Special dismounting pliers for L9 type 2M head

By designing a special disassembly and assembly pliers for the L9 type 2M head, and adopting an inlay handle and an arched pliers head with an inner thread structure, the problem of the L9 type 2M head being difficult to disassemble is solved, ensuring safe disassembly without damaging the L9 type 2M head.

CN223493009UActive Publication Date: 2025-10-31LANZHOU UNIV OF FINANCE & ECONOMICS
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Patent Information

Application Number
CN202422445593.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-10-10
Publication Date
2025-10-31
Estimated Expiration
2034-10-10

AI Technical Summary

Technical Problem

Existing tools are insufficient for effectively disassembling the L9 2M head, and traditional tools can easily cause deformation and damage to the moving parts at the front of the L9 2M head.

Method used

A special pliers for disassembling and assembling L9 type 2M head was designed, including an insert handle and a pointed insert. The gripper has an arched pliers head with threads on the inner side to ensure a tight fit with the L9 type 2M head and increase friction.

Benefits of technology

It enables safe disassembly of the L9 2M head, avoiding damage to the front moving parts and improving maintenance efficiency.

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Abstract

The utility model discloses a special dismounting clamp for an L9 type 2M head, which comprises an inlay handle, one end of an inlay is movably provided with a sharp-nose insert, and the bottom end of the sharp-nose insert is provided with a clamping piece; according to the utility model, great convenience is provided for a transmission equipment maintainer engaged in the communication field, and the problems that the L9 type 2M head cannot be unscrewed due to a large hand shape and a movable part at the front part of the L9 type 2M head is extruded and deformed when sharp-nose pliers and needle-nose pliers are adopted are solved; according to the utility model, the arched plier head is adopted, so that the meshing part of the plier is tightly attached to the front movable part of the L9 type 2M head, and the front movable part of the L9 type 2M head cannot be damaged when the plier is forcibly screwed; the inner side of the arched part of the plier head adopts the thread design, so that the friction force is increased, and the plier and the L9 type 2M head can be screwed off under the condition that the stress on the plier and the L9 type 2M head is very small.
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Description

Technical Field

[0001] This utility model relates to the field of handheld fitting technology, and in particular to a special L9 type 2M head disassembly and assembly pliers. Background Technology

[0002] As is well known, the L9 type 2M connector is a cable connector used in communication transmission equipment to provide a 2M electrical signal transmission channel. Typically, the 2M cables of a transmission device are centrally managed on a DDF rack. However, due to the dense distribution of L9 type 2M connectors on the DDF rack and the limited space, it is extremely inconvenient to reach inside the DDF rack to unscrew the L9 type 2M connectors during maintenance. Even people with large hands may be unable to reach inside to unscrew the L9 type 2M connector, causing significant inconvenience for equipment maintenance. Currently, commonly used pliers on the market include needle-nose pliers, pin-nose pliers, diagonal pliers, and vise pliers. Although some needle-nose pliers and pin-nose pliers can unscrew the L9 type 2M connector from the DDF rack, uneven force and lack of protection can cause the moving part at the front of the L9 type 2M connector to be squeezed and deformed, resulting in damage and unusability of the L9 type 2M connector. Therefore, a special pliers for disassembling and assembling L9 type 2M connectors is proposed. Utility Model Content

[0003] The technical problem to be solved by this utility model is to overcome the defects of the prior art and provide a special pliers for disassembling and assembling L9 type 2M head. It can solve the problem that the L9 type 2M head cannot be unscrewed due to the large size of the hand and the problem that the moving part of the front of the L9 type 2M head is squeezed and deformed when using needle-nose pliers or needle-nose pliers.

[0004] To solve the above-mentioned technical problems, this utility model provides the following technical solution:

[0005] This utility model relates to a special disassembly and assembly pliers for L-type M-head pliers, including an insert handle, one end of which is movably provided with a pointed insert, and the bottom end of the pointed insert is provided with a clamping component.

[0006] As a preferred embodiment of this utility model, the inner side of the clamping member is provided with threads to increase the clamping friction.

[0007] As a preferred embodiment of this utility model, the clamping member is an arched clamp head, and there are two clamping members, the shape of which is adapted to the L-shaped M-head.

[0008] Compared with the prior art, the beneficial effects of this utility model are as follows:

[0009] 1. This utility model provides great convenience for those engaged in the maintenance of transmission equipment in the field of communication, and solves the problem that the L9 type 2M head cannot be unscrewed due to the large size of the hands, and the problem that the moving part of the front of the L9 type 2M head is squeezed and deformed when using needle-nose pliers or needle-nose pliers.

[0010] 2. This utility model adopts an arched pliers head, which ensures that the biting part of the pliers fits tightly with the moving part at the front of the L9 type 2M head, and will not cause damage to the moving part at the front of the L9 type 2M head when tightening.

[0011] 3. The inner side of the arched part of the pliers head of this utility model adopts a threaded design, which increases the friction and can unscrew the pliers with very little force between the pliers and the L9 type 2M head. Attached Figure Description

[0012] The accompanying drawings are provided to further illustrate the present invention and form part of the specification. They are used together with the embodiments of the present invention to explain the present invention, but do not constitute a limitation thereof. In the drawings:

[0013] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0014] Figure 2 This is a schematic diagram of the clamping component structure of this utility model;

[0015] In the diagram: 1. Insert handle; 2. Pointed insert; 3. Clamping element; 4. Thread. Detailed Implementation

[0016] The preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are for illustration and explanation only and are not intended to limit the present invention.

[0017] In the attached diagram, all identical reference numerals refer to the same components.

[0018] Example 1

[0019] like Figure 1-2 As shown, this utility model provides a special disassembly and assembly pliers for L9 type 2M head, including an insert handle 1, a pointed insert 2 movably provided at one end of the insert 1, and a clamping member 3 provided at the bottom end of the pointed insert 2.

[0020] Furthermore, the inner side of the clamping member 3 is provided with threads 4 to increase the clamping friction, making it easier to clamp.

[0021] Clamping component 3 is an arched clamping head. There are two clamping components 3, and their shape is compatible with the L9 type 2M head.

[0022] Specifically, when using the L9 type 2M head, if it needs to be removed from the transmission equipment rack, simply insert the needle-nose pliers 2 and then clamp the L9 type 2M head with the clamping part 3. Since the clamping part 3 is adapted to the shape of the L9 type 2M head and the clamping part 3 has a thread 4 inside to increase friction, the L9 type 2M head can be unscrewed with very little force, which improves work efficiency and avoids the problem of squeezing and deforming the front moving part of the L9 type 2M head when using traditional needle-nose pliers or needle-nose pliers.

[0023] Finally, it should be noted that the above description is merely a preferred embodiment of this utility model and is not intended to limit the utility model. Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of this utility model should be included within the protection scope of this utility model.

Claims

1. A type L9 2M head special disassembly and assembly pliers, comprising an insert handle (1), characterized in that, One end of the insert handle (1) is movably provided with a pointed insert (2), and the bottom end of the pointed insert (2) is provided with a clamping member (3). The clamping member (3) is an arched clamp head. There are two clamping members (3), and their shapes are compatible with the L9 type 2M head.

2. The L9 type 2M head special disassembly and assembly pliers according to claim 1, characterized in that, The clamping member (3) has a thread (4) on its inner side to increase the clamping friction.