Binding post anti-torsion structure for junction box

Abstract

The utility model belongs to the technical field of junction boxes, and particularly relates to a junction box binding post anti-torsion structure, which comprises a limiting part, the limiting part comprises a first separation blade and a second separation blade, the first separation blade and the second separation blade form an L-shaped structure, and a connecting part is arranged between the first separation blade and the second separation blade. The connecting part comprises a fan-shaped sheet body, a plurality of concentric arc-shaped notches formed in the fan-shaped sheet body and a transition arc arranged at the small end of the fan-shaped sheet body; positioning blocks are fixedly arranged at the tail ends of the first blocking piece and the second blocking piece respectively, each positioning block is of a semi-umbrella-shaped structure, and protrusions face the outer side of the first blocking piece and the outer side of the second blocking piece. According to the binding post anti-torsion structure for the junction box provided by the utility model, the anti-torsion structure is fixed at the binding post mounting hole on the middle plate of the junction box, so that the binding post can be effectively prevented from being twisted in the mounting process, the mounting efficiency is greatly improved, and meanwhile, the mounting regularity of the binding post can be effectively ensured.

Description

Technical Field

[0001] The utility model belongs to the technical field of junction boxes, and in particular relates to a terminal post anti-twisting structure for a junction box. Background Art

[0002] There is generally a need for explosion-proof equipment in mining electrical installations. Therefore, the layout of electrical cabinets is generally divided into zones to improve the structural strength of the cabinets. Removable terminals are generally installed above the middle plate of the cabinet. During installation or replacement, the terminals will rotate when tightened, and the distance between the terminals cannot maintain the minimum requirement, which in turn affects the insulation requirements in the cabinet. Utility Model Content

[0003] In view of this, the utility model provides an anti-twisting structure of a terminal post for a junction box to solve the above-mentioned problem recorded in the background technology.

[0004] In order to achieve the above object, the utility model is implemented through the following technical solutions:

[0005] The utility model provides an anti-twisting structure of a terminal for a junction box, comprising a limiting portion, the limiting portion comprising a first baffle and a second baffle, the first baffle and the second baffle forming an L-shaped structure, a connecting portion being arranged between the first baffle and the second baffle, the connecting portion comprising a fan-shaped sheet body, a plurality of concentric arc-shaped notches arranged thereon and a transition arc arranged at the small end of the fan-shaped sheet body; positioning blocks are respectively fixedly arranged at the ends of the first baffle and the second baffle, the positioning blocks are semi-umbrella-shaped structures, and the protrusions face the outer sides of the first baffle and the second baffle.

[0006] In the above-mentioned anti-twisting structure of the terminal post for the junction box, as a preferred solution, the thickness of the limiting part, the connecting part and the positioning block is 1.5-2.5 mm.

[0007] In the above-mentioned anti-twisting structure of the terminal post for the junction box, as a preferred solution, the angle between the first baffle and the second baffle is 60-120°.

[0008] In the above-mentioned anti-twisting structure of the terminal post for the junction box, as a preferred solution, the limiting part, the connecting part and the positioning block are made of iron thin plates.

[0009] The utility model provides an anti-twisting structure for terminal posts of a junction box, which has the following beneficial effects: the anti-twisting structure for terminal posts of a junction box provided by the utility model can effectively prevent the terminal posts from twisting during installation by fixing the anti-twisting structure at the terminal post mounting holes on the middle plate of the junction box, thereby greatly improving the installation efficiency and effectively ensuring the neatness of the terminal post installation.

[0010] The connecting portion of the anti-twist structure of the utility model is provided with a plurality of arc-shaped notches, which change the angle formed by the two blocking pieces through deformation under force, thereby better adapting to terminal posts of different shapes. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 A schematic diagram of the installation position of the anti-twist structure provided by the utility model;

[0012] Figure 2 The present invention is a three-dimensional schematic diagram of the anti-twist structure provided by the present invention. DETAILED DESCRIPTION

[0013] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0014] Exemplary embodiments of the present invention are described in detail with reference to the following drawings.

[0015] The meanings of the serial numbers in the figure are as follows: 1 is the middle plate of the junction box, 2 is the mounting hole, 3 is the connecting part, 3-1 is the transition arc, 3-2 is the arc-shaped notch, 4 is the limiting part, 4-1 is the first baffle, 4-2 is the second baffle, and 5 is the positioning block.

[0016] The following describes exemplary embodiments of the present invention in combination with specific circumstances:

[0017] Example 1: Combination Figure 1-Figure 2 As shown, the utility model provides an anti-twist structure of a terminal for a junction box, comprising a limiting portion 4, the limiting portion 4 comprising a first baffle 4-1 and a second baffle 4-2, the first baffle 4-1 and the second baffle 4-2 forming an L-shaped structure, a connecting portion 3 is arranged between the first baffle 4-1 and the second baffle 4-2, the connecting portion 3 comprises a fan-shaped sheet body, a plurality of concentric arc-shaped notches 3-2 arranged thereon and a transition arc 3-1 arranged at the small end of the fan-shaped sheet body; the arrangement of the transition arc 3-1 enables the connecting portion to better adapt to the rectangular structure of the terminal, and avoids stress between the corners of the rectangular structure of the terminal and the connecting portion; the arrangement of the plurality of arc-shaped notches 3-2 enables the connecting portion to change the angle formed by the first baffle 4-1 and the second baffle 4-2 connected thereto by deformation, so that the anti-twist structure can better adapt to terminals of different structures.

[0018] Positioning blocks 5 are fixedly provided at the ends of the first baffle 4-1 and the second baffle 4-2, respectively. The positioning blocks 5 are semi-umbrella-shaped structures, and the protrusions face the outsides of the first baffle 4-1 and the second baffle 4-2. The small corner formed by the connection between the positioning blocks 5 and the first baffle 4-1 and the second baffle 4-2 can be used as a welding fixing point, and can also be used as a comparison position of the positioning point.

[0019] The limiting part 4, the connecting part 3 and the positioning block 5 are made of an iron sheet with a thickness of 1.5-2.5 mm. With the cooperation of the connecting part 3, the angle between the first baffle 4-1 and the second baffle 4-2 is adjustable within the range of 60-120°.

[0020] Application method: Place the terminal to be installed in the mounting hole of the middle plate of the junction box, then adjust the angle between the first baffle and the second baffle according to the structure of the terminal, and place the anti-twist structure on the middle plate of the junction box after fitting the terminal. Use the positioning block to locate the connection between the first baffle and the second baffle, and then weld the anti-twist structure around the mounting hole of the middle plate of the junction box.

[0021] Finally, it should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

[0022] The above specific examples are used to illustrate the principle and implementation mode of the present invention. The description of the above embodiments is only used to help understand the method and core idea of ​​the present invention. At the same time, for those skilled in the art, according to the idea of ​​the present invention, there will be changes in the specific implementation mode and application scope. In summary, the content of this specification should not be understood as a limitation on the present invention.

Claims

1. A terminal anti-twist structure for a junction box, comprising a limiting portion, the limiting portion comprising a first baffle and a second baffle, the first baffle and the second baffle forming an L-shaped structure, characterized in that: A connecting portion is provided between the first baffle and the second baffle, and the connecting portion includes a fan-shaped sheet body, a plurality of concentric arc-shaped notches arranged thereon, and a transition arc arranged at the small end of the fan-shaped sheet body; positioning blocks are fixedly provided at the ends of the first baffle and the second baffle respectively, and the positioning blocks are semi-umbrella-shaped structures, and the protrusions face toward the outsides of the first baffle and the second baffle.

2. The anti-twisting structure of the terminal post for a junction box according to claim 1, characterized in that: The thickness of the limiting part, the connecting part and the positioning block is 1.5-2.5 mm.

3. The anti-twisting structure of the terminal post for a junction box according to claim 1, characterized in that: The included angle between the first baffle and the second baffle is 60-120°.

4. The anti-twisting structure of the terminal post for a junction box according to claim 1, characterized in that: The limiting part, the connecting part and the positioning block are made of iron thin plates.

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