Discharging device capable of preventing blockage of fine-fraction materials

Abstract

The utility model belongs to the field of bin bottom discharging, particularly relates to a discharging device capable of preventing blockage of fine-fraction materials, and aims at solving the problems that when an existing discharging device capable of preventing blockage of the fine-fraction materials is used, the purpose of discharging can be achieved only through respective driving of a motor and a driving mechanism of the discharging device, mechanical energy consumption is large, and maintenance cost is high. According to the technical scheme, the device comprises a bottom plate and a motor, two supporting plates are arranged on the bottom plate, the same storage bin is arranged between the two supporting plates, and the motor is fixedly installed on one of the two supporting plates. According to the utility model, only through the driving of one motor and the matching of all parts, the purpose of preventing material blockage can be achieved, the flow of the material during unloading can be adjusted, the structure is simple and easy to operate, the mechanical energy consumption and the maintenance cost are reduced, and the practicability is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of silo bottom unloading, in particular to a unloading device capable of preventing clogging by fine-grained materials. Background Art

[0002] In industrial production in the fields of mineral processing, metallurgy, etc., it is often necessary to add fine-grained materials such as carbon powder and industrial salt. These materials have fine particle size, small specific gravity, and small dosage. In order to avoid material blockage in the silo, conical silos are generally used. However, when transporting fine-grained materials such as carbon powder and industrial salt, it is inevitable that the fine-grained materials are in a static state in the silo due to the small gravity of the materials and the large friction between the material particles, making it difficult to discharge the materials;

[0003] In the prior art, there are problems that materials are easy to accumulate in the silo, materials are difficult to discharge, and the amount of addition is inaccurate. In order to solve the above problems, the application number is: 201520784391.0, which discloses a device for adding fine-grained materials, which includes a conical hopper and a screw conveyor. A stirring shaft driven by a motor is arranged on the central axis of the conical hopper, and a plurality of rows of horizontal stirring rods are evenly distributed on the stirring shaft along the length direction. A connecting piece is arranged in the stirring shaft, and one end of the connecting piece passes through the top of the stirring shaft and is fixedly connected to a handle, and the other end of the connecting piece passes through the bottom of the stirring shaft and is fixedly connected to a discharge opening adjustment block that matches the clearance of the discharge opening of the conical hopper.

[0004] However, after reading the above patent documents, the following problems are found: when in use, the motor and the drive mechanism need to be driven separately to achieve the purpose of unloading, which not only consumes a lot of mechanical energy but also has high maintenance costs. Utility Model Content

[0005] The utility model aims to solve the shortcomings in the prior art and proposes a discharging device which can prevent the blockage of fine-grained materials.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A discharge device for preventing clogging of fine-grained materials comprises a bottom plate and a motor, wherein two support plates are arranged on the bottom plate, a same storage bin is arranged between the two support plates, a motor is fixedly mounted on one of the two support plates, a transmission rod is fixedly connected to the output end of the motor, three speed regulating gears 1 are arranged on the transmission rod, one end of the transmission rod passes through the support plate and the storage bin and is fixedly connected to a bevel gear 1, a bevel gear 2 is meshedly connected to the bevel gear 1, a round rod is fixedly connected to the bevel gear 2, a plurality of stirring blades are fixedly mounted on the round rod, and the other of the two support plates is fixedly connected to the A shell is provided on the support plate, and a spiral shaft is rotatably connected in the shell. One end of the spiral shaft is rotatably connected to one of the two support plates and is provided with an adjusting mechanism. The adjusting mechanism is connected to one of the three speed regulating gears. Through the drive of the motor and the transmission rod, bevel gear one, bevel gear two, round rod, three speed regulating gears one, adjusting mechanism and spiral shaft, not only the purpose of preventing material blockage can be achieved, but also the flow rate of materials during unloading can be adjusted. Moreover, the structure is simple and easy to operate, which not only reduces mechanical energy consumption and maintenance costs but also greatly improves practicality.

[0008] Specifically, the adjusting mechanism includes a slider, a threaded rod, a round tube, a speed regulating gear 2 and a rotating plate. A sliding groove 1 is provided on the screw shaft, and a slider is slidably connected in the sliding groove 1. A threaded rod is threadedly connected to the slider, and the threaded rod is rotatably connected to the screw shaft. A staff member manually rotates the rotating plate to rotate the threaded rod on the screw shaft. At the same time, the threaded rod and the slider are threadedly transmitted, so that the slider slides in the sliding groove 1. At the same time, the slider drives the three speed regulating gears 2 to move through the action of the round tube, and then the three speed regulating gears 2 are respectively meshed and transmitted with the three speed regulating gears 1 in sequence, so as to achieve the purpose of adjusting the rotation speed of the screw shaft and then the purpose of adjusting the discharge flow rate.

[0009] Specifically, a sliding sleeve on the spiral shaft is provided with a round tube, and the round tube is fixedly connected to the sliding block. Three speed regulating gears 2 are fixedly provided on the round tube. One of the three speed regulating gears 2 is meshingly connected with one of the three speed regulating gears 1. By adjusting the meshing between speed regulating gears of different sizes, the rotation speed of the spiral shaft can be adjusted.

[0010] Specifically, the three speed regulating gears 2 are respectively matched with the three speed regulating gears 1 to facilitate speed adjustment.

[0011] Specifically, one end of the threaded rod passes through the spiral shaft and is fixedly connected with a rotating plate to facilitate the rotation of the threaded rod.

[0012] Specifically, a fixed plate 1 is rotatably connected to the round rod to improve stability, and the fixed plate 1 is fixedly connected to the storage bin. A discharge port is provided at one end of the shell for discharging materials.

[0013] Specifically, a feed port is provided on the top of the storage bin, the storage bin is sealedly connected to the shell, and materials are transported into the storage bin through the feed port.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] (1) The utility model is a discharging device for preventing clogging of fine-grained materials. It can not only achieve the purpose of preventing material clogging, but also adjust the flow rate of materials during discharging, and has a simple structure and is easy to operate. It not only reduces mechanical energy consumption and maintenance costs, but also greatly improves practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the implementation of the utility model or the technical solution in the prior art, the following will briefly introduce the drawings required for the implementation or the prior art description. Obviously, the drawings described below are only exemplary, and the structures, proportions, sizes, etc. illustrated in this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the limiting conditions that can be implemented in the utility model, so they have no technical substantive significance, and any structural modification, change in proportional relationship or adjustment of size.

[0017] Figure 1 This is a three-dimensional structural schematic diagram of a discharge device for preventing clogging of fine-grained materials proposed by the utility model;

[0018] Figure 2 This is a schematic diagram of the main structural anatomy of a discharge device for preventing blockage of fine-grained materials proposed by the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of an adjustment mechanism of a discharge device for preventing clogging by fine-grained materials proposed by the utility model;

[0020] Figure 4 It is a schematic diagram of the structure of the spiral shaft, slider, threaded rod, round tube and speed regulating gear 2.

[0021] In the figure: 1. bottom plate; 2. support plate; 3. storage bin; 4. adjustment mechanism; 41. slider; 42. threaded rod; 43. round tube; 44. speed regulating gear 2; 45. rotating plate; 5. motor; 6. transmission rod; 7. bevel gear 1; 8. bevel gear 2; 9. round rod; 10. stirring blade; 11. shell; 12. screw shaft; 13. speed regulating gear 1; 14. fixed plate 1; 15. feed port; 16. sliding groove 1. DETAILED DESCRIPTION

[0022] The following is a specific embodiment of the present invention. People familiar with the technology can easily understand the other advantages and functions of the present invention from the contents disclosed in this specification. Obviously, the described embodiment is a part of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0023] Reference Figure 1-4 , a discharging device to prevent clogging of fine-grained materials, comprising a bottom plate 1 and a motor 5, two support plates 2 are arranged on the bottom plate 1, a same storage bin 3 is arranged between the two support plates 2, a motor 5 is fixedly installed on one of the two support plates 2, a transmission rod 6 is fixedly connected to the output end of the motor 5, three speed regulating gears 13 are arranged on the transmission rod 6, one end of the transmission rod 6 passes through its support plate 2 and the storage bin 3 and is fixedly connected to a bevel gear 17, a bevel gear 2 8 is meshedly connected to the bevel gear 17, a round rod 9 is fixedly connected to the bevel gear 2 8, a plurality of stirring blades 10 are fixedly installed on the round rod 9, and the other of the two support plates 2 is fixedly connected to the bevel gear 2 8. A shell 11 is provided on the support plate 2, and a spiral shaft 12 is rotatably connected in the shell 11. One end of the spiral shaft 12 is rotatably connected to one of the two support plates 2 and is provided with an adjusting mechanism 4. The adjusting mechanism 4 is connected to one of the three speed regulating gears 13. Through the drive of the motor 5 and the transmission rod 6, bevel gear 1 7, bevel gear 2 8, round rod 9, three speed regulating gears 13, adjusting mechanism 4 and spiral shaft 12, not only can the purpose of preventing material blockage be achieved, but also the flow rate of materials during unloading can be adjusted, and the structure is simple and easy to operate, which not only reduces mechanical energy consumption and maintenance costs but also greatly improves practicality.

[0024] In this embodiment, the adjusting mechanism 4 includes a slider 41, a threaded rod 42, a round tube 43, a speed regulating gear 2 44 and a rotating plate 45. A sliding groove 16 is provided on the screw shaft 12, and a slider 41 is slidably connected in the sliding groove 16. A threaded rod 42 is threadedly connected to the slider 41, and the threaded rod 42 is rotatably connected to the screw shaft 12. The staff manually rotates the rotating plate 45 to make the threaded rod 42 rotate on the screw shaft 12. At the same time, the threaded rod 42 and the slider 41 are threadedly transmitted, so that the slider 41 slides in the sliding groove 16. At the same time, the slider 41 drives the three speed regulating gears 2 44 to move through the action of the round tube 43, so that the three speed regulating gears 2 44 are respectively meshed and transmitted with the three speed regulating gears 13 in sequence, so as to achieve the purpose of adjusting the rotation speed of the screw shaft 12, and then achieve the purpose of adjusting the discharge flow rate.

[0025] In this embodiment, a circular tube 43 is slidingly sleeved on the spiral shaft 12, and the circular tube 43 is fixedly connected to the slider 41. Three speed regulating gears 2 44 are fixedly sleeved on the circular tube 43. One of the three speed regulating gears 2 44 is meshingly connected with one of the three speed regulating gears 13. By adjusting the meshing between speed regulating gears of different sizes, the rotation speed of the spiral shaft 12 can be adjusted.

[0026] In this embodiment, the three speed regulating gears 2 44 are respectively matched with the three speed regulating gears 1 13 to facilitate speed adjustment.

[0027] In this embodiment, one end of the threaded rod 42 passes through the spiral shaft 12 and is fixedly connected to a rotating plate 45 to facilitate the rotation of the threaded rod 42 .

[0028] In this embodiment, a fixed plate 14 is rotatably connected to the round rod 9 to improve stability. The fixed plate 14 is fixedly connected to the storage bin 3. A discharge port is provided at one end of the shell 11 for discharging materials.

[0029] In this embodiment, a feed port 15 is provided on the top of the storage bin 3 , and the storage bin 3 is sealedly connected to the shell 11 , and materials are transported into the storage bin 3 through the feed port 15 .

[0030] Working principle: When in use, the output end of the motor 5 drives the transmission rod 6 to rotate, and the transmission rod 6 drives the round rod 9 to rotate through the meshing transmission of the bevel gear 1 7 and the bevel gear 2 8, so that the round rod 9 drives the multiple stirring blades 10 to rotate, and then the multiple stirring blades 10 cut the material on the horizontal plane, so that the material is in a relatively uniform state, and the material overcomes the static friction inside it and falls normally into the shell 11, so as to achieve the purpose of preventing material blockage; when the transmission rod 6 rotates, it also drives the three speed regulating gears 13 to rotate, and at the same time, one of the three speed regulating gears 13 is meshed with the corresponding speed regulating gear 2 44 for transmission, and the round tube 43 and the slider 41, so that its speed regulating gear 2 44 drives the screw shaft 12 to rotate on the shell 11, and then the screw shaft 12 transports the material to the discharge port on the shell 11, so as to achieve the purpose of unloading; the staff manually rotates the rotating plate 45 to make the threaded rod 42 rotate on the screw shaft 12, and at the same time, the threaded rod 42 and the slider 41 are threadedly transmitted, so that the slider 41 slides in the sliding groove 16, and at the same time, the slider 41 drives the three speed regulating gears 2 44 to move through the action of the circular tube 43, so that the three speed regulating gears 2 44 are respectively meshed with the three speed regulating gears 13 in sequence for transmission, so as to achieve the purpose of adjusting the rotation speed of the screw shaft 12, and then achieve the purpose of adjusting the size of the unloading flow.

[0031] The technical progress achieved by the utility model compared with the prior art is that it can not only prevent material blockage, but also adjust the flow rate of materials during unloading by only driving the motor 5 and coordinating the various components, and the structure is simple and easy to operate, which not only reduces mechanical energy consumption and maintenance costs but also greatly improves practicality.

Claims

1. A discharging device for preventing clogging of fine-grained materials, characterized in that: The invention comprises a bottom plate (1) and a motor (5), wherein two support plates (2) are arranged on the bottom plate (1), a same material storage bin (3) is arranged between the two support plates (2), a motor (5) is fixedly mounted on one of the two support plates (2), a transmission rod (6) is fixedly connected to the output end of the motor (5), the transmission rod (6) is provided with three speed regulating gears (13), one end of the transmission rod (6) passes through the support plate (2) and the material storage bin (3) and is fixedly connected to a bevel gear (7), the bevel gear (7) is meshingly connected to a bevel gear (13). Gear 2 (8), a round rod (9) is fixedly connected to the bevel gear 2 (8), a plurality of stirring blades (10) are fixedly mounted on the round rod (9), a housing (11) is provided on the other of the two support plates (2), a screw shaft (12) is rotatably connected in the housing (11), one end of the screw shaft (12) is rotatably connected to one of the two support plates (2) and is provided with an adjustment mechanism (4), and the adjustment mechanism (4) is connected to one of the three speed regulating gears (13) (13).

2. A discharge device for preventing blockage by fine-grained materials according to claim 1, characterized in that: The regulating mechanism (4) comprises a slider (41), a threaded rod (42), a round tube (43), a second speed regulating gear (44) and a rotating plate (45); the screw shaft (12) is provided with a first sliding groove (16); the slider (41) is slidably connected in the first sliding groove (16); the slider (41) is threadedly connected to the threaded rod (42); and the threaded rod (42) is rotatably connected to the screw shaft (12).

3. A discharge device for preventing blockage by fine-grained materials according to claim 2, characterized in that: A circular tube (43) is provided on the sliding sleeve of the screw shaft (12), and the circular tube (43) is fixedly connected to the sliding block (41). Three speed regulating gears (44) are fixedly provided on the circular tube (43), and one of the three speed regulating gears (44) is meshingly connected with one of the three speed regulating gears (13).

4. A discharge device for preventing blockage by fine-grained materials according to claim 3, characterized in that: The three speed regulating gears 2 (44) are respectively matched with the three speed regulating gears 1 (13).

5. A discharge device for preventing blockage by fine-grained materials according to claim 2, characterized in that: One end of the threaded rod (42) passes through the screw shaft (12) and is fixedly connected to a rotating plate (45).

6. A discharge device for preventing blockage by fine-grained materials according to claim 1, characterized in that: A fixing plate 1 (14) is rotatably connected to the round rod (9), the fixing plate 1 (14) is fixedly connected to the material storage bin (3), and a material discharge port is provided at one end of the shell (11).

7. A discharge device for preventing blockage by fine-grained materials according to claim 6, characterized in that: A feed port (15) is provided at the top of the material storage bin (3), and the material storage bin (3) is sealedly connected to the housing (11).

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