CN113161820A

CN113161820A - Safe and reliable high-voltage high-current junction box

Info

Publication number: CN113161820A
Application number: CN202110585292.XA
Authority: CN
Inventors: 张迎春; 韩愿
Original assignee: Changzhou Huzheng Electronic Technology Co ltd
Current assignee: Changzhou Huzheng Electronic Technology Co ltd
Priority date: 2021-05-27
Filing date: 2021-05-27
Publication date: 2021-07-23

Abstract

The invention relates to the technical field of wiring terminals, and particularly provides a safe and reliable high-voltage large-current wiring box which comprises a bottom plate, wherein a base is formed by the middle protrusion of the bottom plate, a boss is formed by the middle protrusion of the base, four side surfaces of the base protrude outwards to form four clamping blocks, the clamping blocks are provided with bayonets, the length directions of the four bayonets are mutually vertical, a main wire port is formed between one side surface of the boss and the bayonet positioned on one side of the boss, nuts are fixed in the boss, and the bayonets are uniformly distributed around the axis of the nuts; the shell cover is established on the base, and vice line mouth has been seted up to one of them side of shell, and the bottom of shell corresponds vice line mouth department and forms the breach, and the bottom of shell corresponds the bayonet socket and still is provided with the cardboard, cardboard and bayonet socket block, crosses the installation that cardboard and bayonet socket cooperation realized the shell, lets the orientation of vice line mouth can adjust according to the trend of vice wire rod to let vice wire rod need not buckle, just can follow a plurality of directions and be connected with the main wire rod.

Description

Safe and reliable high-voltage high-current junction box

Technical Field

The invention relates to the technical field of wiring terminals, in particular to a safe and reliable high-voltage high-current wiring box.

Background

The terminal box is used for electrically connecting electric device and electric parts, the terminal box passes through the terminal and connects different electrical equipment's circuit, traditional terminal box is when using, its shell uses the screw to fasten usually, this leads to the fixed and unable change of outlet position of design on the shell of traditional terminal box, consequently when connecting the wire rod, if walk the orientation of line direction and outlet when inconsistent, need buckle the position in order to adapt to the outlet to the outside wire rod of terminal box, when the wire rod is copper bar or aluminium flat wire rod of this kind of line, the outside wire rod of terminal box is buckled and is extremely easily caused the circuit damage, bring the potential safety hazard, when using the terminal box in narrow and small space simultaneously, the condition that the wire rod can't follow the outlet completely appears.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: the invention provides a safe and reliable high-voltage high-current junction box to solve the problem that wires need to be bent outside the junction box due to the fact that the wires cannot be matched with the trend of the wires when the junction box is used for wiring.

The technical scheme adopted by the invention for solving the technical problems is as follows: a safe and reliable high-voltage large-current junction box comprises a bottom plate, wherein a base is formed by the middle of the bottom plate in a protruding mode, a boss is formed by the middle of the base in the protruding mode, four side faces of the base are outwards protruded to form four clamping blocks, each clamping block is provided with a clamping opening, the length directions of the four clamping openings are mutually perpendicular, a main line opening is formed between one side face of the boss and the clamping opening located on one side of the boss, nuts are fixed in the boss, and the clamping openings are evenly distributed around the axis of the nuts;

the shell, the shell cover is established on the base, vice line mouth has been seted up to one of them side of shell, the bottom of shell corresponds vice line mouth department forms the breach, vice line mouth with the breach intercommunication, the bottom of shell corresponds the bayonet socket still is provided with the cardboard, the cardboard with the bayonet socket block.

Preferably, the inner wall of the main wire port extends downwards perpendicular to the bottom plate to form a wire sleeve used for wrapping wires.

Preferably, the top of the boss is smoothly transited to the main port to form a fillet.

Preferably, the bottom of the shell is provided with a clamping sleeve corresponding to the clamping block, and the inner wall of the clamping sleeve is attached to the outer wall of the clamping block.

Preferably, the bottom plate, the base and the boss are nylon pieces.

The wire connecting device has the beneficial effects that the shell is provided with the auxiliary wire port, the base is provided with the main wire port, so that main wires and auxiliary wires are respectively led out through the main wire port and the auxiliary wire port, the bayonet is arranged on the base, the clamping plate is arranged on the shell, the installation of the shell is realized through the matching of the clamping plate and the bayonet, the orientation of the auxiliary wire port arranged on the shell can be adjusted according to the trend of the auxiliary wires, and the auxiliary wires can be connected with the main wires from multiple directions without being bent.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural diagram of a preferred embodiment of a safe and reliable high-voltage high-current junction box of the present invention;

FIG. 2 is an exploded view of a safe and reliable high voltage high current junction box of the present invention;

FIG. 3 is a half-sectional view of a safe and reliable high-voltage high-current junction box of the present invention;

FIG. 4 is a schematic structural diagram of a bottom plate, a base and a boss of a safe and reliable high-voltage high-current junction box according to the present invention;

FIG. 5 is a schematic structural diagram of a housing of a safe and reliable high-voltage high-current junction box according to the present invention;

FIG. 6 is a view showing the housing of the high-voltage high-current junction box of the present invention rotated 90 degrees;

fig. 7 is a state diagram of the housing of the high-voltage large-current junction box of the invention after being rotated by 180 degrees.

In the figure, the clamping device comprises a base plate 1, a bottom plate 2, a base 3, a boss 4, a main wire 5, an auxiliary wire 6, a clamping block 7, a bayonet 8, a main wire port 9, a wire sleeve 10, a fillet 11, a nut 12, a shell 13, an auxiliary wire port 14, a clamping plate 15 and a clamping sleeve.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the present invention.

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 invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

As shown in fig. 1 to 7, the present invention provides an embodiment of a safe and reliable high-voltage large-current junction box, which includes a bottom plate 1, wherein a base 2 is formed by a protrusion at the middle part of the bottom plate 1, a boss 3 is formed by a protrusion at the middle part of the base 2, a main wire 4 and an auxiliary wire 5 are lifted up by the boss 3, so as to facilitate air circulation and heat dissipation around the wires, the bottom plate 1, the base 2 and the boss 3 are nylon members, four side surfaces of the base 2 are protruded outwards to form four clamping blocks 6, each clamping block 6 is provided with a bayonet 7, a main wire port 8 is provided between one side surface of the boss 3 and the bayonet 7 at the side of the boss 3, the main wire 4 to be connected with a circuit can pass through the bottom plate 1 from the main wire port 8 and then enter the junction box, and is bent and then pressed on the boss 3 in the junction box, so as to protect the bent main wire 4, and prevent a leakage accident caused by damage of the main wire 4, the inner wall of the main wire port 8 is perpendicular to the bottom plate 1 and extends downwards to form a wire sleeve 9 used for wrapping a main wire 4, the main wire 4 at the main wire port 8 is supported, the wire at the main wire port 8 is prevented from being damaged due to overlarge stress, the top of the boss 3 is in smooth transition to the main wire port 8 to form a fillet 10, the main wire 4 is gradually bent along the fillet 10, the turning part of the main wire 4 can be in smooth transition, the wire is prevented from being damaged by a crease generated in the bending process, a nut 11 is fixed in the boss 3, and the main wire 4 and the auxiliary wire 5 of a circuit to be connected are mutually pressed through the matching of a screw and the nut 11, so that the connection of the circuit is realized;

shell 12, shell 12 covers and establishes on base 2, vice line mouth 13 has been seted up to one of them side of shell 12, treat that vice wire rod 5 of wiring way is connected with main wire rod 4 in shell 12 from vice line mouth 13 department, the bottom of shell 12 corresponds vice line mouth 13 department and forms the breach, vice line mouth 13 and breach intercommunication, vice wire rod 5 can be qualified for the next round of competitions smoothly through the breach, consequently can compress tightly main wire rod 4 and vice wire rod 5 earlier and fix on boss 3, later establish shell 12 cover on base 2, avoid vice wire rod 5 to cause to block to shell 12's installation.

Bayonet 7 is around the axis evenly distributed of nut 11, the length direction mutually perpendicular of four bayonet 7, and the bottom of shell 12 corresponds bayonet 7 and is provided with cardboard 14, cardboard 14 and bayonet 7 block, consequently when vice wire rod 5 need be qualified for the next round of competitions along other directions, rotates shell 12 and makes cardboard 14 and different bayonet 7 blocks of shell 12 bottom, can make orientation of vice wire mouth 13 change along four directions to adapt to the trend of vice wire rod 5.

The bottom of shell 12 corresponds fixture block 6 and is provided with cutting ferrule 15, cutting ferrule 15's inner wall and fixture block 6's outer wall laminating, after

shell

12 and 2 blocks of base, cutting ferrule 15 and fixture block 6 contradict each other and realize spacing to shell 12, thereby avoid shell 12 to rock, simultaneously because cutting ferrule 15's inner wall and fixture block 6's outer wall laminating, and set up on fixture block 6 with cardboard 14 complex bayonet 7, consequently make cutting ferrule 15 form the protection of sheltering from to cardboard 14's periphery, prevent cardboard 14 collision rupture.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, a schematic representation of the term does not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. A safe and reliable high-voltage large-current junction box is characterized in that: the clamping device comprises a base plate, wherein a base is formed by the middle of the base plate in a protruding mode, a boss is formed by the middle of the base in a protruding mode, four side faces of the base are outwards protruded to form four clamping blocks, each clamping block is provided with a clamping opening, the length directions of the four clamping openings are mutually perpendicular, a main line opening is formed between one side face of the boss and the clamping opening located on one side of the boss, nuts are fixed in the boss, and the clamping openings are evenly distributed around the axis of the nuts;

2. A safe and reliable high-voltage high-current junction box according to claim 1, wherein: the inner wall of the main wire port is perpendicular to the bottom plate and extends downwards to form a wire sleeve used for wrapping wires.

3. A safe and reliable high-voltage high-current junction box according to claim 2, wherein: and the top of the boss smoothly transits to the main port to form a fillet.

4. A safe and reliable high-voltage high-current junction box according to claim 3, wherein: the bottom of shell corresponds the fixture block is provided with the cutting ferrule, the inner wall of cutting ferrule with the outer wall laminating of fixture block.

5. A safe and reliable high-voltage high-current junction box according to claim 4, wherein: the bottom plate, the base and the lug boss are nylon pieces.