Processing device for polyester resin

Abstract

The utility model discloses a processing device for polyester resin, and relates to the technical field of polyester resin processing. A servo motor is fixedly connected to the top end of a reaction kettle, a feeding port is formed in the top end of the reaction kettle and located in the side end of the servo motor, a plurality of supporting legs are fixedly connected to the outer edge of the bottom end of the reaction kettle in the axial direction, a discharging port is fixedly connected to the bottom end of the reaction kettle, and a mixing assembly is arranged in the reaction kettle and connected with the reaction kettle in a matched mode. The mixing assembly is fixedly connected with a rotating pipe, the rotating pipe is matched and connected with a servo motor, the conveying assembly is arranged in the reaction kettle, the bottom end of the conveying assembly is matched and connected with supporting legs, and the supporting legs are fixedly connected with the bottom end of the reaction kettle; the raw materials move downwards along the mixing assembly, meanwhile, the mixing assembly stirs the raw materials, the mixing assembly stirs the raw materials vertically, the flowing raw materials can be fully stirred by the mixing assembly, and the production quality of polyester resin is guaranteed.

Description

Technical Field

[0001] The utility model belongs to the field of polyester resin processing, and in particular relates to a processing device for polyester resin. Background Art

[0002] Polyester resin is an important synthetic resin with excellent chemical stability, mechanical properties and weather resistance. It is widely used in coatings, plastics, textiles, electronic products and other fields. It has good rigidity, wear resistance and chemical resistance, as well as good transparency and weather resistance.

[0003] In the prior art, polyester resin is often processed and produced using a reactor, in which well-proportioned raw materials are placed in the reactor, which heats and melts the raw materials. An agitator is provided in the reactor, and the agitator drives the stirring blades to stir the raw materials horizontally, thereby achieving the processing effect of the polyester resin.

[0004] However, when the stirring blade stirs the raw materials horizontally, only the raw materials in contact with the stirring blade will be stirred, and the raw materials far away from the stirring blade cannot be fully stirred, which leads to uneven purity of the produced polyester resin, thereby causing the quality of the polyester resin processed in the reactor to decrease. Utility Model Content

[0005] The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the utility model proposes a processing device for polyester resin, which solves the problem that when a stirring blade stirs the raw material horizontally, only the raw material in contact with the stirring blade is stirred, and the raw material far away from the stirring blade cannot be fully stirred, which leads to uneven purity of the produced polyester resin, thereby causing the quality of the polyester resin processed in the reactor to decrease.

[0006] To achieve the above-mentioned purpose, according to an embodiment of the first aspect of the utility model, a processing device for polyester resin is provided, comprising:

[0007] A reactor, wherein a servo motor is fixedly connected to the top of the reactor, a feed port is provided at the top of the reactor and the feed port is located at the side end of the servo motor, a plurality of legs are axially fixedly connected to the outer edge of the bottom end of the reactor, and a discharge port is fixedly connected to the bottom end of the reactor;

[0008] A mixing assembly, the mixing assembly is arranged inside the reactor and is cooperatively connected to the reactor, the mixing assembly is fixedly connected to a rotating tube, and the rotating tube is cooperatively connected to a servo motor;

[0009] The conveying component is arranged inside the reaction kettle, and the bottom end of the conveying component is connected with a support foot, and the support foot is fixedly connected to the bottom end of the reaction kettle.

[0010] As a further solution of the utility model: a connecting plate is fixedly connected to the bottom end of the servo motor, a plurality of connecting rods are arranged between the connecting plate and the rotating tube, the plurality of connecting rods are equidistantly distributed at the top end of the rotating tube along the axis of the rotating tube, and the upper and lower ends of the connecting rods are fixedly connected to the connecting plate and the rotating tube respectively.

[0011] As a further solution of the utility model: the mixing assembly is provided with several groups in the height direction of the reactor, and the mixing assembly includes: a fixed cone, a rotating cone and a mixing plate. The outer edge of the top end of the fixed cone is fixedly connected to the inner wall of the reactor, the rotating cone is fixedly connected to the rotating tube, and the bottom end of the rotating cone is axially fixedly connected with several mixing plates. The rotating cone and the fixed cone are both conical in shape, and the mixing plate is cooperatively connected to the fixed cone.

[0012] As a further solution of the utility model: a guide plate is fixedly connected to the top end of the rotating tube, and the edge of the guide plate is inclined toward the bottom end of the reactor and has a horizontal height higher than that of the fixed cone.

[0013] As a further solution of the utility model: the mixing plate is provided with a plurality of mixing holes along the length direction, a plurality of mixing strips are fixedly connected to the bottom end of the mixing plate along the length direction, and the mixing strips are slidably connected to the outer wall of the fixed cone.

[0014] As a further solution of the utility model: the conveying component includes: a heat conducting pipe, a driving machine, a rotating shaft and wings, the heat conducting pipe is sleeved in the rotating pipe, the bottom end of the heat conducting pipe is fixedly connected to the bottom end of the inner wall of the reactor, a plurality of pipe inlets are axially opened at the bottom of the heat conducting pipe, and a collecting box is provided on the outer wall of the bottom end of the heat conducting pipe. The upper and lower ends of the collecting box are respectively fixedly connected to the mixing component and the heat conducting pipe, and the inner wall of the pipe inlet is inclined toward the bottom end of the reactor, the driving machine is fixedly connected to the bottom end of the reactor, the top end of the driving machine is fixedly connected to the rotating shaft, the outer wall of the rotating shaft is fixedly connected to the wings, and the rotating shaft and the wings are arranged in the heat conducting pipe.

[0015] As a further solution of the utility model: the wing blade is fixedly connected with a plurality of retaining columns along the center line of the rotating shaft in the longitudinal direction, and triangular grooves are longitudinally opened at both ends of the retaining columns, and the cross-section of the triangular grooves is triangular.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. Put the raw materials into the reactor from the feed port. When the raw materials are heated and melted in the reactor, the rotating tube can drive the components in the mixing assembly to rotate, and the raw materials move downward along the mixing assembly. At the same time, the mixing assembly stirs the raw materials. Compared with the horizontal stirring of traditional stirring blades, the mixing assembly stirs the raw materials vertically. The flowing raw materials can be fully stirred by the mixing assembly, ensuring the quality of polyester resin production.

[0018] 2. When the raw materials reach the bottom of the reactor, the conveying component transports the raw materials upward, and the raw materials move to the top of the mixing component, and the raw materials are stirred again. The conveying component achieves the effect of circulating stirring of the raw materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 The left diagram is the overall structure of the utility model;

[0021] Figure 3 It is the AA cross-sectional view of the overall structure of the utility model;

[0022] Figure 4 This is a schematic diagram of the structure of the hybrid component of the utility model;

[0023] Figure 5 This is a schematic diagram of the heat conduction pipe structure of the utility model;

[0024] Figure 6 This is a schematic diagram of the wing blade and baffle structure of the utility model;

[0025] Figure 7 It is a schematic diagram of the structure of the mixing plate of the utility model.

[0026] Illustration: 1. Reactor; 2. Servo motor; 3. Feed inlet; 4. Support foot; 5. Guide plate; 6. Fixed cone; 7. Rotating cone; 8. Mixing plate; 9. Rotating tube; 10. Heat transfer tube; 11. Collecting box; 12. Pipe inlet; 13. Discharge outlet; 14. Driving machine; 15. Rotating shaft; 16. Wing blade; 17. Block column; 18. Connecting rod; 19. Connecting plate; 20. Triangular groove; 22. Mixing hole; 23. Mixing strip. DETAILED DESCRIPTION

[0027] The technical solution of the utility model will be described clearly and completely in conjunction with the embodiments below. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of 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.

[0028] like Figures 1 to 7 As shown, a processing device for polyester resin includes: a reaction kettle 1, a mixing component and a conveying component,

[0029] A servo motor 2 is fixedly connected to the top of the reactor 1, a feed port 3 is provided at the top of the reactor 1 and the feed port 3 is located at the side end of the servo motor 2, a plurality of legs 4 are axially fixedly connected to the outer edge of the bottom end of the reactor 1, and a discharge port 13 is fixedly connected to the bottom end of the reactor 1. The reactor 1 belongs to a reaction device of the prior art. The raw materials are put into the reactor 1 from the feed port 3, and then the feed port 3 and the discharge port 13 are sealed by the plugging element of the prior art. The legs 4 at the bottom end of the reactor 1 play a role of supporting and fixing the reactor 1;

[0030] The mixing assembly is arranged inside the reactor 1 and is connected with the reactor 1. The mixing assembly is fixedly connected with a rotating tube 9, which is connected with the servo motor 2. When the raw material is heated and melted in the reactor 1, the rotating tube 9 can drive the components in the mixing assembly to rotate, and the raw material moves downward along the mixing assembly. At the same time, the mixing assembly stirs the raw material. Compared with the horizontal stirring of the traditional stirring blade, the mixing assembly stirs the raw material vertically, wherein the flowing raw material can be fully stirred by the mixing assembly, thereby ensuring the quality of the polyester resin production;

[0031] The conveying component is arranged inside the reactor 1, and the bottom end of the conveying component is connected with a support foot 4, and the support foot 4 is fixedly connected to the bottom end of the reactor 1. When the raw material reaches the bottom of the reactor 1, the conveying component conveys the raw material upward, and the raw material moves to the top of the mixing component, and the raw material is stirred again. The conveying component realizes the effect of circulating stirring of the raw material.

[0032] In some specific embodiments, a connecting plate 19 is fixedly connected to the bottom end of the servo motor 2, and a plurality of connecting rods 18 are arranged between the connecting plate 19 and the rotating tube 9. The plurality of connecting rods 18 are evenly distributed at the top of the rotating tube 9 along the axis of the rotating tube 9, and the upper and lower ends of the connecting rods 18 are respectively fixedly connected to the connecting plate 19 and the rotating tube 9. In order to ensure that the elements of the mixing assembly obtain the rotational power, the servo motor 2 drives the connecting plate 19 to rotate, and the connecting plate 19 drives the rotating tube 9 to rotate through the connecting rods 18, and the rotating tube 9 provides the rotational power to the elements of the mixing assembly.

[0033] In some specific embodiments, the mixing assembly is provided with several groups in the height direction of the reactor 1, and the mixing assembly includes: a fixed cone 6, a rotating cone 7 and a mixing plate 8. The outer edge of the top of the fixed cone 6 is fixedly connected to the inner wall of the reactor 1, the rotating cone 7 is fixedly connected to the rotating tube 9, and the bottom end of the rotating cone 7 is axially fixedly connected with several mixing plates 8. The rotating cone 7 and the fixed cone 6 are both conical in shape, and the mixing plate 8 is matched with the fixed cone 6. In order for those skilled in the art to better understand the working principle of the mixing assembly of the utility model, when the raw materials enter the reactor 1 from the feed port 3, the raw materials are gathered on the top of the fixed cone 6, and the raw materials are The raw material starts to slide along the bottom end of the fixed cone 6 to the rotating cone 7, and the rotating tube 9 drives the rotating cone 7 to rotate. Under the action of centrifugal force, the raw material slides upward along the inner wall of the rotating cone 7, and the raw material falls on the fixed cone 6 at the bottom of the rotating cone 7 at the edge of the top of the rotating cone 7. Since a number of mixing plates 8 are fixedly connected to the bottom of the rotating cone 7, the rotating cone 7 drives the mixing plates 8 to rotate. When the raw material slides downward on the fixed cone 6 at the bottom of the rotating cone 7, the mixing plates 8 stir the raw material. It should be noted that the raw material flows on the fixed cone 6 and the rotating cone 7, and the flow stirs the raw material.

[0034] In some specific embodiments, a guide plate 5 is fixedly connected to the top of the rotating tube 9, and the edge of the guide plate 5 is inclined toward the bottom end of the reactor 1 and has a horizontal height higher than that of the fixed cone 6. In order to ensure that the conveying component can convey the raw materials to the fixed cone 6 at the top of the mixing component, when the raw materials are delivered to the top of the rotating tube 9 by the conveying component, the raw materials slide from the top of the rotating tube 9 onto the guide plate 5, and the raw materials slide along the surface of the mixing plate 8 to the top of the fixed cone 6, and the fixed cone 6 realizes the function of guiding the raw materials.

[0035] In some specific embodiments, the mixing plate 8 is provided with a plurality of mixing holes 22 along the length direction, and a plurality of mixing strips 23 are fixedly connected to the bottom end of the mixing plate 8 along the length direction, and the mixing strips 23 are slidably connected to the outer wall of the fixed cone 6. When the mixing plate 8 rotates following the rotating tube 9, the mixing plate 8 stirs the raw materials, and part of the raw materials can pass through the mixing holes 22 provided on the mixing plate 8. The mixing strips 23 fixed at the bottom end of the mixing plate 8 slide along the inner wall of the fixed cone 6, thereby ensuring that the raw materials closely attached to the inner wall of the fixed cone 6 can be stirred, thereby achieving the effect of fully stirring and mixing the raw materials. At the same time, the mixing plate 8 provides centripetal force to the raw materials on the fixed cone 6, further accelerating the downward flow of the raw materials on the fixed cone 6, improving the stirring reaction effect of the raw materials, and improving the efficiency of polyester resin production.

[0036] In some specific embodiments, the conveying assembly includes: a heat pipe 10, a driving machine 14, a rotating shaft 15 and a blade 16. The heat pipe 10 is sleeved in the rotating tube 9. The bottom end of the heat pipe 10 is fixedly connected to the bottom end of the inner wall of the reactor 1. A plurality of pipe inlets 12 are axially opened at the bottom of the heat pipe 10. A collecting box 11 is provided on the outer wall of the bottom end of the heat pipe 10. The upper and lower ends of the collecting box 11 are respectively fixedly connected to the mixing assembly and the heat pipe 10, and the inner wall of the pipe inlet 12 is inclined toward the bottom end of the reactor 1. The driving machine 14 is fixedly connected to the bottom end of the reactor 1. The driving machine 14 is fixedly connected to the bottom end of the reactor 1. The top of the machine 14 is fixedly connected to the rotating shaft 15, the outer wall of the rotating shaft 15 is fixedly connected to the wing blade 16, and the rotating shaft 15 and the wing blade 16 are arranged in the heat conducting pipe 10. The wing blade 16 is fixedly connected to a plurality of blocking columns 17 along the center line of the rotating shaft 15 in the longitudinal direction. The two ends of the blocking column 17 are longitudinally provided with triangular grooves 20, and the cross section of the triangular groove 20 is triangular. In order for those skilled in the art to better understand the working principle of the conveying assembly of the utility model, when the raw material flows to the fixed cone 6 at the bottom of the mixing assembly, the raw material flows downward along the inner wall of the fixed cone 6 to the collection box 11, and the collection box 11 transports the raw materials to the bottom of the heat pipe 10, and the raw materials flow into the heat pipe 10 from the pipe inlet 12 opened at the bottom of the heat pipe 10. The driving machine 14 drives the rotating shaft 15 to rotate, and the rotating shaft 15 drives the wing blades 16 to rotate. The wing blades 16 transport the raw materials upward. At the same time, the wing blades 16 further stir the raw materials. Among them, the heat pipe 10 plays a role in separating and blocking the raw materials, ensuring that the raw materials can form a circulation effect through the conveying component. It should be noted that the heat pipe 10 can heat the raw materials inside the reactor 1. Heat, the heat pipe 10 transfers the heat to the rotating cone 7 and the mixing plate 8 through the rotating tube 9. Compared with the prior art, the feed port 3 heats the raw materials from the outside or the inside, and the heat pipe 10 achieves the effect of heating the raw materials when passing through the mixing component and the conveying component, thereby improving the efficiency of the raw materials being heated and melted. In order to further enhance the effect of the blades 16 on stirring the raw materials, the blocking column 17 blocks the raw materials flowing on the blades 16, and the triangular grooves 20 provided on the blocking column 17 further increase the area of ​​the blocking column 17 for the raw materials.

[0037] The above embodiments are only used to illustrate the technical method of the utility model rather than to limit it. Although the utility model is described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical method of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical method of the utility model.

Claims

1. A processing device for polyester resin, characterized in that: include: A reaction kettle (1), wherein a servo motor (2) is fixedly connected to the top of the reaction kettle (1), a feed port (3) is provided at the top of the reaction kettle (1) and the feed port (3) is located at the side end of the servo motor (2), a plurality of legs (4) are axially fixedly connected to the outer edge of the bottom end of the reaction kettle (1), and a discharge port (13) is fixedly connected to the bottom end of the reaction kettle (1); A mixing assembly, the mixing assembly being arranged inside the reaction kettle (1) and being cooperatively connected to the reaction kettle (1), the mixing assembly being fixedly connected to a rotating tube (9), and the rotating tube (9) being cooperatively connected to a servo motor (2); A conveying component is arranged inside the reaction kettle (1); the bottom end of the conveying component is cooperatively connected with a support foot (4); the support foot (4) is fixedly connected to the bottom end of the reaction kettle (1).

2. A processing device for polyester resin according to claim 1, characterized in that: A connecting plate (19) is fixedly connected to the bottom end of the servo motor (2), and a plurality of connecting rods (18) are arranged between the connecting plate (19) and the rotating tube (9). The connecting rods (18) are evenly distributed at the top end of the rotating tube (9) along the axis of the rotating tube (9), and the upper and lower ends of the connecting rods (18) are fixedly connected to the connecting plate (19) and the rotating tube (9) respectively.

3. A processing device for polyester resin according to claim 1, characterized in that: The mixing assembly is provided with a plurality of groups in the height direction of the reaction kettle (1), and the mixing assembly comprises: a fixed cone (6), a rotating cone (7) and a mixing plate (8); the outer edge of the top end of the fixed cone (6) is fixedly connected to the inner wall of the reaction kettle (1); the rotating cone (7) is fixedly connected to the rotating tube (9); the bottom end of the rotating cone (7) is axially fixedly connected to a plurality of mixing plates (8); the rotating cone (7) and the fixed cone (6) are both in a conical shape; and the mixing plate (8) is cooperatively connected to the fixed cone (6).

4. A processing device for polyester resin according to claim 3, characterized in that: The top end of the rotating tube (9) is fixedly connected to a guide plate (5), and the edge of the guide plate (5) is arranged to be inclined toward the bottom end of the reaction kettle (1) and has a horizontal height higher than that of the fixed cone (6).

5. A processing device for polyester resin according to claim 3, characterized in that: The mixing plate (8) is provided with a plurality of mixing holes (22) along the length direction, and a plurality of mixing strips (23) are fixedly connected to the bottom end of the mixing plate (8) along the length direction, and the mixing strips (23) are slidably connected to the outer wall of the fixed cone (6).

6. A processing device for polyester resin according to claim 1, characterized in that: The conveying assembly comprises: a heat conducting pipe (10), a driving machine (14), a rotating shaft (15) and wings (16); the heat conducting pipe (10) is sleeved in a rotating pipe (9); the bottom end of the heat conducting pipe (10) is fixedly connected to the bottom end of the inner wall of the reactor (1); a plurality of pipe inlets (12) are axially opened at the bottom of the heat conducting pipe (10); a collecting box (11) is provided on the outer wall of the bottom end of the heat conducting pipe (10); the upper and lower ends of the collecting box (11) are respectively fixedly connected to the mixing assembly and the heat conducting pipe (10); and the inner wall of the pipe inlet (12) is inclined toward the bottom end of the reactor (1); the driving machine (14) is fixedly connected to the bottom end of the reactor (1); the top end of the driving machine (14) is fixedly connected to the rotating shaft (15); the outer wall of the rotating shaft (15) is fixedly connected to the wings (16); and the rotating shaft (15) and the wings (16) are arranged in the heat conducting pipe (10).

7. A processing device for polyester resin according to claim 6, characterized in that: The wing blade (16) is fixedly connected to a plurality of blocking columns (17) along the center line of the rotating shaft (15) in the longitudinal direction. Triangular grooves (20) are longitudinally provided at both ends of the blocking columns (17). The cross section of the triangular grooves (20) is triangular.

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