CN221170756U - Main shaft sealing structure of stirring bin - Google Patents
Main shaft sealing structure of stirring bin Download PDFInfo
- Publication number
- CN221170756U CN221170756U CN202322979068.6U CN202322979068U CN221170756U CN 221170756 U CN221170756 U CN 221170756U CN 202322979068 U CN202322979068 U CN 202322979068U CN 221170756 U CN221170756 U CN 221170756U
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- China
- Prior art keywords
- main shaft
- sealing
- base
- stirrer
- seal
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- 238000007789 sealing Methods 0.000 title claims abstract description 66
- 238000003756 stirring Methods 0.000 title claims abstract description 12
- 239000000463 material Substances 0.000 claims abstract description 20
- 229920001971 elastomer Polymers 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 230000009286 beneficial effect Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 230000006978 adaptation Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Sealing Devices (AREA)
Abstract
The utility model discloses a stirring bin main shaft sealing structure which comprises a stirrer main shaft, a base and a sealing piece; the middle part of the base is provided with a through hole, and the base is sleeved on the main shaft of the stirrer and connected with the bottom plate of the stock bin; the sealing elements are arranged at the gaps between the base and the bottom plate of the storage bin as well as the main shaft of the stirrer, and the gaps are sealed through expansion. The sealing structure is beneficial to the safety of materials in a material bin in the material blanking process, has no leakage for blanking, can better improve the production continuity, ensures the equipment safety and reduces the production cost.
Description
Technical Field
The utility model relates to the technical field of stirring bin spindle sealing, in particular to a stirring bin spindle sealing structure.
Background
The feed bin such as flat bottom feed bin is the material storage and conveying equipment that is used often, conventional flat bottom feed bin sets up the feed inlet at the feed bin top, set up the discharge gate in the feed bin bottom, but because the inside volume of feed bin is big and the discharge gate is usually in fixed position department, so when the material gets into the feed bin from the feed inlet, lead to the material to pile up in flat bottom feed bin bottom easily, and stirring main shaft department is sealed not tight easily, the material that is closer to main shaft position leaks from main shaft department easily, lead to production environment abominable, the material that leaks gets into motor equipment, lead to the motor to break down more easily, clean leaking material when the manual work, not only waste a large amount of manpowers still can increase manufacturing cost.
Therefore, how to ensure that materials cannot leak when entering the bin from the feed inlet is a problem to be solved by the person skilled in the art.
Disclosure of utility model
The utility model aims to provide a main shaft sealing structure of a stirring bin, so as to solve the problems in the prior art.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
A stirring bin main shaft sealing structure comprises a stirrer main shaft;
The middle part of the base is provided with a through hole, and the base is sleeved on the main shaft of the stirrer and connected with the bottom plate of the stock bin;
The sealing elements are arranged at the gaps between the base and the bottom plate of the storage bin as well as the main shaft of the stirrer, and the gaps are sealed through expansion.
In some embodiments, the base is removably connected to the bin floor.
In some embodiments, the seal is made of rubber.
In some embodiments, the air cavity channel is arranged along the length direction of the sealing piece;
The air inlet of the air cavity channel is connected with the air outlet of the air cavity channel of the base.
In some of the embodiments of the present invention,
A first sealing lip is arranged on one side of the air inlet of the air cavity channel of the sealing element;
The air inlet of the air cavity channel of the sealing member is provided with a second sealing lip at one side far away from the first sealing lip.
In some of these embodiments, the first sealing lip of the seal is configured to compress the sealing lip; the second sealing lip is used for compressed gas circulation.
In some embodiments, the method further comprises: and the airtight seat is connected with the main shaft of the stirrer.
The beneficial effects of the utility model are as follows:
The utility model discloses a stirring bin main shaft sealing structure which comprises a stirrer main shaft, a base and a sealing piece; the middle part of the base is provided with a through hole, and the base is sleeved on the main shaft of the stirrer and connected with the bottom plate of the stock bin; the sealing elements are arranged at the gaps between the base and the bottom plate of the storage bin as well as the main shaft of the stirrer, and the gaps are sealed through expansion. The sealing structure is beneficial to the safety of materials in a material bin in the material blanking process, has no leakage for blanking, can better improve the production continuity, ensures the equipment safety and reduces the production cost.
Drawings
FIG. 1 is a schematic structural view of a spindle seal structure of a mixing bin according to the present utility model;
Fig. 2 is a schematic structural view of a sealing member of a spindle sealing structure of a stirring bin.
In the drawings, 100, stirrer spindle; 110. a base; 120. an airtight seat; 130. a first seal; 140. a second seal; 150. a third seal; 160. an air cavity channel; 170. a first sealing lip; 180. and a second sealing lip.
Detailed Description
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. Examples of the embodiments are illustrated in the accompanying drawings, wherein like or similar symbols indicate like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model. In the description of the present utility model, it should be understood that the terms "top," "bottom," "inner," "outer," "axis," "circumferential," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience in describing the present utility model or simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," "engaged," "hinged," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "examples," "particular examples," "one particular embodiment," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Referring to fig. 1 and 2, a mixing bowl spindle seal is shown comprising a mixer spindle 100. The middle part of the base 110 is provided with a through hole, and the base 110 is sleeved on the main shaft 100 of the stirrer and is connected with a bottom plate of the storage bin. The plurality of sealing elements are arranged at the gaps between the base 110 and the bin bottom plate and between the sealing elements and the stirrer main shaft 100, and the gaps are sealed by expansion.
In this embodiment, a total of 3 sealing members are used, and when the base 110 is fixed to the bin bottom plate by bolts, the third sealing member 150 is used to seal, the first sealing member 130 is mounted on the base 110 and is pressed and fixed to the airtight seat 120 by the sealing member itself, while the main shaft 100 of the stirrer, the airtight seat 120 is fixed to the base 110 by bolts, and the second sealing member 140 is pressed and fixed to the base 110 by the airtight seat 120.
In some embodiments, the base 110 is removably coupled to the bottom plate of the silo.
In some embodiments, the seal is made of rubber. The material may be modified polytetrafluoroethylene, silicone rubber, or the like.
In some of these embodiments, air cavity channels 160 are provided along the bulk length of the seal. The air inlet of the air chamber channel 160 is connected to the air outlet of the air chamber channel 160 of the base 110.
In some of these embodiments, a first sealing lip 170 is provided on one side of the air inlet of the air cavity channel 160 of the seal. The air inlet of the air cavity channel 160 of the seal is provided with a second sealing lip 180 on the side remote from the first sealing lip 170.
In some of these embodiments, the first sealing lip 170 of the seal is used to compress the sealing lip. The second sealing lip 180 is for compressed gas communication.
In some embodiments, the stirrer further comprises an airtight seat 120 connected with the stirrer main shaft 100.
The working principle is as follows:
In the use process, the base 110 and the bin bottom plate are sealed by using the third sealing element 160, when the stirrer main shaft 100 rotates, compressed air enters the air cavity channel 160 of the first sealing element 150 through the air cavity channel of the base 110, and the two special-shaped sealing lips 170 and the second sealing lip 180 of the first sealing element 150 are pressed by the pressure difference, wherein the first sealing lip 170 compresses, the compressed air enters a gap between the airtight seat 120 and the stirrer main shaft 100 through the second sealing lip 180, and the compressed air enters the bin main body through the gap between the stirrer and the airtight seat 120 through the sealing lip of the second sealing element 140 to ensure sealing.
By adopting the technical scheme disclosed by the utility model, the following beneficial effects are obtained:
The utility model discloses a stirring bin main shaft sealing structure, which comprises a stirrer main shaft 100, a base 110 and a sealing element. The middle part of the base 110 is provided with a through hole, and the base 110 is sleeved on the main shaft 100 of the stirrer and is connected with a bottom plate of the storage bin. The plurality of sealing elements are arranged at the gaps between the base 110 and the bin bottom plate and between the sealing elements and the stirrer main shaft 100, and the gaps are sealed by expansion. The sealing structure is beneficial to the safety of materials in a material bin in the material blanking process, has no leakage for blanking, can better improve the production continuity, ensures the equipment safety and reduces the production cost.
The foregoing is merely a preferred embodiment of the present utility model and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present utility model, which is also intended to be covered by the present utility model.
Claims (7)
1. The utility model provides a stirring storehouse main shaft seal structure which characterized in that includes:
a stirrer spindle;
The middle part of the base is provided with a through hole, and the base is sleeved on the main shaft of the stirrer and is connected with the bottom plate of the stock bin;
The sealing elements are arranged at the gaps of the base, the bin bottom plate and the stirrer main shaft, and the gaps are sealed through expansion.
2. The mixing silo main shaft seal structure of claim 1, wherein the base is removably connected to the silo bottom plate.
3. The mixing silo main shaft sealing structure of claim 1, wherein the sealing member is made of rubber and plastic materials.
4. The mixing silo main shaft sealing structure of claim 1, wherein an air cavity channel is arranged along the body length direction of the sealing member;
And the air inlet of the air cavity channel is connected with the air outlet of the air cavity channel of the base.
5. The mixing chamber spindle seal structure of claim 4, wherein a first sealing lip is provided on one side of the air inlet of the air chamber channel of the seal;
A second sealing lip is arranged on one side, away from the first sealing lip, of the air inlet of the air cavity channel of the sealing element.
6. The mixing bowl spindle seal structure of claim 5 wherein the first seal lip of the seal is adapted to compress a seal lip; the second sealing lip is for compressed gas communication.
7. The mixing silo spindle seal structure of claim 6, further comprising:
And the airtight seal seat is connected with the main shaft of the stirrer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322979068.6U CN221170756U (en) | 2023-11-03 | 2023-11-03 | Main shaft sealing structure of stirring bin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322979068.6U CN221170756U (en) | 2023-11-03 | 2023-11-03 | Main shaft sealing structure of stirring bin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221170756U true CN221170756U (en) | 2024-06-18 |
Family
ID=91438327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322979068.6U Active CN221170756U (en) | 2023-11-03 | 2023-11-03 | Main shaft sealing structure of stirring bin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221170756U (en) |
-
2023
- 2023-11-03 CN CN202322979068.6U patent/CN221170756U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |