rotating rod 12 drives the support 13, the rubber scraper 14, the rotating blades 15, the stirring claw 17 and the stirring plate 18 to stir and mix the inside of the tank body 2, meanwhile, the control box 22 is electrically controlled to be started by the heating device 25, the heating device 25 is electrically controlled by design parameters to heat the inside of the tank body 2 through the heating wire 21 to carry out the heating operation, the inside of the tank body 2 is monitored through the cooperation of the temperature probe 27 and the pressure probe 28, the monitoring data is transmitted to the sensing receiver 23 through the electric signal, and the gas inside the tank body 2 is purified through the gas pipe 8 after the purification is finished through the cooperation of the air draft device 4, the purifying box 5 and the activated carbon filter 7.

While the utility model has been described with reference to the preferred embodiments, it will be apparent to those skilled in the art that the utility model is not limited to the details of the exemplary embodiments and that the utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof, as long as the scope of the utility model is defined by the claims and its spirit and scope. 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 utility model provides a purification device for isocyanate, includes brace table (1), its characterized in that, the last fixed surface intercommunication of brace table (1) has a jar body (2), the surface fixed connection of jar body (2) has fixed plate (3), the bottom surface fixed mounting of fixed plate (3) has updraft ventilator (4), the last fixed surface of brace table (1) installs purifying box (5), the inner wall fixedly connected with a set of fixture block (6) of purifying box (5), the joint has active carbon filter (7) in the inner wall of fixture block (6), the fixed surface intercommunication of jar body (2) has trachea (8), the one end that jar body (2) was kept away from to trachea (8) runs through fixed plate (3) and with the fixed surface intercommunication of purifying box (5), the surface of updraft ventilator (4) and the fixed surface intercommunication of trachea (8), the upper surface of purifying box (5) articulates through the hinge has case lid (9).

2. The purification device for isocyanate according to claim 1, wherein the motor (10) is fixedly installed on the upper surface of the tank body (2), the bearing (11) is fixedly embedded on the upper surface of the tank body (2), the rotating rod (12) is fixedly connected with the inner ring of the bearing (11), the top end of the rotating rod (12) is fixedly connected with the output end of the motor (10), one end of the rotating rod (12) far away from the motor (10) sequentially penetrates through the bearing (11) and the tank body (2) and extends to the inside of the tank body (2), and the support (13) is fixedly connected with the outer surface of the rotating rod (12).

3. The purifying device for isocyanate according to claim 2, wherein a plurality of rubber scrapers (14) are fixedly mounted on the outer surface of the support (13), rotating blades (15) are fixedly connected to the outer surface of the rotating rod (12), two connecting rods (16) are fixedly connected to the inner wall of the support (13), stirring claws (17) are fixedly connected to the outer surface of each connecting rod (16), a plurality of stirring plates (18) are fixedly connected to the outer surface of each connecting rod (16), and a flow hole (19) is formed in the outer surface of each stirring plate (18).

4. The purifying device for isocyanate according to claim 1, wherein the inner wall of the tank body (2) is fixedly connected with an anti-corrosion layer (20), and the inner wall of the tank body (2) and the outer surface of the anti-corrosion layer (20) are fixedly provided with heating wires (21) together.

5. The purifying device for isocyanate according to claim 1, wherein a control box (22) and a heating device (25) are fixedly installed on the upper surface of the supporting table (1), and a sensing receiver (23) and an alarm (24) are fixedly installed on the inner wall of the control box (22).

6. The purifying device for isocyanate according to claim 1, wherein a feeding pipe (26) is fixedly communicated with the upper surface of the tank body (2), a temperature probe (27) and a pressure probe (28) are fixedly installed on the upper surface of the tank body (2), and a pressure gauge (29) is fixedly installed on the outer surface of the tank body (2).

7. The purifying device for isocyanate according to claim 1, wherein the pressure release pipe (30) is fixedly connected to the upper surface of the tank body (2), the discharging pipe (31) is fixedly connected to the bottom surface of the tank body (2), and the electronic valve (32) is fixedly installed on the outer surface of the air pipe (8), the outer surface of the feeding pipe (26), the outer surface of the pressure release pipe (30) and the outer surface of the discharging pipe (31).