CN207795407U - More kinetic energy engine gears and arrangement structure of front end wheel train of engine - Google Patents
More kinetic energy engine gears and arrangement structure of front end wheel train of engine Download PDFInfo
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- CN207795407U CN207795407U CN201820213287.XU CN201820213287U CN207795407U CN 207795407 U CN207795407 U CN 207795407U CN 201820213287 U CN201820213287 U CN 201820213287U CN 207795407 U CN207795407 U CN 207795407U
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- gear
- engine
- oil pump
- toothed wheel
- crankshaft toothed
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- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The utility model discloses a kind of more kinetic energy engine gears and arrangement structure of front end wheel train of engine, which includes：Crankshaft toothed wheel part is used to drive engine gear system；With Oil pump drive gear part, it is used to drive oil pump gear, Oil pump drive gear part to be configured to be structure as a whole with crankshaft toothed wheel part；Wherein, the interference fit section of crankshaft toothed wheel part and Oil pump drive gear part is configured to integral structure, and interference fit section includes crankshaft toothed wheel cooperation section and engine gear cooperation section, and engine gear coordinates the length of section more than the length of crankshaft toothed wheel cooperation section.More kinetic energy engine gear structures of the utility model are simple, and stable structure is reliable, have multi-functional characteristic, and manufacture difficulty is small, easily promote.
Description
Technical field
The utility model is related to engine gear and arrangement structure of front end wheel train of engine, more particularly to a kind of more kinetic energy hairs
Motivation gear and arrangement structure of front end wheel train of engine.
Background technology
The main function of engine gear system is power transmission and the valve timing for ensureing engine.Engine gear at present
System is generally made of crankshaft toothed wheel, oil pump gear, fuel injection pump gear, air compressor machine gear, cam shaft gear and idle pulley etc..And
In the conventional design of engine gear system, crankshaft toothed wheel is to separate with oil pump gear, and crankshaft toothed wheel is as gear train
In important one of driving member, impart power to each gear of gear train.Oil pump drive gear is typically interference connection
It is to separate with crankshaft toothed wheel on bent axle, machine oil drives gear by following crank rotation to drive oil pump gear, and then drives
Motivation operation of oil pump.
For certain engines, under the load effects such as air compressor machine, camshaft, injection pump, crankshaft toothed wheel since space limits,
The torque that the interference volume of crankshaft toothed wheel can transmit cannot be met the requirements, and be susceptible to the event that crankshaft toothed wheel is relatively rotated with bent axle
Barrier reports an error, phenomena such as engine gear collapses tooth so as to cause engine signal.
The information for being disclosed in the background technology part is merely intended to increase the understanding to the general background of the utility model, and
It is not construed as recognizing or implying in any form that information composition has been existing well known to persons skilled in the art
Technology.
Utility model content
The purpose of this utility model is to provide a kind of more kinetic energy engine gears, to overcome the crank teeth of the prior art
The torque that the interference volume of wheel transmits cannot be met the requirements, and be susceptible to the shortcomings that crankshaft toothed wheel is relatively rotated with bent axle.
To achieve the above object, the utility model provides a kind of more kinetic energy engine gears, including：Crank teeth wheel portion
Point, it is used to drive engine gear system；With Oil pump drive gear part, it is used to drive oil pump gear, lubricating oil pump to drive
Moving gear part is configured to be structure as a whole with crankshaft toothed wheel part；Wherein, crankshaft toothed wheel part and Oil pump drive gear
Partial interference fit section is configured to integral structure, and interference fit section includes crankshaft toothed wheel cooperation section and engine gear cooperation
Section, engine gear coordinate the length of section to be more than the length that crankshaft toothed wheel coordinates section.
In a preferred embodiment, the length of engine gear cooperation section is the 2 of the length that crankshaft toothed wheel coordinates section
Times.
In a preferred embodiment, engine gear system includes air compressor gear, cam shaft gear and oil spout
Pump gear.
The another object of the utility model is to provide a kind of arrangement structure of front end wheel train of engine.
To achieve the above object, the utility model provides a kind of arrangement structure of front end wheel train of engine comprising：Air
Compressor gear, fuel injection pump gear, oil pump gear and cam shaft gear, arrangement structure of front end wheel train of engine further include above-mentioned
More kinetic energy engine gears, wherein crankshaft toothed wheel part is engaged with cam shaft gear, Oil pump drive gear part and lubricating oil pump
Gear engages.
Compared with prior art, more kinetic energy engine gears according to the present utility model have the advantages that：
More kinetic energy engine gears of the structure novel of the utility model integrate crankshaft toothed wheel and Oil pump drive gear
It is structure as a whole, thus more kinetic energy engine gears have the kinetic energy of two kinds of gears.More kinetic energy engine teeth of the utility model
Wheel construction is simple, manufacture difficulty is small, easy to spread.Especially in the case where space layout is limited, using the utility model
More kinetic energy engine gears, engine arrangement variation is small, after crankshaft toothed wheel integrates Oil pump drive gear, the cooperation of gear interference volume
Length increases, to which under the premise of interference fit tolerance is constant, the torque that interference volume can transmit greatly increases, to effectively
It increasing gear interference and transmits torque, the arrangement structure of front end wheel train of engine with more kinetic energy engine gears is reliable and stable,
Reduce the risk of gear transfer.
Description of the drawings
Fig. 1 is the dimensional structure diagram of more kinetic energy engine gears according to the present utility model.
Fig. 2 is the structural schematic diagram of the interference fit section of more kinetic energy engine gears according to the present utility model.
Fig. 3 is the arrangement structure of front end wheel train of engine signal according to the present utility model with more kinetic energy engine gears
Figure.
Main appended drawing reference explanation：
The more kinetic energy engine gears of 1-, 2- crankshaft toothed wheels part, 3- Oil pump drive gears part, the cooperation of 4- crankshaft toothed wheels
Section, 5- engine gears coordinate section, 6- oil pump gears, 7- cam shaft gears, 8- air compressor gears, 9- oil spout pump tooths
Wheel.
Specific implementation mode
Below in conjunction with the accompanying drawings, specific embodiment of the present utility model is described in detail, it is to be understood that this practicality
Novel protection domain is not restricted by specific implementation.
Unless otherwise explicitly stated, otherwise in entire disclosure and claims, term " comprising " or its change
It changes such as "comprising" or " including " etc. and will be understood to comprise stated element or component, and do not exclude other members
Part or other component parts.
As shown in figures 1 and 3, include according to more kinetic energy engine gears 1 of the preferred embodiments of the present invention：Bent axle
Gear parts 2 and Oil pump drive gear part 3.Wherein, crankshaft toothed wheel part 2 is for driving engine gear system, lubricating oil pump
Driving gear parts 3 for driving oil pump gear 6, Oil pump drive gear part 2 be configured to be with crankshaft toothed wheel part 2
Integral structure.
As shown in Fig. 2, crankshaft toothed wheel part 2 and the interference fit section of Oil pump drive gear part 3 are configured to one
Structure, interference fit section include crankshaft toothed wheel cooperation section 4 and engine gear cooperation section 5, and engine gear coordinates the length of section 5
h2More than the length h that crankshaft toothed wheel coordinates section 41.Preferably, the length h of engine gear cooperation section 52Coordinate section for crankshaft toothed wheel
4 length h12 times.Since crankshaft toothed wheel part 2 and the interference fit section of Oil pump drive gear part 3 are structure as a whole,
Therefore, interference fit section greatly increases, and to which the torque that interference can transmit greatly increases, reduces since interference volume deficiency is led
The risk of the gear transfer of cause.
As shown in Figure 1, the outer diameter of crankshaft toothed wheel part 2 is less than the outer diameter of Oil pump drive gear part 3.Engine gear
System includes air compressor gear 8, cam shaft gear 7 and fuel injection pump gear 9.
A kind of arrangement structure of front end wheel train of engine, as shown in figure 3, the arrangement structure of front end wheel train of engine includes：It is empty
Air compressor gear 8, fuel injection pump gear 9, oil pump gear 6 and cam shaft gear 7, arrangement structure of front end wheel train of engine also wraps
Include above-mentioned more kinetic energy engine gears 1, wherein crankshaft toothed wheel part 2 is engaged with cam shaft gear 7, Oil pump drive gear portion
3 are divided to be engaged with oil pump gear 6.The arrangement structure of front end wheel train of engine is compact, reliable and stable, and there are above-mentioned more kinetic energy to start
Machine gear can both ensure the interference volume needed for crankshaft toothed wheel, while structure size variation is small, and small, system is influenced on engine arrangement
It is small to make difficulty, it is easy to spread.Due to above-mentioned more kinetic energy engine gears, having both above-mentioned more kinetic energy engine gears
All technique effects, repeat no more herein.
The description of the aforementioned specific exemplary embodiment to the utility model is in order to illustrate and illustration purpose.These
Description is not wishing to for the utility model to be limited to disclosed precise forms, and it will be apparent that according to the above instruction, can carry out
Many change and variations.The purpose of selecting and describing the exemplary embodiment is that explaining the specific principle of the utility model
And its practical application, so that those skilled in the art can realize and utilize a variety of different examples of the utility model
Property embodiment and various chooses and changes.The scope of the utility model is intended to by claims and its waits similar shapes
Formula is limited.
Claims (4)
1. a kind of more kinetic energy engine gears, which is characterized in that more kinetic energy engine gears include：
Crankshaft toothed wheel part is used to drive engine gear system；With
Oil pump drive gear part, is used to drive oil pump gear, the Oil pump drive gear part be configured to
The crankshaft toothed wheel part is structure as a whole；
Wherein, the interference fit section of the crankshaft toothed wheel part and the Oil pump drive gear part is configured to integrated knot
Structure, the interference fit section include crankshaft toothed wheel cooperation section and engine gear cooperation section, and the engine gear coordinates section
Length is more than the length of crankshaft toothed wheel cooperation section.
2. more kinetic energy engine gears according to claim 1, which is characterized in that the length of the engine gear cooperation section
Degree is 2 times of the length that the crankshaft toothed wheel coordinates section.
3. more kinetic energy engine gears according to claim 1, which is characterized in that the engine gear system includes air
Compressor gear, cam shaft gear and fuel injection pump gear.
4. a kind of arrangement structure of front end wheel train of engine comprising：Air compressor gear, fuel injection pump gear, oil pump gear
And cam shaft gear, which is characterized in that the arrangement structure of front end wheel train of engine further includes as described in claim 1 mostly dynamic
Energy engine gear, wherein the crankshaft toothed wheel part is engaged with the cam shaft gear, the Oil pump drive gear part
It is engaged with the oil pump gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820213287.XU CN207795407U (en) | 2018-02-07 | 2018-02-07 | More kinetic energy engine gears and arrangement structure of front end wheel train of engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820213287.XU CN207795407U (en) | 2018-02-07 | 2018-02-07 | More kinetic energy engine gears and arrangement structure of front end wheel train of engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207795407U true CN207795407U (en) | 2018-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820213287.XU Active CN207795407U (en) | 2018-02-07 | 2018-02-07 | More kinetic energy engine gears and arrangement structure of front end wheel train of engine |
Country Status (1)
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|---|---|
| CN (1) | CN207795407U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108317006A (en) * | 2018-02-07 | 2018-07-24 | 广西玉柴机器股份有限公司 | More kinetic energy engine gears and arrangement structure of front end wheel train of engine |
-
2018
- 2018-02-07 CN CN201820213287.XU patent/CN207795407U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108317006A (en) * | 2018-02-07 | 2018-07-24 | 广西玉柴机器股份有限公司 | More kinetic energy engine gears and arrangement structure of front end wheel train of engine |
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