Dispersion kettle for polyurethane production

Abstract

The utility model discloses a dispersion kettle for polyurethane production, and relates to the technical field of polyurethane production equipment, the dispersion kettle comprises a gear protection cover, a driving motor, a discharge funnel, a dispersion kettle main body and a driving gear, a movable gear ring is arranged at the top of the dispersion kettle main body, a rotating shaft is arranged in the dispersion kettle main body, and a discharge funnel is arranged at the bottom of the dispersion kettle main body; a driven gear is arranged at the top of the rotating shaft, and a plurality of stirring wheels are uniformly arranged on the rotating shaft at intervals; the bottom of the movable gear ring penetrates through the dispersion kettle main body and is uniformly provided with a plurality of outer stirring parts at intervals; a plurality of stirring blades are uniformly arranged on the outer stirring part at intervals, a material pushing blade is arranged at the bottom of the outer stirring part, and the stirring blades and the stirring wheel are arranged at intervals. With the adoption of the structure, polyurethane raw materials can be fully mixed, and polyurethane attached to the inner wall of the dispersion kettle can be removed during stirring, so that residues are avoided, and the influence on the product quality is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of polyurethane production equipment, in particular to a dispersion kettle for polyurethane production. Background Art

[0002] As a functional material, polyurethane is widely used in the fields of construction, decoration, automobiles, transportation, footwear, clothing, home appliances, household goods, packaging, sealing, and cosmetics. For example, in the fields of automobiles and transportation, polyurethane can be made into car seats, door linings, and shock-absorbing pads. In the production process of polyurethane, the polyurethane raw materials need to be fully mixed with water to achieve rapid dispersion of the polyurethane raw materials in water.

[0003] Most existing polyurethane production dispersing kettles use a unidirectional rotating stirring device to stir and mix the polyurethane raw materials. This unidirectional rotating stirring device is inefficient and cannot promptly remove the polyurethane attached to the inner wall of the dispersing kettle. Over a long period of time, these residues may affect product quality or even damage the equipment. Therefore, we propose a polyurethane production dispersing kettle to solve the above-mentioned problems. Utility Model Content

[0004] The utility model aims to provide a dispersion kettle for polyurethane production, so as to solve the problem that the existing dispersion kettle for polyurethane production proposed in the above background technology adopts a unidirectional rotating stirring device to stir the polyurethane raw materials, which is inefficient and cannot timely remove the polyurethane on the inner wall of the dispersion kettle. Long-term accumulation may affect product quality and even damage equipment.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A dispersion kettle for polyurethane production, comprising a gear protection cover, a driving motor is arranged on the top of the gear protection cover, a dispersion kettle body is arranged on the bottom of the gear protection cover, the dispersion kettle body is connected to a discharge funnel, a driving gear is arranged on the bottom of the driving motor, a movable gear ring is arranged on the top of the dispersion kettle body, a rotating shaft is arranged inside the dispersion kettle body, a discharging funnel is arranged on the bottom of the dispersion kettle body, a driven gear is arranged on the top of the rotating shaft, and a plurality of stirring wheels are arranged on the rotating shaft;

[0007] One side of the driving gear is meshed and connected with the driven gear, and the other side of the driving gear is meshed and connected with the movable gear ring;

[0008] The bottom of the movable gear ring passes through the dispersion kettle body and is provided with a plurality of external stirring components, a plurality of stirring blades are provided on the external stirring component, a pushing blade is provided at the bottom of the external stirring component, and the stirring blades and the stirring wheel are arranged at intervals.

[0009] More specifically, in the above technical solution, the external stirring member is fixedly connected to the movable gear ring, the external stirring member is slidably connected inside the dispersion kettle body, and one side of the external stirring member is in close contact with the inner wall of the dispersion kettle body.

[0010] More specifically, in the above technical solution, the gear protection cover is fixedly connected to the dispersion kettle body, the drive motor is fixedly connected to the gear protection cover, and the discharge funnel is fixedly connected to the gear protection cover.

[0011] To be more specific, in the above technical solution, the transmission shaft of the driving motor passes through the gear protection cover and is fixedly connected to the driving gear, a slide groove is provided on the top of the dispersion kettle body, the movable gear ring is rotatably connected to the dispersion kettle body through a bearing, both ends of the rotating shaft are rotatably connected inside the dispersion kettle body through bearings, and the discharge funnel is fixedly connected to the dispersion kettle body.

[0012] More specifically, in the above technical solution, the top end of the rotating shaft passes through the dispersion kettle body and is fixedly connected to the driven gear.

[0013] More specifically, in the above technical solution, the pusher piece is arranged obliquely, and the bottom of the pusher piece is in close contact with the bottom of the inner wall of the dispersion kettle body.

[0014] More specifically, in the above technical solution, the plurality of stirring wheels are evenly spaced apart on the rotating shaft.

[0015] More specifically, in the above technical solution, the plurality of external stirring components are evenly spaced.

[0016] More specifically, in the above technical solution, a plurality of stirring blades are evenly spaced and arranged on the outer stirring component.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] 1. The utility model is provided with a driving motor, a driving gear is provided at the bottom of the driving motor, one side of the driving gear is meshed and connected with the driven gear, and the other side of the driving gear is meshed and connected with the movable gear ring, a rotating shaft is provided at the bottom of the driven gear, a plurality of external stirring parts are provided at the bottom of the movable gear ring, and a plurality of stirring wheels are provided on the rotating shaft. In this process, the driven gears and the movable gear ring on both sides are driven by the driving motor, so that the stirring wheel and the external stirring part rotate at the same time, and the stirring wheel and the external stirring part rotate in opposite directions, so that the polyurethane raw material can be fully stirred with higher efficiency.

[0019] 2. The utility model is provided with an external stirring component, on which a plurality of stirring blades are evenly spaced, a material pushing blade is provided at the bottom of the external stirring component, and one side of the external stirring component is provided close to the inner wall of the dispersion kettle body, the material pushing blade is provided at an angle, and the bottom of the material pushing blade is close to the inner wall of the bottom of the dispersion kettle body. In this process, by driving the external stirring component to rotate, the inner wall of the dispersion kettle body can be cleaned while stirring, so as to prevent polyurethane from adhering to the inner wall and affecting product quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 It is a schematic diagram of the installation structure of the utility model in a side cross-section;

[0022] Figure 3 This is a schematic diagram of the top installation structure of the utility model;

[0023] Figure 4 This is a schematic diagram of the main installation structure of the dispersion kettle of the utility model;

[0024] Figure 5 This is a schematic diagram of the structure of the external stirring component of the utility model;

[0025] Figure numerals: 1, gear protection cover; 2, driving motor; 3, dispersion kettle body; 301, chute; 4, discharge funnel; 5, driving gear; 6, movable gear ring; 7, rotating shaft; 8, discharge funnel; 9, driven gear; 10, stirring wheel; 11, external stirring component; 1101, stirring blade; 1102, pushing blade. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

[0028] In addition, in the description of the utility model specification and the appended claims, the terms "first", "second", "third", etc. are only used to distinguish the descriptions and cannot be understood as indicating or implying relative importance.

[0029] References to "one embodiment" or "some embodiments" etc. described in the specification of the utility model mean that one or more embodiments of the utility model include specific features, structures or characteristics described in conjunction with the embodiment. Therefore, the statements "in one embodiment", "in some embodiments", "in some other embodiments", "in some other embodiments", etc. that appear in different places in this specification do not necessarily refer to the same embodiment, but mean "one or more but not all embodiments", unless otherwise specifically emphasized in other ways. The terms "including", "comprising", "having" and their variations all mean "including but not limited to", unless otherwise specifically emphasized in other ways.

[0030] See also Figure 1-2 The utility model provides a technical solution: a dispersion kettle for polyurethane production, comprising a gear protection cover 1, a driving motor 2 is arranged on the top of the gear protection cover 1, a dispersion kettle body 3 is arranged at the bottom of the gear protection cover 1, a discharge funnel 4 is arranged on one side of the driving motor 2, a driving gear 5 is arranged at the bottom of the driving motor 2, a movable gear ring 6 is arranged on the top of the dispersion kettle body 3, a rotating shaft 7 is arranged inside the dispersion kettle body 3, a discharging funnel 8 is arranged at the bottom of the dispersion kettle body 3, a driven gear 9 is arranged on the top of the rotating shaft 7, and a plurality of stirring wheels 10 are evenly spaced on the rotating shaft 7;

[0031] A plurality of external stirring components 11 are evenly spaced apart at the bottom of the movable gear ring 6 through the dispersion kettle body 3 , a plurality of stirring blades 1101 are evenly spaced apart on the external stirring component 11 , a pushing blade 1102 is disposed at the bottom of the external stirring component 11 , and the stirring blades 1101 and the stirring wheel 10 are spaced apart from each other.

[0032] The polyurethane raw material is poured into the dispersion kettle body 3 from the discharge funnel 4, and the driving motor 2 drives the active gear 5 to rotate, and then drives the driven gears 9 and the movable gear ring 6 on both sides to rotate, and further the rotating shaft 7 drives the stirring wheel 10 to rotate, and the movable gear ring 6 drives the external stirring component 11 to rotate, and the stirring wheel 10 and the external stirring component 11 rotate in opposite directions. During the rotation process, the outer side of the external stirring component 11 cleans the side wall of the dispersion kettle body 3, and the pusher 1102 cleans the bottom of the dispersion kettle body 3, and at the same time pushes the stirred polyurethane into the discharge funnel 8, and finally discharged.

[0033] In this example, the stirring blades 1101 and the stirring wheel 10 are arranged at intervals from each other, so that the stirring is more complete and efficient.

[0034] The gear protection cover 1 is fixedly connected to the dispersion kettle body 3 through a fixing piece, the driving motor 2 is fixedly connected to the gear protection cover 1 through a fixing piece, and the discharge funnel 4 is fixedly connected to the gear protection cover 1 through a fixing piece.

[0035] Optionally, the fixing member is a screw or the like.

[0036] In some embodiments, Figure 2 As shown, the transmission shaft of the driving motor 2 passes through the gear protection cover 1 and is fixedly connected to the driving gear 5, a slide groove 301 is provided on the top of the dispersion kettle body 3, the movable gear ring 6 is rotatably connected to the dispersion kettle body 3 through a bearing, both ends of the rotating shaft 7 are rotatably connected inside the dispersion kettle body 3 through bearings, and the discharge funnel 8 is fixedly connected to the dispersion kettle body 3 through a fixing part.

[0037] In some embodiments, Figure 2 As shown, the top end of the rotating shaft 7 passes through the dispersion kettle body 3 and is fixedly connected to the driven gear 9.

[0038] In some embodiments, Figure 3-4 As shown, the external stirring component 11 is fixedly connected to the bottom of the movable gear ring 6 through a fixing part, the external stirring component 11 is slidably connected inside the dispersion kettle body 3, and one side of the external stirring component 11 is arranged close to the inner wall of the dispersion kettle body 3, one side of the driving gear 5 is meshed with the driven gear 9, and the other side of the driving gear 5 is meshed with the movable gear ring 6.

[0039] In this example, by providing a movable gear ring 6 and a driven gear 9 on both sides of the driving gear 5, the driving motor 2 can simultaneously drive the stirring wheel 10 and the external stirring component 11 to rotate, and make them rotate in opposite directions to each other, making the stirring more efficient.

[0040] In some embodiments, Figure 5 As shown, the pushing piece 1102 is arranged at an angle, and the bottom of the pushing piece 1102 is in close contact with the bottom inner wall of the dispersion kettle body 3.

[0041] In this example, by tilting the push piece 1102 , the polyurethane inside the dispersion kettle body 3 can be pushed out cleanly while the precipitated polyurethane is pushed up.

[0042] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A dispersion kettle for polyurethane production, characterized in that: It comprises a gear protection cover, a driving motor is arranged on the top of the gear protection cover, a dispersion kettle body is arranged on the bottom of the gear protection cover, the dispersion kettle body is connected with a discharge funnel, a driving gear is arranged on the bottom of the driving motor, a movable gear ring is arranged on the top of the dispersion kettle body, a rotating shaft is arranged inside the dispersion kettle body, a discharge funnel is arranged on the bottom of the dispersion kettle body, a driven gear is arranged on the top of the rotating shaft, and a plurality of stirring wheels are arranged on the rotating shaft; One side of the driving gear is meshed and connected with the driven gear, and the other side of the driving gear is meshed and connected with the movable gear ring; The bottom of the movable gear ring passes through the dispersion kettle body and is provided with a plurality of external stirring components, a plurality of stirring blades are provided on the external stirring component, a pushing blade is provided at the bottom of the external stirring component, and the stirring blades and the stirring wheel are arranged at intervals.

2. The polyurethane production dispersion kettle according to claim 1, characterized in that: The external stirring component is fixedly connected to the movable gear ring, and the external stirring component is slidably connected inside the dispersion kettle body, and one side of the external stirring component is closely attached to the inner wall of the dispersion kettle body.

3. The polyurethane production dispersion kettle according to claim 1, characterized in that: The gear protection cover is fixedly connected to the dispersion kettle body, the drive motor is fixedly connected to the gear protection cover, and the discharge funnel is fixedly connected to the gear protection cover.

4. The polyurethane production dispersion kettle according to claim 3, characterized in that: The transmission shaft of the driving motor passes through the gear protection cover and is fixedly connected to the driving gear. A slide groove is provided on the top of the dispersion kettle body. The movable gear ring is rotatably connected to the dispersion kettle body through a bearing. Both ends of the rotating shaft are rotatably connected inside the dispersion kettle body through bearings. The discharging funnel is fixedly connected to the dispersion kettle body.

5. The polyurethane production dispersion kettle according to claim 4, characterized in that: The top end of the rotating shaft passes through the dispersion kettle body and is fixedly connected to the driven gear.

6. The polyurethane production dispersion kettle according to claim 1, characterized in that: The pushing piece is arranged obliquely, and the bottom of the pushing piece is in close contact with the bottom of the inner wall of the dispersion kettle body.

7. The polyurethane production dispersion kettle according to any one of claims 1 to 6, characterized in that: The plurality of stirring wheels are evenly spaced and arranged on the rotating shaft.

8. The polyurethane production dispersion kettle according to any one of claims 1 to 6, characterized in that: The plurality of external stirring components are evenly spaced.

9. The polyurethane production dispersion kettle according to any one of claims 1 to 6, characterized in that: The plurality of stirring blades are evenly spaced and arranged on the outer stirring member.

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