CN220456790U - Screw type wiring terminal - Google Patents

Abstract

The utility model discloses a screw type wiring terminal, which comprises a terminal seat and a terminal strip seat formed by a plurality of terminal seats, wherein a terminal screw groove communicated with a bottom side conductive part is formed in the terminal seat; this screw formula binding post, through the setting of bolt seat on the terminal seat, can come with end line end pressure equipment between bolt seat and seat through the rotation of bolt seat in the terminal helicoidal groove, enclose the setting of ring and last enclosing the ring about the cooperation, not only can be spacing to it, also can increase its area of contact to a certain extent simultaneously, carry out fixed point pressure equipment to end line front end by the pressure seat when the pressure equipment simultaneously, further guarantee the stability of its pressure equipment, solved current device and be difficult to carry out the problem of the steady pressure equipment of corresponding end line according to the demand.

Description

Screw type wiring terminal

Technical Field

The utility model relates to the technical field of wiring terminals, in particular to a screw type 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. In addition to PCB board terminals, there are hardware terminals, nut terminals, spring terminals, etc. that are most widely used.

Through searching, in the application with the patent application number of CN202222127895.8, a screw type PCB wiring terminal is disclosed, which is provided with an external insulating material shell, wherein the bottom surface of the shell is provided with a plurality of welding pins, the side surface of the shell is provided with a wiring port, an external connecting wire is inserted into the wiring port for fixing, and a conductive metal sheet is arranged in the wiring port; above-mentioned application file guarantees pressure equipment and transmission effect through setting up corresponding screw pressure equipment, and the pressure equipment between current bolt and the terminal is extrusion formula pressure equipment, and easy not hard up after long-time pressure equipment like this can also be through enclosing the end line front end into a cyclic annular and guarantee pressure equipment stability in order to guarantee pressure equipment effect, but still limited with the area of contact between each subassembly, influences transmission effect.

Therefore, we propose a screw-type terminal.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a screw type wiring terminal, which solves the problem that the prior device is difficult to perform stable press fitting of corresponding end wires according to requirements.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the screw type wiring terminal comprises a terminal seat and a terminal strip seat formed by a plurality of terminal seats, wherein a terminal screw groove communicated with a bottom side conductive part is formed in the terminal seat, a bearing seat communicated with the terminal screw groove is arranged on the top side of the terminal seat, a lower surrounding ring is fixedly arranged on the top side of the bearing seat, and a screw seat is sleeved in the terminal seat through a terminal screw groove thread;

the bolt seat is formed by welding a nut and a stud, an upper enclosing ring opposite to the lower enclosing ring in position is fixedly arranged on the bottom surface of the nut, and an end wire is pressed between the upper enclosing ring and the lower enclosing ring.

Preferably, the upper surrounding ring and the lower surrounding ring are three-quarter annular plates.

Preferably, the bottom surface of the nut is fixedly provided with a pressing seat positioned at the front side of the upper surrounding ring, and the bottom surface of the pressing seat is tightly pressed on the end line.

Preferably, the top of the terminal seat is provided with an annular groove which is matched with the specification of the bearing seat.

Preferably, the heights of the lower surrounding ring and the upper surrounding ring are the same as the diameters of the end wires.

Preferably, the end wire end between the bolt seat and the terminal seat is in annular press fit.

The utility model provides a screw type wiring terminal. The beneficial effects are as follows:

this screw formula binding post, through the setting of bolt seat on the terminal seat, can come with end line end pressure equipment between bolt seat and seat through the rotation of bolt seat in the terminal helicoidal groove, enclose the setting of ring and last enclosing the ring about the cooperation, not only can be spacing to it, also can increase its area of contact to a certain extent simultaneously, carry out fixed point pressure equipment to end line front end by the pressure seat when the pressure equipment simultaneously, further guarantee the stability of its pressure equipment, solved current device and be difficult to carry out the problem of the steady pressure equipment of corresponding end line according to the demand.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a terminal block according to the present utility model;

FIG. 3 is a schematic view of the top side of the present utility model;

fig. 4 is a schematic structural view of the bolt seat of the present utility model.

In the figure: 1. a terminal base; 2. a bolt seat; 21. a screw cap; 22. a stud; 23. an upper surrounding ring; 24. pressing a base; 3. a terminal screw groove; 4. a socket; 5. and a lower surrounding ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the embodiment of the present utility model provides a technical solution: the screw type wiring terminal comprises a terminal seat 1 and a terminal strip seat formed by a plurality of terminal seats 1, wherein a terminal screw groove 3 communicated with a bottom side conductive part is formed in the terminal seat 1, a bearing seat 4 communicated with the terminal screw groove 3 is assembled on the top side of the terminal seat 1, a lower surrounding ring 5 is fixedly arranged on the top side of the bearing seat 4, and a bolt seat 2 is sleeved in the terminal seat 1 through the terminal screw groove 3 in a threaded manner;

the bolt seat 2 is formed by welding a screw cap 21 and a screw bolt 22, an upper enclosing ring 23 opposite to the lower enclosing ring 5 is fixedly arranged on the bottom surface of the screw cap 21, and an end wire is pressed between the upper enclosing ring 23 and the lower enclosing ring 5;

in this embodiment, it needs to be supplemented that, this screw-type binding post, through the setting of bolt seat 2 on the terminal seat 1, can come the end line end pressure equipment between bolt seat 2 and receiving seat 4 through the rotation of bolt seat 2 in terminal helicoidal groove 3, enclose the setting of ring 5 and last enclosing ring 23 about the cooperation, not only can carry out spacing to it, also can increase its area of contact to a certain extent simultaneously, carry out fixed point pressure equipment to the end line front end by pressure seat 24 simultaneously when pressure equipment, further guarantee the stability of its pressure equipment, solved current device and be difficult to carry out the problem of corresponding end line steady pressure equipment according to the demand.

In this embodiment, it should be noted that the upper ring 23 and the lower ring 5 are three-quarter ring plates.

In this embodiment, it should be noted that the pressing seat 24 located at the front side of the upper ring 23 is fixedly mounted on the bottom surface of the nut 21, and the bottom surface of the pressing seat 24 is pressed against the end line.

In this embodiment, it should be noted that an annular groove adapted to the standard of the socket 4 is formed at the top of the terminal base 1.

In this embodiment, the heights of the lower and upper rings 5 and 23 are the same as the diameters of the end wires.

In this embodiment, it should be noted that the end wire end between the bolt seat 2 and the terminal seat 1 is press-fitted in a ring shape.

The working principle and the using flow of the utility model are as follows: when the device is required to work, the front end of the end wire is finished into a ring shape in advance, the front end of the end wire is sleeved on the inner sides of the upper ring 5 and the lower ring 5 of the bearing seat 4, then the bolt seat 2 is sleeved on the inner side of the terminal screw groove 3 in a threaded manner, and the upper ring 23 and the pressing seat 24 on the bottom side of the bolt seat 2 are pressed on the outer side of the end wire through rotation of the bolt seat 2, so that the stability is ensured while the transmission effect is ensured.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (6)

1. A screw type wiring terminal comprises a terminal block (1) and a terminal strip block composed of a plurality of terminal blocks (1); the method is characterized in that: a terminal screw groove (3) communicated with the bottom side conductive part is formed in the terminal seat (1), a bearing seat (4) communicated with the terminal screw groove (3) is assembled on the top side of the terminal seat (1), a lower surrounding ring (5) is fixedly arranged on the top side of the bearing seat (4), and a bolt seat (2) is sleeved in the terminal seat (1) through the terminal screw groove (3) in a threaded manner;

the bolt seat (2) is formed by welding a nut (21) and a stud (22), an upper enclosing ring (23) opposite to the lower enclosing ring (5) in position is fixedly installed on the bottom surface of the nut (21), and an end wire is pressed between the upper enclosing ring (23) and the lower enclosing ring (5).

2. A screw terminal according to claim 1, wherein: the upper surrounding ring (23) and the lower surrounding ring (5) are three-quarter annular plates.

3. A screw terminal according to claim 1, wherein: the bottom surface of the nut (21) is fixedly provided with a pressing seat (24) positioned at the front side of the upper surrounding ring (23), and the bottom surface of the pressing seat (24) is tightly pressed on the end line.

4. A screw terminal according to claim 1, wherein: an annular groove matched with the specification of the bearing seat (4) is formed in the top of the terminal seat (1).

5. A screw terminal according to claim 1, wherein: the heights of the lower surrounding ring (5) and the upper surrounding ring (23) are the same as the diameters of the end wires.

6. A screw terminal according to claim 1, wherein: the end wire end between the bolt seat (2) and the terminal seat (1) is in annular press fit.