CN217653152U

CN217653152U - Flywheel assembly for outboard engine

Info

Publication number: CN217653152U
Application number: CN202220239475.6U
Authority: CN
Inventors: 陈德均
Original assignee: Chongqing Qiyi Technology Co ltd
Current assignee: Chongqing Qiyi Technology Co ltd
Priority date: 2022-01-28
Filing date: 2022-01-28
Publication date: 2022-10-25
Anticipated expiration: 2032-01-28

Abstract

The utility model relates to an outboard engine technical field, specific flywheel assembly for outboard engine that says so, include: a crankshaft; the flywheel body is arranged on the surface of the crankshaft; the clamping mechanism can lock the crankshaft and the flywheel body together and is arranged on the surface of the flywheel body; through the cooperation use of splint and locking bolt, the staff only need twist into the installation storehouse with locking bolt, then locking bolt promotes splint rotatory for the inside of splint card income draw-in groove, splint just can firmly be fixed together crankshaft and flywheel body through the draw-in groove this moment, and the staff can carry out installation work on next step. The clamping mechanism can increase the connecting strength of the flywheel body and the crankshaft on the premise of not influencing normal installation, and the clamping groove and the installation bin can be mutually restrained through the clamping plates, so that the probability that the flywheel body rocks or inclines on the surface of the crankshaft can be reduced, and the flywheel body can run more stably.

Description

Flywheel assembly for outboard engine

Technical Field

The utility model relates to an outboard engine technical field, very much relate to a flywheel assembly for outboard engine.

Background

The outboard engine is a detachable power device which is hung on the stern board of boat and can drive boat and boat to make navigation, and is mainly formed from engine, transmission device, operation device, suspension device and propeller. The outboard engine has the characteristics of compact structure, light weight, convenience in disassembly, simplicity in operation, low noise and the like, and the two-stroke gasoline engine is adopted as the engine of the outboard engine, and the diesel engine and the motor are few.

At present, workers mostly adopt bolts to install the flywheel on the surface of a crankshaft, and the outboard engine often vibrates, so that the bolts for fixing the flywheel are loosened, the flywheel is not stable any more when rotating, the flywheel is easy to collide with surrounding objects, the flywheel or other parts are damaged, and the outboard engine cannot normally operate, and the problem that improvement is needed at present is solved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a flywheel subassembly for outboard engine just in order to solve above-mentioned problem, it is not hard up because of vibrations easily to have improved the flywheel, leads to the unable normal operating problem of outboard engine.

The utility model discloses a following technical scheme realizes above-mentioned purpose, a flywheel assembly for outboard engine, include: a crankshaft; the flywheel body is arranged on the surface of the crankshaft; the clamping mechanism can lock the crankshaft and the flywheel body together and is arranged on the surface of the flywheel body, and one end of the clamping mechanism penetrates through the flywheel body and is clamped with the crankshaft.

Preferably, the installation storehouse has been seted up on the surface of flywheel body, fixture includes that quantity is two splint, two splint all rotate to be connected in the inside in installation storehouse, two splint set up respectively in the both ends of bent axle, the one end of splint run through the installation storehouse and with the bent axle joint, the surperficial threaded connection of flywheel body has locking bolt, locking bolt's lower extreme run through flywheel body in proper order with the installation storehouse and with two splint threaded connection.

Preferably, the upper end of the flywheel body is provided with a first thread groove communicated with the mounting bin, the opposite sides of the two clamping plates are provided with second thread grooves, and the surfaces of the first thread groove and the second thread groove are in threaded connection with the locking bolt.

Preferably, a guide member is fixedly connected to a lower end of the locking bolt, and the guide member has a tapered shape.

Preferably, the opposite sides of the two clamping plates are fixedly connected with elastic pieces, and one ends of the elastic pieces are fixedly connected with the installation bin.

Preferably, the surface of the crankshaft is provided with a clamping groove clamped with the clamping plate, the cross sections of the clamping groove and the clamping plate are arc-shaped, and the clamping groove is matched with the clamping plate.

The utility model has the advantages that:

(1) Through the cooperation use of splint and locking bolt, the staff only need twist into the installation storehouse with locking bolt, then locking bolt promotes splint rotatory for the inside of splint card income draw-in groove, splint just can firmly be fixed together crankshaft and flywheel body through the draw-in groove this moment, and the staff can carry out installation work on next step. The clamping mechanism can increase the connecting strength of the flywheel body and the crankshaft on the premise of not influencing normal installation, and the clamping groove and the installation bin can be mutually restrained by the clamping plate, so that the probability that the flywheel body shakes or inclines on the surface of the crankshaft can be reduced, the flywheel body can run more stably, and the normal running of an outboard engine can be guaranteed;

(2) Through the arrangement of the elastic sheet, when the clamping plate is connected with the locking bolt, the elastic sheet can not only increase the connection strength between the clamping plate and the locking bolt, but also push the clamping plate back when the locking bolt is separated from the clamping plate, so that the clamping plate is separated from the clamping groove, and a worker can easily detach the flywheel body from the surface of the crankshaft, thereby achieving the double beneficial effects of connection reinforcement and self-resetting;

(3) Through setting up the guiding piece, when the locking bolt promoted splint rotatory, can ensure the locking bolt can strut two splint smoothly and with corresponding second thread groove threaded connection, reduced the probability that the locking bolt is blockked by splint effectively for the staff operates more smoothly, thereby reaches good guide effect.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection between the first thread groove and the mounting groove of the present invention;

FIG. 3 is a schematic view of the arrangement of the middle clamping plate of the present invention;

fig. 4 is a schematic structural view of the middle spring plate resetting clamp plate of the present invention.

In the figure: 1. a crankshaft; 101. a card slot; 2. a flywheel body; 201. installing a bin; 202. a first thread groove; 3. a clamping mechanism; 301. a splint; 302. a locking bolt; 303. a second thread groove; 304. a spring plate; 305. a guide member.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the specific implementation: as shown in fig. 1 to 4, a flywheel assembly for an outboard engine, comprising: a crankshaft 1; the flywheel body 2 is mounted on the surface of the crankshaft 1; the clamping mechanism 3 can be used for locking the crankshaft 1 and the flywheel body 2 together, the clamping mechanism 3 is arranged on the surface of the flywheel body 2, one end of the clamping mechanism 3 penetrates through the flywheel body 2 and is clamped with the crankshaft 1, the surface of the flywheel body 2 is provided with an installation bin 201, the clamping mechanism 3 comprises two clamping plates 301, the two clamping plates 301 are rotatably connected inside the installation bin 201, the two clamping plates 301 are respectively arranged at two ends of the crankshaft 1, one end of each clamping plate 301 penetrates through the installation bin 201 and is clamped with the crankshaft 1, a locking bolt 302 is connected to the surface of the flywheel body 2 in a threaded mode, and the lower end of the locking bolt 302 sequentially penetrates through the flywheel body 2 and the installation bin 201 and is connected with the two clamping plates 301 in a threaded mode;

as shown in fig. 2 and 4, the upper end of the flywheel body 2 is provided with a first thread groove 202 communicated with the mounting bin 201, the opposite sides of the two clamp plates 301 are provided with second thread grooves 303, the surfaces of the first thread groove 202 and the second thread groove 303 are in threaded connection with the locking bolt 302, the first thread groove 202 can increase the friction force between the flywheel body 2 and the locking bolt 302 to reduce the probability of loosening of the locking bolt 302, the second thread groove 303 can increase the friction force between the locking bolt 302 and the clamp plates 301 to reduce the probability of shaking or loosening of the clamp plates 301, so that the stability of the flywheel body 2 during operation is further improved, the lower end of the locking bolt 302 is fixedly connected with a guide piece 305, the guide piece 305 is conical in shape, the guide piece 305 can ensure that the locking bolt 302 can smoothly open the two clamp plates 301 and is in threaded connection with the corresponding second thread grooves 303, the probability of blocking of the locking bolt 302 by the clamp plates 301 is effectively reduced, so that the operation of a worker is smoother, and a good guide effect is achieved;

as shown in fig. 2, fig. 3 and fig. 4, the opposite sides of the two clamping plates 301 are fixedly connected with elastic pieces 304, one end of each elastic piece 304 is fixedly connected with the corresponding mounting bin 201, the elastic pieces 304 not only can increase the connection strength between the corresponding clamping plate 301 and the corresponding locking bolt 302, when the corresponding locking bolt 302 is separated from the corresponding clamping plate 301, the corresponding elastic pieces 304 can push the corresponding clamping plates 301 back, so that the corresponding clamping plates 301 are separated from the corresponding clamping grooves 101, so that the flywheel body 2 can be easily detached from the surface of the crankshaft 1 by a worker, the double beneficial effects of connection reinforcement and self-resetting are achieved, the clamping grooves 101 clamped with the corresponding clamping plates 301 are formed in the surface of the crankshaft 1, the cross sections of the clamping grooves 101 and the corresponding clamping plates 301 are arc-shaped, the clamping grooves 101 are matched with the corresponding clamping plates 301, the horizontal thickness ratio of the clamping grooves 101 to the corresponding clamping plates 301 is one to two, the vertical thicknesses of the corresponding mounting bins 201 and the corresponding clamping plates 301 are the same, the contact area between the crankshaft 1 and the corresponding clamping plates 301 is increased, and the probability of shaking between the flywheel body 2 and the crankshaft 1 is further reduced.

The utility model discloses when using, after the staff installed bent axle 1's surface with flywheel body 2, the staff only needed to screw into first thread groove 202 with locking bolt 302, then locking bolt 302 runs through first thread groove 202 and promotes splint 301 rotation through guide 305 for splint 301 card advances the inside of draw-in groove 101, and splint 301 just can firmly be fixed together bent axle 1 and flywheel body 2 through draw-in groove 101 this moment, and the staff can carry out installation work on next step. The clamping mechanism 3 can not influence the connection strength of the flywheel body 2 and the crankshaft 1 under the premise of normal installation, and the clamping groove 101 and the installation bin 201 can be mutually drawn by the clamping plate 301, so that the probability that the flywheel body 2 rocks or inclines on the surface of the crankshaft 1 can be reduced, the running of the flywheel body 2 is more stable, and the normal running of an outboard engine is guaranteed.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A flywheel assembly for an outboard engine, comprising:

a crankshaft (1);

the flywheel body (2), the said flywheel body (2) is mounted to the surface of the crankshaft (1);

the clamping mechanism (3) can lock the crankshaft (1) and the flywheel body (2) together, the clamping mechanism (3) is installed on the surface of the flywheel body (2), and one end of the clamping mechanism (3) penetrates through the flywheel body (2) and is clamped with the crankshaft (1).

2. The flywheel assembly for an outboard engine according to claim 1, wherein: installation storehouse (201) has been seted up on the surface of flywheel body (2), fixture (3) are splint (301) two including quantity, two splint (301) all rotate to be connected in the inside in installation storehouse (201), two splint (301) set up respectively in the both ends of bent axle (1), the one end of splint (301) runs through installation storehouse (201) and with bent axle (1) joint, the surperficial threaded connection of flywheel body (2) has locking bolt (302), the lower extreme of locking bolt (302) runs through flywheel body (2) in proper order and installs storehouse (201) and with two splint (301) threaded connection.

3. The flywheel assembly for an outboard engine according to claim 2, wherein: the upper end of the flywheel body (2) is provided with a first thread groove (202) communicated with the mounting bin (201), the opposite sides of the two clamping plates (301) are provided with second thread grooves (303), and the surfaces of the first thread groove (202) and the second thread grooves (303) are in threaded connection with the locking bolt (302).

4. The flywheel assembly for an outboard engine according to claim 2, wherein: the lower end of the locking bolt (302) is fixedly connected with a guide piece (305), and the shape of the guide piece (305) is conical.

5. The flywheel assembly for an outboard engine according to claim 2, wherein: the opposite sides of the two clamping plates (301) are fixedly connected with elastic pieces (304), and one ends of the elastic pieces (304) are fixedly connected with the mounting bin (201).

6. The flywheel assembly for an outboard engine according to claim 2, wherein: the surface of the crankshaft (1) is provided with a clamping groove (101) connected with the clamping plate (301), the cross section of the clamping groove (101) and the clamping plate (301) is arc-shaped, and the clamping groove (101) is matched with the clamping plate (301).