CN215861695U - Piston pin with corrosion-resistant structure - Google Patents
Piston pin with corrosion-resistant structure Download PDFInfo
- Publication number
- CN215861695U CN215861695U CN202122061478.3U CN202122061478U CN215861695U CN 215861695 U CN215861695 U CN 215861695U CN 202122061478 U CN202122061478 U CN 202122061478U CN 215861695 U CN215861695 U CN 215861695U
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- China
- Prior art keywords
- piston
- main body
- piston pin
- oil filling
- groove
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- 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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- 238000005260 corrosion Methods 0.000 title claims abstract description 25
- 230000007797 corrosion Effects 0.000 title claims abstract description 25
- 238000007789 sealing Methods 0.000 claims abstract description 26
- 238000009434 installation Methods 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims description 2
- 238000010276 construction Methods 0.000 claims 5
- 239000003921 oil Substances 0.000 description 24
- 239000010687 lubricating oil Substances 0.000 description 7
- 238000002347 injection Methods 0.000 description 6
- 239000007924 injection Substances 0.000 description 6
- 239000000243 solution Substances 0.000 description 5
- 239000012466 permeate Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of piston pins, in particular to a piston pin with a corrosion-resistant structure, which comprises a piston main body and a sealing element, wherein a cavity is arranged in the piston main body, an installation groove is arranged in the cavity, and a piston pin main body penetrates through the inside of the mounting groove, a permeable layer is arranged inside the piston pin main body, an oil filling opening is arranged on the side surface of the permeable layer, a first piston cover is arranged inside the oil filling opening, an oil filling groove is arranged below the first piston cover, the sealing element is arranged on the outer side of the mounting groove, a buffer spring is arranged in the sealing element, a limiting block is connected below the buffer spring, a sliding groove is connected below the limiting block, a notch is arranged on the outer side of the piston main body, and the interior of the piston main body is provided with a sleeve, a connecting rod is connected below the sleeve, and an opening penetrates through the outer side of the connecting rod. The piston pin with the corrosion-resistant structure has the corrosion-resistant structure and is convenient to fix.
Description
Technical Field
The utility model relates to the technical field of piston pins, in particular to a piston pin with a corrosion-resistant structure.
Background
Along with the continuous development of science and technology, the daily life has also greatly been made things convenient for to products such as refrigerator, car, and in these devices, the piston plays very important effect, nevertheless as core part, the piston need be connected through piston pin and connecting rod, along with the development of society, many neotype piston pins are in succession put into market, and the following problem still exists in current piston pin technique nevertheless:
1. the existing piston pin does not have a corrosion-resistant structure in use, and during the use period of the existing piston pin, the surface of the existing piston pin is abraded due to continuous friction between the piston pin and parts inside the piston, so that the piston pin is easily corroded by the corrosion phenomena such as rust on the surface of the piston pin caused by environmental factors such as external dust, humid air and the like, and the service life of the existing piston pin is influenced;
2. the existing piston pin is not convenient to fix in use, when the piston pin is used, the piston pin needs to be inserted into the piston, and due to the function of connecting the piston and the connecting rod, the existing device is inconvenient to fix the piston pin, so that the piston pin falls off, the device cannot be used, and the use of the device is seriously influenced.
In order to solve the problems, innovative design is urgently needed on the basis of the original piston pin with a corrosion-resistant structure.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a piston pin with a corrosion-resistant structure, and aims to solve the problems that the existing piston pin with the corrosion-resistant structure in the background art does not have the corrosion-resistant structure and is inconvenient to fix.
In order to achieve the purpose, the utility model provides the following technical scheme: a piston pin with a corrosion-resistant structure comprises a piston main body and a sealing element, wherein a cavity is arranged inside the piston main body, a mounting groove is arranged inside the cavity, and a piston pin main body penetrates through the inside of the mounting groove, a permeable layer is arranged inside the piston pin main body, an oil filling opening is arranged on the side surface of the permeable layer, a first piston cover is arranged inside the oil filling opening, an oil filling groove is arranged below the first piston cover, the sealing element is arranged on the outer side of the mounting groove, a buffer spring is arranged in the sealing element, a limiting block is connected below the buffer spring, a sliding groove is connected below the limiting block, a notch is arranged on the outer side of the piston main body, and the internally mounted of piston main part has the sleeve, telescopic below is connected with the connecting rod, and the outside of connecting rod runs through there is the opening, the outside of piston main part is installed the second piston lid.
Preferably, the piston pin main body and the installation groove are arranged in the same straight line, and the piston pin main body and the piston main body are connected by a vertical structure.
Preferably, the oil filling groove and the oil filling opening are arranged in the same straight line, and the oil filling groove and the permeable layer are arranged in a parallel structure.
Preferably, a clamping installation structure is formed between the sealing element and the piston pin main body through a limiting block, and the sealing element and the sliding groove are arranged in the same straight line.
Preferably, the number of the sliding grooves is 2 relative to the piston pin main body, and the sliding grooves and the limiting blocks are arranged in the same straight line.
Preferably, the number of the second piston covers is 2, and the second piston covers are made of rubber.
Compared with the prior art, the utility model has the beneficial effects that: the piston pin with the corrosion-resistant structure has the corrosion-resistant structure and is convenient to fix;
1. when the device is used, the piston pin with the corrosion-resistant structure is provided with an oil injection groove, before the piston pin is used, the first piston cover on the surface of the piston pin is pulled out, lubricating oil is added through an oil injection port below the first piston cover, then the piston pin is installed on the piston main body, and when the piston main body works, the lubricating oil in the oil injection groove can permeate out through a permeable layer above the lubricating oil to lubricate a moving part, so that the surface of the piston pin is prevented from being damaged due to friction, and the piston pin is easy to corrode;
2. when using the device, the device is provided with the sealing member, and when installing the device, inserts the piston pin main part through the mounting groove, and the piston pin main part contacts, during the sealing member, the stopper can be through buffer spring income sealing member, contacts the gag lever post until the both sides spout of piston pin for gag lever post and spout carry out the block, fix the piston pin.
Drawings
FIG. 1 is a schematic view of the overall front cross-sectional structure of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 3 is an enlarged view of the structure at B in FIG. 1 according to the present invention.
In the figure: 1. a piston body; 2. a chamber; 3. mounting grooves; 4. a piston pin body; 5. a permeable layer; 6. an oil filling port; 7. a first piston cap; 8. an oil injection groove; 9. a seal member; 10. a buffer spring; 11. a limiting block; 12. a chute; 13. a notch; 14. a sleeve; 15. a connecting rod; 16. an opening; 17. a second piston cap.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a piston pin with a corrosion-resistant structure comprises a piston main body 1, a cavity 2, a mounting groove 3, a piston pin main body 4, a permeable layer 5, an oil filling opening 6, a first piston cover 7, an oil filling groove 8, a sealing element 9, a buffer spring 10, a limiting block 11, a sliding groove 12, a groove opening 13, a sleeve 14, a connecting rod 15, an opening 16 and a second piston cover 17, wherein the cavity 2 is arranged inside the piston main body 1, the mounting groove 3 is arranged inside the cavity 2, the piston pin main body 4 penetrates through the inside of the mounting groove 3, the permeable layer 5 is arranged inside the piston pin main body 4, the oil filling opening 6 is formed in the side surface of the permeable layer 5, the first piston cover 7 is arranged inside the oil filling opening 6, the oil filling groove 8 is arranged below the first piston cover 7, the sealing element 9 is arranged on the outer side of the mounting groove 3, the buffer spring 10 is arranged inside the sealing element 9, and the limiting block 11 is connected below the buffer spring 10, a sliding groove 12 is connected below the limiting block 11, a notch 13 is formed in the outer side of the piston main body 1, a sleeve 14 is installed inside the piston main body 1, a connecting rod 15 is connected below the sleeve 14, an opening 16 penetrates through the outer side of the connecting rod 15, and a second piston cover 17 is installed on the outer side of the piston main body 1;
furthermore, the piston pin main body 4 and the installation groove 3 are arranged in the same straight line, and the piston pin main body 4 is connected with the piston main body 1 by adopting a vertical structure, so that the piston pin main body 4 is convenient to install;
furthermore, the oil filling groove 8 and the oil filling opening 6 are arranged in the same straight line, and the oil filling groove 8 and the permeable layer 5 are arranged in a parallel structure, so that the first piston cover 7 on the surface of the piston pin can be pulled out, lubricating oil is added through the oil filling opening 6 below the first piston cover 7, the piston pin is installed on the piston main body 1, and when the piston main body 1 works, the lubricating oil in the oil filling groove 8 can permeate through the permeable layer 5 above the piston pin to lubricate the moving part;
furthermore, a clamping installation structure is formed between the sealing element 9 and the piston pin main body 4 through a limiting block 11, and the sealing element 9 and the sliding groove 12 are arranged in the same straight line, so that when the device is installed, the piston pin main body 4 is inserted through the installation groove 3, when the piston pin main body 4 contacts the sealing element 9, the limiting block 11 can be taken into the sealing element 9 through a buffer spring 10 until the sliding grooves 12 on the two sides of the piston pin contact the limiting rod, so that the limiting rod is clamped with the sliding grooves 12, and the piston pin is fixed;
furthermore, 2 sliding grooves 12 are arranged relative to the piston pin main body 4, the sliding grooves 12 and the limiting blocks 11 are arranged in the same straight line, and the arrangement of the plurality of sliding grooves 12 facilitates the fixed installation of the piston pin main body 4 through the sliding grooves 12;
further, second piston cover 17 is provided with 2 about the axis symmetry of piston main part 1, and second piston cover 17 adopts the rubber material to make for through the installation of second piston cover 17, the external pollutant of separation gets into on the piston pin, further carries out the protection of piston pin.
The working principle is as follows: when the piston pin with the corrosion-resistant structure is used, the sealing element 9 is firstly placed in the cavity 2, the sleeve 14 on the connecting rod 15 is placed on the same plane with the sealing element 9, the piston pin main body 4 is inserted into the installation groove 3 at the moment, the piston pin main body 4 is inserted through the installation groove 3, when the piston pin main body 4 contacts the sealing element 9, the limiting block 11 is taken into the sealing element 9 through the buffer spring 10 until the sliding grooves 12 on the two sides of the piston pin contact the limiting rod, so that the limiting rod is clamped with the sliding grooves 12 to fix the piston pin, finally, the second piston cover 17 is inserted into the installation groove 3, the piston pin with the corrosion-resistant structure is provided with the oil injection groove 8, before the piston pin is used, the first piston cover 7 on the surface of the piston pin is firstly pulled out, lubricating oil is added through the oil injection port 6 below the first piston cover 7, and then the piston pin is installed on the piston main body 1, when the piston main body 1 works, lubricating oil in the oil filling groove 8 can permeate out through the permeable layer 5 above, so that the moving part is lubricated, the surface of the piston pin is prevented from being damaged due to friction, and the piston pin is easily corroded.
Finally, it should be noted that the above-mentioned contents are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, and that the simple modifications or equivalent substitutions of the technical solutions of the present invention by those of ordinary skill in the art can be made without departing from the spirit and scope of the technical solutions of the present invention.
Claims (6)
1. A piston pin with a corrosion-resistant structure, comprising a piston main body (1) and a seal (9), characterized in that: the piston is characterized in that a cavity (2) is arranged inside the piston main body (1), a mounting groove (3) is arranged inside the cavity (2), a piston pin main body (4) penetrates through the mounting groove (3), a permeable layer (5) is arranged inside the piston pin main body (4), an oil filling opening (6) is formed in the side face of the permeable layer (5), a first piston cover (7) is arranged inside the oil filling opening (6), an oil filling groove (8) is formed below the first piston cover (7), a sealing element (9) is arranged on the outer side of the mounting groove (3), a buffer spring (10) is arranged inside the sealing element (9), a limiting block (11) is connected below the buffer spring (10), a sliding groove (12) is connected below the limiting block (11), a notch (13) is formed in the outer side of the piston main body (1), and a sleeve (14) is arranged inside the piston main body (1), the lower part of the sleeve (14) is connected with a connecting rod (15), an opening (16) penetrates through the outer side of the connecting rod (15), and a second piston cover (17) is installed on the outer side of the piston main body (1).
2. A piston pin having a corrosion resistant construction as claimed in claim 1, wherein: the piston pin main body (4) and the mounting groove (3) are arranged in the same straight line, and the piston pin main body (4) and the piston main body (1) are connected through a vertical structure.
3. A piston pin having a corrosion resistant construction as claimed in claim 1, wherein: the oil filling groove (8) and the oil filling opening (6) are arranged in the same straight line, and the oil filling groove (8) and the permeable layer (5) are arranged in a parallel structure.
4. A piston pin having a corrosion resistant construction as claimed in claim 1, wherein: the sealing element (9) and the piston pin main body (4) form a clamping installation structure through a limiting block (11), and the sealing element (9) and the sliding groove (12) are arranged in the same straight line.
5. A piston pin having a corrosion resistant construction as claimed in claim 1, wherein: the number of the sliding grooves (12) is 2 relative to the piston pin main body (4), and the sliding grooves (12) and the limiting blocks (11) are arranged in the same straight line.
6. A piston pin having a corrosion resistant construction as claimed in claim 1, wherein: the number of the second piston covers (17) is 2, and the second piston covers (17) are made of rubber materials, wherein the number of the second piston covers is 2, and the second piston covers are symmetrical to the axis of the piston main body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122061478.3U CN215861695U (en) | 2021-08-30 | 2021-08-30 | Piston pin with corrosion-resistant structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122061478.3U CN215861695U (en) | 2021-08-30 | 2021-08-30 | Piston pin with corrosion-resistant structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215861695U true CN215861695U (en) | 2022-02-18 |
Family
ID=80243771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122061478.3U Expired - Fee Related CN215861695U (en) | 2021-08-30 | 2021-08-30 | Piston pin with corrosion-resistant structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215861695U (en) |
-
2021
- 2021-08-30 CN CN202122061478.3U patent/CN215861695U/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: 20220218 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |