CN208702485U - Diesel engine twin-tub camshaft lubrication system - Google Patents
Diesel engine twin-tub camshaft lubrication system Download PDFInfo
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- CN208702485U CN208702485U CN201821401535.XU CN201821401535U CN208702485U CN 208702485 U CN208702485 U CN 208702485U CN 201821401535 U CN201821401535 U CN 201821401535U CN 208702485 U CN208702485 U CN 208702485U
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- camshaft
- axis front
- shoe cream
- cream room
- diesel engine
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Abstract
The utility model provides a kind of diesel engine twin-tub camshaft lubrication system, including camshaft, the camshaft includes sequentially connected axis front end, gear mounting portion, axle journal and shaft rear end, the axle journal is equipped with multiple cams, shoe cream room is equipped with inside the camshaft, the end face of the axis front end is equipped with the oil inlet being connected to shoe cream room, the axis front end is mounted in the camshaft shaft hole of side cover, and gap is equipped between the end face and side cover of axis front end, the outer wall of the axis front end is equipped with helical oil groove, multiple oil outlets being connected to shoe cream room are also distributed on the axle journal.Axis front end is lubricated the joint face of camshaft and side cover using helical oil groove, and the lubrication at the positions such as axle journal, cam is realized by shoe cream room and along the oil outlet of axis distribution, improves lubricant effect.
Description
Technical field
The utility model relates to Diesel Engine Technique Fields, more particularly to a kind of diesel engine twin-tub camshaft lubrication system.
Background technique
Diesel-driven generator is a kind of small power generation equipment, means with diesel oil etc. as fuel, drives by prime mover of diesel engine
The dynamic power machine of electrical power generators.A whole set of unit is generally by diesel engine, generator, control cabinet, fuel tank, starting and control storage
The components such as storage battery composition.
The camshaft of diesel engine is the metallic rod for having multiple disc cams.This root metallic rod is in engine operation
It is mainly responsible for the opening and closing of inlet and outlet door and the fuel feeding of oil pump.Camshaft constantly rotates under the drive of crankshaft, convex
Wheel just constantly pushes valve (rocker arm or mandril) by transfer bar mechanism, to realize that control intake and exhaust valves are opened and closed
The function of closing.
The normal operation of camshaft be unable to do without lubricating system, is mainly concerned with camshaft and transmission gear, transfer bar mechanism
Lubrication, the lubrication of existing diesel are all to have got rid of the intracorporal oil of chamber to realize crankshaft, cam by the rotation of the gear of lubricating oil pump
The lubrication of equal all parts.Due to the centrifugal force generated on course of work middle gear be it is certain, it is closer apart from gear ratio
Components lubrication circumstances are relatively good, and the component far from gear, may can not be thrown to above it due to oil, lubrication circumstances compare
Difference, complete machine lubrication is unbalanced, and peripheral components are easy for abrasion and damage.
Utility model content
The technical problem to be solved by the utility model is in order to overcome the shortcomings in the prior art, the utility model mentions
For a kind of diesel engine twin-tub camshaft lubrication system.
The utility model solves its technical problem technical solution to be taken: a kind of diesel engine twin-tub camshaft lubrication
System, including camshaft, the camshaft include sequentially connected axis front end, gear mounting portion, axle journal and shaft rear end, the axis
Neck is equipped with multiple cams, and shoe cream room is equipped with inside the camshaft, and the end face of the axis front end is equipped with to be connected to shoe cream room
Oil inlet, the axis front end is mounted in the camshaft shaft hole of side cover, and gap is equipped between the end face and side cover of axis front end,
The outer wall of the axis front end is equipped with helical oil groove, is also distributed multiple oil outlets being connected to shoe cream room on the axle journal.
Preferably, the cam is disc cam.
Further, in order to realize the fixed installation of gear, the gear mounting portion is equipped with the keyway for installing gear
And flange.Gear and cam axle key cooperate, and flange can be to avoid gear shaft to movement.
Preferably, the position of the oil outlet is not overlapped with the position of the cam.Oil outlet is distributed in not setting for axle journal
The part for setting cam, separates with cam position, sprays out of oil outlet convenient for machine oil, is lubricated to cam.
Preferably, the shoe cream room is arranged along the axis of camshaft.
The beneficial effects of the utility model are: a kind of diesel engine twin-tub camshaft lubrication system provided by the utility model,
Axis front end uses helical oil groove, is lubricated to the joint face of camshaft and side cover, and lubricating oil is pressed into shoe cream room and body
Camshaft shaft hole is lubricated camshaft and body joint face, realizes axis by shoe cream room and along the oil outlet of axis distribution
The lubrication at the positions such as neck, cam, improves lubricant effect.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawings and examples.
Fig. 1 is the schematic perspective view of the utility model camshaft.
Fig. 2 is the main view of camshaft.
Fig. 3 is the schematic diagram of the section structure of A-A in Fig. 2.
Fig. 4 is the assembling structure schematic diagram of camshaft and side cover.
In figure: 100, camshaft, 1, axis front end, 2, gear mounting portion, 3, axle journal, 4, shaft rear end, 5, cam, 6, oil inlet
Mouthful, 7, shoe cream room, 8, oil outlet, 10, helical oil groove, 11, gap, 12, flange, 13, keyway, 200, side cover, 300, gear.
Specific embodiment
The utility model is described in detail presently in connection with attached drawing.This figure is simplified schematic diagram, only in a schematic way
Illustrate the basic structure of the utility model, therefore it only shows composition related with the utility model.
As Figure 1-Figure 4, a kind of diesel engine twin-tub camshaft lubrication system of the utility model, including camshaft 100,
The camshaft 100 includes sequentially connected axis front end 1, gear mounting portion 2, axle journal 3 and shaft rear end 4, and the axle journal 3 is equipped with
Multiple cams 5, be equipped with shoe cream room 7 inside the camshaft 100, and the end face of the axis front end 1 is equipped with to be connected to shoe cream room 7
Oil inlet 6, the axis front end 1 are mounted in 100 axis hole of camshaft of side cover 200, and the end face of axis front end 1 and side cover 200 it
Between be equipped with gap 11, can enter in shoe cream room 7 in order to machine oil, the outer wall of the axis front end 1 is equipped with helical oil groove 10, described
Multiple oil outlets 8 being connected to shoe cream room 7 are also distributed on axle journal 3.
Preferably, the cam 5 is disc cam.
Further, in order to realize the fixed installation of gear 300, the gear mounting portion 2 is equipped with for installing gear 300
Keyway 13 and flange 12.Gear 300 and 100 key of camshaft cooperate, and flange 12 can move axially to avoid gear 300.
Preferably, the position of the oil outlet 8 is not overlapped with the position of the cam 5.Oil outlet 8 is distributed in axle journal 3
The part of not set cam 5 separates with 5 position of cam, sprays out of oil outlet 8 convenient for machine oil, is lubricated to cam 5.
Preferably, the shoe cream room 7 is arranged along the axis of camshaft 100.
Working principle:
As shown in figure 4, arrow indicates the flow direction of machine oil in figure, camshaft 100 is mounted in the camshaft 100 of side cover 200
In axis hole, gear 300 is mounted on the gear mounting portion 2 of camshaft 100.100 axis hole of camshaft and side cover of side cover 200
Oil piping system on 200 is connected to, and the machine oil in 100 axis hole of camshaft enters the helical oil groove 10 on axis front end 1, to side cover 200
It is lubricated with the contact surface of axis front end 1；By the high speed rotation of camshaft by the lubricating oil in helical oil groove continually from
Oil inlet 6 is pressed into shoe cream room 7 and to camshaft and body binding cavity, is lubricated, stores up to camshaft and body joint face
Machine oil in oil pocket 7 is sprayed out of oil outlet 8 that be distributed on axle journal 3, to realize the company on entire axle journal 3 and axle journal 3
The lubrication of relay part.
It is enlightenment, through the above description, relevant work with the above-mentioned desirable embodiment according to the utility model
Personnel can carry out various changes and amendments in without departing from the scope of the utility model completely.This item utility model
Technical scope is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (5)
1. a kind of diesel engine twin-tub camshaft lubrication system, including camshaft, the camshaft include sequentially connected axis front end,
Gear mounting portion, axle journal and shaft rear end, the axle journal are equipped with multiple cams, it is characterised in that: are equipped with inside the camshaft
Shoe cream room, the end face of the axis front end are equipped with the oil inlet being connected to shoe cream room, and the axis front end is mounted on the cam of side cover
In axis axis hole, and gap is equipped between the end face and side cover of axis front end, the outer wall of the axis front end is equipped with helical oil groove, described
Multiple oil outlets being connected to shoe cream room are also distributed on axle journal.
2. diesel engine twin-tub camshaft lubrication system as described in claim 1, it is characterised in that: the cam is that disc is convex
Wheel.
3. diesel engine twin-tub camshaft lubrication system as described in claim 1, it is characterised in that: set on the gear mounting portion
There are the keyway and flange for installing gear.
4. diesel engine twin-tub camshaft lubrication system as described in claim 1, it is characterised in that: the position of the oil outlet with
The position of the cam is not overlapped.
5. diesel engine twin-tub camshaft lubrication system as described in claim 1, it is characterised in that: the shoe cream room is along camshaft
Axis setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821401535.XU CN208702485U (en) | 2018-08-28 | 2018-08-28 | Diesel engine twin-tub camshaft lubrication system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821401535.XU CN208702485U (en) | 2018-08-28 | 2018-08-28 | Diesel engine twin-tub camshaft lubrication system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208702485U true CN208702485U (en) | 2019-04-05 |
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ID=65944714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821401535.XU Active CN208702485U (en) | 2018-08-28 | 2018-08-28 | Diesel engine twin-tub camshaft lubrication system |
Country Status (1)
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| CN (1) | CN208702485U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108894849A (en) * | 2018-08-28 | 2018-11-27 | 常州市海润机电有限公司 | Diesel engine twin-tub camshaft lubrication system |
-
2018
- 2018-08-28 CN CN201821401535.XU patent/CN208702485U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108894849A (en) * | 2018-08-28 | 2018-11-27 | 常州市海润机电有限公司 | Diesel engine twin-tub camshaft lubrication system |
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