CN215276766U - Stirrer - Google Patents
Stirrer Download PDFInfo
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- CN215276766U CN215276766U CN202121022134.5U CN202121022134U CN215276766U CN 215276766 U CN215276766 U CN 215276766U CN 202121022134 U CN202121022134 U CN 202121022134U CN 215276766 U CN215276766 U CN 215276766U
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- bearing
- transmission shaft
- stirring
- shaped steel
- shaft
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Abstract
The utility model discloses a stirrer, which comprises a driving unit, a transmission shaft, a stirring shaft, a bearing seat and a stirring groove; the bearing seat comprises a bearing chamber and a bearing arranged in the bearing chamber, the bearing chamber is arranged on the top of the stirring tank, the top of the stirring tank is recessed to form an accommodating groove, the output end of the driving unit is connected with one end of a transmission shaft, the other end of the transmission shaft is connected with one end of the stirring shaft, the other end of the transmission shaft is positioned in the accommodating groove, and the other end of the stirring shaft extends into the stirring tank from the accommodating groove; the bearing sleeve is arranged on the transmission shaft, the inner wall of the accommodating groove is provided with an oil seal, and the oil seal is arranged on the transmission shaft in a sleeved mode. Among the above-mentioned technical scheme, the outside of stirred tank is arranged in to the bearing frame, reduces the probability that the liquid in bearing and the stirred tank contacted, prevents that the thick liquids in the stirred tank from scurrying upward and entering into the bearing frame, prolongs the life-span of bearing, also is convenient for maintain simultaneously. Thus, the stirrer has a long service life.
Description
Technical Field
The utility model relates to a stirring technical field especially relates to a stirrer.
Background
The stirrer is a fluid mechanical product with wide application and a wide variety, and is suitable for the fields of paper making, chemical industry, metallurgy, medicine, food, feed and the like. The stirring operation is an important link of industrial reaction process, the principle of the stirring operation relates to various processes such as fluid mechanics, heat transfer, mass transfer, chemical reaction and the like, and a stirrer is a device for inputting mechanical energy to the stirring medium in order to ensure that the stirring medium obtains a proper flow field.
In the papermaking industry, the medium belongs to a hazardous substance due to deinking sludge existing in the pulping and papermaking process of waste paper. In order to avoid waste leakage caused by equipment failure, the bearing seat 3 is installed in the stirring tank 4, only the end part of the transmission shaft is exposed outside the stirring tank, and the structure is shown in figure 1. Although the design of the stirrer fully considers the safe use factor, in actual use, slurry in the stirring tank has certain probability to flow into the bearing chamber, so that the bearing is damaged.
SUMMERY OF THE UTILITY MODEL
Therefore, the stirrer needs to be provided, and the problem that the bearing chamber is arranged in the stirring tank, and slurry in the stirring tank has certain probability to flow into the bearing chamber is solved.
In order to achieve the above object, the present embodiment provides an agitator, including a driving unit, a transmission shaft, an agitating shaft, a bearing seat and an agitating tank;
the bearing seat comprises a bearing chamber and a bearing arranged in the bearing chamber, the bearing chamber is arranged on the top of the stirring tank, the top of the stirring tank is recessed to form an accommodating groove, the output end of the driving unit is connected with one end of a transmission shaft, the other end of the transmission shaft is connected with one end of the stirring shaft, the other end of the transmission shaft is positioned in the accommodating groove, and the other end of the stirring shaft extends into the stirring tank from the accommodating groove;
the bearing sleeve is arranged on the transmission shaft, the inner wall of the accommodating groove is provided with an oil seal, and the oil seal is arranged on the transmission shaft in a sleeved mode.
Further, the bearing comprises an upper bearing and a lower bearing;
the upper bearing and the lower bearing are sleeved on the transmission shaft.
Further, the drive unit is an electric motor or an internal combustion engine.
Further, the driving unit is arranged on the bearing seat through the supporting seat.
Furthermore, the device also comprises a speed reducer, and the output end of the driving unit is connected with one end of the transmission shaft through an accelerator.
Further, the steel also comprises H-shaped steel;
the bearing seat is arranged on the top of the stirring tank through the H-shaped steel.
Further, the H-shaped steel comprises 200H-shaped steel and 150H-shaped steel;
the 200H-shaped steel is arranged on the 150H-shaped steel, the 200H-shaped steel supports the bearing seat, and the 150H-shaped steel is arranged on the top of the stirring tank.
Further, the stirring device also comprises blades, wherein the blades are arranged on the stirring shaft and are positioned in the stirring groove.
Different from the prior art, in the technical scheme, the bearing seat is arranged on the outer side of the stirring tank, so that the probability of contact between the bearing and liquid in the stirring tank is reduced, slurry in the stirring tank is prevented from flowing upwards into the bearing seat, the service life of the bearing is prolonged, and meanwhile, the maintenance is facilitated; the oil blanket is arranged in between bearing and the stirred tank, plays the effect of sealing up the bearing room, avoids the bearing to be corroded by the thick liquids in the stirred tank and causes the damage. Therefore, the stirrer has longer service life and low maintenance cost and is convenient.
Drawings
FIG. 1 is a schematic cross-sectional view of a stirrer according to the prior art;
fig. 2 is a schematic cross-sectional view of the stirrer according to the present embodiment.
Description of reference numerals:
1. a drive shaft;
2. a stirring shaft;
3. a bearing seat;
31. an upper bearing; 32. a lower bearing; 33. oil sealing;
4. a stirring tank;
5. a containing groove;
6. 200H-shaped steel;
7. 150H-shaped steel;
8. a drive unit.
Detailed Description
To explain technical contents, structural features, and objects and effects of the technical solutions in detail, the following detailed description is given with reference to the accompanying drawings in conjunction with the embodiments.
Referring to fig. 2, the stirrer of the present embodiment includes a driving unit 8, a transmission shaft 1, a stirring shaft 2, a bearing seat 3, and a stirring tank 4. The bearing seat 3 comprises a bearing chamber and a bearing arranged in the bearing chamber, and the bearing is used for supporting the transmission shaft 1, reducing the friction coefficient in the movement process of the transmission shaft and ensuring the rotation precision of the transmission shaft. The bearing chamber is arranged on top of the stirred tank 4. The output end of the driving unit 8 is connected with one end of the transmission shaft 1, and the other end of the transmission shaft 1 is connected with one end of the stirring shaft 2. The top of the stirring tank 4 is recessed to form a containing groove 5, and the other end of the transmission shaft 1 is located in the containing groove 5. The other end of the stirring shaft 2 extends into the stirring tank 4 from the accommodating tank 5. The bearing is sleeved on the transmission shaft 1. The inner wall of the containing groove 5 is provided with an oil seal 33, and the oil seal 33 is sleeved on the transmission shaft 1.
In the technical scheme, the bearing seat is arranged on the outer side of the stirring tank, so that the probability of contact between the bearing and liquid in the stirring tank is reduced, slurry in the stirring tank is prevented from flowing upwards into the bearing seat, the service life of the bearing is prolonged, and meanwhile, the maintenance is facilitated; the oil blanket is arranged in between bearing and the stirred tank, plays the effect of sealing up the bearing room, avoids the bearing to be corroded by the thick liquids in the stirred tank and causes the damage. Therefore, the stirrer has longer service life and low maintenance cost and is convenient.
In the present embodiment, there are two bearings, which include an upper bearing 31 and a lower bearing 32. The upper bearing 31 and the lower bearing 32 are sleeved on the transmission shaft 1. The upper bearing 31 is located below the lower bearing 32. The two bearings can ensure higher required coaxiality, not only can keep the stability of the rotation of the transmission shaft 1, but also can effectively reduce abrasion to a certain extent and prolong the service life of the transmission shaft 1.
In some embodiments, the number of bearings may also be 1, 3, 4, 5 … …, depending on the load, the operating mode, and the operating environment of the device.
In the present embodiment, the driving unit 8 is an electric motor or an internal combustion engine. The electric motor may be a pneumatic motor or a hydraulic motor. The output end of the driving unit 8 is used for driving the transmission shaft 1 and the stirring shaft 2 to rotate, and then the slurry in the stirring tank 4 is stirred.
In this embodiment, the driving device further comprises a speed reducer, and the output end of the driving unit is connected with one end of the transmission shaft through the accelerator. The speed reducer can be a worm speed reducer, a planetary gear speed reducer and the like, the speed reducer is used for reducing the rotating speed of the driving unit, increasing the torque, and achieving the purpose of reducing the speed by the power of the high-speed running of the driving unit through the meshing of a gear with a small number of teeth on the input shaft of the speed reducer and a gearwheel on the output shaft.
In this embodiment, the driving unit may be disposed on the bearing seat through the supporting seat, and the speed reducer may also be disposed on the bearing seat through the supporting seat.
In this embodiment, the steel further comprises H-section steel. The bearing block 3 is arranged on the top of the stirring tank 4 through the H-shaped steel. The H-shaped steel is an economic section efficient section with more optimized section area distribution and more reasonable strength-to-weight ratio, and has the advantages of strong bending resistance, simple construction, cost saving, light structural weight and the like in all directions.
Specifically, the H-shaped steel comprises 200H-shaped steel 6 and 150H-shaped steel 7. The flange on the other side of the 200H-shaped steel 6 is arranged on the flange on one side of the 150H-shaped steel 7, the flange on one side of the 200H-shaped steel 6 supports the bearing seat 3, and the flange on the other side of the 150H-shaped steel 7 is arranged on the top of the stirring tank 4.
A plurality of 200H-shaped steels are arranged side by side to form a stable support frame. A plurality of 150H shaped steel are arranged side by side to form a stable supporting frame.
In the embodiment, the stirring device further comprises a blade, wherein the blade is arranged on the stirring shaft and is positioned in the stirring groove. When the blades rotating at a high speed rotate along with the stirring shaft, the slurry can be fully stirred, and the stirring efficiency is further improved.
In this example, the agitator was used in the paper industry to agitate the waste paper deinking sludge.
It should be noted that, although the above embodiments have been described herein, the scope of the present invention is not limited thereby. Therefore, based on the innovative concept of the present invention, the changes and modifications of the embodiments described herein, or the equivalent structure or equivalent process changes made by the contents of the specification and the drawings of the present invention, directly or indirectly apply the above technical solutions to other related technical fields, all included in the protection scope of the present invention.
Claims (9)
1. A stirrer is characterized by comprising a driving unit, a transmission shaft, a stirring shaft, a bearing seat and a stirring tank;
the bearing seat comprises a bearing chamber and a bearing arranged in the bearing chamber, the bearing chamber is arranged on the top of the stirring tank, the top of the stirring tank is recessed to form an accommodating groove, the output end of the driving unit is connected with one end of a transmission shaft, the other end of the transmission shaft is connected with one end of the stirring shaft, the other end of the transmission shaft is positioned in the accommodating groove, and the other end of the stirring shaft extends into the stirring tank from the accommodating groove;
the bearing sleeve is arranged on the transmission shaft, the inner wall of the accommodating groove is provided with an oil seal, and the oil seal is arranged on the transmission shaft in a sleeved mode.
2. An agitator as claimed in claim 1, wherein the bearings comprise upper and lower bearings;
the upper bearing and the lower bearing are sleeved on the transmission shaft.
3. An agitator as claimed in claim 1, wherein the drive unit is an electric motor or an internal combustion engine.
4. A mixer according to claim 1 or 3, wherein the drive unit is mounted on the bearing housing by means of a bearing.
5. A mixer according to claim 1 or claim 3, further comprising a speed reducer, wherein the output of the drive unit is connected to one end of the drive shaft via an accelerator.
6. The agitator of claim 1, further comprising an H-section steel;
the bearing seat is arranged on the top of the stirring tank through the H-shaped steel.
7. The stirrer of claim 6, wherein the H-shaped steel comprises 200H-shaped steel and 150H-shaped steel;
the 200H-shaped steel is arranged on the 150H-shaped steel, the 200H-shaped steel supports the bearing seat, and the 150H-shaped steel is arranged on the top of the stirring tank.
8. The agitator of claim 1, further comprising a blade disposed on the agitator shaft and within the agitator tank.
9. An agitator as claimed in claim 1, wherein the agitator tank contains waste paper deinking sludge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121022134.5U CN215276766U (en) | 2021-05-13 | 2021-05-13 | Stirrer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121022134.5U CN215276766U (en) | 2021-05-13 | 2021-05-13 | Stirrer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215276766U true CN215276766U (en) | 2021-12-24 |
Family
ID=79540193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121022134.5U Active CN215276766U (en) | 2021-05-13 | 2021-05-13 | Stirrer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215276766U (en) |
-
2021
- 2021-05-13 CN CN202121022134.5U patent/CN215276766U/en active Active
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