CN204754814U - Be used for card to hold and promote sheathed tube elevator - Google Patents
Be used for card to hold and promote sheathed tube elevator Download PDFInfo
- Publication number
- CN204754814U CN204754814U CN201520382273.7U CN201520382273U CN204754814U CN 204754814 U CN204754814 U CN 204754814U CN 201520382273 U CN201520382273 U CN 201520382273U CN 204754814 U CN204754814 U CN 204754814U
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- CN
- China
- Prior art keywords
- elevator
- slips
- elevator body
- connecting rod
- recessed groove
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- 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
- 238000000034 method Methods 0.000 abstract description 7
- 230000001737 promoting effect Effects 0.000 abstract description 3
- 206010040007 Sense of oppression Diseases 0.000 abstract 1
- 238000005553 drilling Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The utility model discloses a be used for card to hold and promote sheathed tube elevator, including the elevator body, the slips is installed to elevator body centre bore, the slips passes through connecting rod mechanism and is connected with piston rod of the cylinder, the cylinder is adorned in the elevator body, the slips comprises a plurality of slips body, be provided with on the back cone of a plurality of slips body to hold the component with elevator body matched with card, the card hold the component by the recessed groove with be located a plurality of step of recessed groove below constitutes, the recessed groove with elevator physical contact position department is formed with the card and holds the cavity, the elevator body go up with the position department that a plurality of step contacted is provided with the engaging piece with a plurality of step engaged with. The recessed groove with the cavity is held to the card that elevator physical contact position department formed for the sleeve pipe is promoting the in -process stably, is unlikely to again to form the oppression to the sleeve pipe, the elevator body go up with position department that a plurality of step contacted be provided with with a plurality of step engaged with engaging piece adopts this kind of structure block inseparabler.
Description
Technical field
The utility model relates to oil-well drilling equipment technical field, especially relates to a kind of elevator adopting pneumatic mode to hold and promote sleeve pipe.
Technical background
In drilling engineering, elevator is a kind of instrument of the tubing such as drilling rod, oil pipe and sleeve pipe that are used for slinging.Inside the suspension ring that it is suspended on Hoisting System hook both sides, so as well to be tripped out or under enter the operation of drilling tool and oil pipe, sleeve pipe, the drill string that elevator correspondence is hung has different specifications.Have the paper card of hole for hoist, hang for product and show or use general and plastic uptake (vacuum (-tight) housing) to support the use, its hole for hoist mostly is circular hole or butterfly hole.
Elevator is classified mainly: casing elevator, pipe elevator, drill pipe elevator, rod elevator; Wherein casing elevator be in oil and gas well drilling operation for rise, cased indispensable instrument.Be generally adopt special steel alloy to process, make that it is lightweight, size is little, load is large, significantly reduce the working strength of user.Casing elevator is primarily of parts compositions such as main body, valve, lock pin assembly, extraordinary handles.Adopt extraordinary mode process, elevator integral hardness level is evenly distributed.
In Chinese patent literature CN2620076Y, disclose a kind of Pneumatic slip type sleeve elevator, include elevator body, to be installed in elevator body centre bore watt, slips is connected with cylinder piston rod by connecting rod mechanism, cylinder is loaded in elevator body, elevator body is made up of the two parts being split connection by hinge pin, slips forms by 360 degree of equally distributed four pages of slips bodies, four pages of slips bodies connect by respective connecting rod mechanism is corresponding with four cylinders respectively, connecting rod mechanism comprises the connecting rod be connected with slips body, connecting rod is connected with lever, lever is connected with cylinder piston rod, the lever be connected with four cylinders is in the form be mutually connected, slips body fills dental lamina, lid is loaded onto in the upper end of elevator body, on cover and load onto guide strip, guide strip is loaded in the lower end of elevator body, the lower end installing conical guider of elevator body.
But, in technique scheme, in concrete utilization process, easily cause sleeve pipe landing, cause great potential safety hazard.
Utility model content
The technical problems to be solved in the utility model is, provides a kind of easy for installation, easy-to-use, elevator for holding and promote sleeve pipe that security performance is high.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: this elevator being used for holding and promoting sleeve pipe comprises elevator body, and described elevator body centre bore is provided with slips, and described slips is connected with cylinder piston rod by connecting rod mechanism; Described cylinder is loaded in elevator body; Described slips is made up of several slips bodies, the back cone of several slips bodies described is provided with the retaining structure with elevator mates, and described retaining structure is made up of recessed groove and several steps be positioned at below described recessed groove; Described recessed groove and described elevator body contact position place are formed and hold cavity, and the position that described elevator body contacts with several steps described is provided with the engaging piece be meshed with several steps described.
Described retaining structure is made up of recessed groove and several steps be positioned at below described recessed groove, and recessed groove matches with several steps, jointly forms retaining structure; Recessed groove and described elevator body contact position place are formed and hold cavity, make sleeve pipe stable in lifting process, are unlikely to again to form compressing to sleeve pipe; The position that described elevator body contacts with several steps described is provided with the engaging piece be meshed with several steps described, adopts this structure to engage tightr.
Further improvement is, several slips bodies described are 360 degree and are uniformly distributed, and each slips body leads to respective connecting rod mechanism and is connected with four cylinders, and the top of described elevator body is provided with the control valve of control four cylinder synchronization actions; Described connecting rod mechanism comprises the connecting rod be connected with described slips body; Described connecting rod is connected with lever, and described lever is connected with cylinder piston; Described lever is connected mutually.
Further improvement is, described slips body is equipped with dental lamina, the upper end of described elevator body is provided with upper cover, covers guide strip is housed on described; The lower end of described elevator body is equiped with conical guider.
Further improvement is, the below of described lever is provided with safeties, and the below of described connecting rod is provided with hand gear.
Accompanying drawing explanation
Further describe below in conjunction with accompanying drawing and embodiment of the present utility model:
Fig. 1 is the structural representation of existing elevator;
Fig. 2 is the elevator schematic diagram for holding and promote sleeve pipe of the present utility model;
Fig. 3 is the structural representation that Fig. 2 removes upper cover;
In figure: 1-elevator body, 2-slips, 3-connecting rod mechanism; 301-connecting rod; 4-cylinder piston rod; 5-retaining structure; 501-recessed groove; 502-step; 503-holds cavity; 504-engaging piece; 6-lever; 7-dental lamina; 8-upper cover; The upper guide strip of 9-; 10-conical guider; 11-lower guide plate.
Detailed description of the invention
As shown in Figure 1, disclosed Pneumatic slip type sleeve elevator includes elevator body, to be installed in elevator body centre bore watt, slips is connected with cylinder piston rod by connecting rod mechanism, cylinder is loaded in elevator body, elevator body is made up of the two parts being split connection by hinge pin, slips forms by 360 degree of equally distributed four pages of slips bodies, four pages of slips bodies connect by respective connecting rod mechanism is corresponding with four cylinders respectively, connecting rod mechanism comprises the connecting rod be connected with slips body, connecting rod is connected with lever, lever is connected with cylinder piston rod, the lever be connected with four cylinders is in the form be mutually connected, slips body fills dental lamina, lid is loaded onto in the upper end of elevator body, on cover and load onto guide strip, guide strip is loaded in the lower end of elevator body, the lower end installing conical guider of elevator body.
Pneumatic slip type sleeve elevator in above-mentioned Fig. 1 easily causes sleeve pipe landing in concrete utilization process, causes great potential safety hazard.
In Fig. 2,3, the elevator for holding and promote sleeve pipe of the present utility model comprises elevator body 1, and described elevator body 2 centre bore is provided with slips 2, and described slips 2 is connected with cylinder piston rod 4 by connecting rod mechanism 3, and cylinder is loaded in elevator body 1; Described slips 2 is made up of several slips bodies, the back cone of several slips bodies described is provided with the retaining structure 5 matched with elevator body 1, and described retaining structure 5 is made up of recessed groove 501 and several steps 502 be positioned at below described recessed groove 501; Described recessed groove 501 is formed with described elevator body 1 contact position place and holds cavity 503, and the position that described elevator body 1 contacts with several steps 502 described is provided with the engaging piece 504 be meshed with several steps 502 described.
Several slips bodies described are 360 degree and are uniformly distributed, and each slips body leads to respective connecting rod mechanism 3 and is connected with four cylinders, and the top of described elevator body 1 is provided with the control valve of control four cylinder synchronization actions; Described connecting rod mechanism 3 comprises the connecting rod 301 be connected with described slips body 1; Described connecting rod 301 is connected with lever 6, and described lever 6 is connected with cylinder piston rod 4; Described lever 6 is connected mutually.
Described slips body 1 is equipped with dental lamina 7, the upper end of described elevator body 1 is provided with upper cover 8, described upper cover 8 is equipped with guide strip 9, the lower end of elevator body 1 is also provided with lower guide plate 11; The lower end of described elevator body 1 is equiped with conical guider 10.
The below of described lever 6 is provided with safeties, and the below of described connecting rod is provided with hand gear.
This elevator being used for holding and promoting sleeve pipe can arrange remote control, simultaneously at each position sensor installation, thus realize wireless remote operation control by remote control and sensor, thus more convenient its uses, and raises the efficiency.
By reference to the accompanying drawings embodiment of the present utility model is described in detail above, but the utility model is not limited to above-mentioned embodiment, in the ken that art those of ordinary skill possesses, can also make a variety of changes under the prerequisite not departing from the utility model aim.
Claims (4)
1. for holding and promote an elevator for sleeve pipe, comprise elevator body, described elevator body centre bore is provided with slips, and described slips is connected with cylinder piston rod by connecting rod mechanism; Described cylinder is loaded in elevator body; Described slips is made up of several slips bodies, it is characterized in that, the back cone of several slips bodies described is provided with the retaining structure with elevator mates, and described retaining structure is made up of recessed groove and several steps be positioned at below described recessed groove; Described recessed groove and described elevator body contact position place are formed and hold cavity, and the position that described elevator body contacts with several steps described is provided with the engaging piece be meshed with several steps described.
2. as claimed in claim 1 for holding and promote the elevator of sleeve pipe, it is characterized in that, several slips bodies described are 360 degree and are uniformly distributed, each slips body leads to respective connecting rod mechanism and is connected with four cylinders, and the top of described elevator body is provided with the control valve of control four cylinder synchronization actions; Described connecting rod mechanism comprises the connecting rod be connected with described slips body; Described connecting rod is connected with lever, and described lever is connected with cylinder piston rod; Described lever is connected mutually.
3. as claimed in claim 2 for holding and promote the elevator of sleeve pipe, it is characterized in that, described slips body is equipped with dental lamina, the upper end of described elevator body is provided with upper cover, covers on described and guide strip is housed; The lower end of described elevator body is equiped with conical guider.
4. as claimed in claim 3 for holding and promote the elevator of sleeve pipe, it is characterized in that, the below of described lever is provided with safeties, and the below of described connecting rod is provided with hand gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520382273.7U CN204754814U (en) | 2015-06-07 | 2015-06-07 | Be used for card to hold and promote sheathed tube elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520382273.7U CN204754814U (en) | 2015-06-07 | 2015-06-07 | Be used for card to hold and promote sheathed tube elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204754814U true CN204754814U (en) | 2015-11-11 |
Family
ID=54469533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520382273.7U Expired - Fee Related CN204754814U (en) | 2015-06-07 | 2015-06-07 | Be used for card to hold and promote sheathed tube elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204754814U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104863526A (en) * | 2015-06-07 | 2015-08-26 | 高影 | Elevator for clamping and lifting casing pipe |
| CN107448157A (en) * | 2016-05-31 | 2017-12-08 | 江苏如通石油机械股份有限公司 | A kind of monoblock type elevator |
-
2015
- 2015-06-07 CN CN201520382273.7U patent/CN204754814U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104863526A (en) * | 2015-06-07 | 2015-08-26 | 高影 | Elevator for clamping and lifting casing pipe |
| CN107448157A (en) * | 2016-05-31 | 2017-12-08 | 江苏如通石油机械股份有限公司 | A kind of monoblock type elevator |
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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: 20151111 Termination date: 20160607 |