CN204960588U - Simple and easy door bolt on oil -well rig - Google Patents
Simple and easy door bolt on oil -well rig Download PDFInfo
- Publication number
- CN204960588U CN204960588U CN201520385404.7U CN201520385404U CN204960588U CN 204960588 U CN204960588 U CN 204960588U CN 201520385404 U CN201520385404 U CN 201520385404U CN 204960588 U CN204960588 U CN 204960588U
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- CN
- China
- Prior art keywords
- door
- oil
- spring
- nose
- fixing base
- 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
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Abstract
The utility model relates to an oil development technical field's a safety device especially relates to a simple and easy door bolt on oil -well rig, including lockpin, spring, fixing base, backing pin, fluting cylindric lock and door nose, its characterized in that, the fixing base welding is on the door, and the welding of door nose is on the door frame, the lockpin can insert or extract a nose after passing fixing base, spring, the one end and the welding of fixing base inner wall of spring, the other end and the welding of fluting cylindric lock, fluting cylindric lock cartridge is opened in some apertures on the lockpin, two backing pins weld on the fixing base respectively. Compared with the prior art, the beneficial effects of the utility model are that: simple structure, convenient to use, durable, safe and reliable satisfy the required requirement of simple and easy door bolt on oil -well rig totally.
Description
Technical field
The utility model relates to a kind of safety device of technical field of petroleum extraction, particularly relates to simple door latch on a kind of oil-well rig.
Background technology
The facility such as field barrack or rain-proof shelter is one of indispensable facility of petroleum drilling and mining field wild environment work.Considering for factors such as safety, will be all generally its simple door configuration latch.At present, existing latch is of all kinds, respectively has its pluses and minuses, but all can not meet simple, easy to use, the durable and safe and reliable requirement of structure that on oil-well rig, simple door latch possesses completely.
Summary of the invention
For overcoming prior art defect, the technical problem that the utility model solves there is provided simple door latch on a kind of oil-well rig, and structure is simple, easy to use, durable, safe and reliable, meets simple door latch necessary requirement on oil-well rig completely.
In order to achieve the above object, the utility model realizes by the following technical solutions:
Simple door latch on a kind of oil-well rig, comprise lock pin, spring, holder, backing pin, fluting straight pin and door nose, it is characterized in that, described holder is welded on door, and door nose is welded on doorframe; Described lock pin can insert or extract a nose through after holder, spring; One end of described spring is welded with holder inwall, and the other end welds with fluting straight pin; Described fluting straight pin is inserted in aperture that lock pin has; Described backing pin is two, is welded on respectively on holder.
Described lock pin can pull out with hand and maximum rotatable 90 °.
Compared with prior art, the beneficial effects of the utility model are: structure is simple, easy to use, durable, safe and reliable, meet simple door latch necessary requirement on oil-well rig completely.
Accompanying drawing explanation
Fig. 1 is structural representation front view of the present utility model;
Fig. 2 is structural representation top view of the present utility model;
Fig. 3 is the utility model three-dimensional structure schematic diagram.
In figure: 1-lock pin 2-spring 3-holder 4-backing pin 5-fluting straight pin 6-door nose
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described further:
See Fig. 1-Fig. 3, the utility model relates to simple door latch on a kind of oil-well rig, and comprise lock pin 1, spring 2, holder 3, backing pin 4, fluting straight pin 5 and door nose 6, described holder 3 is welded on door, and door nose 6 is welded on doorframe; Described lock pin 1 can insert or extract a nose 6 through after holder 3, spring 2; One end of described spring 2 is welded with holder 3 inwall, and the other end welds with fluting straight pin 5; Described fluting straight pin 5 is inserted in aperture that lock pin 1 has; Described backing pin 4 is two, is welded on respectively on holder 3.
Described lock pin 1 can pull out with hand and maximum rotatable 90 °, and lock pin 1 can be made to insert or extract a nose 6, is used for closing or opening simple door.
Operating principle:
Under spring 2 is in drift state, under spring 2 acts on, lock pin 1 inserts in door nose 6, and now, door is in locking state; Pull out with hand and rotate lock pin 1, Compress Spring 2 is until fluting straight pin 5 reversely rotates lock pin 1 after having crossed two backing pins 4 completely again, and two backing pins 4 block fluting straight pin 5, now, lock pin 1 is extracted from door nose 6, and door is in opens (freedom) state.
Claims (2)
1. a simple door latch on oil-well rig, comprise lock pin, spring, holder, backing pin, fluting straight pin and door nose, it is characterized in that, described holder is welded on door, and door nose is welded on doorframe; Described lock pin can insert or extract a nose through after holder, spring; One end of described spring is welded with holder inwall, and the other end welds with fluting straight pin; Described fluting straight pin is inserted in aperture that lock pin has; Described backing pin is two, is welded on respectively on holder.
2. simple door latch on a kind of oil-well rig according to claim 1, is characterized in that, described lock pin can pull out with hand and maximum rotatable 90 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520385404.7U CN204960588U (en) | 2015-06-05 | 2015-06-05 | Simple and easy door bolt on oil -well rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520385404.7U CN204960588U (en) | 2015-06-05 | 2015-06-05 | Simple and easy door bolt on oil -well rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204960588U true CN204960588U (en) | 2016-01-13 |
Family
ID=55055661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520385404.7U Expired - Fee Related CN204960588U (en) | 2015-06-05 | 2015-06-05 | Simple and easy door bolt on oil -well rig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204960588U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106285256A (en) * | 2016-08-29 | 2017-01-04 | 苏州市诚品精密机械有限公司 | A kind of spring multidigit controls latch |
| CN109288491A (en) * | 2018-10-24 | 2019-02-01 | 张梅 | A kind of medical endoscope photographic device |
| CN113914611A (en) * | 2021-11-01 | 2022-01-11 | 中冶建工集团有限公司 | Post-construction wall pile constructional column formwork construction method |
-
2015
- 2015-06-05 CN CN201520385404.7U patent/CN204960588U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106285256A (en) * | 2016-08-29 | 2017-01-04 | 苏州市诚品精密机械有限公司 | A kind of spring multidigit controls latch |
| CN109288491A (en) * | 2018-10-24 | 2019-02-01 | 张梅 | A kind of medical endoscope photographic device |
| CN113914611A (en) * | 2021-11-01 | 2022-01-11 | 中冶建工集团有限公司 | Post-construction wall pile constructional column formwork construction method |
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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: 20160113 Termination date: 20210605 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |