Split type oil pipe glasses wrench

By designing a split-type oil pipe eyeglass wrench, the problem of existing wrenches being difficult to install and remove threaded parts in confined spaces has been solved, enabling flexible and rapid operation of threaded parts and improving production efficiency and safety.

CN224144504UActive Publication Date: 2026-04-21HAILA PRECISION MOLD (CHANGCHUN) CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
HAILA PRECISION MOLD (CHANGCHUN) CO LTD
Filing Date
2025-04-27
Publication Date
2026-04-21

AI Technical Summary

Technical Problem

Existing wrenches are difficult to use efficiently in confined spaces to install or remove threaded parts in complex locations, especially non-open threaded parts such as oil pipes, resulting in long operation times and affecting production efficiency and safety.

Method used

The design features a split-type oil pipe eyeglass wrench, consisting of a fixed wrench body and a movable wrench ring, which can be separated or combined. It is equipped with a quincunx tooth pattern and a sliding groove structure, making it suitable for disassembling and assembling threaded parts in confined spaces.

Benefits of technology

It enables flexible and rapid assembly and disassembly of threaded parts in confined spaces, with uniform force distribution, reduced tool damage, and improved operational safety and production efficiency.

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Abstract

The utility model discloses a split type oil pipe glasses wrench, which relates to the technical field of wrenches and comprises a fixed wrench main body and a movable wrench ring connected with the fixed wrench main body, the fixed wrench main body comprises a handle and a fixed wrench ring connected with the handle, the fixed wrench ring is semicircular, plum blossom-shaped teeth are arranged on the inner side of the fixed wrench ring and the inner side of the movable wrench ring, and the movable wrench ring is connected with the handle. The two ends of the fixed wrench ring and the two ends of the movable wrench ring are each provided with a sliding groove and a sliding block matched with the sliding groove, one end of each sliding groove is open, a plug is formed at the other end of each sliding groove, and each plug makes contact with one end of the corresponding sliding block. The split type oil pipe glasses wrench can be rapidly split or combined, is convenient and flexible to use, can achieve disassembly and assembly operation of a threaded piece in a narrow space, is good in stress effect and even in stress, can bear larger torque, reduces the probability that the wrench or the threaded piece is damaged by a screwed piece, and is provided with the anti-skid sleeve and the inner plum blossom-shaped teeth, so that the anti-skid effect is good, and the anti-skid effect is good. And the wrench is not easy to slip, so that the operation safety of an operator is improved.
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Description

Technical Field

[0001] This utility model relates to the field of wrench technology, and in particular to a split-type oil pipe eyeglass wrench. Background Technology

[0002] The oil pipes on the equipment have a compact structure and varied shapes, requiring arrangement and winding around the specific spatial structure of the equipment. This results in very limited installation space for the oil pipes and poor tool applicability. Existing spectacle wrenches or ratchet wrenches are used by fitting the polygonal inner hole of the wrench onto a threaded part of a matching shape and size, and rotating the handle to loosen or tighten the threaded part. However, this is difficult to use for installing or removing threaded parts in complex locations, especially those with oil pipes or other non-open threaded parts. In addition, due to the limited space, the wrench rotation angle is small, requiring multiple angle adjustments to tighten the threaded part. This process undoubtedly consumes a lot of time, increases the workload of workers, and affects production efficiency.

[0003] Therefore, the design of a split-type oil pipe eyeglass wrench improves upon the above problems. Utility Model Content

[0004] In view of the above-mentioned problems in the prior art, this utility model provides a split-type oil pipe eyeglass wrench, which can be quickly separated or combined, is convenient and flexible to use, and can also be used to disassemble and assemble threaded parts in confined spaces, with excellent force distribution.

[0005] To achieve the above objectives, the technical solution adopted by this utility model is as follows:

[0006] A split-type oil pipe eyeglass wrench includes a fixed wrench body and a movable wrench ring connected to the fixed wrench body. The fixed wrench body includes a handle and a fixed wrench ring connected to the handle. The fixed wrench ring is semi-circular. Both the fixed wrench ring and the movable wrench ring have quincunx-shaped teeth on their inner sides. Both ends of the fixed wrench ring and the movable wrench ring have a sliding groove and a slider that matches the sliding groove. One end of the sliding groove is open, and the other end has a plug. The plug contacts one end of the slider.

[0007] As a preferred embodiment of this utility model, the movable ring extends to provide an L-shaped limiting portion.

[0008] As a preferred embodiment of this invention, the slider has teeth formed at its edge.

[0009] As a preferred embodiment of this invention, the handle is provided with an anti-slip sleeve.

[0010] By adopting the above technical solution, the beneficial effects of this utility model compared with the prior art are:

[0011] 1. The split-type oil pipe glasses wrench of this utility model can be quickly separated or combined, making it convenient and flexible to use. It can also be used to disassemble and assemble threaded parts in confined spaces. It has good force distribution and even force distribution, can withstand greater torque, and reduces the chance of damage to the wrench or threaded parts by the tightening parts.

[0012] 2. The split-type oil pipe glasses wrench of this utility model is equipped with an anti-slip sleeve and inner plum blossom-shaped teeth, making the wrench less likely to slip and improving the operator's safety. Attached Figure Description

[0013] Other objects and results of this invention will become more apparent and readily understood with reference to the following description taken in conjunction with the accompanying drawings, and with a more complete understanding of the invention. In the drawings:

[0014] Figure 1 This is a perspective view of the present invention;

[0015] Figure 2 This is a side view of the present invention;

[0016] Figure 3 This is a perspective view of the main body of the fixed wrench of this utility model;

[0017] Figure 4 This is a perspective view of the movable lever ring of this utility model;

[0018] The reference numerals in the attached drawings include: fixed wrench body 1, movable ring 2, plum blossom-shaped teeth 3, slide groove 4, slider 5, handle 11, fixed ring 12, limiting part 21, opening 41, plug 42, and teeth 51. Detailed Implementation

[0019] The technical solutions of various embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this utility model, and not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of this utility model.

[0020] In the description of this utility model, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," and "outer," etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the accompanying drawings and are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or component referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0021] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. It should be pointed out that all accompanying drawings are exemplary representations. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0022] The present invention will be further described in detail below through specific embodiments and in conjunction with the accompanying drawings.

[0023] Reference Figures 1 to 4 , Figure 1 This is a perspective view of the present invention. Figure 2 This is a side view of the present invention. Figure 3 This is a perspective view of the main body of the fixed wrench of this utility model. Figure 4 This is a perspective view of the movable wrench of this utility model. The split-type oil pipe eyeglass wrench provided by this utility model includes a fixed wrench body 1 and a movable wrench 2. When the movable wrench 2 is connected to the fixed wrench body 1, it forms an integral wrench. When the movable wrench 2 is separated from the fixed wrench body 1, it is convenient to use and operate. The fixed wrench body 1 includes a handle 11 and a fixed wrench 12. The fixed wrench 12 is connected to the handle 11. The fixed wrench 12 is semi-circular. Both the fixed wrench 12 and the movable wrench 2 have plum blossom-shaped teeth 3 on their inner sides. When the fixed wrench 12 and the movable wrench 2 are engaged, they form a complete closed-loop eyeglass wrench. Both ends of the fixed wrench 12 and the movable wrench 2 are provided with sliding grooves 4, which match the sliding grooves 4. The sliding block 5, i.e., both ends of the fixed wrench 12 are provided with a groove 4 and a sliding block 5. The sliding block 5 on the fixed wrench 12 is located on the outside of the groove 4. Both ends of the movable wrench 2 are also provided with a groove 4 and a sliding block 5. The sliding block 5 on the movable wrench 2 is located on the outside of the groove 4. One end of the groove 4 is an opening 41, and the other end forms a plug 42. The plug 42 contacts one end of the sliding block 5. The edge of the sliding block 5 is formed with teeth 51. The groove 4 and the sliding block 5 of the fixed wrench 12 and the movable wrench 2 cooperate with each other to form an integral eyeglass wrench with a plum blossom-shaped tooth. The groove 4 and the sliding block 5 are preferably designed as a dovetail structure, which can withstand greater torque than other ordinary wrenches. In one embodiment, the movable wrench 2 extends with an L-shaped limiting part 21. When the movable wrench 2 is matched with the fixed wrench body 1, the L-shaped limiting part 21 contacts the side of the handle 11, which plays a limiting and guiding role during matching and can also enhance the overall strength of the wrench after matching. In another embodiment, the handle 11 is provided with an anti-slip sleeve (not shown), which makes it easier for personnel to operate and prevents the wrench from slipping accidentally.

[0024] The following will refer to Figures 1 to 4 The working principle of this utility model will be explained.

[0025] When in operation, the user holds the handle 11 of the fixed wrench body 1, first placing the fixed wrench ring 12 over the small diameter section of the oil pipe, and then placing the movable wrench ring 2 over the oil pipe, so that the movable wrench ring 2 and the fixed wrench ring 12 are closed on the oil pipe. Through the sliding groove 4 and the slider 5, they slide and engage, thus becoming a complete eyeglass wrench. Then, it is placed on the threaded part to be tightened, and the handle 11 is turned, so that the threaded part can be fixed or disassembled. It adopts a split structure, has all the functions of existing wrenches, and can directly tighten and disassemble threaded connections in closed pipelines. It breaks through the fixed type of wrench mechanism, and avoids the time and economic losses caused by unsuitable tools in the actual disassembly and assembly of threaded connections, thus improving work efficiency and operator safety.

[0026] The above are merely specific embodiments of this utility model, but the protection scope of this utility model is not limited thereto. Any variations or substitutions that can be easily conceived by those skilled in the art within the technical scope disclosed in this utility model should be included within the protection scope of this utility model. Therefore, the protection scope of this utility model should be determined by the scope of the claims.

Claims

1. A split tubing mirror wrench characterized by, The device includes a fixed wrench body and a movable wrench ring connected to the fixed wrench body. The fixed wrench body includes a handle and a fixed wrench ring connected to the handle. The fixed wrench ring is semi-circular. Both the fixed wrench ring and the movable wrench ring have quincunx-shaped teeth on their inner sides. Both ends of the fixed wrench ring and the movable wrench ring have a sliding groove and a slider that matches the sliding groove. One end of the sliding groove is open, and the other end has a plug. The plug contacts one end of the slider.

2. The split body tubing tap wrench of claim 1, wherein, The movable ring is extended and has an L-shaped limiting part.

3. The split body tubing mirror wrench of claim 1, wherein, The slider has teeth formed at its edge.

4. The split-type oil pipe eyeglass wrench according to claim 1, characterized in that, The handle is equipped with a non-slip sleeve.