CN214020488U - Sanitary empty sleeve long shaft double-stirring device - Google Patents
Sanitary empty sleeve long shaft double-stirring device Download PDFInfo
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- CN214020488U CN214020488U CN202022758292.9U CN202022758292U CN214020488U CN 214020488 U CN214020488 U CN 214020488U CN 202022758292 U CN202022758292 U CN 202022758292U CN 214020488 U CN214020488 U CN 214020488U
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- rotating shaft
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- speed reducing
- sanitary
- stirring device
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Abstract
The utility model relates to an electromechanical field. The sanitary-grade hollow long-shaft double-stirring device comprises two speed reducing motors, wherein the two speed reducing motors are vertically stacked, a motor positioned below is used as an outer stirring speed reducing motor, a motor rotating shaft of the outer stirring speed reducing motor is used as an outer rotating shaft, a motor positioned above is used as an inner stirring speed reducing motor, and a motor rotating shaft of the inner stirring speed reducing motor is used as an inner rotating shaft; the outer rotating shaft is a hollow rotating shaft, the inner rotating shaft penetrates through the hollow rotating shaft and extends out of the outer rotating shaft, and the inner rotating shaft can rotate in the outer rotating shaft. The motor rotating shafts of the two motors are sleeved together, so that the rotating directions of the motor rotating shafts of the two motors are allowed to be different, and on one hand, the stirring effect is improved; on the other hand, the vibration deflection of the shaft during operation can be reduced.
Description
Technical Field
The utility model relates to an electromechanical field especially relates to agitating unit.
Background
In the daily chemical industry, food, pharmacy trade, need to use agitating unit to disperse, the effect of stirring to the material product, but the agitating unit who uses at present mainly exists following several aspects and is not enough: (1) the shaft of the speed reducer is made of stainless steel, so that the speed reducer can rust even after being used for a long time after surface treatment, and the requirement of the sanitation level cannot be met; (2) the lubricating oil added into the speed reducer is of an industrial grade, and cannot meet the requirement of a sanitary grade; (3) a plurality of bolt screws exist on the stirring device, so that the sanitary dead angle cannot be cleaned; (4) the disassembly is inconvenient.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a two agitating unit of sanitary-grade free jacket major axis to solve above-mentioned at least one technical problem.
The utility model discloses a solve above-mentioned technical problem, adopt following technical scheme to realize:
the sanitary-grade hollow long-shaft double-stirring device comprises two speed reducing motors, and is characterized in that the two motors are vertically stacked, the motor positioned below is taken as an outer stirring speed reducing motor, a motor rotating shaft of the outer stirring speed reducing motor is taken as an outer rotating shaft, the motor positioned above is taken as an inner stirring speed reducing motor, and a motor rotating shaft of the inner stirring speed reducing motor is taken as an inner rotating shaft;
the outer rotating shaft is a hollow rotating shaft, the inner rotating shaft penetrates through the hollow rotating shaft and extends out of the outer rotating shaft, and the inner rotating shaft can rotate in the outer rotating shaft.
The two speed reducing motors are arranged, the structures and the positions of the two motors are optimized, and particularly, the motor rotating shafts of the two motors are sleeved together, so that the rotating directions of the motor rotating shafts of the two motors are allowed to be different, on one hand, the rotating shafts which are turned to be different are utilized to enable the moving direction of materials in a stirring cavity to be more diversified, and the impact among the materials to be more violent, so that the stirring effect is improved; on the other hand, the inner rotating shaft and the outer rotating shaft which are reversely rotated can balance the stress condition in the rotating process, and reduce the vibration deviation of the shafts in the operating process.
Preferably, the outer rotating shaft is a hollow rotating shaft made of stainless steel. This patent has been chosen to the material of external rotor shaft, is difficult to rust when selecting back external rotor shaft long time use, and the health level is high. Preferably, the inner rotary shaft is a solid rotary shaft.
Further preferably, the outer rotating shaft is a hollow rotating shaft made of stainless steel of type SUS 316L.
Preferably, a lubricating oil duct is arranged in the speed reducing motor, and food-grade lubricating oil is filled in the lubricating oil duct.
More preferably, the food grade lubricating oil is CLPHCH 1680. Can meet the requirement of pharmaceutical grade.
Preferably, one end of the motor extending out of the rotating shaft is taken as the bottom of the motor, and the other end opposite to the bottom is taken as the top;
the bottom of the inner stirring speed reducing motor is provided with a first base in a horn mouth shape, and a first opening used for penetrating through the inner rotating shaft is formed in the position of the central axis of the first base along the axial direction;
the top of the outer rotating shaft speed reducing motor is provided with a first connecting seat, the first connecting seat is provided with a first channel which penetrates through the first connecting seat from top to bottom, the first base is connected with the first connecting seat, and the inner rotating shaft penetrates through the first opening and the first channel to extend into the outer rotating shaft.
This patent has add first base, first connecting seat respectively on two gear motor, and two gear motor utilize first base and first connecting seat to connect, connect more firmly, and it is more convenient to dismantle. On this basis, this patent is injectd first base and is the horn mouth form, utilizes the area at the bottom of the structure of horn mouth form can enlarge first base to increase the area of contact of first base and first connecting seat, make two gear motor make more stable in the operation.
Preferably, a second base is arranged at the bottom of the outer rotating shaft speed reduction motor, a second opening used for penetrating through the outer rotating shaft is formed in the position of the central axis of the second base along the axial direction, the outer rotating shaft speed reduction motor is connected with the upper portion of an outer sleeve through the second base, the lower portion of the outer sleeve is connected with a cavity shell of the stirring cavity, a second channel penetrating up and down is formed in the shell, and the outer rotating shaft penetrates through the second opening and the second channel and extends into the cavity shell of the stirring cavity.
The outer wall of the inner rotating shaft can be provided with an external thread, and the inner wall of the outer rotating shaft is provided with an internal thread matched with the external thread. Thus, by means of the thread structure, one of the two drives the other and ensures that the two moves oppositely. Of course, a gap is arranged between the inner rotating shaft and the outer rotating shaft, and the two shafts can move independently.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.
The sanitary-grade hollow long-shaft double-stirring device comprises two speed reducing motors, wherein the two speed reducing motors are vertically stacked, a motor positioned below is used as an outer stirring speed reducing motor, a motor rotating shaft of the outer stirring speed reducing motor is used as an outer rotating shaft, a motor positioned above is used as an inner stirring speed reducing motor, and a motor rotating shaft of the inner stirring speed reducing motor is used as an inner rotating shaft; the outer rotating shaft is a hollow rotating shaft, the inner rotating shaft penetrates through the middle idle rotating shaft and extends out of the outer rotating shaft, and the inner rotating shaft can rotate in the outer rotating shaft. The two speed reducing motors are arranged, the structures and the positions of the two motors are optimized, and particularly, the motor rotating shafts of the two motors are sleeved together, so that the rotating directions of the motor rotating shafts of the two motors are allowed to be different, on one hand, the rotating shafts which are turned to be different are utilized to enable the moving direction of materials in a stirring cavity to be more diversified, and the impact among the materials to be more violent, so that the stirring effect is improved; on the other hand, the inner rotating shaft and the outer rotating shaft which are reversely rotated can balance the stress condition in the rotating process, and reduce the vibration deviation of the shafts in the operating process.
Preferably, the inner rotary shaft is a solid rotary shaft. The outer rotating shaft is a hollow rotating shaft made of stainless steel. This patent has been chosen to the material of external rotor shaft, is difficult to rust when selecting back external rotor shaft long time use, and the health level is high. Preferably, the outer rotating shaft is a hollow rotating shaft made of stainless steel of type SUS 316L. A lubricating oil duct is arranged in the speed reducing motor, and food-grade lubricating oil is filled in the lubricating oil duct. Preferably, the food grade lubricating oil is CLPHCH 1680. Can meet the requirement of pharmaceutical grade.
Detailed description of the preferred embodiments, reference is made to FIG. 1
A sanitary-grade hollow sleeve long-shaft double-stirring device comprises a second base 1, a bottom sleeve ring 2 is fixedly sleeved on the outer side edge of the second base 1, a top sleeve ring 3 is fixedly sleeved on the outer side edge of the second base 1, a sleeve cover 4 is fixedly buckled on the top surface of the top sleeve ring 3, the bottom sleeve ring 2 is fixedly sleeved on the outer side edge of the second base 1 and close to the bottom end position, the top sleeve ring 3 is fixedly sleeved on the outer side edge of the second base 1 and close to the top end position, the bottom sleeve ring 2 and the top sleeve ring 3 are arranged in a stacked parallel mode, the sleeve cover 4 is fixedly welded on the top surface center position of the top sleeve ring 3 in a buckling mode, the sleeve cover 4 is sleeved on the top end position of an inner rotating shaft 12, a supporting block 5 is horizontally welded on the outer side edges of the bottom sleeve ring 2 and the top sleeve ring 3, the supporting block 5 is connected with an inner stirring speed reducing motor 6 through a horizontal bolt at one end far away from the bottom sleeve ring 2, the supporting block 5 is connected with an outer stirring speed reducing motor 7 through a bolt at one end far away from the top sleeve ring 3, a connecting flange 8 is horizontally welded at the bottom end of the second base 1, an outer sleeve 9 is butted on the bottom surface of the connecting flange 8, the output ends of the inner stirring speed reducing motor 6 and the outer stirring speed reducing motor 7 horizontally penetrate through the inside of the supporting block 5 and extend to the inner side position of the second base 1, the extending end is in tooth joint with the inner rotating shaft 12 and the outer rotating shaft 11 through gears, the connecting flange 8 is fixedly connected with the top end of the outer sleeve 9 through bolts, the inner part of the outer sleeve 9 is communicated with the inner part of the second base 1, the bottom end of the outer sleeve 9 is connected with a container type machine 10 through a bolt, an outer rotating shaft 11 is vertically and outwards inserted into the inner side edge of the outer sleeve 9, an inner rotating shaft 12 is vertically and inwards inserted into the inner side edge of the outer rotating shaft 11, the outer rotating shaft 11 and the inner rotating shaft 12 are movably sleeved with each other, and the bottom end of the inner rotating shaft 12 extends vertically downwards to the bottom end of the outer rotating shaft 11, and the top ends of the outer rotating shaft 11 and the inner rotating shaft 12 both extend vertically upwards to the inner side position of the second base 1.
Preferably, one end of the motor extending out of the rotating shaft is taken as the bottom of the motor, and the other end opposite to the bottom is taken as the top; the bottom of the inner stirring speed reducing motor is provided with a first base in a horn mouth shape, and a first opening used for penetrating through the inner rotating shaft is formed in the central axis of the first base along the axial direction; the top of outer rotor gear motor is equipped with first connecting seat, and it has the first passageway that runs through from top to bottom to open on the first connecting seat, and first connecting seat is connected to first base, and the internal rotation axle passes first trompil, first passageway stretches into in the outer rotor. This patent has add first base, first connecting seat respectively on two gear motor, and two gear motor utilize first base and first connecting seat to connect, can be any one in bolted connection, flange joint, welding etc. nevertheless which kind has more firm in connection for lug connection, and it is more convenient to dismantle. On this basis, this patent is injectd first base and is the horn mouth form, utilizes the area at the bottom of the structure of horn mouth form can enlarge first base to increase the area of contact of first base and first connecting seat, make two gear motor make more stable in the operation. The inner rotating shaft can be a long rotating shaft integrated up and down. Or the stirring device can be composed of two short rotating shafts and a coupler, when the stirring device is composed of two short rotating shafts and a coupler, the right end of the coupler is positioned in the first channel, one of the two short rotating shafts is fixed on the inner stirring speed reducing motor, and the other short rotating shaft penetrates through the outer rotating shaft. At this time, in order to prevent the short rotation shaft passing through the outer rotation shaft from falling, a stopper may be provided at a connection between the coupling and the short rotation shaft passing through the outer rotation shaft. Such as stop pins and the like. The second base and the jacket may be any one of bolted, flanged, welded, etc.
A first bearing can be arranged in the first channel, and the inner rotating shaft penetrates through the first bearing. Therefore, the position of the inner rotating shaft is limited by the first bearing, and vibration and shaking in the operation process of the inner rotating shaft are reduced. Meanwhile, the deformation of the inner rotating shaft and the outer rotating shaft caused by the direct collision of the inner rotating shaft with the first channel or the outer rotating shaft is avoided. A second bearing may be provided at the outlet of the second passage, the outer shaft passing through the second bearing. On one hand, the position of the inner rotating shaft can be limited by the second bearing, so that the vibration and the shaking in the operation process of the outer rotating shaft are reduced; on the other hand, the second bearing can be used for sealing the joint of the outer sleeve and the shell, so that the entering of sundries into the motor rotating shaft is reduced. A third bearing can be arranged between the inner rotating shaft and the outer rotating shaft, and the inner rotating shaft penetrates out of the third bearing. The third bearing is preferably located at the lower port of the outer shaft. On one hand, the position of the inner rotating shaft and the position of the outer rotating shaft can be limited by using a third bearing; on the other hand, the third bearing can be used for sealing the port of the outer rotating shaft, so that the sundries are reduced from entering between the two rotating shafts. An external thread can be arranged on the outer wall of the inner rotating shaft, and an internal thread matched with the external thread is arranged on the inner wall of the outer rotating shaft. Thus, by means of the thread structure, one of the two drives the other and ensures that the two moves oppositely. Of course, a gap is arranged between the inner rotating shaft and the outer rotating shaft, and the two shafts can move independently.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The sanitary-grade hollow long-shaft double-stirring device comprises two speed reducing motors, and is characterized in that the two motors are vertically stacked, the motor positioned below is taken as an outer stirring speed reducing motor, a motor rotating shaft of the outer stirring speed reducing motor is taken as an outer rotating shaft, the motor positioned above is taken as an inner stirring speed reducing motor, and a motor rotating shaft of the inner stirring speed reducing motor is taken as an inner rotating shaft;
the outer rotating shaft is a hollow rotating shaft, the inner rotating shaft penetrates through the hollow rotating shaft and extends out of the outer rotating shaft, and the inner rotating shaft can rotate in the outer rotating shaft.
2. The sanitary empty sleeve long-axis double stirring device as claimed in claim 1, wherein: the outer rotating shaft is a hollow rotating shaft made of stainless steel.
3. The sanitary empty sleeve long-axis double stirring device as claimed in claim 2, wherein: the outer rotating shaft is a hollow rotating shaft made of stainless steel with the model of SUS 316L.
4. The sanitary empty sleeve long-axis double stirring device as claimed in claim 1, wherein: a lubricating oil duct is arranged in the speed reducing motor, and food-grade lubricating oil is filled in the lubricating oil duct.
5. The sanitary empty sleeve long-axis double stirring device as claimed in claim 4, wherein: the food grade lubricating oil is CLPHCH 1680.
6. The sanitary empty sleeve long shaft double stirring device according to any one of claims 1 to 5, wherein: the inner rotating shaft is a solid rotating shaft.
7. The sanitary empty sleeve long shaft double stirring device according to any one of claims 1 to 5, wherein: one end of the motor, which extends out of the rotating shaft, is taken as the bottom of the motor, and the other end, opposite to the bottom, of the motor is taken as the top;
the bottom of the inner stirring speed reducing motor is provided with a first base in a horn mouth shape, and a first opening used for penetrating through the inner rotating shaft is formed in the position of the central axis of the first base along the axial direction;
the top of the outer rotating shaft speed reducing motor is provided with a first connecting seat, the first connecting seat is provided with a first channel which penetrates through the first connecting seat from top to bottom, the first base is connected with the first connecting seat, and the inner rotating shaft penetrates through the first opening and the first channel to extend into the outer rotating shaft.
8. The sanitary empty sleeve long-axis double stirring device as claimed in claim 7, wherein: the bottom of the outer rotating shaft speed reducing motor is provided with a second base, a second opening used for penetrating through the outer rotating shaft is formed in the position of the central axis of the second base along the axial direction, the outer rotating shaft speed reducing motor is connected with the upper portion of an outer sleeve through the second base, the lower portion of the outer sleeve is connected with a cavity shell of a stirring cavity, a second channel which penetrates through the cavity shell from top to bottom is formed in the cavity shell, and the outer rotating shaft penetrates through the second opening and the second channel to extend into the cavity shell of the stirring cavity.
9. The sanitary empty sleeve long shaft double stirring device according to any one of claims 1 to 5, wherein: the outer wall of the inner rotating shaft is provided with an external thread, and the inner wall of the outer rotating shaft is provided with an internal thread matched with the external thread.
10. The sanitary empty sleeve long shaft double stirring device according to any one of claims 1 to 5, wherein: a gap is formed between the inner rotating shaft and the outer rotating shaft, and the inner rotating shaft and the outer rotating shaft rotate independently.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022758292.9U CN214020488U (en) | 2020-11-25 | 2020-11-25 | Sanitary empty sleeve long shaft double-stirring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022758292.9U CN214020488U (en) | 2020-11-25 | 2020-11-25 | Sanitary empty sleeve long shaft double-stirring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214020488U true CN214020488U (en) | 2021-08-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022758292.9U Active CN214020488U (en) | 2020-11-25 | 2020-11-25 | Sanitary empty sleeve long shaft double-stirring device |
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| Country | Link |
|---|---|
| CN (1) | CN214020488U (en) |
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2020
- 2020-11-25 CN CN202022758292.9U patent/CN214020488U/en active Active
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