CN212899344U - High-power diesel engine crankshaft - Google Patents
High-power diesel engine crankshaft Download PDFInfo
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- CN212899344U CN212899344U CN202021457047.8U CN202021457047U CN212899344U CN 212899344 U CN212899344 U CN 212899344U CN 202021457047 U CN202021457047 U CN 202021457047U CN 212899344 U CN212899344 U CN 212899344U
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- pressure
- diesel engine
- reinforcing plate
- crankshaft
- bent axle
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Abstract
The utility model discloses a high-power diesel engine crankshaft, which belongs to the field of engine crankshafts and comprises a right crankshaft, a left crankshaft and a reinforcing plate, wherein the surface of the left crankshaft is provided with an end key groove, the surfaces of the right crankshaft and the left crankshaft are fixedly provided with cranks, the surface of each crank is provided with a first threaded hole, the surface of the reinforcing plate is symmetrically provided with a second threaded hole, fastening bolts are arranged between the second threaded hole and the first threaded hole in a threaded manner, a shaft neck is fixedly arranged between the cranks, and the high-power diesel engine crankshaft improves the pressure-resistant effect of the end key groove and prolongs the service life through a pressure-resistant layer fixedly arranged on, by arranging the reinforcing plate, the fastening bolt and other structures, the mounting stability of the reinforcing plate is ensured, the integral strength of the crank is improved, under the action of the pressure-resistant ring and the wear-resistant ring, the using effect of the shaft neck is improved, and the pressure resistance and the wear resistance are enhanced, so that the service life is prolonged.
Description
Technical Field
The utility model relates to an engine crankshaft field, more specifically say, relate to a high-power diesel engine bent axle.
Background
The diesel engine crankshaft is one of the most important components of the diesel engine, and not only bears the force transmitted by the connecting rod, but also converts the force into torque, and the torque is output through the crankshaft, so that other accessories on the engine are driven to work.
However, most diesel engine crankshafts have durability problems, the overall strength of the crank is insufficient, long-term use is difficult to guarantee, and the pressure resistance and the wear resistance of the journal are poor, so that the service life is short.
Therefore, a large number of high-power diesel engine crankshafts appear in the prior art, and the existing high-power diesel engine crankshafts cannot pass through the pressure-resistant layer fixedly installed on the inner wall of the end key groove, the pressure-resistant effect of the end key groove is improved, the service life is prolonged, the reinforcing plate, the fastening bolt and other structures cannot be arranged, the mounting stability of the reinforcing plate is ensured, the integral strength of a crank is improved, the using effect of a shaft neck is improved under the action of the pressure-resistant ring and the wear-resistant ring, the pressure resistance and the wear resistance are enhanced, and the service life is prolonged.
SUMMERY OF THE UTILITY MODEL
Problem to exist among the prior art, the utility model aims to provide a high-power diesel engine bent axle, it is through end keyway inner wall fixed mounting's resistance to pressure layer, the withstand voltage effect of end keyway is improved, increase of service life, through the reinforcing plate, the setting of fastening isotructure, the installation of guaranteeing the reinforcing plate is firm, improve articulate bulk strength, and under the effect of resistance to pressure ring, wear ring, improve the result of use of axle journal, the reinforcing is withstand voltage, wear resistance, thereby increase of service life.
In order to solve the above problems, the utility model adopts the following technical proposal.
The utility model provides a high-power diesel engine bent axle, includes right side bent axle, left side bent axle and reinforcing plate, the surface of left side bent axle is equipped with the end keyway, the equal fixed mounting in surface of right side bent axle, left side bent axle has the crank, articulate surface is equipped with first screw hole, the surface symmetry of reinforcing plate is equipped with the second screw hole, threaded mounting has the fastening bolt between second screw hole, the first screw hole, fixed mounting has the axle journal between the crank, and it is through the withstand voltage layer of end keyway inner wall fixed mounting, improves the withstand voltage effect of end keyway, increase of service life, through the setting of reinforcing plate, fastening bolt isotructure, guarantees that the installation of reinforcing plate is firm, improves articulate bulk strength to under withstand voltage ring, wear ring's effect, improve the result of use of axle journal, strengthen withstand voltage, wear resistance, thereby increase of service life.
Furthermore, the terminal surface of right side bent axle is equipped with the connecting hole, the terminal surface fixed mounting of left side bent axle has the connection end, is convenient for under the effect of connecting hole, connection end for the bent axle is connected with the inside transmission shaft of diesel engine.
Further, the inner wall fixed mounting of end keyway has the withstand voltage layer, and closely laminates between withstand voltage layer and the end keyway inner wall, and the thickness of withstand voltage layer is 2cm, is convenient for under the effect of withstand voltage layer, improves the result of use of end keyway, and withstand voltage layer is the resin material.
Furthermore, the surface thread of fastening bolt installs the fastening cap, sliding connection between fastening cap and the reinforcing plate is convenient for under the effect of fastening cap, the stability of reinforcing plate is strengthened.
Furthermore, a pressure ring is fixedly mounted on the surface of the journal, and a wear ring is fixedly mounted on the surface of the pressure ring, so that the pressure resistance and the wear resistance of the journal are enhanced under the action of the pressure ring and the wear ring, and the use effect is improved.
Compared with the prior art, the utility model has the advantages of:
(1) this scheme is through end keyway inner wall fixed mounting's resistance to pressure layer, improves the withstand voltage effect of end keyway, and increase of service life through the setting of reinforcing plate, fastening bolt isotructure, guarantees that the installation of reinforcing plate is firm, improves articulate bulk strength to under the effect of resistance to pressure ring, wear ring, improve the result of use of axle journal, the reinforcing is withstand voltage, wear resistance, thereby increase of service life.
(2) The terminal surface of right side bent axle is equipped with the connecting hole, and the terminal surface fixed mounting of left side bent axle has the connection end, is convenient for under the effect of connecting hole, connection end for the bent axle is connected with the inside transmission shaft of diesel engine.
(3) The inner wall fixed mounting of end keyway has the withstand voltage layer, and closely laminates between withstand voltage layer and the end keyway inner wall, and the thickness of withstand voltage layer is 2cm, is convenient for under the effect of withstand voltage layer, improves the result of use of end keyway, and the withstand voltage layer is the resin material.
(4) The surface thread of fastening bolt installs the fastening cap, and sliding connection between fastening cap and the reinforcing plate is convenient for under the effect of fastening cap, the stability of reinforcing plate is strengthened.
(5) The surface of the journal is fixedly provided with the pressure ring, and the surface of the pressure ring is fixedly provided with the wear ring, so that the pressure resistance and the wear resistance of the journal are enhanced under the action of the pressure ring and the wear ring, and the use effect is improved.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged view of a portion A of FIG. 1 according to the present invention;
fig. 3 is a side view of the crank of the present invention.
The reference numbers in the figures illustrate:
1 right crankshaft, 2 left crankshaft, 3 reinforcing plates, 4 connecting holes, 5 connecting ends, 6 end key grooves, 7 pressure-resistant layers, 8 cranks, 9 first threaded holes, 10 second threaded holes, 11 fastening bolts, 12 fastening caps, 13 shaft necks, 14 pressure-resistant rings and 15 wear-resistant rings.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
Referring to fig. 1-3, a high-power diesel engine crankshaft comprises a right crankshaft 1, a left crankshaft 2 and a reinforcing plate 3, referring to fig. 1-3, a connecting hole 4 is formed in an end face of the right crankshaft 1, a connecting end 5 is fixedly installed on an end face of the left crankshaft 2, so that the crankshaft is conveniently connected with a transmission shaft inside a diesel engine under the action of the connecting hole 4 and the connecting end 5, an end key groove 6 is formed in the surface of the left crankshaft 2, a pressure-resistant layer 7 is fixedly installed on the inner wall of the end key groove 6, the pressure-resistant layer 7 is tightly attached to the inner wall of the end key groove 6, the thickness of the pressure-resistant layer 7 is 2cm, so that the using effect of the end key groove 6 is improved under the action of the pressure-resistant layer 7, the pressure-resistant layer 7 is made of resin, cranks 8 are fixedly installed on the surfaces of the right crankshaft 1 and the left crankshaft, the surperficial symmetry of reinforcing plate 3 is equipped with second screw hole 10, threaded mounting has fastening bolt 11 between the first screw hole 9, fastening bolt 11's surface thread installs fastening cap 12, sliding connection between fastening cap 12 and the reinforcing plate 3, be convenient for under fastening cap 12's effect, strengthen reinforcing plate 3's stability, fixed mounting has axle journal 13 between the crank 8, axle journal 13's fixed surface installs pressure ring 14, pressure ring 14's fixed surface installs wear ring 15, be convenient for at pressure ring 14, wear ring 15's effect down, strengthen axle journal 13's withstand voltage, wear resistance, and the use effect is improved.
The high-power diesel engine crankshaft can be connected between a crankshaft and a transmission shaft in a diesel engine through the effect of a connecting hole 4 formed in the end face of a right crankshaft 1 and a connecting end 5 fixedly installed on the end face of a left crankshaft 2, the installation of an end key in the engine is facilitated under the effect of an end key groove 6, the installation stability of the crankshaft is improved, the using effect of the end key groove 6 is improved under the effect of a pressure-resistant layer 7, the reinforcing plate 3 and the crank 8 can be fixedly installed through the effects of a second threaded hole 10, a first threaded hole 9, a fastening bolt 11 and a fastening cap 12, the stability of the reinforcing plate 3 is ensured, the overall strength of the crank 8 is improved, the force transmitted from a connecting rod can be converted into torque through the arrangement of a journal 13 to drive accessories on the engine to work, and the pressure resistance, the pressure resistance and the pressure resistance of the journal 13 are enhanced under the effects of a pressure-resistant ring 14, Wear resistance, thereby improving the use effect of the shaft neck 13.
The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.
Claims (5)
1. The utility model provides a high-power diesel engine bent axle, includes right side bent axle (1), left side bent axle (2) and reinforcing plate (3), its characterized in that: the surface of left side bent axle (2) is equipped with end keyway (6), the equal fixed mounting in surface of right side bent axle (1), left side bent axle (2) has crank (8), the surface of crank (8) is equipped with first screw hole (9), the surface symmetry of reinforcing plate (3) is equipped with second screw hole (10), threaded mounting has fastening bolt (11) between second screw hole (10), first screw hole (9), fixed mounting has axle journal (13) between crank (8).
2. The high power diesel engine crankshaft of claim 1, wherein: the terminal surface of right side bent axle (1) is equipped with connecting hole (4), the terminal surface fixed mounting of left side bent axle (2) has connection end (5).
3. The high power diesel engine crankshaft of claim 1, wherein: the inner wall of the end key groove (6) is fixedly provided with a pressure-resistant layer (7), the pressure-resistant layer (7) is tightly attached to the inner wall of the end key groove (6), and the thickness of the pressure-resistant layer (7) is 2 cm.
4. The high power diesel engine crankshaft of claim 1, wherein: the surface of the fastening bolt (11) is provided with a fastening cap (12) in a threaded manner, and the fastening cap (12) is connected with the reinforcing plate (3) in a sliding manner.
5. The high power diesel engine crankshaft of claim 1, wherein: and a pressure ring (14) is fixedly mounted on the surface of the journal (13), and a wear-resistant ring (15) is fixedly mounted on the surface of the pressure ring (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021457047.8U CN212899344U (en) | 2020-07-22 | 2020-07-22 | High-power diesel engine crankshaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021457047.8U CN212899344U (en) | 2020-07-22 | 2020-07-22 | High-power diesel engine crankshaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212899344U true CN212899344U (en) | 2021-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021457047.8U Active CN212899344U (en) | 2020-07-22 | 2020-07-22 | High-power diesel engine crankshaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212899344U (en) |
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2020
- 2020-07-22 CN CN202021457047.8U patent/CN212899344U/en active Active
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