CN208870550U - The slips of a kind of hydraulic elevator or chuck clamps touching device - Google Patents
The slips of a kind of hydraulic elevator or chuck clamps touching device Download PDFInfo
- Publication number
- CN208870550U CN208870550U CN201821287692.2U CN201821287692U CN208870550U CN 208870550 U CN208870550 U CN 208870550U CN 201821287692 U CN201821287692 U CN 201821287692U CN 208870550 U CN208870550 U CN 208870550U
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- China
- Prior art keywords
- slips
- mandril
- hydraulic elevator
- main body
- touching device
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Abstract
The utility model discloses the slips of a kind of hydraulic elevator or chuck to clamp touching device, including slips and the main body valve of slips side is set, the fluid cylinder for driving slips to rise or fall is connected on the slips, mandril is axially provided in the main body valve, one end of the mandril is fixedly connected with travel switch, the other end of the mandril stretches out outside main body valve to touch slips during slips declines, and is additionally provided with spring on the mandril.The utility model has the beneficial effects that: 1, structure is simple, it is easy to use;2, the indication signal that whether slips and tubing string clamp in hydraulic elevator or chuck can be provided rapidly, considerably increase drilling efficiency, have in field of oil drilling and have good promotion and practical value.
Description
Technical field
The utility model relates to petroleum drilling technology fields, and in particular to the slips of a kind of hydraulic elevator or chuck clamps touching
Crash device.
Background technique
In Process of Oil Well Drilling, platform is placed on by hydraulic elevator or chuck gripping sleeve or drilling rod, general chuck
Lower section, elevator are suspended on above drilling machine two-layer platform, and the slips and tubing string inside hydraulic elevator or chuck are to clamp or unclamp
State, the personnel on operation bench cannot know immediately that this just needs operator by visually to confirm, still, pass through naked eyes
The process of confirmation is more troublesome and very dangerous.Slips in chuck opens elevator when not clamping, and will lead to serious
Production accident.
Utility model content
The utility model is in view of the above-mentioned problems of the prior art, provide the slips folder of a kind of hydraulic elevator or chuck
Crash device is tightly touched, by changing mechanical structure in elevator or chuck and increase corresponding hydraulic system, allows operation on operation bench
Personnel know whether slips is in clamped condition at once.
The utility model is solved the above problems by following scheme: the slips of a kind of hydraulic elevator or chuck clamps
Touch device, including slips and the main body valve of slips side be set, be connected on the slips drive slips rise or
The fluid cylinder of decline is axially provided with mandril in the main body valve, and one end of the mandril is fixedly connected with travel switch, described
The other end of mandril stretches out outside main body valve to touch slips during slips declines, and is additionally provided with bullet on the mandril
Spring.
Preferably, the both ends of the spring are provided with cover board, the spring-compressed is in the cover board at both ends.
Preferably, being equipped with the through-hole of perfusion lubricating oil in the mandril, lubricating oil is perfused in the through-hole.
Preferably, the mandril is ball shape structure close to one end of slips.
Further, the side of the travel switch is equipped with control cabinet, and the control cabinet and travel switch interact.
The utility model has the beneficial effects that: 1, structure is simple, it is easy to use;2, hydraulic elevator or card can be provided rapidly
The indication signal that whether slips and tubing string clamp in disk, considerably increases drilling efficiency, has in field of oil drilling fine
Popularization and practical value.
Detailed description of the invention
Fig. 1 is structural schematic diagram when the utility model does not work.
Fig. 2 is status diagram when slips clamps.
Fig. 3 is the enlarged diagram of mandril.
Wherein: 1, main body valve, 2, spring, 3, cover board, 4, mandril, 5, travel switch, 6, fluid cylinder, 7, slips, 8, through-hole,
9, control cabinet.
Specific embodiment
It is practical new to this below with reference to embodiment and attached drawing to keep the purpose of this utility model, technical solution clearer
Type is clearly and completely described, it is clear that discussed below is only the section Example of the utility model, practical based on this
Embodiment in novel, those of ordinary skill in the art are obtained every other without creative labor
Embodiment belongs to the protection scope of the utility model.
The slips clamps touching device, and including slips 7 and the main body valve 1 of 7 side of slips is arranged in, connects on slips 7
It is connected to the fluid cylinder 6 for driving slips 7 to rise or fall, is axially provided with mandril 4 in main body valve 1, one end of mandril 4 is fixedly connected
There is travel switch 5;The other end of mandril 4 stretches out to touch slips during slips 7 declines outside main body valve 1, the side
Mandril be set as ball shape structure, and because mandril cannot get rusty, therefore chromium plating process is carried out to the mandril of the side.It is set on mandril 4
It is equipped with spring 2, the both ends of spring 2 are provided with cover board 3, and spring 2 is compressed in the cover board 3 at both ends.Perfusion profit is provided in mandril 4
The through-hole 8 of lubricating oil is perfused with lubricating oil in through-hole 8, and because the device is operated by mandril activity, therefore lubricating oil, which is perfused, to be prevented
There is Caton phenomenon because working for a long time in mandril 4.In addition, the side of travel switch 5 is equipped with control cabinet 9, control cabinet 9 and row
Cheng Kaiguan 5 interacts.
When work, hydraulic elevator or chuck control the raising and lowering of fluid cylinder 6 by reversal valve, and then slips 7 is driven to do
The movement risen or fallen, tubing string are clipped in slips 7, and slips 7 slowly clamps tubing string when fluid cylinder 6 moves downward, and slips 7 clamps pipe
Mandril 4 is touched while column and then pushes travel switch 5, at this point, travel switch 5 is opened and transmits hydraulic pressure signal to control cabinet 9,
Clamping signal is shown on control cabinet 9.When fluid cylinder 6 is promoted, fluid cylinder 6 drives slips 7 to leave mandril 4, and slips 7 leaves mandril 4
While spring 24 automatic ejection main body valve 1 of mandril returned into reset condition, travel switch 5 is closed, and is shown on control cabinet 9
Unclamp signal.
Claims (5)
1. the slips of a kind of hydraulic elevator or chuck clamps touching device, it is characterised in that: including slips and be arranged in slips
The main body valve of side is connected with the fluid cylinder for driving slips to rise or fall on the slips, axially sets in the main body valve
Be equipped with mandril, one end of the mandril is fixedly connected with travel switch, the other end of the mandril stretch out main body valve it is outer so as to
Slips is touched during slips decline, is additionally provided with spring on the mandril.
2. the slips of a kind of hydraulic elevator or chuck clamps touching device according to claim 1, it is characterised in that: the bullet
The both ends of spring are provided with cover board, and the spring-compressed is in the cover board at both ends.
3. the slips of a kind of hydraulic elevator or chuck clamps touching device according to claim 1, it is characterised in that: the top
It is equipped with the through-hole of perfusion lubricating oil in bar, is perfused with lubricating oil in the through-hole.
4. the slips of a kind of hydraulic elevator or chuck clamps touching device according to claim 1, it is characterised in that: the top
Bar is ball shape structure close to one end of slips.
5. the slips of a kind of hydraulic elevator or chuck clamps touching device according to claim 1, it is characterised in that: the row
The side of Cheng Kaiguan is equipped with control cabinet, and the control cabinet and travel switch interact.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821287692.2U CN208870550U (en) | 2018-08-10 | 2018-08-10 | The slips of a kind of hydraulic elevator or chuck clamps touching device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821287692.2U CN208870550U (en) | 2018-08-10 | 2018-08-10 | The slips of a kind of hydraulic elevator or chuck clamps touching device |
Publications (1)
Publication Number | Publication Date |
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CN208870550U true CN208870550U (en) | 2019-05-17 |
Family
ID=66464416
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201821287692.2U Active CN208870550U (en) | 2018-08-10 | 2018-08-10 | The slips of a kind of hydraulic elevator or chuck clamps touching device |
Country Status (1)
Country | Link |
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CN (1) | CN208870550U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109057727A (en) * | 2018-08-10 | 2018-12-21 | 江苏如东联丰石油机械有限公司 | The slips of a kind of hydraulic elevator or chuck clamps touching device |
-
2018
- 2018-08-10 CN CN201821287692.2U patent/CN208870550U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109057727A (en) * | 2018-08-10 | 2018-12-21 | 江苏如东联丰石油机械有限公司 | The slips of a kind of hydraulic elevator or chuck clamps touching device |
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