Fluidized bed for producing calcium propionate

Abstract

The utility model discloses a fluidized bed for producing calcium propionate, which comprises a box body, supporting legs are arranged at four corners of the bottom of the box body, supporting pads are arranged at the bottoms of the supporting legs, a fluidized bed body is arranged on one side of the box body, and a discharge port is arranged outside one side, close to the box body, of the fluidized bed body. The screening assembly comprises a plurality of springs fixedly connected to the two sides of the interior of the box body. The output shaft of the motor drives the disc to rotate so as to drive the fixed column eccentrically fixed on the disc to rotate, so that the connecting rod on the fixed column pushes the push plate connected with the shaft block to move, and the two movable rods connected with the push plate drive calcium propionate at the top of the sieve plate to reciprocate; calcium propionate dust passing through the second screening plate falls into the dust collecting box through screening holes in the second screening plate, and meanwhile calcium propionate screened on the first screening plate and the second screening plate is discharged from a screening opening.

Description

Technical Field

[0001] The utility model belongs to the field of fluidized beds, and in particular relates to a fluidized bed for producing calcium propionate. Background Art

[0002] Calcium propionate, also known as calcium propionate salt and calcium oleate, is a relatively new acidic food mildew inhibitor. It appears as white calcium propionate or powder, is odorless or has a slight odor of isopropionic acid, is hygroscopic, easily soluble in water, and its aqueous solution is weakly alkaline. It is slightly soluble in methanol and ethanol, and insoluble in benzene and acetone.

[0003] For example, publication number CN 110567235 A3 proposes a fluidized bed for producing calcium propionate, comprising a casing, wherein the casing comprises a sedimentation chamber, a granulation chamber and a hot air chamber from top to bottom, a hot air outlet is provided at the upper end of the sedimentation chamber, and the hot air outlet is connected to a pulse dust collector, and a granulation chamber is provided below the sedimentation chamber, characterized in that a plurality of nozzles are provided on the same horizontal line on the side wall of the granulation chamber, a hot air chamber is provided below the granulation chamber, an air distribution plate is provided between the hot air chamber and the granulation chamber, a hot air inlet is provided on the side wall of the hot air chamber, and the hot air forms a guided airflow through the guide holes on the air distribution plate, and a feed port and a discharge port are provided on both sides of the casing, and the feed port is connected to a centrifuge through an auger.

[0004] However, in the implementation of relevant technologies, it was found that the above fluidized bed for producing calcium propionate still has the following problems: during actual use, the above device coats the fine calcium propionate in a boiling state, and the calcium propionate is continuously coated and dried during the flow from back to front in the fluidized bed, and finally forms finished particles, which are discharged from the fluidized bed outlet. In addition, the particle size produced after coating and drying the outside of the calcium propionate will be affected by the fluidization, resulting in differences in particle size, which is not convenient for subsequent packaging and weighing, resulting in a certain degree of limitation in the practicability of the device. Therefore, improvements are now made to a fluidized bed for producing calcium propionate. Utility Model Content

[0005] In order to overcome the above-mentioned defects of the prior art, an embodiment of the utility model provides a fluidized bed for producing calcium propionate, which can quickly disperse calcium propionate of different sizes through a screening component, and utilizes a bidirectional motor to vibrate the first sub-screen plate and the second sub-screen plate to screen the calcium propionate, so as to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model proposes a fluidized bed for producing calcium propionate, comprising a box body, supporting legs are arranged at the four corners of the bottom of the box body, supporting pads are arranged at the bottom of the supporting legs, a fluidized bed body is arranged on one side of the box body, a discharge port is arranged on the outside of the fluidized bed body close to the box body, a screening assembly is arranged inside the box body, the screening assembly comprises a plurality of springs fixedly connected to both sides of the inside of the box body, a sieve plate is installed between the plurality of springs, two movable rods are connected to one side of the sieve plate, the two movable rods are movably passed through one side of the box body and are connected to a push plate, a mounting plate is installed on the side of the box body close to the push plate, a motor is arranged on the top of the mounting plate, the output shaft of the motor is connected to a disc, the disc is centrifugally connected to a positioning pin, one end of the positioning pin is rotatably connected to a connecting rod, one end of the connecting rod is rotatably connected to a shaft block, and the shaft block is fixedly connected to the push plate.

[0007] Preferably, two sub-screening openings are provided on one side of the box body, and a first sub-screening plate and a second sub-screening plate are fixedly sleeved inside the box body, and the first sub-screening plate and the second sub-screening plate pass through the sub-screening openings and extend to the outside of the box body.

[0008] Preferably, sub-sieve holes are formed inside the first sub-sieve plate and the second sub-sieve plate, and the diameter of the sub-sieve holes of the first sub-sieve plate is larger than the diameter of the sub-sieve holes of the second sub-sieve plate.

[0009] Preferably, bidirectional motors are installed on both sides of the exterior of the box body, and the output shaft of the bidirectional motor is fixedly connected to a centrifugal disk.

[0010] Preferably, a slide groove is provided inside the box body, and a dust collecting box is slidably connected inside the slide groove.

[0011] Preferably, the connecting rod is rotatably connected to the push plate via a shaft block.

[0012] The fluidized bed for producing calcium propionate proposed by the utility model can bring the following beneficial effects:

[0013] The disc is driven to rotate by the output shaft of the motor, thereby driving the fixed column eccentrically fixed on the disc to rotate, and then the connecting rod on the fixed column pushes the pushing plate connected to the shaft block to move, so that the two movable rods connected to the pushing plate drive the calcium propionate on the top of the screen plate to reciprocate, so that the calcium propionate clumping of large and small sizes on the screen plate is dispersed, and the calcium propionate dust on the second sub-screen plate falls into the interior of the dust collecting box through the sub-screen holes on the second sub-screen plate. At the same time, the calcium propionate screened on the first sub-screen plate and the second sub-screen plate is discharged from the screening port. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present invention. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention.

[0015] In the attached picture:

[0016] Figure 1 The utility model is a schematic diagram of the overall structure of a fluidized bed for producing calcium propionate.

[0017] Figure 2 The utility model is a schematic diagram of a top view of the fluidized bed for producing calcium propionate.

[0018] Figure 3 The utility model is a fluidized bed for producing calcium propionate Figure 1 Schematic diagram of the structure at point A in the middle.

[0019] In the figure: 1. box body; 2. supporting legs; 3. supporting pads; 4. first sub-screen plate; 5. dust collecting box; 6. second sub-screen plate; 7. centrifugal disc; 8. bidirectional motor; 9. fluidized bed body; 10. discharge port; 11. spring; 12. sieve plate; 13. push plate; 14. movable rod; 15. shaft block; 16. connecting rod; 17. fixed column; 18. disc; 19. motor; 20. mounting plate. DETAILED DESCRIPTION

[0020] In order to more clearly illustrate the overall concept of the present invention, a detailed description is given below in the form of examples in conjunction with the accompanying drawings.

[0021] In the description of the present invention, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "axial", "radial", "circumferential" and the like indicating orientations or positional relationships are 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 referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0022] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0023] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like 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, an electrical connection, or a communication; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] In the present utility model, unless otherwise clearly specified and limited, the first feature "on" or "under" the second feature may be that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. In the description of this specification, the description of reference terms "one scheme", "some schemes", "examples", "specific examples", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the scheme or example are included in at least one scheme or example of the present utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same scheme or example. Moreover, the specific features, structures, materials or characteristics described may be combined in a suitable manner in any one or more schemes or examples.

[0025] like Figure 1 to Figure 3 As shown, an embodiment of the utility model proposes a fluidized bed for producing calcium propionate, including a box body 1, support legs 2 are provided at the four corners of the bottom of the box body 1, support pads 3 are provided at the bottom of the support legs 2, a fluidized bed body 9 is provided on one side of the box body 1, a discharge port 10 is provided on the outside of the fluidized bed body 9 close to the box body 1, a screening assembly is provided inside the box body 1, the screening assembly includes a plurality of springs 11 fixedly connected to both sides of the inside of the box body 1, a sieve plate 12 is installed between the plurality of springs 11, one side of the sieve plate 12 is connected to two movable rods 14, the two movable rods 14 are movably connected to a push plate 13 on one side of the box body 1, a mounting plate 20 is installed on the side of the box body 1 close to the push plate 13, a motor 19 is provided on the top of the mounting plate 20, the output shaft of the motor 19 is connected to a disc 18, the disc 18 is centrifugally connected to a positioning pin 17, one end of the positioning pin 17 is rotatably connected to a connecting rod 16, one end of the connecting rod 16 is rotatably connected to a shaft block 15, and the shaft block 15 is fixedly connected to the push plate 13.

[0026] like Figure 1 As shown, two sub-screening openings are provided on one side of the box body 1 , and a first sub-screening plate 4 and a second sub-screening plate 6 are fixedly sleeved inside the box body 1 , and the first sub-screening plate 4 and the second sub-screening plate 6 pass through the sub-screening openings and extend to the outside of the box body 1 .

[0027] like Figure 1As shown, sub-sieve holes are formed inside the first sub-sieve plate 4 and the second sub-sieve plate 6 , and the diameter of the sub-sieve holes of the first sub-sieve plate 4 is larger than the diameter of the sub-sieve holes of the second sub-sieve plate 6 .

[0028] like Figure 1 As shown, bidirectional motors 8 are installed on both sides of the outside of the box body 1, and the output shaft of the bidirectional motor 8 is fixedly connected to the centrifugal disk 7.

[0029] like Figure 1 As shown, a chute is provided inside the box body 1, and a dust collecting box 5 is slidably connected inside the chute, so that the calcium propionate dust on the second sub-screen plate 6 falls into the interior of the dust collecting box 5 through the sub-screen holes on the second sub-screen plate 6.

[0030] like Figure 1 and Figure 3 As shown, the connecting rod 16 is rotatably connected to the push plate 13 through the shaft block 15. The connecting rod 16 on the fixed column 17 pushes the push plate 13 connected to the shaft block 15 to move, so that the two movable rods 14 connected to the push plate 13 drive the calcium propionate on the top of the sieve plate 12 to reciprocate.

[0031] Working principle:

[0032] After calcium propionate is fluidized into calcium propionate particles in the fluidized bed body 9, it is discharged through the discharge port 10, so that calcium propionate falls onto the sieve plate 12, and at the same time, the motor 19 is driven so that the output shaft of the motor 19 drives the disc 18 to rotate, thereby driving the fixed column 17 eccentrically fixed on the disc 18 to rotate, and then the connecting rod 16 on the fixed column 17 drives the push plate 13 connected to the shaft block 15 to move, so that the two movable rods 14 connected to the push plate 13 drive the calcium propionate on the top of the sieve plate 12 to reciprocate, so that the calcium propionate of different sizes on the sieve plate 12 is evenly dispersed, so that the calcium propionate falls onto the first sub-sieve plate 4 along the sieve holes on the sieve plate 12, and at the same time, the bidirectional motors 8 on both sides of the box body 1 are driven so that the rotation of the bidirectional motor 8 drives the centrifugal disk 7 to rotate, thereby causing the box body 1 to vibrate, and then the calcium propionate smaller than the sub-sieve holes on the first sub-sieve plate 4 falls onto the second sub-sieve plate 6. The calcium propionate dust on the second sub-screen plate 6 is further made to fall into the dust collecting box 5 through the sub-screen holes on the second sub-screen plate 6. At the same time, the calcium propionate screened on the first sub-screen plate 4 and the second sub-screen plate 6 is discharged from the screening port and falls into the prepared collecting cylinder, thereby completing the screening of calcium propionate.

[0033] Each embodiment in this specification is described in a progressive manner, and the same or similar parts between the embodiments can be referred to each other, and each embodiment focuses on the differences from other embodiments. In particular, for the system embodiment, since it is basically similar to the method embodiment, the description is relatively simple, and the relevant parts can be referred to the partial description of the method embodiment.

[0034] The above description is only an embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent substitution, improvement, etc. made within the spirit and principle of the present invention shall be included in the scope of the claims of the present invention.

Claims

1. A fluidized bed for producing calcium propionate, comprising a box (1), wherein the box (1) is provided with support legs (2) at four corners of the bottom, and the bottom of the support legs (2) is provided with support pads (3), characterized in that: A fluidized bed body (9) is provided on one side of the box body (1), a discharge port (10) is provided on the outside of the fluidized bed body (9) close to the box body (1), a sieving assembly is provided inside the box body (1), the sieving assembly comprises a plurality of springs (11) fixedly connected to both sides of the box body (1), a sieve plate (12) is installed between the plurality of springs (11), one side of the sieve plate (12) is connected to two movable rods (14), the two movable rods (14) movably penetrate one side of the box body (1) and connect A pushing plate (13) is provided, a mounting plate (20) is installed on one side of the box body (1) close to the pushing plate (13), a motor (19) is provided on the top of the mounting plate (20), an output shaft of the motor (19) is connected to a disc (18), the disc (18) is centrifugally connected to a positioning pin (17), one end of the positioning pin (17) is rotatably connected to a connecting rod (16), one end of the connecting rod (16) is rotatably connected to a shaft block (15), and the shaft block (15) is fixedly connected to the pushing plate (13).

2. A fluidized bed for producing calcium propionate according to claim 1, characterized in that: Two sub-screening openings are provided on one side of the box body (1), and a first sub-screening plate (4) and a second sub-screening plate (6) are fixedly sleeved inside the box body (1), and the first sub-screening plate (4) and the second sub-screening plate (6) penetrate the sub-screening openings and extend to the outside of the box body (1).

3. A fluidized bed for producing calcium propionate according to claim 2, characterized in that: The first sub-sieve plate (4) and the second sub-sieve plate (6) are both provided with sub-sieve holes inside, and the diameter of the sub-sieve holes of the first sub-sieve plate (4) is larger than the diameter of the sub-sieve holes of the second sub-sieve plate (6).

4. A fluidized bed for producing calcium propionate according to claim 1, characterized in that: A bidirectional motor (8) is installed on both sides of the outside of the box body (1), and the output shaft of the bidirectional motor (8) is fixedly connected to a centrifugal disc (7).

5. A fluidized bed for producing calcium propionate according to claim 1, characterized in that: A slide groove is provided inside the box body (1), and a dust collecting box (5) is slidably connected inside the slide groove.

6. A fluidized bed for producing calcium propionate according to claim 1, characterized in that: The connecting rod (16) is rotationally connected to the push plate (13) via a shaft block (15).

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