CN220267634U - Back-up wrench clamping device of hydraulic oil pipe wrench - Google Patents

Abstract

The utility model provides a back-up tong clamping device of a hydraulic oil pipe tong, which comprises a mounting seat, wherein one side of the mounting seat is fixedly connected with a first fixed rod, the mounting seat is respectively provided with a second fixed rod at two adjacent sides of the first fixed rod, a movable rod is arranged at one side far away from the first fixed rod, one end of the movable rod is fixedly connected with a back-up tong body, two inner sides of an opening of the back-up tong body are respectively provided with a mounting groove, the inside of the mounting groove is connected with a clamping block in a sliding manner, and two outer sides of the opening of the back-up tong body are respectively provided with a thread groove. This device is through adjusting the handle, rotating the cooperation use of seat and clamp splice, rotates the adjustment handle, utilizes the thread groove to make the adjustment handle remove to drive the clamp splice through rotating the seat and remove, after back up wrench body and sucker rod block, can cooperate a pair of clamp splice to press from both sides tight spacing to the sucker rod, avoid the sucker rod to collapse out at the in-process of lift off, lead to the condition emergence of incident.

Description

Back-up wrench clamping device of hydraulic oil pipe wrench

Technical Field

The utility model belongs to the technical field of hydraulic oil pipe tongs, and particularly relates to a back-up tong clamping device of a hydraulic oil pipe tongs.

Background

The oil well repair operation is the most common and heavy work in oilfield production, wherein the oil pipe column in the well is in a working mode with the highest working frequency in the well repair operation site, and the tubing tongs are main equipment for the oil pipe column in the well. Whether the working efficiency of the tubing tongs is high or low directly influences whether the whole well repair operation process can be completed quickly. The tubing tongs generally comprise a main tongs and a back tongs, wherein the main tongs are arranged at the upper part, the back tongs are arranged at the lower part, the two parts are connected into a whole through two holding guide rods and one support guide rod, and the back tongs are connected with the sucker rod through clamping, so that the sucker rod is easy to collapse out of the back tongs when the sucker rod is disassembled, and potential safety hazards are caused.

Accordingly, in view of the above, research and improvement are made on the existing structure and the existing defects, and a back-up clamp device of a hydraulic oil pipe clamp is provided, so as to achieve the purpose of having higher practical value.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a back-up clamp clamping device of a hydraulic tubing clamp, which is realized by the following specific technical means:

the utility model provides a back-up tong clamping device of hydraulic oil pipe tongs, includes the mount pad, one side fixedly connected with first dead lever of mount pad, the second dead lever is installed respectively to the mount pad in the adjacent both sides that are located first dead lever, install the movable rod in one side of keeping away from first dead lever, just the one end fixedly connected with back-up tong body of movable rod, the inside both sides of back-up tong body opening part are equipped with the mounting groove respectively, the inside sliding connection of mounting groove has the clamp splice, the outside both sides of back-up tong body opening part are equipped with the screw groove respectively, the back-up tong body is through a pair of screw groove threaded connection with a pair of adjustment handle, just the one end of adjustment handle is rotated with the one end of clamp splice and is connected.

Further, one end of the clamping block is rotationally connected with the rotating seat, and the rotating seat is fixedly connected with the adjusting handle.

Further, one end of the clamping block extends to the outside of the mounting groove, and a plurality of clamping teeth are arranged on one side close to the back-up wrench body.

Further, one end of the first fixed rod is provided with a sliding groove, one end of the movable rod is slidably connected with the sliding groove, a compression spring is installed in the sliding groove, and one end of the compression spring is fixedly connected with the movable rod.

Furthermore, the outer ends of the first fixing rod and the pair of second fixing rods are respectively provided with a connecting sleeve.

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

according to the back-up clamp clamping device of the hydraulic oil pipe tongs, the adjusting handle, the rotating seat and the clamping blocks are matched, the adjusting handle is rotated, and the adjusting handle is moved by the aid of the threaded grooves, so that the clamping blocks are driven to move by the rotating seat, and after the back-up clamp body is clamped with the sucker rod, the clamping blocks can be matched for clamping and limiting the sucker rod, so that the condition that the sucker rod is broken out in the unloading process to cause a safety accident is avoided.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a top plan cross-sectional view of the present utility model.

Fig. 3 is an enlarged schematic view of the structure a of fig. 1 according to the present utility model.

Fig. 4 is an enlarged schematic view of the B structure of fig. 2 in accordance with the present utility model.

Fig. 5 is an enlarged schematic view of the C-structure of fig. 2 in accordance with the present utility model.

In the figure, the correspondence between the component names and the drawing numbers is:

1. a mounting base; 101. a first fixing rod; 102. a second fixing rod; 103. connecting sleeves; 2. a movable rod; 3. a back-up wrench body; 301. a mounting groove; 302. a thread groove; 303. adjusting the handle; 4. clamping blocks; 401. a rotating seat; 402. latch teeth; 5. a chute; 501. compressing the spring.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Examples:

as shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5:

the utility model provides a back-up tong clamping device of a hydraulic oil pipe tong, which comprises a mounting seat 1, wherein one side of the mounting seat 1 is fixedly connected with a first fixed rod 101, the mounting seat 1 is respectively provided with a second fixed rod 102 at two adjacent sides of the first fixed rod 101, a movable rod 2 is arranged at one side far away from the first fixed rod 101, one end of the movable rod 2 is fixedly connected with a back-up tong body 3, two inner sides of an opening of the back-up tong body 3 are respectively provided with a mounting groove 301, the inner side of the mounting groove 301 is slidingly connected with a clamping block 4, two outer sides of the opening of the back-up tong body 3 are respectively provided with a thread groove 302, the back-up tong body 3 is in threaded connection with a pair of adjusting handles 303 through a pair of thread grooves 302, and one end of the adjusting handles 303 is in rotary connection with one end of the clamping block 4.

Wherein, the rotation seat 401 is rotated to the one end of clamp splice 4, and rotates seat 401 and regulation handle 303 fixed connection, through the setting of rotating seat 401, is convenient for realize the rotation of regulation handle 303.

One end of the clamping block 4 extends to the outside of the mounting groove 301, and a plurality of clamping teeth 402 are arranged on one side close to the back-up wrench body 3, and the stability of the sucker rod is conveniently increased through the arrangement of the clamping teeth 402.

Wherein, the one end of first dead lever 101 is equipped with spout 5, and the one end and the spout 5 sliding connection of movable rod 2, and the internally mounted of spout 5 have compression spring 501, and compression spring 501's one end and movable rod 2 fixed connection, through compression spring 501's setting, the back-up wrench body 3 of being convenient for removes according to the position of sucker rod.

Wherein, the outer ends of first dead lever 101 and a pair of second dead lever 102 all are equipped with adapter sleeve 103, through the setting of adapter sleeve 103, are convenient for the connection of back-up tong and back-up tong body 3.

The working principle of the embodiment is as follows: the back-up wrench is connected with the back-up wrench body 3 through the connecting sleeve 103 at the outer end of the first fixing rod 101 and the outer ends of the pair of second fixing rods 102, when the oil pipe wrench unloads the oil pumping rod, the movable rod 2 drives the back-up wrench body 3 to be clamped with the oil pumping rod through the matching of the sliding groove 5 and the compression spring 501, then the adjusting handle 303 is rotated through the matching of the adjusting handle 303, the rotating seat 401 and the clamping blocks 4, the adjusting handle 303 is moved through the threaded groove 302, the clamping blocks 4 are driven to move through the rotating seat 401, after the back-up wrench body 3 is clamped with the oil pumping rod, the clamping blocks 4 can be matched to clamp and limit the oil pumping rod, and the situation that the oil pumping rod is broken out in the unloading process to cause a safety accident is avoided.

The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (5)

1. The utility model provides a back-up tong clamping device of hydraulic oil pipe tongs, includes mount pad (1), its characterized in that: one side fixedly connected with first dead lever (101) of mount pad (1), second dead lever (102) are installed respectively in the adjacent both sides that are located first dead lever (101) in mount pad (1), movable rod (2) are installed in one side of keeping away from first dead lever (101) to the mount pad, just the one end fixedly connected with back-up wrench body (3) of movable rod (2), the inside both sides of back-up wrench body (3) opening part are equipped with mounting groove (301) respectively, the inside sliding connection of mounting groove (301) has clamp splice (4), the outside both sides of back-up wrench body (3) opening part are equipped with thread groove (302) respectively, back-up wrench body (3) have a pair of adjustment handle (303) through a pair of thread groove (302) threaded connection, just the one end of adjustment handle (303) is rotated with the one end of clamp splice (4) and is connected.

2. The back-up tong clamping device of a hydraulic tubing tong as recited in claim 1, wherein: one end of the clamping block (4) is rotationally connected with the rotating seat (401), and the rotating seat (401) is fixedly connected with the adjusting handle (303).

3. The back-up tong clamping device of a hydraulic tubing tong as recited in claim 1, wherein: one end of the clamping block (4) extends to the outside of the mounting groove (301), and a plurality of clamping teeth (402) are arranged on one side close to the back-up wrench body (3).

4. The back-up tong clamping device of a hydraulic tubing tong as recited in claim 1, wherein: one end of the first fixed rod (101) is provided with a sliding groove (5), one end of the movable rod (2) is in sliding connection with the sliding groove (5), a compression spring (501) is installed in the sliding groove (5), and one end of the compression spring (501) is fixedly connected with the movable rod (2).

5. The back-up tong clamping device of a hydraulic tubing tong as recited in claim 1, wherein: the outer ends of the first fixing rod (101) and the pair of second fixing rods (102) are respectively provided with a connecting sleeve (103).