CN214131792U - Rice milling chamber main shaft - Google Patents
Rice milling chamber main shaft Download PDFInfo
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- CN214131792U CN214131792U CN202023101328.2U CN202023101328U CN214131792U CN 214131792 U CN214131792 U CN 214131792U CN 202023101328 U CN202023101328 U CN 202023101328U CN 214131792 U CN214131792 U CN 214131792U
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Abstract
The utility model discloses a husk rice room main shaft, including the first linkage segment, air inlet section, air-out section and the second linkage segment that connect gradually, air inlet section external diameter is greater than air-out section external diameter, first linkage segment external diameter is unanimous with second linkage segment external diameter, air-out section external diameter is greater than first linkage segment external diameter and second linkage segment external diameter, air inlet section and air-out section inside are equipped with air inlet chamber and the air-out wind chamber of mutual intercommunication, the air inlet section outside is equipped with the air intake with the inside intercommunication in air inlet chamber, the air-out section outside is equipped with the air outlet with the inside intercommunication in air-out wind chamber. The utility model discloses have good clear chaff effect.
Description
Technical Field
The utility model belongs to husk rice room part field, concretely relates to husk rice room main shaft.
Background
The main shaft of the rice milling chamber of the rice milling machine is an important part inside the rice milling chamber. Under the conventional condition, the main shaft is located the reel inboard and rotates under power component's drive to it is rotatory to drive the emery roller, and then realizes the husk rice function. But a large amount of bran ash is generated in the rice milling process. As the rice milling operation is carried out, the bran ash is accumulated on the inner side of the screen frame and the outer side of the main shaft. The long time will affect the working efficiency of the screen frame and the main shaft, and even more the service life of the screen frame and the main shaft. Therefore, with the development of the function of the rice milling chamber of the rice mill, a main shaft with a bran cleaning function needs to be designed to meet the actual requirement.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that just to the not enough of above-mentioned prior art, provide a husk rice room main shaft, have good clear chaff effect.
The utility model adopts the technical proposal that: the utility model provides a husk rice room main shaft, is including the first linkage segment, air inlet section, air-out section and the second linkage segment that connect gradually, air inlet section external diameter is greater than air-out section external diameter, first linkage segment external diameter is unanimous with second linkage segment external diameter, air-out section external diameter is greater than first linkage segment external diameter and second linkage segment external diameter, air inlet section and air-out section inside are equipped with the air inlet chamber and the air-out chamber that communicate each other, the air inlet section outside is equipped with the air intake with the inside intercommunication of air inlet chamber, the air-out section outside is equipped with the air outlet with the inside intercommunication of air-out chamber.
In one embodiment, a first buffer air cavity and a second buffer air cavity which are respectively communicated with the air inlet cavity and the air outlet cavity are respectively arranged in the first connecting section and the second connecting section.
In one embodiment, the inner diameters of the air inlet cavity, the air outlet cavity, the first buffer air cavity and the second buffer air cavity are all the same.
In one embodiment, the air inlets are a plurality of which are uniformly distributed around the axis of the air inlet section.
In one embodiment, the air inlets are all strip-shaped holes.
In one embodiment, the air outlets are arranged in a plurality of groups, and the plurality of groups of air outlets are uniformly distributed around the axis of the air outlet section.
In one embodiment, each set of the air outlets includes a plurality of circular holes, and the circular holes are uniformly distributed along the axial direction of the air outlet section.
The beneficial effects of the utility model reside in that:
1. the air inlet section and the air outlet section are matched with the air inlet cavity and the air outlet cavity, so that the air inlet effect and the air outlet effect can be well achieved, and the bran cleaning effect is guaranteed;
2. the arrangement of the first buffer air cavity and the second buffer air cavity can disturb the air entering the air inlet cavity and the air outlet cavity to a certain extent, and increase the air pressure so as to achieve a better bran-removing effect;
3. the air inlets are multiple, the air outlets are multiple groups, and the air inlets and the air outlets are uniformly distributed, so that the uniformity of air inlet and air outlet can be effectively ensured;
4. the air intake is the bar hole, and the air outlet is the circular port, can guarantee that air inlet section air inlet pressure is little, and air outlet section air-out pressure is big, increases the wind pressure, promotes the effect of clear chaff.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. a first connection section; 2. an air inlet section; 3. an air outlet section; 4. a second connection section; 5. an air inlet cavity; 6. an air outlet cavity; 7. an air inlet; 8. an air outlet; 9. a first buffer air cavity; 10. and the second buffer air cavity.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in figure 1, a rice milling chamber main shaft, including first linkage segment 1, air inlet section 2, air-out section 3 and the second linkage segment 4 that connects gradually, 2 external diameters of air inlet section are greater than 3 external diameters of air-out section, 1 external diameter of first linkage segment is unanimous with 4 external diameters of second linkage segment, 3 external diameters of air-out section are greater than 1 external diameter of first linkage segment and 4 external diameters of second linkage segment, air inlet section 2 and 3 inside air inlet wind chamber 5 and the air-out chamber 6 that are equipped with mutual intercommunication of air-out section, 2 outsides of air inlet section are equipped with the air intake 7 with the inside intercommunication of air inlet wind chamber 5, 3 outsides of air-out section are equipped with the air outlet 8 with the inside intercommunication of air-out wind chamber 6.
In this embodiment, first linkage segment 1 and second linkage segment 4 are inside to be equipped with respectively with the inside first buffer wind chamber 9 and the second buffer wind chamber 10 that communicates in air inlet wind chamber 5 and the air outlet wind chamber 6.
In this embodiment, the inner diameters of the air inlet chamber 5, the air outlet chamber 6, the first buffer air chamber 9 and the second buffer air chamber 10 are all the same.
In this embodiment, the air inlets 7 are plural, and the plural air inlets 7 are uniformly distributed around the axis of the air inlet section 2.
In this embodiment, the air inlets 7 are all strip-shaped holes.
In this embodiment, the air outlet 8 is a plurality of groups, and the air outlet 8 is evenly distributed around the axis of the air outlet section 3.
In this embodiment, every group air outlet 8 all includes several circular ports, several the circular port is along 3 axis direction evenly distributed of air-out section.
When the main shaft works, external wind enters the air inlet section 2 from the air inlet 7 of the air inlet section 2, enters the air outlet section 3, is blown out from the air outlet 8 of the air outlet section 3, and then cleans bran ash on the inner side of the screen frame and the outer side of the main shaft.
The air inlet section 2 and the air outlet section 3 of the utility model are matched with the air inlet cavity 5 and the air outlet cavity 6, so that the air inlet and air outlet effects can be well played, and the bran cleaning effect is ensured; the arrangement of the first buffer air cavity 9 and the second buffer air cavity 10 can disturb the air entering the air inlet cavity 5 and the air outlet cavity 6 to a certain extent, and the air is impacted in the first buffer cavity and the second buffer cavity and mixed in the air inlet section 2 and the air outlet section 3, so that the air pressure is increased, and a better bran cleaning effect is achieved; the air inlets 7 are multiple, the air outlets 8 are multiple groups, and the air inlets and the air outlets are uniformly distributed, so that the uniformity of air inlet and air outlet can be effectively ensured; air intake 7 is the bar hole, and air outlet 8 is the circular port, can guarantee that 2 air inlet pressure of air inlet section are little, and 3 air outlet pressure of air-out section are big, increase the wind pressure, promote the effect of clear chaff.
The outer diameter of the air inlet section 2 is larger than that of the first connecting section 1, so that the bearing mounted in the first connecting section 1 can be limited to a certain extent, and the bearing is prevented from displacing. The outer diameter of the air outlet section 3 is larger than that of the second connecting section 4, and the bearing mounted on the second connecting section 4 can be limited to a certain extent. The air inlet air cavity 5, the air outlet air cavity 6, the first buffer air cavity 9 and the second buffer air cavity 10 are uniform in inner diameter, so that smoothness of air flowing inside the air inlet air cavity 5, the air outlet air cavity 6, the first buffer air cavity 9 and the second buffer air cavity 10 can be guaranteed, interference of air flowing due to inconsistent modeling of the inner diameter is prevented, and bran cleaning efficiency is influenced.
The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (7)
1. A rice milling chamber main shaft is characterized in that: including first linkage segment (1), air inlet section (2), air-out section (3) and second linkage segment (4) that connect gradually, air inlet section (2) external diameter is greater than air-out section (3) external diameter, first linkage segment (1) external diameter is unanimous with second linkage segment (4) external diameter, air-out section (3) external diameter is greater than first linkage segment (1) external diameter and second linkage segment (4) external diameter, air inlet section (2) and air-out section (3) inside air inlet chamber (5) and the air-out wind chamber (6) that are equipped with mutual intercommunication, air inlet section (2) outside is equipped with air intake (7) with the inside intercommunication of air inlet wind chamber (5), air-out section (3) outside is equipped with air outlet (8) with the inside intercommunication of air-out wind chamber (6).
2. A rice milling chamber spindle as claimed in claim 1, wherein: and a first buffer air cavity (9) and a second buffer air cavity (10) which are respectively communicated with the air inlet air cavity (5) and the air outlet air cavity (6) are respectively arranged in the first connecting section (1) and the second connecting section (4).
3. A rice milling chamber spindle as claimed in claim 2, wherein: the inner diameters of the air inlet air cavity (5), the air outlet air cavity (6), the first buffer air cavity (9) and the second buffer air cavity (10) are all consistent.
4. A rice milling chamber spindle as claimed in claim 1 or 2, wherein: the air inlets (7) are a plurality of which the air inlets (7) are uniformly distributed around the axis of the air inlet section (2).
5. A rice milling chamber spindle as claimed in claim 4, wherein: the plurality of air inlets (7) are all strip-shaped holes.
6. A rice milling chamber spindle as claimed in claim 1 or 2, wherein: the air outlets (8) are arranged in a plurality of groups, and the air outlets (8) are uniformly distributed around the axis of the air outlet section (3).
7. A rice milling chamber spindle as claimed in claim 6, wherein: every group air outlet (8) all include the several circular port, several the circular port is along air-out section (3) axis direction evenly distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023101328.2U CN214131792U (en) | 2020-12-21 | 2020-12-21 | Rice milling chamber main shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023101328.2U CN214131792U (en) | 2020-12-21 | 2020-12-21 | Rice milling chamber main shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214131792U true CN214131792U (en) | 2021-09-07 |
Family
ID=77529956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023101328.2U Active CN214131792U (en) | 2020-12-21 | 2020-12-21 | Rice milling chamber main shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214131792U (en) |
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2020
- 2020-12-21 CN CN202023101328.2U patent/CN214131792U/en active Active
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