CN207813774U - A kind of piston that oil storage box is embedded - Google Patents
A kind of piston that oil storage box is embedded Download PDFInfo
- Publication number
- CN207813774U CN207813774U CN201820040859.9U CN201820040859U CN207813774U CN 207813774 U CN207813774 U CN 207813774U CN 201820040859 U CN201820040859 U CN 201820040859U CN 207813774 U CN207813774 U CN 207813774U
- Authority
- CN
- China
- Prior art keywords
- storage box
- oil storage
- piston
- straight tube
- oil
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of pistons that oil storage box is embedded comprising：Oil storage box, piston barrel, lid and pin shaft fixing seat, the oil storage box is arranged in piston barrel, the pin shaft fixing seat is symmetricly set on the bottom of piston barrel and the lower section positioned at oil storage box, the piston barrel endoporus bottom symmetrical is provided with limit hole, the limited post extended in limit hole is respectively arranged on the pin shaft fixing seat, the oil storage box includes straight tube and spacing ring, the straight tube is arranged concentrically on the top of spacing ring, annular shoe cream room is formed between the outer wall of the straight tube and the inner wall of piston barrel, the top of the straight tube is provided with the oil inlet being connected to annular shoe cream room.The embedded piston of oil storage box described in the utility model, oil storage box is limited using pin shaft fixing seat, and installation and removal are easily serviced, and annular shoe cream room can be in piston motion, parts of lubricating oil is kept in by oil inlet, strengthens the cooling of piston barrel.
Description
Technical field
The utility model is related to piston field more particularly to a kind of pistons that oil storage box is embedded.
Background technology
Piston of automobile cans be compared to the central position of automobile engine, for bearing gas pressure, and is driven and is connected by piston pin
Bar drives bent axle to rotate, and the component part of top land or combustion chamber accounts for extremely important when engine operates
Status.
In recent years, due to the continuous improvement of engine reinforcing degree, rotating speed, mean effective pressure and the piston of engine are flat
Equal speed all has increased significantly than before, therefore the thermic load of engine and mechanical load both increase.And piston
It is cooling not reinforce, temperature rise under high intensity operating mode, it is easier to which if fatigue without cooling down in time, is easy for deforming, and needs
It improves.
Utility model content
The purpose of this utility model is to provide a kind of pistons that oil storage box is embedded, facilitate installation and the dimension of oil storage box
Shield promotes cooling effect.
For this purpose, the utility model uses following technical scheme：
A kind of piston that oil storage box is embedded, including：Oil storage box, piston barrel, lid and pin shaft fixing seat, the lid
It is arranged at the top of piston barrel, the oil storage box is arranged in piston barrel, and the pin shaft fixing seat is symmetricly set on piston
The bottom of cylinder and the lower section for being located at oil storage box, the piston barrel endoporus bottom symmetrical are provided with limit hole, and the axis pin is solid
The limited post extended in limit hole is respectively arranged in reservation, the oil storage box includes straight tube and spacing ring, the straight tube
It is arranged concentrically on the top of spacing ring, forms annular shoe cream room between the outer wall of the straight tube and the inner wall of piston barrel, it is described
The top of straight tube is provided with the oil inlet being connected to annular shoe cream room.
Wherein, the bottom connection of the top of the straight tube and lid touches.
Wherein, the oil inlet is waist-hole type structure.
Wherein, the bottom of the straight tube is provided with the oil dripping hole being connected to annular shoe cream room.
Wherein, it is horizontally arranged with bearing pin mounting hole in the pin shaft fixing seat, spring is provided in the bearing pin mounting hole
Card mounting groove.
Wherein, compression and oil ring groove are provided in the piston barrel outer circle.
Wherein, piston barrel outer circle bottom is provided with the stepped hole being connected to limit hole, is arranged in the stepped hole
There is the bolt being connect with limited post.
The beneficial effects of the utility model：A kind of piston that oil storage box is embedded, oil storage box are carried out using pin shaft fixing seat
Limit, installation and removal are easily serviced, and annular shoe cream room can be in piston motion, temporary storage part by oil inlet
It shares in the benefit lubricating oil, strengthens the cooling of piston barrel, the lubricating oil in annular shoe cream room is gradually flowed out by oil dripping hole, is conducive to moisten
The update of lubricating oil, use are more stablized.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
Specific implementation mode
The technical solution of the utility model is further illustrated with reference to Fig. 1 and by specific embodiment.
A kind of piston that oil storage box is embedded, including：Oil storage box, piston barrel 2, lid 1 and pin shaft fixing seat 11, it is described
Lid 1 is arranged at the top of piston barrel 2, and the oil storage box is arranged in piston barrel 2, and the pin shaft fixing seat 11 is symmetrically set
It sets in the bottom of piston barrel 2 and positioned at the lower section of oil storage box, carries out the support limit of oil storage box, installation is more convenient.
2 endoporus bottom symmetrical of the piston barrel is provided with limit hole 14, is respectively arranged on the pin shaft fixing seat 11
The limited post 7 in limit hole 14 is extended to, positioning is quick, and installation accuracy is high.
The oil storage box includes straight tube 3 and spacing ring 9, and the straight tube 3 is arranged concentrically on the top of spacing ring 9, described
Annular shoe cream room 4 is formed between the outer wall and the inner wall of piston barrel 2 of straight tube 3, the top of the straight tube 3 is provided with stores up with annular
The oil inlet 16 that oil pocket 4 is connected to.Annular shoe cream room 4 can keep in parts of lubricating oil in piston motion by oil inlet 16,
Strengthen the cooling of piston barrel 2.
In the present embodiment, the top of the straight tube 3 is touched with the bottom connection of lid 1, and the top of straight tube 3 is carried out using lid 1
Portion limits, and structural stability is high.
In the present embodiment, the oil inlet 16 is waist-hole type structure, and opening is big, and oil inlet is convenient.The bottom of the straight tube 3 is set
It is equipped with the oil dripping hole 10 being connected to annular shoe cream room 4.Lubricating oil in annular shoe cream room 4 is gradually flowed out by oil dripping hole 10, is had
Conducive to the update of lubricating oil, use is more stablized.
In the present embodiment, it is horizontally arranged with bearing pin mounting hole 8 in the pin shaft fixing seat 11, facilitates the installation of axis pin,
It is provided with Spring Card mounting groove 15 in the bearing pin mounting hole 8, facilitates the installation of Spring Card, facilitates the limit of end part of pin shaft.
In the present embodiment, it is provided with compression 6 and oil ring groove 5 in 2 outer circle of the piston barrel, carries out compression ring and oil respectively
The installation of ring, air-tightness are good.
In the present embodiment, 2 outer circle bottom of the piston barrel is provided with the stepped hole 13 being connected to limit hole 14, the rank
It is provided with the bolt 12 being connect with limited post 7 in terraced hole 13, mounts and dismounts more convenient, sound construction.
The above content is only the preferred embodiment of the utility model, for those of ordinary skill in the art, according to this reality
With novel thought, there will be changes in the specific implementation manner and application range, and the content of the present specification should not be construed as
Limitations of the present invention.
Claims (7)
1. a kind of piston that oil storage box is embedded, which is characterized in that including：Oil storage box, piston barrel, lid and axis pin are fixed
Seat, the lid are arranged at the top of piston barrel, and the oil storage box is arranged in piston barrel, and the pin shaft fixing seat is symmetrical
It is arranged in the bottom of piston barrel and positioned at the lower section of oil storage box, the piston barrel endoporus bottom symmetrical is provided with limit hole,
The limited post extended in limit hole is respectively arranged on the pin shaft fixing seat, the oil storage box includes straight tube and limit
Ring, the straight tube are arranged concentrically on the top of spacing ring, and annular is formed between the outer wall of the straight tube and the inner wall of piston barrel
Shoe cream room, the top of the straight tube are provided with the oil inlet being connected to annular shoe cream room.
2. the embedded piston of oil storage box according to claim 1, which is characterized in that the top of the straight tube and lid
Bottom connection touches.
3. the embedded piston of oil storage box according to claim 1, which is characterized in that the oil inlet is waist-hole type knot
Structure.
4. the embedded piston of oil storage box according to claim 1, which is characterized in that the bottom of the straight tube be provided with
The oil dripping hole of annular shoe cream room connection.
5. the embedded piston of oil storage box according to claim 1, which is characterized in that laterally set in the pin shaft fixing seat
It is equipped with bearing pin mounting hole, Spring Card mounting groove is provided in the bearing pin mounting hole.
6. the embedded piston of oil storage box according to claim 1, which is characterized in that be arranged in the piston barrel outer circle
There are compression and oil ring groove.
7. the embedded piston of oil storage box according to claim 1, which is characterized in that piston barrel outer circle bottom is set
It is equipped with the stepped hole being connected to limit hole, the bolt being connect with limited post is provided in the stepped hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820040859.9U CN207813774U (en) | 2018-01-11 | 2018-01-11 | A kind of piston that oil storage box is embedded |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820040859.9U CN207813774U (en) | 2018-01-11 | 2018-01-11 | A kind of piston that oil storage box is embedded |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207813774U true CN207813774U (en) | 2018-09-04 |
Family
ID=63327004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820040859.9U Expired - Fee Related CN207813774U (en) | 2018-01-11 | 2018-01-11 | A kind of piston that oil storage box is embedded |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207813774U (en) |
-
2018
- 2018-01-11 CN CN201820040859.9U patent/CN207813774U/en not_active Expired - Fee Related
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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: 20180904 Termination date: 20210111 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |