CN207178150U - Bent axle and there is its compressor - Google Patents
Bent axle and there is its compressor Download PDFInfo
- Publication number
- CN207178150U CN207178150U CN201721197373.8U CN201721197373U CN207178150U CN 207178150 U CN207178150 U CN 207178150U CN 201721197373 U CN201721197373 U CN 201721197373U CN 207178150 U CN207178150 U CN 207178150U
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- China
- Prior art keywords
- bent axle
- oilhole
- oil groove
- main shaft
- eccentric shaft
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Abstract
The utility model discloses a kind of bent axle and there is its compressor, bent axle includes：Main shaft, oil inlet passage is provided with the main shaft, the periphery wall of the main shaft is provided with straight section oil groove, and the bearing of trend of the straight section oil groove is parallel with the center of rotation axis of the main shaft, the first oilhole and the second oilhole are provided with the straight section oil groove, first oilhole connects with the oil inlet passage；Eccentric shaft, the eccentric shaft is located at one end of the main shaft, the asphalt channel for extending to the main shaft is provided with the eccentric shaft, second oilhole connects with the asphalt channel, the periphery wall of the eccentric shaft is provided with the first oil groove, and the 3rd oilhole of first oil groove and the asphalt channel is communicated with the eccentric shaft.According to bent axle of the present utility model, bent axle can effectively oil in rotating, can strengthen the abrasion of the pumping ability, reduction compressor transmission parts of bent axle, extend the service life of compressor.
Description
Technical field
It the utility model is related to compressor field, more particularly to a kind of bent axle and there is its compressor.
Background technology
Upgrade as low-carbon and energy-conservation deepen constantly with national refrigerator efficiency, reciprocating constant speed compressor has been difficult to meet energy
Consumption requires that reciprocating rotating positive displacement compressor is because of its low cost and with power saving function as those skilled in the art's
Research direction, but bent axle is oiled using helical oil groove in correlation technique, and bent axle can not be made effectively to be oiled in rotating,
Increase the energy consumption of compressor.
Utility model content
The utility model is intended at least solve one of technical problem present in prior art.Therefore, the utility model carries
Go out a kind of bent axle, the bent axle can effectively oil in rotating, can strengthen the pumping ability of bent axle, reduce compressor transmission
The abrasion of part, the service life for extending compressor.
The utility model also proposed a kind of compressor with above-mentioned bent axle.
According to the bent axle of the utility model embodiment, including：Main shaft, the main shaft is interior to be provided with oil inlet passage, the main shaft
Periphery wall be provided with straight section oil groove, the bearing of trend of the straight section oil groove is parallel with the center of rotation axis of the main shaft, institute
State in straight section oil groove and be provided with the first oilhole and the second oilhole, first oilhole connects with the oil inlet passage；Eccentric shaft, it is described
Eccentric shaft is located at one end of the main shaft, and the asphalt channel for extending to the main shaft, second oil are provided with the eccentric shaft
Hole connects with the asphalt channel, and the periphery wall of the eccentric shaft is provided with the first oil groove, is communicated with the eccentric shaft described
3rd oilhole of the first oil groove and the asphalt channel.
According to the bent axle of the utility model embodiment, by setting straight section oil groove on the periphery wall of main shaft, and make straight section
The bearing of trend of oil groove is parallel with the rotation centerline of main shaft, so that bent axle can effectively oil in rotating, can strengthen
The pumping ability of bent axle, the abrasion for reducing compressor transmission parts, the service life for extending compressor.
In some embodiments of the utility model, the pivot of the bearing of trend of the oil inlet passage and the main shaft
Axis is not parallel.
Specifically, the oil inlet passage is formed as along the tiltedly logical of the outward-dipping extension in direction towards first oilhole
Road.
In some embodiments of the utility model, the asphalt channel is extended on the end face of the eccentric shaft.
Specifically, direction outward-dipping extension of the asphalt channel on edge towards the end face of the eccentric shaft.
In some embodiments of the utility model, first oilhole and second oilhole are located at the straight section oil groove
Length direction on both ends.
In some embodiments of the utility model, the periphery wall of the main shaft is provided with the concave part of annular, the straight section
The both ends of oil groove extend beyond the concave part.
In some embodiments of the utility model, first oil groove is formed as annular groove.
Specifically, the 3rd oilhole is located in first oil groove.
According to compressor of the present utility model, including above-mentioned bent axle.
According to compressor of the present utility model, by setting above-mentioned bent axle, it is possible to reduce the abrasion of compressor transmission parts,
Extend the service life of compressor.
Brief description of the drawings
Of the present utility model above-mentioned and/or additional aspect and advantage will in the description from combination accompanying drawings below to embodiment
Become obvious and be readily appreciated that, wherein：
Fig. 1 is the dimensional structure diagram according to the bent axle of the utility model embodiment；
Fig. 2 is the profile according to the bent axle of the utility model embodiment.
Reference：
Bent axle 100；
Main shaft 1；Oil inlet passage 11；Straight section oil groove 12；First oilhole 12a；Second oilhole 12b；Concave part 13；Passage
1a；
Eccentric shaft 2；Asphalt channel 21；First oil groove 22；3rd oilhole 22a；Pin-and-hole 2b.
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, is only used for explaining the utility model, and it is not intended that to of the present utility model
Limitation.
In description of the present utility model, it is to be understood that term " " center ", " length ", " on ", " top ", " bottom ",
The orientation or position relationship of the instruction such as " interior ", " outer ", " circumference " be based on orientation shown in the drawings or position relationship, merely to
It is easy to describe the utility model and simplified description, rather than indicates or imply that signified device or element must be with specifically square
Position, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.In addition, define " first ",
One or more this feature can be expressed or be implicitly included to the feature of " second ".In description of the present utility model,
Unless otherwise indicated, " multiple " are meant that two or more.
, it is necessary to illustrate in description of the present utility model, unless otherwise clearly defined and limited, term " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in utility model.
Below with reference to Fig. 1-Fig. 2 descriptions according to the bent axle 100 of the utility model embodiment, bent axle 100 is suitably applied past
Compound rotating positive displacement compressor, one end connection motor and other end connection connecting rod of bent axle 100.
According to the bent axle 100 of the utility model embodiment, including main shaft 1 and eccentric shaft 2, main shaft 1 and eccentric shaft 2 are connected to
Together.
Specifically, oil inlet passage 11 is provided with main shaft 1, for example, as Figure 1-Figure 2, the bottom of main shaft 1 leads to provided with oil-feed
Road 11, oil inlet passage 11 are formed as cylindrical.
The periphery wall of main shaft 1 is provided with straight section oil groove 12, the bearing of trend of straight section oil groove 12 and the Pivot axle of main shaft 1
Line is parallel, for example, as depicted in figs. 1 and 2, the periphery wall on the top of main shaft 1 is provided with straight section oil groove 12, and straight section oil groove 12 is formed as
Long Circle, thus, no matter bent axle 100 is rotated forward or inverted, and straight section oil groove 12 can effectively oil.
The first oilhole 12a and the second oilhole 12b are provided with straight section oil groove 12, the first oilhole 12a connects with oil inlet passage 11.
For example, the first oilhole 12a and the second oilhole 12b are all formed as circle, the first oilhole 12a insertion oil inlet passages 11.Thus, oil-feed
Lubricating oil in passage 11 can enter straight section oil groove 12 by the first oilhole 12a, and the lubricating oil flowed into straight section oil groove 12 is main
For lubricating spindle 1 and crankcase.
Eccentric shaft 2 is located at one end of main shaft 1, and the asphalt channel 21 for extending to main shaft 1, the second oilhole are provided with eccentric shaft 2
12b connects with asphalt channel 21.For example, the central axis of eccentric shaft 2 and the central axis of main shaft 1 are parallel to each other, asphalt channel
21 insertion eccentric shafts 2 are simultaneously extended to be connected with the second oilhole 12b on main shaft 1, and thus the lubricating oil in straight section oil groove 12 can lead to
Cross the asphalt channel 21 that the second oilhole 12b enters eccentric shaft 2.
The periphery wall of eccentric shaft 2 is provided with the first oil groove 22, and the first oil groove 22 and asphalt channel 21 are communicated with eccentric shaft 2
The 3rd oilhole 22a.For example, the first oil groove 22 can be formed as rectangle, Long Circle or annular, the 3rd oilhole 22a can be set
In the top of the first oil groove 22, or it can also be located in the inner bottom wall of the first oil groove 22, as long as the energy of the first oil groove 22 can be realized
Connected with the 3rd oilhole 22a.Thus, the lubricating oil in asphalt channel 21 can enter the first oil groove by the 3rd oilhole 22a
22, and then lubricate eccentric shaft 2 and connecting rod.
Specifically, as shown in Fig. 2 when bent axle 100 is in forward or reverse, under the influence of centrifugal force, lubricating oil enters
Enter oil inlet passage 11, be then passed through the first oilhole 12a and enter straight section oil groove 12, a portion lubricating oil is used to lubricate crankcase
With main shaft 1, remaining part enters asphalt channel 21 by the second oilhole 12b, and then the lubricating oil in asphalt channel 21 passes through the
Three oilhole 22a flow into the first oil groove 22 and then lubricate eccentric shaft 2 and connecting rod.
According to the bent axle 100 of the utility model embodiment, by setting straight section oil groove 12 on the periphery wall of main shaft 1, and
Make the bearing of trend of straight section oil groove 12 parallel with the rotation centerline of main shaft 1, so that bent axle 100 can be effective in rotating
Oil, the abrasion of the pumping ability, reduction compressor transmission parts of bent axle 100 can be improved, extend the service life of compressor.
In some embodiments of the utility model, the bearing of trend of oil inlet passage 11 and the center of rotation axis of main shaft 1
It is not parallel.In other words, oil inlet passage 11 is obliquely arranged in bent axle 100.Thus, the oil-feed when rotated of bent axle 100 is increased
Centrifugal force caused by lubricating oil in passage 11, and then improve the ability that oils of bent axle 100.
Specifically, oil inlet passage 11 is formed as the access ramp along the outward-dipping extension in direction towards the first oilhole 12a.By
This, can not only increase bent axle 100 when rotated in oil inlet passage 11 centrifugal force caused by lubricating oil to improve the upper of bent axle 100
Oily ability, and the first oilhole 12a processing length can be reduced, advantageously reduce cost.
In some embodiments of the utility model, asphalt channel 21 is extended on the end face of eccentric shaft 2, thus lubricating oil
It can be flowed out from the end face of eccentric shaft 2, the lubricant effect to eccentric shaft 2 and connecting rod can be strengthened.
Specifically, direction outward-dipping extension of the asphalt channel 21 on edge towards the end face of eccentric shaft 2.Thus, it is possible to increase
The centrifugal force caused by lubricating oil in asphalt channel 21, and then improve the ability that oils of bent axle 100 when rotated of bent axle 100.
In some embodiments of the utility model, the first oilhole 12a and the second oilhole 12b are located at the length of straight section oil groove 12
The both ends spent on direction.Thus, it is ensured that the both ends of straight section oil groove 12 all obtain fuel feeding, improve the fuel feeding energy of straight section oil groove 12
Power.
In some embodiments of the utility model, the periphery wall of main shaft 1 is provided with the concave part 13 of annular, straight section oil groove 12
Both ends extend beyond concave part 13.Thus, the storage oil ability of concave part 13 can be improved, can be strengthened to crankcase and main shaft 1
Lubricant effect.
In some embodiments of the utility model, the first oil groove 22 is formed as annular groove.For example, as shown in figure 1, first
Oil groove 22 is formed as annular groove and along the circumferentially extending of eccentric shaft 2.Thus, the oil storage of eccentric shaft 2 is increased, is improved to inclined
The lubricant effect of mandrel 2 and connecting rod.
Specifically, the 3rd oilhole 22a is located in the first oil groove 22.For example, as depicted in figs. 1 and 2, the 3rd oilhole 22a is set
It is thus simple in construction in the inner bottom wall of the first oil groove 22, it is easy to process.
In some embodiments of the utility model, passage 1a is additionally provided with the periphery wall of main shaft 1, passage 1a is with entering
Oily passage 11 connects, and passage 1a can play a part of exhaust to prevent the internal pressure of bent axle 100 excessive.
In some embodiments of the utility model, the top of the periphery wall of eccentric shaft 2 is provided with pin-and-hole 2b, and eccentric shaft connects
Socket part is connected by pin-and-hole 2b with eccentric shaft 2, and when the rotation direction of bent axle 100 changes, eccentric shaft connecting portion can make connecting rod
On the stroke of piston change, so as to realize that minimum cylinder volume changes so that compressor has double refrigerating capacitys.
Below with reference to the accompanying drawings the concrete structure of the bent axle 100 of the utility model embodiment is described in detail 1-2.Certainly
It is understood that described below be intended to be used to explain the utility model, and cannot function as to a kind of limitation of the present utility model.
According to the bent axle 100 of the utility model embodiment, including main shaft 1 and eccentric shaft 2, main shaft 1 and eccentric shaft 2 are connected to
Together.
Specifically, oil inlet passage 11 is provided with main shaft 1, the periphery wall of main shaft 1 is provided with straight section oil groove 12, straight section oil groove 12
Be formed as Long Circle, the bearing of trend of straight section oil groove 12 is parallel with the center of rotation axis of main shaft 1, the inner bottom wall of straight section oil groove 12
The both ends that the first oilhole 12a and the second oilhole 12b, the first oilhole 12a and the second oilhole 12b is located at straight section oil groove 12 are provided with,
First oilhole 12a connects with oil inlet passage 11.
As depicted in figs. 1 and 2, eccentric shaft 2 is located at one end of main shaft 1, and the oil circuit for extending to main shaft 1 is provided with eccentric shaft 2
Passage 21, the second oilhole 12b connect with asphalt channel 21, and the periphery wall of eccentric shaft 2 is provided with the first oil groove 22, the shape of the first oil groove 22
As annular groove, the 3rd oilhole 22a of the first oil groove 22 and asphalt channel 21 is communicated with eccentric shaft 2, the 3rd oilhole 22a is set
In the inner bottom wall of the first oil groove 22.
Specifically, as shown in Fig. 2 oil inlet passage 11 is formed as prolonging along towards the first oilhole 12a direction is outward-dipping
The access ramp stretched.Thus centrifugal force and then the raising caused by lubricating oil in oil inlet passage 11 when rotated of bent axle 100 can be increased
The ability that oils of bent axle 100.
Asphalt channel 21 is extended on the end face of eccentric shaft 2, and specifically, asphalt channel 21 is along towards the end of eccentric shaft 2
The outward-dipping extension in direction in face.
The periphery wall of main shaft 1 is provided with the concave part 13 of annular, and concave part 13 is formed as annular groove, the both ends of straight section oil groove 12
Extend beyond concave part 13.Thus, the storage oil ability of concave part 13 can be improved, the lubrication of enhancing crankcase and main shaft 1 can be imitated
Fruit.
Specifically, as shown in figure 1, the periphery wall of main shaft 1 is provided with passage 1a, passage 1a connects with oil inlet passage 11
Logical, passage 1a can play a part of exhaust to prevent the internal pressure of bent axle 100 excessive.
The top of the periphery wall of eccentric shaft 2 is provided with pin-and-hole 2b, and eccentric shaft connecting portion passes through pin-and-hole 2b and the phase of bent axle 100
Even, when the rotation direction of bent axle 100 changes, the offset of eccentric shaft connecting portion changes so that piston row on connecting rod
Journey changes, so as to realize compression minimum cylinder volume change so that compressor has double refrigerating capacitys.
According to compressor of the present utility model, including the bent axle 100 according to the utility model above-described embodiment.
According to compressor of the present utility model, by setting above-mentioned bent axle 100, it is possible to reduce the mill of compressor transmission parts
Damage, extend the service life of compressor.
Other compositions according to the bent axle 100 of the utility model embodiment etc. and operation are for ordinary skill people
All it is known for member, is not detailed herein.
In the description of this specification, the description of reference term " some embodiments " etc. means to combine the embodiment or example
Specific features, structure, material or the feature of description are contained at least one embodiment or example of the present utility model.At this
In specification, identical embodiment or example are not necessarily referring to the schematic representation of above-mentioned term.Moreover, description is specific
Feature, structure, material or feature can combine in an appropriate manner in any one or more embodiments or example.
While there has been shown and described that embodiment of the present utility model, it will be understood by those skilled in the art that：
These embodiments can be carried out with a variety of changes, modification in the case where not departing from principle and objective of the present utility model, replaced
And modification, the scope of the utility model are limited by claim and its equivalent.
Claims (10)
- A kind of 1. bent axle, it is characterised in that including：Main shaft, the main shaft is interior to be provided with oil inlet passage, and the periphery wall of the main shaft is provided with straight section oil groove, the straight section oil groove Bearing of trend is parallel with the center of rotation axis of the main shaft, and the first oilhole and the second oilhole, institute are provided with the straight section oil groove The first oilhole is stated to connect with the oil inlet passage；Eccentric shaft, the eccentric shaft are located at one end of the main shaft, the oil circuit for extending to the main shaft are provided with the eccentric shaft Passage, second oilhole connect with the asphalt channel, and the periphery wall of the eccentric shaft is provided with the first oil groove, the eccentric shaft On be communicated with the 3rd oilhole of first oil groove and the asphalt channel.
- 2. bent axle according to claim 1, it is characterised in that the rotation of the bearing of trend of the oil inlet passage and the main shaft It is not parallel to turn central axis.
- 3. bent axle according to claim 2, it is characterised in that the oil inlet passage is formed as edge towards first oilhole The outward-dipping extension in direction access ramp.
- 4. bent axle according to claim 1, it is characterised in that the asphalt channel extends to the end face of the eccentric shaft On.
- 5. bent axle according to claim 4, it is characterised in that the asphalt channel is along towards the end face of the eccentric shaft The outward-dipping extension in direction.
- 6. bent axle according to claim 1, it is characterised in that first oilhole and second oilhole are positioned at described straight Both ends on the length direction of section oil groove.
- 7. bent axle according to claim 1, it is characterised in that the periphery wall of the main shaft is provided with the concave part of annular, institute The both ends for stating straight section oil groove extend beyond the concave part.
- 8. according to the bent axle any one of claim 1-7, it is characterised in that first oil groove is formed as annular groove.
- 9. bent axle according to claim 8, it is characterised in that the 3rd oilhole is located in first oil groove.
- 10. a kind of compressor, it is characterised in that including the bent axle according to any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721197373.8U CN207178150U (en) | 2017-09-18 | 2017-09-18 | Bent axle and there is its compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721197373.8U CN207178150U (en) | 2017-09-18 | 2017-09-18 | Bent axle and there is its compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207178150U true CN207178150U (en) | 2018-04-03 |
Family
ID=61747800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721197373.8U Active CN207178150U (en) | 2017-09-18 | 2017-09-18 | Bent axle and there is its compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207178150U (en) |
-
2017
- 2017-09-18 CN CN201721197373.8U patent/CN207178150U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |