Fish meal crushing and dust removing device

Abstract

The utility model provides a fish meal smashing and dust removing device which comprises a shell, a smashing cylinder and a vertical conveying cylinder are oppositely arranged at the two ends in the shell, a horizontal conveying cylinder is arranged between the smashing cylinder and the vertical conveying cylinder, the vertical conveying cylinder is communicated with the upper portion of the smashing cylinder through the horizontal conveying cylinder, and a first rotating shaft is arranged in the smashing cylinder and connected with a first motor in a driving mode. A plurality of crushing blades are arranged on the first rotating shaft, fish feed is discharged from a first discharge valve after being crushed by the crushing blades and falls onto the top surface of a conveying belt, the conveying belt is provided with sieve holes for screening fish meal, fine fish meal falls to the bottom of the shell through the sieve holes, and large fish meal particles enter a vertical conveying cylinder through a guide plate; and the fish meal is conveyed into the horizontal conveying cylinder and then conveyed back to the crushing cylinder through the horizontal conveying cylinder to be crushed again, so that the consistency of crushed fish meal particles is guaranteed, the dust removal mechanism is arranged on one side of the shell and can suck dust generated by crushing, and the dust is prevented from polluting the environment.

Description

Technical Field

[0001] The utility model relates to the technical field of fish meal production, in particular to a fish meal crushing and dust removal device. Background Art

[0002] The production process of fish meal usually includes multiple process steps such as raw material collection, pretreatment, dehydration, crushing, cooking, pressing, drying, and grinding. Among them, the crushing process is an important link in fish meal production, and its main purpose is to crush the processed fish raw materials into particle sizes suitable for subsequent processing. Generally, fish meal is crushed using a special crushing device. The working principle of the fish meal crushing device is to use high-speed rotating blades or hammers to impact and shear the material to crush it into the required particle size. During the crushing process, it is necessary to ensure the normal operation and safety of the equipment, and at the same time control the crushed particle size to ensure the quality and utilization rate of the fish meal. The crushing process is a key link in the fish meal production process, and its main purpose is to crush the fish blocks or fish meat that have undergone preliminary processing into particle sizes suitable for subsequent processing and use. In the existing technology, the fish meal crushing and dust removal device has the following problems: after the fish material is crushed, it is directly discharged from the discharge valve, and sometimes larger fish meal particles will appear in the fish meal, which affects the overall quality of the fish meal. Utility Model Content

[0003] In view of this, the present invention proposes a fish meal crushing and dust removal device to solve the above problems.

[0004] The technical solution of the present utility model is achieved as follows:

[0005] A fish meal crushing and dust removal device comprises a shell, wherein a crushing cylinder and a vertical conveying cylinder are arranged opposite to each other at both ends of the shell, a horizontal conveying cylinder is arranged between the crushing cylinder and the vertical conveying cylinder, the vertical conveying cylinder is connected to the upper part of the crushing cylinder through the horizontal conveying cylinder, a first rotating shaft is arranged in the crushing cylinder, one end of the first rotating shaft is rotatably connected to the crushing cylinder, and the other end passes through the crushing cylinder and is driven by a first motor, the first motor is arranged on the top surface of the shell, a plurality of crushing blades are arranged on the first rotating shaft, a feed pipe is arranged on the upper part of the shell, a first discharge valve is arranged at the lower part of the shell, a conveyor belt is arranged below the first discharge valve, a sieve hole is arranged on the conveyor belt, and a sieve hole is arranged on the conveyor belt. A guide plate is provided, the lower end of the guide plate is connected to the vertical conveying cylinder, a second rotating shaft is provided in the vertical conveying cylinder, one end of the second rotating shaft is rotatably provided on the vertical conveying cylinder, and the other end passes through the vertical conveying cylinder and is driven by a passive gear, the passive gear is engaged with a driving gear, a first spiral blade is provided on the second rotating shaft, a third rotating shaft is provided in the horizontal conveying cylinder, one end of the third rotating shaft is rotatably provided on the horizontal conveying cylinder, and the other end passes through the horizontal conveying cylinder and is driven by a second motor, a second spiral blade is provided on the third rotating shaft, the driving gear is provided on the third rotating shaft, a dust removal mechanism is provided on one side of the shell, the dust removal mechanism is connected to the side of the shell, and a second discharge valve is provided on the top of the shell.

[0006] Preferably, the dust removal mechanism includes a channel, a dust collector, a filter, a suction pipe, an exhaust fan and an exhaust pipe. The shell is connected to the dust collector through the channel. The dust collector is located on one side of the shell. A third discharge valve is provided at the bottom of the dust collector. The filter is provided at the top of the dust collector. The dust collector is connected to the exhaust fan through the suction pipe. The suction pipe and the exhaust pipe at the top of the shell are provided on the side of the exhaust fan.

[0007] Preferably, it further comprises a feed hopper, a feed valve is provided at the bottom of the feed hopper, and the feed valve is connected to the top of the feed pipe.

[0008] Preferably, the driving gear and the driven gear are bevel gears.

[0009] Preferably, the channel is made of flexible rubber tube material.

[0010] Preferably, an inclined portion is provided at the bottom of the shell, and the second discharge valve is provided at the lowest point of the inclined portion.

[0011] Preferably, it further comprises support legs, which are arranged at the bottom of the shell and the dust collector.

[0012] Compared with the prior art, the beneficial effects of the present invention are:

[0013] ① After the fish meal is crushed by the crushing blades, it is discharged from the first discharge valve and the fish meal falls onto the top surface of the conveyor belt. The conveyor belt is equipped with sieve holes to screen the fish meal. The finer fish meal passes through the sieve holes and falls to the bottom of the shell. The larger fish meal particles are transported to one end by the conveyor belt and fall onto the guide plate below the conveyor belt. The fish meal enters the vertical conveyor cylinder through the guide plate. Under the action of the spiral blades, the fish meal is conveyed to the horizontal conveyor cylinder, and then transported back to the crushing cylinder through the horizontal conveyor cylinder for re-crushing, thus ensuring the consistency of the fish meal particles and avoiding the occurrence of larger fish meal particles, which will affect the quality of the fish meal.

[0014] ② A dust removal mechanism is provided on one side of the shell, which can absorb the dust generated by the crushing to prevent the dust from polluting the environment and having an adverse effect on the device. The dust removal mechanism uses a dust collector to recycle the fish meal dust to avoid waste. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only preferred embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0016] Figure 1 This is a schematic diagram of the three-dimensional structure of a fish meal crushing and dust removal device of the utility model;

[0017] Figure 2 This is a schematic cross-sectional view of a fish meal crushing and dust removal device according to the present invention;

[0018] Figure 3 for Figure 2 Enlarged view of point A in the middle;

[0019] Figure numerals: 1. Shell; 2. Crushing cylinder; 3. First rotating shaft; 4. First motor; 5. Crushing blade; 6. Feed pipe; 7. Feed valve; 8. Feed hopper; 9. First discharge valve; 10. Return port; 11. Conveyor belt; 12. Guide plate; 13. Vertical conveyor cylinder; 14. Second rotating shaft; 15. First spiral blade; 16. Horizontal conveyor cylinder; 17. Third rotating shaft; 18. Second motor; 19. Second spiral blade; 20. Driving gear; 21. Passive gear; 21. Rubber belt; 22. Second discharge valve; 23. Channel; 24. Dust collector; 25. Filter; 26. Suction pipe; 27. Exhaust fan; 28. Exhaust pipe; 29. ​​Support leg; 30. Third discharge valve. DETAILED DESCRIPTION

[0020] In order to better understand the technical content of the present invention, a specific embodiment is provided below, and the present invention is further described in conjunction with the accompanying drawings.

[0021] See also Figures 1 to 3 The utility model provides a fish meal crushing and dust removal device, which includes a shell 1, a crushing drum 2 and a vertical conveying drum 13 are arranged at both ends of the shell 1, and a horizontal conveying drum 16 is arranged between the crushing drum 2 and the vertical conveying drum 13, and the vertical conveying drum 13 is connected to the upper part of the crushing drum 2 through the horizontal conveying drum 16. A first rotating shaft 3 is arranged in the crushing drum 2, and one end of the first rotating shaft 3 is rotatably connected to the bottom of the crushing drum 2, and the other end passes through the crushing drum 2 and is driven by a first motor 4. The first motor 4 is arranged on the top surface of the shell 1, and a plurality of crushing blades 5 are arranged on the first rotating shaft 3. A feeding pipe 6 is arranged on the side surface of the upper part of the shell 1, and the feeding pipe 6 is inclined. A first discharge valve 9 is provided at the lower part of the shell 1, and a conveyor belt 11 is provided below the first discharge valve 9. A sieve hole is provided on the conveyor belt 11, and a guide plate 12 is provided below the end of the conveyor belt 11 away from the first discharge valve 9. 2 is arranged tilted, and the fish meal can slide along the guide plate 12 into the vertical conveying cylinder 13. The lower end of the guide plate 12 is connected to the vertical conveying cylinder 13. A second rotating shaft 14 is provided in the vertical conveying cylinder 13. One end of the second rotating shaft 14 is rotatably provided on the vertical conveying cylinder 13, and the other end passes through the vertical conveying cylinder 13 and is driven by a passive gear 21. The passive gear 21 is engaged with a driving gear 20. A first spiral blade 15 is provided on the second rotating shaft 14. A third rotating shaft 17 is provided in the horizontal conveying cylinder 16. One end of the third rotating shaft 17 is rotatably provided on the horizontal conveying cylinder 16, and the other end passes through the horizontal conveying cylinder 16 and is driven by a second motor 18. A second spiral blade 19 is provided on the third rotating shaft 17. The driving gear 20 is provided on the third rotating shaft 17. A dust removal mechanism is provided on one side of the housing 1. The dust removal mechanism is connected to the side of the housing 1. A second discharge valve 22 is provided on the top of the housing 1.

[0022] When the fish meal crushing device is working, first start the first motor 4, the rotation of the first motor 4 drives the first rotating shaft 3 to rotate, the rotation of the first rotating shaft 3 drives the crushing blades 5 to rotate, and then the fish material is loaded into the crushing cylinder 2 from the feeding pipe 6, and the fish material is crushed under the rotating crushing blades 5. After crushing, the fish material is crushed into fish meal; then start the conveyor belt 11 and the second motor 18, and then open the first discharge valve 9, the fish meal is discharged from the first discharge valve 9 and falls onto the conveyor belt 11, the conveyor belt 11 moves from left to right, and the conveyor belt 11 is provided with a sieve hole. The finer fish meal falls through the sieve hole to the bottom of the shell 1, and the fish meal with larger particles is conveyed to the far right by the conveyor belt 11, and the larger particles of fish meal fall onto the guide plate 12 below and slide from the guide plate 12 into the vertical conveyor cylinder. 13, the second motor 18 rotates to drive the second spiral blade 19 to rotate and at the same time drives the driving gear 20 to rotate, the driving gear 20 drives the driven gear 21 to rotate, the driven gear 21 rotates and drives the second rotating shaft 14 to rotate, the second rotating shaft 14 rotates and drives the first spiral blade 15 to rotate, the rotating first spiral blade 15 transfers the larger particles of fish meal through the vertical conveying cylinder 13 and the horizontal conveying cylinder 16, and re-transmits them back to the crushing cylinder 2, and the larger particles of fish meal are crushed again in the crushing cylinder 2; the finer fish meal is concentrated at the bottom of the shell 1, and the second discharge valve 22 is opened to discharge the fish meal from the shell 1, and the dust removal mechanism is started. The dust removal mechanism is connected to the side of the shell 1 and can absorb the dust generated during the crushing process, thereby avoiding dust pollution and being conducive to maintaining a clean environment.

[0023] Preferably, the dust removal mechanism includes a channel 23, a dust collector 24, a filter 25, a suction pipe 26, an exhaust fan 27 and an exhaust pipe 28. The shell 1 is connected to the dust collector 24 through the channel 23. The dust collector 24 is located on one side of the shell 1. A third discharge valve 30 is provided at the bottom of the dust collector 24. The filter 25 is provided at the top of the dust collector 24. The dust collector 24 is connected to the exhaust fan 27 through the suction pipe 26. The suction pipe 26 and the exhaust pipe 28 at the top of the shell 1 are provided on the side of the exhaust fan 27.

[0024] When the fish meal pulverizing device is operating, dust is generated and suspended within housing 1. The exhaust fan 27 is activated, creating a negative pressure in dust collector 24 via suction pipe 26. Dust is sucked into passage 23 and into dust collector 24. Dust particles fall to the bottom of dust collector 24 under the action of gravity. Air passes through filter 25, suction pipe 26, and enters exhaust fan 27 before being discharged through exhaust pipe 28. Dust collector 24, under the action of negative pressure, absorbs the dust, preventing it from polluting the environment and adversely affecting the device. Opening a third discharge valve 30 at the bottom of dust collector 24 allows the fish meal dust to be recovered, avoiding waste.

[0025] Preferably, a feed hopper 8 is further included, a feed valve 7 is provided at the bottom of the feed hopper 8, and the feed valve 7 is connected to the top of the feed pipe 6.

[0026] A feed valve 7 is provided at the bottom of the feed hopper 8, and the feed valve 7 is connected to the top of the feed pipe 6. When the fish meal crushing device is working, the fish material is placed in the feed hopper 8. The feed hopper 8 has a certain volume and can accommodate a certain amount of fish material. By controlling the opening and closing of the feed valve 7, the feeding of the fish material is controlled, which is beneficial to the efficiency of the crushing operation.

[0027] Preferably, the driving gear 20 and the driven gear 21 are bevel gears.

[0028] When the fish meal crushing device is working, the second motor 18 is started, and the second motor 18 rotates to drive the third rotating shaft 17 to rotate. The rotation of the third rotating shaft 17 drives the driving gear 20 to rotate. The driving gear 20 drives the driven gear 21 to rotate. The rotation of the driven gear 21 drives the second rotating shaft 14 to rotate. The rotation axes of the driving gear 20 and the driven gear 21 are perpendicular to each other.

[0029] Preferably, the channel 23 is made of a flexible rubber tube material.

[0030] When the fish meal crushing device is working, the flexible rubber tube material used for the channel 23 is conducive to connecting the housing 1 and the dust removal mechanism respectively. The flexible rubber tube material used for the channel 23 has a certain amount of deformation, which prevents the vibration of the housing 1 from affecting the dust removal mechanism and is conducive to controlling noise.

[0031] Preferably, an inclined portion is provided at the bottom of the housing 1 , and the second discharge valve 22 is provided at the lowest point of the inclined portion.

[0032] When the fish meal crushing device is working, the fish meal with finer particles falls to the bottom of the shell 1 through the sieve holes of the conveyor belt 11. The inclined portion of the bottom of the shell 1 is conducive to the fish meal being concentrated in the middle of the shell 1 under the action of gravity, ensuring that the fish meal is discharged from the second discharge valve 22 to avoid fish meal residue.

[0033] Preferably, it further includes support legs 29 , which are arranged at the bottom of the housing 1 and the dust collector 24 .

[0034] The support legs 29 are provided at the bottom of the housing 1 and the dust collector 24. The function of the support legs 29 is to provide support for the housing 1 and the dust collector 24. An appropriate height of the support legs 29 is conducive to the installation and use of the housing 1 and the integrator.

[0035] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A fish meal crushing and dust removal device, characterized in that: The invention comprises a shell, wherein a crushing cylinder and a vertical conveying cylinder are arranged opposite to each other at two ends of the shell, a horizontal conveying cylinder is arranged between the crushing cylinder and the vertical conveying cylinder, the vertical conveying cylinder is connected to the upper part of the crushing cylinder through the horizontal conveying cylinder, a first rotating shaft is arranged in the crushing cylinder, one end of the first rotating shaft is rotatably connected to the crushing cylinder, the other end passes through the crushing cylinder and is driven by a first motor, the first motor is arranged on the top surface of the shell, a plurality of crushing blades are arranged on the first rotating shaft, a feeding pipe is arranged on the upper part of the shell, a first discharging valve is arranged on the lower part of the shell, a conveying belt is arranged below the first discharging valve, a sieve hole is arranged on the conveying belt, and a guide plate is arranged below the end of the conveying belt away from the first discharging valve The lower end of the guide plate is connected to a vertical conveying cylinder, a second rotating shaft is arranged in the vertical conveying cylinder, one end of the second rotating shaft is rotatably arranged in the vertical conveying cylinder, and the other end passes through the vertical conveying cylinder and is driven by a passive gear, the passive gear is meshed with a driving gear, a first spiral blade is arranged on the second rotating shaft, a third rotating shaft is arranged in the horizontal conveying cylinder, one end of the third rotating shaft is rotatably arranged in the horizontal conveying cylinder, and the other end passes through the horizontal conveying cylinder and is driven by a second motor, a second spiral blade is arranged on the third rotating shaft, and the driving gear is arranged on the third rotating shaft, a dust removal mechanism is arranged on one side of the shell, the dust removal mechanism is connected to the side of the shell, and a second discharge valve is arranged on the top of the shell.

2. The fish meal crushing and dust removal device according to claim 1, characterized in that: The dust removal mechanism includes a channel, a dust collector, a filter, a suction pipe, an exhaust fan and an exhaust pipe. The shell is connected to the dust collector through the channel. The dust collector is located on one side of the shell. A third discharge valve is provided at the bottom of the dust collector. The filter is provided at the top of the dust collector. The dust collector is connected to the exhaust fan through the suction pipe. The suction pipe and the exhaust pipe at the top of the shell are provided on the side of the exhaust fan.

3. The fish meal crushing and dust removal device according to claim 1, characterized in that: It also includes a feed hopper, a feed valve is arranged at the bottom of the feed hopper, and the feed valve is connected to the top of the feed pipe.

4. The fish meal crushing and dust removal device according to claim 1, characterized in that: The driving gear and the driven gear are bevel gears.

5. The fish meal crushing and dust removal device according to claim 2, characterized in that: The channel is made of flexible rubber tube material.

6. The fish meal crushing and dust removal device according to claim 1, characterized in that: The bottom of the shell is provided with an inclined portion, and the second discharge valve is arranged at the lowest point of the inclined portion.

7. The fish meal crushing and dust removal device according to claim 1, characterized in that: It also includes support legs, which are arranged at the bottom of the shell and the dust collector.

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