CN221536401U - Double-screw stirring mechanism based on single motor assembly - Google Patents

Abstract

The utility model discloses a double-screw stirring mechanism based on a single motor component, which comprises a motor, wherein a driving gear is fixed at the lower end of a power output end of the motor, driven gears capable of revolving are meshed on two sides of the driving gear, a rotating shaft downwards extends from the middle part of the driven gears, an inner auger is arranged on the outer surface of the rotating shaft, an outer cylinder body is arranged outside the rotating shaft, an outer auger is arranged on the outer surface of the outer cylinder body, and a reversing transmission gear set is arranged between the outer cylinder body and the rotating shaft. According to the utility model, the inner auger is arranged on the outer surface of the rotating shaft, the outer cylinder body attached with the outer auger is arranged outside the rotating shaft, and the reversing transmission gear set is arranged between the rotating shaft and the outer cylinder body, so that the pushing directions of the outer auger and the inner auger are opposite, the circular mixing in the numerical direction is realized, and the mixing uniformity is ensured.

Description

Double-screw stirring mechanism based on single motor assembly

Technical Field

The utility model relates to the technical field of stirring, in particular to a double-screw stirring mechanism based on a single motor assembly.

Background

Existing mixers are divided into horizontal mixers and vertical mixers. The horizontal mixer drives the rolling mixing of materials in the cylinder through the rolling of the cylinder, and the requirement on the rotating speed of the cylinder is higher when the horizontal mixer works, otherwise, the materials in the cylinder can be separated into segregation or caking and cannot be mixed. Most of the vertical mixers are single-screw mixers, and long-term use of the vertical mixers has found that the stirring effect of the single-screw mixer is not ideal.

For this purpose, a double screw mixer is proposed in publication CN103127855A, which is provided with a double screw stirring mechanism, but uses too many motors, resulting in a waste phenomenon.

Disclosure of utility model

The utility model aims to provide a double-screw stirring mechanism based on a single motor assembly, which aims to solve the problems that in the prior art, the double-screw stirring mechanism is excessive in used motor and causes waste.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a double helix rabbling mechanism based on single motor subassembly, includes the motor, the power take off end lower extreme of motor is fixed with the driving gear, the both sides of driving gear all mesh has the driven gear of revolution, the middle part of driven gear downwardly extending pivot, the surface mounting of pivot has interior auger, and the outside of pivot is equipped with outer barrel, the surface mounting of outer barrel has outer auger, be equipped with reversing drive gear group between outer barrel and the pivot.

Preferably, the stirring tank is further arranged, the upper end of the stirring tank is provided with a thick top plate, the middle of the inner part of the thick top plate is rotatably provided with a rotary disk, the middle of the outer part of the circumference of the rotary disk is fixedly provided with a limiting disk, and the rotary shaft is rotatably connected with the rotary disk through a bearing.

Preferably, a bracket is arranged between the upper end of the outer cylinder body and the rotating shaft, and comprises a first ring fixed on the circumference of the upper end of the outer cylinder body, a second ring rotatably installed on the rotating shaft through a bearing, and an L-shaped connecting frame fixed between the second ring and the first ring.

Preferably, the reversing transmission gear set comprises a driven umbrella wheel fixed on the circumference outside the upper end of the outer cylinder body, a transmission umbrella wheel meshed with one side upper part of the driven umbrella wheel, which is close to the inner wall of the stirring tank, and a driving umbrella wheel fixed on the rotating shaft, which is close to the upper end, and the driving umbrella wheel is meshed with the upper part of the transmission umbrella wheel.

Preferably, a transmission center shaft is fixed in the middle of the transmission umbrella wheel, a positioning ring is rotatably arranged on the inner wall of the stirring tank at a position corresponding to the transmission center shaft through a bearing, and the transmission center shaft is rotatably connected with the positioning ring through a bearing.

Compared with the prior art, the utility model has the beneficial effects that:

1. According to the utility model, the spiral assemblies at two sides are driven by one motor to revolve while rotating, so that a good stirring effect is realized in the horizontal direction;

2. According to the utility model, the inner auger is arranged on the outer surface of the rotating shaft, the outer cylinder body attached with the outer auger is arranged outside the rotating shaft, and the reversing transmission gear set is arranged between the rotating shaft and the outer cylinder body, so that the pushing directions of the outer auger and the inner auger are opposite, the circular mixing in the numerical direction is realized, and the mixing uniformity is ensured.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of the internal structure of the present utility model;

FIG. 2 is a schematic diagram of the installation of a reversing drive gearset according to the present utility model.

In the figure: 1. a stirring tank; 2. a thick top plate; 3. a driven gear; 4. a motor; 5. an outer cylinder; 51. an outer auger; 6. a rotating shaft; 61. an inner auger; 7. a positioning ring; 8. a reverse drive gear set; 81. a driving umbrella wheel; 82. a transmission umbrella wheel; 83 a transmission center shaft; 84. driven umbrella wheel; 9. a rotating disc; 91. a limiting disc; 10. a bracket; 101. a first ring; 102. a second ring; 103. an L-shaped connecting frame; 11. a drive gear; 12. and a retainer.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 and 2, in an embodiment of the present utility model, a double-screw stirring mechanism based on a single motor assembly includes a stirring tank 1, wherein the upper end of the stirring tank 1 is provided with a thick top plate 2, a rotating disk 9 is rotatably mounted in the middle of the inner part of the thick top plate 2, a limiting disk 91 is fixed in the middle of the outer circumference of the rotating disk 9, the rotating disk 9 can be connected with the thick top plate 2 through a large bearing, and the limiting disk 91 can prevent the rotating disk 9 from falling off from the thick top plate 2.

As shown in fig. 1, a motor 4 is installed above the stirring tank 1, a driving gear 11 is fixed at the lower end of the power output end of the motor 4, the lower end of the power output end of the motor 4 is fixed with a rotating disk 9, driven gears 3 capable of revolving are meshed with both sides of the driving gear 11, a rotating shaft 6 extends downwards from the middle of the driven gears 3, the rotating shaft 6 is rotationally connected with the rotating disk 9 through a bearing, an inner auger 61 is installed on the outer surface of the rotating shaft 6, and the driving gear 11 can rotate while the driven gears 3 revolve by means of the rotation action of the motor 4, so that the rotating shaft 6 drives the inner auger 61 to revolve and rotate simultaneously to perform stirring operation.

The outer cylinder 5 is arranged outside the rotating shaft 6, the outer auger 51 is arranged on the outer surface of the outer cylinder 5, then the inner auger 61 in the outer cylinder 5 can push materials from bottom to top during autorotation, the outer auger 51 can push the materials above downwards during reverse autorotation of the outer cylinder 5, then the materials can be circularly stirred in the up-down direction under the autorotation cooperation of the outer auger 51 and the inner auger 61, and the materials can be stirred in the horizontal direction during revolution of the outer auger 51 and the inner auger 61 along the driving gear 11.

As shown in fig. 2, a reverse transmission gear set 8 is arranged between the outer cylinder 5 and the rotating shaft 6, and the swimsuit drives the outer cylinder 5 to rotate in the opposite direction to the rotating shaft 6;

With continued reference to fig. 2, in this embodiment, preferably, the reversing gear set 8 includes a driven bevel gear 84 fixed on the circumference of the outer cylinder 5 near the upper end, a driving bevel gear 82 engaged on the upper side of the driven bevel gear 84 near the inner wall of the stirring tank 1, and a driving bevel gear 81 fixed on the rotating shaft 6 near the upper end, where the driving bevel gear 81 is engaged on the upper side of the driving bevel gear 82, and when the rotating shaft 6 rotates, the driving bevel gear 81 can be synchronously rotated, the driving bevel gear 82 drives the driven bevel gear 84 to rotate by virtue of the rotation action of the driving bevel gear 81, and the rotation direction of the driving bevel gear 81 and the rotation direction of the driven bevel gear 84 can be opposite, so that the rotation direction of the outer cylinder 6 is opposite to the rotation direction of the rotating shaft 6, and finally, the pushing direction of the outer auger 51 and the outer auger 61 is opposite, so as to ensure the circulation stirring of materials.

In the above structure, in order to ensure stable rotation and revolution of the driving center shaft 83, the driving center shaft 83 is fixed in the middle of the driving umbrella wheel 82, the positioning ring 7 is rotatably mounted on the inner wall of the stirring tank 1 at a position corresponding to the driving center shaft 83 through a bearing, the driving center shaft 83 is rotatably connected with the positioning ring 7 through a bearing, and further the driving center shaft 83 can be positioned on the positioning ring 7, and in order to ensure that the driving center shaft 83 can revolve, a retainer 12 is arranged between the positioning ring 7 and the upper end of the rotating shaft 6, and the upper end of the retainer 12 is rotatably connected with the rotating shaft 6 through a bearing.

A bracket 10 is provided between the upper end of the outer cylinder 5 and the rotating shaft 6, the bracket 6 can define the position of the outer cylinder 5, and preferably the bracket 10 includes a first ring 101 fixed on the circumference of the upper end of the outer cylinder 5, a second ring 102 rotatably mounted on the rotating shaft 6 through a bearing, and an L-shaped connection frame 103 fixed between the second ring 102 and the first ring 101.

The working principle and the using flow of the utility model are as follows: when the device is used, materials are fed through a feed port (not shown), the motor 4 drives the rotary disk 9 to rotate, the rotary disk 9 drives the rotary shaft 6 to revolve, and meanwhile, the driven gear 3 rotates while revolving along the driving gear 11, so that the rotary shaft 6 and an outer cylinder 5 arranged at the lower part of the rotary shaft synchronously revolve and rotate, when the rotary shaft 6 and the outer cylinder 5 synchronously rotate, the inner auger 61 can push the materials from bottom to top, the outer auger 51 can push the materials above downwards, and then the materials can be circularly stirred in the up-down direction under the cooperation of the rotation of the outer auger 51 and the inner auger 61, and when the two revolve along the driving gear 11, the materials can be stirred in the horizontal direction, so that stirring uniformity is ensured.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (5)

1. Double helix rabbling mechanism based on single motor subassembly, including motor (4), its characterized in that: the power output end lower extreme of motor (4) is fixed with driving gear (11), the both sides of driving gear (11) all mesh have driven gear (3) of revolution, the middle part downwardly extending pivot (6) of driven gear (3), the surface mounting of pivot (6) has interior auger (61), and the outside of pivot (6) is equipped with outer barrel (5), the surface mounting of outer barrel (5) has outer auger (51), be equipped with reversing drive gear group (8) between outer barrel (5) and pivot (6).

2. A single motor assembly based double helix stirring mechanism as claimed in claim 1 wherein: still include agitator tank (1), thick roof (2) are established to the upper end of agitator tank (1), rotary disk (9) are installed in the middle of the inside of thick roof (2) is rotated, and the outside middle part of circumference of rotary disk (9) is fixed with spacing dish (91), pivot (6) are connected with rotary disk (9) rotation through the bearing.

3. A single motor assembly based double helix stirring mechanism as claimed in claim 1 wherein: a bracket (10) is arranged between the upper end of the outer cylinder body (5) and the rotating shaft (6), and the bracket (10) comprises a first ring (101) fixed on the circumference of the upper end of the outer cylinder body (5), a second ring (102) rotatably installed on the rotating shaft (6) through a bearing, and an L-shaped connecting frame (103) fixed between the second ring (102) and the first ring (101).

4. A single motor assembly based double helix stirring mechanism according to claim 1 or 3, wherein: the reversing transmission gear set (8) comprises a driven umbrella wheel (84) fixed on the circumference outside the circumference of the upper end of the outer cylinder body (5), a transmission umbrella wheel (82) meshed with the driven umbrella wheel (84) and above one side of the inner wall of the stirring tank (1), and a driving umbrella wheel (81) fixed on the rotating shaft (6) and above the upper end of the rotating shaft, and the driving umbrella wheel (81) is meshed with the transmission umbrella wheel (82).

5. A single motor assembly based double helix stirring mechanism as claimed in claim 4 wherein: the middle part of transmission umbrella wheel (82) is fixed with transmission axis (83), on the inner wall of agitator tank (1) with transmission axis (83) the position that corresponds is installed locating ring (7) through the bearing rotation, transmission axis (83) are connected with locating ring (7) rotation through the bearing.