Aqueous PU stirring device for suede fabric

Abstract

The utility model discloses a suede fabric water-based PU stirring device which comprises a tank body, a stirring shaft is arranged in the tank body, a driving motor is arranged below the stirring shaft, the suede fabric water-based PU stirring device further comprises a protective shell, the protective shell is arranged on the outer side of the tank body, and a heat conduction cavity is formed between the protective shell and the tank body; and the snakelike bent pipe is arranged in the heat conduction cavity. According to the water-based PU stirring device for the suede fabric, a heating medium can be introduced into the snakelike bent pipe through the liquid inlet, so that materials in the tank body can be heated through the snakelike bent pipe in the heat conduction cavity, the molecular activity of the materials can be improved through heating, the viscosity can be reduced, mixing and reaction of the raw materials are facilitated, and therefore the production efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of water-based PU processing, in particular to a suede-like fabric water-based PU stirring device. Background Art

[0002] Water-based PU is a water-based polyurethane coating. Compared with traditional organic solvent-based PU coatings, water-based PU is environmentally friendly, non-toxic and pollution-free. By coating water-based PU on the surface of suede-like fabrics, a uniform and elastic protective film can be formed, which improves the wear resistance and water resistance of the fabric, while also improving the feel and appearance.

[0003] A suede-like water-based PU stirring device with a publication number of CN209735429U comprises a device body, a stirring shaft is provided in the middle of the device body, a plurality of groups of evenly distributed stirring rods are provided on the stirring shaft, a second scraper is fixedly connected to the outside of each group of stirring rods, a plurality of evenly distributed first scrapers are provided at the bottom of the device body, the first scraper is fixedly connected to the stirring shaft through a first fixed rod, a stirring motor is provided at the bottom of the device body, a discharge pipe is provided at one side of the bottom of the device body, the bottom of the feed pipe is located below the inside of the device body, a material distribution plate matching the feed pipe is provided at the upper end of the stirring shaft, and the first scraper and the second scraper are combined to effectively scrape the accumulated raw materials at the bottom of the device body and on the inner wall of the device body, so that the accumulated raw materials can be better integrated with other raw materials in the device body, so that the stirring is more uniform. Although the device can scrape the accumulated raw materials on the inner wall of the device, generally the water-based PU is directly passed into the stirring tank for stirring, but when the water-based PU to be stirred is relatively viscous, it takes a long time to stir to complete, and the work efficiency is low. Utility Model Content

[0004] The utility model aims to solve the shortcomings existing in the prior art, comprising a tank body, a stirring shaft is arranged inside the tank body, a driving motor is arranged below the stirring shaft, and also comprises: a protective shell, the protective shell is arranged outside the tank body, a heat conduction cavity is formed between the protective shell and the tank body; a serpentine bend, the serpentine bend is arranged inside the heat conduction cavity, a liquid inlet and a liquid outlet are respectively arranged at both ends of the serpentine bend; a buffer box, the buffer box is connected to the tank body through a material guide pipe; a flow sensor, the flow sensor is arranged on the material guide pipe, and an electromagnetic valve is arranged on the material guide pipe.

[0005] As a further description of the above technical solution: a stirring rod is arranged on the stirring shaft, a scraper is arranged at one end of the stirring rod, and a dispersion disk is arranged above the stirring rod.

[0006] As a further description of the above technical solution: the buffer box includes a box body, and a plurality of feed pipes are arranged on the box body, and one end of the feed pipe is connected to the material guide pipe.

[0007] As a further description of the above technical solution: a spiral stirring blade is arranged on the stirring shaft.

[0008] As a further description of the above technical solution: a plurality of conical blocks are arranged inside the material guide tube, and the middle position of the conical block is a quadrangular pyramid.

[0009] As a further description of the above technical solution: a plurality of stirring rods are provided, and a flipping blade is provided on the stirring rod.

[0010] As a further description of the above technical solution: a support seat is arranged at the bottom of the tank body, and a discharge pipe is arranged at one side of the tank body.

[0011] The above technical solution has the following advantages or beneficial effects:

[0012] The utility model can introduce heating medium into the serpentine elbow through the liquid inlet, so that the material inside the tank can be heated through the serpentine elbow inside the heat conduction cavity. The molecular activity of the material can be increased and the viscosity can be reduced by heating, which is beneficial to the mixing and reaction of the raw materials, thereby improving production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the structure of a stirring device in one embodiment of the utility model;

[0014] Figure 2 for Figure 1 Schematic diagram of the structure of the serpentine elbow in the stirring device;

[0015] Figure 3 It is a cross-sectional view of a stirring device in one embodiment of the utility model;

[0016] Figure 4 for Figure 1 Schematic diagram of the structure of the buffer box in the stirring device.

[0017] Legend:

[0018] 1. Tank body; 2. Stirring shaft; 3. Driving motor; 4. Protective shell; 5. Heat transfer chamber; 6. Serpentine elbow; 7. Liquid inlet; 8. Liquid outlet; 9. Buffer box; 10. Material guide pipe; 11. Flow sensor; 12. Solenoid valve; 13. Stirring rod; 14. Scraper; 15. Dispersing disk; 16. Spiral stirring blade; 17. Conical block; 18. Flipping blade; 19. Support seat; 20. Discharge pipe; 91. Box body; 92. Feed pipe. DETAILED DESCRIPTION

[0019] 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.

[0020] In the description of the present invention, it should be noted that the terms "vertical", "up", "down", "horizontal", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and 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 orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0021] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "set", "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; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0022] like Figure 1-4 As shown, the utility model is a suede-like fabric water-based PU stirring device, including a tank body 1, a stirring shaft 2 is arranged inside the tank body 1, a driving motor 3 is arranged below the stirring shaft 2, and also includes: a protective shell 4, the protective shell 4 is arranged on the outside of the tank body 1, and a heat conduction cavity 5 is formed between the protective shell 4 and the tank body 1; a serpentine bend 6, the serpentine bend 6 is arranged inside the heat conduction cavity 5, and a liquid inlet 7 and a liquid outlet 8 are respectively arranged at both ends of the serpentine bend 6; a buffer box 9, the buffer box 9 is connected to the tank body 1 through a material guide pipe 10; a flow sensor 11, the flow sensor 11 is arranged on the material guide pipe 10, and a solenoid valve 12 is arranged on the material guide pipe 10.

[0023] In this embodiment, a heating medium can be introduced into the serpentine elbow 6 through the liquid inlet 7, so that the material inside the tank body 1 can be heated through the serpentine elbow 6 inside the heat conduction cavity 5. The heating can increase the molecular activity of the material, reduce the viscosity, and facilitate the mixing and reaction of the raw materials, thereby improving production efficiency.

[0024] Among them, a solenoid valve 12 is arranged on the material guide pipe 10, which is convenient for controlling the use of materials. By setting a buffer box 9, a flow sensor 11 and a solenoid valve 12, the amount of material entering the tank body 1 can be controlled, so that quantitative material can be stirred in the tank body 1, which is more conducive to stirring and improves the quality of stirring.

[0025] like Figure 3 and Figure 4 As shown, specifically, a stirring rod 13 is provided on the stirring shaft 2, a scraper 14 is provided at one end of the stirring rod 13, and a dispersion plate 15 is provided above the stirring rod 13; the scraper 14 can scrape off the sticky material on the inner wall of the tank body 1, and the dispersion plate 15 can effectively stir the raw materials introduced by the liquid guide tube 10, thereby improving the stirring efficiency of the pre-stirring, thereby improving the overall stirring efficiency and making the stirring more uniform.

[0026] like Figure 2 and Figure 4 As shown, specifically, the buffer box 9 includes a box body 91, and a plurality of feed pipes 92 are arranged on the box body 91, and one end of the feed pipe 92 is connected to the material guide pipe 10; a variety of materials can be added simultaneously through the plurality of feed pipes 92, and the added materials can be pre-mixed through the buffer box 9.

[0027] like Figure 1 and Figure 3 As shown, specifically, a spiral stirring blade 16 is provided on the stirring shaft 2; the spiral stirring blade 16 can stir the material from the bottom upward to promote uniform mixing of the mixed material.

[0028] like Figure 1 and Figure 4 As shown, specifically, a plurality of conical blocks 17 are arranged inside the material guide tube 10, and the middle position of the conical block 17 is a tetrahedron; by arranging a plurality of conical blocks 17 in the material guide tube 10, the conical blocks 17 can change the flow direction of the material during transmission, so that the material flows along the side of the tetrahedron when flowing, thereby buffering the flow of the material and making the material entering the tank body 1 smoother.

[0029] like Figure 1 and Figure 3 As shown, specifically, a plurality of stirring rods 13 are provided, and a turning blade 18 is provided on the stirring rod 13; by providing the turning blades 18 on the plurality of stirring rods 13, the turning blades 18 can be used to turn the material inside the tank body 1, thereby enhancing the stirring effect.

[0030] like Figure 3 and Figure 4 As shown, specifically, a support seat 19 is provided at the bottom of the tank body 1 , and a discharge pipe 20 is provided at one side of the tank body 1 .

[0031] Working principle: Heating medium can be introduced into the serpentine elbow 6 through the liquid inlet 7, so that the material inside the tank body 1 can be heated through the serpentine elbow 6 inside the heat conduction cavity 5. The heating can increase the molecular activity of the material, reduce the viscosity, and is beneficial to the mixing and reaction of the raw materials, thereby improving production efficiency. The solenoid valve 12 is arranged on the material guide pipe 10, which is convenient for controlling the use of the material. By arranging the buffer box 9, the flow sensor 11 and the solenoid valve 12, the amount of material entering the tank body 1 can be controlled, so that quantitative material can be stirred in the tank body 1, which is more conducive to stirring and improves the quality of stirring.

[0032] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0033] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A suede-like fabric water-based PU stirring device, comprising a tank body (1), a stirring shaft (2) is arranged inside the tank body (1), and a driving motor (3) is arranged below the stirring shaft (2), characterized in that: Also includes: A protective shell (4), the protective shell (4) being arranged outside the tank body (1), and a heat conduction cavity (5) being formed between the protective shell (4) and the tank body (1); A serpentine curved pipe (6), the serpentine curved pipe (6) being arranged inside the heat conducting cavity (5), and having a liquid inlet (7) and a liquid outlet (8) respectively arranged at two ends of the serpentine curved pipe (6); A buffer box (9), wherein the buffer box (9) is connected to the tank body (1) via a material guide pipe (10); A flow sensor (11), wherein the flow sensor (11) is arranged on the material guiding pipe (10), and the material guiding pipe (10) is provided with a solenoid valve (12).

2. The water-based PU stirring device for suede-like fabric according to claim 1, characterized in that: The stirring shaft (2) is provided with a stirring rod (13), one end of the stirring rod (13) is provided with a scraper (14), and a dispersion disk (15) is provided above the stirring rod (13).

3. The water-based PU stirring device for suede-like fabric according to claim 1, characterized in that: The buffer box (9) comprises a box body (91), and a plurality of feed pipes (92) are arranged on the box body (91), and one end of the feed pipe (92) is connected to the material guide pipe (10).

4. The water-based PU stirring device for suede-like fabric according to claim 1, characterized in that: The stirring shaft (2) is provided with a spiral stirring blade (16).

5. The water-based PU stirring device for suede-like fabric according to claim 1, characterized in that: A plurality of conical blocks (17) are arranged inside the material guide tube (10), and the middle position of the conical block (17) is a quadrangular pyramid.

6. The water-based PU stirring device for suede-like fabric according to claim 2, characterized in that: A plurality of stirring rods (13) are provided, and a turning blade (18) is provided on the stirring rod (13).

7. The water-based PU stirring device for suede-like fabric according to claim 1, characterized in that: A support seat (19) is provided at the bottom of the tank body (1), and a discharge pipe (20) is provided at one side of the tank body (1).

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