Rotary feeder capable of continuously and uniformly feeding at low speed

Abstract

The utility model relates to a rotary feeder capable of continuously and uniformly feeding at low speed, which belongs to the technical field of rotary feeders and comprises a workbench and a top plate arranged at the top of the workbench, a mounting box is fixedly connected between the workbench and the top plate, and a rotary feeding mechanism extending into the mounting box is arranged on one side of the mounting box. The rotary feeding mechanism comprises a driving motor fixedly installed on the top of the workbench, and an output shaft of the driving motor is fixedly connected with a transmission gear. According to the low-speed continuous and uniform feeding rotary feeder, the driving motor is arranged to drive the transmission gear to rotate, then the transmission gear drives the driven gear and the rotating shaft to rotate, and due to the fact that the diameter of the transmission gear is smaller than that of the driven gear, the effect of decelerating rotation of the rotating shaft can be achieved; the effect that the rotating shaft drives the impeller blades to rotate at a reduced speed is achieved, workers can control the rotating speed of the impeller blades conveniently, and when the impeller blades rotate at a low speed, the uniform feeding effect can be achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of rotary feeders, in particular to a rotary feeder capable of continuously and evenly feeding materials at a low speed. Background Art

[0002] Rotary feeder, commonly known as fan shut-off, discharger, rotary feed valve, rotary discharge valve, rotary valve, etc., is the main equipment for bulk material transportation. With its strong reliability and affordable price, it is widely used in grain processing, chemical raw materials, plastic metallurgy, energy mining, building materials cement, docks and other industries, brewery malt workshop, brewing workshop to transport barley, malt, etc., all use rotary feeder.

[0003] The Chinese utility model patent with the announcement number CN217126328U discloses a rotary feeder for low-speed continuous and uniform feeding, comprising an outer shell, an inner cylinder, a left end cover and a right end cover, wherein the inner cylinder is fixedly connected to the inner wall of the outer shell, the left end cover is fixedly connected to the left side of the outer shell, and the right end cover is fixedly connected to the right side of the outer shell. A feeding structure is installed inside the inner cylinder, and the feeding structure comprises a rotating shaft rotatably connected inside the outer shell, and the left and right ends of the rotating shaft extend to the left and right sides of the outer shell; an impeller is sleeved on the outer surface of the rotating shaft, and the impeller is fixedly connected to the rotating shaft, and the impeller is inside the inner cylinder. The outer surface of the impeller is fixedly connected with an impeller blade, and a baffle is fixedly connected to the impeller blade. The top of the outer shell is fixedly connected with a feed hopper, and the feed hopper is connected to the inside of the inner cylinder. The utility model has the advantage that the rotary feeder can discharge materials evenly during the low-speed rotation of the rotary feeder.

[0004] However, during use, the utility model may cause the shaft to drive the impeller blades to rotate too fast due to the use of a motor to directly rotate the shaft, making it inconvenient for staff to control the motor, thereby affecting the practicability of the device and failing to meet production needs. Therefore, a low-speed, continuous and uniform rotary feeder is proposed to solve the above-mentioned problems. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a rotary feeder with low-speed continuous and uniform feeding, which has the advantage of facilitating the low-speed rotation of the impeller blades. It solves the problem that the use of a motor to directly drive the shaft to rotate may cause the shaft to drive the impeller blades to rotate too fast, making it inconvenient for staff to control the operation of the motor, thereby affecting the practicability of the device and failing to meet production needs.

[0006] To achieve the above object, the utility model provides the following technical solution: a low-speed continuous and uniform feeding rotary feeder, comprising a workbench and a top plate arranged on the top of the workbench, a mounting box is fixedly connected between the workbench and the top plate, and a rotary feeding mechanism extending into the interior of the mounting box is arranged on one side of the mounting box;

[0007] The rotary feeding mechanism includes a driving motor fixedly mounted on the top of the workbench, a transmission gear being fixedly connected to the output shaft of the driving motor, a cylinder being fixedly connected to the interior of the mounting box, a rotating shaft extending to the back of the cylinder being rotatably connected to the interior of the cylinder, and a driven gear meshing with the transmission gear being fixedly connected to one end of the rotating shaft.

[0008] Furthermore, an impeller blade is fixedly connected to the outside of the rotating shaft, a baffle is fixedly connected to one side of the impeller blade, and the number of the impeller blades is eight.

[0009] Furthermore, a driving box is fixedly connected to the back of the installation box, and the transmission gear and the driven gear are both rotatably connected to the inside of the driving box, and the diameter of the transmission gear is smaller than the diameter of the driven gear.

[0010] Furthermore, a feed hopper extending to the upper surface of the top plate is fixedly connected to the top of the cylinder, and a lower hopper extending to the bottom of the workbench is fixedly connected to the bottom of the cylinder.

[0011] Furthermore, the top plate and the interior of the installation box are both provided with a feed port and a through port adapted to the feed hopper, and a conveying pipe is fixedly connected to the side of the lower hopper away from the workbench.

[0012] Furthermore, flanges are fixedly connected to both left and right ends of the conveying pipe, and a discharge port adapted to the discharge hopper is provided inside the workbench.

[0013] Furthermore, the bottom of the top plate is threadedly connected with a fixing bolt extending to the top thereof, and the bottom of the workbench is fixedly connected with a supporting leg, and the number of the fixing bolt and the number of the supporting legs are both four.

[0014] Compared with the prior art, the utility model provides a rotary feeder for low-speed continuous and uniform feeding, which has the following beneficial effects:

[0015] 1. The rotary feeder with low-speed continuous and uniform feeding is provided with a driving motor to drive the transmission gear to rotate, and then the transmission gear drives the driven gear and the rotating shaft to rotate. Since the diameter of the transmission gear is smaller than that of the driven gear, it can play a role in slowing down the rotation of the rotating shaft, thereby achieving the effect of slowing down the rotation of the impeller driven by the rotating shaft, which is convenient for the staff to control the rotation speed of the impeller. When the impeller rotates at a low speed, it can achieve the effect of uniform feeding.

[0016] 2. The rotary feeder with low-speed continuous and uniform feeding can reduce the falling speed of the material inside the cylinder by setting a baffle, so that the discharge time is longer and the uniform discharge effect is improved. By setting the feed hopper and the lower hopper, it is convenient for the staff to transport the material to the inside of the cylinder. Due to the setting of the fixing bolts, it is convenient to fix the top plate and the material tank, which solves the problem that the shaft may drive the impeller blades to rotate too fast due to the use of the motor to directly drive the shaft to rotate, making it inconvenient for the staff to control the motor work, thereby affecting the practicability of the device and failing to meet the production needs. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a cross-sectional view of the structure of the utility model;

[0018] Figure 2 This is a top view of the structure of the drive box of the utility model;

[0019] Figure 3 It is a structural stereogram of the workbench of the utility model.

[0020] In the figure: 1 workbench, 2 top plate, 3 installation box, 4 drive motor, 5 transmission gear, 6 cylinder, 7 rotating shaft, 8 driven gear, 9 impeller blade, 10 baffle, 11 drive box, 12 feed hopper, 13 lower hopper, 14 conveying pipe, 15 through port, 16 feed port, 17 fixing bolt, 18 support leg. 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 1-3 In this embodiment, a rotary feeder for low-speed continuous and uniform feeding includes a workbench 1 and a top plate 2 arranged on the top of the workbench 1, a mounting box 3 is fixedly connected between the workbench 1 and the top plate 2, a rotary feeding mechanism extending to the inside of the mounting box 3 is arranged on one side of the mounting box 3, and the rotary feeding mechanism includes a driving motor 4 fixedly mounted on the top of the workbench 1, a transmission gear 5 is fixedly connected to the output shaft of the driving motor 4, a cylinder 6 is fixedly connected to the inside of the mounting box 3, a rotating shaft 7 extending to the back of the cylinder 6 is rotatably connected to the inside, and a driven gear 8 meshing with the transmission gear 5 is fixedly connected to one end of the rotating shaft 7.

[0023] Among them, the outside of the rotating shaft 7 is fixedly connected to an impeller blade 9, one side of the impeller blade 9 is fixedly connected to a baffle 10, the number of impeller blades 9 is eight, the back of the mounting box 3 is fixedly connected to a driving box 11, the transmission gear 5 and the driven gear 8 are both rotatably connected to the inside of the driving box 11, and the diameter of the transmission gear 5 is smaller than the diameter of the driven gear 8.

[0024] It should be noted that a bearing compatible with the rotating shaft 7 is fixedly installed inside the cylinder 6, and a controller is fixedly installed on the upper surface of the workbench 1. The cylinder 6 is a hollow cylinder. The drive motor 4 is provided to drive the transmission gear 5 to rotate, and then the transmission gear 5 drives the driven gear 8 and the rotating shaft 7 to rotate. Since the diameter of the transmission gear 5 is smaller than the diameter of the driven gear 8, it can slow down the rotation of the rotating shaft 7, so that the rotating shaft 7 drives the impeller blade 9 to slow down the rotation, which makes it convenient for the staff to control the rotation speed of the impeller blade 9. When the impeller blade 9 rotates at a low speed, it can achieve the effect of uniform feeding.

[0025] In this embodiment, the top of the cylinder 6 is fixedly connected to a feed hopper 12 extending to the upper surface of the top plate 2, and the bottom of the cylinder 6 is fixedly connected to a lower hopper 13 extending to the bottom of the workbench 1. The top plate 2 and the interior of the installation box 3 are both provided with a feed port 16 and a through port 15 that are compatible with the feed hopper 12, and the side of the lower hopper 13 away from the workbench 1 is fixedly connected to a conveying pipe 14.

[0026] Among them, the left and right ends of the conveying pipe 15 are fixedly connected with flanges, and a discharge port compatible with the discharge hopper 13 is opened inside the workbench 1. By setting the baffle 10, the speed of material falling inside the cylinder 6 can be reduced, so that the discharge time is longer and the uniform discharge effect is improved. By setting the feed hopper 12 and the discharge hopper 13, it is convenient for the staff to transport the material to the inside of the cylinder 6. Due to the setting of the fixing bolts 17, it is convenient to fix the top plate 2 to the material tank.

[0027] In this embodiment, the bottom of the top plate 2 is threadedly connected with a fixing bolt 17 extending to the top thereof, and the bottom of the workbench 1 is fixedly connected with a supporting leg 18. The number of the fixing bolts 17 and the number of the supporting legs 18 are four each. The end of the supporting leg 18 away from the workbench 1 is fixedly connected with a mounting plate, and a mounting hole is opened inside the mounting plate.

[0028] The working principle of the above embodiment is:

[0029] First, install the device at the specified position by bolts, and then connect the feed hopper 12 with the discharge point of the material tank. At this time, fix the top plate 2 and the material tank by fixing the bolts 17, start the drive motor 4 to drive the impeller blade 9 to rotate, and at the same time, transport the material to the inside of the cylinder 6. Due to the rotation of the impeller blade 9, the material is evenly fed and processed, so that the material is transported from the lower hopper 13 to the inside of the conveying pipe 14.

[0030] The electrical components appearing in the article are all electrically connected to the main controller and the power supply. The main controller can be a conventional known device for control such as a computer, and the existing public power connection technology is not described in detail in the article.

[0031] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0032] 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 rotary feeder for low-speed continuous and uniform feeding, comprising a workbench (1) and a top plate (2) arranged on the top of the workbench (1), characterized in that: An installation box (3) is fixedly connected between the workbench (1) and the top plate (2), and a rotating feeding mechanism extending into the interior of the installation box (3) is provided on one side of the installation box (3); The rotary feeding mechanism comprises a driving motor (4) fixedly mounted on the top of the workbench (1); a transmission gear (5) is fixedly connected to the output shaft of the driving motor (4); a cylinder (6) is fixedly connected to the interior of the installation box (3); a rotating shaft (7) extending to the back of the cylinder (6) is rotatably connected to the interior of the cylinder (6); and a driven gear (8) meshing with the transmission gear (5) is fixedly connected to one end of the rotating shaft (7).

2. A rotary feeder for low-speed continuous and uniform feeding according to claim 1, characterized in that: An impeller blade (9) is fixedly connected to the outside of the rotating shaft (7), a baffle (10) is fixedly connected to one side of the impeller blade (9), and the number of the impeller blades (9) is eight.

3. A rotary feeder for low-speed continuous and uniform feeding according to claim 1, characterized in that: The back of the installation box (3) is fixedly connected to a driving box (11); the transmission gear (5) and the driven gear (8) are both rotatably connected to the inside of the driving box (11); the diameter of the transmission gear (5) is smaller than the diameter of the driven gear (8).

4. A rotary feeder for low-speed continuous and uniform feeding according to claim 1, characterized in that: The top of the cylinder (6) is fixedly connected to a feed hopper (12) extending to the upper surface of the top plate (2), and the bottom of the cylinder (6) is fixedly connected to a lower hopper (13) extending to the bottom of the workbench (1).

5. A rotary feeder for low-speed continuous and uniform feeding according to claim 4, characterized in that: The top plate (2) and the installation box (3) are both provided with a feed port (16) and a through port (15) adapted to the feed hopper (12), and a conveying pipe (14) is fixedly connected to the side of the lower hopper (13) away from the workbench (1).

6. A rotary feeder for low-speed continuous and uniform feeding according to claim 5, characterized in that: The left and right ends of the conveying pipe (14) are fixedly connected with flanges, and the inside of the workbench (1) is provided with a discharge port adapted to the discharge hopper (13).

7. A rotary feeder for low-speed continuous and uniform feeding according to claim 1, characterized in that: The bottom of the top plate (2) is threadedly connected with a fixing bolt (17) extending to the top thereof, and the bottom of the workbench (1) is fixedly connected with a supporting leg (18), and the number of the fixing bolt (17) and the number of the supporting leg (18) are both four.

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