CN212198128U - Hoisting lock for oil field - Google Patents

Abstract

The utility model discloses an oil field is with hoist and mount tool to lock, including the lifting pin, the lifting pin includes: the pin body is provided with a hoisting end at one end and an inserting end at the other end, wherein the hoisting end is provided with an internal thread; the lifting ring is provided with an external thread plug and an internal thread at the hoisting end of the screw thread type connecting pin body. The pin body hoisting end is provided with a limiting convex cap, and the outer diameter of the limiting convex cap is larger than the caliber of the hoisted object; the outer diameter of the pin body is smaller than the caliber of the object to be hoisted. And one end of the adjusting cap is provided with an external thread and is connected with an internal thread arranged at the inserting end of the pin body, and the other end of the adjusting cap is a conical plug. The utility model has simple structure, convenient manufacture and low cost, and can be quickly inserted into the inner hole before hoisting, and simultaneously, the gravity center position of the hoisted object can not be excessively considered, and the hoisting can be directly carried out; after being hoisted, the hoisting rod can be quickly drawn out from the inner holes at the two ends, so that the hoisting efficiency of a drilling rod, an oil pipe and the like is greatly improved.

Description

Hoisting lock for oil field

Technical Field

The utility model belongs to the technical field of the oil field bores, the in-process of workover hoists drilling rod, oil pipe technique and specifically relates to a hoist and mount tool to lock is used in oil field.

Background

At present, in the process of hoisting a drill pipe or an oil pipe in an oil field on a drilling and workover site, a rope sling, a sling and the like are often used for hoisting the drill pipe or the oil pipe, and certain problems exist in the application process of the rope sling and the sling, one is that the rope sling must be penetrated from the lower part of the drill pipe or the oil pipe, so that the method is not safe and convenient; secondly, when the hoisting is carried out, the gravity center position of the hoisted object is difficult to balance, the phenomena of sinking at one end and lightening at the other end often occur, and the light person needs to adjust the positions of the rope sleeve and the sling again to ensure that the hoisted object is not inclined in the hoisting process, and the heavy person can not complete the loading and unloading task, even cause safety accidents.

Publication (bulletin) No.: CN106586822B, publication (public notice) day: 2018-06-12 provides a hoisting tool, which comprises a hoisting beam and two symmetrically arranged hoisting frames; the hanging beam is provided with a first connecting part for connecting a crane hook and two second connecting parts symmetrically distributed on two sides of the first connecting part; the hanger comprises a rod piece and a hanging piece; the hoisting part is columnar and is positioned at the lower end of the rod piece and protrudes out of the rod piece so as to hoist the workpiece; the upper ends of the rod pieces of the two hanging frames are respectively hinged with the two second connecting parts of the hanging beam and can rotate around a horizontal axis, and the rotating axis of the rod piece is vertical to the central axis of the hanging and connecting piece; the hanging pieces of the two hanging frames are oppositely arranged; when the rod piece rotates inwards, the hanging pieces of the two hanging frames are relatively close to each other to hang and connect the workpiece; when the rod piece rotates outwards, the hanging parts of the two hanging frames are relatively far away from the workpiece and are separated from the workpiece. The hoisting tool disclosed by the invention can reduce the operation difficulty, improve the operability, reduce the hook unhooking difficulty, and is simple and convenient to operate and high in safety.

Publication (bulletin) No.: CN109399440A, publication (public notice) day: 2019-03-01 provides a folding arm type hoisting equipment positioning pin device which comprises a hanging bracket, wherein more than two groups of positioning pin groups are arranged on the hanging bracket; the vertical center line of the positioning pin group relative to the bottom surface of the positioning pin group is superposed with the vertical center line of the hanger relative to the top surface of the hanger; the structure and the size of each group of the positioning pin groups are consistent; each group of positioning pin groups comprises four positioning pins arranged in a rectangular shape, wherein two positioning pins on one side are arranged on the first pin seat, and two positioning pins on the other side are arranged on the second pin seat; when more than two boxes of goods arranged side by side are hoisted, after one box of goods is hoisted by the hoisting arm, the folded arm type hoisting equipment does not need to move, and the other box of goods can be directly hoisted, so that the hoisting efficiency is greatly improved; the positioning pins are arranged according to the rectangular shape, the swing frame matched with the positioning pins is also rectangular, the structural shape of the swing frame corresponds to that of the container, and the swing frame is stressed uniformly when the suspension arm hoists the suspension bracket and the goods through the swing frame.

Publication (bulletin) No.: CN110835043A, publication (public notice) day: 2020-02-25 discloses a hoisting fixture, and belongs to the field of petroleum engineering tool equipment. This hoisting fixture includes: disc, lifting frame, cable and bail, the disc includes: the clamping device comprises a clamping opening, a first support seat group, a second support seat group, a first support part, a second support part, a third support seat group, a fourth support seat group, a limiting pipe fitting and a limiting pin, wherein the first support seat group is connected with the first support part; the second support seat group is connected with the second support part, and the first support part and the second support part are used for supporting a lifting short section of the oil pipe internal control combination device; the third support group is connected with one end of a limiting pipe fitting, and the limiting pipe fitting is used for fixing the disc; the spacer pin is connected in the interlude of fourth support group, and the spacer pin is used for fixed limit pipe fitting, carries the frame to include: the lifting device comprises a cross frame beam, a first lifting rod and a second lifting rod, wherein a lifting ring is arranged on the cross frame beam and used for hanging a lifting clamp; the guy cable is used for enabling the first supporting portion and the second supporting portion to cancel the supporting of the lifting short section. The hoisting fixture is used for transporting the in-place oil pipe internal control combination device, so that the working efficiency is improved.

Publication (bulletin) No.: CN102602794B, publication (public notice) day: 2014-02-12 a sleeve pipe hoist and mount specialized tool for realize transformer bushing or CT's steady hoist and mount, it includes coaster and fixed plate, the coaster is assembled with the sleeve pipe bottom, the fixed plate is installed at the sleeve pipe top, the sleeve pipe lifting rope passes behind the fixed plate and is connected with casing flange rings. The invention has simple structure and convenient operation, not only can ensure that the casing (or CT) is prevented from colliding and impacting in the hoisting process, but also shortens the operation time, reduces the number of operators and improves the working efficiency.

Publication (bulletin) No.: CN108689298B, publication (public notice) day: 2020-02-07 discloses a hoisting device for pipe fittings, and relates to the technical field of pipe fitting hoisting. The invention comprises a cross bar, telescopic devices, a connector and a connecting rod, wherein the two telescopic devices are respectively arranged at two ends of the cross bar; the connector includes connection base, cardboard and guide post. According to the invention, the two ends of the cross rod are provided with the hinged connecting rod and the fixedly connected telescopic device, the connecting rod at the same end of the cross rod is hinged with the telescopic end of the telescopic device, and the connector fixedly arranged on the connecting rod rotates around the hinged point between the connecting rod and the cross rod under the action of the telescopic device. Thereby being convenient for inserting the guide posts into the openings at the two ends of the pipe fitting to be hoisted. The pipe fitting can be conveniently hoisted, so that the pipe fitting can be hoisted.

Publication (bulletin) No.: CN103967248B, publication (public notice) day: 2016-08-24 discloses a hoisting plug-in unit for tightly connecting a square pipe, which comprises a connecting plug-in unit (1) and a square pipe (2); the upper part of the connecting plug-in (1) is connected with a hanging ring; the utility model discloses a square pipe, including square pipe (2), square pipe (2) upper portion concatenation department is equipped with the breach, and square pipe (2) cup joint and are fixed in connection plug-in components (1), and when two sectional square pipe (2) are amalgamated, the breach of two relative concatenations forms a hole. The connecting plug-in components (1) both sides are provided with the screw hole, and the department that square pipe (2) corresponds with connecting plug-in components (1) also is provided with the screw hole. The square tube tight connection hoisting plug-in unit can realize the tight connection of the segmented square tubes, can also carry out hanging installation, and plays a great role in the installation of the complicated shape of the square tube; the socket mode makes the square pipe have small joint and easy to process.

Technical scheme and the technical problem that will solve and the beneficial effect who produces of above disclosure technique all with the utility model discloses inequality, perhaps technical field or application scenario are different, are directed to the utility model discloses more technical problem and the beneficial effect that will solve, above open technical document all do not have the technological inspiration.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a hoisting lockset for oil field aiming at the defects of the prior art, which has simple structure, convenient manufacture and low cost, can be quickly inserted into an inner hole before hoisting, and can directly hoist without excessively considering the gravity center position of the hoisted object; after being hoisted, the hoisting rod can be quickly drawn out from the inner holes at the two ends, thereby greatly improving the hoisting efficiency of the drilling rod, the oil pipe and the like

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an oil field is with hoist and mount tool to lock, includes the lifting pin, the lifting pin includes:

the pin body is provided with a hoisting end at one end and an inserting end at the other end, wherein the hoisting end is provided with an internal thread;

the lifting ring is provided with an external thread plug and an internal thread at the hoisting end of the screw thread type connecting pin body.

Furthermore, a limiting convex cap is arranged at the hoisting end of the pin body, and the outer diameter of the limiting convex cap is larger than the caliber of the hoisted object; the outer diameter of the pin body is smaller than the caliber of the object to be hoisted.

Further, still include:

and one end of the adjusting cap is provided with an external thread and is connected with an internal thread arranged at the inserting end of the pin body, and the other end of the adjusting cap is a conical plug.

Further, the outer circumferential conical surface of the conical plug is provided with a thread ridge capable of increasing friction force.

Further, the thread ridge is subjected to chemical heat treatment for enhancing strength.

Compared with the prior art, the utility model following beneficial effect has:

the lifting pin has simple structure, convenient manufacture and low cost, can be quickly inserted into the inner hole before lifting, and can be directly lifted without excessively considering the gravity center position of a lifted object; after being hoisted, the hoisting rod can be quickly drawn out from the inner holes at the two ends, thereby greatly improving the hoisting efficiency of the drilling rod, the oil pipe and the like and having clear application effect on site. The inner holes at the two ends of the drill rod or the oil pipe are respectively inserted with a section of short pin with high-hardness screw teeth, and then hoisting equipment is used for hoisting the short pin with the hoisting ring, so that the aim of hoisting the drill rod or the oil pipe is fulfilled.

Drawings

Fig. 1 is a schematic structural view of a hoisting lock for oil field of the present invention;

fig. 2 is the utility model relates to an oil field is with hoist and mount tool to lock application example structure chart in implementation process.

In the figure: 1-a hoisting ring; 2-a pin body; 3-adjusting the cap; 4-a steel wire rope; 5-a drill rod; 6-lifting pin.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1:

referring to fig. 1 to 2, the present invention provides a technical solution:

the utility model provides an oil field is with hoist and mount tool to lock, includes lifting pin 6, the lifting pin includes:

the pin body 2, one end of the pin body is a hoisting end, and the other end is an inserting end, wherein the hoisting end is provided with an internal thread;

the lifting ring 1 is provided with an external thread plug and an internal thread at the lifting end of the screw thread type connecting pin body.

Furthermore, a limiting convex cap is arranged at the hoisting end of the pin body, and the outer diameter of the limiting convex cap is larger than the caliber of the hoisted object; the outer diameter of the pin body is smaller than the caliber of the object to be hoisted.

Further, still include:

and one end of the adjusting cap is provided with an external thread and is connected with an internal thread arranged at the inserting end of the pin body, and the other end of the adjusting cap is a conical plug.

Further, the outer circumferential conical surface of the conical plug is provided with a thread ridge capable of increasing friction force.

Further, the thread ridge is subjected to chemical heat treatment for enhancing strength.

Referring to fig. 1, the present invention provides a technical solution: the lifting pin mainly comprises a lifting ring 1 and a pin body 2 which are connected through threads, and the lifting ring 1 is characterized in that one end of the lifting pin is a steel body with a closed circular ring, the circular ring can be threaded with a steel wire rope, and the steel wire rope can be hung on a lifting hook of a crane after being knotted; the other end is provided with a thread which can be connected with the pin body 2; the pin body 2 is characterized in that one end of the pin body has a larger outer diameter and is used for propping against the end part of a heavy object (a drill rod or an oil pipe) to be lifted, so that the whole lifting pin cannot enter the heavy object to be lifted completely; the outer diameter of the other end of the lifting pin is small and has certain taper, the conical surface is provided with special buckle type thread teeth, and the thread teeth are subjected to special chemical heat treatment and have high strength, so that the thread teeth can be clamped on the inner wall to increase friction force during lifting, and the lifting pin is prevented from being pulled out.

Referring to fig. 1, the present invention provides a technical solution: the adjusting cap 3 is characterized in that the left end thread can be connected with the pin body 2 to form a whole; the adjusting cap 3 is characterized in that the outer diameter of the adjusting cap is larger than that of the pin body 2, the right end of the adjusting cap is provided with a conical surface, the conical surface is provided with special button-shaped thread teeth, and the thread teeth are subjected to special chemical heat treatment, so that the strength is high. The effect of adjusting cap 3 is when the heavy object hole that will lift by crane is great, and the effect of its hole of card firm can not be satisfied to the round pin body 2, consequently installs adjusting cap 3 additional at the round pin body 2 right-hand member for ensure that the lifting pin can block the hole of the heavy object of hanging firmly, improve the security performance of hoist and mount.

Referring to fig. 2, the present invention provides an example of a plurality of suspension pins being used together. The three lifting pins 6 are connected in series by the steel wire rope 4 to form a group of lifting pins (more than three lifting pins can be connected in series in practical application, and only three lifting pins are taken as an example), when in lifting, the two groups of lifting pins are respectively inserted into inner holes at two ends of the corresponding drill rod 5, and at the moment, the steel wire ropes at two ends can be hung in a lifting hook of lifting equipment for lifting operation.

The utility model discloses can realize carrying out the function of hoist and mount fast to the pipe utensil that has the hole such as drilling rod or oil pipe. Its principle will the utility model discloses place in the hole at drilling rod or oil pipe both ends, then it is right with the hoisting accessory the utility model discloses lift by crane, and then realize the safe quick hoist and mount to pipes such as drilling rod or oil pipe. The hoisting rope sleeve can completely replace the hoisting rope sleeve and the like which are commonly used at present in certain scenes.

Example 2:

referring to fig. 1 to 2, the present invention provides a technical solution:

the utility model provides an oil field is with hoist and mount tool to lock, includes lifting pin 6, the lifting pin includes:

the pin body 2, one end of the pin body is a hoisting end, and the other end is an inserting end, wherein the hoisting end is provided with an internal thread;

the lifting ring 1 is provided with an external thread plug and an internal thread at the lifting end of the screw thread type connecting pin body.

Furthermore, a limiting convex cap is arranged at the hoisting end of the pin body, and the outer diameter of the limiting convex cap is larger than the caliber of the hoisted object; the outer diameter of the pin body is smaller than the caliber of the object to be hoisted.

Although fig. 1 to 2 are used in all the above embodiments, it is obvious to those skilled in the art that separate drawings are not shown as long as the parts or structural features missing in the embodiments are removed from the drawings. As will be clear to the skilled person. Of course, the embodiments with more components are only the preferred embodiments, and the embodiments with fewer components are the basic embodiments, but the basic utility model objects can also be achieved, so all these are within the protection scope of the present invention.

All parts and parts which are not discussed in the present application and the connection mode of all parts and parts in the present application belong to the known technology in the technical field, and are not described again. Such as welding, threaded connections, etc.

In the present application, the term "plurality" means two or more unless expressly defined otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. 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 the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "front", "back", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or unit indicated must have a specific direction, be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present specification, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means 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 do not necessarily 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.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (5)

1. The utility model provides an oil field is with hoist and mount tool to lock which characterized in that, includes the lifting pin, the lifting pin includes:

the pin body is provided with a hoisting end at one end and an inserting end at the other end, wherein the hoisting end is provided with an internal thread;

the lifting ring is provided with an external thread plug and an internal thread at the hoisting end of the screw thread type connecting pin body.

2. The hoisting lockset for the oilfield according to claim 1, wherein a limiting convex cap is arranged at the hoisting end of the pin body, and the outer diameter of the limiting convex cap is larger than the caliber of an object to be hoisted; the outer diameter of the pin body is smaller than the caliber of the object to be hoisted.

3. The oilfield hoisting lock according to claim 1 or 2, further comprising:

and one end of the adjusting cap is provided with an external thread and is connected with an internal thread arranged at the inserting end of the pin body, and the other end of the adjusting cap is a conical plug.

4. The oilfield hoisting lock according to claim 3, wherein the tapered plug has threads on the outer circumferential tapered surface thereof for increasing friction.

5. The oilfield lifting lock according to claim 4, wherein the thread ridge is subjected to a chemical heat treatment for strength enhancement.

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