CN219466021U - Special-shaped hook spanner - Google Patents

Abstract

The utility model relates to the technical field of spanner tools and discloses a special-shaped hook spanner. According to the utility model, a traditional mode of disassembling and assembling the bolt by integrally disassembling is replaced, two groups of hook-shaped wrench heads which are arranged in opposite directions are adopted at two ends of the hook-shaped wrench, one end of the hook-shaped wrench head can be used for tightening the round nut, the other end of the hook-shaped wrench head can be used for loosening the round nut, and when the round nut is tightened or loosened, the nut can be disassembled and assembled without disassembling a work piece, so that the working efficiency is improved, and the extension length of the wrench head can be regulated and controlled by the telescopic screw rods at two ends of the hook-shaped wrench, so that the wrench head can be inserted into the nut deeper inside the work piece.

Description

Special-shaped hook spanner

Technical Field

The utility model relates to the technical field of wrench tools, in particular to a special-shaped hook wrench.

Background

The wrench is a common installation and disassembly tool, which uses lever principle to screw bolts, screws, nuts and other hand tools for tightening openings or trepanning fasteners of bolts or nuts, the screwing assembly of bolts and workpieces is often processed and equipped in advance according to the installation orientation, especially for some bolts positioned in the workpieces, the installation orientation of the bolts is often finished before delivery, for example, as shown in fig. 3 of the specification, a round nut of a piece 2 is installed in a top rod box of the piece 3, and the like, the tightening or loosening of the round nut can only be operated through a 76 x 36 (mm) window, and a piece 1 oil adjusting shaft is arranged right in front of the 76 x 36 (mm) window, if the round nut of the piece 3 is required to be disassembled by using a standard hook wrench/ZQ 4624, the disassembly is extremely complicated while the operation strength is high. To this end, a person skilled in the art provides a special-shaped hook wrench to solve the problems set forth in the background art.

Disclosure of Invention

The utility model mainly aims to provide a special-shaped hook-shaped wrench which can effectively solve the problems that a workpiece is often required to be removed when a nut in a built-in mode is dismounted in the prior art, the operation strength is high, and the dismounting is very complicated.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a special-shaped hook wrench, is including handling the handle, it has first telescopic screw to handle one end screw thread to twist connect, and the screw rod top of first telescopic screw is provided with first spanner head, it has the second telescopic screw to handle other end screw thread to twist connect, and the screw rod top of second telescopic screw is provided with the second spanner head.

As still further aspects of the utility model: the anti-skid rubber sleeve is wrapped on the outer side of the handle of the steering handle, and anti-skid threads are arranged on the outer side of the anti-skid rubber sleeve.

As still further aspects of the utility model: the inner wall of the operating handle is provided with an internal thread, the internal thread is bounded by a central line, and both sides of the central line are respectively provided with a positive spiral thread and a negative spiral thread which are screwed with the first telescopic screw and the second telescopic screw.

As still further aspects of the utility model: the screw length of the first telescopic screw is the same as that of the second telescopic screw, and the screw length of the first telescopic screw and the screw length of the second telescopic screw are half of the length of the handle of the steering handle.

As still further aspects of the utility model: the wrench grooves of the first wrench head and the second wrench head are of hook structures, and the first wrench head and the second wrench head are arranged in a forward and reverse symmetry manner.

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

1. the utility model replaces the traditional mode of disassembling and assembling the bolt by integrally disassembling, and two groups of hook-shaped spanner heads which are arranged in opposite directions are adopted at the two ends of the hook-shaped spanner, one end of the hook-shaped spanner head can be used for tightly fastening the round nut, the other end of the hook-shaped spanner head can be used for loosening the round nut, and the hook-shaped spanner head has good convenient penetrating performance when tightly fastening or loosening the round nut, can disassemble and assemble the nut without disassembling a work piece, improves the working efficiency and simultaneously can reduce the operation strength of staff.

2. According to the utility model, the extension length of the wrench head can be regulated and controlled through the telescopic screw rods with the telescopic ends of the hook-shaped wrench, so that the wrench head can be inserted into a nut deeper in a workpiece, the flexible usability of the special-shaped wrench is improved, and the special-shaped wrench is suitable for nut workpieces in different environments.

Drawings

FIG. 1 is a schematic view of a special-shaped hook wrench;

FIG. 2 is a schematic plan view of a special-shaped hook wrench according to the present utility model;

fig. 3 is a schematic view of a prior art structure of a special-shaped hook wrench according to the present utility model.

In the figure: 1. a handle; 2. a first expansion screw; 3. a first wrench head; 4. a second expansion screw; 5. a second wrench head; 6. and (5) an internal thread.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," 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 "mounted," "provided," "connected," and the like are to be construed broadly, and may be 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, and can be communication between two elements. 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.

Referring to fig. 1-3, an abnormal hook wrench comprises a handle 1, an anti-slip rubber sleeve is wrapped on the outer side of a handle of the handle 1, anti-slip threads are formed on the outer side of the anti-slip rubber sleeve, and when a knob is assembled and disassembled to an inner nut of a workpiece by using the abnormal hook wrench, the anti-slip rubber sleeve is wrapped on the outer side of the handle 1, so that on one hand, the anti-slip performance of the wrench can be improved, and on the other hand, the control comfort performance of the wrench can be improved.

The first telescopic screw rod 2 has been screwed into to the handle one end screw thread of handling handle 1, the second telescopic screw rod 4 has been screwed into to the handle other end screw thread of handling handle 1, the inner wall of handling handle 1 is provided with internal thread 6, and internal thread 6 uses the central line as the world, the both sides of central line are provided with respectively with first telescopic screw rod 2 and the positive, reverse screw thread tooth that second telescopic screw rod 4 screwed into mutually, the screw rod length of first telescopic screw rod 2 is the same with the screw rod length of second telescopic screw rod 4, and the screw rod length of first telescopic screw rod 2 is the half of handling handle 1 handle length with second telescopic screw rod 4, in the mounting position (as shown in figure 3 of description) of utilizing special-shaped hook spanner to carry out knob dismouting in the inside nut of work piece, regulate and control the length of first spanner head 3 and second spanner head 5 according to the nut, then in the regulation and control process, through utilizing the internal thread 6 that handles handle 1 inner wall positive, reverse screw thread form and the screw thread of two sets of telescopic screw rod connect, the staff twists first telescopic screw rod 2 in proper order, second telescopic screw rod 4 promotes the spanner head 1 in the inside nut that the nut is difficult to the work piece is gone into with the inside with the nut, make the inside the work piece is difficult to the special-shaped spanner head, make the work piece is suitable for the inside the nut is not suitable for the inside the nut is carried out to the work piece, the special-shaped spanner is not suitable for the inside to the nut is carried out to the work in the work piece.

The screw rod top of first telescopic screw rod 2 is provided with first spanner head 3, the screw rod top of second telescopic screw rod 4 is provided with second spanner head 5, the spanner groove of first spanner head 3 and second spanner head 5 is hook structure, and first spanner head 3 is positive, reverse symmetry arranges with second spanner head 5, in utilizing special-shaped hook spanner to carry out knob dismouting in-process to work piece internal nut, the staff holds handle 1, be two sets of hook spanner heads that opposite direction was arranged through hook spanner both ends, its one end can be used for tight round nut, the other end can be used for the loose round nut, when it is tight or loosen round nut, need not to demolish the work piece and can dismantle the nut, when improving work efficiency, can reduce staff's operating strength again.

The working principle of the utility model is as follows: in the process of carrying out knob disassembly and assembly on nuts inside a workpiece by utilizing a special-shaped hook spanner, a worker regulates and controls the lengths of a first spanner head 3 and a second spanner head 5 according to the installation position of the nuts inside the workpiece, then in the regulation and control process, the worker sequentially screws the first telescopic screw 2 and the second telescopic screw 4 by utilizing the internal threads 6 in the form of positive and negative spiral threads of the inner wall of a handle 1 to be screwed with the threads of two groups of telescopic screws, the worker spirally pushes the first spanner head 3 and the second spanner head 5 out of proper lengths in the handle 1, so that the two groups of spanner heads can be inserted into the workpiece, the nut is subjected to knob disassembly and assembly work, then the worker holds the handle 1 by holding the two groups of hook spanner heads which are arranged in opposite directions, one end of the two groups of hook spanner heads can be used for tightening the round nut, and the other end of the two groups of hook spanner heads can be used for loosening the round nut, and the nut can be disassembled and assembled without dismantling the workpiece when the round nut is tightened or loosened.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (5)

1. The utility model provides a special-shaped hook wrench, includes and holds handle (1), its characterized in that, the handle one end screw thread of handling handle (1) has screwed up first telescopic screw (2), and the screw rod top of first telescopic screw (2) is provided with first spanner head (3), the handle other end screw thread of handling handle (1) has screwed up second telescopic screw (4), and the screw rod top of second telescopic screw (4) is provided with second spanner head (5).

2. The special-shaped hook wrench as claimed in claim 1, wherein the handle of the handle (1) is covered with an anti-slip rubber sleeve, and the outer side of the anti-slip rubber sleeve is provided with anti-slip threads.

3. The special-shaped hook wrench as claimed in claim 1, wherein the inner wall of the handle (1) is provided with an internal thread (6), the internal thread (6) is bounded by a central line, and both sides of the central line are respectively provided with a positive spiral thread and a negative spiral thread which are screwed with the first telescopic screw (2) and the second telescopic screw (4).

4. The special-shaped hook wrench as claimed in claim 1, wherein the screw length of the first telescopic screw (2) is the same as the screw length of the second telescopic screw (4), and the screw length of the first telescopic screw (2) and the screw length of the second telescopic screw (4) are half of the handle length of the handle (1).

5. The special-shaped hook wrench as claimed in claim 1, wherein the wrench grooves of the first wrench head (3) and the second wrench head (5) are of hook structures, and the first wrench head (3) and the second wrench head (5) are arranged in a forward and reverse symmetry manner.