CN211901555U - High-precision piston pin axial movement prevention piston device - Google Patents
High-precision piston pin axial movement prevention piston device Download PDFInfo
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- CN211901555U CN211901555U CN201922033138.2U CN201922033138U CN211901555U CN 211901555 U CN211901555 U CN 211901555U CN 201922033138 U CN201922033138 U CN 201922033138U CN 211901555 U CN211901555 U CN 211901555U
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- piston
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- positioning
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- 230000002265 prevention Effects 0.000 title description 4
- 238000000034 method Methods 0.000 abstract description 5
- 239000010705 motor oil Substances 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 2
- 239000000567 combustion gas Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
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- Pistons, Piston Rings, And Cylinders (AREA)
Abstract
The utility model relates to the field of automobile pistons, in particular to a high-precision piston pin axial-direction-movement-prevention piston device, which consists of a piston, a piston pin and a piston positioning pin, wherein the piston is provided with a connecting rod I-shaped clamping groove and a piston pin through hole, the connecting rod I-shaped clamping groove is specially provided with an e bulge and an f bulge, the e bulge is provided with a piston mark, and the f bulge is provided with a piston pin positioning hole; and one ends of the piston pin and the piston positioning pin are flat cylindrical, a piston positioning pin through hole is specially arranged at one flat cylindrical end of the piston pin, and the piston pin and the piston positioning pin are connected and matched through the piston positioning pin through hole, the piston pin through hole and the piston positioning pin positioning hole. In the operation process of the engine, the piston pin can rotate slowly through the positioning pin, so that the piston pin is prevented from moving axially to influence the work of the engine and cause the work obstacle of the engine. Piston device, reducible engine work obstacle.
Description
Technical Field
The utility model relates to a piston processing technology field, in particular to high accuracy prevents that piston pin axial from moving piston device.
Background
The piston mainly functions to bear the gas pressure of the cylinder and transmit the force to the connecting rod through the piston pin to push the crankshaft to rotate, and the piston transmits the pressure of the combustion gas to the crankshaft to rotate the crankshaft and output power. The piston pin through hole is an indispensable part of the piston, and transmits the gas force at the top of the piston to the connecting rod through the piston pin.
The piston is deteriorated by high temperature and high pressure, engine oil and the like, and the piston pin is abraded and axially rotates under the influence of the working environment, so that the piston is seriously abraded, and the engine is blocked or does not work. The utility model provides a prevent that piston pin axial cluster moves and constantly supplies oil in order to reduce piston pin wearing and tearing piston device to the piston pin.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a high-precision piston pin axial movement prevention device, which is characterized in that a piston pin positioning hole is specially arranged on an f-shaped bulge of a connecting rod I-shaped clamping groove, and a piston positioning pin through hole is specially arranged at one flat cylindrical end of a piston pin; the piston pin and the piston positioning pin are connected and matched with the piston pin positioning hole through the piston positioning pin through hole. In the operation process of the engine, the piston pin can rotate slowly through the positioning pin, so that the piston pin is prevented from moving axially to influence the work of the engine and cause the work obstacle of the engine. Engine oil can be transported to the piston pin through the piston pin positioning hole and the piston pin positioning through hole to lubricate the piston, so that the abrasion of the piston pin is reduced, and the service life of the piston is prolonged.
For realizing aforementioned utility model purpose, adopt a high accuracy and prevent piston pin axial cluster piston device, its characterized in that: the piston is provided with a connecting rod I-shaped clamping groove and a piston pin through hole, the connecting rod I-shaped clamping groove is specially provided with an e bulge and an f bulge, the e bulge is provided with a piston mark, the f bulge is provided with a piston pin positioning hole, one ends of the piston pin and the piston pin are both flat cylindrical, one end of the piston pin is specially provided with a piston pin through hole, and the piston pin are connected and matched through the piston pin through hole, the piston pin through hole and the piston pin positioning hole.
Further, the diameter of the piston pin positioning hole is 1.5-2 mm.
Further, the piston pin positioning hole is communicated with the piston pin through hole.
Further, the diameter of the flat end of the piston pin and the piston pin is 4/5 of the diameter of the other end.
Further, the diameter of the piston pin positioning through hole is 3-4 mm.
Compared with the prior art, the utility model has the advantages that: a piston pin positioning hole is specially arranged on the f bulge of the connecting rod I-shaped clamping groove, and a piston positioning pin through hole is specially arranged at one flat cylindrical end of the piston pin; the piston pin and the piston positioning pin are connected and matched with the piston pin positioning hole through the piston positioning pin through hole. In the operation process of the engine, the piston pin can rotate slowly through the positioning pin, so that the piston pin is prevented from moving axially to influence the work of the engine and cause the work obstacle of the engine. The piston can be lubricated by using the piston pin positioning hole and the piston pin positioning through hole to transport engine oil like a piston pin, so that the abrasion of the piston pin is reduced, and the service life of the piston is prolonged.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below.
Fig. 1 is a device diagram of a device for preventing a piston pin from axially moving in an embodiment of the present invention.
Fig. 2 is a front view of a piston in a piston device for preventing piston pin from axially moving in an embodiment of the present invention.
Fig. 3 is a right side view of a piston of the piston device for preventing the piston pin from axially moving in the embodiment of the present invention.
Fig. 4 is a front view of a piston pin in a piston device for preventing the piston pin from axially moving with high precision according to an embodiment of the present invention.
Fig. 5 is a front view of a piston pin of the device for preventing the piston pin from moving axially in the embodiment of the present invention.
In the drawings: 1. a piston; 2. a piston pin; 3. a piston positioning pin; 4 connecting rod I-shaped clamping grooves; 5. e, protruding; 6. f, convex; 7. a piston pin positioning hole; 8. a piston positioning pin through hole; 9. a piston mark; 10. A piston pin through hole.
Detailed Description
In view of the deficiencies in the prior art, the technical solution of the present invention can be provided through long-term research and a large amount of practice. The technical solution in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention.
Fig. 1 is the embodiment of the utility model provides a high accuracy prevents that piston pin axial from moving device picture of piston device, fig. 2 is the embodiment of the utility model provides a high accuracy prevents that piston pin axial from moving piston device well piston head view, fig. 3 is the embodiment of the utility model provides a high accuracy prevents that piston pin axial from moving piston device well piston head view, fig. 4 is the embodiment of the utility model provides a high accuracy prevents that piston pin axial from moving piston device well piston head view, fig. 5 is the embodiment of the utility model provides a high accuracy prevents that piston pin axial from moving piston device well piston head view. As shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, an embodiment of the present invention provides a high-precision piston pin axial-movement-prevention piston device, including: the piston comprises a piston 1, a piston pin 2 and a piston positioning pin 3, wherein the piston 1 is provided with a connecting rod I-shaped clamping groove 4 and a piston pin through hole 10, the connecting rod I-shaped clamping groove 4 is specially provided with an e-shaped bulge and an f-shaped bulge 5, the e-shaped bulge 6 is provided with a piston mark 9, and the f-shaped bulge 5 is provided with a piston pin positioning hole 7; piston pin 2 and 3 one ends of piston pin are flat cylindric, the flat cylindric one end of piston pin 2 is equipped with piston pin through-hole 8 specially, and piston pin 2 and piston pin 3 pass through piston pin through-hole 8, piston pin through-hole 10 and piston pin locating hole 7 connection cooperation.
The embodiment of the utility model provides a high accuracy prevents piston pin axial cluster piston device, piston pin locating hole 7 diameter is 1.5-2 mm.
The embodiment of the utility model provides a provide a high accuracy prevents that piston pin axial from moving piston device, piston pin locating hole 7 with piston pin through-hole 10 communicates with each other.
The embodiment of the utility model provides a pair of high accuracy prevents that piston pin axial from moving piston device, the diameter of the flat one end of piston pin 3 and piston pin 2 is 4/5 of other end diameter.
The embodiment of the utility model provides a high accuracy prevents that piston pin axial from moving piston device, piston pin positioning hole 8 diameter is 3-4 mm.
To sum up, the utility model provides a high-precision piston pin axial movement prevention piston device, through specially equipped with the piston pin locating hole in the f-bulge of the connecting rod I-shaped clamping groove and specially equipped with the piston locating pin through hole in the flat cylindrical one end of the piston pin; the piston pin and the piston positioning pin are connected and matched with the piston pin positioning hole through the piston positioning pin through hole. In the operation process of the engine, the piston pin can rotate slowly through the positioning pin, so that the piston pin is prevented from moving axially to influence the work of the engine and cause the work obstacle of the engine. The piston can be lubricated by using the piston pin positioning hole and the piston pin positioning through hole to transport engine oil like a piston pin, so that the abrasion of the piston pin is reduced, and the service life of the piston is prolonged.
The utility model provides a pair of piston pin axial of preventing to move piston device, it should be understood, above-mentioned embodiment is only for the explanation the utility model discloses a technical conception and characteristics, its aim at let the personage of familiar with this technique can understand the utility model discloses an according to in order to implement, can not restrict with this the utility model discloses a protection scope. All simple changes and replacements made by the contents of the utility model are included in the protection scope of the utility model.
Claims (4)
1. The utility model provides a high accuracy prevents that piston pin axial from moving piston device, its characterized in that: the piston is provided with a connecting rod I-shaped clamping groove and a piston pin through hole, the connecting rod I-shaped clamping groove is specially provided with an e bulge and an f bulge, the e bulge is provided with a piston mark, the f bulge is provided with a piston pin positioning hole, one ends of the piston pin and the piston pin are both flat cylindrical, one end of the piston pin is specially provided with a piston pin through hole, and the piston pin are connected and matched through the piston pin through hole, the piston pin through hole and the piston pin positioning hole.
2. A high-precision piston pin axial hunting piston device according to claim 1, wherein: the diameter of the piston pin positioning hole is 1.5-2 mm.
3. A high-precision piston pin axial hunting piston device according to claim 1, wherein: the piston pin positioning hole is communicated with the piston pin through hole.
4. A high-precision piston pin axial hunting piston device according to claim 1, wherein: the diameter of the piston pin and the flat end of the piston pin is 4/5 of the diameter of the other end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922033138.2U CN211901555U (en) | 2019-11-24 | 2019-11-24 | High-precision piston pin axial movement prevention piston device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922033138.2U CN211901555U (en) | 2019-11-24 | 2019-11-24 | High-precision piston pin axial movement prevention piston device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211901555U true CN211901555U (en) | 2020-11-10 |
Family
ID=73299667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922033138.2U Active CN211901555U (en) | 2019-11-24 | 2019-11-24 | High-precision piston pin axial movement prevention piston device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211901555U (en) |
-
2019
- 2019-11-24 CN CN201922033138.2U patent/CN211901555U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211206 Address after: 215134 Huang Jia Bang, Weibei village, Weitang Town, Xiangcheng District, Suzhou City, Jiangsu Province Patentee after: Suzhou jiayibao mould Fittings Co.,Ltd. Address before: 215101 room 1407, building 14, area 3, xinlucheng garden, Mudu Town, Wuzhong District, Suzhou City, Jiangsu Province Patentee before: Suzhou jinshida Management Consulting Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221229 Address after: No. 358, Beishe Songyang Road, Lili Town, Wujiang District, Suzhou City, Jiangsu Province, 215211 Patentee after: Suzhou Tengjing Precision Machinery Co.,Ltd. Address before: 215134 Huang Jia Bang, Weibei village, Weitang Town, Xiangcheng District, Suzhou City, Jiangsu Province Patentee before: Suzhou jiayibao mould Fittings Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240509 Address after: 221354 No.69, Xiazhuang group, Songzhuang village, suyangshan Town, Pizhou City, Xuzhou City, Jiangsu Province Patentee after: Zhang Lei Country or region after: China Address before: No. 358, Beishe Songyang Road, Lili Town, Wujiang District, Suzhou City, Jiangsu Province, 215211 Patentee before: Suzhou Tengjing Precision Machinery Co.,Ltd. Country or region before: China |