CN220652430U

CN220652430U - Binding post structure

Info

Publication number: CN220652430U
Application number: CN202321450942.0U
Authority: CN
Inventors: 张雷明
Original assignee: Shenzhen Huaju Trading Co ltd
Current assignee: Shenzhen Huaju Trading Co ltd
Priority date: 2023-06-07
Filing date: 2023-06-07
Publication date: 2024-03-22
Anticipated expiration: 2033-06-07

Abstract

The utility model belongs to the field of wire connection, and particularly relates to a wiring terminal structure, which comprises a main body and a metal piece externally connected with a zero wire, wherein a plurality of isolation cavities are arranged on the main body, wiring terminals for connecting wires are arranged in the isolation cavities, the wiring terminals are respectively a live wire input end, a live wire output end, a zero wire input end and a zero wire output end, the live wire input end is connected with the live wire output end, and the zero wire input end is connected with the zero wire output end; the metal piece is arranged on the main body and is positioned beside the plurality of isolation cavities so as to correspond to the plurality of isolation cavities. In the utility model, when the structure is positioned outdoors and in an electricity utilization environment where water is immersed frequently, the live wire input end and the live wire output end conduct voltage and current to the outside through water, the metal piece can enable the current and voltage of a water area surrounding the outside of the metal piece to be within a safety standard through absorbing and capturing the current and voltage in the water, so that the leakage condition caused by immersing the power input terminal in the water is shielded.

Description

Binding post structure

Technical Field

The utility model belongs to the field of wire connection, and particularly relates to a wiring terminal.

Background

The connection terminal is an accessory product for realizing electrical connection, and is industrially divided into the category of connectors. As the degree of industrial automation becomes higher and the industrial control requirements become more stringent and precise, the amount of the terminal blocks used is gradually increased. With the development of the electronic industry, the use range of the wiring terminal is more and more, and the variety is also more and more.

And the leakage performance of the wiring terminal is very important for the wiring terminal in water immersion prevention. Waterproof binding post among the prior art adopts waterproof material to separate the contact of water and fire zero line terminal mostly. However, the design has the defects that the adopted waterproof isolation material can be aged and loosened or damaged according to the prolonging of the service time; and the adopted materials can cause gaps, damages or failure in isolation from water at the junction due to the conditions of humidity, drying, high temperature, friction and the like, thereby forming electric leakage and injuring people.

Disclosure of Invention

In order to solve the above problems, an object of the present utility model is to provide a connection terminal structure, which is applicable to outdoor and frequent water soaking power environments and can realize shielding of leakage caused by water soaking of a power input terminal.

In order to solve the problems, the technical scheme of the utility model is as follows.

The wiring terminal structure is characterized by comprising a main body and a metal piece externally connected with a zero line, wherein a plurality of isolation cavities are arranged on the main body, wiring terminals for connecting wires are arranged in the isolation cavities, the wiring terminals are a fire wire input end, a fire wire output end, a zero line input end and a zero line output end respectively, the fire wire input end is connected with the fire wire output end, and the zero line input end is connected with the zero line output end; the metal piece is arranged on the main body and is positioned beside the plurality of isolation cavities so as to correspond to the plurality of isolation cavities.

In this structure, when this structure is arranged in outdoor and often soak the power consumption environment of water, live wire input, live wire output when passing through water to outside conduction voltage and current, the metalwork can be through absorbing and catching the current voltage in the water, makes the outside waters current voltage of surrounding the metalwork be in safety standard to the shielding is because of the electric leakage condition that takes place when the power input terminal soaks water.

Further, an insulating layer is arranged on the outer side of the metal piece, and the inner side of the metal piece is located beside the plurality of isolation cavities so as to correspond to the plurality of isolation cavities.

Further, the side and the upper side of the isolation cavity penetrate through the upper side and the side of the main body respectively, the metal piece comprises a first metal sheet and a second metal sheet, the second metal sheet is bent and arranged on one side of the first metal sheet, and the first metal sheet and the second metal sheet correspond to the side and the upper side of the isolation cavity respectively.

Further, a third metal sheet is further bent and arranged on the other side of the first metal sheet, and the third metal sheet and the second metal sheet are symmetrically arranged.

Further, the upper end of the wiring terminal is positioned in the isolation cavity to form a first connection position, and the lower end of the wiring terminal is positioned in the main body or exposed out of the main body through the main body to form a second connection position; the live wire input end is connected with the live wire through the first connecting position of the live wire input end, the live wire output end is connected with the live wire through the first connecting position of the live wire input end, the zero wire input end is connected with the zero wire through the first connecting position of the zero wire input end, the zero wire output end is connected with the external zero wire through the first connecting position of the zero wire output end, the second connecting position of the live wire input end is connected with the second connecting position of the live wire output end, and the second connecting position of the zero wire input end is connected with the second connecting position of the zero wire output end.

Further, the second metal sheet is located above the side of the isolation cavity, and the lower part of the side of the isolation cavity is exposed outside.

Further, a first gap is formed between the second metal sheet and one side of the main body, which corresponds to the side of the isolation cavity; a second gap is formed between the first metal sheet and one side of the main body, which corresponds to the upper side of the isolation cavity.

Further, the main body is provided with a mounting part at the upper side of the isolation cavity, the upper side of the isolation cavity penetrates through the mounting part, the upper end of the wiring terminal is arranged on the mounting part to form a second connecting position, and the lower end of the wiring terminal extends into the isolation cavity to form a first connecting position; the live wire input end is connected with the live wire through the first connecting position of the live wire input end, the live wire output end is connected with the live wire through the first connecting position of the live wire input end, the zero wire input end is connected with the zero wire through the first connecting position of the zero wire input end, the zero wire output end is connected with the external zero wire through the first connecting position of the zero wire output end, the second connecting position of the live wire input end is connected with the second connecting position of the live wire output end, and the second connecting position of the zero wire input end is connected with the second connecting position of the zero wire output end.

Further, a first through hole is formed in the first metal sheet corresponding to the upper side of the isolation cavity, a second through hole is formed in the second metal sheet corresponding to the side of the isolation cavity, and the lower end of the wiring terminal sequentially penetrates through the first through hole and the mounting part and then stretches into the isolation cavity to form the second connection position.

Working principle: when the input and output live wire terminals conduct voltage and current to the outside through water, the water is electrified, the electrified water and the zero wire metal piece used for making the surrounding terminal do work, and the zero wire metal piece absorbs and captures the current and voltage in the water, so that the current and voltage of a water area surrounding the exterior of the metal piece are within the safety standard.

The utility model has the beneficial effects that in the structure, when the structure is positioned outdoors and in the electricity utilization environment of frequent soaking water, the live wire input end and the live wire output end conduct voltage and current to the outside through water, the metal piece can enable the current and voltage of the water area surrounding the outside of the metal piece to be within the safety standard through absorbing and capturing the current and voltage in the water, so as to realize shielding of the electricity leakage condition generated when the power input terminal is soaked in the water.

Drawings

Fig. 1 is a schematic structural diagram of a first view angle of the first embodiment.

Fig. 2 is a schematic structural diagram of a second view angle of the first embodiment.

Fig. 3 is an exploded view of the first embodiment.

Fig. 4 is a schematic structural diagram of the second embodiment.

Fig. 5 is an exploded view of the second embodiment.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Referring to fig. 1-3, a first embodiment provides a connection terminal structure, which includes a main body 1, and a metal piece 2 externally connected with a zero line, wherein the metal piece 2 may be made of a copper sheet or an aluminum sheet, the main body 1 is made of a plastic insulating material, a plurality of isolation cavities 11 are provided on the main body 1, connection terminals 3 for connecting wires are provided in the plurality of isolation cavities 11, the plurality of connection terminals are respectively a live wire input end 31, a live wire output end 32, a zero line input end 33 and a zero line output end 34, the live wire input end 31 is connected with the live wire output end 32, and the zero line input end 33 is connected with the zero line output end 34; the metal piece 2 is disposed on the main body 1, and the metal piece 2 is located beside the plurality of isolation cavities 11 to correspond to the plurality of isolation cavities 11.

In the present embodiment, the insulating layer 21 is disposed on the outer side of the metal member 2, and the inner side of the metal member 2 is located beside the plurality of isolation chambers 11 so as to correspond to the plurality of isolation chambers 11. The insulating layer 21 is made of plastic insulating material.

In this embodiment, the side and the upper side of the isolation cavity 11 respectively penetrate through the upper side and the side of the main body 1, the metal piece includes a first metal sheet 22 and a second metal sheet 23, the second metal sheet 23 is bent and arranged on one side of the first metal sheet 22, and the first metal sheet 22 and the second metal sheet 23 respectively correspond to the side and the upper side of the isolation cavity 11. Side here refers to left or right.

In this embodiment, a third metal sheet 24 is further bent and disposed on the other side of the first metal sheet 22, and the third metal sheet 24 and the second metal sheet 23 are symmetrically disposed.

In this embodiment, a first connection position 35 is formed at the upper end of the terminal 3 in the isolation cavity, and a second connection position 36 is formed at the lower end of the terminal 3 in the main body or exposed outside the main body 1 through the main body 1; the live wire input end 31 is externally connected with a live wire through a first connecting position 35 of the live wire input end, the live wire output end 32 is externally connected with a live wire through a first connecting position 35 of the live wire input end, the zero line input end 33 is externally connected with a zero line through a first connecting position 35 of the zero line input end, the zero line output end 34 is externally connected with a zero line through a first connecting position 35 of the zero line input end, a second connecting position 36 of the live wire input end 31 is connected with a second connecting position 36 of the live wire output end 32, and the second connecting position 36 of the zero line input end 33 is connected with a second connecting position 36 of the zero line output end 34.

In the present embodiment, the second metal sheet 23 is located above the side of the isolation chamber 11, and is exposed to the outside below the side of the isolation chamber 11.

In the present embodiment, a first gap 12 is formed between the second metal sheet 23 and one side of the main body 1 at the side of the corresponding isolation chamber 11; a second gap 13 is formed between the first metal sheet 22 and one side of the main body 1 at the upper side of the corresponding isolation chamber 11.

Referring to fig. 4-5, a second embodiment provides a connection terminal structure, which includes a main body 4 and a metal piece 5 externally connected with a zero line, wherein the metal piece 5 may be made of a copper sheet or an aluminum sheet, the main body 4 is made of a plastic insulating material, a plurality of isolation cavities 41 are provided on the main body 4, connection terminals 6 for connecting wires are provided in the plurality of isolation cavities 41, the plurality of connection terminals 6 are respectively a live wire input end 61, a live wire output end 62, a zero line input end 63 and a zero line output end 64, the live wire input end 61 is connected with the live wire output end 62, and the zero line input end 63 is connected with the zero line output end 64; the metal piece 5 is disposed on the main body 4, and the metal piece 5 is located beside the plurality of isolation chambers 41 to correspond to the plurality of isolation chambers 41.

In the present embodiment, the insulating layer 51 is disposed on the outer side of the metal member 5, and the inner side of the metal member 5 is located beside the plurality of isolation chambers 41 to correspond to the plurality of isolation chambers 41. The insulating layer 51 is made of plastic insulating material.

In this embodiment, the side and upper side of the isolation cavity 41 respectively penetrate through the upper side and the side of the main body 4, and the metal piece 5 includes a first metal sheet 52 and a second metal sheet 53, where the second metal sheet 52 is bent and disposed on one side of the first metal sheet 53, and the first metal sheet 52 and the second metal sheet 53 respectively correspond to the side and the upper side of the isolation cavity 41.

In this embodiment, a third metal sheet 54 is further bent and disposed on the other side of the first metal sheet 52, and the third metal sheet 54 and the second metal sheet 53 are symmetrically disposed.

In the embodiment, the main body 4 is provided with a mounting part 42 at the upper side of the isolation cavity 41, the upper side of the isolation cavity 41 penetrates through the mounting part 42, the upper end of the wiring terminal 6 is arranged on the mounting part 42 to form a second connection position 66, and the lower end of the wiring terminal 6 extends into the isolation cavity 41 to form a first connection position 65; the live wire input end 61 is input through its external live wire of first hookup location 65, the live wire output end 62 is output through its external live wire of first hookup location 65, the zero line input end 63 is input through its external zero line of first hookup location 65, the zero line output end 64 is output through its external zero line of first hookup location 65, the second hookup location 66 of live wire input end 61 is connected with the second hookup location 66 of live wire output end 62, the second hookup location 66 of zero line input end 63 is connected with the second hookup location 66 of zero line output end 64.

In this embodiment, a first through hole 521 is formed in the first metal sheet 52 corresponding to the upper side of the isolation cavity 41, a second through hole 531 is formed in the second metal sheet 53 corresponding to the side, and the lower end of the terminal 6 sequentially passes through the first through hole 521 and the mounting portion 42 and then extends into the isolation cavity 41 to form a second connection position 66.

In the present embodiment, the insulating layer 51 is provided with the through holes 511 for avoiding corresponding to both the first through holes 521 and the second through holes 531.

The terminals in the first and second embodiments may be metal screws.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. The wiring terminal structure is characterized by comprising a main body and a metal piece externally connected with a zero line, wherein a plurality of isolation cavities are arranged on the main body, wiring terminals for connecting wires are arranged in the isolation cavities, the wiring terminals are a fire wire input end, a fire wire output end, a zero line input end and a zero line output end respectively, the fire wire input end is connected with the fire wire output end, and the zero line input end is connected with the zero line output end; the metal piece is arranged on the main body and is positioned beside the plurality of isolation cavities so as to correspond to the plurality of isolation cavities.

2. The terminal structure of claim 1, wherein an insulating layer is provided on the outer side of the metal member, and the inner side of the metal member is located beside the plurality of isolation cavities so as to correspond to the plurality of isolation cavities.

3. The connecting terminal structure according to claim 2, wherein the side and the upper side of the isolation cavity penetrate through the upper side and the side of the main body respectively, the metal piece comprises a first metal sheet and a second metal sheet, the second metal sheet is bent and arranged on one side of the first metal sheet, and the first metal sheet and the second metal sheet correspond to the side and the upper side of the isolation cavity respectively.

4. A terminal structure according to claim 3, wherein a third metal sheet is further bent at the other side of the first metal sheet, and the third metal sheet is symmetrically arranged with the second metal sheet.

5. A terminal structure according to claim 3, wherein the upper end of the terminal is located in the isolation cavity to form a first connection position, and the lower end of the terminal is located in the main body or exposed out of the main body through the main body to form a second connection position; the live wire input end is connected with the live wire through the first connecting position of the live wire input end, the live wire output end is connected with the live wire through the first connecting position of the live wire input end, the zero wire input end is connected with the zero wire through the first connecting position of the zero wire input end, the zero wire output end is connected with the external zero wire through the first connecting position of the zero wire output end, the second connecting position of the live wire input end is connected with the second connecting position of the live wire output end, and the second connecting position of the zero wire input end is connected with the second connecting position of the zero wire output end.

6. A terminal structure according to claim 5, wherein the second metal sheet is located above the side of the isolation cavity, and is exposed below the side of the isolation cavity.

7. The terminal structure according to claim 5, wherein a first gap is formed between the second metal sheet and one side of the main body at the side corresponding to the isolation cavity; a second gap is formed between the first metal sheet and one side of the main body, which corresponds to the upper side of the isolation cavity.

8. A terminal structure according to claim 3, wherein the main body is provided with a mounting portion at an upper side of the isolation chamber, the upper side of the isolation chamber penetrates through the mounting portion, a second connection position is formed on the mounting portion at an upper end of the terminal, and a first connection position is formed at a lower end of the terminal extending into the isolation chamber; the live wire input end is connected with the live wire through the first connecting position of the live wire input end, the live wire output end is connected with the live wire through the first connecting position of the live wire input end, the zero wire input end is connected with the zero wire through the first connecting position of the zero wire input end, the zero wire output end is connected with the external zero wire through the first connecting position of the zero wire output end, the second connecting position of the live wire input end is connected with the second connecting position of the live wire output end, and the second connecting position of the zero wire input end is connected with the second connecting position of the zero wire output end.

9. The connecting terminal structure according to claim 8, wherein a first through hole is formed in the first metal sheet corresponding to the upper side of the isolation cavity, a second through hole is formed in the second metal sheet corresponding to the side, and the lower end of the connecting terminal sequentially penetrates through the first through hole and the mounting portion and then stretches into the isolation cavity to form the second connecting position.