CN202170920U - Nut pin axle matching apparatus for preventing unscrewing - Google Patents
Nut pin axle matching apparatus for preventing unscrewing Download PDFInfo
- Publication number
- CN202170920U CN202170920U CN2011202538970U CN201120253897U CN202170920U CN 202170920 U CN202170920 U CN 202170920U CN 2011202538970 U CN2011202538970 U CN 2011202538970U CN 201120253897 U CN201120253897 U CN 201120253897U CN 202170920 U CN202170920 U CN 202170920U
- Authority
- CN
- China
- Prior art keywords
- nut
- pin axle
- bearing pin
- pin
- matching apparatus
- Prior art date
- 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
Links
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Landscapes
- Snaps, Bayonet Connections, Set Pins, And Snap Rings (AREA)
Abstract
The utility model relates to a nut pin axle matching apparatus for preventing unscrewing, which comprises a nut, a pin axle and a cotter pin, wherein a open slot is arranged on the nut; a gasket is arranged at the matched position of the nut and the pin axle; a hole is arranged on the combined part of the pin axle and the nut; and the cotter pin is plugged in the open slot symmetrical with the pin axle and the nut and positioned in the same. Compared with the prior art, the nut pin axle matching apparatus for preventing unscrewing has the advantages of being reasonably structured and convenient for mounting and can prevent unscrewing appearance.
Description
Technical field
The utility model relates to nut, the bearing pin positioning device that uses on a kind of oil field equipment.
Background technique
At present, when on equipment, adopting nut and bearing pin to be connected, be easy to generate and move back the button phenomenon.
Summary of the invention
The purpose of the utility model provides a kind of nut that prevents and moves back the nut bearing pin adapting device of button, and is rational in infrastructure, easy for installation.
For realizing above-mentioned purpose, the utility model is realized through following technological scheme:
The nut bearing pin adapting device of anti-stopping button; Comprise nut, bearing pin, cotter pin, on nut, be provided with opening slot, the cooperation place of nut and bearing pin is provided with packing ring; The binding site of bearing pin and nut is provided with the hole, locatees in the opening slot of cotter pin insertion bearing pin and nut symmetry.
Compared with prior art, the beneficial effect of the utility model is: rational in infrastructure, easy for installation, can effectively prevent the generation of stopping button phenomenon.
Description of drawings
Fig. 1 is the overall structure figure of the utility model;
Fig. 2 is the structural front view of nut;
Fig. 3 is the structure side view of nut;
Fig. 4 is the structural drawing of bearing pin.
Embodiment
See Fig. 1-Fig. 4; The nut bearing pin adapting device of anti-stopping button comprises nut 3, bearing pin 1, cotter pin 4, on nut 3, is provided with opening slot 5 (Fig. 2, Fig. 3); Nut 3 is provided with packing ring 2 with the cooperation place of bearing pin 1; See Fig. 4, bearing pin 1 is provided with hole 6 with the binding site of nut, location in the opening slot 5 of cotter pin 4 insertion bearing pins 1 and nut 3 symmetries.
Claims (1)
1. the nut bearing pin adapting device of anti-stopping button is characterized in that, comprises nut, bearing pin, cotter pin; On nut, be provided with opening slot; The cooperation place of nut and bearing pin is provided with packing ring, and the binding site of bearing pin and nut is provided with the hole, locatees in the opening slot of cotter pin insertion bearing pin and nut symmetry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202538970U CN202170920U (en) | 2011-07-18 | 2011-07-18 | Nut pin axle matching apparatus for preventing unscrewing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202538970U CN202170920U (en) | 2011-07-18 | 2011-07-18 | Nut pin axle matching apparatus for preventing unscrewing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202170920U true CN202170920U (en) | 2012-03-21 |
Family
ID=45829116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202538970U Expired - Fee Related CN202170920U (en) | 2011-07-18 | 2011-07-18 | Nut pin axle matching apparatus for preventing unscrewing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202170920U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103032434A (en) * | 2012-11-26 | 2013-04-10 | 中国商用飞机有限责任公司 | Safety pin for breakage |
| CN105460043A (en) * | 2016-01-09 | 2016-04-06 | 中车眉山车辆有限公司 | Connecting rod composition with adjustable length for wheel pair radial device |
-
2011
- 2011-07-18 CN CN2011202538970U patent/CN202170920U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103032434A (en) * | 2012-11-26 | 2013-04-10 | 中国商用飞机有限责任公司 | Safety pin for breakage |
| CN103032434B (en) * | 2012-11-26 | 2016-05-04 | 中国商用飞机有限责任公司 | Safety pin for breakage |
| CN105460043A (en) * | 2016-01-09 | 2016-04-06 | 中车眉山车辆有限公司 | Connecting rod composition with adjustable length for wheel pair radial device |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120321 Termination date: 20180718 |