CN208041095U - A kind of vertical type single-cylinder diesel engine idle gear combined compouent mechanism - Google Patents
A kind of vertical type single-cylinder diesel engine idle gear combined compouent mechanism Download PDFInfo
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- CN208041095U CN208041095U CN201820556184.3U CN201820556184U CN208041095U CN 208041095 U CN208041095 U CN 208041095U CN 201820556184 U CN201820556184 U CN 201820556184U CN 208041095 U CN208041095 U CN 208041095U
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- Prior art keywords
- idle gear
- assembly
- oil groove
- gear
- department
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- 230000007246 mechanism Effects 0.000 title claims abstract description 13
- 238000009434 installation Methods 0.000 claims abstract description 9
- 230000007704 transition Effects 0.000 claims abstract description 5
- 239000000314 lubricant Substances 0.000 abstract description 5
- 238000005461 lubrication Methods 0.000 abstract description 5
- 239000003921 oil Substances 0.000 description 32
- 239000010721 machine oil Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
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- General Details Of Gearings (AREA)
Abstract
The utility model discloses a kind of vertical type single-cylinder diesel engine idle gear combined compouent mechanism, including idle gear shaft, idle gear, gear bushing, gear bushing is mounted on idle gear in an interference fit, the axis body of idle gear shaft includes installation axle portion, limited step portion, idle gear department of assembly, the axis hole of gear bushing is fitted to by transition gap in the idle gear department of assembly of idle gear shaft, it is characterised in that：The idle gear shaft connection setting oil trap, lateral oil groove, longitudinal oil groove, the open-ended side wall in idle gear department of assembly of the longitudinal direction oil groove, the one end open of the oil trap is in the outside wall surface in the limited step portion of idle gear.The utility model ensure that idle gear realizes that good lubrication, bushing will not be burned during high-speed rotation by the design of the lubricant passage way on idle gear shaft.
Description
Technical field
The utility model is related to vertical type single-cylinder diesel engine technical field more particularly to a kind of vertical type single-cylinder diesel engine are lazy
Gear assemblies mechanism.
Background technology
Instantly diesel engine uses idle gear as the power transmission member between cam shaft gear and balance shaft gear mostly.
Idle gear diesel engine can generate with idle gear shaft when operating and frictional heating and generate physical deterioration, need by oil lubrication with
Alleviate the negative effect that friction generates.In the prior art, it is typically to drive hair by gear operation for the lubrication of idle gear
Lubricating oil in engine cylinder, which splashes, to be lubricated, and the lubricating oil that in fact idle gear obtains in this way is extremely limited, cannot
Play best lubricant effect.
On the other hand, existing idle gear shaft is mounted on diesel-engine body with interference fit type, and when dismounting will lead to
It crosses and beats idle gear shaft and keep its mode for falling off from interference fit hole relatively elaborate inefficient.
Utility model content
The purpose of this utility model is to provide a kind of vertical type single-cylinder diesel engine idle gear sub-assemblies that lubricant effect is excellent
Mechanism, to overcome deficiency of the prior art.
The technical scheme in the invention for solving the technical problem is：A kind of vertical type single-cylinder diesel engine idle gear sub-assembly machine
Structure, including idle gear shaft, idle gear, gear bushing, gear bushing are mounted on idle gear in an interference fit, idle gear
The axis body of axis includes installation axle portion, limited step portion, idle gear department of assembly, and the axis hole of gear bushing is coordinated by transition gap pacifies
In the idle gear department of assembly of idle gear shaft, it is characterised in that：Idle gear shaft connection setting oil trap, lateral oil groove,
Longitudinal oil groove, the open-ended side wall in idle gear department of assembly of the longitudinal direction oil groove, the one end open of the oil trap is in lazy
The outside wall surface in the limited step portion of gear.
The transverse direction oil groove is arranged on the central axes of idle gear shaft, and the transverse direction oil groove one end open is in the lazy of idle gear
On the outer end face of gear department of assembly；The outer end face of the idle gear department of assembly is additionally provided with pressing plate, and the platen cover envelope is laterally oily
Slot it is open-ended.
The section of the transverse direction oil groove is circular, and internal thread is arranged in the open section of the transverse direction oil groove.
The circular groove being recessed inwardly is arranged in the outer surface of the idle gear 3.
The assembly length of fit of the idle gear is L1, and the installation length of the idle gear department of assembly is L2, L2 > L1.
The utility model has the beneficial effects that：
1) the utility model on idle gear shaft by being provided with oil trap, since in engine working process, machine oil passes through
It splashes, the machine oil above idle gear shaft easily flows on oil trap, then by lateral oil groove, longitudinal oil groove, finally reaches
Idle gear bushing, to be lubricated.It is good to ensure that idle gear is realized during high-speed rotation by the design of lubricant passage way
Good lubrication, bushing will not be burned.
2) in terms of installation and repair：Idle gear shaft left end is mounted on by interference fit on body, ensure that installation
Securely.When idle gear shaft needs to remove：Since idle gear shaft right end is machined with the screw hole of M10, when needing to remove, one is used
The hex head screw of M10 is screwed into M10；In screw hole, then such as " horse is drawn by other tools ", idle gear shaft is removed.
3) width of idle gear is 160 +0.05Mm, the width that idle gear shaft installs idle gear areTherefore,
After ensure that pressing plate is fixed, idle gear energy flexible rotating " will not be killed " by pressing plate.
Description of the drawings
Fig. 1 is the utility model vertical type single-cylinder diesel engine idle gear combined compouent mechanism structural schematic diagram.
Fig. 2 is the oil trap vertical view of the utility model.
Fig. 3 is the idle gear shaft detaching structure schematic diagram of the utility model.
Fig. 4 is the idle gear shaft end view drawing of the utility model.
Fig. 5 is the idle gear engaging structure schematic diagram of the utility model.
Specific implementation mode
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and should not be understood as to the utility model
Limitation.
In the description of the present invention, it should be understood that term "center", " transverse direction ", "upper", "lower", " left side ",
The orientation or positional relationship of the instructions such as " right side ", "vertical", "horizontal", "inner", "outside" is orientation based on ... shown in the drawings or position
Relationship is merely for convenience of describing the present invention and simplifying the description, and does not indicate or imply the indicated device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.Unless
It is otherwise noted, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " should broadly understood, for example, it may be being fixedly connected；It may be a detachable connection or integral type
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on can understanding as the case may be
State term the utility model concrete meaning.
Referring to Fig. 1-5, the utility model provides a kind of vertical type single-cylinder diesel engine idle gear combined compouent mechanism, including idle gear
Axis 1, idle gear 3, pressing plate 4, pressing plate is mounted on 1 one end of idle gear shaft with fastener (using M6 hex head screws 5), for preventing
Idle gear 3 falls off, and gear bushing 2 is arranged in the endoporus of idle gear 3, the axis body of idle gear shaft is sequentially divided into installation axle portion in an axial direction
10, limited step portion 20, the section of idle gear department of assembly 30 3.Gear bushing is mounted on idle gear in an interference fit
On, the axis hole of gear bushing is fitted to by transition gap in the idle gear department of assembly 30 of idle gear shaft 1, then using pressure
Plate locks idle gear does not allow it to fall off with bushing, reuses the two M6 hex head screws 5 in left and right and pressing plate 4 is fastened on idle gear shaft
Gear assembly side on.
The circular groove 31 being recessed inwardly is arranged in the outer surface of idle gear 3, and the diameter of circular groove 31 is more than the diameter of pressing plate 4, with
Evacuation pressing plate 4 is assemblied in idle gear shaft end.The assembly length of fit L1 of idle gear 3 isThe peace of idle gear department of assembly 30
Filling length L2 isTherefore, after pressing plate fixation, idle gear also hasGap can flexible rotating, no
It " can be killed " by pressing plate.Due to devising fit-up gap, after pressing plate is fixed, idle gear remains to flexible rotating.
Oil trap 7 is set in the limited step portion 20 of idle gear, and oil trap 7 includes being located at 20 top down of limited step portion
The slot platform 71 of recess is opened on the slot 72 that slot platform plane perpendicular extends downwardly, and lateral oil is opened up on the axis of idle gear
Slot 8, the bottom end opening of slot 72 is in both on lateral oil groove 8, making to be connected to.Lateral oil groove 8 is opened on the idle gear dress of idle gear
On outer end face with portion 30, thus entire idle gear department of assembly 30 is penetrated through, has been set in 30 region of idle gear department of assembly of idle gear
Set longitudinal oil groove 9, the one end open of longitudinal oil groove 9 on lateral oil groove 8, the other end be opened on the side of idle gear department of assembly 30
Wall so that form lubricant passage way between the gear bushing 2 in the limited step portion of idle gear to idle gear 3.Engine is worked
Cheng Zhong, idle gear shaft are fixed, it is ensured that opening upwards, machine oil pass through splashing, idle gear shaft to oil trap entrance always
The machine oil of top can be flowed into oil trap 7, and then fair current is flowed into the lateral oil groove 8 of idle gear shaft under gravity,
It is flowed into again in longitudinal oil groove 9, longitudinal oil groove 9 is located at idle gear bushing load segment, it is directly below idle gear shaft (with gear
On the contact surface of bushing assembly) being open leaks out machine oil, and machine oil just directly acts on idle gear shaft and gear bushing interface
, to have the function that lubricate idle gear bushing, idle gear is ensure that during high-speed rotation, lubrication is good, and bushing is not
It can be burned.
Lateral oil groove 8 is across limited step portion 20, the section of idle gear department of assembly 30 two.The open section of lateral oil groove 8 is straight
Diameter is M10, and the internal thread of M10 is arranged in open section.Idle gear shaft 1 assembles one end with diesel engine and is mounted on by interference fit
On body, the secured of installation ensure that, when needing to dismantle idle gear shaft 1, due to being provided with cross with threaded hole on idle gear shaft
To oil groove 8, the M10 spiral shells of lateral oil groove can be screwed into using the hex head screw 6 of a M10 after unloading lower platen and idle gear
In hole, then such as " horse is drawn by other tools ", idle gear shaft can easily be removed by stress point of hex head screw, from
And it eliminates tradition and strikes the laborious dismounting mode beaten firmly by force.
Fig. 5 is the power transmission structure schematic diagram of idle gear, cam shaft gear 11 respectively with crankshaft toothed wheel 12, idle gear 3
Engagement, idle gear are engaged with cam shaft gear 11, balance shaft gear 13 respectively.Power is first transmitted to song by cam shaft gear 11
On shaft gear and idle gear, then it is transmitted on balance shaft gear 13 by idle gear.Idle gear is in cam shaft gear and balance shaft
Gearing is played before gear.In a word, the utility model is transmitted using idle gear sub-assembly as power, and gear bushing passes through
Interference fit is mounted on idle gear, is then fitted on idle gear shaft by transition, two M6 hex head screws are tightened
On pressing plate.After pressing plate is fixed, idle gear energy flexible rotating.
While there has been shown and described that the embodiments of the present invention, it will be understood by those of ordinary skill in the art that：
Can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and objective, modification, replaced
And modification, the scope of the utility model are limited by claim and its equivalent replacement, without changing made by creative work
Into etc., it should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of vertical type single-cylinder diesel engine idle gear combined compouent mechanism, including idle gear shaft, idle gear, gear bushing, gear lining
Set is mounted on idle gear in an interference fit, and the axis body of idle gear shaft includes installation axle portion, limited step portion, idle gear
The axis hole of department of assembly, gear bushing is fitted to by transition gap in the idle gear department of assembly of idle gear shaft, and feature exists
In：Idle gear shaft connection setting oil trap, lateral oil groove, longitudinal oil groove, the longitudinal direction oil groove it is open-ended in lazy tooth
The side wall of department of assembly is taken turns, the one end open of the oil trap is in the outside wall surface in the limited step portion of idle gear.
2. vertical type single-cylinder diesel engine idle gear combined compouent mechanism according to claim 1, it is characterised in that：The transverse direction oil groove
It is arranged on the central axes of idle gear shaft, the transverse direction oil groove one end open is in the outer end face of the idle gear department of assembly of idle gear
On；The outer end face of the idle gear department of assembly is additionally provided with pressing plate, and the platen cover seals the open-ended of lateral oil groove.
3. vertical type single-cylinder diesel engine idle gear combined compouent mechanism according to claim 2, it is characterised in that：The transverse direction oil groove
Section be it is circular, it is described transverse direction oil groove open section be arranged internal thread.
4. according to claims 1 or 2 or the 3 vertical type single-cylinder diesel engine idle gear combined compouent mechanisms, it is characterised in that：It is described lazy
The circular groove being recessed inwardly is arranged in the outer surface of gear 3.
5. according to claims 1 or 2 or the 3 vertical type single-cylinder diesel engine idle gear combined compouent mechanisms, it is characterised in that：It is described lazy
The assembly length of fit of gear is L1, and the installation length of the idle gear department of assembly is L2, L2 > L1.
6. vertical type single-cylinder diesel engine idle gear combined compouent mechanism according to claim 5, it is characterised in that：
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820556184.3U CN208041095U (en) | 2018-04-17 | 2018-04-17 | A kind of vertical type single-cylinder diesel engine idle gear combined compouent mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820556184.3U CN208041095U (en) | 2018-04-17 | 2018-04-17 | A kind of vertical type single-cylinder diesel engine idle gear combined compouent mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208041095U true CN208041095U (en) | 2018-11-02 |
Family
ID=63927643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820556184.3U Expired - Fee Related CN208041095U (en) | 2018-04-17 | 2018-04-17 | A kind of vertical type single-cylinder diesel engine idle gear combined compouent mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208041095U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110566656A (en) * | 2019-10-09 | 2019-12-13 | 河南柴油机重工有限责任公司 | Intermediate helical gear thrust device of engine |
-
2018
- 2018-04-17 CN CN201820556184.3U patent/CN208041095U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110566656A (en) * | 2019-10-09 | 2019-12-13 | 河南柴油机重工有限责任公司 | Intermediate helical gear thrust device of engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181102 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |