CN209671073U - A kind of power outputter of IC engine - Google Patents

Abstract

The utility model discloses a kind of power outputter of IC engine, including nut, elastic washer, tapered sleeve, stud, flange, power output shaft, locking nut, lock washer, adjusting nut, roller bearing, belt pulley, oil sealing, attachment base, bearing sleeve, release bearing casing bolt, tension spring fixinig plate, tension spring, release bearing seat, release bearing, one end of the power output shaft is provided with flange, the flange passes through nut, elastic washer, tapered sleeve, stud is fixed with belt pulley, the elastic washer, tapered sleeve and nut are set on stud, the belt pulley is located at the periphery of power output shaft.The utility model power outputter of IC engine, power output shaft is connect with the clutch disc spline being mounted on flywheel, avoid the mode that conventional belt wheel and internal combustion engine flywheel are directly connected to, make the phenomenon that there is no eccentric wears between crankshaft and bearing shell, so that bearing shell is hardly damaged, so that the performance of entire internal combustion engine can be improved.

Description

An internal combustion engine power output device

technical field

The utility model relates to the technical field of internal combustion engines, in particular to an internal combustion engine power output device.

Background technique

The internal combustion engine is the most commonly used power machine, and has been widely used in transportation, engineering machinery, agricultural equipment and other fields. The traditional internal combustion engine power output device is a direct connection scheme between the pulley and the flywheel of the internal combustion engine.

The traditional internal combustion engine power output device has the following disadvantages: due to the effect of the pull force of the output end belt, there is a phenomenon of partial wear between the crankshaft and the bearing bush. The greater the output power of the internal combustion engine, the greater the pull force of the output end belt. The more serious the eccentric wear between the bearings, the easier it is to damage the bearing bush, which will lead to serious deterioration of the performance of the entire internal combustion engine.

Utility model content

The purpose of the utility model is to provide a power output device of an internal combustion engine. The power output shaft is spline-connected with the clutch plate installed on the flywheel. When the clutch plate rotates with the flywheel, it drives the power output shaft to rotate. The end pulley is connected to output power. The release bearing is used as the support point of the pulley. Its inner and outer rings are matched with the bearing sleeve and the pulley respectively. There is no eccentric wear phenomenon between the crankshaft and the bearing bush, so that the bearing bush is not easily damaged, thereby improving the performance of the entire internal combustion engine and solving the problems in the prior art.

In order to achieve the above purpose, the utility model provides the following technical solutions: a power output device of an internal combustion engine, including a power output shaft 7, a pulley 13, a connecting seat casing 15, an oil seal 16 and a connecting seat 17, wherein the connecting seat 17 is provided with a connecting seat bushing 15, the connecting seat bushing 15 and the connecting seat 17 are integrally forged, the connecting seat 17 is connected with the internal combustion engine flywheel shell by bolts, the connecting seat 17 and the connecting seat bushing 15 There is an installation through hole through the power output shaft 7 inside, a pulley 13 is provided outside the connecting seat sleeve, an oil seal 16 and a roller bearing 12 are installed on the connecting seat sleeve 15, and the inner ring of the roller bearing 12 passes through The interference fit is installed on the connection seat sleeve 15, and the outer ring of the roller bearing 12 is installed on the pulley 13 through interference fit, and the pulley 13 and the roller bearing are locked on the connection seat sleeve 15 with nuts; There are splines on one side of the power output shaft 7, and the splines on the power output shaft 7 are connected with the splines of the clutch plate, thereby driving the belt pulley to output power.

Further, a power output device of an internal combustion engine of the present invention also includes a pulley shield 1, a nut 2, an elastic washer 3, a taper sleeve 4, a stud bolt 5, a flange plate 6, a power output shaft 7, a spline 8, Lock nut 9, lock washer 10, adjustment nut 11, one end of the power output shaft 7 is provided with a flange plate 6, and the flange plate 6 passes through the nut 2, elastic washer 3, taper sleeve 4, stud bolt 5 is fixed to the pulley 13, and the elastic washer 3, taper sleeve 4 and nut 2 are all sleeved on the stud bolt 5, and the pulley 13 is located on the periphery of the power output shaft 7, and the pulley 13 is far away from the flange plate 6. A connection seat 17 is provided on one end surface, and a roller bearing 12, an adjustment nut 11, a lock nut 9 and a lock washer 10 are arranged on the inner side of the pulley 13, and the roller bearings 12 are respectively located at both ends of the pulley 13. , one side of the roller bearing 12 is provided with an adjustment nut 11, one side of the adjustment nut 11 is provided with a lock washer 10, one side of the lock washer 10 is provided with a lock nut 9, the roller The sub-bearing 12, the adjusting nut 11, the lock nut 9 and the lock washer 10 are all located on the connecting seat 17, and a bearing sleeve 18 is also arranged on one side end surface of the connecting seat 17, and the bearing sleeve 18 is connected with the bolt by a bolt. The connecting seat 17 is connected, and the bearing sleeve 18 is sleeved with a release bearing 23, and the release bearing is fixed on the bearing sleeve 18 by an extension spring 21, an extension spring fixing piece 20, a release bearing seat 22 and bolts.

Further, one side of the sleeve of the connecting seat has an external thread, and there is a keyway on the external thread; one side of the connecting seat has a mounting notch, and the connecting seat has a bolt installation channel for connecting to the flywheel housing of the internal combustion engine. hole.

Further, the stud bolts 5 are evenly distributed on the flange plate 6 .

Further, the inner surface of the lock washer 10 is provided with a tooth block 101, and the number of the tooth block 101 is one.

Further, both the bearing sleeve 18 and the release bearing 23 are located on the periphery of the power output shaft 7 .

Compared with the prior art, the beneficial effects of the utility model are as follows:

The power output device of the internal combustion engine of the utility model is connected with the flywheel of the internal combustion engine. The interior of the power output device of the internal combustion engine has a through hole for installing the power output shaft. When the blade rotates with the flywheel, it drives the power output shaft to rotate, and the flange of the power output shaft is connected with the rear pulley to output power. The pulley force on the pulley 13 is fully borne by the connecting seat bushing 15 through the two roller bearings 12, while the power output shaft only bears the torque from the clutch plate of the internal combustion engine in theory at this time, and there is no misalignment between the crankshaft and the bearing bush. The phenomenon of grinding can be well protected, which can improve the performance of the entire internal combustion engine, reduce fuel consumption, increase output power, and prolong the service life of the internal combustion engine, which is beneficial to environmental protection. It avoids the direct connection between the traditional pulley and the flywheel of the internal combustion engine, so that there will be no partial wear between the crankshaft and the bearing bush, so that the bearing bush is not easy to be damaged, thereby improving the performance of the entire internal combustion engine.

Description of drawings

Fig. 1 is the schematic diagram of internal combustion engine power output device of the present utility model;

Fig. 2 is the schematic diagram after the assembly of internal combustion engine power output device of the present utility model;

Fig. 3 is a schematic diagram of the internal structure of the utility model.

In the figure: 1. Pulley guard, 2. Nut, 3. Elastic washer, 4. Taper sleeve, 5. Stud bolt, 6. Flange disc, 7. PTO shaft, 8. Spline, 9. Lock Nut, 10. Lock washer, 11. Adjusting nut, 12. Roller bearing, 13. Pulley, 15. Connecting seat sleeve, 16. Oil seal, 17. Connecting seat, 18. Bearing sleeve, 19. Release bearing sleeve Pipe bolt, 20. extension spring fixed piece, 21. extension spring, 22. release bearing seat, 23. release bearing, 24 are bolts.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1-3, a kind of internal combustion engine power take-off device, comprises power take-off shaft 7, pulley 13, connecting seat bushing 15, oil seal 16 and connecting seat 17, it is characterized in that, described connecting seat 17 is provided with connecting seat Sleeve 15, the connection seat sleeve 15 and the connection seat 17 are integrally forged, the connection seat 17 is connected with the flywheel housing of the internal combustion engine through bolts, the connection seat 17 and the connection seat sleeve 15 have a penetrating power output shaft inside 7, a belt pulley 13 is provided on the outside of the sleeve of the connecting seat, an oil seal 16 and a roller bearing 12 are installed on the sleeve of the connecting seat 15, and the inner ring of the roller bearing 12 is installed on the connection through interference fit. On the seat sleeve 15, the outer ring of the roller bearing 12 is installed on the pulley 13 through interference fit, and the pulley 13 and the roller bearing are locked on the connecting seat sleeve 15 with nuts; the power output shaft 7 There is a spline on one side, and the spline on the power output shaft 7 is connected with the spline of the clutch plate, thereby driving the belt pulley to output power.

The utility model also includes pulley guard 1, nut 2, elastic washer 3, taper sleeve 4, stud bolt 5, flange plate 6, power output shaft 7, spline 8, lock nut 9, lock washer 10, Adjust the nut 11, one end of the power output shaft 7 is provided with a flange plate 6, and the flange plate 6 is fixed with the pulley 13 by the nut 2, the elastic washer 3, the taper sleeve 4, the stud bolt 5, and the elastic washer 3. The taper sleeve 4 and the nut 2 are both sleeved on the stud bolt 5, the pulley 13 is located on the periphery of the power output shaft 7, and the end surface of the pulley 13 away from the flange 6 is provided with a connecting seat 17, so The connecting seat 17 is provided with an oil seal 16, and the inner side of the pulley 13 is also provided with a roller bearing 12, an adjusting nut 11, a lock nut 9 and a lock washer 10, and the roller bearings 12 are respectively located on both sides of the pulley 13 One side of the roller bearing 12 is provided with an adjustment nut 11, one side of the adjustment nut 11 is provided with a lock washer 10, one side of the lock washer 10 is provided with a lock nut 9, the The roller bearing 12, the adjusting nut 11, the lock nut 9 and the lock washer 10 are all located on the connecting seat 17, and a bearing sleeve 18 is also arranged on one end surface of the connecting seat 17, and the bearing sleeve 18 is passed through the bolt Connected with the connection seat 17, the bearing sleeve 18 is sleeved with a release bearing 23, and the release bearing is fixed on the bearing sleeve 18 through an extension spring 21, an extension spring fixing piece 20, a release bearing seat 22 and bolts. The stud bolts 5 are evenly distributed on the flange plate 6 .

The inner surface of the locking washer 10 is provided with a tooth block 101, and the number of the tooth block 101 is one.

Both the bearing sleeve 18 and the release bearing 23 are located on the periphery of the power output shaft 1 .

Bolt mounting through holes are arranged on the flange plate on one side of the power output shaft, and splines are arranged on the other side.

There are installation holes for installing roller bearings and oil seals inside the two sides of the pulley, and there are through holes for installing the power output shaft throughout the inside of the pulley, and there is a bolt installation hole for connecting the flange plate on the end surface of one side of the pulley. hole.

The connecting seat casing is integrally forged with the connecting seat, and the connecting seat casing has a bearing platform and an oil seal platform on the outside, and a through hole through the whole body for installing the power output shaft inside; one side of the connecting seat casing has an outer There is a keyway on the external thread; there is a mounting spigot on one side of the connecting seat, and there is a through hole for bolt installation on the connecting seat for connecting to the flywheel housing of the internal combustion engine. The outer end of the power output shaft 7 has a directly forged and machined flange plate 6, which is connected with the pulley 13 through the stud bolt 5, the taper sleeve 4, the spring washer 3, and the nut 2, and the pulley 13 is connected with the lock nut 9, The lock washer 10, the adjusting nut 11 and two roller bearings 12 are supported on the connecting seat sleeve 15, and the connecting seat 17 is connected with the flywheel housing of the internal combustion engine through bolts 24; the spline 8 at the inner end of the power output shaft 7 is connected to the spline of the clutch plate key connection, the power output shaft 7 has no direct connection with the flywheel housing of the internal combustion engine. In the utility model internal combustion engine power output device, the power output shaft 7 is spline-connected with the clutch plate installed on the flywheel, and the clutch plate rotates with the flywheel to drive the power output shaft 7 to rotate, and the flange plate 6 of the power output shaft 7 is connected to the pulley 13 , so as to drive the belt pulley 13 to output power. The two roller bearings 12 are used as the supporting points of the belt pulley 13. Its inner and outer rings are respectively connected with the connecting seat sleeve 15 and the belt pulley 13. The preload of the roller bearing 12 can be adjusted by adjusting the nut 11 to adjust, and use the lock washer 10 and the lock nut 9 to lock it on the connecting seat casing; the pulley 13 is subjected to the belt pull force through the two roller bearings 12 and is completely borne by the connecting seat casing 15, while the power output shaft At this time, in theory, it only bears the torque from the clutch plate of the internal combustion engine, and there is no eccentric wear between the crankshaft and the bearing bush, so that it is well protected, which can improve the performance of the entire internal combustion engine, reduce fuel consumption, increase output power, and extend the life of the engine. The service life of the internal combustion engine is conducive to environmental protection. It avoids the direct connection between the traditional pulley and the flywheel of the internal combustion engine, so that there will be no partial wear between the crankshaft and the bearing bush, so that the bearing bush is not easy to be damaged, thereby improving the performance of the entire internal combustion engine.

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is a relationship between these entities or operations. any such actual relationship or order exists between them. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or device.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (7)

1. a kind of power outputter of IC engine, including power output shaft (7), belt pulley (13), attachment base casing (15), oil sealing (16) and attachment base (17), which is characterized in that the attachment base (17) is equipped with attachment base casing (15), the attachment base casing (15) it is connect by bolt with internal combustion engine flywheel shell with attachment base (17) integrated forging molding, the attachment base (17), the company The inside of joint chair (17) and attachment base casing (15) has the installation through-hole through power output shaft (7), the attachment base casing Outside is equipped with belt pulley (13), is equipped with oil sealing (16) and roller bearing (12), the roller bearing on attachment base casing (15) (12) inner ring is mounted on attachment base casing (15) by interference fit, and the outer ring of roller bearing (12) passes through interference fit peace On belt pulley (13), the belt pulley (13) and roller bearing nut check are on attachment base casing (15)；It is described dynamic There is spline in the side of power output shaft (7), and the spline on power output shaft (7) is connect with clutch disc spline, to drive belt Take turns output power.

2. a kind of power outputter of IC engine according to claim 1, it is characterised in that: further include belt pulley shield (1), nut (2), elastic washer (3), tapered sleeve (4), stud (5), flange (6), power output shaft (7), spline (8), One end of locking nut (9), lock washer (10), adjusting nut (11), the power output shaft (7) is provided with flange (6), The flange (6) is fixed by nut (2), elastic washer (3), tapered sleeve (4), stud (5) and belt pulley (13), described Elastic washer (3), tapered sleeve (4) and nut (2) are set on stud (5), and the belt pulley (13) is located at power output The periphery of axis (7), the belt pulley (13) are provided with attachment base (17), the belt pulley far from a side end face of flange (6) (13) roller bearing (12), adjusting nut (11), locking nut (9) and lock washer (10), the rolling are additionally provided on the inside of Sub- bearing (12) is located at the both ends of belt pulley (13), and the side of the roller bearing (12) is provided with adjusting nut (11), The side of the adjusting nut (11) is provided with lock washer (10), and the side of the lock washer (10) is provided with locking nut (9), the roller bearing (12), adjusting nut (11), locking nut (9) and lock washer (10) are respectively positioned on attachment base (17) On.

3. a kind of power outputter of IC engine according to claim 1, it is characterised in that: the one of the attachment base (17) Side end face is additionally provided with bearing sleeve (18), and the bearing sleeve (18) is connect by bolt with attachment base (17), the bearing It is arranged on casing (18) release bearing (23), release bearing passes through tension spring (21), tension spring fixinig plate (20), release bearing seat (22) it is fixed on bearing sleeve (18) with bolt.

4. a kind of power outputter of IC engine according to claim 1, it is characterised in that: the side of attachment base casing has There is external screw thread, has keyway on the external screw thread；There is installation seam allowance in the attachment base side, has on attachment base for being connected to internal combustion Bolt installation through-hole on machine bell housing.

5. a kind of power outputter of IC engine according to claim 2, it is characterised in that: the stud (5) is equal It is even to be distributed in flange (6).

6. a kind of power outputter of IC engine according to claim 2, it is characterised in that: the lock washer (10) Inner surface is arranged with teeth piece (101), and the quantity of the tooth block (101) is one.

7. a kind of power outputter of IC engine according to claim 3, it is characterised in that: the bearing sleeve (18) and Release bearing (23) is respectively positioned on the periphery of power output shaft (7).