CN205009905U - Polymer self -lubricating body distance rod rubber connector assembly - Google Patents
Polymer self -lubricating body distance rod rubber connector assembly Download PDFInfo
- Publication number
- CN205009905U CN205009905U CN201520693683.3U CN201520693683U CN205009905U CN 205009905 U CN205009905 U CN 205009905U CN 201520693683 U CN201520693683 U CN 201520693683U CN 205009905 U CN205009905 U CN 205009905U
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- China
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- polyurethane elastomer
- lubricating
- bearing pin
- spherical bearing
- self
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Abstract
The utility model provides a polymer self -lubricating body distance rod rubber connector assembly, including the buffer layer that back shaft and back shaft outer fringe cover were wrapped up in, its characterized in that: the back shaft is that the middle -end is spherical round pin axle, the buffer layer is polyurethane elastomer, the tight cover of excircle of spherical round pin axle has a polymer self -lubricating body, the external layer of the polymer self -lubricating above -mentioned polyurethane elastomer that closely laminates, and polyurethane elastomer's both ends are passed through the retaining ring and are fixed spacingly with the elasticity jump ring, the polymer self -lubricating body is then fixed between the excircle of sphere round pin axle and polyurethane elastomer, utilizes the polymer self -lubricating body to fix between the excircle and polyurethane elastomer of sphere round pin axle, can play lubrication action with the bearing that touches to sphere round pin axle, reduces friction, is difficult to receive the damage in the use, the working life and the efficiency of enhancement distance rod rubber connector assembly.
Description
Technical field
The utility model relates to the propelling rod between bogie doube bridge, the rubber joint for thrust rod assembly be particularly connected with propelling rod.
Background technology
Propelling rod between bogie doube bridge is used for guiding and power transmission, and will bear multidirectional power in bogie motion process, this just requires that connected thrust rubber nipple assembly possesses superior stress-bearing capability and intensity.
Existing a kind of rubber joint for thrust rod assembly, as shown in Figure 1, nyliner 2 is tightly placed on pivot shaft 1, and inner sleeve 4 is tightly placed on nyliner 2, and inner sleeve 4 two ends are spacing by back-up ring 6, axle jump ring 7, and rubber bodies 3 sulfuration is between overcoat 5 and inner sleeve 4.The rubber joint for thrust rod assembly of this structure, between pivot shaft and contacted lining, unlubricated device, is easily damaged in using; And dust can be entered affect working effect, also easily damage during assembling.
Summary of the invention
In order to avoid device unlubricated between pivot shaft and contacted lining, be easily damaged in using, strengthen work life and the efficiency of rubber joint for thrust rod assembly, the utility model proposes a kind of macromolecule self-lubricating thrust body bar rubber nipple assembly.
The technical solution of the utility model is: a kind of macromolecule self-lubricating thrust body bar rubber nipple assembly, comprises the buffer layer that pivot shaft and pivot shaft outer rim cover are wrapped up in, it is characterized in that: described pivot shaft is middle-end is spherical spherical bearing pin; Described buffer layer is polyurethane elastomer;
The cylindrical of spherical bearing pin tightly overlaps and has high molecular self-lubricating gliding mass, and macromolecule self-lubricating volume surrounding fits tightly above-mentioned polyurethane elastomer, and the two ends of polyurethane elastomer are fixed spacing by back-up ring and elastic circlip; High molecular self-lubricating gliding mass is then fixing between the cylindrical and polyurethane elastomer of spherical bearing pin.
To the further improvement of technique scheme be: the two ends of described polyurethane elastomer are fixed spacing by back-up ring and elastic circlip, the gap of the cylindrical of back-up ring and spherical bearing pin is provided with dust boot, one end of dust boot and back-up ring share elastic circlip and fix, and one end is fixed on spherical bearing pin by elastic steel traveler in addition.
To improving further again of technique scheme be: the outside diameter of described spherical bearing pin is S-φ 65, improves intensity and can realize Universal rotary, is convenient to assembling.
Beneficial effect
A kind of macromolecule self-lubricating thrust body of the utility model bar rubber nipple assembly, high molecular self-lubricating gliding mass is utilized to be fixed between the cylindrical and polyurethane elastomer of spherical bearing pin, lubricating effect can be played to spherical bearing pin and the bearing that touches, reduce friction, be not easy in using to be damaged, strengthen work life and the efficiency of rubber joint for thrust rod assembly; The gap of the cylindrical of back-up ring and spherical bearing pin is provided with dust boot, and effectively stop silt to invade, it damages to avoid outer bound pair; The outside diameter of described spherical bearing pin is S-φ 65, improves intensity and can realize Universal rotary, is convenient to assembling.
Accompanying drawing explanation
Fig. 1 is the rubber joint for thrust rod assembly structure schematic diagram of prior art;
Fig. 2 is a kind of macromolecule self-lubricating thrust body of the utility model bar rubber nipple assembly structure schematic diagram.
Detailed description of the invention
As shown in Figure 2, a kind of macromolecule self-lubricating thrust body bar rubber nipple assembly, comprises the buffer layer that pivot shaft and pivot shaft outer rim cover are wrapped up in, it is characterized in that: described pivot shaft is middle-end is spherical spherical bearing pin 8; Described buffer layer is polyurethane elastomer 9;
Its structure is: the cylindrical of spherical bearing pin 8 tightly overlaps and has high molecular self-lubricating gliding mass 10, and high molecular self-lubricating gliding mass 10 skin is closely fitted with polyurethane elastomer 9, and the two ends of polyurethane elastomer 9 are fixed spacing by back-up ring 11 and elastic circlip 12; High molecular self-lubricating gliding mass 10 is fixing between the cylindrical and polyurethane elastomer 9 of spherical bearing pin 8.
The two ends of polyurethane elastomer 9 are fixed spacing by back-up ring 11 and elastic circlip 12, back-up ring 11 is provided with dust boot 13 with the gap of the cylindrical of spherical bearing pin 8, one end of dust boot 13 and back-up ring share elastic circlip 12 and fix, and one end is fixed on spherical bearing pin 8 by elastic steel traveler 14 in addition.
The outside diameter of spherical bearing pin is S-φ 65, improves intensity and can realize Universal rotary, is convenient to assembling.
A kind of macromolecule self-lubricating thrust body of the utility model bar rubber nipple assembly, high molecular self-lubricating gliding mass is utilized to be fixed between the cylindrical and polyurethane elastomer of spherical bearing pin, lubricating effect can be played to spherical bearing pin and the bearing that touches, reduce friction, be not easy in using to be damaged, strengthen work life and the efficiency of rubber joint for thrust rod assembly; The gap of the cylindrical of back-up ring and spherical bearing pin is provided with dust boot, and effectively stop silt to invade, it damages to avoid outer bound pair; The outside diameter of described spherical bearing pin is S-φ 65, improves intensity and can realize Universal rotary, is convenient to assembling.
Claims (3)
1. a macromolecule self-lubricating thrust body bar rubber nipple assembly, comprises the buffer layer that pivot shaft and pivot shaft outer rim cover are wrapped up in, it is characterized in that: described pivot shaft is middle-end is spherical spherical bearing pin; Described buffer layer is polyurethane elastomer; The cylindrical of spherical bearing pin tightly overlaps and has high molecular self-lubricating gliding mass, and macromolecule self-lubricating volume surrounding fits tightly above-mentioned polyurethane elastomer, and the two ends of polyurethane elastomer are fixed spacing by back-up ring and elastic circlip; High molecular self-lubricating gliding mass is then fixing between the cylindrical and polyurethane elastomer of spherical bearing pin.
2. a kind of macromolecule self-lubricating thrust body bar rubber nipple assembly according to claim 1, it is characterized in that: the two ends of described polyurethane elastomer are fixed spacing by back-up ring and elastic circlip, the gap of the cylindrical of back-up ring and spherical bearing pin is provided with dust boot, one end of dust boot and back-up ring share elastic circlip and fix, and one end is fixed on spherical bearing pin by elastic steel traveler in addition.
3. a kind of macromolecule self-lubricating thrust body bar rubber nipple assembly according to claim 1, is characterized in that: the outside diameter of described spherical bearing pin is S-φ 65.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520693683.3U CN205009905U (en) | 2015-09-09 | 2015-09-09 | Polymer self -lubricating body distance rod rubber connector assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520693683.3U CN205009905U (en) | 2015-09-09 | 2015-09-09 | Polymer self -lubricating body distance rod rubber connector assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205009905U true CN205009905U (en) | 2016-02-03 |
Family
ID=55208530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520693683.3U Expired - Fee Related CN205009905U (en) | 2015-09-09 | 2015-09-09 | Polymer self -lubricating body distance rod rubber connector assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205009905U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107471943A (en) * | 2017-07-19 | 2017-12-15 | 十堰宝钻橡塑科技有限公司 | Rubber bushing for thrust rod assembly is wrapped up in a kind of lightweight entirely |
-
2015
- 2015-09-09 CN CN201520693683.3U patent/CN205009905U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107471943A (en) * | 2017-07-19 | 2017-12-15 | 十堰宝钻橡塑科技有限公司 | Rubber bushing for thrust rod assembly is wrapped up in a kind of lightweight entirely |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160203 Termination date: 20180909 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |