Feeding device for powder mixing machine

Abstract

The utility model discloses a feeding device for a powder mixing machine, which comprises a feeding structure, the top of the feeding structure is provided with a plurality of groups of reserved grooves, one of a leaked material storage tank or a cover plate is mounted on the reserved grooves in a threaded manner, the feeding structure is provided with a premixing component, and the premixing component is provided with a feeding hole. The premixing assembly comprises a primary mixing assembly and a secondary mixing assembly, the primary mixing assembly comprises a rotating motor and a centrifugal disc, the secondary mixing assembly comprises a pump machine and an air pipe, material pushing plates distributed circumferentially are arranged on the centrifugal disc, and the air pipe comprises an airflow concentration pipe and an airflow distribution opening. The utility model belongs to the technical field of mixing devices, and particularly relates to a premixing device which is used for premixing by arranging a primary mixing assembly and a secondary mixing assembly, and improving the premixing effect and efficiency by arranging a pushing plate, an airflow concentration pipe and an airflow distribution opening.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of mixing device, specifically point to a kind of feeding device for powder mixing machine. BACKGROUND

[0002] The processing of powder materials is involved in the pharmaceutical, chemical, light industry and food industries. The processing of powder materials generally includes crushing, weighing, fluidization, mixing and sub-packaging, etc. The mixing process involves the mixing of powder and powder, and powder and particles. The mixing machine is a commonly used material mixing equipment, which currently mostly uses blade stirring type, and the blade is rotated by motor drive to stir the material.

[0003] The blade stirring type mixing machine often has uneven stirring. The blade can only stir the part of material in direct contact with it, and the material between the blade and the container shell cannot be fully mixed, resulting in uneven mixing of the whole batch of material, which needs to be processed twice, time-consuming and laborious.

[0004] The existing powder mixing machine feeding device has a single structure, and cannot pre-mix the powder according to the use needs, so the mixing efficiency cannot be improved. INVENTION CONTENTS

[0005] The technical problem to be solved by the utility model is:

[0006] The existing powder mixing machine feeding device has a single structure, and cannot pre-mix the powder according to the use needs, so the mixing efficiency cannot be improved.

[0007] To solve the above technical problems, the technical scheme provided by the utility model is: a feeding device for powder mixing machine, comprising a feeding structure, a plurality of reserved slots are formed at the top of the feeding structure, one of a material leakage storage tank or a cover plate is installed on the reserved slot by screw thread, a premixing assembly is arranged on the feeding structure, the premixing assembly comprises a primary mixing assembly and a secondary mixing assembly, the primary mixing assembly is installed in the feeding structure by a mounting bracket, so that there is a gap between the inner walls of the feeding structure, and the secondary mixing assembly is installed on the feeding structure.

[0008] Further, the primary mixing assembly comprises a rotating motor and a centrifugal disc, the rotating motor is fixedly installed on the mounting bracket and penetrates the mounting bracket, and the centrifugal disc is fixedly arranged on the output shaft of the rotating motor.

[0009] Further, the secondary mixing assembly comprises a pump and an air pipe, the pump is fixed on the top of the feeding structure by a bracket, the air pipe is arranged at the bottom of the feeding structure and penetrates the feeding structure, and the pump and the air pipe are connected by a pipe.

[0010] Further, the centrifugal disc is provided with circumferentially distributed push plates.

[0011] Further, the air pipe comprises an air flow concentration pipe welded at the bottom of the feeding structure and air flow distribution ports welded on the air flow concentration pipe and penetrating through the feeding structure, the air flow distribution ports are provided in multiple groups and uniformly distributed on the air flow concentration pipe, the air pipe is hollow as a whole, and the air flow concentration pipe is circularly arranged.

[0012] Further, the feeding structure is additionally provided with a rebound plate on the inner wall, and the rebound plate is provided with protrusions.

[0013] Further, the feeding structure is additionally provided with a funnel-shaped feeding port at the end.

[0014] The powder feeding device for the powder mixing machine has the following beneficial effects by adopting the above structure:

[0015] The primary mixing assembly and the secondary mixing assembly are arranged to pre-mix, and the pushing plate, the air flow concentration pipe and the air flow distribution ports are arranged to improve the pre-mixing effect and efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 The overall structure schematic view of the powder feeding device for the powder mixing machine is provided.

[0017] Figure 2 The structure schematic view of the powder feeding device for the powder mixing machine from another angle is provided.

[0018] Figure 3 The cross-sectional view of the powder feeding device for the powder mixing machine is provided.

[0019] Figure 4 The cross-sectional view of the powder feeding device for the powder mixing machine from another angle is provided.

[0020] 1, feeding structure, 2, material leakage storage tank, 3, cover plate, 4, primary mixing assembly, 5, secondary mixing assembly, 6, reserved groove, 7, rotating motor, 8, centrifugal disc, 9, pump, 10, air pipe, 11, pushing plate, 12, air flow concentration pipe, 13, air flow distribution port, 14, mounting bracket, 15, rebound plate, 16, protrusion.

[0021] The accompanying drawings are used to provide a further understanding of the present application, and constitute a part of the specification, and are used to explain the present application together with the embodiments of the present application, and do not constitute a limitation on the present application. DETAILED DESCRIPTION

[0022] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments; based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the present application.

[0023] As shown in Figures 1-4 The utility model provides a feeding device for powder mixing machine, including feeding structure 1, the top of feeding structure 1 is set with multiple groups of reserved groove 6, one of leakage storage tank 2 or cover plate 3 is installed on reserved groove 6, and the feeding structure 1 is equipped with premixing assembly, and the premixing assembly includes primary mixing assembly 4 and secondary mixing assembly 5, the primary mixing assembly 4 is installed in the feeding structure 1 through mounting bracket 14, so that there is a gap between the inner wall of the feeding structure 1, the secondary mixing assembly 5 is installed on the feeding structure 1, according to the need of use, one to four groups of reserved groove 6 can be installed, the reserved groove 6 not used is installed cover plate 3, the powder to be fed is placed in the reserved groove 6, enters the feeding structure 1 along the reserved groove 6, the primary mixing assembly 4 runs and rotates the powder, mixes and shakes, the powder enters the space below the primary mixing assembly 4 along the gap between the primary mixing assembly 4 and the feeding structure 1, is blown up and mixed under the action of secondary mixing assembly 5, and finally one part remains in the feeding structure 1, and the other part leaves the feeding structure 1 to complete feeding, and the feeding structure 1 terminal end is equipped with funnel-shaped feeding port 17.

[0024] As shown in Figure 4 In order to carry out preliminary mixing, the primary mixing assembly 4 includes rotating motor 7 and centrifugal disc 8, the rotating motor 7 is fixedly installed on the mounting bracket 14 and is arranged through the mounting bracket 14, the centrifugal disc 8 is fixedly arranged on the output shaft of the rotating motor 7, the rotating motor 7 drives the centrifugal disc 8 to rotate, and the powder falling on the centrifugal disc 8 is thrown out and enters secondary premixing.

[0025] As shown in Figure 2 、 3 In order to mix again, the secondary mixing assembly 5 includes pump 9 and air pipe 10, the pump 9 is fixed on the top of the feeding structure 1 through the support, the air pipe 10 is arranged at the bottom of the feeding structure 1 and is arranged through the feeding structure 1, the pump 9 and the air pipe 10 are connected through the pipe, the pump 9 runs and blows air into the feeding structure 1, the powder is irregularly blown, the powder floats and mixes in the feeding structure 1, and the powder is relatively mixed when leaving the feeding structure 1.

[0026] As shown in Figure 4 In order to improve the operation effect of the primary mixing assembly 4, the centrifugal disc 8 is provided with circumferentially distributed pushing plates 11, the pushing plates 11 repeatedly push the powder during the rotation of the centrifugal disc 8, and the centrifugal effect is increased.

[0027] As Figures 3-4 shown, in order to blow the powder evenly for mixing, the air pipe 10 comprises an air flow concentration pipe 12 and air flow distribution ports 13, the air flow concentration pipe 12 is welded at the bottom of the feeding structure 1, the air flow distribution ports 13 are welded on the air flow concentration pipe 12 and arranged through the feeding structure 1, the air flow distribution ports 13 are provided with multiple groups and evenly distributed on the air flow concentration pipe 12, the air pipe 10 is hollow as a whole, the air flow concentration pipe 12 is circularly arranged, the air from the pump 9 runs into the air flow concentration pipe 12 through the pipe and is distributed to the air flow distribution ports 13, the air flow distribution ports 13 blow the powder from various directions, and the pre-mixing is comprehensively carried out.

[0028] As Figure 3 shown, in order to increase the mixing effect, the rebound plate 15 is further arranged on the inner wall of the feeding structure 1, the rebound plate 15 is provided with protrusions 16, the powder hits the protrusions 16 to improve the running state in the feeding structure 1 and accelerate the mixing.

[0029] It should be noted that, in the present text, relational terms such as first and second and the like can only be used to distinguish one entity or action from another entity or action, without necessarily requiring or implying that there is any such actual relationship or order between these entities or actions. Moreover, the terms "comprises", "comprising", or any other variant thereof are intended to cover non-exclusive inclusions, so that a process, method, article, or apparatus that includes a list of elements does not only include those elements, but also includes other elements not explicitly listed, or further includes elements inherent in such a process, method, article, or apparatus.

[0030] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

[0031] The above describes the present application and its embodiments, which are not restrictive, and the embodiments shown in the drawings are only one of the embodiments of the present application, and the actual structure is not limited thereto. In general, if a person skilled in the art is inspired by it, without departing from the creative purpose of the present application, without creative design, similar structure and embodiments of the technical solution can be designed, which should belong to the protection scope of the present application.

Claims

1. A feeding device for a powder mixer, comprising a feeding structure (1), characterized in that: The feeding structure (1) is provided with a plurality of reserved grooves (6) on the top, one of which is provided with a leakage storage tank (2) or a cover plate (3) through screwing, the feeding structure (1) is provided with a premixing assembly, the premixing assembly comprises a primary mixing assembly (4) and a secondary mixing assembly (5), the primary mixing assembly (4) is installed in the feeding structure (1) through a mounting bracket (14), and a gap is formed between the inner walls of the feeding structure (1), and the secondary mixing assembly (5) is installed on the feeding structure (1).

2. The powder feeding device for a powder mixer according to claim 1, wherein: The primary mixing assembly (4) comprises a rotating motor (7) and a centrifugal disc (8), the rotating motor (7) is fixedly installed on the mounting bracket (14) and penetrates the mounting bracket (14), and the centrifugal disc (8) is fixedly arranged on the output shaft of the rotating motor (7).

3. The powder feeding device for a powder mixer according to claim 2, wherein: The secondary mixing assembly (5) comprises a pump (9) and an air pipe (10), the pump (9) is fixed on the top of the feeding structure (1) through a support, the air pipe (10) is arranged at the bottom of the feeding structure (1) and penetrates the feeding structure (1), and the pump (9) and the air pipe (10) are connected through a pipe.

4. The powder feeding device for a powder mixer according to claim 3, wherein: The centrifugal disc (8) is provided with a plurality of pusher plates (11) distributed in a circle.

5. The powder feeding device for a powder mixer according to claim 4, wherein: The air pipe (10) comprises a gas flow concentrating pipe (12) and a gas flow distribution port (13), the gas flow concentrating pipe (12) is welded at the bottom of the feeding structure (1), the gas flow distribution port (13) is welded on the gas flow concentrating pipe (12) and penetrates the feeding structure (1), the gas flow distribution port (13) is provided with a plurality of groups and is uniformly distributed on the gas flow concentrating pipe (12), the air pipe (10) is hollow as a whole, and the gas flow concentrating pipe (12) is circular.

6. A powder feeder for a powder mixer as claimed in claim 5, wherein: The inner wall of the feeding structure (1) is further provided with a rebound plate (15), and the rebound plate (15) is provided with a protrusion (16).

7. A powder feeder for a powder mixer as claimed in claim 6, wherein: The feeding structure (1) is provided with a funnel-shaped feeding port (17) at the end.

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