Environment-friendly pneumatic conveying device

Abstract

The utility model discloses an environment-friendly pneumatic conveying device which comprises a pneumatic conveying fan, a material storage box and a conveying mechanism, and belongs to the technical field of material conveying. Materials fed into the material storage box fall to the material distribution assembly after being dispersed through the screening plate, the falling materials are received by the material receiving cavity formed by the two adjacent material distribution plates and the material distribution disc, the motor and the pneumatic conveying fan are started, the motor drives the five material distribution plates on the rotating shaft to rotate, and the materials are conveyed to the material storage box through the material distribution assembly. Materials falling into the multiple material receiving cavities are sequentially conveyed into the material conveying pipeline through the discharging pipe, the pneumatic conveying fan continuously conveys the materials intermittently falling into the material conveying pipeline, continuous pneumatic conveying of the materials intermittently falling is achieved through the conveying mechanism, blockage in the material conveying process is prevented, and the conveying efficiency is improved. The purposes of avoiding intermittent conveying of materials by frequent switching equipment and prolonging the service life of the device are achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of material conveying, and in particular relates to an environmentally friendly pneumatic conveying device. Background Art

[0002] Pneumatic conveying device belongs to dense phase medium pressure pneumatic conveying, which is suitable for conveying non-breakable particles and powder materials. It is widely used in foundry, chemical, pharmaceutical and grain industries.

[0003] A patent with patent number CN216669514U discloses a pneumatic conveying device, including a pressurizing chamber, which is equipped with a pressurizing device. The bottom of the pressurizing chamber is set as a funnel-shaped structure, and an L-shaped pressurizing elbow is connected to the bottom of the pressurizing chamber. The pressurizing elbow is connected to a pneumatic conveying pipe, the pneumatic conveying pipe is installed horizontally, and a main valve is also installed on the pressurizing elbow.

[0004] However, the environmentally friendly pneumatic conveying device in the above patent still has certain problems during use. The intermittent conveying of materials is achieved by intermittently switching valves and pressurizing devices, which can easily cause damage to the valves and pressurizing devices and shorten their service life. Therefore, an environmentally friendly pneumatic conveying device is proposed. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides an environmentally friendly pneumatic conveying device to solve the above problems.

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: an environmentally friendly pneumatic conveying device, including a pneumatic conveying fan and a material storage box for storing materials, and also includes:

[0007] The conveying mechanism comprises a material distribution plate, a feed pipe, a discharge pipe, a material conveying pipeline and a material distribution component, the feed pipe and the discharge pipe are respectively fixedly connected to the top and one end of the bottom of the material distribution plate, and are communicated with the inside of the material distribution plate, the material distribution plate is arranged at the bottom of one end of the discharge port of the material storage box, and is fixedly communicated with the inside of the material storage box through the feed pipe, one end of the bottom of the discharge pipe is fixedly communicated with the inside of the material conveying pipeline, one end of the material conveying pipeline is fixedly communicated with one end of the air outlet pipeline of the pneumatic conveying fan, and the other end of the material conveying pipeline is fixedly connected to the material receiving box, the material distribution component comprises a motor, a rotating shaft and a material distribution plate, and the material distribution plate is arranged as a vertically placed annular cylinder.

[0008] On the basis of the above technical solutions, the present invention also provides the following optional technical solutions:

[0009] Further technical solution: the motor is fixedly installed on one side of the material distribution disc, the rotating shaft passes through the middle of the material distribution disc and is sealed and rotatably connected to the material distribution disc, one end of the rotating shaft is fixedly connected to one end of the motor output shaft, five material distribution plates are provided, and the five material distribution plates are arranged in a ring shape inside the material distribution disc and are fixedly connected to the rotating shaft, and the outer wall of the material distribution plate is in fit with the inner wall of the material distribution disc.

[0010] Further technical solution: A dustproof plate is fixedly installed at the end opening of the air inlet pipe of the pneumatic conveying fan, and a reinforcement ring is fixedly connected to the material conveying pipe. There are several reinforcement rings, and the reinforcement rings are evenly distributed on the material conveying pipe. A section of the material conveying pipe between two adjacent reinforcement rings is set to a transparent material.

[0011] Further technical solution: the discharge port at the bottom of the storage box is set to be an inverted cone, and the feed port at the top of the storage box is set to be a cone.

[0012] Further technical solution: A screening plate is arranged inside the material storage box, the screening plate is connected to the dispersion component, and a plurality of through holes are opened on the screening plate for materials to pass through.

[0013] Further technical solution: The dispersion component includes a protective plate, a fixed plate, a spring and a vibration motor. The screening plate is detachably connected to the protective plate by a number of bolts. The fixed plate is arranged in the cavity formed by the protective plate and the inner wall of the storage box, and is fixedly connected to the inner wall of the storage box. A number of springs are provided, and the springs are distributed in a circular array between the fixed plate and the protective plate. The two ends of the springs are respectively fixedly connected to the bottom of the protective plate and the top of the fixed plate. Two vibration motors are provided and symmetrically distributed along the middle of the storage box. The two vibration motors are respectively fixedly connected to the protective plate.

[0014] Further technical solution: one end of the top of the protective plate is set as a slope surface inclined toward the inside of the storage box, the cross-section of one end of the bottom of the protective plate is set as an L-shape, and the top and bottom of the protective plate are both sealed and slidably connected to the inner wall of the storage box.

[0015] Beneficial Effects

[0016] The utility model provides an environmentally friendly pneumatic conveying device. Compared with the prior art, it has the following advantages:

[0017] Beneficial effects:

[0018] 1. The materials put into the storage box are dispersed by the screening plate and the dispersing component and then fall to the material distribution component. The receiving cavity formed by the two adjacent material distribution plates and the material distribution disc receives the falling materials. By starting the motor and the pneumatic conveying fan, the motor drives the five material distribution plates on the rotating shaft to rotate, and the materials falling into the several receiving cavities are sequentially sent to the conveying pipeline through the discharge pipe. The pneumatic conveying fan continuously conveys the materials that intermittently fall into the conveying pipeline, and realizes continuous pneumatic conveying of the intermittently falling materials through the conveying mechanism, preventing blockage during the material conveying process, and avoiding frequent switching of the equipment for intermittent material conveying, thereby extending the service life of the device;

[0019] 2. Start the vibration motor to drive the screen plate connected to the protective plate to vibrate, so that the material falling on the surface of the screen plate can be dispersed by the vibration of the screen plate, so as to avoid the agglomerated material being directly transported by the pneumatic conveying fan, which is prone to blockage inside the conveying pipeline, affecting the working efficiency of the pneumatic conveying fan and consuming more energy. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0021] Figure 2 This is a schematic diagram of the structure distribution of the conveying mechanism of the utility model.

[0022] Figure 3 This is a schematic diagram of the internal structure of the material storage box of the utility model.

[0023] Figure 4 This is a schematic diagram of the structure of the dispersed components of the utility model.

[0024] Notes on the figure numbers: 1. Pneumatic conveying fan; 2. Storage box; 3. Conveying mechanism; 4. Distribution plate; 5. Feed pipe; 6. Discharge pipe; 7. Delivery pipeline; 8. Motor; 9. Rotating shaft; 10. Distribution plate; 11. Dustproof plate; 12. Reinforcement ring; 13. Protective plate; 14. Screening plate; 15. Spring; 16. Vibration motor; 17. Fixed plate. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0026] The specific implementation of the present utility model is described in detail below in conjunction with specific embodiments.

[0027] See also Figures 1 to 4, an environmentally friendly pneumatic conveying device provided by an embodiment of the utility model, includes a pneumatic conveying fan 1 and a material storage box 2 for storing materials, and also includes:

[0028] The conveying mechanism 3 includes a material distribution plate 4, a feed pipe 5, a discharge pipe 6, a conveying pipeline 7 and a material distribution component. The feed pipe 5 and the discharge pipe 6 are respectively fixedly connected to the top and one end of the bottom of the material distribution plate 4, and are connected to the inside of the material distribution plate 4. The material distribution plate 4 is arranged at the bottom of one end of the discharge port of the storage box 2, and is fixedly connected to the inside of the storage box 2 through the feed pipe 5. One end of the bottom of the discharge pipe 6 is fixedly connected to the inside of the conveying pipeline 7. One end of the conveying pipeline 7 is fixedly connected to one end of the air outlet pipeline of the pneumatic conveying fan 1. The other end of the conveying pipeline 7 is fixedly connected to a receiving box (not marked in the figure). The material distribution component includes a motor 8, a rotating shaft 9 and a material distribution plate 10. The material distribution plate 4 is arranged as a vertically placed annular cylinder.

[0029] Preferably, the motor 8 is fixedly mounted on one side of the material distribution disk 4, the rotating shaft 9 passes through the middle of the material distribution disk 4 and is sealed and rotatably connected to the material distribution disk 4, one end of the rotating shaft 9 is fixedly connected to one end of the output shaft of the motor 8, and five material distribution plates 10 are provided, and the five material distribution plates 10 are arranged in a ring shape and distributed inside the material distribution disk 4, and are fixedly connected to the rotating shaft 9, and the outer wall of the material distribution plate 10 is in contact with the inner wall of the material distribution disk 4. The purpose of this arrangement is to achieve the purpose of driving the rotating shaft 9 through the motor 8 to drive the five material distribution plates 10 to rotate, so as to achieve the purpose of intermittently transporting materials to the inside of the material delivery pipeline 7 through the five material distribution plates 10.

[0030] Preferably, a dustproof plate 11 is fixedly installed at the opening of the end of the air inlet duct of the pneumatic conveying fan 1, and a reinforcing ring 12 is fixedly connected to the material conveying duct 7. There are a plurality of reinforcing rings 12, and the plurality of reinforcing rings 12 are evenly distributed on the material conveying duct 7. A section of the material conveying duct 7 between two adjacent reinforcing rings 12 is set to be made of a transparent material. The purpose of this setting is to achieve the purpose of strengthening the strength of the material conveying duct 7 by setting the reinforcing ring 12, and to achieve the purpose of facilitating the relevant personnel to observe the material inside the material conveying duct 7 and understand the material conveying situation by setting the transparent section of the material conveying duct 7.

[0031] Preferably, the bottom discharge port of the storage box 2 is set to an inverted cone, and the top feed port of the storage box 2 is set to a cone. The purpose of this arrangement is to facilitate feeding into the storage box 2 and to facilitate the discharge of materials inside the storage box 2.

[0032] Preferably, a screening plate 14 is provided inside the storage box 2, the screening plate 14 is connected to the dispersion assembly, and a plurality of through holes for materials to pass through are provided on the screening plate 14. The purpose of such a setting is to achieve the purpose of screening the input agglomerated materials and large particle materials through the setting of the screening plate 14.

[0033] In the embodiment of the utility model, the material put into the storage box 2 is dispersed by the screening plate 14 and the dispersing component and then falls to the dividing component. The receiving cavity formed by the two adjacent dividing plates 10 and the dividing disc 4 receives the falling material. By starting the motor 8 and the pneumatic conveying fan 1, the motor 8 drives the five dividing plates 10 on the rotating shaft 9 to rotate, and the material falling into the several receiving cavities is sequentially sent to the conveying pipe 7 through the discharge pipe 6. The pneumatic conveying fan 1 continuously conveys the material intermittently falling into the conveying pipe 7, so that the intermittently falling material is continuously pneumatically conveyed by the conveying mechanism 3, and blockage is prevented during the material conveying process, so as to avoid frequent switching of the equipment for intermittent material conveying and extend the service life of the device.

[0034] See also Figures 1 to 4 As an embodiment of the utility model, the dispersion component includes a protective plate 13, a fixed plate 17, a spring 15 and a vibration motor 16. The screening plate 14 is detachably connected to the protective plate 13 by a plurality of bolts. The fixed plate 17 is arranged inside the cavity formed by the protective plate 13 and the inner wall of the storage box 2, and is fixedly connected to the inner wall of the storage box 2. A plurality of springs 15 are provided, and the plurality of springs 15 are distributed in a ring array between the fixed plate 17 and the protective plate 13. The two ends of the plurality of springs 15 are respectively fixedly connected to the bottom of the protective plate 13 and the top of the fixed plate 17. Two vibration motors 16 are provided, and are symmetrically distributed along the middle of the storage box 2. The two vibration motors 16 are respectively fixedly connected to the protective plate 13.

[0035] Preferably, one end of the top of the protective plate 13 is set to a sloped surface inclined toward the inside of the storage box 2, and the cross section of one end of the bottom of the protective plate 13 is set to be L-shaped, and the top and bottom of the protective plate 13 are both close to the inner wall of the storage box 2. The purpose of this setting is to achieve the purpose of preventing the material from falling by setting the sloped surface at the top of the protective plate 13, and to achieve the purpose of protecting the vibration motor 16 and preventing the powdered material from adhering to the vibration motor 16 by sealing and slidingly connecting the top and bottom of the protective plate 13 with the inner wall of the storage box 2.

[0036] In the embodiment of the utility model, by starting the vibration motor 16, the vibration motor 16 drives the screening plate 14 connected to the protective plate 13 to vibrate, so that the material falling on the surface of the screening plate 14 is dispersed by the vibration of the screening plate 14, thereby preventing the agglomerated materials from being directly transported through the pneumatic conveying fan 1, and preventing the inside of the material conveying pipeline 7 from being easily blocked, affecting the working efficiency of the pneumatic conveying fan 1, and consuming more energy.

[0037] 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.

[0038] 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. An environmentally friendly pneumatic conveying device, comprising a pneumatic conveying fan (1) and a material storage box (2) for storing materials, characterized in that: Also includes: A conveying mechanism (3), the conveying mechanism (3) comprising a material distribution plate (4), a feed pipe (5), a discharge pipe (6), a material conveying pipeline (7) and a material distribution component, the feed pipe (5) and the discharge pipe (6) are respectively fixedly connected to the top and one end of the bottom of the material distribution plate (4), and are connected to the inside of the material distribution plate (4), the material distribution plate (4) is arranged at the bottom of one end of the discharge port of the material storage box (2), and is fixedly connected to the inside of the material storage box (2) through the feed pipe (5), one end of the bottom of the discharge pipe (6) is fixedly connected to the inside of the material conveying pipeline (7), one end of the material conveying pipeline (7) is fixedly connected to one end of the air outlet pipeline of the pneumatic conveying fan (1), and the other end of the material conveying pipeline (7) is fixedly connected to the material receiving box, the material distribution component comprises a motor (8), a rotating shaft (9) and a material distribution plate (10), and the material distribution plate (4) is arranged as a vertically placed annular cylinder.

2. An environmentally friendly pneumatic conveying device according to claim 1, characterized in that: The motor (8) is fixedly mounted on one side of the material distribution disc (4); the rotating shaft (9) passes through the middle of the material distribution disc (4) and is sealed and rotatably connected to the material distribution disc (4); one end of the rotating shaft (9) is fixedly connected to one end of the output shaft of the motor (8); five material distribution plates (10) are provided; the five material distribution plates (10) are arranged in a ring shape and distributed inside the material distribution disc (4) and are fixedly connected to the rotating shaft (9); the outer wall of the material distribution plate (10) is in contact with the inner wall of the material distribution disc (4).

3. An environmentally friendly pneumatic conveying device according to claim 1, characterized in that: A dustproof plate (11) is fixedly installed at the opening of the air inlet duct end of the pneumatic conveying fan (1), and a reinforcement ring (12) is fixedly connected to the material conveying duct (7). A plurality of reinforcement rings (12) are provided, and the plurality of reinforcement rings (12) are evenly distributed on the material conveying duct (7), and a section of the material conveying duct (7) between two adjacent reinforcement rings (12) is provided with a transparent material.

4. An environmentally friendly pneumatic conveying device according to claim 1, characterized in that: The discharge port at the bottom of the storage box (2) is arranged in an inverted cone shape, and the feed port at the top of the storage box (2) is arranged in a cone shape.

5. An environmentally friendly pneumatic conveying device according to claim 1, characterized in that: A screening plate (14) is arranged inside the material storage box (2), the screening plate (14) is connected to the dispersion component, and the screening plate (14) is provided with a plurality of through holes for materials to pass through.

6. An environmentally friendly pneumatic conveying device according to claim 5, characterized in that: The dispersion component comprises a protective plate (13), a fixed plate (17), a spring (15) and a vibration motor (16); the screening plate (14) is detachably connected to the protective plate (13) by a plurality of bolts; the fixed plate (17) is arranged in a cavity formed by the protective plate (13) and the inner wall of the storage box (2), and is fixedly connected to the inner wall of the storage box (2); a plurality of springs (15) are provided, and the plurality of springs (15) are distributed in a ring array between the fixed plate (17) and the protective plate (13); the two ends of the plurality of springs (15) are respectively fixedly connected to the bottom of the protective plate (13) and the top of the fixed plate (17); two vibration motors (16) are provided, and are symmetrically distributed along the middle of the storage box (2); and the two vibration motors (16) are respectively fixedly connected to the protective plate (13).

7. An environmentally friendly pneumatic conveying device according to claim 6, characterized in that: One end of the top of the protective plate (13) is arranged as a sloped surface inclined toward the inside of the material storage box (2), and the cross-section of one end of the bottom of the protective plate (13) is arranged as an L-shape, and the top and bottom of the protective plate (13) are both close to the inner wall of the material storage box (2) and are sealed and slidably connected to the inner wall of the material storage box (2).

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