CN203978328U - Oil drill rocker elevator apparatus - Google Patents
Oil drill rocker elevator apparatus Download PDFInfo
- Publication number
- CN203978328U CN203978328U CN201420414909.7U CN201420414909U CN203978328U CN 203978328 U CN203978328 U CN 203978328U CN 201420414909 U CN201420414909 U CN 201420414909U CN 203978328 U CN203978328 U CN 203978328U
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- CN
- China
- Prior art keywords
- centralizer
- elevator
- chain
- otic placode
- joint pin
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- Expired - Fee Related
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Abstract
The utility model discloses oil drill rocker elevator apparatus, comprise drill pipe elevator body, on bar elevator body, be provided with 2 centralizer linkages, each centralizer linkage is mainly arranged on the centralizers connection otic placode on elevator body lateral surface by 2 and is arranged on 2 chain structures between centralizers connection otic placode and forms, chain structure is connected between otic placode and forms one for clamping the cavity of centralizer joint pin with 2 centralizers, centralizer joint pin inserts in this cavity, wherein chain structure comprises the chain rotating shaft that a plurality of axis are parallel to each other, between adjacent two chain rotating shafts, be connected with chain connecting plate, wherein 2 of chain structure two ends chain rotating shafts are connected respectively on centralizer connection otic placode, chain rotating shaft runs through centralizer and connects otic placode, the axis of chain rotating shaft with, the axis of holding centralizer joint pin is parallel.Can solve otic placode structure and be connected the problem of skidding with centralizer joint pin.
Description
Technical field
The utility model relates to oil drill rocker elevator apparatus.
Background technology
Oil drill rocker elevator apparatus is a kind of instrument of the tubing such as drilling rod, oil pipe, sleeve pipe that are used for slinging, and it is suspended on the suspension ring the inside of Hoisting System hook both sides, to well is tripped out or is lowered to the operation of drilling tool and oil pipe, sleeve pipe.
Elevator apparatus, when drilling and repairing well operation, is used for directly hanging the rig tool of tubing string, upper connection suspension ring, and different apertures hangs different tubing strings.Elevator often bears the weight of all tubing strings in the drive system of top, in taking over and unloading pipe process, also plays irreplaceable effect, by the tubing string difference hanging, can be divided into rod elevator, drill pipe elevator, casing elevator and pipe elevator.
In upper pipe process, mechanical arm can be delivered to tubing string suitable position, opening elevator locks tubing string, after elevator is well placed the position of tubing string, being positioned at the upper shackle device driving on top can screw drilling rod, during unloading lower tubular column, drive drill rod fastener dismount on top, then by elevator, tubing string is delivered to suitable position and remove tubing string by mechanical arm.
The major defect of existing elevator apparatus is: elevator apparatus comprises elevator apparatus body construction, elevator apparatus body construction is one can open and close the tubular column structure body closing, on this tubular column structure body, be provided with arc otic placode, two arc otic placodes are clamped on the joint pin of centralizer, the joint pin of centralizer is necessary for column structure, arc otic placode is clasped the joint pin of centralizer like this, such structure needs larger chucking power, need to adopt frame for movement that joint pin is connected on otic placode, and this spline structure easily skids, very dangerous.
Utility model content
The purpose of this utility model is to provide a kind of oil drill rocker elevator apparatus, and the utility model changes the otic placode structure of elevator apparatus, can solve otic placode structure and be connected the problem of skidding with centralizer joint pin.
The purpose of this utility model is achieved through the following technical solutions: oil drill rocker elevator apparatus, comprise drill pipe elevator body, on bar elevator body, be provided with 2 centralizer linkages, each centralizer linkage is mainly arranged on the centralizers connection otic placode on elevator body lateral surface by 2 and is arranged on 2 chain structures between centralizers connection otic placode and forms, chain structure is connected between otic placode and forms one for clamping the cavity of centralizer joint pin with 2 centralizers, centralizer joint pin inserts in this cavity, wherein chain structure comprises the chain rotating shaft that a plurality of axis are parallel to each other, between adjacent two chain rotating shafts, be connected with chain connecting plate, wherein 2 of chain structure two ends chain rotating shafts are connected respectively on centralizer connection otic placode, chain rotating shaft runs through centralizer and connects otic placode, the axis of chain rotating shaft with, the axis of holding centralizer joint pin is parallel.
It is to realize by said structure that the utility model solution otic placode structure is connected the problem of skidding with centralizer joint pin, the principle of its realization is: the chain connecting plate that utilizes chain structure, wherein chain connecting plate is crimped on the external surface of clamping centralizer joint pin, when clamping centralizer joint pin is polygon, putting of chain connecting plate is shaped as polygon spill, holding centralizer joint pin and can not rotate after clamping like this, the problem that can avoid traditional structure to skid.Wherein chain connecting plate connects by chain rotating shaft, what make that middle chain connecting plate can be random rotates, the chain structure that forms the enclosuring structure between centralizer connection otic placode can be along with holding the structure formation and modification of centralizer joint pin, like this, what this device can adapt to a variety of formation holds centralizer joint pin, for example, hold centralizer joint pin and be rectangle or polygon or triangle oval or circular.Preferably, holding centralizer joint pin is rectangle or polygon.This device can also improve the stress state that centralizer connects otic placode, it is mainly otic placode in upside position that the centralizer of traditional structure connects otic placode stressed, it is fan-shaped that stress distribution becomes, this otic placode easily ftractures, and structure of the present utility model, can improve stress state, pass through chain structure, disperse the centralizer that is delivered to below to connect on otic placode power, chain connecting plate in this while chain device also can disperse to bear certain stress, and this makes the centralizer of upper side coil in this device connect the difficult cracking of otic placode.
Preferably, elevator body of the present utility model comprises that elevator body arcuate member and elevator open and close and closes arcuate member, elevator body arcuate member closes one of arcuate member formation by main shaft and elevator switching can open and close the tubulose elevator body closing, main shaft runs through body arcuate member, and the side that arcuate member is closed in elevator switching is connected with main shaft.Elevator body construction is simple like this, easy to make, easy to operate.
Preferably, elevator body arcuate member and elevator open and close to close to be all provided with to open and close on arcuate member and close otic placode, and 2 switchings are closed and between otic placode, by switching, closed screw rod and connect.Rotate elevator switching and close arcuate member, main shaft is rotated, and elevator switching is closed arcuate member and is rotated around main shaft, after turning an angle, elevator body arcuate member and elevator open and close and close after arcuate member formation tubular column structure, and insertion switching is closed 2 switchings of screw rod connection and closed otic placode.Screw to open and close and close screw rod, elevator body arcuate member and elevator are opened and closed and close arcuate member clamping oil drill rocker or petroleum pipeline or sleeve pipe.
Preferably, the cross section of centralizer joint pin is ellipse or circle or polygon.
The utility model has the advantage of: simple in structure, cost is low, easy to operate, shorten the engineering time, can solve otic placode structure and be connected the problem of skidding with centralizer joint pin.
Accompanying drawing explanation
Fig. 1 is the first three-dimensional structure diagram of the present utility model.
Fig. 2 is the second three-dimensional structure diagram of the present utility model.
Reference numeral in figure is expressed as: 1, elevator body arcuate member; 2, elevator opens and closes and closes arcuate member; 3, main shaft; 4, open and close and close otic placode; 5, open and close and close screw rod; 6, centralizer joint pin; 7, centralizer connects otic placode; 8, chain rotating shaft; 9, chain connecting plate.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited to this.
Embodiment 1:
As Figure 1-Figure 2
Oil drill rocker elevator apparatus, comprise drill pipe elevator body, on bar elevator body, be provided with 2 centralizer linkages, each centralizer linkage is mainly arranged on the centralizers connection otic placode 7 on elevator body lateral surface by 2 and is arranged on 2 chain structures between centralizers connection otic placode 7 and forms, chain structure is connected between otic placode 7 and forms one for clamping the cavity of centralizer joint pin 6 with 2 centralizers, centralizer joint pin 6 inserts in this cavity, wherein chain structure comprises the chain rotating shaft 8 that a plurality of axis are parallel to each other, between adjacent two chain rotating shafts 8, be connected with chain connecting plate 9, wherein 2 of chain structure two ends chain rotating shafts 8 are connected respectively on centralizer connection otic placode 7, chain rotating shaft 8 runs through centralizer and connects otic placode 7, the axis of chain rotating shaft 8 with, the axis of holding centralizer joint pin 6 is parallel.
It is to realize by said structure that the utility model solution otic placode structure is connected the problem of skidding with centralizer joint pin, the principle of its realization is: the chain connecting plate 9 that utilizes chain structure, wherein chain connecting plate 9 is crimped on the external surface of clamping centralizer joint pin 6, when clamping centralizer joint pin 6 is polygon, putting of chain connecting plate 9 is shaped as polygon spill, holding centralizer joint pin 6 and can not rotate after clamping like this, the problem that can avoid traditional structure to skid.Wherein chain connecting plate 9 connects by chain rotating shaft 8, what make that middle chain connecting plate can be random rotates, the chain structure that forms the enclosuring structure between centralizer connection otic placode 7 can be along with holding the structure formation and modification of centralizer joint pin 6, like this, what this device can adapt to a variety of formation holds centralizer joint pin 6, for example hold centralizer joint pin 6 for rectangle or polygon or triangle oval or circular.Preferably, hold centralizer joint pin 6 for rectangle or polygon.This device can also improve the stress state that centralizer connects otic placode 7, it is mainly otic placode in upside position that the centralizer of traditional structure connects otic placode 7 stressed, it is fan-shaped that stress distribution becomes, this otic placode easily ftractures, and structure of the present utility model, can improve stress state, pass through chain structure, disperse the centralizer that is delivered to below to connect on otic placode 7 power, chain connecting plate in this while chain device also can disperse to bear certain stress, and it is not easy to crack that this makes the centralizer of upper side coil in this device connect otic placode 7.
As shown in Fig. 2 and Fig. 1, in chain device of the present utility model, there are 2 groups of chain connecting plates, between two groups of chain connecting plates, there is gap, the centralizer joint pin 6 of holding in the present embodiment is 7 limit shape cylinders.4 corresponding attachings of chain connecting plate are crimped onto on 4 limits of 7 limit shape cylinders, and 2 centralizers connect otic placode 7 and are crimped onto on other 2 limits of 7 limit shape cylinders, and the 7 remaining limits of limit shape cylinder are crimped onto on the outer wall of drill pipe elevator body.7 limit shape cylinders in this device cannot rotate, and the 7 limit shape cylinders of this device are non-slip.
Preferably, elevator body of the present utility model comprises that elevator body arcuate member 1 and elevator open and close and closes arcuate member 2, elevator body arcuate member 1 closes arcuate member 2 one of formation by main shaft 3 and elevator switching can open and close the tubulose elevator body closing, main shaft 3 runs through body arcuate member 1, and the side that arcuate member 2 is closed in elevator switching is connected with main shaft 3.Elevator body construction is simple like this, easy to make, easy to operate.
Preferably, elevator body arcuate member 1 and elevator open and close to close on arcuate member 2, to be all provided with to open and close and close 4,2 switchings of otic placode and close between otic placode 4 and close screw rod 5 connections by switchings.Rotate elevator switching and close arcuate member 2, main shaft 3 is rotated, and elevator opens and closes and closes arcuate member 2 around main shaft 3 rotations, after turning an angle, elevator body arcuate member 1 and elevator open and close and close after arcuate member 2 formation tubular column structures, and insertion switching is closed 2 switchings of screw rod 5 connections and closed otic placode 4.Screw to open and close and close screw rod 5, elevator body arcuate member 1 and elevator are opened and closed and close arcuate member 2 clamping oil drill rocker or petroleum pipeline or sleeve pipes.
Preferably, the cross section of centralizer joint pin 6 is ellipse or circle or polygon.
As mentioned above, can well realize the utility model.
Claims (4)
1. oil drill rocker elevator apparatus, comprise drill pipe elevator body, it is characterized in that: on bar elevator body, be provided with 2 centralizer linkages, each centralizer linkage is mainly connected otic placode (7) and is arranged on the chain structure formation between 2 centralizers connection otic placodes (7) by 2 centralizers that are arranged on elevator body lateral surface, chain structure is connected between otic placode (7) and forms one for clamping the cavity of centralizer joint pin (6) with 2 centralizers, centralizer joint pin (6) inserts in this cavity, wherein chain structure comprises the chain rotating shaft (8) that a plurality of axis are parallel to each other, between adjacent two chain rotating shafts (8), be connected with chain connecting plate (9), wherein 2 of chain structure two ends chain rotating shafts (8) are connected respectively on centralizer connection otic placode (7), chain rotating shaft (8) runs through centralizer and connects otic placode (7), the axis of chain rotating shaft (8) with, the axis of holding centralizer joint pin (6) is parallel.
2. oil drill rocker elevator apparatus according to claim 1, it is characterized in that: elevator body comprises that elevator body arcuate member (1) and elevator open and close and closes arcuate member (2), elevator body arcuate member (1) closes one of arcuate member (2) formation by main shaft (3) and elevator switching can open and close the tubulose elevator body closing, main shaft (3) runs through body arcuate member (1), and the side that arcuate member (2) is closed in elevator switching is connected with main shaft (3).
3. oil drill rocker elevator apparatus according to claim 2, it is characterized in that: elevator body arcuate member (1) and elevator open and close to close to be all provided with to open and close on arcuate member (2) and close otic placode (4), and 2 switchings are closed between otic placode (4) and closed screw rod (5) connection by switchings.
4. according to the oil drill rocker elevator apparatus described in any one in claim 1-3, it is characterized in that: the cross section of centralizer joint pin (6) is ellipse or circle or polygon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420414909.7U CN203978328U (en) | 2014-07-27 | 2014-07-27 | Oil drill rocker elevator apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420414909.7U CN203978328U (en) | 2014-07-27 | 2014-07-27 | Oil drill rocker elevator apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203978328U true CN203978328U (en) | 2014-12-03 |
Family
ID=51975787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420414909.7U Expired - Fee Related CN203978328U (en) | 2014-07-27 | 2014-07-27 | Oil drill rocker elevator apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203978328U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104110224A (en) * | 2014-07-27 | 2014-10-22 | 成都高普石油工程技术有限公司 | Petroleum drill rod elevating device |
| CN104110224B (en) * | 2014-07-27 | 2016-11-30 | 江苏腾龙石化机械有限公司 | Oil drill rocker elevator apparatus |
-
2014
- 2014-07-27 CN CN201420414909.7U patent/CN203978328U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104110224A (en) * | 2014-07-27 | 2014-10-22 | 成都高普石油工程技术有限公司 | Petroleum drill rod elevating device |
| CN104110224B (en) * | 2014-07-27 | 2016-11-30 | 江苏腾龙石化机械有限公司 | Oil drill rocker elevator apparatus |
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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: 20141203 Termination date: 20150727 |
|
| EXPY | Termination of patent right or utility model |