Collagen spray dryer

Abstract

The utility model discloses a collagen spray dryer which comprises a rack, a drying tank, a sealing tank cover, a centrifugal motor, a centrifugal nozzle, a liquid inlet pipe assembly, a stirring rod, a stirring motor and a discharge valve pipe, the drying tank is fixed to the rack, the sealing tank cover is locked and fixed to the drying tank, the centrifugal motor is arranged at the center of the sealing tank cover, the centrifugal nozzle is in shaft connection with the centrifugal motor and connected with the sealing tank cover, the liquid inlet pipe assembly is in pipeline connection with the centrifugal nozzle, the stirring rod is in shaft connection with the center of the bottom of the drying tank, and the stirring motor drives the stirring rod. The discharge valve is connected with a bottom pipeline of the drying tank. According to the technical scheme, collagen liquid is introduced into the centrifugal spray head through the Venturi jet device; the working fluid of the Venturi jet device is dry hot air, the atomizing and drying nozzle adopts a rotary centrifugal nozzle, and the aperture of the atomizing nozzle is gradually narrowed in the spraying direction; therefore, the collagen can be better dried and smaller dried particles can be presented. And the problem that collagen liquid is not easy to clean in the spray head is solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of animal protein processing, and in particular relates to a collagen spray dryer. Background Art

[0002] Collagen is a biopolymer and the main component of animal connective tissue. Collagen is obtained by crushing, boiling, enzymolysis, purification, concentration, sterilization and spray drying of animal cartilage. In the existing collagen spray drying process, the viscosity of liquid collagen is large, which affects the atomization drying. Long-term high temperature will cause the adhesion product to denature and affect the drying quality of subsequent products. In view of this situation, the inner wall of the drying tower needs to be cleaned regularly. At present, manual cleaning is usually adopted, which is time-consuming and labor-intensive, affecting production efficiency. Summary of the invention

[0003] The purpose of the present invention is to solve the above-mentioned problems and provide a collagen spray dryer.

[0004] A collagen spray dryer comprises: a frame 1, a drying tank 2, a sealed tank cover 3, a centrifugal motor 4, a centrifugal nozzle 5, a liquid inlet pipe assembly 6, a stirring rod 7, a stirring motor 8, and a discharge valve pipe 9;

[0005] The drying tank 2 is fixed on the frame 1, the sealed tank cover 3 is locked on the drying tank 2, the centrifugal motor 4 is arranged at the center of the sealed tank cover 3, the centrifugal nozzle 5 is connected to the centrifugal motor 4 and the sealed tank cover 3, the liquid inlet pipe assembly is connected to the centrifugal nozzle 5 pipeline, the stirring rod 7 is connected to the center of the bottom of the drying tank 2, and the stirring motor 8 drives the stirring rod 7; the discharge valve pipe 9 is connected to the bottom pipeline of the drying tank 2.

[0006] The centrifugal motor 4 is a brushless motor, which includes: a multi-pole winding stator 41 and a permanent magnet rotor 42. The multi-pole winding stator 41 is arranged at the top center of the sealed tank cover 3; the permanent magnet rotor 42 is axially connected to the multi-pole winding stator 41; a shaft shoulder 51 is provided at the upper end of the centrifugal nozzle 5, and the permanent magnet rotor 42 is arranged on the shaft shoulder 51.

[0007] The lower end of the centrifugal nozzle 5 is a heart-shaped nozzle tube 54 , and a plurality of atomizing nozzles 541 are arranged on the heart-shaped nozzle tube 54 .

[0008] The atomizing nozzle 541 gradually narrows in diameter along the spraying direction.

[0009] The liquid inlet pipe assembly 6 comprises: a venturi ejector 61 , a liquid inlet pipe 62 , and a hot air pipe 63 ; the liquid inlet pipe 62 and the hot air pipe 63 are connected to the venturi ejector 61 ; and the diffusion outlet pipe 616 of the venturi ejector 61 is located in the heart-shaped nozzle pipe 54 .

[0010] The stirring rod 7 is provided with a plurality of stirring blades 71 ; the stirring rod 7 is axially connected to the center of the bottom of the drying tank 2 ; the stirring motor 8 is fixed to the bottom of the drying tank 2 ; and the power output shaft of the stirring motor 8 is connected to the stirring rod 7 .

[0011] This technical solution adopts a collagen spray dryer, which includes: a frame 1, a drying tank 2, a sealed tank cover 3, a centrifugal motor 4, a centrifugal nozzle 5, a liquid inlet pipe assembly 6, a stirring rod 7, a stirring motor 8, and a discharge valve pipe 9; the drying tank 2 is fixed on the frame 1, the sealed tank cover 3 is locked on the drying tank 2, the centrifugal motor 4 is arranged at the center of the sealed tank cover 3, the centrifugal nozzle 5 is connected to the centrifugal motor 4 and the sealed tank cover 3, the liquid inlet pipe assembly is connected to the centrifugal nozzle 5 pipeline, the stirring rod 7 is connected to the center of the bottom of the drying tank 2, and the stirring motor 8 drives the stirring rod 7; the discharge valve pipe 9 is connected to the bottom pipeline of the drying tank 2. In this technical solution, the collagen liquid is introduced into the centrifugal nozzle 5 through a venturi ejector; the working fluid of the venturi ejector is dry hot air, the atomizing drying nozzle adopts a rotating centrifugal nozzle, and the atomizing nozzle 541 gradually narrows in diameter along the ejection direction; so that the collagen is better dried and presents smaller dry particles. Reduce the amount of collagen liquid in the nozzle, which may cause problems such as difficulty in cleaning. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic cross-sectional view of the structure of a collagen spray dryer of the utility model;

[0013] Figure 2 This is an overall schematic diagram of a collagen spray dryer of the utility model;

[0014] Figure 3 This is a schematic diagram of the atomizing nozzle structure of a collagen spray dryer of the utility model;

[0015] Figure 4 This is a schematic diagram of the centrifugal nozzle structure of a collagen spray dryer of the utility model;

[0016] In the figure: 1. frame, 2. drying tank, 21. cover flange, 22. observation window, 23. discharge pipe, 3. sealing tank cover, 32. pressure relief valve, 4. centrifugal motor, 41. multi-pole winding stator, 42. permanent magnet rotor, 5. centrifugal nozzle, 51. shaft shoulder, 53. bearing, 54. heart-shaped nozzle pipe, 541. atomizing nozzle, 6. liquid inlet pipe assembly, 61. venturi ejector, 62. liquid inlet pipe, 63. hot air pipe, 7. stirring rod, 71. stirring blade, 8. stirring motor, 9. discharge valve pipe. DETAILED DESCRIPTION

[0017] The technical scheme will be further described clearly and completely below in conjunction with the accompanying drawings of the technical scheme. The described embodiments are only a part of the technical scheme, not all of the embodiments. Based on the technical scheme, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0018] Example 1

[0019] See also Figures 1 to 4 As shown, a collagen spray dryer comprises: a frame 1, a drying tank 2, a sealed tank cover 3, a centrifugal motor 4, a centrifugal nozzle 5, a liquid inlet pipe assembly 6, a stirring rod 7, a stirring motor 8, and a discharge valve pipe 9;

[0020] The drying tank 2 is fixed on the frame 1; the sealed tank cover 3 is locked on the drying tank 2; the centrifugal motor 4 is arranged at the center of the sealed tank cover 3; the centrifugal nozzle 5 is connected to the centrifugal motor 4 and the sealed tank cover 3; the liquid inlet pipe assembly is connected to the centrifugal nozzle 5 pipeline; the stirring rod 7 is connected to the center of the bottom of the drying tank 2; the stirring motor 8 drives the stirring rod 7; the discharge valve pipe 9 is connected to the bottom pipeline of the drying tank 2.

[0021] The drying tank 2 is provided with a cover flange 21; the sealing tank cover 3 is provided with a tank flange 31; the cover flange 21 and the tank flange 31 are connected by bolts;

[0022] An observation window 22 is provided on the upper side wall of the drying tank 2; a discharge pipe 23 is provided at the bottom of the drying tank 2; a discharge valve pipe 9 is flange-connected to the discharge pipe 231;

[0023] The sealed tank cover 3 is also provided with a pressure relief valve 32;

[0024] The centrifugal motor 4 is a brushless motor, which includes: a multi-pole winding stator 41 and a permanent magnet rotor 42 . The multi-pole winding stator 41 is arranged at the top center of the sealed tank cover 3 ; the permanent magnet rotor 42 is axially connected to the multi-pole winding stator 41 .

[0025] The centrifugal nozzle 5 has a shaft shoulder 51 at its upper end, and the permanent magnet rotor 42 is disposed on the shaft shoulder 51; a liquid inlet is disposed at the top of the centrifugal nozzle 5, and a bearing 53 is disposed at the center of the liquid inlet;

[0026] The lower end of the centrifugal nozzle 5 is a heart-shaped nozzle tube 54, and a plurality of atomizing nozzles 541 are arranged on the heart-shaped nozzle tube 54;

[0027] The atomizing nozzle 541 gradually narrows in diameter along the spraying direction;

[0028] The liquid inlet pipe assembly 6 includes: a venturi ejector 61, a liquid inlet pipe 62, and a hot air pipe 63;

[0029] The Venturi ejector 61 is provided with a working fluid inlet, a working fluid nozzle, a drainage fluid inlet pipe, a drainage fluid receiving chamber, a mixing chamber, and a diffusion ejection pipe.

[0030] The working fluid inlet is connected to the working fluid nozzle; the working fluid inlet tube gradually narrows in radial direction toward the working fluid nozzle 61;

[0031] The working fluid nozzle is in the inner cavity of the venturi ejector 61, and the inner cavity of the venturi ejector 61 is provided with a drainage fluid receiving chamber; the drainage fluid receiving chamber is connected with the working fluid nozzle; a mixing chamber is provided below the working fluid nozzle; and the diffusion ejection pipe is located below the mixing chamber;

[0032] The liquid inlet pipe 62 is connected to the drainage fluid access pipe; the hot air pipe 63 is connected to the working fluid access port;

[0033] The middle part of the diffusion spray pipe is axially connected to the bearing 53; the liquid outlet of the diffusion spray pipe is arranged in the heart-shaped nozzle pipe 54.

[0034] The stirring rod 7 is provided with a plurality of stirring blades 71 ; the stirring rod 7 is axially connected to the center of the bottom of the drying tank 2 ; the stirring motor 8 is fixed to the bottom of the drying tank 2 ; and the power output shaft of the stirring motor 8 is connected to the stirring rod 7 .

Claims

1. A collagen spray dryer, comprising: The invention comprises a frame (1), a drying tank (2), a sealed tank cover (3), a centrifugal motor (4), a centrifugal nozzle (5), a liquid inlet pipe assembly (6), a stirring rod (7), a stirring motor (8), and a discharge valve pipe (9), wherein the drying tank (2) is fixed on the frame (1), the sealed tank cover (3) is locked on the drying tank (2), the centrifugal motor (4) is arranged at the center of the sealed tank cover (3), the centrifugal nozzle (5) is axially connected to the centrifugal motor (4) and connected to the sealed tank cover (3), the liquid inlet pipe assembly is connected to the centrifugal nozzle (5) pipeline, the stirring rod (7) is axially connected to the center of the bottom of the drying tank (2), and the stirring motor (8) drives the stirring rod (7); and the discharge valve pipe (9) is connected to the pipeline at the bottom of the drying tank (2).

2. A collagen spray dryer according to claim 1, characterized in that: The centrifugal motor (4) is a brushless motor, comprising: a multi-pole winding stator (41) and a permanent magnet rotor (42); the multi-pole winding stator (41) is arranged at the top center of the sealed tank cover (3); the permanent magnet rotor (42) is axially connected to the multi-pole winding stator (41); and a shaft shoulder (51) is arranged at the upper end of the centrifugal nozzle (5), and the permanent magnet rotor (42) is arranged on the shaft shoulder (51).

3. A collagen spray dryer according to claim 2, characterized in that: The lower end of the centrifugal nozzle (5) is a heart-shaped nozzle tube (54), and a plurality of atomizing nozzles (541) are arranged on the heart-shaped nozzle tube (54).

4. A collagen spray dryer according to claim 3, characterized in that: The atomizing nozzle (541) gradually narrows in diameter along the spraying direction.

5. A collagen spray dryer according to claim 4, characterized in that: The liquid inlet pipe assembly (6) comprises: a venturi ejector (61), a liquid inlet pipe (62), and a hot air pipe (63); the liquid inlet pipe (62) and the hot air pipe (63) are connected to the venturi ejector (61); and the diffusion outlet of the venturi ejector (61) is located in the heart-shaped nozzle pipe (54).

6. A collagen spray dryer according to claim 5, characterized in that: The stirring rod (7) is provided with a plurality of stirring blades (71); the stirring rod (7) is axially connected to the center of the bottom of the drying tank (2); the stirring motor (8) is fixed to the bottom of the drying tank (2); and the power output shaft of the stirring motor (8) is connected to the stirring rod (7).

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