CN211174264U - Idle gear shaft with lubricating structure and kinematic pair thereof - Google Patents
Idle gear shaft with lubricating structure and kinematic pair thereof Download PDFInfo
- Publication number
- CN211174264U CN211174264U CN201921225380.3U CN201921225380U CN211174264U CN 211174264 U CN211174264 U CN 211174264U CN 201921225380 U CN201921225380 U CN 201921225380U CN 211174264 U CN211174264 U CN 211174264U
- Authority
- CN
- China
- Prior art keywords
- gear shaft
- idle gear
- oil
- lubricating
- idler
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- General Details Of Gearings (AREA)
Abstract
The utility model provides an idle gear shaft and motion are vice with lubricating structure, include: the outer surface of the idle gear shaft is provided with an annular oil duct; the idler gear shaft is hollow, and a fixing hole is formed in the axis direction of the idler gear shaft; an annular oil cavity is further formed in the mounting surface of the idle gear shaft, a lubricating oil channel is further formed between the annular oil cavity and the annular oil channel, and a stepped hole is further formed in the mounting surface of the idle gear shaft. The utility model provides an idle gear shaft and a kinematic pair with a lubricating structure, which enable lubricating oil to reach the idle gear shaft quickly on the structure that the oil path of the idle gear shaft is connected with the oil path of the cylinder body; structurally at idler gear axle ring oil groove, make lubricating oil can spread fast, form the oil film at the working surface, the utility model discloses fine solution diesel-electric hybrid engine because of frequently switching the power section, the idle gear axle lubricating ability is not enough, causes the trouble problem of idle gear axle wearing and tearing.
Description
Technical Field
The utility model belongs to the technical field of the oil duct cooling, concretely relates to idler gear shaft and motion pair with lubricating structure.
Background
The idle gear shaft is structurally designed according to the idle gear and the surrounding boundary, forms a rotary motion friction pair with the idle gear, provides a surface wear-resistant component, provides enough rigid support for the idle gear, and provides lubricating oil for lubricating the gear pair. In the application of the idle gear, the problem of insufficient lubricating capability of an idle gear shaft often causes frequent failure of a gear train.
The patent of the utility model discloses a two-cylinder diesel engine that transmission gear group can fully lubricate is disclosed as chinese utility model patent with publication number CN2649781Y, the transmission relation between each gear in the transmission gear group is the same with current two-cylinder diesel engine, be equipped with the oil storage tank on the bush, be equipped with axial aperture and radial aperture on the idler gear axle, axial aperture both communicates with each other with radial aperture, communicate with each other with the engine oil hole on the organism again, radial aperture communicates with each other with the oil storage tank on the bush, be equipped with the lubricated aperture of flank of tooth on the idler gear, this aperture corresponds with radial aperture, idler gear is every turn round, the lubricated aperture of flank of tooth communicates with each other once with radial aperture.
Therefore, in the prior art, the idle gear shaft needs to be filled with oil in the oil hole and an oil storage groove needs to be arranged on the bushing, and each time the idle gear rotates for one circle, the small tooth surface lubricating holes are communicated with the small radial holes once, so that the lubricating efficiency is low, and the problems of oil circuit intercommunication and timely lubrication between the engine cylinder body and the idle gear shaft cannot be solved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an idle gear axle with lubricating structure and kinematic pair thereof aims at solving among the prior art idle gear axle and engine cylinder body oil circuit intercommunication and the problem of lubricated inefficiency.
For realizing above-mentioned technical purpose, reach above-mentioned technological effect, the utility model discloses a following technical scheme realizes:
the utility model provides an idle gear shaft with lubricating structure, include:
the outer surface of the idle gear shaft is provided with an annular oil duct; the idler gear shaft is hollow, and a fixing hole is formed in the axis direction of the idler gear shaft; an annular oil cavity is formed in the mounting surface of the idler gear shaft, and a lubricating oil channel is formed between the annular oil cavity and the annular oil channel; the idler gear shaft is also provided with a cylindrical boss.
Preferably, a step hole is further formed in the mounting surface of the idler gear shaft.
The utility model also provides a kinematic pair, include as above the idler gear axle, still include:
a bushing disposed against an outer surface of the idler gear shaft;
an idler disposed against an outer surface of the bushing;
the cylinder body is arranged on an engine cylinder body, and a cylinder body oil duct is also arranged on the cylinder body;
the idle gear shaft is fixedly connected with the cylinder body.
Preferably, the wear-resistant device further comprises a wear-resistant plate which is sleeved on the outer surface of the idle gear shaft and is arranged between the idle gear and the cylinder body.
Preferably, the cylinder body is further provided with a screw hole.
Preferably, the idle gear shaft is fixedly connected with the cylinder body through a bolt.
The utility model has the advantages that:
1. the utility model provides an idle gear shaft and a kinematic pair with a lubricating structure, the design of the idle gear shaft enables lubricating oil to rapidly reach the idle gear shaft on the structure that the oil path of the idle gear shaft is connected with the oil path of the cylinder body; on the structure of the annular oil groove of the idler gear shaft, lubricating oil can be quickly diffused to form an oil film on a working surface, and the oil storage function of the oil film is very beneficial to the continuity of the oil film. Due to the design of the structure, the problem of the abrasion of the idle gear shaft caused by insufficient lubricating capacity of the idle gear shaft due to frequent power section switching of the diesel-electric hybrid engine is well solved.
Drawings
Fig. 1 is a cross-sectional view of an idler shaft according to the present invention;
fig. 2 is a sectional view of the kinematic pair of the present invention;
fig. 3 is an exploded view of the kinematic pair of the present invention.
In the drawing, 100 is an idle gear shaft, 101 is an annular oil passage, 102 is a lubricating oil passage, 103 is an annular oil chamber, 104 is a stepped hole, 105 is a mounting surface, 106 is a fixing hole, 107 is a cylindrical boss, 200 is an idle gear, 300 is a cylinder body, 301 is a screw hole, 302 is a cylinder body oil passage, 400 is a wear-resistant plate, 500 is a bushing, and 600 is a bolt.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly apparent, the present invention is further described in detail by the following embodiments with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
The utility model provides an idle gear shaft with lubricating structure, as shown in figure 1, include:
the idle gear shaft 100 is provided with an annular oil channel 101 for lubricating and supplying oil on the outer surface of the idle gear shaft 100 (in the prior art, an oil channel in CN2649781Y is arranged on a bushing, and a small tooth surface lubricating hole is communicated with a small radial hole once when the idle gear rotates one circle, so that the lubricating efficiency is extremely low), the idle gear shaft 100 is hollow, a fixing hole 106 for fixing the idle gear shaft 100 is formed in the axial direction of the idle gear shaft 100, an annular oil cavity 103 for being connected into an oil channel of an engine cylinder body is further formed in a mounting surface 105 of the idle gear shaft 100, a lubricating oil channel 102 for communicating the annular oil cavity 103 with the annular oil channel 101 is further formed between the annular oil cavity 103 and the annular oil channel 101, the lubricating oil channel 102 in the drawing 1 is L type, the shape of the oil channel is required to be arranged according to an actual model and is not limited, through the structural design, after the annular oil cavity 103 is connected into the oil channel of the engine cylinder body, the lubricating oil channel 102 can be conveyed to the annular oil channel 101, so that the lubricating oil can quickly reach the whole working surface to realize quick lubrication, and meanwhile, due to the annular oil channel 103 is arranged in a staggered manner, the arrangement of the annular oil channel 100 is convenient for the installation of the idle gear shaft 100.
In one embodiment, the mounting surface 105 of the idler gear shaft 100 is further provided with a stepped hole 104 for easy assembly.
The utility model also provides a kinematic pair, as shown in fig. 2 and 3, including the idler gear shaft 100 as described above, still include: bushing 500, idler 200, and cylinder 300;
a bush 500 is closely arranged on the outer surface of the idle gear shaft 100, one end of the bush 500 is in rotatable contact with the cylindrical boss 107, the other end of the bush 500 is in rotatable contact with the cylinder block 300, the idle gear 200 is closely arranged on the outer surface of the bush 500, one end of the idle gear 200 is in rotatable contact with the cylindrical boss 107, the other end of the idle gear 200 is in rotatable contact with the cylinder block 300, and the cylinder block 300 is arranged on the engine block; the cylinder body 300 is also provided with a cylinder body oil duct 302, the cylinder body oil duct 302 can convey lubricating oil in the engine to the annular oil cavity 103, and after the annular oil cavity 103 is connected with the lubricating oil, the lubricating oil can be conveyed to the annular oil duct 101 through the lubricating oil duct 102, so that the lubricating oil can quickly reach the whole working surface, and the quick lubrication of a kinematic pair is realized; the idle gear shaft 100 is fixedly coupled to the cylinder block 300.
In one embodiment, a wear plate 400 is further included, the wear plate 400 is inserted over the outer surface of the idler shaft 100 and disposed between the idler 200 and the cylinder block 300, and particularly disposed at the stepped bore 104, the wear plate 400 is secured at the stepped bore 104, and the wear plate 400 is configured to reduce wear between the idler 200 and the cylinder block 300.
In some embodiments, the cylinder 300 is further provided with a screw hole 301, and the bolt 600 fixedly connects the idle gear shaft 100 and the cylinder 300 through the fixing hole 106 and the screw hole 301.
Reference in the specification to "some embodiments," "one embodiment," or "an embodiment," etc., means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment. Thus, the appearances of the phrases "in some embodiments," "in one embodiment," or "in an embodiment," or the like, in various places throughout this specification are not necessarily referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. Thus, a particular feature, structure, or characteristic illustrated or described in connection with one embodiment may be combined, in whole or in part, with a feature, structure, or characteristic of one or more other embodiments without limitation, as long as the combination is not logical or operational. Additionally, the various elements of the drawings of the present application are merely schematic illustrations and are not drawn to scale.
Having thus described several aspects of at least one embodiment of this invention, it is to be appreciated various alterations, modifications, and improvements will readily occur to those skilled in the art. Such alterations, modifications, and improvements are intended to be within the spirit and scope of the invention.
Claims (6)
1. An idler gear shaft having a lubrication feature, comprising:
an annular oil duct is formed in the outer surface of the idle gear shaft; the idler gear shaft is hollow, and a fixing hole is formed in the axis direction of the idler gear shaft; an annular oil cavity is formed in the mounting surface of the idle gear shaft, a lubricating oil channel is further formed between the annular oil cavity and the annular oil channel, and a cylindrical boss is further arranged on the idle gear shaft.
2. An idler gear shaft with a lubricating structure as set forth in claim 1, wherein a stepped hole is further formed on the mounting surface of the idler gear shaft.
3. A kinematic pair, comprising an idler gear shaft according to any of claims 1 to 2, and further comprising:
a bushing disposed against an outer surface of the idler gear shaft;
an idler disposed against an outer surface of the bushing;
the cylinder body is arranged on an engine cylinder body, and a cylinder body oil duct is also arranged on the cylinder body;
the idle gear shaft is fixedly connected with the cylinder body.
4. The kinematic pair of claim 3, further comprising a wear plate that is threaded over an outer surface of the idler shaft and disposed between the idler and the cylinder block.
5. The kinematic pair according to claim 3 or 4, wherein the cylinder body is further provided with a threaded hole.
6. The kinematic pair according to claim 3 or 4, wherein the idler gear shaft is fixedly connected with the cylinder body by means of bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921225380.3U CN211174264U (en) | 2019-07-31 | 2019-07-31 | Idle gear shaft with lubricating structure and kinematic pair thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921225380.3U CN211174264U (en) | 2019-07-31 | 2019-07-31 | Idle gear shaft with lubricating structure and kinematic pair thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211174264U true CN211174264U (en) | 2020-08-04 |
Family
ID=71827715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921225380.3U Active CN211174264U (en) | 2019-07-31 | 2019-07-31 | Idle gear shaft with lubricating structure and kinematic pair thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211174264U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112360960A (en) * | 2020-09-30 | 2021-02-12 | 广西玉柴机器股份有限公司 | Burning-proof engine idle gear shaft structure |
-
2019
- 2019-07-31 CN CN201921225380.3U patent/CN211174264U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112360960A (en) * | 2020-09-30 | 2021-02-12 | 广西玉柴机器股份有限公司 | Burning-proof engine idle gear shaft structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211174264U (en) | Idle gear shaft with lubricating structure and kinematic pair thereof | |
| CN110360239B (en) | Elastic damping connecting device with adjustable axial clearance for impact-resistant diesel engine | |
| CN101251159A (en) | Clutch for motorcycle capable of cooling and lubricating friction plate | |
| CN209557101U (en) | Variable compression ratio | |
| CN212804168U (en) | Self-sealing differential mechanism structure lubricating system | |
| CN219691997U (en) | Adjusting pad with good lubricating effect | |
| CN114198229B (en) | Cam box assembly of large high-pressure oil pump | |
| CN212250170U (en) | Camshaft structure | |
| CN210068902U (en) | Electric drive assembly | |
| CN209494845U (en) | Large-scale automobile-used self-aligning roller bearing | |
| CN110778671A (en) | Crankshaft assembly suitable for piston type two-stroke aircraft engine | |
| CN202300688U (en) | Lubricating structure of piston pin | |
| CN219605714U (en) | Bushing for oil cylinder assembly | |
| CN214727931U (en) | Stamping welding air chamber support assembly with self-lubricating supporting structure | |
| CN218935042U (en) | Steel backing oil groove bushing structure for generator | |
| CN219492394U (en) | High-power output device of diesel engine | |
| CN213206474U (en) | Crank connecting rod assembly with good lubricating property | |
| CN221236808U (en) | Shaft sleeve wear-resistant starter isolator | |
| CN219262471U (en) | High strength exhaust rocker arm | |
| CN219932742U (en) | Shaft sleeve for automobile | |
| CN215206867U (en) | Lubricating grease lubricated electric roller | |
| CN214196978U (en) | Wear-resisting anti-skidding axle sleeve of gearbox transmission shaft | |
| CN212717601U (en) | Engine crankshaft and engine | |
| CN219712083U (en) | Sliding bearing structure | |
| CN219366126U (en) | Self-lubricating crankshaft connecting rod assembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |