Centrifugal machine for spirulina production

Abstract

The utility model belongs to the field of centrifugal machines, and particularly relates to a centrifugal machine for spirulina production, which comprises a machine shell, a shell cover is detachably mounted at the top of the machine shell, a lifting type backwashing mechanism is arranged on the shell cover, a driving motor is fixedly mounted at the bottom of the inner side of the machine shell, and the tail end of an output shaft of the driving motor is fixedly connected with a bottom plate. A centrifugal net barrel is fixedly connected to the edge of the upper end of the bottom plate. The lifting type backwashing mechanism is arranged on the shell cover of the centrifugal machine, and after the centrifugal machine is used up, the hollow threaded pipe in the lifting type backwashing mechanism is connected with the pressurized water source through the hose, so that clean water can be conveyed into the annular pipe and then sprayed out through the one-way valve nozzle; and the motor and the gear assembly are matched to drive the inner threaded sleeve to rotate, so that the lifting of the hollow threaded pipe and the annular pipe is realized, and the centrifugal net barrel rotates, so that the all-directional backwashing of the centrifugal net barrel is realized, and the cleaning effect is relatively good.

Description

Technical Field

[0001] The utility model relates to the field of centrifuges, in particular to a centrifuge for producing spirulina. Background Art

[0002] Phycocyanin is a dark blue powder separated from Spirulina. It mainly exists in blue algae, red algae and cryptoalgae. The main extraction method is to mix the Spirulina culture medium and then use a centrifuge to separate the Spirulina cells and culture medium. The supernatant after centrifugation contains a large amount of phycocyanin.

[0003] After searching, in the utility model patent with authorization announcement number CN210935412U, a disc centrifuge for producing phycocyanin is disclosed, including a mechanical body, a driving motor, a lower casing, a material control mechanism and a disc. The driving motor is fixed on the outer wall of one side of the mechanical body, and the output end of the driving motor is equipped with a rotating shaft through a coupling, and a turbine is fixed on the surface of the rotating shaft. The lower casing is fixed on the top of the mechanical body, and the upper casing is arranged on the top of the lower casing, and a feed frame is fixed on the inner wall of the upper casing.

[0004] When the existing centrifuge is in use, due to the centrifugal effect, the spirulina will adhere to the wall of the centrifugal bucket, thereby blocking the mesh, resulting in poor subsequent centrifugation, and the raw materials remaining in the mesh of the centrifugal bucket wall are difficult to clean, affecting subsequent use. Therefore, it is necessary to improve it. Utility Model Content

[0005] The utility model aims to provide a centrifuge for producing spirulina, which solves the problem that, in the existing centrifuge, spirulina adheres to the wall of the centrifugal barrel due to the centrifugal effect during use, thereby blocking the mesh and causing poor subsequent centrifugation. At the same time, it solves the problem that the raw materials remaining in the mesh of the centrifugal barrel wall are difficult to clean, affecting subsequent use.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a centrifuge for spirulina production, comprising a casing, a casing cover detachably mounted on the top of the casing, a lifting backwashing mechanism being arranged on the casing cover, a driving motor being fixedly mounted on the inner bottom of the casing, a bottom plate being fixedly connected to the end of the output shaft of the driving motor, a centrifugal net barrel being fixedly connected to the upper edge of the bottom plate, a sealing cover being fixedly connected to the bottom center of the casing cover, the sealing cover being slidably connected to the centrifugal net barrel, an anti-blocking mechanism being arranged below the sealing cover, and a drainage pipe being fixedly connected to the lower left side of the casing.

[0007] Preferably, the housing and the housing cover are both fixedly connected with connecting blocks, and the connecting blocks are connected with bolts through threads. The arrangement of the bolts and the connecting blocks facilitates the installation and opening and closing of the housing and the housing cover.

[0008] Preferably, the inner bottom of the housing is fixedly connected to a support seat, and a ball is arranged on the top of the support seat, and the ball contacts the bottom plate. The arrangement of the support seat and the ball has an auxiliary support function for the bottom plate and the centrifugal net barrel.

[0009] Preferably, the lifting backwashing mechanism includes an internal threaded sleeve installed inside the shell cover through a bearing, and the internal threaded sleeve is set through the shell cover, the inside of the internal threaded sleeve is connected to a hollow threaded tube through a thread, the bottom of the hollow threaded tube is fixedly connected to an annular tube, the inner ring wall of the annular tube is provided with a plurality of one-way valve nozzles distributed in an annular array, the upper outer part of the internal threaded sleeve is fixedly connected to a gear ring, the upper end of the shell cover is fixedly installed with a motor, the end of the output shaft of the motor is fixedly connected to a driving gear, and a meshing transmission connection is formed between the driving gear and the gear ring. By setting the lifting backwashing mechanism, the lifting and lowering of the periphery of the centrifugal net barrel can be realized, and then combined with the self-rotation of the centrifugal net barrel, all-round backwashing of the centrifugal net barrel can be realized, and the cleaning effect is better.

[0010] Preferably, the upper end of the ring tube is fixedly connected with a guide rod, the guide rod passes through the shell cover and is slidably connected to the shell cover, and the position of the guide rod is symmetrical with the hollow threaded tube. The setting of the guide rod has the effect of balancing the force and guiding the lifting of the ring tube.

[0011] Preferably, the anti-blocking mechanism comprises a connecting rod, a scraper is fixedly connected to the end of the horizontal part of the connecting rod, and the scraper contacts the inner wall of the centrifugal net barrel, a fixing sleeve is fixedly connected to the bottom of the cover, and a mounting sleeve is slidably sleeved on the upper part of the rod body of the connecting rod, and the mounting sleeve is connected to the fixing sleeve by threads. By setting the anti-blocking mechanism, the clogging of the barrel wall of the centrifugal net barrel can be prevented, and the centrifugation can be ensured to be smooth.

[0012] Preferably, a retaining ring is fixedly connected to the upper section of the rod body of the connecting rod, the retaining ring abuts against the fixing sleeve, and the mounting sleeve abuts against the retaining ring. Through the setting of the retaining ring, the connecting rod can be fixed after the mounting sleeve and the fixing sleeve are threadedly connected.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] 1. The utility model sets a lifting backwashing mechanism on the shell cover of the centrifuge. After the centrifuge is used, the hollow threaded pipe in the lifting backwashing mechanism is connected to the pressurized water source through a hose, so that clean water can be transported into the annular tube and then sprayed out through the one-way valve nozzle. The internal threaded sleeve can be driven to rotate through the cooperation of the motor and the gear assembly, thereby realizing the lifting and lowering of the hollow threaded pipe and the annular tube, and the self-rotation of the centrifugal net barrel can realize all-round backwashing of the centrifugal net barrel, and the cleaning effect is better.

[0015] 2. The utility model provides a cover on the shell cover to seal the centrifugal net barrel, and then installs a connecting rod on the cover. A scraper is provided at the end of the connecting rod. The scraper keeps in contact with the inner wall of the centrifugal net barrel. In this way, the scraper and the centrifugal net barrel rotate relatively, and the spirulina attached to the inner wall of the centrifugal net barrel can be pushed due to the centrifugal force, thereby preventing the centrifugal net barrel from being blocked and ensuring smooth centrifugation. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0017] Figure 2 For the utility model Figure 1 A front cross-sectional view of

[0018] Figure 3 For the utility model Figure 2 A magnified view of the structure of part A;

[0019] Figure 4 For the utility model Figure 1 Schematic diagram of the partial structure of the lifting backwash mechanism.

[0020] In the figure: 1. casing; 2. casing cover; 3. lifting backwashing mechanism; 4. driving motor; 5. bottom plate; 6. centrifugal net barrel; 7. sealing cover; 8. anti-blocking mechanism; 9. supporting seat; 10. ball bearing; 11. drain pipe; 31. internal threaded sleeve; 32. hollow threaded pipe; 33. ring pipe; 34. one-way valve nozzle; 35. guide rod; 36. gear ring; 37. motor; 38. driving gear; 81. connecting rod; 82. fixing sleeve; 83. mounting sleeve; 84. retaining ring; 85. scraper. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0022] See also Figure 1-2A centrifuge for producing spirulina comprises a casing 1, a casing cover 2 is detachably mounted on the top of the casing 1, a connecting block is fixedly connected to the casing 1 and the casing cover 2, and bolts are connected between the connecting blocks through threads. The arrangement of the bolts and the connecting block facilitates the installation and opening and closing between the casing 1 and the casing cover 2, a driving motor 4 is fixedly mounted on the inner bottom of the casing 1, a bottom plate 5 is fixedly connected to the end of the output shaft of the driving motor 4, a centrifugal net barrel 6 is fixedly connected to the upper edge of the bottom plate 5, a sealing cover 7 is fixedly connected to the bottom center of the casing cover 2, and the sealing cover 7 is slidably connected to the centrifugal net barrel 6, a drainage pipe 11 is fixedly connected to the lower left side of the casing 1, and a valve is arranged at the drainage pipe 11. A support seat 9 is fixedly connected to the inner bottom of the casing 1, the support seat 9 is located on the outer side of the driving motor 4, a ball 10 is arranged on the top of the support seat 9, and the ball 10 conflicts with the bottom plate 5. The arrangement of the support seat 9 and the ball 10 has an auxiliary support function for the bottom plate 5 and the centrifugal net barrel 6.

[0023] See also Figure 1 , Figure 2 , Figure 4 , a lifting backwashing mechanism 3 is provided on the shell cover 2. Through the setting of the lifting backwashing mechanism 3, the lifting and lowering of the outer periphery of the centrifugal net barrel 6 can be realized, and then the centrifugal net barrel 6 is coupled with the rotation of the centrifugal net barrel 6, so as to realize the all-round backwashing of the centrifugal net barrel 6, and the cleaning effect is good. The lifting backwashing mechanism 3 includes an internal threaded sleeve 31 installed inside the shell cover 2 through a bearing, and the internal threaded sleeve 31 penetrates the shell cover 2. The inside of the internal threaded sleeve 31 is connected with a hollow threaded tube 32 through a thread. The bottom of the hollow threaded tube 32 is fixedly connected with an annular tube 33, and the annular tube 33 is communicated with the hollow threaded tube 32. The inner ring wall of the annular tube 33 is provided with a plurality of one-way valve nozzles 34 distributed in an annular array. The outer upper part of the internal threaded sleeve 31 is fixedly connected with a gear ring 36. The upper end of the shell cover 2 is fixedly installed with a motor 37. The motor 37 can be a forward and reverse motor. The end of the output shaft of the motor 37 is fixedly connected with a driving gear 38, and a meshing transmission connection is formed between the driving gear 38 and the gear ring 36. The upper end of the ring tube 33 is fixedly connected with a guide rod 35, which passes through the shell cover 2 and is slidably connected to the shell cover 2. The guide rod 35 is symmetrical with the hollow threaded tube 32. The setting of the guide rod 35 has the function of balancing the force and guiding the lifting of the ring tube 33.

[0024] See also Figure 2 , Figure 3, an anti-blocking mechanism 8 is provided below the cover 7. By providing the anti-blocking mechanism 8, the clogging of the barrel wall of the centrifugal net barrel 6 can be prevented, and the centrifugal flow can be ensured to be smooth. The anti-blocking mechanism 8 includes a connecting rod 81, a scraper 85 is fixedly connected to the end of the horizontal portion of the connecting rod 81, and the scraper 85 conflicts with the inner wall of the centrifugal net barrel 6. A fixing sleeve 82 is fixedly connected to the bottom of the cover 7. The connecting rod 81 is inserted into the fixing sleeve 82. The upper section of the rod body of the connecting rod 81 is slidably sleeved with an installation sleeve 83, and the installation sleeve 83 is threadedly connected to the fixing sleeve 82. A retaining ring 84 is fixedly connected to the upper section of the rod body of the connecting rod 81, and the retaining ring 84 conflicts with the fixing sleeve 82, and the installation sleeve 83 conflicts with the retaining ring 84. By providing the retaining ring 84, after the installation sleeve 83 is threadedly connected to the fixing sleeve 82, the connecting rod 81 can be fixed.

[0025] The specific implementation process of the utility model is as follows: when in use, firstly, the spirulina containing the culture solution is put into the centrifugal net barrel 6, and then the shell cover 2 is installed on the casing 1, and then the driving motor 4 drives the bottom plate 5 to rotate, and the bottom plate 5 drives the centrifugal net barrel 6 to rotate, so as to centrifuge the spirulina containing the culture solution, and the supernatant obtained by centrifugation contains the required phycocyanin, and because the centrifugal net barrel 6 and the scraper 85 rotate relative to each other, the scraper 85 can push the spirulina attached to the inner wall of the centrifugal net barrel 6 due to the centrifugal force, so as to achieve the purpose of preventing the spirulina from being sludged. In order to prevent the centrifugal net barrel 6 from being blocked and ensure smooth centrifugation, after the centrifuge is used, the hollow threaded tube 32 in the lifting backwashing mechanism 3 is connected to the pressurized water source through a hose, so that clean water can be transported into the annular tube 33 and then sprayed out through the one-way valve nozzle 34. In addition, the cooperation of the motor 37 and the gear assembly can drive the internal threaded sleeve 31 to rotate, thereby realizing the lifting and lowering of the hollow threaded tube 32 and the annular tube 33, and the self-rotation of the centrifugal net barrel 6, thereby realizing all-round backwashing of the centrifugal net barrel 6, and the cleaning effect is better.

[0026] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A centrifuge for producing spirulina, comprising a casing (1), characterized in that: A shell cover (2) is detachably mounted on the top of the casing (1), and a lifting backwashing mechanism (3) is arranged on the shell cover (2). A driving motor (4) is fixedly mounted on the inner bottom of the casing (1), and a bottom plate (5) is fixedly connected to the end of the output shaft of the driving motor (4), and a centrifugal net barrel (6) is fixedly connected to the upper edge of the bottom plate (5). A sealing cover (7) is fixedly connected to the center of the bottom of the casing (2), and the sealing cover (7) is slidably connected to the centrifugal net barrel (6). An anti-blocking mechanism (8) is arranged below the sealing cover (7), and a drainage pipe (11) is fixedly connected to the lower left side of the casing (1).

2. A centrifuge for Spirulina production according to claim 1, characterized in that: The casing (1) and the casing cover (2) are both fixedly connected with connection blocks, and the connection blocks are connected with bolts via threads.

3. A centrifuge for Spirulina production according to claim 1, characterized in that: The inner bottom of the housing (1) is fixedly connected to a support seat (9), and a ball (10) is provided on the top of the support seat (9), and the ball (10) is in contact with the bottom plate (5).

4. A centrifuge for Spirulina production according to claim 1, characterized in that: The lifting backwash mechanism (3) comprises an internal threaded sleeve (31) mounted inside the shell cover (2) via a bearing, and the internal threaded sleeve (31) is arranged to penetrate the shell cover (2), the inside of the internal threaded sleeve (31) is connected to a hollow threaded tube (32) via a thread, the bottom of the hollow threaded tube (32) is fixedly connected to an annular tube (33), the inner wall of the annular tube (33) is provided with a plurality of one-way valve nozzles (34) distributed in an annular array, the outer upper part of the internal threaded sleeve (31) is fixedly connected to a gear ring (36), the upper end of the shell cover (2) is fixedly mounted with an electric motor (37), the output shaft end of the electric motor (37) is fixedly connected to a driving gear (38), and a meshing transmission connection is formed between the driving gear (38) and the gear ring (36).

5. A centrifuge for Spirulina production according to claim 4, characterized in that: The upper end of the ring tube (33) is fixedly connected to a guide rod (35), the guide rod (35) passes through the shell cover (2) and is slidably connected to the shell cover (2), and the position of the guide rod (35) and the hollow threaded tube (32) are symmetrical.

6. A centrifuge for Spirulina production according to claim 1, characterized in that: The anti-blocking mechanism (8) comprises a connecting rod (81), a scraper (85) is fixedly connected to the end of the horizontal portion of the connecting rod (81), and the scraper (85) contacts the inner wall of the centrifugal net barrel (6), a fixing sleeve (82) is fixedly connected to the bottom of the cover (7), and a mounting sleeve (83) is slidably sleeved on the upper section of the rod body of the connecting rod (81), and the mounting sleeve (83) is connected to the fixing sleeve (82) by means of threads.

7. A centrifuge for Spirulina production according to claim 6, characterized in that: A retaining ring (84) is fixedly connected to the upper section of the rod body of the connecting rod (81); the retaining ring (84) abuts against the fixing sleeve (82); and the mounting sleeve (83) abuts against the retaining ring (84).

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