Continuous powder conveying device with anti-blocking function

Abstract

The continuous powder conveying device with the anti-blocking function comprises a conveying pipeline, a drying box and a driving mechanism, the drying box is located above the front end of the conveying pipeline, a discharging channel is communicated between the drying box and the conveying pipeline, a stirring shaft is arranged in the drying box, stirring blades are welded to the periphery of the stirring shaft, and a vertical shaft is arranged in the discharging channel. A material scattering rod is welded to the periphery of the vertical shaft, an L-shaped plate is arranged on one side of the conveying pipeline, two knocking rods are welded to the inner side of the L-shaped plate and located above and below the conveying pipeline, and the driving mechanism is used for driving the stirring shaft and the vertical shaft to rotate and driving the two knocking rods to ascend and descend in a reciprocating mode. Powder is uniformly dried before being conveyed, and blockage caused by the fact that the powder adheres to the inner wall of a conveying pipeline due to the water content is avoided; a dredging step is added at the front end of powder conveying, so that blockage at the front end of a conveying pipeline is avoided; the top and the bottom of the conveying pipeline are continuously knocked in the powder conveying process, and powder possibly attached to the inner wall is vibrated to prevent blockage.

Description

TECHNICAL FIELD

[0001] The utility model relates to powder processing technical field especially, relate to a powder continuous conveying device with prevent function of blocking. BACKGROUND

[0002] Powder can be divided into various types according to its raw material, use and characteristic, and the following is some powder species of commonness: food powder, chemical powder, mineral powder, metal powder, medicine powder, building powder, functional powder etc.. Powder processing process has multiple procedures, including but not limited to crushing, screening, mixing, packaging etc. procedure, and powder needs to be conveyed to the processing equipment of next procedure after completing each procedure, and the conveying of powder needs to utilize powder conveying device, and powder conveying device includes pneumatic conveying device and mechanical conveying device two types.

[0003] The existing powder conveying device can cause the adhesion of powder in the inner wall of conveying pipeline and form blockage due to the moisture content of powder in the conveying process, and the existing powder conveying device lacks specific anti-blocking structure, which also increases the probability of blockage. UTILITY MODEL CONTENT

[0004] The utility model provides a powder continuous conveying device with prevent function of blocking to solve the shortcomings in the prior art.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A powder continuous conveying device with prevent function of blocking, comprising: a conveying pipeline and a drying box, the drying box is located above the front end of the conveying pipeline, a discharging channel is communicated between the drying box and the conveying pipeline, a stirring shaft is vertically arranged in the drying box, stirring blades are welded on the outer periphery of the stirring shaft, a vertical shaft is vertically arranged in the discharging channel, and a material loosening rod is welded on the outer periphery of the vertical shaft, an L-shaped plate is arranged on one side of the conveying pipeline, two knocking rods are horizontally welded on the inner side of the L-shaped plate, and the two knocking rods are located above and below the conveying pipeline respectively.

[0007] A driving mechanism is arranged for driving the stirring shaft and the vertical shaft to rotate and driving the two knocking rods to reciprocatingly lift and lower.

[0008] As a further technical scheme of the utility model, the top of the drying box is provided with a feeding port, an electric valve is installed on the communication part of the drying box and the discharging channel, and support frames are fixedly installed on the bottom of both ends of the conveying pipeline.

[0009] As a further technical solution of this utility model, multiple stirring blades and material feeding rods are provided, and the multiple stirring blades and material feeding rods are evenly distributed on the outer periphery of the stirring shaft and the vertical shaft, and heating wires are embedded inside the multiple stirring blades.

[0010] As a further technical solution of this utility model, a lifting plate is horizontally provided above the L-shaped plate, and a T-shaped block is glued to the top of the L-shaped plate. The T-shaped block passes through the lifting plate and is slidably connected to the lifting plate. The T-shaped block is made of rubber.

[0011] As a further technical solution of this utility model, the drive mechanism includes a dual-axis motor. A mounting base is horizontally welded to one side of the outside of the drying chamber. The dual-axis motor is horizontally fixedly mounted on the bottom of the mounting base. A drive shaft is horizontally fixedly mounted on the output end of one end of the dual-axis motor. A first mounting box is horizontally welded to the upper part of the inner wall of one side of the drying chamber. The other end of the drive shaft passes through one side of the drying chamber and is rotatably connected to the drying chamber. The other end of the drive shaft is located inside the first mounting box and is welded with a first drive bevel gear. A first driven bevel gear is horizontally meshed on the side of the first drive bevel gear. The top end of the stirring shaft extends into the first mounting box and is rotatably connected to the first mounting box. The top end of the stirring shaft is welded to the center of the first driven bevel gear.

[0012] The dual-shaft motor is started to drive the drive shaft to rotate. The drive shaft drives the stirring shaft to rotate through the first driving bevel gear and the first driven bevel gear. The stirring shaft drives multiple stirring blades to rotate. The heating wires embedded in the stirring blades heat the stirring blades, so that the stirring blades dry the powder during the rotation. The powder is dried evenly in advance before conveying to avoid the powder from sticking to the inner wall of the conveying pipe and causing blockage due to the moisture content of the powder.

[0013] As a further technical solution of this utility model, a second mounting box is horizontally welded above the inner wall of one side of the feeding channel. A driven shaft is horizontally penetrated and rotatably connected to the inner wall of one side of the feeding channel. One end of the driven shaft is located inside the second mounting box and is welded with a second driving bevel gear. A second driven bevel gear is horizontally meshed with the side of the second driving bevel gear. The top end of the vertical shaft extends into the second mounting box and is rotatably connected to the second mounting box. The top end of the vertical shaft is welded to the center of the second driven bevel gear. The driving shaft and the driven shaft are connected by the same belt.

[0014] The drive shaft drives the driven shaft to rotate via a belt. The driven shaft drives the vertical shaft to rotate via a second drive bevel gear and a second driven bevel gear. The vertical shaft drives multiple material unblocking rods to unblock the powder material entering the conveying pipe from the feeding channel. This unblocking step is added at the front end of the powder material conveying process to prevent it from clogging at the front end of the conveying pipe.

[0015] As a further technical solution of this utility model, a first linkage rod is vertically welded to the other output end of the dual-axis motor, a second linkage rod is vertically rotatably connected to the other end of the first linkage rod, an L-shaped connecting rod is vertically rotatably connected to the other end of the second linkage rod, the bottom end of the L-shaped connecting rod is welded to the top of the lifting plate, a guide rod is vertically welded to the top of the conveying pipe, and the guide rod passes through the lifting plate and is slidably connected to the lifting plate.

[0016] The dual-axis motor drives the first linkage rod to rotate. The first linkage rod, through the linkage of the second linkage rod, drives the L-shaped connecting rod to move up and down repeatedly. The L-shaped connecting rod drives the lifting plate to move up and down repeatedly. The lifting plate, through the T-shaped block, drives the L-shaped plate to move up and down repeatedly. The L-shaped plate drives two striking rods to move up and down repeatedly, continuously striking the top and bottom of the conveying pipe, vibrating down any powder that may adhere to the inner wall of the pipe to prevent blockage.

[0017] The beneficial effects of this utility model are as follows: the powder is dried evenly before conveying to avoid it from sticking to the inner wall of the conveying pipe and causing blockage due to the moisture content of the powder; a clearing step is added at the front end of the powder conveying to prevent it from blocking the front end of the conveying pipe; and the top and bottom of the conveying pipe are continuously tapped during the powder conveying process to shake down any powder that may stick to the inner wall of the pipe to prevent blockage. Attached Figure Description

[0018] Figure 1 This is a schematic diagram of the structure of a continuous powder conveying device with anti-clogging function proposed in this utility model;

[0019] Figure 2 This is a front view structural diagram of a continuous powder conveying device with anti-clogging function proposed in this utility model;

[0020] Figure 3 This is a cross-sectional structural diagram of a continuous powder conveying device with anti-clogging function proposed in this utility model;

[0021] Figure 4 This is a partial structural diagram of a continuous powder conveying device with anti-clogging function proposed in this utility model.

[0022] In the diagram: 1. Drying oven; 2. Belt conveyor; 3. Feeding channel; 4. Conveying pipe; 5. Support frame; 6. Striking rod; 7. Lifting plate; 8. L-shaped plate; 9. T-shaped block; 10. Second linkage rod; 11. First linkage rod; 12. Dual-shaft motor; 13. Mounting base; 14. Feed inlet; 15. Drive shaft; 16. Guide rod; 17. L-shaped connecting rod; 18. Driven shaft; 19. First mounting box; 20. Stirring blade; 21. Stirring shaft; 22. Electric valve; 23. Second mounting box; 24. Discharge rod; 25. Vertical shaft; 26. First driving bevel gear; 27. First driven bevel gear; 28. Second driving bevel gear; 29. ​​Second driven bevel gear. Detailed Implementation

[0023] To make the technical means, creative features, objectives and effects of this utility model easier to understand, the present utility model will be further described below in conjunction with specific embodiments.

[0024] Please see the appendix Figure 1 -Appendix Figure 4 A continuous powder conveying device with anti-clogging function includes: a conveying pipe 4 and a drying box 1. The drying box 1 is located above the front end of the conveying pipe 4. A discharge channel 3 is connected between the drying box 1 and the conveying pipe 4. A stirring shaft 21 is vertically installed inside the drying box 1. A stirring blade 20 is welded to the outer periphery of the stirring shaft 21. A vertical shaft 25 is vertically installed inside the discharge channel 3. A material discharge rod 24 is welded to the outer periphery of the vertical shaft 25. An L-shaped plate 8 is provided on one side of the conveying pipe 4. Two striking rods 6 are horizontally welded to the inner side of the L-shaped plate 8. The two striking rods 6 are located above and below the conveying pipe 4, respectively.

[0025] The drive mechanism is used to drive the stirring shaft 21 and the vertical shaft 25 to rotate and drive the two striking rods 6 to reciprocate up and down.

[0026] Other structures and conveying power of the conveying pipeline 4 are not shown in the figure. This is existing technology, and it adopts one of two types: pneumatic conveying device and mechanical conveying device. It will not be described in detail here.

[0027] Please see the appendix Figure 1 and 3 In a preferred embodiment, the top of the drying chamber 1 has a feed inlet 14, the part connecting the drying chamber 1 and the discharge channel 3 is equipped with an electric valve 22, and the bottom of both ends of the conveying pipe 4 is fixedly equipped with a support frame 5.

[0028] The powder enters the drying chamber 1 through the feed inlet 14 for drying. After drying is completed, the electric valve 22 is opened to discharge the powder into the discharge channel 3.

[0029] Please see the appendix Figure 3 and 4In a preferred embodiment, multiple stirring blades 20 and multiple material feeding rods 24 are provided. The multiple stirring blades 20 and multiple material feeding rods 24 are evenly distributed on the outer periphery of the stirring shaft 21 and the vertical shaft 25, respectively. Each of the multiple stirring blades 20 is inlaid with an electric heating wire.

[0030] Please see the appendix Figures 1-4 In a preferred embodiment, a lifting plate 7 is horizontally provided above the L-shaped plate 8, and a T-shaped block 9 is adhered to the top of the L-shaped plate 8. The T-shaped block 9 passes through the lifting plate 7 and is slidably connected to the lifting plate 7. The T-shaped block 9 is made of rubber.

[0031] The sliding between the T-block 9 and the lifting plate 7 has a damping effect, requiring a large thrust to move the T-block 9 within the lifting plate 7. The shaking force generated by the reciprocating lifting of the lifting plate 7 cannot move the T-block 9 within the lifting plate 7.

[0032] Please see the appendix Figures 1-4 In a preferred embodiment, the drive mechanism includes a dual-axis motor 12, a mounting base 13 is horizontally welded to one side of the outside of the drying chamber 1, the dual-axis motor 12 is horizontally fixedly mounted on the bottom of the mounting base 13, a drive shaft 15 is horizontally fixedly mounted on the output end of one end of the dual-axis motor 12, a first mounting box 19 is horizontally welded to the upper part of the inner wall of one side of the drying chamber 1, and the other end of the drive shaft 15 passes through one side of the drying chamber 1 and is rotatably connected to the drying chamber 1.

[0033] Mounting base 13 provides support and fixation for dual-axis motor 12; the top two sides of the first mounting box 19 are sloped to prevent powder from accumulating on the top of the first mounting box 19.

[0034] Please see the appendix Figures 1-4 In a preferred embodiment, the other end of the drive shaft 15 is located inside the first mounting box 19 and is welded with a first drive bevel gear 26. The first drive bevel gear 26 is horizontally meshed with a first driven bevel gear 27 on its side. The top end of the stirring shaft 21 extends into the first mounting box 19 and is rotatably connected to the first mounting box 19. The top end of the stirring shaft 21 is welded to the center of the first driven bevel gear 27.

[0035] The first mounting box 19 provides support for the stirring shaft 21.

[0036] Please see the appendix Figures 1-4 In a preferred embodiment, a second mounting box 23 is horizontally welded above the inner wall of one side of the feeding channel 3. A driven shaft 18 is horizontally penetrated and rotatably connected to the inner wall of one side of the feeding channel 3. One end of the driven shaft 18 is located inside the second mounting box 23 and is welded with a second driving bevel gear 28. A second driven bevel gear 29 is horizontally meshed on the side of the second driving bevel gear 28.

[0037] The top two sides of the second mounting box 23 are sloped to prevent powder from accumulating on the top of the first mounting box 19.

[0038] Please see the appendix Figures 1-4 In a preferred embodiment, the top end of the vertical shaft 25 extends into the interior of the second mounting box 23 and is rotatably connected to the second mounting box 23. The top end of the vertical shaft 25 is welded to the center of the second driven bevel gear 29. The same belt 2 connects the drive shaft 15 and the driven shaft 18.

[0039] The second mounting box 23 provides support for the vertical axis 25.

[0040] Please see the appendix Figures 1-4 In a preferred embodiment, a first linkage rod 11 is vertically welded to the other output end of the dual-axis motor 12, and a second linkage rod 10 is vertically rotatably connected to the other end of the first linkage rod 11. An L-shaped connecting rod 17 is vertically rotatably connected to the other end of the second linkage rod 10.

[0041] Please see the appendix Figures 1-4 In a preferred embodiment, the bottom end of the L-shaped connecting rod 17 is welded to the top of the lifting plate 7, and a guide rod 16 is vertically welded to the top of the conveying pipe 4. The guide rod 16 passes through the lifting plate 7 and is slidably connected to the lifting plate 7.

[0042] The guide rod 16 limits the movement of the lifting plate 7, so that it can only move up and down and cannot move in other directions.

[0043] From the above description, it can be seen that the above embodiments of this utility model achieve the following technical effects: the dual-shaft motor 12 is started to drive the drive shaft 15 to rotate, the drive shaft 15 drives the stirring shaft 21 to rotate through the first drive bevel gear 26 and the first driven bevel gear 27, the stirring shaft 21 drives multiple stirring blades 20 to rotate, the heating wire embedded in the stirring blades 20 heats the stirring blades 20, so that the stirring blades 20 dry the powder during the rotation process, and the powder is dried evenly in advance before conveying, so as to avoid the powder from sticking to the inner wall of the conveying pipe 4 and forming a blockage due to the moisture content of the powder during the conveying process;

[0044] The drive shaft 15 drives the driven shaft 18 to rotate via the belt 2. The driven shaft 18 drives the vertical shaft 25 to rotate via the second drive bevel gear 28 and the second driven bevel gear 29. The vertical shaft 25 drives multiple material unblocking rods 24 to unblock the powder material that enters the conveying pipe 4 from the feeding channel 3. An unblocking step is added at the front end of the powder material conveying to prevent it from clogging at the front end of the conveying pipe 4.

[0045] The dual-axis motor 12 drives the first linkage rod 11 to rotate. The first linkage rod 11 drives the L-shaped connecting rod 17 to move up and down repeatedly through the linkage of the second linkage rod 10. The L-shaped connecting rod 17 drives the lifting plate 7 to move up and down repeatedly. The lifting plate 7 drives the L-shaped plate 8 to move up and down repeatedly through the T-shaped block 9. The L-shaped plate 8 drives the two striking rods 6 to move up and down repeatedly, continuously striking the top and bottom of the conveying pipe 4 to vibrate down any powder that may adhere to the inner wall of the pipe and prevent blockage.

[0046] Those skilled in the art should understand that the discussion of any of the above embodiments is merely exemplary and is not intended to imply that the scope of the present invention (including the claims) is limited to these examples; within the framework of the present invention, the technical features of the above embodiments or different embodiments can also be combined, the steps can be implemented in any order, and there are many other variations of the different aspects of the present invention as described above, which are not provided in the details for the sake of brevity.

[0047] This utility model is intended to cover all such substitutions, modifications, and variations falling within the broad scope of the claims. Therefore, any omissions, modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of this utility model should be included within the protection scope of this utility model.

Claims

1. A continuous powder conveying device with anti-clogging function, characterized in that, include: The conveying pipe (4) and the drying box (1) are located above the front end of the conveying pipe (4). A discharge channel (3) is connected between the drying box (1) and the conveying pipe (4). A stirring shaft (21) is vertically installed inside the drying box (1). A stirring blade (20) is welded to the outer periphery of the stirring shaft (21). A vertical shaft (25) is vertically installed inside the discharge channel (3). A material discharge rod (24) is welded to the outer periphery of the vertical shaft (25). An L-shaped plate (8) is provided on one side of the conveying pipe (4). Two striking rods (6) are horizontally welded to the inner side of the L-shaped plate (8). The two striking rods (6) are located above and below the conveying pipe (4) respectively. The driving mechanism is used to drive the stirring shaft (21) and the vertical shaft (25) to rotate and drive the two striking rods (6) to reciprocate up and down.

2. The powder continuous conveying device with anti-clogging function according to claim 1, characterized in that, The top of the drying box (1) has a feed inlet (14), and an electric valve (22) is installed in the part connecting the drying box (1) and the discharge channel (3). Support frames (5) are fixedly installed at the bottom of both ends of the conveying pipe (4).

3. The powder continuous conveying device with anti-clogging function according to claim 1, characterized in that, Multiple stirring blades (20) and multiple material feeding rods (24) are provided. Multiple stirring blades (20) and multiple material feeding rods (24) are evenly distributed on the outer periphery of stirring shaft (21) and vertical shaft (25), respectively. Multiple stirring blades (20) are inlaid with heating wires.

4. A continuous powder conveying device with anti-clogging function according to claim 1, characterized in that, A lifting plate (7) is horizontally provided above the L-shaped plate (8). A T-shaped block (9) is glued to the top of the L-shaped plate (8). The T-shaped block (9) passes through the lifting plate (7) and is slidably connected to the lifting plate (7). The T-shaped block (9) is made of rubber.

5. A continuous powder conveying device with anti-clogging function according to claim 4, characterized in that, The drive mechanism includes a dual-axis motor (12), a mounting base (13) is horizontally welded to one side of the outside of the drying chamber (1), the dual-axis motor (12) is horizontally fixedly installed at the bottom of the mounting base (13), a drive shaft (15) is horizontally fixedly installed at the output end of one end of the dual-axis motor (12), a first mounting box (19) is horizontally welded to the upper side of the inner wall of one side of the drying chamber (1), and the other end of the drive shaft (15) passes through one side of the drying chamber (1) and is rotatably connected to the drying chamber (1).

6. A continuous powder conveying device with anti-clogging function according to claim 5, characterized in that, The other end of the drive shaft (15) is located inside the first mounting box (19) and is welded with a first drive bevel gear (26). The first drive bevel gear (26) is horizontally meshed with a first driven bevel gear (27) on its side. The top end of the stirring shaft (21) extends into the first mounting box (19) and is rotatably connected to the first mounting box (19). The top end of the stirring shaft (21) is welded to the center of the first driven bevel gear (27).

7. A continuous powder conveying device with anti-clogging function according to claim 6, characterized in that, A second mounting box (23) is horizontally welded above the inner wall of one side of the feeding channel (3). A driven shaft (18) is horizontally penetrated and rotatably connected to the inner wall of one side of the feeding channel (3). One end of the driven shaft (18) is located inside the second mounting box (23) and a second driving bevel gear (28) is welded thereon. A second driven bevel gear (29) is horizontally meshed on the side of the second driving bevel gear (28).

8. A continuous powder conveying device with anti-clogging function according to claim 7, characterized in that, The top end of the vertical shaft (25) extends into the second mounting box (23) and is rotatably connected to the second mounting box (23). The top end of the vertical shaft (25) is welded to the center of the second driven bevel gear (29). The same belt (2) connects the drive shaft (15) and the driven shaft (18).

9. A continuous powder conveying device with anti-clogging function according to claim 8, characterized in that, The other output end of the dual-axis motor (12) is vertically welded with a first linkage rod (11), the other end of the first linkage rod (11) is vertically rotatably connected to a second linkage rod (10), and the other end of the second linkage rod (10) is vertically rotatably connected to an L-shaped connecting rod (17).

10. A continuous powder conveying device with anti-clogging function according to claim 9, characterized in that, The bottom end of the L-shaped connecting rod (17) is welded to the top of the lifting plate (7), and a guide rod (16) is vertically welded to the top of the conveying pipe (4). The guide rod (16) passes through the lifting plate (7) and is slidably connected to the lifting plate (7).

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