A mixing device for low temperature spray drying

Abstract

The utility model discloses a mixing device for low-temperature spray drying, including a mixing box, a cover plate is arranged at the upper end of the mixing box, a motor is fixedly connected to the upper end of the cover plate, a first rotating shaft is arranged at the lower end of the motor, a spiral rotating sheet is arranged on one side of the first rotating shaft, a scraper is arranged on one side of the spiral rotating sheet, and a second rotating shaft is fixedly connected to the lower end of the first rotating shaft. Through the above structure, a plurality of connecting members are arranged on the outer side of the first rotating shaft, a scraper is fixedly connected to one side of the connecting member, and a first scraping tip block and a second scraping tip block are symmetrically fixedly connected on both sides of the scraper, so as to facilitate scraping off the wet material on the inner wall of the mixing box, a first rotating shaft is fixedly connected to the lower end of the electric push rod, a plurality of spiral rotating sheets are evenly fixedly connected to the outer side of the first rotating shaft, a second rotating shaft is fixedly connected to the lower end of the first rotating shaft, and a spiral feeding sheet is fixedly connected to the outer side of the second rotating shaft, so as to facilitate processing of all the materials inside the mixing box.

Description

Technical Field

[0001] The utility model relates to the technical field of mixing materials for low-temperature spray drying, in particular to mixing equipment for low-temperature spray drying. Background Art

[0002] When low-temperature spray drying wet materials is performed, the materials inside need to be mixed, so it is necessary to set up a mixing device for low-temperature spray drying.

[0003] When the mixing equipment for low-temperature spray drying is used, after mixing in the prior art, a lot of materials will stick to the inner wall of the mixing box, making it difficult to scrape the materials off. When the materials are stored inside the mixing box for processing, they are prone to blockage due to the relatively small density between the raw materials. Utility Model Content

[0004] The utility model aims to provide a mixing device for low-temperature spray drying, which is convenient for scraping wet materials on the inner wall of a mixing box, so that all materials inside the mixing box can be processed and the mixing box is not easily blocked.

[0005] In order to achieve the above-mentioned purpose, a mixing device for low-temperature spray drying is provided, including a mixing box, a cover plate is provided at the upper end of the mixing box, a motor is fixedly connected to the upper end of the cover plate, a first rotating shaft is provided at the lower end of the motor, a spiral rotating sheet is provided on one side of the first rotating shaft, a scraper is provided on one side of the spiral rotating sheet, a second rotating shaft is fixedly connected to the lower end of the first rotating shaft, a first scraping tip block and a second scraping tip block are symmetrically fixedly connected on both sides of the scraper, and the side wall of the scraper is provided with a fitting arc surface.

[0006] According to the mixing equipment for low-temperature spray drying, a lower hopper is fixed and connected to the lower end of the mixing box.

[0007] According to the mixing equipment for low-temperature spray drying, the outer wall of the cover plate is provided with a locking thread.

[0008] According to the mixing equipment for low-temperature spray drying, two feed hole columns are symmetrically fixedly connected to the inner side of the cover plate, and the feed hole columns are communicated with the inner side of the mixing box.

[0009] According to the mixing equipment for low-temperature spray drying, a groove is provided inside the first rotating shaft, an electric push rod is fixedly connected to the inner wall of the groove, and the electric push rod is fixedly connected to the output end of the motor.

[0010] According to the mixing equipment for low-temperature spray drying, one side of the scraper is fixedly connected to a connecting piece, and one side of the connecting piece is fixedly connected to the spiral rotating sheet.

[0011] According to the mixing equipment for low-temperature spray drying, a spiral feeding piece is fixedly connected to the outer side of the second rotating shaft.

[0012] Beneficial effects:

[0013] 1. A plurality of connecting parts are arranged on the outside of the first rotating shaft, a scraper is fixedly connected to one side of the connecting part, a fitting arc surface is arranged on the side wall of the scraper, and a first scraping tip block and a second scraping tip block are symmetrically fixedly connected to both sides of the scraper, so that it is convenient to scrape the wet material on the inner wall of the mixing box.

[0014] 2. An electric push rod is arranged at the lower end of the motor, and a first rotating shaft is fixedly connected to the lower end of the electric push rod, and a plurality of spiral rotating plates are evenly fixedly connected to the outer side of the first rotating shaft, a second rotating shaft is fixedly connected to the lower end of the first rotating shaft, and a spiral feeding plate is fixedly connected to the outer side of the second rotating shaft, so that it is convenient to process all the materials inside the mixing box and it is not easy to be blocked.

[0015] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0017] Figure 1 This is a three-dimensional diagram of a mixing device for low-temperature spray drying proposed by the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the stirring structure inside the mixing box of a mixing device for low-temperature spray drying proposed by the utility model;

[0019] Figure 3 This is a schematic structural diagram of a cover plate at the upper end of a mixing box of a mixing device for low-temperature spray drying proposed by the utility model;

[0020] Figure 4 The utility model proposed Figure 2 Schematic diagram of the structure at A in the middle.

[0021] Legend:

[0022] 1. Mixing box; 2. Lower hopper; 3. Cover plate; 4. Feed hole column; 5. Motor; 6. Locking thread; 7. First rotating shaft; 8. Groove; 9. Electric push rod; 10. Spiral rotating piece; 11. Connecting piece; 12. Scraper; 13. Fitting arc surface; 14. First scraping tip block; 15. Second scraping tip block; 16. Second rotating shaft; 17. Spiral feed piece. DETAILED DESCRIPTION

[0023] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0024] Reference Figure 1-4 The utility model embodiment is a mixing device for low-temperature spray drying, which includes a mixing box 1, a cover plate 3 is arranged on the upper end of the mixing box 1, a motor 5 is fixedly connected to the upper end of the cover plate 3, the motor 5 drives the feeding structure to rotate, a first rotating shaft 7 is arranged at the lower end of the motor 5, a spiral rotating piece 10 is arranged on one side of the first rotating shaft 7, the spiral rotating piece 10 is used to rotate the feeding, a scraper 12 is arranged on one side of the spiral rotating piece 10, a second rotating shaft 16 is fixedly connected to the lower end of the first rotating shaft 7, and a first scraping tip block 14 and a second scraping tip block 15 are symmetrically fixedly connected on both sides of the scraper 12, the first scraping tip block 14 and the second scraping tip block 15 are used to scrape off the material on the inner wall, and the side wall of the scraper 12 is provided with a fitting arc surface 13.

[0025] The lower end of the mixing box 1 is fixed and connected with a lower hopper 2.

[0026] The outer wall of the cover plate 3 is provided with a locking thread 6 .

[0027] Two feed hole columns 4 are symmetrically fixedly connected to the inner side of the cover plate 3 , and the feed hole columns 4 are communicated with the inner side of the mixing box 1 .

[0028] A groove 8 is provided inside the first rotating shaft 7, and an electric push rod 9 is fixedly connected to the inner wall of the groove 8. The electric push rod 9 is a prior art structure that provides a fixed connection between the electric push rod 9 and the output end of the motor 5 through an internal motor structure.

[0029] One side of the scraper 12 is fixedly connected with a connecting member 11 , and the connecting member 11 is used to fix the scraper 12 . One side of the connecting member 11 is fixedly connected to the spiral rotating piece 10 .

[0030] A spiral feeding piece 17 is fixedly connected to the outer side of the second rotating shaft 16 .

[0031] Working principle: After the device is installed, a plurality of connecting parts 11 are arranged on the outer side of the first rotating shaft 7, a scraper 12 is fixedly connected to one side of the connecting part 11, a fitting camber 13 is arranged on the side wall of the scraper 12, a first scraping tip block 14 and a second scraping tip block 15 are symmetrically fixedly connected on both sides of the scraper 12, so that it is convenient to scrape the wet material on the inner wall of the mixing box 1, an electric push rod 9 is arranged at the lower end of the motor 5, the lower end of the electric push rod 9 is fixedly connected to the first rotating shaft 7, a plurality of spiral rotating pieces 10 are evenly fixedly connected to the outer side of the first rotating shaft 7, a second rotating shaft 16 is fixedly connected to the lower end of the first rotating shaft 7, a spiral feeding piece 17 is fixedly connected to the outer side of the second rotating shaft 16, so that it is convenient to process all the materials inside the mixing box 1, so that it is not easy to be blocked.

[0032] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A mixing device for low temperature spray drying, comprising a mixing box (1), characterized in that: The mixing box (1) is provided with a cover plate (3) at the upper end, a motor (5) is fixedly connected to the upper end of the cover plate (3), a first rotating shaft (7) is provided at the lower end of the motor (5), a spiral rotating sheet (10) is provided on one side of the first rotating shaft (7), a scraper (12) is provided on one side of the spiral rotating sheet (10), a second rotating shaft (16) is fixedly connected to the lower end of the first rotating shaft (7), a first scraper tip block (14) and a second scraper tip block (15) are symmetrically fixedly connected on both sides of the scraper (12), and a fitting arc surface (13) is provided on the side wall of the scraper (12).

2. A mixing device for low-temperature spray drying according to claim 1, characterized in that: The lower end of the mixing box (1) is fixed and communicated with a lower hopper (2).

3. A mixing device for low-temperature spray drying according to claim 1, characterized in that: The outer wall of the cover plate (3) is provided with a locking thread (6).

4. A mixing device for low-temperature spray drying according to claim 1, characterized in that: Two feed hole columns (4) are symmetrically fixedly connected to the inner side of the cover plate (3), and the feed hole columns (4) are in communication with the inner side of the mixing box (1).

5. The mixing equipment for low-temperature spray drying according to claim 1, characterized in that: A groove (8) is provided on the inner side of the first rotating shaft (7), an electric push rod (9) is fixedly connected to the inner wall of the groove (8), and the electric push rod (9) is fixedly connected to the output end of the motor (5).

6. A mixing device for low-temperature spray drying according to claim 1, characterized in that: One side of the scraper (12) is fixedly connected to a connecting piece (11), and one side of the connecting piece (11) is fixedly connected to the spiral rotating piece (10).

7. A mixing device for low-temperature spray drying according to claim 1, characterized in that: A spiral feeding piece (17) is fixedly connected to the outer side of the second rotating shaft (16).

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