CN213869769U

CN213869769U - Mechanical locking structure of hydraulic elevator

Info

Publication number: CN213869769U
Application number: CN202022497356.4U
Authority: CN
Inventors: 王康; 李杨; 田宽; 哈能俊; 陈英达
Original assignee: Huangshan Huaneng Petrochemical Machinery Co ltd
Current assignee: Huangshan Huaneng Petrochemical Machinery Co ltd
Priority date: 2020-11-03
Filing date: 2020-11-03
Publication date: 2021-08-03
Anticipated expiration: 2030-11-03

Abstract

The utility model relates to a hydraulic elevator mechanical locking structure, which comprises an elevator main body, wherein the middle part of the elevator main body is provided with a pipeline hole penetrating through the upper end surface and the lower end surface, the front side of the pipeline hole, which is positioned on the elevator main body, is provided with a gap door, the elevator main body is provided with a hinge capable of opening and closing at the position of the gap door, and the outer side of the main body, which is positioned on the hinge, is provided with a clamping sheet capable of opening and closing; the card page can be wrapped at the outer side of the loose-leaf; the upper end surface of the loose-leaf is provided with a first locking clamping groove, and the upper end surface of the clamping leaf is provided with a second locking clamping groove communicated with the first locking clamping groove; vice bush liftable set up in vice bush assembly breach, its top can be dismantled and be provided with the dead apron of lock with the dead draw-in groove of first lock, the dead draw-in groove of second lock adaptation simultaneously. The utility model discloses when can effectively solve the automatic operation of current oil field well drilling and workover on-the-spot elevator, the elevator can appear opening the door and lead to the problem that the tubular column dropped in the lift string, perhaps mechanical locking formula structural installation is complicated, appears the card dun and the elevator problem of not opening the door.

Description

Mechanical locking structure of hydraulic elevator

Technical Field

The utility model relates to a hydraulic elevator machinery locking structure.

Background

When the elevator is used for automatic operation on the oilfield drilling and workover site, the elevator lifts the tubular column, the problem that the tubular column falls due to the fact that the door of the elevator is opened can occur, or the mechanical locking type structure is complex to install, and the problems that the elevator is blocked and the door of the elevator cannot be opened can occur.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a hydraulic elevator mechanical locking structure, when solving the on-the-spot elevator automation mechanized operation of current oil field well drilling and workover, the elevator can appear opening the door and lead to the problem that the tubular column dropped in the lift string in, and perhaps mechanical locking formula structural installation is complicated, appears the card and dun and the elevator problem of not opening the door.

The utility model provides a technical scheme that its technical problem adopted is: a hydraulic elevator mechanical locking structure comprises an elevator main body, wherein a pipeline hole penetrating through upper and lower end faces is formed in the middle of the elevator main body, a gap door is formed in the front side of the pipeline hole, an openable hinge is arranged at the position, located at the gap door, of the elevator main body, and an openable clamping leaf is arranged at the outer side of the hinge of the main body; the card page can be wrapped at the outer side of the loose-leaf;

the pipeline hole assembly device also comprises a main bushing arranged in the pipeline hole and an auxiliary bushing arranged on the inner side wall of the loose leaf in a lifting manner, wherein the main bushing and the auxiliary bushing are combined to form a tubular structure which is coaxial with the pipeline hole 2, and a main bushing assembly notch matched with the main bushing is arranged on the inner side wall of the upper part of the pipeline hole; an auxiliary lining assembling gap matched with the auxiliary lining is formed in the upper part of the inner side wall of the loose-leaf;

the upper end surface of the clamping sheet is provided with a first locking clamping groove, and the upper end surface of the loose-leaf is provided with a second locking clamping groove communicated with the first locking clamping groove; vice bush liftable set up in vice bush assembly breach, its top can be dismantled and be provided with the dead apron of lock with the dead draw-in groove of first lock, the dead draw-in groove of second lock adaptation simultaneously.

Furthermore, the locking cover plate is trapezoidal, and the first locking clamping groove is trapezoidal; the part of the second dead locking slot connected with the first dead locking slot is trapezoidal, and the other part of the second dead locking slot is rectangular.

Further, the auxiliary bushing is T-shaped, a set of bushing positioning holes are formed in the elevator main body and the upper end of the main bushing, a bushing limiting pin matched with the bushing positioning holes is arranged on the main bushing, and a detachable hexagonal slotted nut is arranged at the top of the bushing limiting pin.

Furthermore, an auxiliary bushing lifting through hole is formed in the upper end face of the loose-leaf, a lifting bolt is arranged in the auxiliary bushing lifting through hole, a locking pressure spring is sleeved on the lifting bolt, and two ends of the locking pressure spring abut against the auxiliary bushing and the upper end face of the loose-leaf respectively.

Furthermore, the back of the auxiliary bushing is provided with a cover plate assembly notch matched with the locking cover plate.

The utility model has the advantages that: the cover plate is locked by the auxiliary lining device, the loose-leaf and the blocking sheet are respectively provided with the first locking clamping groove and the second locking clamping groove, the loose-leaf and the blocking sheet are locked by the cooperation of the locking cover plate, the first locking clamping groove and the second locking clamping groove, and then the locking purpose is achieved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the locking cover plate.

Detailed Description

In the embodiment, as shown in fig. 1 and 2, a hydraulic elevator mechanical locking structure includes an elevator main body 1, a pipeline hole 2 penetrating through upper and lower end surfaces is arranged in the middle of the elevator main body 1, a gap door is arranged on the front side of the elevator main body 1 of the pipeline hole 2, an openable hinge 3 is arranged at the position of the gap door of the elevator main body 1, and an openable leaf 4 is arranged on the outer side of the hinge 3 of the main body; the blocking sheet 4 can be wrapped at the outer side of the loose-leaf 3 to lock the loose-leaf 3;

the main bushing 213 is arranged in the pipeline hole 2, and the auxiliary bushing 214 is arranged on the inner side wall of the loose leaf 3, the main bushing 213 and the auxiliary bushing 214 are combined to form a tubular structure coaxial with the pipeline hole 2, and the inner side wall of the upper part of the pipeline hole 2 is provided with a main bushing assembling notch matched with the main bushing 213; the upper part of the inner side wall of the loose-leaf 3 is provided with a secondary lining assembling gap matched with the secondary lining 214;

the upper end surface of the loose-leaf 3 is provided with a first dead locking clamping groove 51, and the upper end surface of the clamping leaf 4 is provided with a second dead locking clamping groove 52 communicated with the first dead locking clamping groove 51; the auxiliary bushing 214 is arranged in the auxiliary bushing assembly notch in a lifting mode, and the top of the auxiliary bushing 214 is detachably provided with a locking cover plate 53 which is matched with the first locking clamping groove 51 and the second locking clamping groove 52 at the same time.

In the description of the present invention, it is to be understood that the terms "center", "lateral", "up", "down", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" 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. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified. Furthermore, the term "comprises" and any variations thereof is intended to cover non-exclusive inclusions.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used herein, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

The concept of the present invention is further explained below with reference to fig. 1 and 2.

A mechanical locking structure of a hydraulic elevator comprises an elevator main body 1, wherein a pipeline hole 2 penetrating through upper and lower end faces is formed in the middle of the elevator main body 1, a gap door is formed in the front side, located on the elevator main body 1, of the pipeline hole 2, a hinge 3 capable of being opened and closed is arranged at the position, located on the gap door, of the elevator main body 1, and a clamping leaf 4 capable of being opened and closed is arranged on the outer side, located on the hinge 3, of the main body; the blocking sheet 4 can be wrapped at the outer side of the loose-leaf 3 to lock the loose-leaf 3;

the upper end surface of the loose-leaf 3 is provided with a first dead locking clamping groove 51, and the upper end surface of the clamping leaf 4 is provided with a second dead locking clamping groove 52 communicated with the first dead locking clamping groove 51; the auxiliary bushing 214 is arranged in the auxiliary bushing assembly notch in a lifting manner, and the top of the auxiliary bushing 214 is detachably provided with a locking cover plate 53 which is matched with the first locking clamping groove 51 and the second locking clamping groove 52 at the same time; an auxiliary bushing lifting through hole is formed in the upper end face of the loose-leaf 3, a lifting bolt 54 is arranged in the auxiliary bushing lifting through hole, a locking compression spring 55 is sleeved on the lifting bolt 54, and two ends of the locking compression spring 55 respectively abut against the auxiliary bushing 214 and the upper end face of the loose-leaf 3. The back of the secondary bushing 214 is provided with a cover fitting notch 57 adapted to the locking cover 53.

The locking cover plate 53 is trapezoidal, and the first locking clamping groove 51 is trapezoidal; the connecting part of the second dead locking slot 52 and the first dead locking slot 51 is trapezoidal, and the other part is rectangular.

The auxiliary bushing is T-shaped, a group of bushing positioning holes are formed in the upper end face of the elevator main body 1 and the upper end face of the main bushing 213, a bushing limiting pin 56 matched with the bushing positioning holes is arranged on the main bushing 213, and a detachable hexagonal slotted nut is arranged at the top of the bushing limiting pin 56.

The above embodiments are not to be considered from a limiting point of view, but rather from an illustrative point of view. The scope of the present invention is defined by the scope of the claims, rather than the description, and all differences within the scope and equivalence thereof should be construed as being included in the present invention. Various insubstantial improvements are made by adopting the method conception and the technical proposal of the utility model; or without improvement, the above conception and technical solution of the present invention can be directly applied to other occasions, all within the protection scope of the present invention.

Claims

1. The utility model provides a hydraulic elevator mechanical locking structure which characterized in that: the elevator comprises an elevator main body, wherein a pipeline hole penetrating through upper and lower end faces is formed in the middle of the elevator main body, a gap door is formed in the front side of the pipeline hole, an openable hinge is arranged at the position, located at the gap door, of the elevator main body, and an openable clamping leaf is arranged at the outer side of the hinge of the main body; the card page can be wrapped at the outer side of the loose-leaf;

the upper end surface of the loose-leaf is provided with a first locking clamping groove, and the upper end surface of the clamping leaf is provided with a second locking clamping groove communicated with the first locking clamping groove; vice bush liftable set up in vice bush assembly breach, its top can be dismantled and be provided with the dead apron of lock with the dead draw-in groove of first lock, the dead draw-in groove of second lock adaptation simultaneously.

2. The mechanical locking structure of a hydraulic elevator according to claim 1, wherein: the locking cover plate is trapezoidal, and the first locking clamping groove is trapezoidal; the part of the second dead locking slot connected with the first dead locking slot is trapezoidal, and the other part of the second dead locking slot is rectangular.

3. The mechanical locking structure of a hydraulic elevator according to claim 1 or 2, wherein: the auxiliary bushing is T-shaped, a group of bushing positioning holes are formed in the upper ends of the elevator main body and the main bushing, a bushing limiting pin matched with the bushing positioning holes is arranged on the main bushing, and a detachable hexagonal slotted nut is arranged at the top of the bushing limiting pin.

4. The mechanical locking structure of a hydraulic elevator as claimed in claim 3, wherein: the upper end face of the loose-leaf is provided with an auxiliary lining lifting through hole, a lifting bolt is arranged in the auxiliary lining lifting through hole, a locking pressure spring is sleeved on the lifting bolt, and two ends of the locking pressure spring respectively abut against the upper end faces of the auxiliary lining and the loose-leaf.

5. The mechanical locking structure of a hydraulic elevator as claimed in claim 4, wherein: and a cover plate assembly notch matched with the locking cover plate is arranged on the back of the auxiliary bushing.