CN215979600U - Engine rotor - Google Patents
Engine rotor Download PDFInfo
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- CN215979600U CN215979600U CN202122264980.4U CN202122264980U CN215979600U CN 215979600 U CN215979600 U CN 215979600U CN 202122264980 U CN202122264980 U CN 202122264980U CN 215979600 U CN215979600 U CN 215979600U
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- impeller
- rotor
- central
- rotor body
- hole
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Abstract
The utility model discloses an engine rotor, which comprises a rotor body with openings at two ends, wherein the middle part of the rotor body is fixedly connected with a central plate along the inner wall of the rotor body, an oil through hole is formed in the central plate, two ends of the rotor body are respectively connected with a cover plate, two end covers and the rotor body form two communicated cavities at two sides of the central plate, the middle parts of the two end covers and the central plate are respectively provided with a central hole, the two cover plates are positioned at the central holes and are connected with an impeller disc with an impeller groove formed in the middle part, the engine rotor also comprises a rotating shaft, the rotating shaft penetrates through the middle part of the impeller disc and is fixedly connected with the central plate, and the impeller groove of the impeller disc is communicated with the cavities; in the rotor, the two impeller discs provided with the impeller grooves are connected to the end cover, so that external cooling oil can be input into the rotor body, the rotor body is cooled conveniently, the joint of the rotor body and the rotating shaft is lubricated, and the service life of the rotor can be prolonged; the rotor of the utility model also has the characteristic of good air tightness.
Description
Technical Field
The utility model belongs to the technical field of engines, and particularly relates to an engine rotor.
Background
The rotor engine generally comprises a cylinder body, a rotor and two cover plates, wherein the rotor and the two cover plates form a closed cavity, the rotor and the two cover plates also form a closed cavity, and the rotor rotates at a high speed in the cylinder body to realize energy conversion.
However, since the engine rotor operates at a high speed in a high-temperature environment and the friction between the parts is large during operation, the life of the rotor is likely to be reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an engine rotor, which solves the problem that the existing engine rotor cannot be well lubricated and radiated during operation.
The utility model adopts the technical scheme that the engine rotor comprises a rotor body with two open ends, wherein the middle part of the rotor body is fixedly connected with a central plate along the inner wall of the rotor body, an oil through hole is formed in the central plate, two ends of the rotor body are respectively connected with a cover plate, two communicated cavities are formed on two sides of the central plate by the two cover plates and the rotor body, central holes are formed in the middle parts of the two cover plates and the central plate, the two cover plates are positioned in the central holes and connected with an impeller disc with an impeller groove formed in the middle part, and the engine rotor also comprises a rotating shaft which penetrates through the middle part of the impeller disc and is fixedly connected with the central plate, and the impeller groove of the impeller disc is communicated with the cavities.
The utility model is also characterized in that:
a plurality of fixing pieces are integrally connected in a central hole of the cover plate, each fixing piece is provided with a fixing hole, and each fixing piece passes through the impeller disc with the fixing hole.
The impeller disc comprises a circular baffle plate and a boss arranged in the middle of the circular baffle plate, wherein a central hole a is formed in the middle of the circular baffle plate and the boss, a rotating shaft penetrates through the central hole a, one surface of the boss, which deviates from the circular baffle plate, is provided with a plurality of impeller grooves, the boss is connected with a plurality of elastic assemblies, and each elastic assembly is connected in a fixing hole of each fixing piece in a cross mode.
The elastic component comprises a plurality of cylindrical holes for forming the bosses, springs are connected in each cylindrical hole of each boss, the springs are connected with rubber strips, and each rubber strip extends to the outside of the cylindrical hole and penetrates through the fixing hole.
A plurality of ribs are connected to the edge of the central plate along the central hole in a radiation mode, and an oil through hole is formed between every two adjacent ribs on the central plate.
An oil passing channel is formed between every two adjacent ribs, and each oil passing channel is communicated with one impeller groove.
The oil through opening is arranged at the edge position of the central plate.
The short ribs are connected between two adjacent ribs at the edge of the central plate.
The utility model has the beneficial effects that:
according to the engine rotor, the two impeller discs provided with the impeller grooves are connected to the cover plate, so that external cooling oil can be input into the rotor body, the rotor body is cooled conveniently, the joint of the rotor body and the rotating shaft is lubricated, and the service life of the rotor can be prolonged; the rotor of the utility model also has the characteristic of good air tightness.
Drawings
FIG. 1 is a fragmentary view of an engine rotor of the present invention;
FIG. 2 is a schematic view of the internal structure of an engine rotor according to the present invention;
FIG. 3 is a schematic view showing the construction of a rotary shaft according to the present invention;
FIG. 4 is a schematic view of the center plate construction of the present invention;
fig. 5 is a schematic view of the construction of an impeller disc according to the present invention.
In the figure, 1, a rotor body, 2, a cover plate, 3, a central plate, 4, a rotating shaft, 5, an impeller disc, 5-1, a circular baffle, 5-2, a boss, 5-3, a central hole a, 5-4, an impeller groove, 5-5, an elastic component, 6, an oil through hole, 7, a fixing piece, 8, a fixing hole, 9, a rib and 10, a short rib are arranged.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
The utility model relates to an engine rotor, as shown in figures 1, 2 and 3, which comprises a rotor body 1 with two open ends, wherein the middle part of the rotor body 1 is fixedly connected with a central plate 3 along the inner wall thereof, an oil through hole 6 is arranged on the central plate 3, two ends of the rotor body 1 are respectively connected with a cover plate 2, two communicated cavities are formed on two sides of the central plate 3 by the two cover plates 2 and the rotor body 1, central holes are respectively arranged at the middle parts of the two cover plates 2 and the central plate 3, the two cover plates 2 are positioned at the central holes and connected with an impeller plate 5 with an impeller groove arranged in the middle part, the engine rotor also comprises a rotating shaft 4, the rotating shaft 4 penetrates through the middle part of the impeller plate 5 and is fixedly connected with the central plate 3, a gap between the impeller plate 5 and the rotating shaft 4 forms an oil inlet, cooling oil enters the impeller groove through the oil inlet, because the impeller groove of the impeller plate 5 is communicated with the cavities, the cooling oil further enters the cavities between the cover plates 2 and the central plate 3, because the oil through opening 6 is formed in the central plate 3, the cooling oil in one cavity can be discharged into the other cavity and finally discharged through the impeller groove communicated with the other cavity, the cooling of the rotor body 1 and the internal structure is realized in the flowing process of the cooling oil, and meanwhile, the connecting position of the rotating shaft 4 and the rotor body 1 is cooled.
As shown in fig. 4, a plurality of fixing pieces 7 are integrally connected in the central hole of the cover plate 2, each fixing piece 7 is provided with a fixing hole 8, and each fixing piece 7 passes through the fixing hole 8 of the impeller disk 5. The impeller disc 5 comprises a circular baffle 5-1, a boss 5-2 in the middle of the circular baffle 5-1, a central hole a5-3 is formed in the middle of each of the circular baffle 5-1 and the boss 5-2, a rotating shaft 4 penetrates through the central hole a5-3, a plurality of impeller grooves 5-4 are formed in one surface, deviating from the circular baffle 5-1, of the boss 5-2, a plurality of elastic assemblies 5-5 are connected onto the boss 5-2, each elastic assembly 5-5 is fixedly connected into a fixing hole 8 of a corresponding fixing piece 7 in a penetrating mode, in actual use, the circular baffle 5-1 is attached to a cover body of a rotor engine, the circular baffle 5-1 can be attached to the cover body of the rotor engine all the time through the elastic assemblies 5-5, and air tightness inside the rotor can be guaranteed. The elastic component 5-5 comprises a plurality of cylindrical holes provided with bosses 5-2, each cylindrical hole of the boss 5-2 is connected with a spring, the spring is connected with a rubber strip, each rubber strip extends out of the cylindrical hole and is fixedly connected with a fixed hole 8 of the fixed plate 7.
An oil passage is formed between every two adjacent ribs, each oil passage is communicated with one impeller groove, and external cooling oil is discharged into the oil passage between the ribs 9 through the impeller grooves, so that the phenomenon of uneven cooling is prevented.
The oil through port 6 is formed in the edge position of the central plate 3, so that the central plate 3 can be cooled comprehensively, and meanwhile, due to the high-speed operation of the rotor body 1, cooling oil is gathered at the edge of the central plate 3, so that the oil through port 6 is formed in the edge of the central plate 3, and the flow of the cooling oil can be promoted.
The short ribs 10 are connected between two adjacent ribs 9 at the edge of the central plate 3, and can support the central plate 3 and the cover plate 2.
The use process of the engine rotor comprises the following steps:
when the cooling oil pump is used, a rotor is placed in a cylinder body, then the cover bodies are connected on two sides of the rotor, the impeller discs 5 are attached to the cover bodies, cooling oil is discharged into an oil inlet between one impeller disc 5 and the rotating shaft 4 through an external power pump, the cooling oil is sequentially discharged into each oil passage through the impeller grooves 5-5 in the impeller disc 5, enters the oil passage and the impeller grooves 5-5 of the other cavity through the oil ports 6, and is finally discharged through the oil inlet formed by the gap between the other impeller disc 5 and the rotating shaft 4, the rotor can be cooled and lubricated in the flowing process of the cooling oil, and the effect of prolonging the service life of the rotor is achieved; meanwhile, the impeller disc 5 is connected to the cover plate 2 through the elastic component in the structure of the utility model, so that the impeller disc can be always attached to the cover body when the rotor runs at a high speed, and the air tightness of a cooling oil channel is ensured.
Through the mode, the two impeller discs provided with the impeller grooves are connected to the cover plate of the engine rotor, so that external cooling oil can be input into the rotor body, the rotor body is cooled conveniently, the joint of the rotor body and the rotating shaft is lubricated, and the service life of the rotor can be prolonged; the rotor of the utility model also has the characteristic of good air tightness.
Claims (8)
1. The utility model provides an engine rotor, its characterized in that includes both ends open-ended rotor body (1), rotor body (1) middle part is along its inner wall fixed connection well core plate (3), set up logical hydraulic fluid port (6) on well core plate (3), a apron (2), two are connected respectively at rotor body (1) both ends apron (2) and rotor body (1) form two communicating cavitys in well core plate (3) both sides, two the centre bore is all seted up at apron (2), well core plate (3) middle part, two apron (2) are located centre bore department and connect impeller dish (5) that the middle part was seted up the impeller groove, still include axis of rotation (4), axis of rotation (4) pass on impeller dish (5) middle part fixed connection well core plate (3), the impeller groove of impeller dish (5) communicates with each other with the cavity.
2. An engine rotor according to claim 1, characterized in that a plurality of fixing pieces (7) are integrally connected in the central holes of the two cover plates (2), each fixing piece (7) is provided with a fixing hole (8), and each fixing piece (7) passes through the fixing hole (8) and the impeller disc (5).
3. The engine rotor according to claim 2, characterized in that the impeller disc (5) comprises a circular baffle (5-1), a boss (5-2) is arranged in the middle of the circular baffle (5-1), a central hole a (5-3) is formed in the middle of each of the circular baffle (5-1) and the boss (5-2), a rotating shaft (4) penetrates through the central hole a (5-3), a plurality of impeller grooves (5-4) are formed in one surface, deviating from the circular baffle (5-1), of the boss (5-2), a plurality of elastic components (5-5) are connected to the boss (5-2), and each elastic component (5-5) penetrates through a fixing hole (8) of the fixing piece (7).
4. An engine rotor according to claim 3, characterized in that the elastic member (5-5) comprises a plurality of cylindrical holes provided with bosses (5-2), each cylindrical hole of a boss (5-2) is connected with a spring, the spring is connected with a rubber strip, and each rubber strip extends out of the cylindrical hole and passes through the fixing hole (8).
5. An engine rotor according to claim 1, characterized in that a plurality of ribs (9) are radially connected to the central plate (3) along the central hole towards the edge, and oil openings (6) are formed between two adjacent ribs (9) on the central plate (3).
6. An engine rotor as claimed in claim 5, wherein an oil passage is formed between two adjacent ribs, and each oil passage communicates with one of the vane grooves.
7. An engine rotor according to claim 1 or 5, characterised in that the oil through openings (6) open at the edge of the central plate (3).
8. An engine rotor according to claim 1, characterised in that a connecting short rib (10) is provided at the edge of the central plate (3) between two adjacent ribs (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122264980.4U CN215979600U (en) | 2021-09-17 | 2021-09-17 | Engine rotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122264980.4U CN215979600U (en) | 2021-09-17 | 2021-09-17 | Engine rotor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215979600U true CN215979600U (en) | 2022-03-08 |
Family
ID=80463441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122264980.4U Active CN215979600U (en) | 2021-09-17 | 2021-09-17 | Engine rotor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215979600U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113818960A (en) * | 2021-10-12 | 2021-12-21 | 陕西新年动力科技集团有限公司 | Rotor engine |
-
2021
- 2021-09-17 CN CN202122264980.4U patent/CN215979600U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113818960A (en) * | 2021-10-12 | 2021-12-21 | 陕西新年动力科技集团有限公司 | Rotor engine |
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