Centrifugal dryer for baking soda production

The design of the detachable centrifuge tank solves the problem of material blockage, ensuring the stability and efficient operation of the baking soda dryer.

CN224551930UActive Publication Date: 2026-07-24WUHAN DEZE ENVIRONMENTAL PROTECTION TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
WUHAN DEZE ENVIRONMENTAL PROTECTION TECH CO LTD
Filing Date
2025-08-04
Publication Date
2026-07-24

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Abstract

The utility model relates to baking soda drying technical field, and disclose a kind of centrifugal drier for baking soda preparation, including dryer, the front of the dryer slidingly is provided with sliding door, the bottom of the dryer is provided with support column, the top of the dryer is provided with driving motor, the inside of the dryer is provided with centrifugal piece. Through driving motor drives centrifugal piece rotation, and can guarantee the stability of centrifugal piece in the movement process, the clamping of multiple steps, not only clamping mode stability, and operation process is simple, simultaneously can quickly realize the disassembly of centrifugal piece, can realize the frequent disassembly separation of centrifugal piece, to clean centrifugal piece and maintain, avoid excessive jam, influence baking soda drying situation.
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Description

Technical Field

[0001] This utility model relates to the field of baking soda drying technology, specifically a centrifugal dryer for preparing baking soda. Background Technology

[0002] Baking soda is an inorganic compound that is a white powder or fine crystal. It is odorless, has a salty taste, is easily soluble in water, slightly soluble in ethanol, and its aqueous solution is slightly alkaline. Due to its functions, it is widely used in chemical, pharmaceutical, food, light industry, textile and other industrial fields, as well as in people's daily lives, and occupies an important position in the national economy.

[0003] CN214950183U discloses a centrifugal dryer for preparing sodium bicarbonate, comprising a support base, a sleeve, and a collection box. The collection box is located on one side of the top of the support base, and a water outlet pipe is located at the top of the collection box. A sleeve is located at the top of the water outlet pipe, and a centrifuge tank is housed inside the sleeve. Support bars are provided on the inner wall of the centrifuge tank, and connection holes are formed on the surface of the support bars. Through the arrangement of the sleeve, centrifuge tank, drive motor, transmission rod, support bars, sealing ring, support plate, fixed base, stirring rod, fan, and heating pipe, the sleeve allows for the collection and discharge of water separated inside the centrifuge tank. The drive motor and transmission rod provide power for the rotation of the centrifuge tank. The stirring rod prevents the raw materials inside the centrifuge tank from clumping together, resulting in more uniform material distribution. The heating pipe heats the air transmitted by the fan, accelerating the evaporation of moisture from the raw materials inside the centrifuge tank.

[0004] During use, we have found at least the following problems: under long-term use, some materials tend to clump together due to high internal moisture content. These small clumps may clog the filter holes of the centrifuge. Frequent clogging under long-term use may affect the centrifugal drying efficiency of baking soda. Utility Model Content

[0005] (a) Technical problems to be solved

[0006] To address the shortcomings of existing technologies, this utility model provides a centrifugal dryer for preparing sodium bicarbonate, which has advantages such as a detachable centrifugal tank, thus solving the aforementioned problems.

[0007] (II) Technical Solution

[0008] To achieve the above objectives, this utility model provides the following technical solution: a centrifugal dryer for preparing baking soda, comprising a dryer, a sliding door slidably disposed on the front of the dryer, a support column disposed at the bottom of the dryer, a drive motor disposed at the top of the dryer, and a centrifugal element disposed inside the dryer.

[0009] The centrifugal component includes an electric push rod, a snap-fit ​​plate on the top of the electric push rod, a chassis inserted into both sides of the snap-fit ​​plate, a filter tube on the top of the chassis, a top plate on the top of the filter tube, a snap-fit ​​connector on the top of the top plate, a drive shaft inserted into the top of the snap-fit ​​connector, and snap-fit ​​parts on the side wall of the filter tube.

[0010] Preferably, a locking hole is provided on one side of the locking plate, and a plug rod is provided on one side of the chassis. The two chassis are respectively plugged into the locking holes on both sides of the locking plate through two plug rods.

[0011] Preferably, the snap-fit ​​component includes a first connecting plate and a second connecting plate. A snap-fit ​​rod is provided on one side of the first connecting plate. A storage groove is provided on the inner wall of the snap-fit ​​rod. A fixing plate is fixedly provided on the inner wall of the storage groove. An auxiliary rod and a spring are provided on both sides of the fixing plate. A trapezoidal block is provided at the other end of the spring. A sliding hole is provided inside the trapezoidal block. A snap-fit ​​groove is provided on the inner wall of the second connecting plate.

[0012] Preferably, the output shaft of the drive motor passes through the top of the dryer and extends into the interior of the dryer to be fixedly connected to the drive shaft. The top of the snap-fit ​​connector has a square groove, the inner wall of which is tightly inserted into the bottom of the drive shaft. The snap-fit ​​connector is divided into two halves, which are respectively fixed above the top plate.

[0013] Preferably, the two filter tubes are fixedly connected to the first connecting plate and the second connecting plate respectively, and there are two snap-fit ​​pieces, which are located on both sides of the filter tubes respectively. The first connecting plate is snapped into the inner wall groove of the second connecting plate by a snap-fit ​​rod.

[0014] Preferably, the trapezoidal block has an inclined angle on the side near the second connecting plate, the trapezoidal block is slidably connected to the auxiliary rod through a sliding hole, and the trapezoidal block is movably disposed on the inner wall of the storage groove.

[0015] (III) Beneficial Effects

[0016] Compared with the prior art, this utility model provides a centrifugal dryer for preparing baking soda, which has the following beneficial effects:

[0017] This centrifugal dryer for baking soda preparation divides the filter cartridge into two filter tubes, which are assembled in different ways using snap-fit ​​components and snap-fit ​​plates. Initial fixation of the two filter tubes is achieved through a plug-in assembly of the chassis and snap-fit ​​plates, utilizing frictional resistance. Then, through the design of the snap-fit ​​components, the two filter tubes are stably fixed by the stable snap-fit ​​between the first and second connecting plates. This stable fixation of the two filter tubes ensures that the snap-fit ​​joint at the top of the two top plates is in a stable state after merging. Therefore, as the snap-fit ​​joint engages with the drive shaft, the centrifugal components can be rotated by the drive motor, ensuring the stability of the centrifugal components during movement. This multi-step snap-fit ​​process not only ensures stable connection but also simplifies operation and allows for quick disassembly of the centrifugal components. Frequent disassembly and separation of the centrifugal components allows for cleaning and maintenance, preventing excessive clogging that could affect the drying of baking soda. Attached Figure Description

[0018] Figure 1 This is a schematic diagram of the structure of this utility model;

[0019] Figure 2 This is a schematic diagram of the internal structure of the dryer of this utility model;

[0020] Figure 3 This is a schematic diagram of the centrifugal component structure of this utility model;

[0021] Figure 4 This is a schematic diagram of the centrifugal component structure of this utility model;

[0022] Figure 5 This is a schematic diagram of the two filter tube separation structure of this utility model;

[0023] Figure 6 This is a schematic diagram of the snap-fit ​​structure of the first connecting plate and the second connecting plate of this utility model;

[0024] Figure 7 This is a schematic diagram of the explosion separation structure of the first connecting plate and the second connecting plate of this utility model.

[0025] In the diagram: 1. Dryer; 2. Sliding door; 3. Support column; 4. Drive motor; 5. Centrifugal component; 6. Snap-fit ​​component; 51. Electric push rod; 52. Snap-fit ​​plate; 53. Chassis; 54. Filter tube; 55. Top plate; 56. Snap-fit ​​connector; 57. Drive shaft; 521. Snap-fit ​​hole; 531. Insert rod; 61. First connecting plate; 62. Second connecting plate; 63. Snap-fit ​​rod; 64. Snap-fit ​​groove; 65. Storage groove; 66. Fixing plate; 67. Auxiliary rod; 68. Spring; 69. Trapezoidal block; 610. Sliding hole. Detailed Implementation

[0026] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0027] Please see Figure 1-2 A centrifugal dryer for preparing baking soda includes a dryer 1, a sliding door 2 slidably disposed on the front of the dryer 1, a support column 3 disposed at the bottom of the dryer 1, a drive motor 4 disposed at the top of the dryer 1, and a centrifugal element 5 disposed inside the dryer 1.

[0028] according to Figure 3-5 As shown, the centrifugal component 5 includes an electric push rod 51, a snap-fit ​​plate 52 on the top of the electric push rod 51, a base plate 53 inserted into both sides of the snap-fit ​​plate 52, a filter tube 54 on the top of the base plate 53, a top plate 55 on the top of the filter tube 54, a snap-fit ​​connector 56 on the top of the top plate 55, a drive shaft 57 inserted into the top of the snap-fit ​​connector 56, a snap-fit ​​part 6 on the side wall of the filter tube 54, a snap-fit ​​hole 521 on one side of the snap-fit ​​plate 52, and a plug rod 531 on one side of the base plate 53. The two base plates 53 are respectively inserted into the snap-fit ​​holes 521 on both sides of the snap-fit ​​plate 52 through two plug rods 531.

[0029] The output shaft of the drive motor 4 passes through the top of the dryer 1 and extends into the interior of the dryer 1 and is fixedly connected to the drive shaft 57. The top of the snap-fit ​​connector 56 is provided with a square groove, and the inner wall of the square groove is tightly inserted into the bottom of the drive shaft 57. The snap-fit ​​connector 56 is divided into two halves, which are fixed above the top plate 55 respectively.

[0030] In use, first place one of the filter tubes 54 above the electric push rod 51, and then connect the base 53 and the snap-fit ​​plate 52 through the insertion rod 531 and the snap-fit ​​hole 521. Then, connect the other filter tube 54 to the snap-fit ​​plate 52 in the same way. There are feeding ports on the top of the centrifugal component 5 and the top of the dryer 1, and the two feeding ports are corresponding. Therefore, after the centrifugal component 5 is installed, the material is fed into the interior of the assembled centrifugal component 5 through the feeding port. During this process, the snap-fit ​​pieces 6 on both sides of the two filter tubes 54 are closed. At this time, start the electric push rod 51, which pushes the entire filter tube 54 upward until the bottom of the drive shaft 57 is stably snapped into the square groove at the top of the snap-fit ​​piece 56. At this time, start the drive motor 4, which will drive the two filter tubes 54 to rotate, thereby achieving the purpose of centrifugal drying of the material inside the filter tubes 54.

[0031] according to Figure 6-7As shown, the snap-fit ​​component 6 includes a first connecting plate 61 and a second connecting plate 62. A snap-fit ​​rod 63 is provided on one side of the first connecting plate 61. A storage groove 65 is provided on the inner wall of the snap-fit ​​rod 63. A fixing plate 66 is fixedly provided on the inner wall of the storage groove 65. An auxiliary rod 67 and a spring 68 are provided on both sides of the fixing plate 66. A trapezoidal block 69 is provided at the other end of the spring 68. A sliding hole 610 is provided inside the trapezoidal block 69. A snap-fit ​​groove 64 is provided on the inner wall of the second connecting plate 62.

[0032] Two filter tubes 54 are fixedly connected to the first connecting plate 61 and the second connecting plate 62 respectively, and there are two snap-fit ​​pieces 6. The two snap-fit ​​pieces 6 are located on both sides of the filter tube 54. The first connecting plate 61 is snapped into the inner wall slot 64 of the second connecting plate 62 through the snap-fit ​​rod 63. The trapezoidal block 69 is provided with an inclined angle on the side near the second connecting plate 62. The trapezoidal block 69 is slidably connected to the auxiliary rod 67 through the sliding hole 610. The trapezoidal block 69 is movably set on the inner wall of the storage groove 65.

[0033] In use, after the two filter tubes 54 are assembled in the first step via the snap-fit ​​plate 52, the first connecting plate 61 is aligned with the second connecting plate 62, and the snap-fit ​​rod 63 is snapped into the inside of the slot 64. During this process, the trapezoidal block 69 is pushed and squeezed towards the side closer to the fixed plate 66, compressing the spring 68, until the trapezoidal block 69 is completely retracted into the inside of the receiving groove 65. When the snap-fit ​​rod 63 passes through the slot 64, the two trapezoidal blocks 69 are pushed by the elastic force of the spring 68, causing... The bottom surface of the trapezoidal block 69 engages with the side of the second connecting plate 62, thus enabling the engagement of the first connecting plate 61 and the second connecting plate 62. This ensures the stable connection of the two filter tubes 54 and guarantees the stability of the centrifugal component 5 during the centrifugal drying process. When the centrifugal component 5 needs to be disassembled, press the two trapezoidal blocks 69 to retract them into the inside of the locking rod 63, and then pull the two filter tubes 54 to separate the first connecting plate 61 and the second connecting plate 62, thereby achieving the separation of the two filter tubes 54.

[0034] In summary, this centrifugal dryer for baking soda preparation divides the filter cartridge into two filter tubes 54. The two filter tubes 54 are assembled in different ways through snap-fit ​​parts 6 and snap-fit ​​plates 52. The two filter tubes 54 are initially fixed by the plug-in assembly of the base 53 and the snap-fit ​​plates 52, utilizing frictional resistance. Then, through the design of the snap-fit ​​parts 6, the two filter tubes 54 are stably fixed by the stable snap-fit ​​of the first connecting plate 61 and the second connecting plate 62. At this time, because the two filter tubes 54 are stably fixed, the snap-fit ​​joint 56 at the top after the two top plates 55 are combined is in a stable state. Therefore, as the snap-fit ​​joint 56 is snapped with the drive shaft 57, the centrifugal component 5 can be driven by the drive motor 4 to rotate, and the stability of the centrifugal component 5 during the movement can be ensured. The multi-step snap-fit ​​not only makes the snap-fit ​​method stable, but also makes the operation simple. At the same time, it can quickly disassemble the centrifugal component 5, enabling frequent disassembly and separation of the centrifugal component 5 for cleaning and maintenance, avoiding excessive clogging and affecting the drying of baking soda.

[0035] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A centrifugal dryer for preparing sodium bicarbonate, comprising a dryer (1), characterized in that: The dryer (1) has a sliding door (2) on its front side, a support column (3) at its bottom, a drive motor (4) at its top, and a centrifugal component (5) inside. The centrifugal component (5) includes an electric push rod (51), a snap-fit ​​plate (52) is provided on the top of the electric push rod (51), a chassis (53) is inserted into both sides of the snap-fit ​​plate (52), a filter tube (54) is provided on the top of the chassis (53), a top plate (55) is provided on the top of the filter tube (54), a snap-fit ​​connector (56) is provided on the top of the top plate (55), a drive shaft (57) is inserted into the top of the snap-fit ​​connector (56), and a snap-fit ​​member (6) is provided on the side wall of the filter tube (54).

2. The centrifugal dryer for preparing sodium bicarbonate according to claim 1, characterized in that: The snap-fit ​​plate (52) has a snap-fit ​​hole (521) on one side, and the chassis (53) has a plug rod (531) on one side. The two chassis (53) are respectively connected to the snap-fit ​​holes (521) on both sides of the snap-fit ​​plate (52) through the two plug rods (531).

3. The centrifugal dryer for preparing sodium bicarbonate according to claim 1, characterized in that: The snap-fit ​​component (6) includes a first connecting plate (61) and a second connecting plate (62). A snap-fit ​​rod (63) is provided on one side of the first connecting plate (61). A storage groove (65) is provided on the inner wall of the snap-fit ​​rod (63). A fixing plate (66) is fixedly provided on the inner wall of the storage groove (65). An auxiliary rod (67) and a spring (68) are provided on both sides of the fixing plate (66). A trapezoidal block (69) is provided at the other end of the spring (68). A sliding hole (610) is provided inside the trapezoidal block (69). A snap-fit ​​groove (64) is provided on the inner wall of the second connecting plate (62).

4. A centrifugal dryer for preparing sodium bicarbonate according to claim 1, characterized in that: The output shaft of the drive motor (4) passes through the top of the dryer (1) and extends into the interior of the dryer (1) and is fixedly connected to the drive shaft (57). The top of the snap-fit ​​connector (56) is provided with a square groove, and the inner wall of the square groove is tightly inserted into the bottom of the drive shaft (57). The snap-fit ​​connector (56) is divided into two halves, which are fixed above the top plate (55).

5. A centrifugal dryer for preparing sodium bicarbonate according to claim 3, characterized in that: The two filter tubes (54) are fixedly connected to the first connecting plate (61) and the second connecting plate (62) respectively, and there are two snap-fit ​​pieces (6). The two snap-fit ​​pieces (6) are located on both sides of the filter tube (54). The first connecting plate (61) is snapped into the inner wall slot (64) of the second connecting plate (62) by a snap-fit ​​rod (63).

6. A centrifugal dryer for preparing sodium bicarbonate according to claim 3, characterized in that: The trapezoidal block (69) has an inclined angle on the side near the second connecting plate (62). The trapezoidal block (69) is slidably connected to the auxiliary rod (67) through the sliding hole (610). The trapezoidal block (69) is movably disposed on the inner wall of the storage groove (65).