Heating device for polyether amine production

Abstract

The utility model relates to the field of polyether amine production, in particular to a heating device for polyether amine production, which comprises a tank body, a stirring mechanism, a heating component and a support, the tank body is arranged on the support, a feed port is arranged at the top of the tank body, a discharge port is arranged at the bottom of the tank body, and the stirring mechanism comprises a driving mechanism and a stirring blade. The stirring blade is arranged in the tank body, the upper end of the stirring blade is connected with a driving mechanism located outside the tank body, the heating assembly comprises a first heating assembly and a second heating assembly, the first heating assembly comprises a U-shaped double-head heating pipe, a guide pipe and a water pump, the stirring blade is located on the inner side of the U-shaped double-head heating pipe, the U-shaped double-head heating pipe is hollow, and the left side of the upper end of the U-shaped double-head heating pipe communicates with the upper side in the tank body; the second heating assembly comprises heat conduction oil pipes and heating elements, the heat conduction oil pipes are evenly arranged outside the tank body, and the heating elements are connected with the heat conduction oil pipes.

Description

Technical Field

[0001] The utility model relates to the field of polyetheramine production, in particular to a heating device for polyetheramine production. Background Art

[0002] Polyetheramine (PEA) is also called amino-terminated polyether. Polyetheramine resin has excellent chemical, mechanical and physical properties and is widely used in various fields. However, in the production process of polyetheramine, uneven heating often occurs, resulting in poor quality of polyetheramine production. Therefore, in order to solve the shortcomings of the prior art, a heating device for polyetheramine production with a simple structure needs to be designed. Utility Model Content

[0003] The utility model provides a heating device for producing polyetheramine to solve the problems of the prior art.

[0004] The purpose of the utility model can be achieved through the following technical solutions: A heating device for the production of polyetheramines comprises: a tank body, a stirring mechanism, a heating component and a bracket, the tank body is arranged on the bracket, a feed port is arranged on the top of the tank body, and a discharge port is arranged on the bottom of the tank body, the stirring mechanism comprises a driving mechanism and a stirring blade, the stirring blade is arranged in the tank body and the upper end is connected to the driving mechanism located outside the tank body, the heating component comprises a heating component 1 and a heating component 2, the heating component 1 comprises a U-shaped double-headed heating pipe, a conduit and a water pump, the stirring blade is located on the inner side of the U-shaped double-headed heating pipe, the U-shaped double-headed heating pipe is hollow and the upper left end is connected to the upper side of the inside of the tank body, the upper end of the U-shaped double-headed heating pipe is connected to the upper side of the conduit on the left and right sides, the lower end of the conduit is connected to the right side of the bottom of the tank body, the middle of the conduit is connected to the water pump, the heating component 2 comprises a heat transfer oil pipe and a heating element, the heat transfer oil pipe is evenly included on the outside of the tank body, and the heating element is connected to the heat transfer oil pipe.

[0005] As a further improvement, the driving mechanism includes a motor, a reducer, a coupling and a driving shaft connected in sequence, and the stirring blade is connected to the lower end of the driving shaft.

[0006] As a further improvement, a spare port is provided on the top of the tank body.

[0007] As a further improvement, the stirring blades are arranged in four groups at intervals, the middle part of the stirring blades is sleeved on the driving shaft, and the stirring blades are fixed to the driving shaft by fixing bolts.

[0008] Compared with the prior art, the heating device for producing polyetheramine of the utility model has the following beneficial effects:

[0009] The heating uniformity of the polyetheramine is improved by the cooperation of the heating component 1, the heating component 2 and the stirring mechanism. The heating component 2 heats the outer side of the internal solution of the tank body and transfers the heat to the inside. The stirring plate stirs the solution to achieve heat exchange between the inner and outer solutions, thereby improving the heating uniformity of the solution. At the same time, the hollow U-shaped double-headed heating tube is used to further reheat the solution on the outside and inside the heating tube, thereby improving the heating efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 This is a schematic diagram of the structure of the utility model

[0011] In the figure, 1-tank body, 11-feed port, 12-discharge port, 13-spare port, 21-driving mechanism, 211-motor, 212-reducer, 213-coupling, 214-driving shaft, 22-stirring blade, 221-fixing bolt, 3-heating component one, 31-double-head heating tube, 32-conduit, 33-water pump, 4-bracket, 5-heating component two, 51-heat transfer oil pipe, 52-heating element. DETAILED DESCRIPTION

[0012] In the description of the present invention, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.

[0013] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0014] The following is combined with the embodiments and attached Figure 1 , the technical solution of the utility model is further elaborated.

[0015] Example 1

[0016] A heating device for producing polyetheramines, comprising: a tank body 1, a stirring mechanism, a heating component and a bracket 4, wherein the tank body 1 is arranged on the bracket 4, a feed port 11 is arranged on the top of the tank body 1, a discharge port 12 is arranged on the bottom of the tank body 1, the stirring mechanism comprises a driving mechanism 21 and a stirring blade 22, the stirring blade 22 is arranged in the tank body 1 and the upper end is connected to the driving mechanism 21 located outside the tank body 1, the heating component comprises a heating component 1 3 and a heating component 2 5, the heating component 1 31 comprises a U-shaped double-headed heating pipe 31, a guide The U-shaped double-headed heating tube 31 is hollow and the upper left side of the upper end is connected to the upper side of the tank body 1. The upper left and right sides of the U-shaped double-headed heating tube 31 are connected to the upper side of the conduit 32. The lower end of the conduit 32 is connected to the right side of the bottom of the tank body 1. The middle of the conduit 32 is connected to the water pump 33. The heating component 2 5 includes a heat transfer oil pipe 51 and a heating element 52. The heat transfer oil pipe 51 is evenly included on the outside of the tank body 1, and the heating element 52 is connected to the heat transfer oil pipe 51.

[0017] like Figure 1 As shown, the working principle of the utility model is as follows: the polyetheramine raw material and water are fed into the tank body 1 through the feed port 11, stirred by the driving mechanism 21 and the stirring blade 22, the solution of the bottom layer is sucked in by the water pump 33 and sent to the upper right side of the U-shaped double-headed heating tube 31, the solution is heated through a long path by the hollow U-shaped double-headed heating tube 31 and then sent from the upper left side of the U-shaped double-headed heating tube 31 to the upper part of the tank body 1, and at the same time, the external heat transfer oil pipe 51 and the heating element 52 cooperate to heat the tank body 1, so that the solution inside the tank body 1 is heated.

[0018] The heating uniformity of the polyetheramine is improved by the cooperation of the heating component 1, the heating component 2 and the stirring mechanism. The heating component 2 heats the outer side of the internal solution of the tank body and transfers the heat to the inside. The stirring blade stirs the solution to achieve heat exchange between the inner and outer solutions, thereby improving the heating uniformity of the solution. At the same time, the hollow U-shaped double-headed heating tube 31 is used to further heat the solution on the outside and inside the heating tube 31, thereby improving the heating efficiency.

[0019] As a further preferred embodiment, the driving mechanism 21 includes a motor 211 , a reducer 212 , a coupling 213 and a driving shaft 214 which are connected in sequence, and the stirring blade 22 is connected to the lower end of the driving shaft 214 .

[0020] As a further preferred embodiment, a spare port 13 is provided on the top of the tank body 1 to increase the feeding speed.

[0021] As a further preferred embodiment, the stirring blades 22 are arranged in four groups at intervals, the middle part of the stirring blades 22 is sleeved on the driving shaft 214, and the stirring blades 22 are fixed to the driving shaft 214 by fixing bolts 221, which further improves the stirring effect and facilitates the position adjustment and fixation of the stirring blades 2.

[0022] The preferred specific embodiments of the utility model are described in detail above. It should be understood that ordinary technicians in this field can make many modifications and changes based on the concept of the utility model without creative work. Therefore, all technical solutions that can be obtained by technicians in this technical field based on the concept of the utility model through logical analysis, reasoning or limited experiments on the basis of the existing technology should be within the scope of protection determined by the claims.

Claims

1. A heating device for producing polyetheramines, characterized in that: include: A tank body, a stirring mechanism, a heating component and a bracket, wherein the tank body is arranged on the bracket, a feed port is arranged on the top of the tank body, and a discharge port is arranged at the bottom of the tank body, the stirring mechanism comprises a driving mechanism and a stirring blade, the stirring blade is arranged in the tank body and the upper end is connected to the driving mechanism located outside the tank body, the heating component comprises a heating component 1 and a heating component 2, the heating component 1 comprises a U-shaped double-headed heating pipe, a conduit and a water pump, the stirring blade is located on the inner side of the U-shaped double-headed heating pipe, the U-shaped double-headed heating pipe is hollowly arranged and the upper left end is connected to the upper side of the inside of the tank body, the upper end of the U-shaped double-headed heating pipe is connected to the upper side of the conduit on the left and right sides, the lower end of the conduit is connected to the right side of the bottom of the tank body, the middle part of the conduit is connected to the water pump, the heating component 2 comprises a heat transfer oil pipe and a heating element, the heat transfer oil pipes are evenly included on the outside of the tank body, and the heating element is connected to the heat transfer oil pipe.

2. A heating device for producing polyetheramine according to claim 1, characterized in that: The driving mechanism comprises a motor, a reducer, a coupling and a driving shaft which are connected in sequence, and the stirring blade is connected to the lower end of the driving shaft.

3. A heating device for producing polyetheramine according to claim 1, characterized in that: A spare opening is arranged on the top of the tank body.

4. A heating device for producing polyetheramine according to claim 1, characterized in that: The stirring blades are arranged in four groups at intervals, the middle part of the stirring blades is sleeved on the driving shaft, and the stirring blades are fixed on the driving shaft by fixing bolts.

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