CN214888623U - Engine flywheel - Google Patents
Engine flywheel Download PDFInfo
- Publication number
- CN214888623U CN214888623U CN202120363998.7U CN202120363998U CN214888623U CN 214888623 U CN214888623 U CN 214888623U CN 202120363998 U CN202120363998 U CN 202120363998U CN 214888623 U CN214888623 U CN 214888623U
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- China
- Prior art keywords
- flywheel
- engine
- mounting seat
- crankshaft
- disc
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The utility model discloses an engine flywheel, include: flywheel dish, ring gear, mount pad, a plurality of bent axle mounting hole and location pinhole. The gear ring is integrated on the outer peripheral surface of the flywheel disc, and the outer peripheral surface of the gear ring is provided with transmission teeth. The mounting seat is arranged on the flywheel disc, and a fixed bearing is arranged on the inner wall of the mounting seat. The installation seat is provided with a plurality of crankshaft installation holes which are uniformly surrounded on the periphery of the installation seat, and the plurality of crankshaft installation holes are used for being fixedly connected with the crankshaft. And the positioning pin hole is arranged on the flywheel disc and is positioned around the mounting seat. Therefore, the utility model discloses an engine flywheel, simple structure is reasonable, and spare part is lightweight more, has reduced the product kind, and has reduced assembly process.
Description
Technical Field
The utility model relates to an engine power take off technical field especially relates to an engine flywheel.
Background
The flywheel is an inertial body with larger rotational inertia and arranged at the power output end (generally the rear end) of the engine, stores energy and inertia outside the power stroke of the engine, and can overcome the resistance of other parts to ensure that the crankshaft rotates uniformly. In order to start the engine, the gear ring is pressed on the flywheel and is meshed with the starter for transmission.
However, the existing flywheel and gear ring are press-fitted in an interference manner, and the materials of the flywheel and the gear ring are different, so that the structure is complicated, the types of parts and assembly processes are increased, and the requirement of light weight design cannot be met.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an engine flywheel, its simple structure is reasonable, and spare part is lightweight more, has reduced the product kind, and has reduced assembly process.
In order to achieve the above object, the present invention provides an engine flywheel, including: flywheel dish, ring gear, mount pad, a plurality of bent axle mounting hole and location pinhole. The gear ring is integrated on the outer peripheral surface of the flywheel disc, and the outer peripheral surface of the gear ring is provided with transmission teeth. The mounting seat is arranged on the flywheel disc, and a fixed bearing is arranged on the inner wall of the mounting seat. The installation seat is provided with a plurality of crankshaft installation holes which are uniformly surrounded on the periphery of the installation seat, and the plurality of crankshaft installation holes are used for being fixedly connected with the crankshaft. And the positioning pin hole is arranged on the flywheel disc and is positioned around the mounting seat.
In one or more embodiments, the flywheel disc is integrally formed with the ring gear.
In one or more embodiments, the plurality of crankshaft mounting holes is eight in number.
In one or more embodiments, the flywheel panel is further provided with a plurality of lightening holes.
In one or more embodiments, the number of the plurality of lightening holes is eleven.
In one or more embodiments, the mounting seat is disposed along a central axis of the flywheel disc.
In one or more embodiments, the ring gear is configured to be in meshing transmission with an engine starter gear.
In one or more embodiments, the flywheel disk is circular, and the material of the flywheel disk is steel.
In one or more embodiments, the positioning pin hole is arranged between two adjacent crankshaft mounting holes.
Compared with the prior art, according to the utility model discloses an engine flywheel, its simple structure is reasonable, and spare part is lightweight more, has reduced product kind and assembly process, and satisfies the requirement of lightweight design.
Drawings
Fig. 1 is a schematic perspective view of an engine flywheel according to an embodiment of the present invention.
Fig. 2 is a schematic perspective view of an engine flywheel and a crankshaft after being mounted according to an embodiment of the present invention.
Description of the main reference numerals:
the method comprises the following steps of 1-flywheel disc, 2-gear ring, 3-mounting seat, 4-crankshaft mounting hole, 5-positioning pin hole, 6-lightening hole and 7-crankshaft.
Detailed Description
The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited by the following detailed description.
Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.
Fig. 1 is a schematic perspective view of an engine flywheel according to an embodiment of the present invention. Fig. 2 is a schematic perspective view of an engine flywheel and a crankshaft 7 according to an embodiment of the present invention.
As shown in fig. 1 to 2, an engine flywheel according to an embodiment of the present invention includes: flywheel dish 1, ring gear 2, mount pad 3, a plurality of bent axle 7 mounting hole 4 and locating pin hole 5. The gear ring 2 is integrated on the peripheral surface of the flywheel disc 1, and the peripheral surface of the gear ring 2 is provided with transmission teeth. The mounting seat 3 is arranged on the flywheel disc 1 (the center of the flywheel disc 1), and a fixed bearing is arranged on the inner wall of the mounting seat 3. The installation holes 4 of the crankshafts 7 uniformly surround the installation seat 3, and the installation holes 4 of the crankshafts 7 are used for being fixedly connected with the crankshafts 7. And the positioning pin hole 5 is arranged on the flywheel disc 1 and is positioned around the mounting seat 3.
In one or more embodiments, the flywheel disc 1 is integrally formed with the ring gear 2. The number of the mounting holes 4 of the plurality of crankshafts 7 is eight. The flywheel disc 1 is also provided with a plurality of lightening holes 6. The number of the plurality of lightening holes 6 is eleven.
In one or more embodiments, the mounting seat 3 is arranged along the central axis of the flywheel disc 1. The gear ring 2 is used for meshing transmission with a starter gear of an engine. Flywheel dish 1 is circular, just flywheel dish 1's material is the steel material. The positioning pin hole 5 is arranged between two adjacent mounting holes 4 of the crankshaft 7.
In practical application, the utility model discloses an engine flywheel installs and passes through the bolt and be connected with bent axle 7 at 7 rear ends of bent axle to will start output torque and transmit motor transmission. When the engine is started, the gear ring 2 structure on the flywheel is in meshed transmission with the engine starter gear, and starting torque is transmitted to the engine through the gear transmission to assist the engine to start. This flywheel dish 1 is integrative with ring gear 2 is integrated, and spare part is lighter-weights more.
In a word, the utility model discloses an engine flywheel, its simple structure is reasonable, and spare part is lightweight more, has reduced product kind and assembly process, is applicable to the automatic gearbox car, and satisfies the requirement of lightweight design.
The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.
Claims (6)
1. An engine flywheel, comprising:
a flywheel disc;
the gear ring is integrated on the outer peripheral surface of the flywheel disc, and the outer peripheral surface of the gear ring is provided with transmission teeth;
the mounting seat is arranged on the flywheel disc, and a fixed bearing is arranged on the inner wall of the mounting seat;
the crankshaft mounting holes are uniformly surrounded on the periphery of the mounting seat and are used for being fixedly connected with a crankshaft; and
the positioning pin hole is formed in the flywheel disc and is positioned around the mounting seat;
wherein, a plurality of lightening holes are also formed on the flywheel disc;
wherein the number of the plurality of lightening holes is eleven;
wherein the mounting seat is arranged along the central axis of the flywheel disc.
2. The engine flywheel of claim 1 wherein the flywheel disk is integrally formed with the ring gear.
3. The engine flywheel of claim 1 wherein the plurality of crankshaft mounting holes is eight in number.
4. The engine flywheel of claim 1 wherein the ring gear is configured to be in meshing transmission with an engine starter gear.
5. The engine flywheel of claim 1 wherein the flywheel disk is circular and is made of steel.
6. The engine flywheel of claim 1 wherein the dowel pin holes are disposed between two adjacent crankshaft mounting holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120363998.7U CN214888623U (en) | 2021-02-08 | 2021-02-08 | Engine flywheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120363998.7U CN214888623U (en) | 2021-02-08 | 2021-02-08 | Engine flywheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214888623U true CN214888623U (en) | 2021-11-26 |
Family
ID=78858501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120363998.7U Active CN214888623U (en) | 2021-02-08 | 2021-02-08 | Engine flywheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214888623U (en) |
-
2021
- 2021-02-08 CN CN202120363998.7U patent/CN214888623U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |