CN220134525U - Balanced gear set of engine - Google Patents
Balanced gear set of engine Download PDFInfo
- Publication number
- CN220134525U CN220134525U CN202321766231.4U CN202321766231U CN220134525U CN 220134525 U CN220134525 U CN 220134525U CN 202321766231 U CN202321766231 U CN 202321766231U CN 220134525 U CN220134525 U CN 220134525U
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- connecting seat
- gear
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- holes
- pin
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- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000008859 change Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007373 indentation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- Gears, Cams (AREA)
Abstract
The utility model relates to the technical field of gears, in particular to an engine balance gear set, which comprises a gear main body, wherein a convex groove is formed in the left side surface of the gear main body, a connecting component is arranged on the side surface of the gear main body, the connecting component comprises a connecting seat, the outer surface of the connecting seat is movably connected with the inner side wall of the convex groove, a square hole is formed in the left side surface of the connecting seat, a connecting hole is formed in the outer surface of the right end of the connecting seat, a spring is fixedly connected with the inner bottom of the connecting hole, a connecting pin is fixedly connected with the upper end of the spring, the upper end of the connecting pin penetrates through the connecting hole to extend to the outer side of the connecting hole, a deflector rod is fixedly connected with the outer surface of the connecting pin, the deflector rod is positioned in the square hole, and an inclined surface is arranged on the upper surface of the connecting pin and faces the right side of the connecting seat. According to the utility model, the gear can be quickly replaced and installed, and the working efficiency of replacement and maintenance is improved.
Description
Technical Field
The utility model relates to the technical field of gears, in particular to an engine balance gear set.
Background
In the working cycle of the engine, the movement speed of the piston is very fast and uneven, so that the piston makes repeated high-speed linear movement in the cylinder, and a great inertia force is necessarily generated on the piston, the piston pin and the connecting rod.
The balance shaft is mainly engaged with the crankshaft transmission gear by virtue of the gear arranged on the balance shaft when the balance shaft is used, so that the balance shaft is driven, and in the prior art, the gear is in interference fit with the balance shaft generally, so that the gear can be driven by the balance shaft better, and in the use process, when the gear is worn or damaged and needs to be replaced, a great amount of time is required to replace the gear, and the working efficiency during maintenance is seriously influenced.
Disclosure of Invention
The utility model aims to solve the defects in the prior art and provides an engine balance gear set.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides an engine balance gear group, includes the gear main part, protruding type groove has been seted up to the left surface of gear main part, gear main part's side-mounting has coupling assembling, coupling assembling includes the connecting seat, the surface of connecting seat and the inside wall swing joint in protruding type groove, square hole has been seted up to the left surface of connecting seat, the quantity in square hole is two, the connecting hole has been seted up to the right-hand member surface of connecting seat, the quantity in connecting hole is two the connecting hole intersects with two square holes respectively, the interior bottom fixedly connected with spring in connecting hole, the upper end fixedly connected with connecting pin of spring, the upper end of connecting pin passes the connecting hole and extends to the connecting hole outside, the surface fixedly connected with driving lever of connecting pin, the driving lever is located the inside in square hole, the upper surface of connecting pin is provided with the inclined plane, the inclined plane is towards the right side of connecting seat.
As a further description of the above technical solution:
the right-hand member inside wall of protruding groove has seted up the pinhole, the quantity of pinhole is two, the inside and the upper end surface swing joint of connecting pin of pinhole.
As a further description of the above technical solution:
the inside wall of protruding groove is provided with annular chamfer, the left side of annular chamfer orientation gear body.
As a further description of the above technical solution:
the left side of connecting seat has seted up the through-hole, the through-hole runs through gear main part and connecting seat and extends to the right side of gear main part.
As a further description of the above technical solution:
the left side of connecting seat has seted up the keyway, the keyway runs through the connecting seat and extends to the right side of connecting seat, the medial surface of keyway intersects with the medial surface of through-hole.
As a further description of the above technical solution:
the inside swing joint of through-hole has the balance shaft, the surface fixedly connected with connecting key of balance shaft, connecting key and keyway fixed connection.
The utility model has the following beneficial effects:
1. compared with the prior art, this balanced gear set of engine, through the spring, connecting pin and driving lever, laminate connecting seat and gear body, in the laminating in-process, the connecting pin receives the extrusion and retreats down in the connecting hole, when the side of connecting seat and gear body is pasted completely, the connecting hole just corresponds with the pinhole, the connecting pin receives the elasticity of spring this moment, go deep into in the pinhole upwards, thereby be connected gear body and connecting seat, and the connecting seat is connected with the balance shaft again, thereby be connected gear body and balance shaft, when needs change, the driving lever is pushed down, can make gear body and connecting seat separation, compared with the interference fit of prior art gear and balance shaft at present, make the transmission that the gear can be better, when leading to gear wearing and tearing or damaging needs change, a large amount of time need be spent, work efficiency when having influenced the maintenance, this balanced gear set of engine can be convenient and fast carries out the change and the installation of gear, the work efficiency of change maintenance has been improved.
2. Compared with the prior art, this balanced gear train of engine, through inclined plane and annular chamfer, when installing the gear main part on the connecting seat, the gear main part contacts earlier with the left surface of connecting seat, and the inclined plane on the connecting pin contacts the annular chamfer of connecting seat, receives the guide of inclined plane and annular chamfer, in the connecting pin indent connecting hole of being convenient for, until entering in the pinhole, through the cooperation of inclined plane and annular chamfer for can be more convenient install the gear main part on the connecting seat, the installation of the gear main part of being convenient for.
Drawings
FIG. 1 is a schematic diagram of an engine balance gear set engaged with a drive gear according to the present utility model;
FIG. 2 is a cross-sectional view of the internal gear connections of an engine balancing gear set according to the present utility model;
FIG. 3 is a cross-sectional block diagram of an engine balancing gear set in accordance with the present utility model;
fig. 4 is an enlarged view of the structure of the balance gear set of the engine according to the present utility model.
Legend description:
1. a gear body; 101. a convex groove; 2. a connection assembly; 201. a connecting seat; 202. square holes; 203. a connection hole; 204. a spring; 205. a connecting pin; 206. a deflector rod; 207. an inclined plane; 3. a pin hole; 4. an annular chamfer; 5. a through hole; 6. a key slot; 7. a balance shaft; 8. and a connection key.
Detailed Description
Referring to fig. 1-4, the present utility model provides an engine balancing gear set: comprises a gear main body 1, a crank drive gear is meshed through the gear main body 1, so that the gear main body is driven by a balance shaft 7, a convex groove 101 is formed in the left side surface of the gear main body 1, the gear main body 1 and a connecting seat 201 are attached to form connection through the convex groove 101, a connecting component 2 is installed on the side surface of the gear main body 1, the gear main body 1 and the connecting seat 201 are connected through the connecting component 2, the installation of the gear main body 1 is completed, the connecting component 2 comprises the connecting seat 201, the outer surface of the connecting seat 201 is movably connected with the inner side wall of the convex groove 101, the connecting seat 201 can be connected with the gear main body 1, so that the gear main body 1 is connected with the balance shaft 7, square holes 202 are formed in the left side surface of the connecting seat 201, the number of the square holes 202 is two, a movable space can be provided for a deflector 206 through the square holes 202, and the deflector 206 is convenient to operate, the right end outer surface of the connecting seat 201 is provided with two connecting holes 203, the two connecting holes 203 are intersected with two square holes 202 respectively, a connecting pin 205 can move up and down in the connecting holes 203 through the connecting holes 203, a spring 204 is fixedly connected with the inner bottom of the connecting holes 203, an upward elastic force can be provided for the connecting pin 205 through the spring 204, the upper end of the spring 204 is fixedly connected with the connecting pin 205, the upper end of the connecting pin 205 passes through the connecting holes 203 and extends to the outer side of the connecting holes 203, the connecting seat 201 can be connected with the gear body 1 through the connecting pin 205 so as to form a whole, a deflector 206 is fixedly connected with the outer surface of the connecting pin 205, the deflector 206 is positioned in the square holes 202, the connecting pin 205 can be retracted into the connecting holes 203 through the deflector 206 so as to facilitate the replacement of the gear body 1, the upper surface of the connecting pin 205 is provided with an inclined surface 207, the inclined plane 207 is towards the right side of connecting seat 201, can be convenient for guide connecting pin 205 indentation connecting hole 203 when connecting through inclined plane 207 in, the pinhole 3 has been seted up to the right-hand member inside wall of protruding type groove 101, the quantity of pinhole 3 is two, the inside of pinhole 3 and the upper end surface swing joint of connecting pin 205, can make connecting pin 205 stretch into inside pinhole 3 through pinhole 3, thereby make connecting seat 201 and gear body 1 form and be connected, become whole, the inside wall of protruding type groove 101 is provided with annular chamfer 4, annular chamfer 4 is towards the left side of gear body 1, can guide connecting pin 205 indentation connecting hole 203 through annular chamfer 4, thereby be convenient for with the connection of gear body 1.
The through hole 5 has been seted up to the left surface of connecting seat 201, the through hole 5 runs through gear main part 1 and connecting seat 201 and extends to the right flank of gear main part 1, can be with the whole and the balance shaft 7 that connecting seat 201 and gear main part 1 formed are connected through the through hole 5, keyway 6 has been seted up to the left surface of connecting seat 201, keyway 6 runs through connecting seat 201 and extends to the right flank of connecting seat 201, the medial surface of keyway 6 is crossing with the medial surface of through hole 5, can be convenient for after the connecting seat 201 installs with the balance shaft 7 form interference fit through keyway 6, thereby fix connecting seat 201 on balance shaft 7, the inside swing joint of through hole 5 has balance shaft 7, the surface fixedly connected with connecting key 8 of balance shaft 7, connecting key 8 and keyway 6 fixed connection, can form interference fit with the whole that connecting seat 201 and gear main part 1 formed through connecting key 8, thereby be convenient for fix it on balance shaft 7.
Working principle: the key groove of the connecting seat corresponds to the connecting key of the balance shaft, the connecting seat is fixed on the balance shaft, the pin hole of the gear main body corresponds to the connecting pin of the connecting seat, the gear main body moves towards the connecting seat, when the inclined surface of the connecting pin contacts with the annular chamfer of the gear main body, the connecting pin is guided by the inclined surface and the inclined direction of the annular chamfer, so that the connecting pin is retracted into the connecting hole, when the side surface of the connecting seat completely contacts with the inner side surface of the gear main body, the connecting pin is subjected to the elasticity provided by the spring, and enters the pin hole at the corresponding position of the gear main body, so that the gear main body and the connecting seat form a whole, when the gear main body needs to be replaced, the deflector rod on the side surface of the connecting seat is downwards stirred, the deflector rod drives the connecting pin to move downwards to separate from the pin hole, and the gear main body and the connecting seat can be separated, so that the gear main body is replaced.
Finally, it should be noted that: the foregoing description of the preferred embodiments of the present utility model is not intended to be limiting, but rather, although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (6)
1. An engine balancing gearset comprising a gear body (1), characterized by: the gear comprises a gear body (1), wherein a convex groove (101) is formed in the left side face of the gear body (1), a connecting component (2) is arranged on the side face of the gear body (1), the connecting component (2) comprises a connecting seat (201), the outer surface of the connecting seat (201) is movably connected with the inner side wall of the convex groove (101), square holes (202) are formed in the left side face of the connecting seat (201), the number of the square holes (202) is two, connecting holes (203) are formed in the outer surface of the right end of the connecting seat (201), the number of the connecting holes (203) is two, the two connecting holes (203) are respectively intersected with the two square holes (202), a spring (204) is fixedly connected to the inner bottom of the connecting holes (203), a connecting pin (205) is fixedly connected to the upper end of the spring (204), the upper end of the connecting pin (205) penetrates through the connecting holes (203) to the outer side of the connecting holes (203), a deflector rod (206) is fixedly connected with the outer surface of the connecting pin (205), the connecting rod (202) is located on the inner side of the connecting seat (207), and the inclined surface (207) faces the inclined surface of the connecting seat (207).
2. An engine balancing gearset according to claim 1, characterised in that: the right-end inner side wall of the convex groove (101) is provided with two pin holes (3), and the inside of the pin holes (3) is movably connected with the outer surface of the upper end of the connecting pin (205).
3. An engine balancing gearset according to claim 1, characterised in that: the inner side wall of the convex groove (101) is provided with an annular chamfer (4), and the annular chamfer (4) faces the left side of the gear main body (1).
4. An engine balancing gearset according to claim 1, characterised in that: the left side face of the connecting seat (201) is provided with a through hole (5), and the through hole (5) penetrates through the gear main body (1) and the connecting seat (201) to extend to the right side face of the gear main body (1).
5. An engine balancing gearset according to claim 1, characterised in that: the left side face of connecting seat (201) has seted up keyway (6), keyway (6) run through connecting seat (201) and extend to the right side face of connecting seat (201), the medial surface of keyway (6) intersects with the medial surface of through-hole (5).
6. An engine balancing gearset according to claim 4, characterised in that: the inside swing joint of through-hole (5) has balance shaft (7), the surface fixedly connected with connecting key (8) of balance shaft (7), connecting key (8) and keyway (6) fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321766231.4U CN220134525U (en) | 2023-07-06 | 2023-07-06 | Balanced gear set of engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321766231.4U CN220134525U (en) | 2023-07-06 | 2023-07-06 | Balanced gear set of engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220134525U true CN220134525U (en) | 2023-12-05 |
Family
ID=88954697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321766231.4U Active CN220134525U (en) | 2023-07-06 | 2023-07-06 | Balanced gear set of engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220134525U (en) |
-
2023
- 2023-07-06 CN CN202321766231.4U patent/CN220134525U/en active Active
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