Double-shaft dispersion stirring kettle for epoxy resin compound

Abstract

The utility model discloses a double-shaft dispersion stirring kettle for epoxy resin compound, which comprises a kettle body and a kettle cover hermetically covered with the kettle body, a stirring shaft and a dispersion shaft are arranged in the kettle body, the stirring shaft is connected with an anchor type paddle, the dispersion shaft is connected with a disperser, and the disperser is positioned in an area formed between the anchor type paddle and the stirring shaft; a jacket is wrapped outside the kettle body, a steam inlet / outlet is formed in the jacket, a half pipe is wound on the outer wall of the kettle body between the jacket and the kettle body along the axial direction of the kettle body, the steam inlet / outlet is communicated with the half pipe, and heat preservation cotton is filled in the jacket; the stirring shaft is sequentially connected with an upper stirring disc, a middle stirring disc and a lower stirring disc from top to bottom, a longitudinal stirring net is connected between the upper stirring disc and the lower stirring disc, the upper stirring disc and the lower stirring disc are provided with upward raising blades and sinking blades, a plurality of vertical blades are arranged on the periphery of the middle stirring disc at intervals, and every two adjacent vertical blades are vertically staggered. Through cooperation of various stirrers, the stirrer is large in coverage range, good in mixing effect and short in stirring time, and can meet the use requirements.

Description

Technical Field

[0001] The utility model relates to the technical field of stirring kettles, in particular to a double-shaft dispersion stirring kettle for epoxy resin composites. Background Art

[0002] A stirring kettle is a device widely used in industries such as food and chemical industry to stir and mix raw materials. Most of the existing stirring kettles are fixed stirrers with a single structure, having a single stirring method, a small stirring coverage range, and incomplete mixing of materials. Usually, continuous stirring for a long time is required, which cannot meet the actual use requirements. Therefore, it is necessary to improve the structure of the existing stirring kettle to meet the growing production demand while ensuring the stirring quality. Summary of the Utility Model

[0003] The technical problem to be solved by the utility model is to provide a double-shaft dispersion stirring kettle for epoxy resin composites, aiming to solve the technical problems existing in the prior art, such as the small stirring coverage range and low stirring efficiency of the traditional fixed stirrer with a single structure, which cannot meet the actual use requirements.

[0004] The technical solution of the utility model is: a double-shaft dispersion stirring kettle for epoxy resin composites, including a kettle body and a kettle cover hermetically covered on the kettle body. A stirring shaft and a dispersion shaft are arranged in the kettle body. The lower end of the stirring shaft is connected with an anchor impeller, and the lower end of the dispersion shaft is connected with a disperser, and the disperser is located in the area formed between the anchor impeller and the stirring shaft. The outer part of the kettle body is wrapped with a jacket, and a steam inlet and a steam outlet are arranged on the jacket. A half pipe is spirally wound along the axial direction of the kettle body on the outer wall of the kettle body between the jacket and the kettle body, and the steam inlet and outlet are communicated with the half pipe. Heat preservation cotton is filled in the jacket. On the stirring shaft, an upper stirring disc, a middle stirring disc, and a lower stirring disc are connected in sequence from top to bottom. A longitudinal stirring net is connected between the upper stirring disc and the lower stirring disc. Upward stirring blades and downward sinking blades with opposite directions are arranged on the upper stirring disc and the lower stirring disc. A plurality of vertical blades are arranged at intervals on the outer periphery of the middle stirring disc, and adjacent two vertical blades are staggered up and down. The stirring shaft can drive each stirring disc and the longitudinal stirring net to rotate synchronously to achieve sufficient stirring.

[0005] Further, on the top of the kettle cover of the utility model, a reduction motor and a driving motor are installed through a machine base. The upper ends of the stirring shaft and the dispersion shaft respectively extend into the machine base and are correspondingly connected with the output shafts of the reduction motor and the driving motor. Mechanical seals are respectively arranged between the stirring shaft, the dispersion shaft and the machine base.

[0006] Further, in the utility model, the disperser includes a dispersion disc connected with the dispersion shaft, and a plurality of upper blades and a plurality of lower blades are arranged at intervals along the circumferential direction of the dispersion disc on the outer periphery of the dispersion disc.

[0007] Further, in the present utility model, the steam inlet is communicated with the half pipe at the bottom, the steam outlet is communicated with the half pipe at the top, and a discharging port is provided at the bottom of the kettle body.

[0008] Further, in the present utility model, the intermediate stirring disc is fixedly installed on the stirring shaft, the upper stirring disc and the lower stirring disc are respectively installed in the vertical grooves formed on the stirring shaft, and springs are respectively arranged between the upper stirring disc, the lower stirring disc and the intermediate stirring disc.

[0009] Further, in the present utility model, the longitudinal stirring net includes a plurality of upper connecting arc rods hinged to the upper stirring disc and a plurality of lower connecting arc rods hinged to the lower stirring disc, and the upper connecting arc rods and the lower connecting arc rods are rotationally connected in a one-to-one correspondence.

[0010] Compared with the prior art, the present utility model has the following advantages: the stirring range of the anchor-type blade adopted in the present utility model is large, the disperser can stir at a high speed. On this basis, three-section stirring discs are newly added to the stirring shaft, which can further disperse and stir the materials with blades in different postures. Cooperating with the external longitudinal stirring net, horizontal and vertical stirring can be realized. The upper and lower stirring discs and the longitudinal stirring net are designed in a linkage manner and can be adaptively adjusted during the stirring process. The coverage range of multiple stirrers cooperating for stirring is large, the mixing effect is good, the stirring time can be greatly shortened, and the use requirements can be met; the setting of the jacket outside the kettle body, cooperating with the filled heat-insulating cotton, can ensure that the stirring temperature of the materials meets the requirements and ensure operation safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 is the front view of the present utility model;

[0012] Figure 2 is the specific layout schematic diagram of each stirring disc and the longitudinal stirring net in the present utility model;

[0013] Figure 3 is the top view of the present utility model;

[0014] Wherein: 1. Kettle body; 2. Kettle cover; 3. Stirring shaft; 3a. Vertical groove; 4. Dispersion shaft; 5. Anchor-type blade; 6. Disperser; 6a. Dispersion disc; 6b. Upper blade; 6c. Lower blade; 7. Machine base; 8. Reduction motor; 9. Driving motor; 10. Mechanical seal; 11. Jacket; 12. Steam inlet; 13. Steam outlet; 14. Half pipe; 15. Heat-insulating cotton; 16. Discharging port; 17. Upper stirring disc; 17a. Upward-curving blade; 18. Intermediate stirring disc; 18a. Vertical blade; 19. Lower stirring disc; 19a. Downward-curving blade; 20. Longitudinal stirring net; 20a. Upper connecting arc rod; 20b. Lower connecting arc rod; 21. Spring; 22. Liquid material inlet; 23. Powder material inlet; 24. Temperature measuring port; 25. Vacuum port; 26. Manhole port. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0015] The specific embodiments of the present utility model will be described in detail below in conjunction with the accompanying drawings.

[0016] Embodiment:

[0017] The specific embodiment of a biaxial dispersion stirring kettle for an epoxy resin composite according to the present utility model is shown in the accompanying drawings. As Figure 1 , it mainly includes a kettle body 1, a kettle cover 2 hermetically covered with the kettle body 1. A stirring shaft 3 and a dispersion shaft 4 are arranged in the kettle body 1. The lower end of the stirring shaft 3 is connected with an anchor blade 5, and the lower end of the dispersion shaft 4 is connected with a disperser 6. The disperser 6 includes a dispersion disc 6a connected with the dispersion shaft 4, and a plurality of upper blades 6b and a plurality of lower blades 6c arranged at intervals along the circumferential direction of the dispersion disc 6a on the outer periphery of the dispersion disc 6a. The disperser 6 is located in the area formed between the anchor blade 5 and the stirring shaft 3.

[0018] A reduction motor 8 and a driving motor 9 are installed on the top of the kettle cover 2 through a machine base 7. The upper ends of the stirring shaft 3 and the dispersion shaft 4 respectively extend into the machine base 7 and are correspondingly connected with the output shafts of the reduction motor 8 and the driving motor 9. Mechanical seals 10 are respectively arranged between the stirring shaft 3, the dispersion shaft 4 and the machine base 7.

[0019] The outer part of the kettle body 1 is wrapped with a jacket 11, and a steam inlet 12 and a steam outlet 13 are arranged on the jacket 11. A half pipe 14 is spirally wound along the axial direction of the kettle body 1 on the outer wall of the kettle body 1 between the jacket 11 and the kettle body 1. The steam inlet 12 is communicated with the bottom half pipe 14, and the steam outlet 13 is communicated with the top half pipe 14. The jacket 11 is filled with heat insulating cotton 15, and the heat insulating cotton 15 wraps the half pipe 14. A discharge port 16 is arranged at the bottom of the kettle body 1.

[0020] Furthermore, in this embodiment, an upper stirring disc 17, an intermediate stirring disc 18, and a lower stirring disc 19 are sequentially connected to the stirring shaft 3 from top to bottom. A longitudinal stirring net 20 is connected between the upper stirring disc 17 and the lower stirring disc 19. Specifically, as shown in Figure 2 , the intermediate stirring disc 18 is fixedly installed on the stirring shaft 3. A plurality of vertical blades 18a are arranged at intervals on the outer periphery of the intermediate stirring disc 18, and adjacent two vertical blades 18a are staggered up and down; the upper stirring disc 17 and the lower stirring disc 19 are respectively installed in vertical grooves 3a opened on the stirring shaft 3. Springs 21 are respectively arranged between the upper stirring disc 17, the lower stirring disc 19 and the intermediate stirring disc 18. A plurality of upwardly inclined blades 17a arranged at intervals are provided at the upper end of the upper stirring disc 17, and a plurality of downwardly inclined blades 19a arranged at intervals are provided at the lower end of the lower stirring disc 19; the longitudinal stirring net 20 includes a plurality of upper connecting arc rods 20a hinged to the upper stirring disc 17 and a plurality of lower connecting arc rods 20b hinged to the lower stirring disc 19, and the upper connecting arc rods 20a and the lower connecting arc rods 20b are rotatably connected in one-to-one correspondence.

[0021] While the stirring shaft 3 drives the anchor-type blade 5 to rotate, it can also drive the three stirring discs and the longitudinal stirring net 20 to rotate synchronously, so as to realize horizontal and vertical stirring. The upper stirring disc 17, the lower stirring disc 19 and the longitudinal stirring net 20 are designed to be linked and can be adaptively adjusted during the stirring process. The upper stirring disc 17 and the lower stirring disc 19 can move along the vertical groove 3a of the stirring shaft 3, and the longitudinal stirring net 20 can be folded outwards or contracted inwards.

[0022] In addition, in this embodiment, in combination with Figure 3 , two liquid material feeding ports 22, a powder material feeding port 23, a temperature measuring port 24, a vacuum port 25 and a manhole port 26 are provided on the kettle cover 2, all of which are prior arts.

[0023] When the stirring kettle of the present utility model works, materials enter the kettle body 1 from the liquid material feeding port 22 or the powder material feeding port 23. The reduction motor 8 and the driving motor 9 are started, and the stirring shaft 3 drives the anchor-type blade 5, the three stirring discs and the longitudinal stirring net 20 to rotate. The stirring range of the anchor-type blade 5 is large, and the stirring discs and the longitudinal stirring net 20 can realize horizontal and vertical stirring, further dispersing and stirring the materials. The dispersing shaft 4 drives the disperser 6 to rotate to realize high-speed stirring. The coverage range of the cooperation of various stirrers for stirring is large, and the mixing effect is good, which can greatly shorten the stirring time and meet the use requirements. The setting of the external jacket 11 of the kettle body 1, in cooperation with the filled heat-insulating cotton 15, can ensure that the stirring temperature of the materials meets the requirements and ensure the operation safety.

[0024] Of course, the above embodiments are only used to illustrate the technical concept and characteristics of the present utility model, and their purpose is to enable those who are familiar with this technology to understand the content of the present utility model and implement it accordingly, and cannot be used to limit the protection scope of the present utility model. All modifications made according to the spirit of the main technical solution of the present utility model should be covered within the protection scope of the present utility model.

Claims

1. A biaxial dispersion stirring kettle for epoxy resin composite, characterized in that: It includes a kettle body (1) and a kettle cover (2) that is hermetically sealed to the kettle body (1). A stirring shaft (3) and a dispersion shaft (4) are provided inside the kettle body (1). The lower end of the stirring shaft (3) is connected to an anchor impeller (5), and the lower end of the dispersion shaft (4) is connected to a disperser (6). The disperser (6) is located in the area formed between the anchor impeller (5) and the stirring shaft (3). The outer part of the kettle body (1) is wrapped with a jacket (11). A steam inlet (12) and a steam outlet (13) are provided on the jacket (11). Along the axial direction of the kettle body (1) on the outer wall of the kettle body (1) between the jacket (11) and the kettle body (1), a half pipe (14) is coiled. The steam inlet and outlet are communicated with the half pipe (14), and heat-insulating cotton (15) is filled in the jacket (11). On the stirring shaft (3), an upper stirring disc (17), a middle stirring disc (18), and a lower stirring disc (19) are sequentially connected from top to bottom. A longitudinal stirring net (20) is connected between the upper stirring disc (17) and the lower stirring disc (19). Upward-angled blades (17a) and downward-angled blades (19a) with opposite orientations are provided on the upper stirring disc (17) and the lower stirring disc (19). A number of vertical blades (18a) are spaced at intervals on the outer periphery of the middle stirring disc (18). Adjacent two vertical blades (18a) are staggered up and down. The stirring shaft (3) can drive each stirring disc and the longitudinal stirring net (20) to rotate synchronously to achieve sufficient stirring.

2. A biaxial dispersion stirring kettle for an epoxy resin composite according to claim 1, characterized in that: At the top of the kettle cover (2), a reduction motor (8) and a driving motor (9) are installed through a machine base (7). The upper ends of the stirring shaft (3) and the dispersion shaft (4) respectively extend into the machine base (7) and are correspondingly connected to the output shafts of the reduction motor (8) and the driving motor (9). Mechanical seals (10) are respectively provided between the stirring shaft (3), the dispersion shaft (4) and the machine base (7).

3. A biaxial dispersion stirring kettle for epoxy resin composite according to claim 1, characterized in that: The disperser (6) includes a dispersion disc (6a) connected to the dispersion shaft (4), and a number of upper blades (6b) and a number of lower blades (6c) spaced at intervals along the circumferential direction of the dispersion disc (6a) on the outer periphery of the dispersion disc (6a).

4. A biaxial dispersion stirring kettle for an epoxy resin composite according to claim 1, characterized in that: The steam inlet (12) is communicated with the bottom half pipe (14), the steam outlet (13) is communicated with the top half pipe (14), and a discharge port (16) is provided at the bottom of the kettle body (1).

5. A biaxial dispersion stirring kettle for an epoxy resin composite according to claim 1, characterized in that: The middle stirring disc (18) is fixedly installed on the stirring shaft (3). The upper stirring disc (17) and the lower stirring disc (19) are respectively installed in vertical grooves (3a) opened on the stirring shaft (3). Springs (21) are respectively provided between the upper stirring disc (17), the lower stirring disc (19) and the middle stirring disc (18).

6. A biaxial dispersion stirring kettle for an epoxy resin composite according to claim 5, characterized in that: The longitudinal stirring net (20) includes a number of upper connecting arc rods (20a) hinged to the upper stirring disc (17) and a number of lower connecting arc rods (20b) hinged to the lower stirring disc (19). The upper connecting arc rods (20a) and the lower connecting arc rods (20b) are rotatably connected in one-to-one correspondence.

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