CN212304974U - Front end cover for connecting generator and gasoline engine - Google Patents
Front end cover for connecting generator and gasoline engine Download PDFInfo
- Publication number
- CN212304974U CN212304974U CN202020817785.2U CN202020817785U CN212304974U CN 212304974 U CN212304974 U CN 212304974U CN 202020817785 U CN202020817785 U CN 202020817785U CN 212304974 U CN212304974 U CN 212304974U
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- end cover
- cover body
- gasoline engine
- generator
- face
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Abstract
The utility model provides a front end cover for connecting a generator and a gasoline engine, which comprises a front end cover body; the front end face of the front end cover body is in a flange shape and is matched with the inner spigot of the gasoline engine, and the flange of the front end face of the front end cover body is embedded into the inner spigot of the gasoline engine, so that the connection of the generator and the gasoline engine can achieve accurate positioning; the center of the front end surface of the front end cover body is provided with a shaft hole, and the shaft hole penetrates through the front end surface of the front end cover body; the shaft hole is used for the output shaft of the gasoline engine to extend into the front end cover body to be connected with the generator rotor; an inner circle spigot is arranged at the rear end part of the front end cover body, is matched with the stator core and is used for accurately positioning the generator stator in the axial direction and the radial direction; the front end face of the front end cover body is provided with at least two screw holes for bolts to pass through, and the front end cover is fixedly connected with the gasoline engine.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a motor accessory technical field, especially a front end housing that generator and gasoline engine are connected.
[ background of the invention ]
A generator has been designed that uses a new stator core and requires a new front end cover to be designed and assembled with the stator core.
The front end cover of the generator is an integral aluminum alloy die casting which is an important part in the generator, and when the generator and the gasoline engine are rigidly connected to form the generator set, the front end cover of the generator is positioned at the gravity center of the whole generator set, and the rotating speed of the generator can reach 3000 revolutions per minute or 3600 revolutions per minute when the generator set works, so that vibration exists. Therefore, the front end cap must have the following basic requirements: the positioning and firm connection with a matched gasoline engine are accurate.
[ Utility model ] content
The to-be-solved technical problem of the utility model lies in providing a front end housing that generator and gasoline engine are connected, make the generator that adopts new stator core can with the accurate butt joint of supporting gasoline engine.
The utility model discloses a realize like this: a front end cover for connecting a generator with a gasoline engine comprises a front end cover body;
the front end surface of the front end cover body is in a flange shape;
the center of the front end surface of the front end cover body is provided with a shaft hole, and the shaft hole penetrates through the front end surface of the front end cover body;
an inner circle spigot is arranged at the rear end part of the front end cover body;
the front end face of the front end cover body is provided with at least two screw holes.
Furthermore, the left side wall and the right side wall of the front end cover body are evenly provided with a plurality of air outlets at intervals.
Furthermore, the inner side surface of the front end cover body is provided with a reinforcing rib ring.
Further, the number of the screw holes is four.
Furthermore, four symmetrical hanging corners are arranged on the outer side wall of the rear end of the front end cover body, and each hanging corner is provided with a screw hole.
Furthermore, each hanging angle is provided with a reinforcing rib respectively, and the reinforcing ribs are connected with the hanging angles and the front end cover body.
Further, the flange diameter of the front end face of the front end cover body is 110 mm;
the diameter of the inner circle spigot is 225 mm.
The utility model has the advantages that: the utility model relates to a front end cover for connecting a generator and a gasoline engine, which comprises a front end cover body; the front end face of the front end cover body is in a flange shape and is matched with the inner spigot of the gasoline engine, and the flange of the front end face of the front end cover body is embedded into the inner spigot of the gasoline engine, so that the connection of the generator and the gasoline engine can achieve accurate positioning; the center of the front end surface of the front end cover body is provided with a shaft hole, and the shaft hole penetrates through the front end surface of the front end cover body; the shaft hole is used for the output shaft of the gasoline engine to extend into the front end cover body to be connected with the generator rotor; an inner circle spigot is arranged at the rear end part of the front end cover body, is matched with the stator core and is used for accurately positioning the generator stator in the axial direction and the radial direction; the front end face of the front end cover body is provided with at least two screw holes for bolts to pass through, and the front end cover is fixedly connected with the gasoline engine.
[ description of the drawings ]
The invention will be further described with reference to the following examples with reference to the accompanying drawings.
Fig. 1 is a front perspective view of the front end cover according to the present invention.
Fig. 2 is a rear perspective view of the front end cover according to the present invention.
Fig. 3 is a schematic view of the assembly effect of the front end cover of the present invention.
Description of reference numerals:
a front end cover 100 for connecting a generator with a gasoline engine;
a front end cover body 1;
the shaft holes 11 are arranged on the outer side of the shaft,
the inner circular seam allowance 12 is arranged on the inner circular seam allowance,
the screw holes 13 are provided in the outer circumference of the screw hole,
the air outlet 14 is provided with a plurality of air outlets,
the reinforcing-rib ring (15) is,
hanging corners 16, screw holes 161, reinforcing ribs 162;
flange diameter D1;
the diameter D2 of the inner spigot;
gasoline engine side cover 201, gasoline engine output shaft 202, front end cover bolt 203, stator core 204, stator bolt 205, rotating shaft 206, rotor core 207, rear end cover 208, rear cover 209, radial stop 210, bearing 211, rotor bolt 212 and rear cover bolt 213.
[ detailed description ] embodiments
In the description of the present invention, it should be understood that the description indicating the orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element indicated must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the scope of the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they 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.
The utility model discloses the general concept of implementation as follows: the front end face of the front end cover body 1 is designed to be in a flange shape, is embedded into an inner spigot of the gasoline engine, and adopts a positioning mode of shaft hole matching to ensure that the generator is connected with the gasoline engine to achieve accurate positioning; the front end surface is provided with a screw hole 13 for connecting and fixing with a gasoline engine; an inner circle spigot 12 is arranged at the rear end part of the front end cover body 1 and matched with the outer diameter of the stator core, and is used for accurately positioning the stator of the generator in the axial direction and the radial direction.
Please refer to fig. 1 to 3.
The utility model relates to a front end cover 100 for connecting a generator with a gasoline engine, which comprises a front end cover body 1;
the front end face of the front end cover body 1 is in a flange shape, in a specific embodiment, the diameter D1 of the flange is 110mm and is matched with a spigot in a gasoline engine, the inner diameter of the spigot in the gasoline engine is 110mm, and the flange of the front end face of the front end cover body 1 is embedded into the spigot in the gasoline engine, so that a generator is connected with the gasoline engine to achieve accurate positioning;
the center of the front end face of the front end cover body 1 is provided with a shaft hole 11, and the shaft hole 11 penetrates through the front end face of the front end cover body 1; the shaft hole 11 is used for enabling an output shaft of the gasoline engine to extend into the front end cover body 1 to be connected with a generator rotor;
an inner circle spigot 12 is arranged at the rear end part of the front end cover body 1, and in one embodiment, the diameter D2 of the inner circle spigot is 225mm and is matched with a stator iron core with the diameter of 225mm, so that the front end cover body is used for accurately positioning the stator of the generator in the axial direction and the radial direction;
the front end face of the front end cover body 1 is provided with at least two screw holes 13 for bolts to pass through, so that the front end cover is fixedly connected with the gasoline engine.
The left side wall and the right side wall of the front end cover body 1 are uniformly provided with a plurality of air outlets 14 at intervals for exhausting air and dissipating heat.
The inner side surface of the front end face of the front end cover body 1 is provided with a reinforcing rib ring 15, so that the strength of the front end cover body 1 is improved.
The screw holes 13 are four and are circumferentially and uniformly arranged, so that the connection is firmer.
Four symmetrical hanging corners 16 are arranged on the outer side wall of the rear end of the front end cover body 1, and each hanging corner 16 is provided with a screw hole 161 for a stator bolt to pass through the hanging corner hole of the rear end cover to be locked so as to fasten a stator core.
Each hang angle 16 is provided with a reinforcing rib 162, and the reinforcing ribs 162 connect the hang angle 16 and the front end cover body 1, so that the strength of the hang angle is increased.
In a specific embodiment, the flange diameter D1 of the front end face of the front end cover body 1 is 110 mm; the diameter D2 of the inner circular seam allowance 12 is 225 mm; a generator for a stator core external diameter is 225mm provides special front end housing, and with the supporting accurate butt joint of gasoline engine.
As shown in figure 3 of the drawings,
the inner spigot of the gasoline engine side cover 201 is sleeved on the flange of the front end face of the front end cover body 1, so that the generator and the gasoline engine are connected to achieve accurate positioning, and the front end cover 100 of the generator is locked on the gasoline engine side cover 201 after penetrating through the screw hole 13 by using a front end cover bolt 203; the output shaft 202 of the gasoline engine extends into the front end cover body 1 from the shaft hole 11 and is connected with a generator rotor;
mounting the bearing 211 in the rear end cover 208, wherein the radial stop piece 210 of the outer ring of the bearing 211 is embedded in the limit groove of the rear end cover 208;
after being assembled, the stator core 204, the rotating shaft 206 and the rotor core 207 are installed in the front end cover 100 of the generator, wherein the stator core 204 is embedded in the inner circular seam allowance 12;
the front end cover 100 and the rear end cover 208 of the generator are fixedly locked by a stator bolt 205 penetrating through the screw hole 161;
the rotating shaft 206 is locked on the output shaft 202 of the gasoline engine by a rotor bolt 212 at the rear end of the rotor;
the rear cover 209 is locked to the rear end cap 208 by a rear cover bolt 213.
Although specific embodiments of the present invention have been described, it will be understood by those skilled in the art that the specific embodiments described are illustrative only and are not limiting upon the scope of the invention, and that equivalent modifications and variations can be made by those skilled in the art without departing from the spirit of the invention, which is to be limited only by the claims appended hereto.
Claims (7)
1. The utility model provides a front end housing that generator and gasoline engine are connected which characterized in that: comprises a front end cover body;
the front end surface of the front end cover body is in a flange shape;
the center of the front end surface of the front end cover body is provided with a shaft hole, and the shaft hole penetrates through the front end surface of the front end cover body;
an inner circle spigot is arranged at the rear end part of the front end cover body;
the front end face of the front end cover body is provided with at least two screw holes.
2. The front end cover for connecting the generator with the gasoline engine as claimed in claim 1, wherein: the left and right sides wall of front end housing body is even and the interval is equipped with a plurality of air exit.
3. The front end cover for connecting the generator with the gasoline engine as claimed in claim 1, wherein: the inner side surface of the front end face of the front end cover body is provided with a reinforcing rib ring.
4. The front end cover for connecting the generator with the gasoline engine as claimed in claim 1, wherein: the number of the screw holes is four.
5. The front end cover for connecting the generator with the gasoline engine as claimed in claim 1, wherein: four symmetrical hanging corners are arranged on the outer side wall of the rear end of the front end cover body, and each hanging corner is provided with a screw hole.
6. The front end cover for connecting the generator with the gasoline engine as claimed in claim 5, wherein: every hang the angle and be equipped with respectively and strengthen the rib, strengthen the rib and connect hang angle and front end housing body.
7. The front end cover for connecting the generator with the gasoline engine as claimed in claim 1, wherein: the diameter of a flange on the front end face of the front end cover body is 110 mm;
the diameter of the inner circle spigot is 225 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020817785.2U CN212304974U (en) | 2020-05-15 | 2020-05-15 | Front end cover for connecting generator and gasoline engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020817785.2U CN212304974U (en) | 2020-05-15 | 2020-05-15 | Front end cover for connecting generator and gasoline engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212304974U true CN212304974U (en) | 2021-01-05 |
Family
ID=73968500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020817785.2U Active CN212304974U (en) | 2020-05-15 | 2020-05-15 | Front end cover for connecting generator and gasoline engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212304974U (en) |
-
2020
- 2020-05-15 CN CN202020817785.2U patent/CN212304974U/en active Active
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