CN212744825U - Plastic track buffer - Google Patents
Plastic track buffer Download PDFInfo
- Publication number
- CN212744825U CN212744825U CN202021393601.0U CN202021393601U CN212744825U CN 212744825 U CN212744825 U CN 212744825U CN 202021393601 U CN202021393601 U CN 202021393601U CN 212744825 U CN212744825 U CN 212744825U
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- piston
- shell
- pressure spring
- piston rod
- sealing washer
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Abstract
The utility model discloses a plastics track buffer, which comprises an outer shell, the inside of shell is provided with piston assembly, piston assembly includes piston, first sealing washer, upper cover, piston rod, goes up cushion, pressure spring and second sealing washer. The utility model discloses well buffer shell adopts plastic casing, compare in traditional indisputable shell material environmental protection more, can not rust, and the product adopts spring seal spare dynamic structure, through the spring compression space, can eliminate the noise that produces in the product operation process, the sealing member sets up to upper and lower two-stage structure, can be better fixed with the pressure spring, be difficult to take place the off position phenomenon in the product operation process, product service life has been improved, and plastic casing adopts the integral structure, mould production is whole coming out, the afterbody still remains to weld before comparing, production efficiency has been improved, production cost is reduced, can also reduce the phenomenon because of the welding well causes the oil leak, bring very big facility for the user.
Description
Technical Field
The utility model relates to a buffer technical field specifically is a plastics track buffer.
Background
At present, the shell of traditional buffer generally adopts the iron material to make, rust appears easily in the shell, and the environmental protection effect is relatively poor, the afterbody of iron shell still need weld, production efficiency is lower, manufacturing cost is higher, and if the welding is not good, cause the phenomenon of oil leak easily, and the buffer can produce great noise when using, influence user's use, and still can cause the damage to user's hearing, the buffer takes place the off-position phenomenon easily at the operation in-process, influence the life of product, we propose a plastics track buffer for this reason.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a plastics track buffer to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a plastics track buffer, includes the shell, the inside of shell is provided with piston assembly, piston assembly includes piston, first sealing washer, upper cover, piston rod, goes up the cushion, pressure spring and second sealing washer, the bottom at the piston rod is installed to the piston, the pressure spring cup joints the surface at the piston rod, it sets up the top at the pressure spring to go up the cushion, the upper cover sets up the top at last cushion, first sealing washer cup joints the surface of piston rod and is located the bottom of pressure spring, the second sealing washer cup joints the surface at the piston.
Preferably, the housing is made of plastic by integral molding and injection molding.
Preferably, the first sealing ring is a Y-shaped sealing ring.
Preferably, the second sealing ring is an O-ring.
Preferably, the upper cover and the upper rubber pad are sleeved on the surface of the piston rod.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model discloses well buffer shell adopts plastic casing, compare in traditional indisputable shell material environmental protection more, can not rust, and the product adopts spring seal spare dynamic structure, through the spring compression space, can eliminate the noise that produces in the product operation process, the sealing member sets up to upper and lower two-stage structure, can be better fixed with the pressure spring, be difficult to take place the off position phenomenon in the product operation process, product service life has been improved, and plastic casing adopts the integral structure, mould production is whole coming out, the afterbody still remains to weld before comparing, production efficiency has been improved, production cost is reduced, can also reduce the phenomenon because of the welding well causes the oil leak, bring very big facility for the user.
Drawings
FIG. 1 is an exploded view of the structure of the present invention;
fig. 2 is a schematic structural diagram of the present invention.
In the figure: the piston comprises a shell 1, a piston 2, a first sealing ring 3, an upper cover 4, a piston rod 5, an upper rubber pad 6, a pressure spring 7 and a second sealing ring 8.
Detailed Description
The technical solutions 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, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, a plastic track buffer comprises a housing 1, a piston assembly is arranged inside the housing 1, the piston assembly comprises a piston 2, a first sealing ring 3, an upper cover 4, a piston rod 5, an upper rubber pad 6, a pressure spring 7 and a second sealing ring 8, the piston 2 is installed at the bottom of the piston rod 5, the pressure spring 7 is sleeved on the surface of the piston rod 5, the upper rubber pad 6 is arranged at the top of the pressure spring 7, the upper cover 4 is arranged at the top of the upper rubber pad 6, the first sealing ring 3 is sleeved on the surface of the piston rod 5 and is located at the bottom of the pressure spring 7, and the second sealing ring 8 is sleeved on the surface of the piston 2.
In the specific implementation, the shell 1 is made of plastic through integral molding and injection molding.
In a specific embodiment, the first sealing ring 3 is a Y-shaped sealing ring.
In a specific embodiment, the second sealing ring 8 is an O-ring.
In the specific implementation, the upper cover 4 and the upper rubber pad 6 are sleeved on the surface of the piston rod 5.
During the use, buffer shell 1 adopts plastics to make, compare in traditional iron casing material environmental protection more, can not rust, and the product adopts spring seal spare dynamic structure, through pressure spring 7 compression space, can eliminate the noise that produces in the product operation process, the sealing member sets up to upper and lower two-stage structure, first sealing washer 3 can be better fixed with pressure spring 7, the position phenomenon of running is difficult to take place in the product operation process, product life is prolonged, and plastic casing 1 adopts the integral structure, mould production is whole coming out, the afterbody still needs the welding before comparing, production efficiency is improved, production cost is reduced, can also reduce the phenomenon that causes the oil leak because of the welding is not good, bring very big facility for the user.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A plastic track buffer, comprising a housing (1), characterized in that: the inside of shell (1) is provided with piston assembly, piston assembly includes piston (2), first sealing washer (3), upper cover (4), piston rod (5), rubberizing pad (6), pressure spring (7) and second sealing washer (8), the bottom at piston rod (5) is installed in piston (2), pressure spring (7) cup joint on the surface of piston rod (5), rubberizing pad (6) set up the top at pressure spring (7), upper cover (4) set up the top at rubberizing pad (6), first sealing washer (3) cup joint on the surface of piston rod (5) and are located the bottom of pressure spring (7), second sealing washer (8) cup joint on the surface of piston (2).
2. A plastic rail bumper as defined in claim 1, wherein: the shell (1) is integrally formed by plastic and is manufactured by injection molding.
3. A plastic rail bumper as defined in claim 1, wherein: the first sealing ring (3) is a Y-shaped sealing ring.
4. A plastic rail bumper as defined in claim 1, wherein: the second sealing ring (8) is an O-shaped sealing ring.
5. A plastic rail bumper as defined in claim 1, wherein: the upper cover (4) and the upper rubber pad (6) are sleeved on the surface of the piston rod (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021393601.0U CN212744825U (en) | 2020-07-15 | 2020-07-15 | Plastic track buffer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021393601.0U CN212744825U (en) | 2020-07-15 | 2020-07-15 | Plastic track buffer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212744825U true CN212744825U (en) | 2021-03-19 |
Family
ID=75036827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021393601.0U Active CN212744825U (en) | 2020-07-15 | 2020-07-15 | Plastic track buffer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212744825U (en) |
-
2020
- 2020-07-15 CN CN202021393601.0U patent/CN212744825U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: Building A8, Junda Industrial Park, No.1 Jingye Road, Nan'an Street, Gaoyao District, Zhaoqing City, Guangdong Province, 526100 Patentee after: Zhaoqing Leimi Precision Hardware Co.,Ltd. Address before: 526100 east of down Bridge, Xitou foreign capital industrial zone, Jindu Town, Gaoyao District, Zhaoqing City, Guangdong Province Patentee before: Zhaoqing Leimi Precision Hardware Co.,Ltd. |
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| CP02 | Change in the address of a patent holder |