Continuous powder drying device

Abstract

The invention discloses a continuous powder drying device and belongs to the technical field of powder drying, the continuous powder drying device comprises a shell and further comprises a powder spreading device, a rotary conveying device and a circulating drying device, the powder spreading device is mounted on the right side of the shell, the rotary conveying device is mounted in the shell, the circulating drying device is mounted on the middle side of the shell, and the rotary conveying device is mounted in the shell. The powder tiling device comprises a protective shell, a material receiving frame, a vibrator, a discharging inclined plate, adjusting plates and a funnel, the protective shell is fixedly installed on the right side of the shell, the material receiving frame is fixedly installed in the protective shell, the discharging inclined plate is fixedly installed on the left side of the material receiving frame, the right sides of the adjusting plates are hinged to the right side of the material receiving frame at equal intervals, and the right sides of the adjusting plates are hinged to the right side of the material receiving frame. The lengths of the adjusting plates are different. In this way, the distance between the left sides of the adjusting plates can be synchronously adjusted to adapt to powder of different particles, the powder is evenly laid and dried, and the powder laid on the spiral conveyor can be continuously dried.

Description

Technical Field

[0001] The present invention relates to the technical field of powder drying, and specifically, it is a continuous powder drying device. Background Art

[0002] Additive drying refers to the process of removing moisture or other solvents from additives through various methods. Many additives are prone to chemical reactions in a humid environment, resulting in deterioration or invalidation. By drying to remove moisture, the possibility of chemical reactions of additives can be reduced, and their shelf life can be extended. The commonly used drying method is to use hot air as the drying medium to transfer heat to the additives, so that the moisture in them evaporates. Hot air drying has the advantages of fast drying speed and good drying effect, and is suitable for the drying of most additives.

[0003] Chinese Patent with Publication No. CN221649068U proposed a powder drying device for powder veterinary drugs, which includes: a box body, a drying device is fixedly installed on the box body, a heat conduction box is fixedly arranged inside the box body at the bottom end of the drying device, a turning mechanism is installed on the box body, the turning mechanism includes a belt mechanism, one and multiple pulleys are respectively arranged at both ends and the middle section of the belt mechanism, the pulleys at both ends of the belt mechanism are drivingly connected with guide rollers, an inwardly concave conveyor belt is drivingly connected between the guide rollers, one end of one of the guide rollers is drivingly connected with a driven gear, the driven gear is drivingly installed with a driving mechanism, the pulleys in the middle section of the belt mechanism are all drivingly connected with rotating rods, turning columns are fixedly arranged on the rotating rods, the turning columns are located at the upper end of the inwardly concave conveyor belt, multiple turning plates are fixedly arranged on the turning columns, and the driving mechanism is drivingly connected with a switching driving mode mechanism.

[0004] However, the technical solution of this patent has the following problems:

[0005] This patent cannot quickly adjust the powder spreading device to adapt to powders with different particles and make them spread evenly for drying.

[0006] Therefore, those skilled in the art have provided a continuous powder drying device to solve the above problems. Summary of the Invention

[0007] The purpose of the present invention is to provide a continuous powder drying device to solve the problems raised in the above background art.

[0008] To achieve the above purpose, the present invention provides the following technical solutions:

[0009] A continuous powder drying device, including a housing, further comprising: a powder spreading device, a rotary conveying device, and a circulating drying device. The powder spreading device is installed on the right side of the housing, the rotary conveying device is installed inside the housing, and the circulating drying device is installed in the middle side of the housing. The powder spreading device includes: a protective shell, a material receiving frame, a vibrator, a feeding inclined plate, adjusting plates, and a funnel. The protective shell is fixedly installed on the right side of the housing, the material receiving frame is fixedly installed inside the protective shell, the feeding inclined plate is fixedly installed on the left side of the material receiving frame, the right sides of multiple adjusting plates are hinged at equal intervals on the right side of the material receiving frame, the lengths of the adjusting plates are different, and the funnel is fixedly installed on the right side of the protective shell. The powder spreading device further includes: a synchronous adjustment mechanism, and the synchronous adjustment mechanism is installed on the left side of the material receiving frame;

[0010] Furthermore, the synchronous adjustment mechanism includes: a transverse frame, a guide rail, a first slider, and an L-shaped bracket. The transverse frame is fixedly installed on the left side of the material receiving frame, the guide rail is fixedly installed on the left side wall of the transverse frame, multiple first sliders are slidably connected to the guide rail at equal intervals, and an L-shaped bracket is fixedly installed on each first slider;

[0011] Furthermore, the left sides of the adjusting plates correspond to the L-shaped brackets one by one, and the left sides of the adjusting plates are hinged to the L-shaped brackets;

[0012] Furthermore, the synchronous adjustment mechanism further includes: a sliding component, and the sliding component is installed on the L-shaped bracket. The sliding component includes: a first rotating plate and a second rotating plate. Two first rotating plates are hinged on the L-shaped brackets of the first sliders at both ends of the guide rail, and the two first rotating plates are in a V shape. Two second rotating plates are hinged on the remaining L-shaped brackets, and the two second rotating plates are in an X shape. Adjacent first rotating plates and second rotating plates are hinged to each other;

[0013] Furthermore, the synchronous adjustment mechanism further includes: a fixing component, and the fixing component is installed on the upper side of the transverse frame. The fixing component includes: a lead screw, a second slider, and a fixing nut. Both ends of the lead screw are rotatably connected to the transverse frame, the second slider is threadedly connected to the lead screw, the left side of the second slider is fixedly connected to one of the L-shaped brackets, and the fixing nut is threadedly connected to the lead screw. Tightening the fixing nut is used to fix the lead screw so that it does not rotate;

[0014] Furthermore, the rotary conveying device includes a screw conveyor and a top plate. The screw conveyor is fixedly installed inside the housing, and the top plate is fixedly installed on the upper side of the housing. The screw conveyor can be set as the screw conveyor produced by Xinmeixin Intelligent Equipment Co., Ltd. The rotary conveying device further includes a cleaning mechanism. The cleaning mechanism is installed on the lower side of the output end of the screw conveyor. The cleaning mechanism includes a rotating cylinder, cleaning brushes, a reduction motor, and a discharge port. The rotating cylinder is rotatably connected to the housing through a bracket. A plurality of the cleaning brushes are fixedly installed on the rotating cylinder. The reduction motor is fixedly installed on the housing. The output end of the reduction motor is fixedly connected to the rotating shaft of the rotating cylinder. The discharge port is fixedly installed on the housing;

[0015] Furthermore, the circulating drying device includes a conveying pipe, a rectangular frame, and an input port. The conveying pipe is fixedly installed under the top plate. A plurality of the rectangular frames are fixedly installed on the conveying pipe. The input port is fixedly installed on the upper side of the conveying pipe;

[0016] Furthermore, the circulating drying device further includes a fixed column, a support cover, and an air outlet pipe. The fixed column is fixedly installed in the middle of the conveying pipe. The support cover is fixedly installed under the fixed column. One end of the air outlet pipe is fixedly connected to the support cover. The other end of the air outlet pipe penetrates through the housing and is fixedly connected to the housing. The circulating drying device further includes a connecting rod and a scraper. A plurality of the connecting rods are fixedly installed on the housing. A plurality of the scrapers are fixedly installed on the connecting rods. The scrapers between adjacent connecting rods are staggered from each other.

[0017] Compared with the prior art, the beneficial effects of the present invention are as follows: 1. In the present invention, by loosening the fixing nut of the fixing component and rotating the screw rod, the rotation of the screw rod drives the second slider to move back and forth on the screw rod. The back-and-forth movement of the second slider on the screw rod drives the first slider to move back and forth. The back-and-forth movement of the first slider drives the L-shaped bracket to move back and forth. The L-shaped bracket moves synchronously under the limitation of the first rotating plate and the second rotating plate, playing a role in synchronously adjusting the L-shaped bracket. The back-and-forth movement of the L-shaped bracket drives the left side of the adjusting plate to move back and forth, so that the distance between the left sides of the adjusting plates is quickly adjusted, which is beneficial to synchronously debugging the distance between the left sides of the adjusting plates to adapt to different granular powders, so that they can be maximally tiled on the left side of the receiving frame during conveying;

[0018] 2. The uniformly tiled powder is slowly conveyed from the lower right point to the upper left point by the screw conveyor. The external hot air blower conveys hot air into the conveying pipe through the input port. The hot air jets out from the plurality of rectangular frames in the conveying pipe, heating and drying the powder on the screw conveyor. After the hot air blows through the screw conveyor, it enters the support cover and is discharged through the air outlet pipe on the support cover, which is beneficial to continuously drying the powder tiled on the screw conveyor. Description of the Drawings

[0019] Figure 1Structural schematic diagram of the present invention;

[0020] Figure 2 Front view of the present invention;

[0021] Figure 3 Is along Figure 2 Cross-sectional view taken along the A-A direction in

[0022] Figure 4 Top view of the present invention;

[0023] Figure 5 Is along Figure 4 Cross-sectional view taken along the B-B direction in

[0024] Figure 6 Is along Figure 4 Cross-sectional view taken along the C-C direction in

[0025] Figure 7 Is Figure 6 Enlarged view of A in

[0026] Figure 8 Partial structural schematic diagram of the present invention excluding the outer shell;

[0027] Figure 9 Partial structural schematic diagram of the powder spreading device of the present invention.

[0028] In the figure: 1. Outer shell; 2. Powder spreading device; 21. Protective shell; 22. Material receiving frame; 23. Vibrator; 24. Feeding inclined plate; 25. Adjusting plate; 26. Hopper; 27. Horizontal frame; 28. Guide rail; 29. First slider; 210. L-shaped bracket; 211. First rotating plate; 212. Second rotating plate; 213. Lead screw; 214. Second slider; 215. Fixed nut; 3. Rotary conveying device; 31. Screw conveyor; 32. Top plate; 4. Circulating drying device; 41. Conveying pipe; 42. Rectangular frame; 43. Input port; 44. Fixed column; 45. Support cover; 46. Air outlet pipe; 47. Connecting rod; 48. Scraper; 5. Cleaning mechanism; 51. Rotary cylinder; 52. Cleaning brush; 53. Reduction motor; 54. Feeding port. Detailed implementation manners

[0029] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0030] The "left", "right", "front", "rear", "upper", and "lower" mentioned in the following description are oriented in the viewing direction of the front view.

[0031] Embodiment 1: In some embodiments, referring to the Figures 1 - 9 drawings of the specification, a continuous powder drying device includes a housing 1, and further includes: a powder spreading device 2, a rotary conveying device 3, and a circulating drying device 4. The powder spreading device 2 is installed on the right side of the housing 1, the rotary conveying device 3 is installed inside the housing 1, and the circulating drying device 4 is installed in the middle side of the housing 1. The powder spreading device 2 includes: a protective shell 21, a material receiving frame 22, a vibrator 23, a feeding inclined plate 24, an adjusting plate 25, and a funnel 26. The protective shell 21 is fixedly installed on the right side of the housing 1, the material receiving frame 22 is fixedly installed inside the protective shell 21, the feeding inclined plate 24 is fixedly installed on the left side of the material receiving frame 22, the right sides of a plurality of the adjusting plates 25 are hinged to the right side of the material receiving frame 22 at equal intervals, the lengths of the adjusting plates 25 are different, the funnel 26 is fixedly installed on the right side of the protective shell 21, and the powder spreading device 2 further includes: a synchronous adjusting mechanism, which is installed on the left side of the material receiving frame 22.

[0032] The powder spreading device 2 spreads the piled powder, the rotary conveying device 3 slowly rotates and conveys the powder upward, and the circulating drying device 4 outputs hot air to dry the powder slowly rotating and conveyed upward.

[0033] As Figure 1 , Figure 5 , Figure 9 shown, the powder is put into the funnel 26 of the powder spreading device 2, falls into the right side of the material receiving frame 22 through the funnel 26, the vibrator 23 vibrates to drive the material receiving frame 22 to vibrate, and through the limitation of a plurality of adjusting plates 25, the powder is evenly spread and conveyed to the position of the feeding inclined plate 24, and the powder falls from the feeding inclined plate 24.

[0034] The synchronous adjusting mechanism of the powder spreading device 2 is used to synchronously debug the spacing of the adjusting plates 25 to adapt to powders of different particles, so that the powder can be maximally spread and conveyed during transportation.

[0035] The synchronous adjusting mechanism includes: a transverse frame 27, a guide rail 28, a first slider 29, and an L-shaped bracket 210. The transverse frame 27 is fixedly installed on the left side of the material receiving frame 22, the guide rail 28 is fixedly installed on the left side wall of the transverse frame 27, a plurality of the first sliders 29 are slidably connected to the guide rail 28 at equal intervals, and an L-shaped bracket 210 is fixedly installed on each of the first sliders 29.

[0036] The left sides of the adjusting plates 25 correspond to the L-shaped brackets 210 one by one. The left sides of the adjusting plates 25 are hinged to the L-shaped brackets 210, and at the same time, the left sides of the adjusting plates 25 can also slide left and right on the L-shaped brackets 210.

[0037] As Figure 9 shown, the first slider 29 of the synchronous adjustment mechanism moves back and forth to drive the L-shaped bracket 210 to move back and forth. The back-and-forth movement of the L-shaped bracket 210 drives the left side of the adjustment plate 25 to move back and forth, so that the distance between the left sides of the adjustment plate 25 is quickly adjusted, which is beneficial to synchronously debugging the distance between the left sides of the adjustment plate 25 to adapt to different granular powders, so that it can be maximally laid flat on the left side of the material receiving frame 22 during transportation.

[0038] The synchronous adjustment mechanism further includes: a sliding component, the sliding component is installed on the L-shaped bracket 210, and the sliding component includes: a first rotating plate 211 and a second rotating plate 212. Two first rotating plates 211 are hinged on the L-shaped bracket 210 of the first slider 29 at both ends of the guide rail 28. The two first rotating plates 211 are in a V shape, and two second rotating plates 212 are hinged on the remaining L-shaped brackets 210. The two second rotating plates 212 are in an X shape, and the adjacent first rotating plate 211 and the second rotating plate 212 are hinged to each other.

[0039] The back-and-forth movement of the first slider 29 drives the L-shaped bracket 210 to move back and forth. The back-and-forth movement of the L-shaped bracket 210 drives the first rotating plate 211 and the second rotating plate 212 of the sliding component to rotate. The rotation of the first rotating plate 211 and the second rotating plate 212 drives the adjacent L-shaped brackets 210 to move back and forth synchronously, which is beneficial to synchronously adjusting the distance between the left sides of all the adjustment plates 25.

[0040] The synchronous adjustment mechanism further includes: a fixing component, the fixing component is installed on the upper side of the transverse frame 27, and the fixing component includes: a lead screw 213, a second slider 214 and a fixing nut 215. Both ends of the lead screw 213 are rotatably connected to the transverse frame 27. The second slider 214 is threadedly connected to the lead screw 213. The left side of the second slider 214 is fixedly connected to one of the L-shaped brackets 210. The fixing nut 215 is threadedly connected to the lead screw 213, and tightening the fixing nut 215 is used to fix the lead screw 213 so that it will not rotate.

[0041] As Figure 9 shown, loosen the fixing nut 215 of the fixing component, rotate the lead screw 213, the rotation of the lead screw 213 drives the second slider 214 to move back and forth on the lead screw 213. The back-and-forth movement of the second slider 214 on the lead screw 213 drives the first slider 29 to move back and forth. The back-and-forth movement of the first slider 29 drives the L-shaped bracket 210 to move back and forth. The L-shaped bracket 210 moves synchronously under the restriction of the first rotating plate 211 and the second rotating plate 212, playing a role in synchronously adjusting the L-shaped bracket 210.

[0042] Embodiment 2: In some embodiments, as Figures 1 - 9, as a preferred embodiment of the present invention, the rotary conveying device 3 includes: a screw conveyor 31 and a top plate 32. The screw conveyor 31 is fixedly installed in the housing 1, and the top plate 32 is fixedly installed on the upper side of the housing 1. The screw conveyor 31 can be a screw conveyor produced by Xinmeixin Intelligent Equipment Co., Ltd. The rotary conveying device 3 further includes: a cleaning mechanism 5. The cleaning mechanism 5 is installed on the lower side of the output end of the screw conveyor 31. The cleaning mechanism 5 includes: a rotary cylinder 51, a cleaning brush 52, a reduction motor 53, and a blanking port 54. The rotary cylinder 51 is rotatably connected to the housing 1 through a bracket. A plurality of the cleaning brushes 52 are fixedly installed on the rotary cylinder 51. The reduction motor 53 is fixedly installed on the housing 1, and the output end of the reduction motor 53 is fixedly connected to the rotating shaft of the rotary cylinder 51. The blanking port 54 is fixedly installed on the housing 1.

[0043] As Figure 1 , Figure 5 , Figure 9 shown, the powdery materials evenly spread on the blanking inclined plate 24 fall and reach the right input end of the screw conveyor 31 of the rotary conveying device 3. The screw conveyor 31 is started to slowly convey the evenly spread powdery materials from the right low point to the left high point. The top plate 32 is used to seal the housing 1.

[0044] As Figure 2 , Figure 5 shown, the circulating drying device 4 includes: a conveying pipe 41, a rectangular frame 42, and an input port 43. The conveying pipe 41 is fixedly installed on the lower side of the top plate 32. A plurality of the rectangular frames 42 are fixedly installed on the conveying pipe 41. The input port 43 is fixedly installed on the upper side of the conveying pipe 41. The upper side of the input port 43 is fixedly connected to the output end of an external hot air blower. The external hot air blower is used to provide hot air for drying.

[0045] The output shaft of the reduction motor 53 of the cleaning mechanism 5 rotates to drive the rotary cylinder 51 to rotate. The rotation of the rotary cylinder 51 drives the cleaning brush 52 to rotate, sweeping the powdery materials on the conveyor belt under the screw conveyor 31 and making them fall from the blanking port 54.

[0046] The circulating drying device 4 further includes: a fixed column 44, a support cover 45, and an air outlet pipe 46. The fixed column 44 is fixedly installed in the middle of the conveying pipe 41. The support cover 45 is fixedly installed under the fixed column 44. One end of the air outlet pipe 46 is fixedly connected to the support cover 45, and the other end of the air outlet pipe 46 penetrates through the housing 1 and is fixedly connected to the housing 1.

[0047] The external hot air blower transports hot air into the conveying pipe 41 through the input port 43. The hot air jets out from the plurality of rectangular frames 42 in the conveying pipe 41 to heat and dry the powdery materials on the screw conveyor 31. After the hot air blows through the screw conveyor 31, it enters the support cover 45 and is discharged through the air outlet pipe 46 on the support cover 45.

[0048] The circulating drying device 4 further includes: a connecting rod 47 and a scraper 48. A plurality of the connecting rods 47 are fixedly installed on the housing 1, and a plurality of the scrapers 48 are fixedly installed on the connecting rods 47. The scrapers 48 between adjacent connecting rods 47 are staggered from each other. The powder is continuously dispersed and broken up by the scrapers 48, improving the drying effect of the powder.

[0049] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements on some of the technical features; and these modifications or replacements will not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A continuous powder drying device, comprising a housing (1), characterized in that, It further includes: a powder spreading device (2), a rotary conveying device (3) and a circulating drying device (4). The powder spreading device (2) is installed on the right side of the housing (1), the rotary conveying device (3) is installed inside the housing (1), the circulating drying device (4) is installed in the middle side of the housing (1). The powder spreading device (2) includes: a protective shell (21), a material receiving frame (22), a vibrator (23), a blanking inclined plate (24), a regulating plate (25) and a funnel (26). The protective shell (21) is fixedly installed on the right side of the housing (1), the material receiving frame (22) is fixedly installed inside the protective shell (21), the blanking inclined plate (24) is fixedly installed on the left side of the material receiving frame (22), the right sides of a plurality of the regulating plates (25) are hinged to the right side of the material receiving frame (22) at equal intervals, the lengths of the regulating plates (25) are different, the funnel (26) is fixedly installed on the right side of the protective shell (21). The powder spreading device (2) further includes: a synchronous adjustment mechanism, and the synchronous adjustment mechanism is installed on the left side of the material receiving frame (22).

2. The continuous powder drying device according to claim 1, characterized in that, The synchronous adjustment mechanism includes: a transverse frame (27), a guide rail (28), a first slider (29) and an L-shaped bracket (210). The transverse frame (27) is fixedly installed on the left side of the material receiving frame (22), the guide rail (28) is fixedly installed on the left side wall of the transverse frame (27), a plurality of the first sliders (29) are slidably connected to the guide rail (28) at equal intervals, and an L-shaped bracket (210) is fixedly installed on each of the first sliders (29).

3. The powder continuous drying device according to claim 2, wherein The left sides of the regulating plates (25) correspond to the L-shaped brackets (210) one by one, and the left sides of the regulating plates (25) are hinged to the L-shaped brackets (210).

4. The powder continuous drying device according to claim 3, characterized in that, The synchronous adjustment mechanism further includes: a sliding assembly, and the sliding assembly is installed on the L-shaped bracket (210).

5. The powder continuous drying device according to claim 4, wherein, The synchronous adjustment mechanism further includes: a fixing assembly, and the fixing assembly is installed on the upper side of the transverse frame (27). The fixing assembly includes: a lead screw (213), a second slider (214) and a fixing nut (215). Both ends of the lead screw (213) are rotatably connected to the transverse frame (27), the second slider (214) is threadedly connected to the lead screw (213), the left side of the second slider (214) is fixedly connected to one of the L-shaped brackets (210), and the fixing nut (215) is threadedly connected to the lead screw (213).

6. The continuous powder drying device according to claim 1, wherein, The rotary conveying device (3) includes: a screw conveyor (31) and a top plate (32). The screw conveyor (31) is fixedly installed inside the housing (1), and the top plate (32) is fixedly installed on the upper side of the housing (1). The rotary conveying device (3) further includes: a cleaning mechanism (5). The cleaning mechanism (5) is installed on the lower side of the output end of the screw conveyor (31). The cleaning mechanism (5) includes: a rotary cylinder (51), cleaning brushes (52), a reduction motor (53), and a discharge opening (54). The rotary cylinder (51) is rotatably connected to the housing (1) through a bracket. A plurality of the cleaning brushes (52) are fixedly installed on the rotary cylinder (51). The reduction motor (53) is fixedly installed on the housing (1), and the output end of the reduction motor (53) is fixedly connected to the rotating shaft of the rotary cylinder (51). The discharge opening (54) is fixedly installed on the housing (1).

7. The continuous powder drying device according to claim 6, wherein The circulating drying device (4) includes: a conveying pipe (41), a rectangular frame (42), and an input port (43). The conveying pipe (41) is fixedly installed under the top plate (32). A plurality of the rectangular frames (42) are fixedly installed on the conveying pipe (41). The input port (43) is fixedly installed on the upper side of the conveying pipe (41).

8. The continuous powder drying device according to claim 7, characterized in that, The circulating drying device (4) further includes: a fixed column (44), a support cover (45), and an air outlet pipe (46). The fixed column (44) is fixedly installed in the middle of the conveying pipe (41). The support cover (45) is fixedly installed under the fixed column (44). One end of the air outlet pipe (46) is fixedly connected to the support cover (45), and the other end of the air outlet pipe (46) penetrates through the housing (1) and is fixedly connected to the housing (1).

9. The continuous powder drying device according to claim 8, wherein, The circulating drying device (4) further includes: a connecting rod (47) and a scraper (48). A plurality of the connecting rods (47) are fixedly installed on the housing (1). A plurality of the scrapers (48) are fixedly installed on the connecting rods (47). The scrapers (48) between adjacent connecting rods (47) are staggered from each other.

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