CN209848877U

CN209848877U - High-speed cutting hydrogenation device for producing diaminodiphenyl ether

Info

Publication number: CN209848877U
Application number: CN201920113622.3U
Authority: CN
Inventors: 舒强; 周岩; 崔继峰; 王寿兵; 罗立红
Original assignee: Dongying Mingde Chemical Co Ltd
Current assignee: Dongying Mingde Chemical Co Ltd
Priority date: 2019-01-23
Filing date: 2019-01-23
Publication date: 2019-12-27
Anticipated expiration: 2029-01-23

Abstract

The utility model belongs to diaminodiphenyl ether production field especially discloses a diaminodiphenyl ether production is with high-speed cutting hydrogenation device, now proposes following scheme, including the blending tank, the top of blending tank is connected with hydrogenation pipeline, and the other end of dead lever is fixed on hydrogenation pipeline's inner wall, be fixed with upper bearing, lower bearing on the inside upper and lower inner wall of stop collar respectively, the fixed pivot of going up that is provided with in the inner circle of upper bearing, the upper end of going up the pivot is fixed with axial fan blade, the fixed pivot of rotating down that is provided with in the inner circle of lower bearing, bearing tile seat are fixed on the inner wall of blending tank, the upper portion outer wall of pivot is connected through drive mechanism and the driving motor transmission of setting in top one side of blending tank down, and the vertical interval is provided with a plurality of stirring vane on the lower pivot outer wall that is located the blending tank. The utility model discloses rational in infrastructure, design benefit, the mixing efficiency is high, is fit for using widely.

Description

High-speed cutting hydrogenation device for producing diaminodiphenyl ether

Technical Field

The utility model relates to a diaminodiphenyl ether production technical field especially relates to a diaminodiphenyl ether production is with high-speed cutting hydrogenation unit.

Background

Diaminodiphenyl ether is an organic chemical, abbreviated as ODA, and has chemical formula C₁₂H₁₂N₂And O. Mainly used as raw materials and cross-linking agents of polyimide resin, polyamide resin and epoxy resin. The catalyst is prepared by condensing p-nitrochlorobenzene, p-nitrophenol and sodium carbonate in a nitrobenzene solution by using potassium chloride as a catalyst, and reducing the condensed product by using iron powder in an aqueous medium by using ammonium chloride as a catalyst; or by condensing p-nitrochlorobenzene, soda ash and sodium nitrite in an organic solvent, removing the solvent and hydrogenating and reducing.

During hydrogenation, produce the bubble easily, influence the mixed effect, for this reason, the utility model provides a diaminodiphenyl ether production is with high-speed cutting hydrogenation unit.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a high-speed cutting hydrogenation device for producing diaminodiphenyl ether.

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

a high-speed cutting hydrogenation device for producing diaminodiphenyl ether comprises a mixing tank, the top of the mixing tank is connected with a hydrogenation pipeline, a limiting sleeve is vertically arranged in the hydrogenation pipeline, a fixing rod is fixed on the outer wall of the limiting sleeve, the other end of the fixing rod is fixed on the inner wall of the hydrogenation pipeline, an upper bearing and a lower bearing are respectively fixed on the upper inner wall and the lower inner wall inside the limiting sleeve, an upper rotating shaft is fixedly arranged in an inner ring of the upper bearing, an axial flow fan blade is fixed at the upper end of the upper rotating shaft, a lower rotating shaft is fixedly arranged in an inner ring of the lower bearing, the lower end of the lower rotating shaft extends to the interior of the mixing tank, the lower end of the lower rotating shaft is arranged on a bearing bush seat which is fixed on the inner wall of the mixing tank, the outer wall of the upper portion of the lower rotating shaft is in transmission connection with a driving motor arranged on one side of the top of the mixing tank through a transmission mechanism, and a plurality of stirring blades are arranged on the outer wall of the lower rotating shaft in the mixing tank at vertical intervals.

Preferably, the number of the fixing rods is 3-5, and the fixing rods are radially fixed on the outer wall of the limiting sleeve.

Preferably, drive mechanism includes first helical gear, second helical gear, third helical gear, fourth helical gear and transmission shaft, wherein, first helical gear is fixed on the outer wall of pivot down, and driving motor's output shaft is fixed with the fourth helical gear, and the meshing is connected with the third helical gear on the fourth helical gear, and the side of third helical gear is fixed with the transmission shaft, and the other end of transmission shaft extends to the inside of hydrogenation pipeline and is fixed with the second helical gear, and the second helical gear is connected with first helical gear meshing.

Preferably, a motor cover is arranged outside the driving motor and fixed at the top of the mixing tank.

Preferably, the bearing bush seat comprises a bearing seat and a support rod, the lower end of the lower rotating shaft is fixed in an inner ring of the bearing seat, the support rod is fixed on two sides of the bearing seat, and the other end of the support rod is fixed on the inner wall of the mixing tank.

Preferably, one side of the transmission shaft is rotatably arranged on the side wall of the hydrogenation pipeline, and the outer wall of the transmission shaft and the inner wall of the hydrogenation pipeline are arranged in a sealing manner.

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

an upper rotating shaft is fixedly arranged in an inner ring of the upper bearing, and an axial flow fan blade is fixed at the upper end of the upper rotating shaft;

a plurality of stirring blades are vertically arranged on the outer wall of the lower rotating shaft in the mixing tank at intervals, so that the hydrogen can be further stirred during mixing, and the mixing efficiency is improved;

the utility model discloses rational in infrastructure, design benefit, the mixing efficiency is high, is fit for using widely.

Drawings

Fig. 1 is a schematic structural diagram of a high-speed cutting hydrogenation device for producing diaminodiphenyl ether according to the present invention.

Fig. 2 is a partially enlarged view of a portion a in fig. 1.

Fig. 3 is a top view of the high-speed cutting hydrogenation device for producing diaminodiphenyl ether, which is provided by the utility model, when the stop collar is connected with the fixed rod.

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.

Referring to fig. 1-3, a high-speed cutting hydrogenation device for producing diaminodiphenyl ether comprises a mixing tank 1, the top of the mixing tank 1 is connected with a hydrogenation pipeline, a position-limiting sleeve 13 is vertically arranged in the hydrogenation pipeline, a fixing rod 14 is fixed on the outer wall of the position-limiting sleeve 13, the other end of the fixing rod 14 is fixed on the inner wall of the hydrogenation pipeline, an upper bearing 16 and a lower bearing 17 are respectively fixed on the upper inner wall and the lower inner wall of the position-limiting sleeve 13, an upper rotating shaft 15 is fixedly arranged in the inner ring of the upper bearing 16, an axial flow fan blade 11 is fixed on the upper end of the upper rotating shaft 15, a lower rotating shaft 18 is fixedly arranged in the inner ring of the lower bearing 17, the lower end of the lower rotating shaft 18 extends into the mixing tank 1, the lower end of the lower rotating shaft 18 is placed on a bearing bush seat 2, the bearing bush seat 2 is fixed on the inner wall of the mixing tank 1, the upper outer wall, a plurality of stirring blades 3 are arranged on the outer wall of the lower rotating shaft 18 in the mixing tank 1 at intervals in the vertical direction.

In this embodiment, 3-5 fixing rods 14 are provided, and the fixing rods 14 are fixed on the outer wall of the limiting sleeve 13 in a radial shape.

In this embodiment, the transmission mechanism includes a first helical gear 12, a second helical gear 9, a third helical gear 7, a fourth helical gear 6, and a transmission shaft 8, wherein the first helical gear 12 is fixed on an outer wall of the lower rotating shaft 18, the fourth helical gear 6 is fixed on an output shaft of the driving motor 4, the third helical gear 7 is engaged and connected to the fourth helical gear 6, the transmission shaft 8 is fixed on a side surface of the third helical gear 7, the other end of the transmission shaft 8 extends to the inside of the hydrogenation pipeline and is fixed with the second helical gear 9, and the second helical gear 9 is engaged and connected to the first helical gear 12.

In the present embodiment, a motor cover 5 is provided outside the drive motor 4, and the motor cover 5 is fixed to the top of the mixing tank 1.

In this embodiment, the bearing bush housing 2 includes a bearing housing and a support rod, the lower end of the lower rotating shaft 18 is fixed in the inner ring of the bearing housing, the support rod is fixed on both sides of the bearing housing, and the other end of the support rod is fixed on the inner wall of the mixing tank 1.

In this embodiment, one side of the transmission shaft 8 is rotatably disposed on the side wall of the hydrogenation pipeline, and the outer wall of the transmission shaft 8 and the inner wall of the hydrogenation pipeline are hermetically disposed.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting 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 present invention, "a plurality" means two or more unless specifically limited otherwise.

The utility model discloses when using, through fixed pivot 15 of being provided with in the inner circle of upper bearing 16, the upper end of going up pivot 15 is fixed with axial fan blade 11, when hydrogen adds, because hydrogen flows in to blending tank 1 to drive axial fan blade 11's rotation, axial fan blade 11's rotation can cut the bubble, thereby reduces the appearance of bubble, is provided with a plurality of stirring vane 3 through being located vertical interval on the 18 outer walls of lower pivot in blending tank 1, can further stir when mixing hydrogen, improves mixing efficiency, the utility model discloses rational in infrastructure, design benefit, mixing efficiency is high, is fit for using widely.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The high-speed cutting hydrogenation device for producing the diaminodiphenyl ether comprises a mixing tank (1) and is characterized in that a hydrogenation pipeline is connected to the top of the mixing tank (1), a limiting sleeve (13) is vertically arranged in the hydrogenation pipeline, a fixing rod (14) is fixed on the outer wall of the limiting sleeve (13), the other end of the fixing rod (14) is fixed on the inner wall of the hydrogenation pipeline, an upper bearing (16) and a lower bearing (17) are respectively fixed on the upper inner wall and the lower inner wall in the limiting sleeve (13), an upper rotating shaft (15) is fixedly arranged in the inner ring of the upper bearing (16), an axial flow fan blade (11) is fixed at the upper end of the upper rotating shaft (15), a lower rotating shaft (18) is fixedly arranged in the inner ring of the lower bearing (17), the lower end of the lower rotating shaft (18) extends to the inside of the mixing tank (1), and the lower end of the lower rotating shaft (18) is placed on a, bearing bush seat (2) are fixed on the inner wall of blending tank (1), the upper portion outer wall of lower pivot (18) passes through drive mechanism and is connected with the driving motor (4) transmission that set up in top one side of blending tank (1), and the vertical interval is provided with a plurality of stirring vane (3) on lower pivot (18) outer wall that is arranged in blending tank (1).

2. The high-speed cutting hydrogenation device for producing diaminodiphenyl ether as claimed in claim 1, wherein 3 to 5 fixing rods (14) are provided, and the fixing rods (14) are radially fixed on the outer wall of the limiting sleeve (13).

3. The high-speed cutting hydrogenation device for producing diaminodiphenyl ether according to claim 1, wherein the transmission mechanism comprises a first helical gear (12), a second helical gear (9), a third helical gear (7), a fourth helical gear (6) and a transmission shaft (8), wherein the first helical gear (12) is fixed on the outer wall of the lower rotating shaft (18), the fourth helical gear (6) is fixed on the output shaft of the driving motor (4), the third helical gear (7) is engaged and connected on the fourth helical gear (6), the transmission shaft (8) is fixed on the side surface of the third helical gear (7), the other end of the transmission shaft (8) extends to the inside of the hydrogenation pipeline and is fixed with the second helical gear (9), and the second helical gear (9) is engaged and connected with the first helical gear (12).

4. The high-speed cutting hydrogenation device for producing diaminodiphenyl ether according to claim 1, characterized in that a motor cover (5) is arranged outside the driving motor (4), and the motor cover (5) is fixed on the top of the mixing tank (1).

5. The high-speed cutting hydrogenation device for producing diaminodiphenyl ether according to claim 1, wherein the bearing bush seat (2) comprises a bearing seat and a support rod, the lower end of the lower rotating shaft (18) is fixed in the inner ring of the bearing seat, the support rod is fixed on two sides of the bearing seat, and the other end of the support rod is fixed on the inner wall of the mixing tank (1).

6. The high-speed cutting hydrogenation device for producing diaminodiphenyl ether according to claim 3, wherein one side of the transmission shaft (8) is rotatably disposed on the side wall of the hydrogenation pipeline, and the outer wall of the transmission shaft (8) and the inner wall of the hydrogenation pipeline are hermetically disposed.