CN214153336U - Structure of coupler plug - Google Patents

Abstract

The utility model relates to a coupler input utensil specifically discloses structure of coupler plug, including the plug body that can insert the socket, the plug body includes casing and two at least bolts with the casing rigid coupling, the bolt all including the terminal part that is used for connecting power line and with terminal part one end rigid coupling and be used for inserting the contact site of socket, the terminal part include with the flat head of contact site one end rigid coupling and with the chuck that is used for the double-layered line connection of flat head free end rigid coupling, be equipped with the through-hole on the flat head, the casing is a box-shaped object that is equipped with the opening and is used for fixed bolt, the socket can be inserted to the opening, flat head exposes casing surface, through the chuck on the bolt and the through-hole of flat head, makes bolt, power line and casing triplex closely fixed, has solved the unstable problem of coupler connection.

Description

Structure of coupler plug

Technical Field

The application relates to the field of coupler input appliances, and particularly discloses a structure of a coupler plug.

Background

At present, people's standard of living has improved, domestic appliance's kind is also more and more, and the coupler plays irreplaceable position wherein, the coupler includes socket and plug, plug and socket can mutually insert mutually and mutually support, the plug mainly comprises several parts such as casing, the metal bolt, plug bush and set screw, current supply socket's metal bolt is bent by a solid cylinder punching press usually and is formed, one end is the contact site, the other end is the terminal part, insulating housing parcel and fixed bolt are used for connecting with electrical apparatus and power, the bolt need be through welding or the mode connection power cord that the plug pressed during interconnecting link, the power cord of this connected mode takes place easily after using for a long time and drops, and bolt and casing are through simple the connection of inlaying grafting, fixed effect is unstable.

Disclosure of Invention

The utility model aims to solve the unstable problem of traditional coupler plug connected mode.

In order to achieve the above object, the utility model discloses a basic scheme provides the structure of coupler plug, including the coupler plug that can insert the socket, the coupler plug includes casing and two at least bolts with the casing rigid coupling, the bolt all including be used for connecting power line terminal part and with terminal part one end rigid coupling and be used for inserting the contact site of socket, the terminal part include with the flat head of contact site one end rigid coupling and with the chuck that is used for the clamp wire connection of flat head free end rigid coupling, be equipped with the through-hole in the flat head, the casing is a box-shaped object that is equipped with the opening and is used for fixing bolt, the socket can be inserted to the opening, flat head exposes casing surface.

The principle and effect of this basic scheme lie in:

1. the clamping head is arranged at one end of the terminal part, so that a power line can be connected through the clamping head during connection, the power line can be welded on the clamping head, and the clamping head can prevent the connection line from loosening after being used for a long time to cause potential safety hazards.

2. The through hole on the flat head part can be integrally formed with the shell, and the material for manufacturing the shell can enter the through hole, so that the shell and the bolt are more firmly combined into a whole.

3. Bolt, power cord and casing combine together effectively, and fixed connection between bolt and the casing is difficult for taking place the condition that bolt and power cord drop in the use, increases life, reduces the emergence of trouble.

Compared with the prior art, the utility model provides a bolt is solid metal and inlays casing integrated into one piece, and the terminal part comes to guide and fix the power cord through being equipped with the chuck, prevents mixed and disorderly winding between the power cord, and flat head portion is opened there are one or more through-holes, can lie in when casing shaping, and fused casing can get into the through-hole and make the combination between casing and the bolt more firm, and the bolt can be bent when the shaping, can use the different bolt of the angle of buckling according to the different situation, and the practicality is higher, and is more simple and convenient in industrial processing.

Further, the flat head comprises a bending section fixedly connected with the contact part and a straight section fixedly connected with the bending section, the free end of the straight section is fixedly connected with the chuck, and a through groove is formed in the surface of the bending section. Need process for different angles when processing the bolt, set up the section of bending and be convenient for crooked, establish logical groove on the section of bending and prevent to add the section fracture of bending man-hour.

Further, the chuck is dentate. The structure can be used for fixing power lines with different thicknesses, and the toothed chuck can be provided with different included angles to prevent the power lines from being clamped too tightly to damage the power lines.

Further, the contact part is a solid metal cylinder and the free end is arc-shaped. After the solid metal column is inserted, the contact is more complete, the power supply is ensured, and the arc-shaped head is more labor-saving in inserting and pulling out.

Furthermore, three bolts are arranged in the shell and are respectively connected with the zero line, the live line and the ground wire. And a plug pin can be connected with the ground wire, so that electric shock is avoided, and the safety is improved.

Further, the pins connected with the ground wire are longer than the rest pins. The bolt of earth connection links to each other with ground before other bolts communicate, takes place to electrocute when avoiding the power consumption, and the security is higher.

Further, the housing is made of a plastic material. The plastic insulating property is good, and the security is high, can be as an organic whole with the bolt shaping after the heating, easily shaping.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic view showing a plug pin of a structure of a coupler plug proposed in an embodiment of the present application;

fig. 2 shows a side view of the structure of a coupler plug proposed by an embodiment of the present application;

fig. 3 is a sectional view showing a structure of a coupler plug proposed by an embodiment of the present application.

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined objects, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.

Reference numerals in the drawings of the specification include: terminal portion 1, contact portion 2, flat head portion 3, chuck 4, through-hole 5, logical groove 6, casing 7.

The structure of the coupler plug is shown in fig. 1. The bolt is integrally formed by punching a cylindrical metal wire, the bolt is bent into a contact part 2 and a terminal part 1 which are mutually vertical, the terminal part 1 is respectively provided with a flat head part 3 with one end and two clamping heads 4 from left to right, each clamping head 4 comprises two opposite toothed clamping pieces, a certain included angle is formed between the clamping pieces, the included angle between the two clamping pieces on the clamping head 4 on the right is larger than the included angle between the two clamping pieces on the clamping head 4 on the right, a through hole 5 is formed on the flat head part 3, when the plastic shell 7 is integrally formed, plastic can circulate through the through hole 5, the bolt can be firmly fixed on the plastic shell 7 by filling the through hole 5, a bending section is arranged at the joint of the flat head part 3 and the contact part 2, the bending section is bent into an arc shape, a through groove 6 is formed on the bending section, and when the bolt needs to be bent in the forming process, the bolt is not easy to break in the bending process after the groove 6 is opened, the right of the section of bending is integrated into one piece's straight section, and through-hole 5 on flat head 3 is opened on straight section, and contact site 2 is a solid metal cylinder, and the bottom of contact site 2 is the arc, adopts solid contact site 2 can the full connection, and the socket is inserted easily to the arc head, conveniently inserts and takes out, also more laborsaving.

As shown in fig. 2 and 3, the plastic housing 7 has a box-shaped structure with an opening at the bottom, the plug is inserted into the plastic housing 7 to be integrally formed, two metal plugs are arranged in the housing 7, the contact portion 2 of the plug is perpendicular to the top of the housing 7, the contact portion 2 is downward and can be connected with a socket, the right end portion of the terminal portion 1 of the plug is exposed out of the housing 7, and the chuck 4 is located outside the housing 7.

Certainly, more than two metal pins can be arranged in the shell 7 and can be respectively connected with the zero line, the live line and the ground line, the contact part 2 of the pin connected with the ground line is longer than the contact parts 2 of the other pins, and the contact part 2 of the ground line is required to be firstly connected with the socket, so that the electric shock phenomenon is avoided.

Compared with the prior art, solid metal bolt inlays plastic casing 7 integrated into one piece, the through-hole 5 of the flat head of cotter 3 can make the plastic that constitutes casing 7 get into in the forming process, thereby be in the same place casing 7 and bolt firm connection, through opening logical groove 6 at the section of bending, when the different bolt of the angle of bending needs processing, logical groove 6 can avoid the metal fracture, the waste of material has taken place, columniform contact site 2 fully switches on after inserting the socket, the unstable condition of power can not take place, the arc head conveniently inserts and takes out, chuck 4 of terminal part 1 can guide and fix the power cord, chuck 4 forms different contained angles, the power cord has been avoided suffering excessive extrusion, also can fully contact after connecting the power cord.

In the implementation process of the embodiment, technicians can bend the bolt into different angles according to the application occasions of the bolt when processing the bolt, the bending section needs to be provided with a through groove 6 to avoid fracture during bending, the flat head 3 can be provided with a through hole 5, at the in-process with this integrated into one piece of plastic, the plastic can flow into through-hole 5 makes to be connected more firmly, the trompil can not be too much, the too much intensity that can influence work piece itself of trompil, 4 some exposure casings 7 of chuck after the shaping, the power cord is gone into through chuck 4, chuck 4 can guide and fix the power cord, connect zero line and live wire respectively, add the bolt of a connection ground wire, 2 contact site 2 that need grow all the other bolts of bolt contact site of connection ground wire, it is the ground wire to guarantee that preferential circular telegram, bolt metal material is copper, electrically conductive effect is better, technical staff need be to be leakage detection to whole.

Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (7)

1. The structure of the coupler plug is characterized by comprising a plug body capable of being inserted into a socket, wherein the plug body comprises a shell and at least two plug pins fixedly connected with the shell, each plug pin comprises a terminal part for connecting a power line and a contact part fixedly connected with one end of the terminal part and used for being inserted into the socket, the terminal part comprises a flat head part fixedly connected with one end of the contact part and a chuck fixedly connected with the free end of the flat head part and used for clamping the wire, and the flat head part is provided with a through hole;

the shell is a box-shaped object which is provided with an opening and used for fixing the bolt, the opening can be inserted into the socket, and the flat head part is exposed out of the surface of the shell.

2. The structure of the coupler plug according to claim 1, wherein the flat head portion includes a bent section fixedly connected to the contact portion and a straight section fixedly connected to the bent section, a free end of the straight section is fixedly connected to the chuck, and a through groove is formed in a surface of the bent section.

3. The structure of a coupler plug of claim 1, wherein the collets are toothed.

4. The structure of a coupler plug of claim 1, wherein the contact portion is a solid metal cylinder and the free end is rounded.

5. A coupler plug construction according to claim 1, wherein three pins are provided in said housing, said pins being connected to neutral, live and earth wires respectively.

6. A coupler plug construction according to claim 5, wherein the pins connecting ground are longer than the remaining pins.

7. The structure of a coupler plug according to claim 1, wherein the housing is made of a plastic material.

Images