CN217427241U

CN217427241U - Quick wiring structure

Info

Publication number: CN217427241U
Application number: CN202221376981.6U
Authority: CN
Inventors: 陈纲; 郑小飞; 郑永东
Original assignee: Wuhan Zhifengchen Electric Co ltd
Current assignee: Wuhan Zhifengchen Electric Co ltd
Priority date: 2022-05-31
Filing date: 2022-05-31
Publication date: 2022-09-13
Anticipated expiration: 2032-05-31

Abstract

The utility model discloses a quick wiring structure, it includes base, installation department and wiring portion, the base is fixed in on the PCB board, it has a mounting groove to open on the base, the mounting groove bottom is equipped with the conducting layer with the circuit intercommunication of PCB board, the installation department can pull out to install in the mounting groove with inserting, wiring portion detachably connects under the installation department and the bottom tightly supports the conducting layer, the terminal surface of wiring portion bottom is evagination arc surface, the conducting layer is corresponding for indent arc surface with the face that wiring portion bottom tightly supported, the upper and lower formation mounting hole that link up in installation department and wiring portion, the electric wire alternates in the mounting hole, the mounting hole bottom is located wiring portion bottom central position, the electric wire passes the mounting hole earlier, through between evagination arc surface and the indent arc surface, extends and twines to wiring portion periphery wall at last. The utility model discloses can conveniently and firmly realize the wiring.

Description

Quick wiring structure

Technical Field

The utility model relates to a junction device makes technical field, specifically is a quick wiring structure.

Background

A terminal is an accessory for realizing electrical connection, and is industrially classified into a connector category. With higher and higher industrial automation degree and stricter and more precise industrial control requirements, the use amount of the wiring terminal gradually increases. With the development of the electronic industry, the use range of the connecting terminal is more and more, and the types of the connecting terminal are more and more. The most widely used terminals are hardware terminals, nut terminals, spring terminals, etc. besides PCB terminals, the terminals are used for connecting wires conveniently, and the terminals are a section of metal sheet sealed in insulating plastic, both ends of the metal sheet are provided with holes for inserting the wires, and screws are used for fastening or loosening. The plug-in type wiring terminal in the wiring terminals is formed by connecting two parts in a plug-in mode, one part compresses the wires and then is inserted into the other part, and the part is welded on a PCB.

SUMMERY OF THE UTILITY MODEL

The utility model is directed to the above-mentioned technical problem, a quick wiring structure is provided, can conveniently and firmly realize the wiring.

The utility model adopts the technical proposal that: the utility model provides a quick wiring structure, it includes base, installation department and wiring portion, the base is fixed in on the PCB board, it has a mounting groove to open on the base, the mounting groove bottom is equipped with the conducting layer with the circuit intercommunication of PCB board, the installation department can pull out to install in the mounting groove with inserting, wiring portion detachably connects under the installation department and the bottom tightly supports the conducting layer, the terminal surface of wiring portion bottom is outer convex arc surface, the conducting layer is corresponding inner concave arc surface with the face that wiring portion bottom tightly supported, the upper and lower formation mounting hole that link up in installation department and the wiring portion, the electric wire alternates in the mounting hole, the mounting hole bottom is located wiring portion bottom central position, the electric wire passes the mounting hole earlier, passes through between outer convex arc surface and the inner concave arc surface again, extends and twines to wiring portion periphery wall at last.

After the structure more than adopting, the utility model has the advantages of it is following: the base is fixed on the PCB, the base is communicated with a circuit on the PCB through the conducting layer, the wiring structure corresponding to the base comprises an installation part and a wiring part, the wiring part is detachably connected with the installation part, the installation part is installed on the base in a plug-in connection mode, therefore, the installation part can be assembled and disassembled only by plugging, the installation part and the wiring part are provided with through holes penetrating through the installation part and the wiring part, and the electric wire penetrates through the through holes to be communicated with the conducting layer of the base in a contact mode, so that the electric wire is communicated with the PCB; the terminal surface of wiring portion bottom is evagination arc surface, the conducting layer is corresponding for interior concave arc surface with the face that wiring portion bottom was tight, and when the terminal surface of wiring portion bottom was tight to the conducting layer, two faces that agree with laminated each other, and the electric wire is from the mounting hole after coming out between wiring portion and the conducting layer for the electric wire is firmly the centre gripping between wiring portion and conducting layer, because two faces are the arc surface, has increased the area of contact of electric wire and conducting layer, and the at utmost reduces the disconnected hidden danger that touches between electric wire and the conducting layer.

Preferably, the installation department includes a top cap, top cap bottom central authorities are equipped with a connecting post, the mounting hole link up top cap and spliced pole, the top cap bottom is located spliced pole bilateral symmetry ground and is equipped with the pressing piece that possesses elastic deformation, pressing piece top and top cap are as an organic whole, and the bottom outer wall is equipped with the arch, the mounting groove inner wall be equipped with the recess of protruding joint, through the cooperation of arch and recess, realize being connected of pressing piece and mounting groove, the bottom surface downward sloping setting of recess, the corresponding slope setting of face that arch and grooved underside tightly support, when two pressing piece relative extrusions, push down the pressing piece simultaneously, cause to press the pressing piece to keep away from the recess along recess slope bottom surface, realize the separation of pressing piece and mounting groove, finally realize the installation department and dismantle from the mounting groove.

Preferably, the wiring portion is connected with the connecting column in a threaded connection mode, and the wiring portion is detachably connected with the connecting column through a simple structure.

Preferably, the wire connecting portion peripheral wall is provided with a stopper thread around which the power supply wire is wound, preventing the wire from slipping off the wire connecting portion peripheral wall, thereby reinforcing the wire.

Preferably, the outer wall of the top end of the pressing sheet is provided with an anti-slip groove convenient for fingers to press, so that the pressing sheet can be conveniently pressed manually.

Preferably, the top surface of the top cover is provided with a counter bore communicated with the mounting hole, the counter bore can just accommodate the insulating layer of the electric wire, and after the internal lead of the electric wire passes through the mounting hole, the end part of the insulating layer of the electric wire is tightly propped against the bottom surface of the counter bore so as to prevent the internal lead of the electric wire from being exposed outside.

Drawings

Fig. 1 is a cross-sectional view of the overall structure of the present invention.

Wherein, 1, a base; 1-1, mounting grooves; 1-2, a conductive layer; 1-3, concave arc surface; 2. an installation part; 2-1, a top cover; 2-2, connecting columns; 2-3, pressing the slices; 2-4, convex; 2-5, a groove; 2-6, an anti-slip groove; 2-7, counter bores; 3. a wiring portion; 3-1, convex arc surface; 3-2, limiting threads; 3-3, connecting holes; 4. mounting holes; 5. an electric wire; 5-1, and an insulating layer.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

The embodiment provides a fast wiring structure, as shown in fig. 1, which includes a base 1, an installation portion 2 and a wiring portion 3, wherein the base 1 is fixed on a PCB, the base 1 is provided with an installation groove 1-1, the base 1 is provided with through holes at two sides of the installation groove 1-1, and bolts are inserted into the through holes, that is, the base 1 is fixedly connected to the PCB through the bolts. The bottom of the mounting groove 1-1 of the base 1 is provided with a conducting layer 1-2, and the conducting layer 1-2 is communicated with a PCB circuit.

The mounting part 2 comprises a top cover 2-1, a connecting column 2-2 is arranged in the center of the bottom of the top cover 2-1, the connecting column 2-2 extends downwards from the top cover 2-1, pressing sheets 2-3 are symmetrically arranged at the bottom of the top cover 2-1 and positioned at two sides of the connecting column 2-2, in the embodiment, the pressing sheets 2-3 are of an arc-shaped sheet structure and have certain elastic deformation, the top ends of the pressing sheets 2-3 and the top cover 2-1 are integrated, the outer wall of the bottom end of the pressing sheet 2-3 is provided with a bulge 2-4, the inner wall of the mounting groove 1-1 is provided with a groove 2-5 clamped with the bulge 2-4, the bottom surface of the groove 2-5 is inclined downwards, the plane where the bulge 2-4 and the bottom surface of the groove 2-5 are tightly abutted is correspondingly inclined, when the pressing sheet 2-3 moves downwards along the inner side wall of the mounting groove 1-1, until the bulge 2-4 is clamped in the groove 2-5, the pressing sheet 2-3 is clamped with the mounting groove 1-1, namely the mounting part 2 is clamped on the base 1; when the outer walls of the top ends of the two pressing sheets 2-3 are pressed by fingers simultaneously and the pressing sheets 2-3 are pressed downwards, the bulges 2-4 at the bottoms of the pressing sheets 2-3 are separated from the grooves 2-5, simultaneously the bottoms of the pressing sheets 2-3 move downwards together with the bulges 2-4, the bulges 2-4 move downwards along the inclined surfaces of the grooves 2-5 due to the downward inclined arrangement of the bottom surfaces of the grooves 2-5, and in the moving process, the inclined surfaces of the grooves 2-5 are inclined downwards, so that the bulges 2-4 move and gradually move away from the grooves 2-5 along the inclined surfaces of the grooves 2-5, at this time, the bulges 2-4 are separated from the grooves 2-5, then the pressing sheets 2-3 are pulled upwards to separate the pressing sheets 2-3 from the mounting grooves 1-1, i.e. the mounting portion 2 is detached from the base 1, enabling the mounting portion 2 to be detachably connected to the base 1.

When the mounting part 2 is mounted on the base 1, the bottom end of the wiring part 3 just abuts against the top end of the conducting layer 1-2, the end face of the bottom end of the wiring part 3 is an outer convex arc face 3-1, the end face of the top end of the conducting layer 1-2 is an inner concave arc face 1-3, and the two faces are just attached to each other.

The mounting part 2 and the wiring part 3 are vertically communicated to form a mounting hole 4, namely the mounting hole 4 is communicated with the top cover 2-1 and the connecting column 2-2, the bottom end of the mounting hole 4 is positioned at the central position of the bottom end of the wiring part 3, the wire 5 is led in from the mounting hole 4 of the top cover 2-1 and sequentially passes through the top cover 2-1, the connecting column 2-2 and the mounting hole 4 of the wiring part 3, and then passes through the wiring part 3 and the conducting layer 1-2, and the wire 5 is firmly pressed between the wiring part 3 and the conducting layer 1-2 because the end surface of the bottom end of the wiring part 3 and the end surface of the top end of the conducting layer 1-2 are respectively an outer convex arc surface 3-1 and an inner concave arc surface 1-3 which are attached to each other, and the wire 5 is communicated with a circuit of a PCB through the conducting layer 1-2.

It should be noted here that the end surface of the bottom end of the wire connecting portion 3 and the end surface of the top end of the conductive layer 1-2 are respectively an outer convex arc surface 3-1 and an inner concave arc surface 1-3, so that the wire 5 passing through the two can contact the conductive layer 1-2 in the largest area, and the conductive layer 1-2 and the wire 5 are prevented from being broken.

The wiring portion 3 is also of a columnar structure, a connecting hole 3-3 is formed in the center of the wiring portion 3, the connecting column 2-2 is sleeved in the connecting hole 3-3, the wiring portion 3 is sleeved on the outer wall of the connecting column 2-2, an internal thread is formed in the connecting hole 3-3, an external thread is formed in the outer peripheral wall of the connecting column 2-2, and the wiring portion 3 and the connecting column 2-2 are connected in a detachable mode in a threaded connection mode.

The peripheral wall of the wire connection part 3 is provided with a limiting thread 3-2 wound by the power supply wire 5, and the wire 5 coming out from the space between the wire connection part 3 and the conductive layer 1-2 extends and is wound on the limiting thread 3-2 of the peripheral wall of the wire connection part 3 finally, so that the wire 5 is convenient to fix.

The outer wall of the top end of each pressing sheet 2-3 is provided with an anti-slip groove 2-6 convenient for fingers to press, and the pressing sheets 2-3 are convenient to manually press, so that the two pressing sheets 2-3 are relatively deformed, and the pressing sheets 2-3 are separated from the mounting grooves 1-1.

The top surface of the top cover 2-1 is provided with a counter bore 2-7 communicated with the mounting hole 4, the electric wire 5 generally comprises an external insulating layer 5-1 and an internal conducting wire, the insulating layer 5-1 can penetrate into the counter bore 2-7, the conducting wire is inserted into the mounting hole 4, and the counter bore 2-7 is used for positioning the insulating layer 5-1, so that the whole electric wire 5 can be limited, and an operator can be prevented from touching the conducting wire.

While the above is directed to the preferred embodiment of the present invention, it is not intended that it be limited, except as by the appended claims. The present invention is not limited to the above embodiments, and the specific structure thereof allows for changes, all the changes made within the protection scope of the independent claims of the present invention are within the protection scope of the present invention.

Claims

1. The utility model provides a quick wiring structure, its characterized in that, it includes base (1), installation department (2) and wiring portion (3), base (1) is fixed in on the PCB board, it has a mounting groove (1-1) to open on base (1), mounting groove (1-1) bottom is equipped with conducting layer (1-2) with the circuit intercommunication of PCB board, installation department (2) can pull out to install in mounting groove (1-1) of base (1), wiring portion (3) detachably connects under installation department (2) and bottom tightly supports conducting layer (1-2), the terminal surface of wiring portion (3) bottom is evagination arc surface (3-1), the corresponding indent arc surface (1-3) that face that conducting layer (1-2) and wiring portion (3) bottom tightly supported, installation department (2) and wiring portion (3) are gone up, Link up down and form mounting hole (4), alternate electric wire (5) in mounting hole (4), mounting hole (4) bottom is located wiring portion (3) bottom central point and puts, electric wire (5) pass mounting hole (4) earlier, pass through between evagination arc surface (3-1) and indent arc surface (1-3), extend and twine to wiring portion (3) periphery wall at last.

2. A quick wiring structure according to claim 1, wherein: the mounting part (2) comprises a top cover (2-1), the center of the bottom of the top cover (2-1) is provided with a connecting column (2-2), the mounting hole (4) penetrates through the top cover (2-1) and the connecting column (2-2), pressing sheets (2-3) with elastic deformation are symmetrically arranged at the bottom of the top cover (2-1) and positioned at two sides of the connecting column (2-2), the top end of the pressing sheet (2-3) is integrated with the top cover (2-1), the outer wall of the bottom end is provided with a bulge (2-4), the inner wall of the mounting groove (1-1) is provided with a groove (2-5) which is clamped with the bulge (2-4), the bottom surfaces of the grooves (2-5) are obliquely arranged downwards, and the surfaces of the bulges (2-4) and the bottom surfaces of the grooves (2-5) are correspondingly obliquely arranged.

3. A quick wiring structure according to claim 2, characterized in that: the wiring part (3) is connected with the connecting column (2-2) in a threaded connection mode.

4. A quick wiring structure according to claim 3, characterized in that: the peripheral wall of the wire connection part (3) is provided with a limiting thread (3-2) wound by the power supply wire (5).

5. A quick wiring structure according to claim 2, characterized in that: the outer wall of the top end of the pressing sheet (2-3) is provided with an anti-slip groove (2-6) which is convenient for fingers to press.

6. A quick wiring structure according to claim 2, characterized in that: the top surface of the top cover (2-1) is provided with a counter bore (2-7) communicated with the mounting hole (4).