CN211975189U - Engine piston lubricating device - Google Patents
Engine piston lubricating device Download PDFInfo
- Publication number
- CN211975189U CN211975189U CN202020358071.XU CN202020358071U CN211975189U CN 211975189 U CN211975189 U CN 211975189U CN 202020358071 U CN202020358071 U CN 202020358071U CN 211975189 U CN211975189 U CN 211975189U
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- China
- Prior art keywords
- oil
- piston body
- piston
- connecting rod
- oil return
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- Expired - Fee Related
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Abstract
The utility model discloses an engine piston lubricating arrangement, including piston body, oil trap and oil gallery, the shaping of the peripheral lateral wall upper end of piston body has the compression annular, the compression annular has two, keep away from on the piston body compression annular below is provided with the oil ring groove, the shaping of both sides has the oil outlet in the oil ring groove, keep away from on the piston body the shaping of oil ring groove below has the oil gallery, the shaping of both sides has the oil gallery in the oil gallery, the oil gallery adopts the structure of downward sloping. Has the advantages that: the utility model discloses a design of oil trap, oil outlet, oil gallery and the oil gallery of tilting for the oil production and the oil return of piston body in the course of the work are more smooth and easy, have effectively avoided making oil production and oil return speed slower because of the adhesion of machine oil, have improved the lubricated effect of piston body, the high-efficient work of the piston body of being convenient for, and the practicality is good.
Description
Technical Field
The utility model relates to an engine piston lubrication technology field, concretely relates to engine piston lubricating arrangement.
Background
A piston engine, also called a reciprocating engine, is an engine that converts pressure into rotational energy using one or more pistons. In which pistons are often required to be lubricated, and the movement of the connecting rod to throw oil from the engine against the pistons is the primary means of lubrication.
However, the part connected with the oil outlet in the existing engine piston mainly adopts a straight structure, and the structure of the oil return hole on the piston and the structure of the oil return hole are also mainly straight structures, so that the speed of oil outlet and oil return is slower when the piston is lubricated by using engine oil in the engine, the lubricating effect of the piston is reduced, the efficient work of the piston is not convenient, and therefore, a novel engine piston lubricating device is urgently needed to solve the existing problems.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to overcome the defects of the prior art, the engine piston lubricating device is provided, and the problems that the part connected with the oil outlet in the existing engine piston is mainly of a straight structure, the structure of the oil return hole on the piston and the structure of the oil return hole are also mainly of a straight structure, so that the speed of oil outlet and oil return is low when the engine oil inside the engine is used for lubricating the piston, the lubricating effect of the piston is reduced, and the efficient work of the piston is not convenient are solved.
(II) technical scheme
The utility model discloses a following technical scheme realizes: the utility model provides an engine piston lubricating device, which comprises a piston body, an oil collecting groove and an oil return groove, compression ring grooves are formed at the upper end of the peripheral side wall of the piston body, the number of the compression ring grooves is two, an oil ring groove is arranged on the piston body and far away from the lower part of the compression ring groove, oil outlets are formed in two sides in the oil ring groove, the oil return groove is formed on the piston body and far away from the lower part of the oil ring groove, oil return holes are formed in two sides in the oil return groove, the oil return holes are of a downward inclined structure and are communicated with the interior of the piston body, the oil collecting groove is formed in the piston body close to the oil outlet and adopts a concave structure, the oil outlet with the oil trap bottom intercommunication, the internal mode through the card pressure of piston is fixed with the adapter sleeve, the adapter sleeve middle part is provided with the connecting rod, connecting rod both sides wall middle part is provided with the oil duct.
Through adopting above-mentioned technical scheme, through the oil trap the oil outlet oil gallery and tilting the design of oil gallery makes the oil production and the oil return of piston body in the course of the work are more smooth and easy, have effectively avoided making oil production and oil return speed slower because of the adhesive action of machine oil, have improved the lubricated effect of piston body is convenient for the high-efficient work of piston body, the practicality is good.
Further, the oil ring groove is formed in the piston body, and the oil collecting groove is of an annular structure.
Through adopting above-mentioned technical scheme, through the oil ring groove can be scraped some engine oil of lubrication into in the oil gallery, the recovery of the engine oil of being convenient for avoids causing because of engine oil enters into the cylinder and draws the jar.
Furthermore, the oil return grooves are of arc structures, and the number of the oil return grooves is two.
Through adopting above-mentioned technical scheme, can realize the quick collection of machine oil.
Furthermore, the connecting rod with the adapter sleeve is rotated and is connected, the oil duct shaping in on the connecting rod, the oil duct has two.
By adopting the technical scheme, the normal installation of the connecting rod can be realized.
Furthermore, a first mounting sleeve is formed at the bottom end of the connecting rod, a second mounting sleeve is connected to the lower side of the first mounting sleeve through a bolt, and the first mounting sleeve and the second mounting sleeve are both provided with connecting rod bearing bushes.
By adopting the technical scheme, the connecting rod, the first mounting sleeve and the second mounting sleeve are all in the prior art, the connecting rod is rotated mainly by connecting the connecting rod with a power part in an engine, and then the connecting rod drives the piston body to do reciprocating linear motion in an engine cylinder.
(III) advantageous effects
Compared with the prior art, the utility model, following beneficial effect has:
for solving in the current engine piston and the oil outlet position that links to each other mainly adopt straight structure, and the structure of oil return hole on the piston and the structure of oil return hole department also all mainly adopt straight structure, it is slower to result in the speed of producing oil and oil return when utilizing the inside machine oil of engine to lubricate the piston, has reduced the lubricated effect of piston, the problem of the work of piston efficient of being not convenient for, the utility model discloses a design of oil return hole of oil trap, oil outlet, oil return groove and tilting for the piston body is the play oil and the oil return of course more smooth and easy, has effectively avoided making oil and oil return speed slower because of the adhesive effect of machine oil, has improved the lubricated effect of piston body, the high-efficient work of the piston body of being convenient for, the practicality is good.
Drawings
Fig. 1 is a schematic structural diagram of an engine piston lubricating device according to the present invention;
fig. 2 is a main sectional view of a piston body in the piston lubricating apparatus of the engine according to the present invention.
The reference numerals are explained below:
1. compressing the ring groove; 2. an oil ring groove; 3. a piston body; 4. a connecting rod; 5. mounting a first sleeve; 6. mounting a second sleeve; 7. an oil passage; 8. an oil return groove; 9. an oil outlet hole; 10. an oil sump; 11. an oil return hole; 12. a connecting sleeve.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1-2, the engine piston lubricating device in this embodiment includes a piston body 3, an oil collecting tank 10 and an oil return tank 8, wherein a compression ring groove 1 is formed at the upper end of the peripheral side wall of the piston body 3, two compression ring grooves 1 are provided, the compression ring groove 1 can form a layer of gas ring with an engine cylinder during operation to ensure the sealing performance between the piston body 3 and the engine cylinder, the oil ring groove 2 is provided below the piston body 3 away from the compression ring groove 1, oil outlets 9 are formed at two sides in the oil ring groove 2, the oil return tank 8 is formed below the piston body 3 away from the oil ring groove 2, oil return holes 11 are formed at two sides in the oil return tank 8, the oil return holes 11 adopt a downward-inclined structure, the oil return holes 11 are communicated with the inside of the piston body 3, the oil collecting tank 10 is formed in the piston body 3 near the oil outlet 9, the oil collecting tank 10 adopts a concave, the mode of pressing through the card in the piston body 3 is fixed with adapter sleeve 12, adapter sleeve 12 middle part is provided with connecting rod 4, 4 both sides wall middle parts of connecting rod are provided with oil duct 7, through oil trap 10, oil outlet 9, the design of oil gallery 8 and the oil gallery 11 of tilting, make the play oil of piston body 3 in the course of the work and the oil return more smoothly, effectively avoided making out oil and oil return speed slower because of the adhesive effect of machine oil, the lubrication effect of piston body 3 has been improved, the high-efficient work of piston body 3 of being convenient for, the practicality is good.
As shown in fig. 1-2, in the present embodiment, an oil ring groove 2 is formed on a piston body 3, an oil collecting groove 10 is of an annular structure, oil lubricated by the oil ring groove 2 can be scraped into an oil return groove 8, which facilitates the recovery of the oil and avoids cylinder scuffing caused by the oil entering into a cylinder, the oil return groove 8 is of an arc-shaped structure, two oil return grooves 8 can realize the rapid collection of the oil, a connecting rod 4 is rotatably connected with a connecting sleeve 12, two oil passages 7 are formed on the connecting rod 4, two oil passages 7 can realize the normal installation of the connecting rod 4, a mounting sleeve 5 is formed at the bottom end of the connecting rod 4, a mounting sleeve two 6 is connected below the mounting sleeve 5 through bolts, the mounting sleeve one 5 and the mounting sleeve two 6 both have connecting rod bearing bushes, the connecting rod 4, the mounting sleeve one 5 and the mounting sleeve two 6 are of the prior art, the connecting rod 4 is mainly connected with power components in an engine to rotate the connecting rod 4, and then the piston body 3 is driven by the connecting rod 4 to do reciprocating linear motion in the engine cylinder.
The specific implementation process of this embodiment is as follows: when the device is used, firstly, the device is installed on a power part in an engine through the first installation sleeve 5 and the second installation sleeve 6, the piston body 3 is located in an engine cylinder, then, the engine is started to drive the device to work, in the working process of the device, engine oil stored in the oil duct 7 can be thrown into the oil collecting groove 10 along with the movement of the connecting rod 4, the engine oil entering the oil collecting groove 10 can enter a gap between the piston body 3 and the engine cylinder through the oil outlet 9 to form an oil film, so that the piston body 3 is lubricated in the working process, the engine oil can be scraped into the oil return groove 8 under the action of the oil ring groove 2 in the return stroke of the piston body 3, the engine oil entering the oil return groove 8 can flow into the engine, the recycling of the engine oil is realized, the oil can not enter the cylinder, and the oil can pass through the oil collecting groove 10, the oil outlet 9, The oil return groove 8 and the inclined oil return hole 11 are designed, so that oil production and oil return of the piston body 3 in the working process are smoother, the oil production and oil return speed are lower due to the adhesion of engine oil, the lubricating effect of the piston body 3 is improved, the piston body 3 is convenient to work efficiently, and the practicability is good.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.
Claims (5)
1. An engine piston lubricating arrangement, characterized by: including piston body (3), oil trap (10) and oil return tank (8), the shaping of the peripheral lateral wall upper end of piston body (3) has compression annular (1), compression annular (1) has two, keep away from on piston body (3) compression annular (1) below is provided with oil ring groove (2), the shaping of both sides has oil outlet (9) in oil ring groove (2), keep away from on piston body (3) oil ring groove (2) below shaping has oil return tank (8), the shaping of both sides has oil return hole (11) in oil return tank (8), oil return hole (11) adopt the structure of downward sloping, oil return hole (11) with piston body (3) inside intercommunication, be close to in piston body (3) oil outlet (9) department shaping has oil trap (10), oil trap (10) adopt the indent structure, oil outlet (9) with oil trap (10) bottom intercommunication, a connecting sleeve (12) is fixed in the piston body (3) in a clamping and pressing mode, a connecting rod (4) is arranged in the middle of the connecting sleeve (12), and oil ducts (7) are arranged in the middle of two side walls of the connecting rod (4).
2. An engine piston lubrication device as claimed in claim 1, wherein: the oil ring groove (2) is formed in the piston body (3), and the oil collecting groove (10) is of an annular structure.
3. An engine piston lubrication device as claimed in claim 1, wherein: the oil return grooves (8) are of arc structures, and the number of the oil return grooves (8) is two.
4. An engine piston lubrication device as claimed in claim 1, wherein: the connecting rod (4) is rotatably connected with the connecting sleeve (12), the oil ducts (7) are formed in the connecting rod (4), and the number of the oil ducts (7) is two.
5. An engine piston lubrication device as claimed in claim 1, wherein: the mounting sleeve I (5) is formed at the bottom end of the connecting rod (4), a mounting sleeve II (6) is connected to the lower portion of the mounting sleeve I (5) through a bolt, and the mounting sleeve I (5) and the mounting sleeve II (6) are provided with connecting rod bearing bushes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020358071.XU CN211975189U (en) | 2020-03-20 | 2020-03-20 | Engine piston lubricating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020358071.XU CN211975189U (en) | 2020-03-20 | 2020-03-20 | Engine piston lubricating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211975189U true CN211975189U (en) | 2020-11-20 |
Family
ID=73380035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020358071.XU Expired - Fee Related CN211975189U (en) | 2020-03-20 | 2020-03-20 | Engine piston lubricating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211975189U (en) |
-
2020
- 2020-03-20 CN CN202020358071.XU patent/CN211975189U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201120 Termination date: 20210320 |