CN210332520U - Clean feeding dry powder stirrer - Google Patents

Abstract

The utility model relates to a clean material dry powder mixer of throwing, including interior churn and frame, interior churn is hollow tubular structure, is provided with agitating unit in the interior churn, has seted up interior discharge gate on the outer wall of interior churn, interior churn outside is provided with outer churn, and outer churn is fixed in the frame, has seted up out the material mouth on the outer wall of outer churn, and the one end of interior churn is fixed with the conveying pipeline, and the conveying pipeline communicates with the inside of interior churn, and the one end that the conveying pipeline was kept away from to interior churn is fixed with the central siphon, and the central siphon communicates with the inside of interior churn, conveying pipeline and central siphon three are coaxial, and conveying pipeline and central siphon slewing bearing are on outer churn, and the outside one end of outer churn that the conveying pipeline stretches out is connected with feeding device, and duct connection has drive arrangement. The utility model discloses a set the structure that interior churn can revolve around the axle into, have the effect that makes the stirring more abundant.

Description

Clean feeding dry powder stirrer

Technical Field

The utility model belongs to the technical field of the technique of mixer and specifically relates to a clean material dry powder mixer of throwing is related to.

Background

The dry powder stirrer is a new type of high-efficiency mixing equipment, and is widely used for solid-solid (powder and powder) material mixing and solid-slurry (powder and slurry) material mixing in the industries of medicine, food, chemical industry, feed, compound fertilizer, dye, pigment, etc.

At present, a patent document with an authorization publication number of CN205216649U discloses a horizontal dry powder mixer, which comprises a mixing device, an automatic powder feeding device and a powder discharging device; the stirring device comprises a stirring container, a horizontal stirring shaft, stirring blades and a stirring motor, wherein the stirring container is fixed on the rack or the ground, the horizontal stirring shaft is coaxially fixed with an output shaft of the stirring motor, the stirring blades are fixed on the horizontal stirring shaft, and the horizontal stirring shaft and the stirring blades are both positioned in the stirring container.

When the horizontal dry powder stirrer is used, the stirring container is fixed, only the stirring shaft drives the stirring blades to rotate during stirring, and powder is easy to accumulate below the stirring container under the action of gravity after feeding, so that insufficient stirring is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a clean material dry powder mixer of throwing, it has the more abundant effect of messenger's powder stirring.

The above object of the present invention is achieved by the following technical solutions:

the utility model provides a clean material dry powder mixer of throwing, includes interior churn and frame, interior churn is hollow tubular structure, is provided with agitating unit in the interior churn, has seted up interior discharge gate on the outer wall of interior churn, interior churn outside is provided with outer churn, and outer churn is fixed in the frame, has seted up out the discharge gate on the outer wall of outer churn, and the one end of interior churn is fixed with the conveying pipeline, and the conveying pipeline communicates with the inside of interior churn, and the one end that the conveying pipeline was kept away from to interior churn is fixed with the central siphon, and the central siphon communicates with the inside of interior churn, conveying pipeline and central siphon three are coaxial, and conveying pipeline and central siphon slewing bearing are on outer churn, and the conveying pipeline stretches out the outside one end of outer churn and is connected with feeding device, and duct connection.

Through adopting above-mentioned technical scheme, including the churn set up outer churn outward, interior churn passes through conveying pipeline and central siphon slewing bearing on outer churn, and interior churn can be rotatory under drive arrangement one to churn internal rotation including the dry powder can be favorable to the dry powder fully to move under agitating unit's effect, makes the stirring more abundant.

The utility model discloses further set up to: agitating unit includes the (mixing) shaft, and the one end of (mixing) shaft is passed through the central siphon and is stretched into the inside of interior churn, and (mixing) shaft slewing bearing is in the central siphon, and coaxial being fixed with helical blade one on the (mixing) shaft, helical blade one set up including the inside of churn and spiral coil on the (mixing) shaft, and the one end of churn stretches out the outside of outer churn and is connected with drive arrangement two in the (mixing) shaft is kept away from.

Through adopting above-mentioned technical scheme, interior churn is driven by drive arrangement one and the (mixing) shaft is driven by drive arrangement two, and the staff can control the rotation of interior churn and the rotation of (mixing) shaft respectively, and when the stirring was abundant only need the ejection of compact, the staff made drive arrangement one continue to work and made drive arrangement two stop work, is favorable to saving the electric power resource.

The utility model discloses further set up to: the stirring shaft is provided with a plurality of stirring rods, the stirring rods are arranged in the stirring barrel, one ends of the stirring rods are fixed on the stirring shaft, the stirring rods are arranged on the stirring shaft along a spiral track, and the stirring rods are separated from the helical blades.

Through adopting above-mentioned technical scheme, set up a plurality of stirring rods on the (mixing) shaft, a stirring rod and helical blade phase separation, when the stirring, the stirring rod is favorable to smashing the caking thing in the dry powder, makes the stirring and mixes more fully.

The utility model discloses further set up to: and a second helical blade is fixed on the outer wall of the inner mixing drum, the second helical blade is spirally wound on the outer wall of the inner mixing drum, and the second helical blade is arranged in a gap between the inner mixing drum and the outer mixing drum.

Through adopting above-mentioned technical scheme, dry powder can get into the space part between inner mixing drum and the outer mixing drum from interior discharge gate after once being stirred in inner mixing drum, and helical blade two that sets up on the inner mixing drum outer wall can carry out the secondary stirring along with the rotation of inner mixing drum to the dry powder, is favorable to making the stirring more abundant.

The utility model discloses further set up to: the inner discharge port is formed in the outer wall of one end, close to the shaft tube, of the inner mixing drum, and the outer discharge port is formed in the outer wall of one end, close to the conveying pipe, of the outer mixing drum.

Through adopting above-mentioned technical scheme, discharge from interior discharge gate again after the dry powder can move longer distance in the churn including, the dry powder can stay longer time in the clearance between churn and the outer churn including after discharging from interior discharge gate to helical blade two can carry out longer stirring to the dry powder, is favorable to making the stirring more abundant.

The utility model discloses further set up to: the feeding device comprises a feeding hopper, the feeding hopper is a hollow shell, a hopper pipe is fixed on the side wall of the feeding hopper, the hopper pipe is communicated with the feeding hopper, the central line of the hopper pipe coincides with the central line of the feeding pipe, one end of the feeding pipe extends out of the outer stirring cylinder and is rotatably supported in the hopper pipe, a conveying screw rod is arranged in the hopper pipe, one end of the conveying screw rod penetrates through the hopper pipe and the inner part of the inner stirring cylinder, the other end of the conveying screw rod extends out of the outer stirring cylinder and is connected with a driving device III, and one end of the conveying screw rod, which is far away from the inner stirring cylinder, is rotatably supported on the feeding hopper.

Through adopting above-mentioned technical scheme, the feeding device adopts defeated hopper and the hopper pipe of switch-on with the conveying pipeline, sets up conveying screw in the hopper pipe, and last drive arrangement three of connecting of conveying screw can control drive arrangement three at any time and make conveying screw stop or continue to pay-off in the inner mixing drum when stirring, and after conveying screw stopped the inside pay-off of inner mixing drum, conveying hopper still can hold a certain amount of dry powder, and is more convenient in the use.

The utility model discloses further set up to: the top of defeated hopper is provided with the inlet pipe, the one end and the defeated hopper intercommunication of inlet pipe, and the other end is connected with the feeding case, and slewing bearing has the feeding screw rod in the inlet pipe, and the one end of feeding screw rod is located the feeding incasement, and the other end stretches out the outside of inlet pipe and is connected with drive arrangement four.

Through adopting above-mentioned technical scheme, because the staff adds the dry powder in feeding case department when using, and the drive arrangement four that are connected with the feeding screw rod set up in the position of keeping away from the feeding case, be favorable to reducing the dust volume that gets into in drive arrangement four's the equipment, improve drive arrangement four's life.

The utility model discloses further set up to: the feeding box is connected with an exhaust pipe, the exhaust pipe is communicated with the feeding box, an exhaust branch pipe is arranged on the exhaust pipe, one end of the exhaust branch pipe is communicated with the exhaust pipe, and the other end of the exhaust branch pipe is communicated with one end of the feeding pipe close to the conveying hopper.

Through adopting above-mentioned technical scheme, the exhaust column of being connected with the feeding case is favorable to reducing the dust that produces when feeding in feeding case department, and the convulsions branch pipe with the inlet pipe intercommunication is favorable to reducing the dry powder and is piled up the extrusion in the one end that the inlet pipe is close to defeated hopper, and then reduces the probability that the feeding screw rod is blocked.

To sum up, the utility model discloses a beneficial technological effect does:

1. the inner mixing drum can rotate under the driving of the first driving device, so that the dry powder can rotate in the inner mixing drum, the dry powder can fully move under the action of the mixing device, and the mixing is more sufficient; the stirring rod is beneficial to crushing the caking in the dry powder, so that the stirring and the mixing are more sufficient; the second helical blade can stir the dry powder for the second time, so that the stirring is more sufficient;

2. workers can respectively control the rotation of the inner stirring barrel and the rotation of the stirring shaft, so that the electric power resource is saved; the positions of the inner discharge hole and the outer discharge hole can enable the helical blades to stir the dry powder for a longer time, so that the stirring is more sufficient; after the conveying screw stops feeding materials into the inner stirring barrel, the conveying hopper can still contain a certain amount of dry powder, so that the use is more convenient;

3. the driving device IV is arranged at one end of the feeding screw rod, which is far away from the feeding box, so that the dust amount entering the driving device IV is reduced, and the service life of the driving device IV is prolonged; exhaust column and convulsions branch pipe are favorable to reducing the dust that produces when feeding case department loads materials, are favorable to reducing simultaneously that the dry powder is piled up the extrusion in the one end that the inlet pipe is close to defeated hopper, and then reduce the probability that the feeding screw rod is blocked.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic illustration of an inner mixing drum and an outer mixing drum;

fig. 3 is a schematic view of an inner mixing drum.

In the figure, 1, an inner mixing drum; 11. a delivery pipe; 12. an axle tube; 13. a third chain wheel; 14. a fourth chain wheel; 15. a second motor; 16. a second helical blade; 17. an inner discharge hole; 2. an outer mixing drum; 21. a tube hole; 22. an outer material outlet; 3. a frame; 4. a stirring shaft; 41. a chain wheel I; 42. a second chain wheel; 43. a first motor; 44. a first helical blade; 45. a stirring rod; 5. a material conveying hopper; 51. a hopper pipe; 52. a conveying screw; 53. a fifth chain wheel; 54. a sixth chain wheel; 55. a third motor; 6. a feed pipe; 61. a vertical tube; 62. a feed screw; 63. a seventh chain wheel; 64. eighthly, a chain wheel; 65. a fourth motor; 7. a feeding box; 8. an exhaust pipe; 81. and (5) air draft branch pipes.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses a clean material dry powder mixer of throwing, including interior churn 1, outer churn 2 and frame 3, outer churn 2 is fixed in frame 3, and interior churn 1 and outer churn 2 are inside hollow cylindrical drum, and the diameter of outer churn 2 is greater than the diameter of interior churn 1 and fixes in frame 3, and interior churn 1 and outer churn 2 set up with the central axis and level.

Referring to fig. 1 and 2, a material conveying pipe 11 is coaxially fixed to one end of an inner mixing drum 1, the material conveying pipe 11 is a cylindrical pipe, one end of the material conveying pipe 11 is communicated with the inside of the inner mixing drum 1, a shaft pipe 12 is coaxially fixed to the bottom surface, away from one end of the material conveying pipe 11, of the inner mixing drum 1, the shaft pipe 12 is a cylindrical pipe, the shaft pipe 12 is communicated with the inside of the inner mixing drum 1, a pipe hole 21 is formed in the center of the bottom surfaces of two ends of the outer mixing drum 2, a bearing is arranged in the pipe hole 21, an outer ring of the bearing is fixed to the outer mixing drum 2, the material conveying pipe 11 and the shaft pipe 12 are rotatably supported on the bearings at two ends of the outer mixing drum 2, and one end, away from the.

Referring to fig. 1 and 2, a stirring shaft 4 is arranged in the shaft tube 12, one end of the stirring shaft 4 extends into the inner stirring barrel 1, the other end of the stirring shaft passes through the shaft tube 12 and penetrates out of the outer stirring barrel 2, a bearing is arranged in the shaft tube 12, an outer ring of the bearing is fixed to the shaft tube 12, a slewing bearing of the stirring shaft 4 is arranged in the shaft tube 12, a first chain wheel 41 is coaxially fixed to one end of the stirring shaft 4 extending out of the outer stirring barrel 2, a first motor 43 is arranged below the first chain wheel 41, the first motor 43 is fixed to the frame 3, a second chain wheel 42 is coaxially fixed to an output shaft of the first motor 43, and the first chain wheel 41 is connected with the second chain wheel 42.

Referring to fig. 1 and 2, a first helical blade 44 is coaxially fixed on the stirring shaft 4, the first helical blade 44 is disposed inside the inner stirring barrel 1 and spirally wound on the stirring shaft 4, a plurality of stirring rods 45 are disposed on the stirring shaft 4, one end of each stirring rod 45 is fixed on the stirring shaft 4, each stirring rod 45 is disposed inside the inner stirring barrel 1 and perpendicular to the central line of the stirring shaft 4, the plurality of stirring rods 45 are disposed on the stirring shaft 4 along a spiral track, and the stirring rods 45 are separated from the first helical blade 44.

Referring to fig. 1 and 2, a third chain wheel 13 is coaxially fixed on one end of the material conveying pipe 11 extending out of the outer mixing drum 2, a second motor 15 is arranged below the third chain wheel 13, the second motor 15 is fixed on the frame 3, a fourth chain wheel 14 is coaxially fixed on an output shaft of the second motor 15, and the third chain wheel 13 is in transmission connection with the fourth chain wheel 14 through a chain.

Referring to fig. 1 and fig. 3, a second helical blade 16 is fixed on the outer wall of the inner mixing drum 1, and referring to fig. 2, the second helical blade 16 is arranged in the gap between the inner mixing drum 1 and the outer mixing drum 2, the second helical blade 16 is spirally wound on the outer wall of the inner mixing drum 1, a plurality of inner discharge ports 17 are formed in the outer wall of the inner mixing drum 1 near one end of the shaft tube 12, an outer discharge port 22 is formed in the outer wall of the outer mixing drum 2 near one end of the feed delivery tube 11, and the opening of the outer discharge port 22 faces downward.

Referring to fig. 1, a material conveying hopper 5 is arranged on a frame 3, the material conveying hopper 5 is a hollow shell, a hopper pipe 51 is fixed on a side wall of the material conveying hopper 5 corresponding to an opening of one end of the material conveying pipe 11 extending out of an outer stirring cylinder 2, a center line of the hopper pipe 51 coincides with a center line of the material conveying pipe 11, the diameter of the hopper pipe 51 is larger than that of the material conveying pipe 11, one end of the hopper pipe 51 fixed on the side wall of the material conveying hopper 5 is communicated with the material conveying hopper 5, a bearing is arranged inside the end of the hopper pipe 51 far away from the material conveying hopper 5, an outer ring of the bearing is fixed on the hopper pipe 51, and one end of the material conveying pipe 11 extending out of the outer stirring cylinder 2 is rotatably supported on.

Referring to fig. 2, a conveying screw 52 is arranged in a hopper pipe 51, one end of the conveying screw 52 penetrates through the hopper pipe 51 and the conveying pipe 11 and extends into the inner mixing drum 1, a through hole is formed in a side wall of the conveying hopper 5 opposite to the hopper pipe 51, one end, far away from the inner mixing drum 1, of the conveying screw 52 penetrates through the through hole in the side wall of the conveying hopper 5 and extends out of the conveying hopper 5, the conveying screw 52 is rotatably supported on the through hole in the side wall of the conveying hopper 5 through a bearing, a chain wheel five 53 is coaxially fixed at one end, extending out of the conveying hopper 5, of the conveying screw 52, a motor three 55 is arranged below the chain wheel five 53, a chain wheel six 54 is coaxially fixed on an output shaft of the motor three 55, and the chain wheel five 53 is connected with the chain wheel.

Referring to fig. 1 and 2, a feeding pipe 6 is arranged above the feeding hopper 5, the feeding pipe 6 is obliquely arranged, one end, close to the ground, of the feeding pipe 6 is connected with a feeding box 7, the feeding box 7 is a hollow box shell, the feeding pipe 6 is communicated with the feeding box 7, one end, close to the feeding hopper 5, of the feeding pipe 6 is provided with a vertical pipe 61, the lower end of the vertical pipe 61 is fixed to the upper surface of the feeding hopper 5 and is communicated with the feeding hopper 5, the upper end of the vertical pipe 61 is fixed to the feeding pipe 6 and is communicated with the feeding pipe 6, a feeding screw 62 is rotatably supported in the feeding pipe 6, one end, far away from the feeding box 7, of the feeding screw 62 extends out of the feeding pipe 6 and is coaxially fixed with a sprocket seven 63, a motor four 65 is fixed to the outer wall, close to the feeding box 7, a sprocket eight 64 is coaxially fixed to an output shaft of.

Referring to fig. 1, an exhaust pipe 8 is fixed on the upper cover of the feeding box 7, one end of the exhaust pipe 8 is communicated with the feeding box 7, the other end of the exhaust pipe 8 is connected with an exhaust fan, an exhaust branch pipe 81 is arranged on the exhaust pipe 8, one end of the exhaust branch pipe 81 is communicated with the exhaust pipe 8, and the other end of the exhaust branch pipe is communicated with one end of the feeding pipe 6 close to the conveying hopper 5.

Referring to fig. 1 and 2, when using, the staff adds the dry powder to be stirred into the feeding box 7, motor four 65 can drive the feeding screw 62 to rotate and then carry the dry powder to the conveying hopper 5, motor three 55 can drive the conveying screw 52 to rotate and then carry the dry powder in the conveying hopper 5 to the interior mixing drum 1, motor one 43 can drive the stirring shaft 4 to rotate, the stirring shaft 4 rotates and can drive the helical blade one 44 and the stirring rod 45 to rotate and then stir the dry powder in the interior mixing drum 1, the dry powder moving to the interior discharge port 17 can be discharged from the interior discharge port 17 to the gap part between the interior mixing drum 1 and the exterior mixing drum 2.

Referring to fig. 1 and 2, the second motor 15 rotates to drive the inner stirring cylinder 1 to rotate, and then the second helical blade 16 fixed on the outer wall of the inner stirring cylinder 1 can rotate to stir the dry powder, and the dry powder moving to the outer discharge port 22 is discharged from the outer discharge port 22; the exhaust pipe 8 can form negative pressure in the feeding box 7 so as to reduce dust generation, and the exhaust branch pipe 81 can generate negative pressure at one end of the feeding pipe 6 close to the conveying hopper 5 so as to be beneficial to reducing the accumulation and extrusion of dry powder at one end of the feeding pipe 6 close to the conveying hopper 5.

The embodiment of the present invention is a preferred embodiment of the present invention, which is not limited in this way to the protection scope of the present invention, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides a clean material dry powder mixer of throwing, includes interior churn (1) and frame (3), interior churn (1) is hollow tubular structure, is provided with agitating unit in interior churn (1), has seted up interior discharge gate (17), its characterized in that on the outer wall of interior churn (1): interior churn (1) outside is provided with outer churn (2), and outer churn (2) are fixed in frame (3), has seted up on the outer wall of outer churn (2) and has gone out material mouthful (22), and the one end of interior churn (1) is fixed with conveying pipeline (11), and conveying pipeline (11) and the inside intercommunication of interior churn (1), the one end that conveying pipeline (11) were kept away from in interior churn (1) is fixed with central siphon (12), and central siphon (12) and the inside intercommunication of interior churn (1), conveying pipeline (11) and central siphon (12) three are coaxial, and conveying pipeline (11) and central siphon (12) slewing bearing are on outer churn (2), and the one end that conveying pipeline (11) stretch out outer churn (2) outside is connected with the feeding device, and conveying pipeline (11) are connected with drive arrangement one.

2. The clean feed dry powder blender of claim 1, wherein: agitating unit includes (mixing) shaft (4), and the inside of churn (1) is stretched into through central siphon (12) to the one end of (mixing) shaft (4), and (mixing) shaft (4) slewing bearing is in central siphon (12), and coaxial being fixed with helical blade (44) on (mixing) shaft (4), and helical blade (44) set up including the inside of churn (1) and spiral coiling on (mixing) shaft (4), and the one end of churn (1) is stretched out the outside of outer churn (2) and is connected with drive arrangement two in (mixing) shaft (4) are kept away from.

3. The clean feed dry powder blender of claim 2, wherein: the stirring shaft (4) is provided with a plurality of stirring rods (45), the stirring rods (45) are arranged in the inner stirring cylinder (1), one end of each stirring rod (45) is fixed on the stirring shaft (4), the stirring rods (45) are arranged on the stirring shaft (4) along a spiral track, and the stirring rods (45) are separated from the first spiral blades (44).

4. The clean feeding dry powder blender according to any one of claims 1-3, wherein: and a second helical blade (16) is fixed on the outer wall of the inner mixing drum (1), the second helical blade (16) is spirally wound on the outer wall of the inner mixing drum (1), and the second helical blade (16) is arranged in a gap part between the inner mixing drum (1) and the outer mixing drum (2).

5. The clean feed dry powder blender of claim 4, wherein: interior discharge gate (17) are seted up including on the outer wall that churn (1) is close to central siphon (12) one end, go out discharge gate (22) and set up outside on churn (2) is close to the outer wall of conveying pipeline (11) one end.

6. The clean feeding dry powder blender according to any one of claims 1-3, wherein: the material conveying device comprises a material conveying hopper (5), the material conveying hopper (5) is a hollow shell, a hopper pipe (51) is fixed on the side wall of the material conveying hopper (5), the hopper pipe (51) is communicated with the material conveying hopper (5), the center line of the hopper pipe (51) is superposed with the center line of the material conveying pipe (11), the material conveying pipe (11) stretches out of the outer stirring barrel (2), one end of the material conveying pipe is rotatably supported in the hopper pipe (51), a conveying screw rod (52) is arranged in the hopper pipe (51), one end of the conveying screw rod (52) penetrates through the hopper pipe (51) and the material conveying pipe (11) and stretches into the inner stirring barrel (1), the other end of the conveying screw rod stretches out of the outer stirring barrel (5) and is connected with a driving device III, and one end of the conveying screw rod (52) far away from the inner stirring barrel (1) is rotatably supported on the material conveying hopper (5).

7. The clean feed dry powder blender of claim 6, wherein: defeated top of hopper (5) is provided with inlet pipe (6), the one end and defeated hopper (5) intercommunication of inlet pipe (6), and the other end is connected with feeding case (7), and slewing bearing has feeding screw rod (62) in inlet pipe (6), and the one end of feeding screw rod (62) is located feeding case (7), and the other end stretches out the outside of inlet pipe (6) and is connected with drive arrangement four.

8. The clean feed dry powder blender of claim 7, wherein: be connected with exhaust column (8) on feeding case (7), exhaust column (8) and feeding case (7) intercommunication, be provided with convulsions branch pipe (81) on exhaust column (8), the one end and the exhaust column (8) intercommunication of convulsions branch pipe (81), the other end communicates with the one end that inlet pipe (6) are close to defeated hopper (5).

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