CN107355366A - Vehicle air compressor piston - Google Patents
Vehicle air compressor piston Download PDFInfo
- Publication number
- CN107355366A CN107355366A CN201710693151.3A CN201710693151A CN107355366A CN 107355366 A CN107355366 A CN 107355366A CN 201710693151 A CN201710693151 A CN 201710693151A CN 107355366 A CN107355366 A CN 107355366A
- Authority
- CN
- China
- Prior art keywords
- oil
- groove
- oil seal
- ring
- sealing gland
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/0005—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00 adaptations of pistons
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/04—Measures to avoid lubricant contaminating the pumped fluid
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressor (AREA)
Abstract
Invention is related to mounting technology field, especially a kind of vehicle air compressor piston, sealing gland ring including piston body, for sealing gas and the oil seal ring for sealing lubricating oil, piston body is provided with the first sealing gland groove, the second sealing gland groove and the 3rd oil seal groove, sealing gland ring is respectively sleeved in the first sealing gland groove and the second sealing gland groove, angling hole is provided with 3rd oil seal groove, oil seal ring includes inner ring and outer rings, oil seal ring is provided with bar hole, outer shroud is circumferentially with U-shaped lubrication oil sump tank, and lubrication oil sump tank is connected by bar hole with inner ring；Oil seal ring is set in the 3rd oil seal groove, by setting the bar hole for connecting lubrication oil sump tank with inner ring on oil seal ring, and oil-through-hole is designed to that the convenient oil by the 3rd oil seal groove imports the angling hole of cavity, so as to greatly improve the speed that lubricating oil is flowed into crankcase, avoid lubricating oil is excessive from being retained on cylinder inner wall, it is therefore prevented that lubricating oil enters in cylinder block.
Description
Technical field
Invention is related to vehicle air compressor technical field, especially a kind of vehicle air compressor piston.
Background technology
Vehicle air compressor mainly includes crankcase, bent axle, connecting rod, piston, piston pin, cylinder cap and cylinder block, existing sky
Press piston, in order to solve that the generation of the failures such as cylinder, scuffing of cylinder bore is embraced during pistons work, when passing through crank rotation from crankcase
By on lubricating oil splash to cylinder inner wall, piston head is lubricated, improves the lubricating condition between piston and cylinder, diminution is started
The fit clearance of machine piston and cylinder, reduces noise, avoids engine power loss caused by lower qi of chong channel ascending adversely, improves hair
The power performance and use reliability of motivation, while scraped oil unnecessary on cylinder inner wall by oil seal ring, and pass through logical oil
Hole imports unnecessary lubricating oil in crankcase, but when the lubrication Chuck Steak being splashed on cylinder inner wall, it may result in oil
It is not smooth that lubricating oil in sealing groove flows into crankcase, it is easy to causes lubricating oil to enter in cylinder block, and then causes a series of ask
Topic.
The content of the invention
Invention technical problems to be solved are：, will in order to solve when the lubrication Chuck Steak being splashed on cylinder inner wall
The lubricating oil in oil seal groove is caused to flow into crankcase not smooth, it is easy to which the problem of causing lubricating oil to enter in cylinder, invention provide
A kind of vehicle air compressor piston, by setting the bar hole for connecting collecting tank with inner ring on oil seal ring, and by oil-through-hole
It is designed to that the convenient oil by the 3rd oil seal groove imports the angling hole of cavity, is flowed into so as to greatly improve lubricating oil in crankcase
Speed, avoid lubricating oil is excessive from being retained on cylinder inner wall, it is therefore prevented that lubricating oil enters in cylinder block.
Technical scheme is used by invention solves its technical problem：A kind of vehicle air compressor piston,
Sealing gland ring including piston body, for sealing gas and the oil seal ring for sealing lubricating oil,
The piston body is sequentially provided with the first sealing gland groove, the second sealing gland groove and the 3rd oil seal groove from top to bottom, in the piston body
Cavity provided with one end open, the pin shaft hole for fixed pin shaft is additionally provided with the piston body,
The sealing gland ring is respectively sleeved in the first sealing gland groove and the second sealing gland groove,
The angling hole that the convenient oil by the 3rd oil seal groove imports cavity is provided with 3rd oil seal groove,
The oil seal ring includes inner ring and outer rings, and the oil seal ring is provided with the bar hole that convenient oil imports the 3rd oil seal groove, institute
State outer shroud and be circumferentially with U-shaped lubrication oil sump tank, the lubrication oil sump tank is connected by bar hole with inner ring；
The oil seal ring is set in the 3rd oil seal groove.
Specifically, the sealing gland ring is provided with the slow oil groove for preventing that oil from entering in cylinder block, when sealing gland ring set is mounted in first
When on sealing gland groove or the second sealing gland groove, sealing gland ring and the first sealing gland groove or the second sealing gland groove form Huan You areas, store unnecessary profit
Lubricating oil prevents lubricating oil from entering in cylinder block.
Enter to be more convenient lubricating oil in oil seal groove, the bar hole exists in the length of outer shroud upper shed more than bar hole
The length of inner ring upper shed, the bar hole form inclined-plane in outer shroud upper shed and bar hole in the line of inner ring upper shed.
Specifically, the inclined-plane and the angle of inner ring are 20 degree of -60 degree, i.e., this angle is the infall of inclined-plane and inner ring surface
Section and inclined-plane angle.
In order to enter row buffering shock-absorbing to oil seal ring, the piston also includes ring spring,
The inner ring is circumferentially with the fixing groove of arc,
The ring spring is set in the 3rd oil seal groove, and the oil seal ring is enclosed on ring spring and by fixing groove and annular
Spring matching is fixed, and by setting ring spring to avoid the damage of oil seal ring, also functions to the support force outside to oil seal ring,
Guarantee scrapes lubricating oil.
Enter to be more convenient lubricating oil in crankcase, the angle of the axis of the angling hole and the axis of piston body is 10
The degree of degree -80.
Specifically, the angle is 30 degree, 45 degree, 60 degree or 75 degree.
It is further ensured that and scrapes the lubricating oil of cylinder inner wall, is additionally provided with the 4th oil seal groove on the piston body, described
Pin shaft hole is provided between four oil seal grooves and the 3rd oil seal groove.
Specifically, the following of the 3rd oil seal groove is provided with chamfered region, forms reserve in chamfered region, stores unnecessary profit
Lubricating oil, air compressor machine can be reduced and alter oil.
Unnecessary lubricating oil is imported in crankcase in order to facilitate angling hole, the import of the angling hole is arranged on chamfered region
With the following junction of the 3rd oil seal groove.
The beneficial effect of invention is：Invention provides a kind of vehicle air compressor piston, will profit by being set on oil seal ring
The bar hole that lubricating oil collecting tank connects with inner ring, and oil-through-hole is designed to that the convenient oil by the 3rd oil seal groove imports cavity
Angling hole, so as to greatly improve the speed that lubricating oil is flowed into crankcase, avoid lubricating oil is excessive from being retained on cylinder inner wall,
Lubricating oil is prevented to enter in cylinder block；
By being provided with the slow oil groove for preventing that oil from entering in cylinder block on sealing gland ring, when sealing gland ring set is mounted in the first sealing gland groove or the
When on two sealing gland grooves, sealing gland ring and the first sealing gland groove or the second sealing gland groove form Huan You areas, and storing unnecessary lubricating oil prevents from moistening
Lubricating oil enters in cylinder block；
By setting ring spring to avoid the damage of oil seal ring, in order to enter row buffering shock-absorbing to oil seal ring, also function to oil
The outside support force of seal ring, ensures to scrape lubricating oil.
Brief description of the drawings
Invention is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is the structural representation of the vehicle air compressor piston of the present invention；
Fig. 2 is the structural representation of piston body；
Fig. 3 is the structural representation of oil seal ring；
Fig. 4 is the structural representation of sealing gland ring；
Fig. 5 is the structural representation of ring spring.
Wherein：11st, piston body；12nd, the first sealing gland groove；13rd, the second sealing gland groove；14th, the 3rd oil seal groove；15th, the 4th oil sealing
Groove；16th, pin shaft hole；17th, sealing gland ring；18th, oil seal ring；19th, ring spring；20th, cavity；21st, angling hole；22nd, inner ring；23rd, it is outer
Ring；24th, bar hole；25th, oil sump tank is lubricated；26th, fixing groove；27th, inclined-plane；28th, chamfered region；29th, oil groove is delayed.
Embodiment
Invention is described in further detail presently in connection with accompanying drawing.These accompanying drawings are simplified schematic diagram, only to show
Meaning mode illustrates the basic structure of invention, therefore it only shows the composition relevant with invention.
Embodiment 1
As Figure 1-5, a kind of vehicle air compressor piston, including piston body 11, the sealing gland ring 17 for sealing gas and be used for
The oil seal ring 18 of sealing lubricating oil, piston body 11 are sequentially provided with the first sealing gland groove 12, the second sealing gland groove 13 and the 3rd from top to bottom
Oil seal groove 14, the cavity 20 of one end open is provided with piston body 11, the pin shaft hole for fixed pin shaft 5 is additionally provided with piston body 11
16, sealing gland ring 17 is respectively sleeved in the first sealing gland groove 12 and the second sealing gland groove 13, and it is convenient by the to be provided with the 3rd oil seal groove 14
Oil in three oil seal grooves 14 imports the angling hole 21 of cavity 20, and oil seal ring 18 includes inner ring 22 and outer shroud 23, set on oil seal ring 18
There is the bar hole 24 that convenient oil imports the 3rd oil seal groove 14, outer shroud 23 is circumferentially with U-shaped lubrication oil sump tank 25, and lubricating oil is received
Collection groove 25 is connected by bar hole 24 with inner ring 22；Oil seal ring 18 is set in the 3rd oil seal groove 14.
In a kind of specific embodiment, sealing gland ring 17 is provided with the slow oil groove 29 for preventing that oil from entering in cylinder block.
Preferably, bar hole 24 is more than length of the bar hole 24 in the upper shed of inner ring 22 in the length of the upper shed of outer shroud 23
Degree, bar hole 24 form inclined-plane 27 in the upper shed of outer shroud 23 and bar hole 24 in the line of the upper shed of inner ring 22.
The angle on wherein inclined-plane 27 and inner ring 22 is 20 degree of -60 degree.
Embodiment 2
Essentially identical with the technical scheme of embodiment 1, difference is：Also include ring spring 19, inner ring 22 is circumferentially with
The fixing groove 26 of arc, ring spring 19 are set in the 3rd oil seal groove 14, and oil seal ring 18 is enclosed on ring spring 19 and passed through
Fixing groove 26 matches fixation with ring spring 19.Preferably, the angle of the axis of angling hole 21 and the axis of piston body 11 is
10 degree of -80 degree.
Wherein angle is 30 degree, 45 degree, 60 degree or 75 degree.
Preferably, the 4th oil seal groove 15 is additionally provided with piston body 11, between the 4th oil seal groove 15 and the 3rd oil seal groove 14
Provided with pin shaft hole 16.
Preferably, the following of the 3rd oil seal groove 14 is provided with chamfered region 28.
Preferably, the import of angling hole 21 is arranged on the following junction of the oil seal groove 14 of chamfered region 28 and the 3rd.
Lubricating oil on cylinder inner wall at work, is scraped, then passes through bar hole by piston by oil seal ring 18 first
24 import lubricating oil in oil seal groove, then are imported lubricating oil in crankcase by angling hole 21, and unnecessary lubricating oil can be deposited
Storage is imported in crankcase in chamfered region and by angling hole 21 by lubricating oil, so as to prevent lubricating oil from entering in cylinder.
It is complete by above-mentioned description, relevant staff using the above-mentioned desirable embodiment according to invention as enlightenment
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention'.This invention it is technical
Scope is not limited to the content on specification, it is necessary to determines its technical scope according to right.
Claims (10)
- A kind of 1. vehicle air compressor piston, it is characterised in that：IncludingPiston body（11）, sealing gland ring for sealing gas（17）With the oil seal ring for sealing lubricating oil（18）,The piston body（11）The first sealing gland groove is sequentially provided with from top to bottom（12）, the second sealing gland groove（13）With the 3rd oil seal groove （14）, the piston body（11）The interior cavity provided with one end open（20）, the piston body（11）On be additionally provided with for steady pin Axle（5）Pin shaft hole（16）,The sealing gland ring（17）It is respectively sleeved at the first sealing gland groove（12）With the second sealing gland groove（13）It is interior,3rd oil seal groove（14）It is interior to be provided with the 3rd oil seal groove conveniently（14）Interior oil imports cavity（20）Angling hole （21）,The oil seal ring（18）Including inner ring（22）And outer shroud（23）, the oil seal ring（18）It is provided with convenient oil and imports the 3rd oil Sealing groove（14）Bar hole（24）, the outer shroud（23）It is circumferentially with U-shaped lubrication oil sump tank（25）, the lubricating oil collection Groove（25）Pass through bar hole（24）With inner ring（22）Connection；The oil seal ring（18）It is set in the 3rd oil seal groove（14）It is interior.
- 2. vehicle air compressor piston as claimed in claim 1, it is characterised in that：The sealing gland ring（17）Being provided with prevents oil from entering Enter the slow oil groove in cylinder block（29）.
- 3. vehicle air compressor piston as claimed in claim 1, it is characterised in that：The bar hole（24）In outer shroud（23）On open The length of mouth is more than bar hole（24）In inner ring（22）The length of upper shed, the bar hole（24）In outer shroud（23）Upper shed with Bar hole（24）In inner ring（22）The line of upper shed forms inclined-plane（27）.
- 4. vehicle air compressor piston as claimed in claim 3, it is characterised in that：The inclined-plane（27）With inner ring（22）Angle For 20 degree of -60 degree.
- 5. vehicle air compressor piston as claimed in claim 1, it is characterised in that：Also include ring spring（19）,The inner ring（22）It is circumferentially with the fixing groove of arc（26）,The ring spring（19）It is set in the 3rd oil seal groove（14）It is interior, the oil seal ring（18）It is enclosed on ring spring（19）On simultaneously Pass through fixing groove（26）With ring spring（19）Matching is fixed.
- 6. vehicle air compressor piston as claimed in claim 1, it is characterised in that：The angling hole（21）Axis and piston body （11）Axis angle be 10 degree -80 degree.
- 7. vehicle air compressor piston as claimed in claim 6, it is characterised in that：The angle is 30 degree, 45 degree, 60 degree or 75 Degree.
- 8. vehicle air compressor piston as claimed in claim 1, it is characterised in that：The piston body（11）On be additionally provided with the 4th oil Sealing groove（15）, the 4th oil seal groove（15）With the 3rd oil seal groove（14）Between be provided with pin shaft hole（16）.
- 9. vehicle air compressor piston as claimed in claim 1, it is characterised in that：3rd oil seal groove（14）Following be provided with Chamfered region（28）.
- 10. vehicle air compressor piston as claimed in claim 9, it is characterised in that：The angling hole（21）Import be arranged on Chamfered region（28）With the 3rd oil seal groove（14）Following junction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710693151.3A CN107355366A (en) | 2017-08-14 | 2017-08-14 | Vehicle air compressor piston |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710693151.3A CN107355366A (en) | 2017-08-14 | 2017-08-14 | Vehicle air compressor piston |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107355366A true CN107355366A (en) | 2017-11-17 |
Family
ID=60288360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710693151.3A Pending CN107355366A (en) | 2017-08-14 | 2017-08-14 | Vehicle air compressor piston |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107355366A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110067734A (en) * | 2019-06-05 | 2019-07-30 | 丹阳市常盛机械有限公司 | A kind of vehicle air compressor piston |
| CN112780526A (en) * | 2020-12-31 | 2021-05-11 | 江苏恒浩机电制造有限公司 | Easily-machined piston for refrigerator compressor and manufacturing process thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5573536U (en) * | 1978-11-16 | 1980-05-21 | ||
| CN202165246U (en) * | 2011-07-09 | 2012-03-14 | 浙江新奥机械制造有限公司 | Piston used on air compressor |
| CN202300692U (en) * | 2011-10-21 | 2012-07-04 | 上汽通用五菱汽车股份有限公司 | Second gas ring for engine |
| CN203892038U (en) * | 2013-12-27 | 2014-10-22 | 中国第一汽车股份有限公司 | Natural gas engine piston ring group |
| CN204755101U (en) * | 2015-05-25 | 2015-11-11 | 华晨汽车集团控股有限公司 | Take two piston gas rings of semicircle conical surface |
| CN206071743U (en) * | 2016-09-14 | 2017-04-05 | 安徽江淮汽车集团股份有限公司 | A kind of oil piston ring |
| CN207093319U (en) * | 2017-08-14 | 2018-03-13 | 丹阳市常盛机械有限公司 | vehicle air compressor piston |
-
2017
- 2017-08-14 CN CN201710693151.3A patent/CN107355366A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5573536U (en) * | 1978-11-16 | 1980-05-21 | ||
| CN202165246U (en) * | 2011-07-09 | 2012-03-14 | 浙江新奥机械制造有限公司 | Piston used on air compressor |
| CN202300692U (en) * | 2011-10-21 | 2012-07-04 | 上汽通用五菱汽车股份有限公司 | Second gas ring for engine |
| CN203892038U (en) * | 2013-12-27 | 2014-10-22 | 中国第一汽车股份有限公司 | Natural gas engine piston ring group |
| CN204755101U (en) * | 2015-05-25 | 2015-11-11 | 华晨汽车集团控股有限公司 | Take two piston gas rings of semicircle conical surface |
| CN206071743U (en) * | 2016-09-14 | 2017-04-05 | 安徽江淮汽车集团股份有限公司 | A kind of oil piston ring |
| CN207093319U (en) * | 2017-08-14 | 2018-03-13 | 丹阳市常盛机械有限公司 | vehicle air compressor piston |
Non-Patent Citations (1)
| Title |
|---|
| 杨益明 等: "《汽车发动机构造与维修》", 31 August 2007, 西安电子科技大学出版社 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110067734A (en) * | 2019-06-05 | 2019-07-30 | 丹阳市常盛机械有限公司 | A kind of vehicle air compressor piston |
| CN112780526A (en) * | 2020-12-31 | 2021-05-11 | 江苏恒浩机电制造有限公司 | Easily-machined piston for refrigerator compressor and manufacturing process thereof |
| CN112780526B (en) * | 2020-12-31 | 2022-03-04 | 江苏恒浩机电制造有限公司 | Easily-machined piston for refrigerator compressor and manufacturing process thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171117 |
|
| RJ01 | Rejection of invention patent application after publication |