CN215171512U - Foil type thrust bearing for unmanned vehicle - Google Patents
Foil type thrust bearing for unmanned vehicle Download PDFInfo
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- CN215171512U CN215171512U CN202121625924.2U CN202121625924U CN215171512U CN 215171512 U CN215171512 U CN 215171512U CN 202121625924 U CN202121625924 U CN 202121625924U CN 215171512 U CN215171512 U CN 215171512U
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- bearing
- foil
- bearing seat
- elastic piece
- top foil
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Abstract
The utility model is suitable for a bearing technical field provides a foil thrust bearing for unmanned vehicle, including the bearing frame, the top of bearing frame is provided with the top paper tinsel, the one end of top paper tinsel with the bearing frame fixed connection; the top of the bearing seat is also provided with an elastic piece, the elastic piece is positioned below the top foil, one end of the elastic piece is fixedly connected with the bearing seat, and the other end of the elastic piece is a free end; the rear edge of the elastic piece is provided with at least one first gasket, and each first gasket is connected with the bearing seat; the first gasket is arranged at the tail part of the elastic piece, so that the load capacity and stability during working can be improved, and the lifting speed of the rotary thrust disc is reduced; by arranging the top foil in an arc shape, the shape of the top foil facilitates the formation of a wedge-shaped space, the resilient member being subjected to a compressive deformation providing a load-bearing capacity when the thrust disc is pressed against the top foil.
Description
Technical Field
The utility model belongs to the technical field of the bearing, especially, relate to a foil formula thrust bearing for unmanned vehicle.
Background
The thrust bearing is composed of two thrust washers or more thrust washers and a plurality of rolling bodies, wherein the thrust washers are generally divided into a shaft piece and a seat piece, and the rolling bodies are generally combined into a whole by iron or copper retainers in the most common mode.
The load capacity and the stability of the existing thrust bearing are poor, and the actual requirements cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model provides a foil formula thrust bearing for unmanned vehicle aims at solving present thrust bearing load capacity and stability all relatively poor, can not satisfy the problem of actual demand.
The foil thrust bearing comprises a bearing seat, wherein the top of the bearing seat is provided with a top foil, one end of the top foil is fixedly connected with the bearing seat, and the other end of the top foil is a free end; the top of the bearing seat is also provided with an elastic piece, the elastic piece is positioned below the top foil, one end of the elastic piece is fixedly connected with the bearing seat, and the other end of the elastic piece is a free end; the rear edge of the elastic piece is provided with at least one first gasket, and each first gasket is connected with the bearing seat.
Preferably, the top foil is arc-shaped.
Preferably, the elastic piece is further provided with a second gasket, and the second gasket is connected with the bearing seat.
Preferably, one end of the top foil close to the bearing seat is provided with a first extension part; the top foil is connected with the bearing seat through the first extension part.
Preferably, one end of the elastic element close to the bearing seat is provided with a second extending part; the elastic piece is connected with the bearing seat through the second extension part.
Preferably, the elastic member is formed by arranging a plurality of semicircular springs.
Compared with the prior art, the beneficial effects of the utility model are that: the first gasket is arranged at the tail part of the elastic piece, so that the load capacity and stability during working can be improved, and the lifting speed of the rotary thrust disc is reduced;
by arranging the top foil to be arc-shaped, the top foil in the shape is beneficial to forming a wedge-shaped space, and when the thrust disc is extruded on the top foil, the elastic piece is compressed and deformed to provide bearing capacity; the theory of operation of this structure does, when the rotor is high-speed rotatory, because the existence in wedge space between thrust dish and the top paper tinsel, the rotor is drawn into the air in the wedge space to cause axial thrust to the top paper tinsel, realize the function that bears, because this structure is with air lubrication, so have and generate heat the low, characteristics that the rotational speed is high.
Drawings
Fig. 1 is a schematic sectional structure view of the thrust bearing of the present invention;
FIG. 2 is an enlarged view of the bearing seat of FIG. 1 at location A;
in the figure: 1. a bearing seat; 2. a top foil; 3. an elastic member; 4. a first gasket; 5. an extension part I; 6. an extension part II; 7. a thrust disk.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 and 2, a foil thrust bearing for an unmanned vehicle includes a bearing seat 1, a top foil 2 is disposed on the top of the bearing seat 1, one end of the top foil 2 is fixedly connected to the bearing seat 1, and the other end of the top foil 2 is a free end; the top of the bearing seat 1 is also provided with an elastic part 3, the elastic part 3 is positioned below the top foil 2, one end of the elastic part 3 is fixedly connected with the bearing seat 1, and the other end of the elastic part 3 is a free end; the rear edge of the elastic element 3 is provided with at least one first gasket 4, and each first gasket 4 is connected with the bearing seat 1. The top foil 2 is arc-shaped. And the elastic piece 3 is also provided with a second gasket which is connected with the bearing seat 1. One end of the top foil 2 close to the bearing seat 1 is provided with an extension part I5; the top foil 2 is connected to the bearing housing 1 by means of an extension one 5. One end of the elastic element 3 close to the bearing seat 1 is provided with a second extension part 6; the elastic element 3 is connected with the bearing seat 1 through the second extension part 6. The elastic member 3 is formed by arranging a plurality of semicircular springs.
In the embodiment, by arranging the top foil 2, wherein the first extension part 5 on the top foil 2 can be welded with the bearing seat 1, or connected with the bearing seat 1 by means of a key and a slot, the device is preferably welded; since the top foil 2 is arc-shaped, the shape of the top foil 2 facilitates the formation of a wedge-shaped space, and the elastic member 3 is subjected to compressive deformation to provide load-bearing capacity when the thrust disc 7 is pressed against the top foil 2; the theory of operation of this structure does, when the rotor is high-speed rotatory, because the existence in wedge space between thrust disc 7 and the top foil 2, the rotor is drawn into the air in the wedge space to causing axial thrust to top foil 2, realizing the function that bears, because this structure is with air lubrication, so have and generate heat low, characteristics that the rotational speed is high.
Through setting up elastic component 3, wherein extension two 6 on the elastic component 3 can be connected with bearing frame 1 welding, also can be connected with bearing frame 1 through the mode of inserted key and slot, and further can also be connected with bearing frame 1 through the bolt, and this device is preferred for the spiro union, and the mode of this spiro union is convenient for change elastic component 3.
By arranging the first spacer 4 at the tail part of the elastic element 3, the load capacity and stability during operation can be increased, and the lift-off speed of the rotary thrust disc 7 is reduced. By providing the second spacer, which is disposed at the outer radius of the elastic member 3, the second spacer at this location can increase the bearing stiffness of the outer region of the compliant foil thrust bearing.
In conclusion, the first gasket 4 is arranged at the tail part of the elastic element 3, so that the load capacity and stability during working can be improved, and the lifting speed of the rotary thrust disc 7 is reduced; by arranging the top foil 2 in an arc shape, the top foil 2 in this shape facilitates the formation of a wedge-shaped space, and when the thrust disc 7 is pressed against the top foil 2, the elastic member 3 is subjected to compressive deformation to provide a bearing capacity; the theory of operation of this structure does, when the rotor is high-speed rotatory, because the existence in wedge space between thrust disc 7 and the top foil 2, the rotor is drawn into the air in the wedge space to causing axial thrust to top foil 2, realizing the function that bears, because this structure is with air lubrication, so have and generate heat low, characteristics that the rotational speed is high.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. The utility model provides a foil thrust bearing for unmanned vehicle, includes bearing frame (1), its characterized in that: a top foil (2) is arranged at the top of the bearing seat (1), one end of the top foil (2) is fixedly connected with the bearing seat (1), and the other end of the top foil (2) is a free end;
an elastic part (3) is further arranged at the top of the bearing seat (1), the elastic part (3) is located below the top foil (2), one end of the elastic part (3) is fixedly connected with the bearing seat (1), and the other end of the elastic part (3) is a free end;
the rear edge of the elastic piece (3) is provided with at least one first gasket (4), and each first gasket (4) is connected with the bearing seat (1).
2. The foil thrust bearing for an unmanned vehicle of claim 1, wherein: the top foil (2) is arc-shaped.
3. The foil thrust bearing for an unmanned vehicle of claim 1, wherein: and a second gasket is further arranged on the elastic piece (3), and the second gasket is connected with the bearing seat (1).
4. The foil thrust bearing for an unmanned vehicle of claim 1, wherein: one end of the top foil (2) close to the bearing seat (1) is provided with a first extension part (5);
the top foil (2) is connected with the bearing seat (1) through the first extension part (5).
5. The foil thrust bearing for an unmanned vehicle of claim 1, wherein: one end of the elastic piece (3) close to the bearing seat (1) is provided with a second extending part (6);
the elastic piece (3) is connected with the bearing seat (1) through the second extension part (6).
6. The foil thrust bearing for an unmanned vehicle of claim 1, wherein: the elastic piece (3) is formed by arranging a plurality of semicircular springs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121625924.2U CN215171512U (en) | 2021-07-16 | 2021-07-16 | Foil type thrust bearing for unmanned vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121625924.2U CN215171512U (en) | 2021-07-16 | 2021-07-16 | Foil type thrust bearing for unmanned vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215171512U true CN215171512U (en) | 2021-12-14 |
Family
ID=79395841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121625924.2U Active CN215171512U (en) | 2021-07-16 | 2021-07-16 | Foil type thrust bearing for unmanned vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215171512U (en) |
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2021
- 2021-07-16 CN CN202121625924.2U patent/CN215171512U/en active Active
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