CN212177075U - Hydraulic elevator for petroleum drilling - Google Patents
Hydraulic elevator for petroleum drilling Download PDFInfo
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- CN212177075U CN212177075U CN202020504790.8U CN202020504790U CN212177075U CN 212177075 U CN212177075 U CN 212177075U CN 202020504790 U CN202020504790 U CN 202020504790U CN 212177075 U CN212177075 U CN 212177075U
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- elevator
- lock tongue
- hole
- petroleum drilling
- hydraulic elevator
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Abstract
The utility model discloses a hydraulic elevator for petroleum drilling, which comprises a lock tongue, wherein the lock tongue is arranged on a fixed door of the elevator through a pin shaft; the locking block is arranged on the movable door of the elevator and matched with the lock tongue to lock the movable door; and the mechanical safety mechanism is arranged in the movable door, and blocks the lock tongue when working. The utility model discloses a set up mechanical safety mechanism, can effectively avoid the during operation maloperation to lead to the spring bolt to open, avoid the potential safety hazard.
Description
Technical Field
The utility model relates to an oil drilling equipment technical field, concretely relates to hydraulic elevator for oil drilling.
Background
The hydraulic lifting clamp is used for lifting pipe columns such as drill rods, oil pipes, casings, oil pipes and the like in the drilling and workover operation. The existing hydraulic elevator generally comprises an elevator main body, a fixed door and a movable door, wherein the complementary cores are arranged on the inner side surfaces of the main body, the fixed door and the movable door, and when the movable door is closed, the center of the internal complementary core forms an elevator central hole.
However, the existing hydraulic elevator has a complex structure and does not have signal input and output, and in addition, the sensitivity of a safety mechanism for preventing misoperation of the hydraulic elevator in the prior art is poor, so that the misoperation of an operator in the working process of the elevator is likely to directly cause safety accidents, and serious potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hydraulic elevator for oil drilling to solve among the prior art hydraulic elevator structure complicated, do not have signal input output, hydraulic elevator prevents the safety mechanism sensitivity of maloperation poor among the prior art in addition, has the technical problem of serious potential safety hazard.
In order to realize the purpose, the technical scheme of the utility model is that:
a hydraulic elevator for petroleum drilling comprises
The lock tongue is arranged on a fixed door of the elevator through a pin shaft;
the locking block is arranged on the movable door of the elevator and matched with the lock tongue to lock the movable door;
and the mechanical safety mechanism is arranged in the movable door, and blocks the lock tongue when working.
Preferably, a movable cavity is formed in the bottom of the end face of the movable door, a first through hole corresponding to the bolt is formed in the upper portion of one end of the movable cavity, and a second through hole corresponding to the complementary core is formed in the upper portion of the other end of the movable cavity; the mechanical safety mechanism comprises:
the middle part of the wane is arranged in the cavity through a pin shaft;
the lock tongue ejector rod is inserted into the first through hole, and the bottom end of the lock tongue ejector rod is erected on the wane and is linked with the wane;
and the core supplementing ejector rod is inserted into the second through hole, and the bottom end of the core supplementing ejector rod is overlapped on the wane and is linked with the wane.
Through adopting above-mentioned scheme, during operating condition, mend the core and have weight to push down, can push down and mend the core ejector pin to it is rotatory to drive the wane, blocks the spring bolt through the spring bolt ejector pin, and the spring bolt can't be opened this moment, avoids the maloperation to lead to the spring bolt to open and causes the incident.
Furthermore, a first return spring sleeved outside the bolt ejector rod is arranged in the first through hole.
Furthermore, a second return spring sleeved outside the core supplementing ejector rod is arranged in the second through hole.
Through adopting above-mentioned scheme, first reset spring and second reset spring help the wane can reset when mending the core non-operating condition, also are used for the spring bolt ejector pin simultaneously and mend the work buffering of core ejector pin, avoid too big power to strike the spring bolt and mend the core.
Further, still include tilting mechanism, tilting mechanism includes:
the overturning frames are symmetrically arranged on two sides of the elevator, and the driving units are arranged at the lower part in the overturning frames;
the driving fork head is arranged at the lower part of one surface of the turnover frame facing the elevator, and is linked with the driving unit;
the fixing groove is fixed at the upper part of one side of the overturning frame facing the elevator,
the suspension arm baffle is arranged on the driving fork head on one side face, and the suspension arm baffle slides along the driving fork head in the axial direction; the other side surface of the suspension arm baffle is fixed on the side surface of the elevator, and a suspension hole is formed between the suspension arm baffle and the elevator;
the lifting ring comprises a ring segment and a rod segment, the ring segment is sleeved on the lifting hole, and the rod segment is matched with the fixing groove and is inserted into the fixing groove for fixing.
By adopting the scheme, the rod section of the hanging ring is inserted into the fixing groove for fixing, and the ring section is sleeved on the hanging hole; when the driving unit controls the driving fork head to rotate, the suspension arm baffle is driven to rotate, so that the elevator is controlled to rotate, and the suspension arm baffle slides axially along the driving fork head in the rotating process to ensure that the position where the hanging ring sleeve is arranged is always located inside the ring segment.
Furthermore, the driving unit is a double-rack oil cylinder.
Furthermore, the driving fork head faces one side face of the elevator and is provided with a clamping groove along the axial direction, the suspension arm baffle is clamped in the clamping groove, and the suspension arm baffle slides along the clamping groove.
Furthermore, the movable safety valve further comprises a touch type movable fixed valve, the touch type movable fixed valve is fixed on the movable door, the touch end of the touch type movable fixed valve corresponds to the lock tongue, and the liquid inlet and outlet ends of the touch type movable fixed valve are respectively connected with the liquid inlet and outlet oil paths of the double-rack oil cylinder.
By adopting the scheme, when the lock tongue is in an open state, the touch type motorized fixed valve is in a closed state, at the moment, the liquid inlet and outlet oil paths of the double-rack oil cylinder are disconnected, the double-rack oil cylinder is in a locking state and cannot freely work, and only the angle can be adjusted according to the instruction work; when the lock tongue is in a locking state, the touch type mobile fixed valve is touched, the liquid inlet and outlet oil paths of the double-rack oil cylinder are connected at the moment, and the double-rack oil cylinder is in an automatic state, can freely work and can rotate under the action of gravity of a pipe column; when the tubular column is not locked, the gravity action of the tubular column leads the elevator to rotate and rock, and the potential safety hazard is avoided.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a set up mechanical safety mechanism, can effectively avoid during operation maloperation to lead to the spring bolt to open, avoid the potential safety hazard;
2. the utility model discloses a set up the motor-driven standing valve of touching formula, because the elevator that tubular column action of gravity leads to is rotatory when can effectively avoiding the tubular column not to lock rocks, avoids the potential safety hazard.
3. The utility model discloses a set up the motor-driven standing valve of touching formula and carry out signal acquisition, can effectively realize signal input/output, realize the interconnection interlocking with other devices.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a movable door according to an embodiment of the present invention.
Fig. 3 is a schematic sectional view of the plane a-a in fig. 2.
Shown in the figure:
1. an elevator;
2. a fixed door;
3. a movable door; 301. a movable cavity; 302. a first through hole; 303. a second through hole;
4. a latch bolt;
5. a locking block;
6. core supplementing;
7. a seesaw;
8. a bolt ejector rod;
9. a core-supplementing ejector rod;
10. a first return spring;
11. a second return spring;
12. a roll-over stand;
13. a drive fork; 1301. a card slot;
14. fixing grooves;
15. a boom baffle;
16. a hoisting ring;
17. a double rack oil cylinder;
18. touch type mobile fixed valve.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience of description and simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting.
Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
As shown in fig. 1 to 3, the hydraulic elevator 1 for oil drilling provided by the embodiment comprises a lock tongue 4, a lock block 5, a mechanical safety mechanism, a turnover mechanism and a touch type motorized fixed valve 18.
The bolt 4 is installed on the fixed door 2 of the elevator 1 through a pin shaft.
The locking block 5 is arranged on the movable door 3 of the elevator 1, and the locking block 5 is matched with the bolt 4 to lock the movable door 3.
The mechanical mounting mechanism is arranged in the movable door 3, and the mechanical safety mechanism blocks the bolt 4 during working.
The bottom of the end face of the movable door 3 is provided with a movable cavity 301, the upper part of one end of the movable cavity 301 is provided with a first through hole 302 corresponding to the bolt 4, and the upper part of the other end of the movable cavity 301 is provided with a second through hole 303 corresponding to the complementary core 6; the mechanical safety mechanism comprises a wane 7, a bolt mandril 8 and a core supplementing mandril 9.
The middle part of the wane 7 is arranged in the cavity through a pin shaft; the lock tongue mandril 8 is inserted into the first through hole 302, and the bottom end of the lock tongue mandril 8 is arranged on the wane 7 in a lap mode and is linked with the wane 7; the core supplementing ejector rod 9 is inserted into the second through hole 303, and the bottom end of the core supplementing ejector rod 9 is erected on the wane 7 to be linked with the wane 7.
During operating condition, mend core 6 and have weight to push down, can push down and mend core ejector pin 9 to it is rotatory to drive wane 7, blocks spring bolt 4 through spring bolt ejector pin 8, and spring bolt 4 can't be opened this moment, avoids the maloperation to lead to spring bolt 4 to open and causes the incident.
A first return spring 10 sleeved outside the bolt ejector rod 8 is arranged in the first through hole 302, and a second return spring 11 sleeved outside the core supplementing ejector rod 9 is arranged in the second through hole 303.
First reset spring 10 and second reset spring 11 help wane 7 can reset when mending core 6 non-operating condition, also are used for the work buffering of spring bolt ejector pin 8 and benefit core ejector pin 9 simultaneously, avoid too big power to strike spring bolt 4 and mend core 6.
The turnover mechanism comprises a turnover frame 12, a driving fork 13, a fixing groove 14, a suspension arm baffle 15 and a hanging ring 16.
The roll-over stands 12 are symmetrically arranged at two sides of the elevator 1, and the inner lower part of the roll-over stand 12 is provided with a driving unit which is a double-rack oil cylinder 17.
The driving fork head 13 is arranged at the lower part of one surface of the overturning frame 12 facing the elevator 1, and the driving fork head 13 is linked with the double-rack oil cylinder 17.
The securing slots 14 are secured to the upper portion of the roll-over stand 12 facing the elevator 1.
One side surface of the suspension arm baffle 15 is arranged on the driving fork head 13, and the suspension arm baffle 15 slides along the axial direction of the driving fork head 13; the other side surface of the suspension arm baffle 15 is fixed on the side surface of the elevator 1, and a suspension hole is formed between the suspension arm baffle 15 and the elevator 1.
The driving fork 13 is provided with a clamping groove 1301 along the axial direction towards one side of the elevator 1, the suspension arm baffle 15 is clamped in the clamping groove 1301, and the suspension arm baffle 15 slides along the clamping groove 1301.
The hanging ring 16 comprises a ring segment and a rod segment, the ring segment is sleeved on the hanging hole, and the rod segment is matched with the fixing groove 14 and inserted into the fixing groove 14 for fixing.
The rod section of the hanging ring 16 is inserted into the fixing groove 14 for fixing, and the ring section is sleeved on the hanging hole; when the driving unit controls the driving fork 13 to rotate, the suspension arm baffle 15 is driven to rotate, so that the elevator 1 is controlled to rotate, and the suspension arm baffle 15 axially slides along the driving fork 13 in the rotating process to ensure that the sleeving position of the hoisting ring 16 is always positioned inside the ring segment.
The model of the touch type mobile fixed valve 18 is BSYYDKFZ-3A, the touch type mobile fixed valve 18 is fixed on the movable door 3, the touch end of the touch type mobile fixed valve 18 is arranged corresponding to the lock tongue 4, and the liquid inlet and outlet ends of the touch type mobile fixed valve 18 are respectively connected with the liquid inlet and outlet oil paths of the double-rack oil cylinder 17.
When the lock tongue 4 is in an opening state, the touch type mobile fixed valve 18 is in a closing state, at the moment, the liquid inlet and outlet oil paths of the double-rack oil cylinder 17 are disconnected, the double-rack oil cylinder 17 is in a locking state, cannot freely work, and only can work according to an instruction to adjust the angle; when the lock tongue 4 is in a locking state, the touch type mobile fixed valve 18 is touched, at the moment, the liquid inlet and outlet oil paths of the double-rack oil cylinder 17 are connected, and the double-rack oil cylinder 17 is in an automatic state, can freely work and can rotate under the action of gravity of a pipe column; when the tubular column is not locked, the elevator 1 is rotated and rocked under the action of the gravity of the tubular column by arranging the touch type motor-driven fixed valve 18, so that potential safety hazards are avoided.
In addition, the touch type maneuvering fixed valve 18 can realize signal input and output by detecting the state of the bolt 4 to acquire information, so that the touch type maneuvering fixed valve is interconnected and interlocked with other equipment.
This embodiment is through setting up mechanical safety mechanism, can effectively avoid the during operation maloperation to lead to spring bolt 4 to open, avoids the potential safety hazard.
This embodiment is through setting up the motor-driven standing valve 18 of touching formula, can effectively avoid when the tubular column is not locked because the elevator 1 rotation that tubular column action of gravity leads to rocks, avoids the potential safety hazard.
In the specification of the present invention, a large number of specific details are explained. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (8)
1. A hydraulic elevator for petroleum drilling is characterized by comprising
The lock tongue is arranged on a fixed door of the elevator through a pin shaft;
the locking block is arranged on the movable door of the elevator and matched with the lock tongue to lock the movable door;
and the mechanical safety mechanism is arranged in the movable door, and blocks the lock tongue when working.
2. The hydraulic elevator for petroleum drilling as recited in claim 1, wherein the bottom of the end face of the movable door is provided with a movable cavity, the upper part of one end of the movable cavity is provided with a first through hole corresponding to the lock tongue, and the upper part of the other end of the movable cavity is provided with a second through hole corresponding to the complementary core; the mechanical safety mechanism comprises:
the middle part of the wane is arranged in the movable cavity through a pin shaft;
the lock tongue ejector rod is inserted into the first through hole, and the bottom end of the lock tongue ejector rod is erected on the wane and is linked with the wane;
and the core supplementing ejector rod is inserted into the second through hole, and the bottom end of the core supplementing ejector rod is overlapped on the wane and is linked with the wane.
3. The hydraulic elevator for petroleum drilling as recited in claim 2, wherein a first return spring is disposed in the first through hole and sleeved on the bolt carrier rod.
4. The hydraulic elevator for petroleum drilling as recited in claim 2, wherein a second return spring is disposed in the second through hole and sleeved on the bushing rod.
5. The hydraulic elevator for petroleum drilling as recited in claim 1, further comprising a turnover mechanism, said turnover mechanism comprising:
the overturning frames are symmetrically arranged on two sides of the elevator, and the driving units are arranged at the lower part in the overturning frames;
the driving fork head is arranged at the lower part of one surface of the turnover frame facing the elevator, and is linked with the driving unit;
the fixing groove is fixed at the upper part of one side of the overturning frame facing the elevator,
the suspension arm baffle is arranged on the driving fork head on one side face, and the suspension arm baffle slides along the driving fork head in the axial direction; the other side surface of the suspension arm baffle is fixed on the side surface of the elevator, and a suspension hole is formed between the suspension arm baffle and the elevator;
the lifting ring comprises a ring segment and a rod segment, the ring segment is sleeved on the lifting hole, and the rod segment is matched with the fixing groove and is inserted into the fixing groove for fixing.
6. The hydraulic elevator for petroleum drilling as defined in claim 5, wherein the drive unit is a double rack cylinder.
7. The hydraulic elevator for petroleum drilling as recited in claim 5, wherein said drive yoke defines an axial slot on a side facing said elevator, said boom stop is captured in said slot, and said boom stop slides along said slot.
8. The hydraulic elevator for petroleum drilling as recited in claim 6, further comprising a touch type motorized fixed valve, wherein the touch type motorized fixed valve is fixed on the movable door, a touch end of the touch type motorized fixed valve is arranged corresponding to the lock tongue, and a liquid inlet and a liquid outlet of the touch type motorized fixed valve are respectively connected with a liquid inlet and a liquid outlet of the double rack oil cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020504790.8U CN212177075U (en) | 2020-04-08 | 2020-04-08 | Hydraulic elevator for petroleum drilling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020504790.8U CN212177075U (en) | 2020-04-08 | 2020-04-08 | Hydraulic elevator for petroleum drilling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212177075U true CN212177075U (en) | 2020-12-18 |
Family
ID=73768716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020504790.8U Active CN212177075U (en) | 2020-04-08 | 2020-04-08 | Hydraulic elevator for petroleum drilling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212177075U (en) |
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2020
- 2020-04-08 CN CN202020504790.8U patent/CN212177075U/en active Active
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