CN213636481U

CN213636481U - Power line wiring terminal

Info

Publication number: CN213636481U
Application number: CN202022486315.5U
Authority: CN
Inventors: 周中良; 应佩良; 刘爽
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-02
Filing date: 2020-11-02
Publication date: 2021-07-06
Anticipated expiration: 2030-11-02

Abstract

The utility model relates to an electrical equipment field, especially a power cord binding post is connected with the power cord electricity, including the casing, its characterized in that: the end part of the shell is provided with a clamping body, the clamping body comprises an upper clamping body and a lower clamping body movably buckled with the upper clamping body, and a power line on the outer side of the shell is clamped by a clamping groove formed by the upper clamping body and the lower clamping body in a surrounding mode. The utility model discloses a power cord binding post even the power cord receives the outside pulling force effect, the power cord takes place the pine to take off, contact failure problem from binding post yet not easily.

Description

Power line wiring terminal

Technical Field

The utility model relates to an electrical equipment field, especially a power cord binding post.

Background

The existing home decoration and household electrical equipment can use a power line connected with a mains supply, and a process of cutting off and then electrically connecting again is inevitable in the laying process of the power line. Even a power supply line that has been laid out may fail over a long period of natural aging, require re-connection for maintenance, and the like. Therefore, it is inevitable to form an electrical connection between the two power supply lines. In general decoration occasions, a worker directly strips two power lines from skins, directly winds the power lines with bare wires and then binds the power lines with waterproof adhesive tapes. In electrical equipment, in order to improve process efficiency, a special coupling element is arranged to quickly connect two power lines. In both decoration occasions and electrical equipment, the two power lines are electrically connected with each other, and inevitably can be under the action of external pulling force, and under the action of the external pulling force, the two power lines are likely to break at the position of the electrical connector, so that the risk of electric leakage exists.

SUMMERY OF THE UTILITY MODEL

The utility model aims to reach the purpose just provide a power cord binding post, even this power cord binding post receives outside pulling force effect, the power cord takes place the pine to take off, contact failure's problem from binding post not easily yet.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a power cord binding post, is connected with the power cord electricity, includes the casing, its characterized in that: the end part of the shell is provided with a clamping body, the clamping body comprises an upper clamping body and a lower clamping body movably buckled with the upper clamping body, and a power line on the outer side of the shell is clamped by a clamping groove formed by the upper clamping body and the lower clamping body in a surrounding mode.

Furthermore, the clamping groove is internally provided with a convex tooth, and when the power line is clamped, the convex tooth clamps the wire skin of the power line.

Further, the upper clamping body and the lower clamping body are fixed into a whole through a buckle;

or the upper clamping body and the lower clamping body are integrally formed, and the upper clamping body and the lower clamping body are hinged and connected through a thin wall, wherein the upper clamping body can be overturned relative to the lower clamping body at the hinged position.

Further, the upper clamping body or the lower clamping body is integrally formed with the housing.

Further, the shell comprises an upper shell and a lower shell, the lower clamping body and the lower shell are integrally formed, and/or the upper clamping body and the upper shell are integrally formed.

Furthermore, the connecting terminal comprises an input end and at least one output end, wherein the end parts of the shell body positioned at the input end and the output end are respectively provided with a clamping body.

Furthermore, the shell is in a strip shape or a bent shape.

Furthermore, the tip of power cord is provided with the bayonet joint, be provided with the three contact pin of being connected with live wire, zero line, ground wire respectively on the bayonet joint, the contact pin can be connected with binding post plug along with the bayonet joint, wherein, be provided with the foolproof structure that prevents the contact pin and adorn conversely between bayonet joint and the casing.

Furthermore, prevent slow-witted structure including the constant head tank with insert the location arch in the constant head tank, bayonet joint and casing are provided with the constant head tank on one of them, are provided with corresponding location arch on the other.

Furthermore, binding post still includes reed, clamp shell fragment and the movable rod of being connected with the clamp shell fragment, reed and clamp shell fragment are installed in the casing, and the movable rod stretches out the casing, the movable rod drives clamp shell fragment deformation to make the clamp shell fragment press from both sides the conductor of reed and power cord tip tightly integrative, and release the conductor and the reed of power cord tip, so that the power cord can be followed the casing and extracted.

After the technical scheme is adopted, because the shell end part of the wiring terminal is provided with the clamping body, the clamping body comprises the upper clamping body and the lower clamping body movably buckled with the upper clamping body, and the power line outside the shell is clamped by the clamping groove formed by enclosing the upper clamping body and the lower clamping body. Therefore, the power line can be firmly fixed on the wiring terminal, and the problems of looseness and poor contact between the power line and the wiring terminal can be prevented. Simultaneously, even the power cord receives the effect of outside pulling force, the clamp body is owing to press from both sides the power cord tightly, can prevent that the power cord from receiving outside pulling force effect and taking place the problem that drops from binding post, the effectual electric connection of protecting power cord and binding post. The intensity and the reliability of being connected of power cord and binding post have been promoted greatly, also great reduction the emergence of electric leakage and electric shock risk.

Drawings

The present invention will be further explained with reference to the accompanying drawings:

fig. 1 is a schematic structural diagram of a first embodiment of the present invention;

fig. 2 is an exploded view of the terminal of fig. 1;

fig. 3 is a schematic structural diagram of a second embodiment of the present invention.

Detailed Description

The first embodiment is as follows:

as shown in fig. 1 and fig. 2, the structure of the first embodiment of the present invention is schematically illustrated. The utility model provides a power cord binding post, is connected with power cord 1 electricity, includes casing 2, installs reed 4 and clamp shell fragment 5 in casing 2 and the movable rod 6 of being connected with clamp shell fragment 5, the tip of movable rod 6 stretches out the casing 2 outside. The shell 2 comprises an upper shell 21 and a lower shell 22 which are integrally buckled, and the spring plate 4 and the clamping spring plate 5 are sealed in a cavity which is enclosed by the upper shell 21 and the lower shell 22. And the end of the shell 2 is provided with a clamping body 3, the clamping body 3 comprises an upper clamping body 31 and a lower clamping body 32 movably buckled with the upper clamping body 31, and the lower clamping body 32 and the lower shell 22 are integrally formed. The upper clamping body 31 is hinged with the lower clamping body 32 through a thin wall 33, the upper clamping body 31 can be turned over relative to the lower clamping body 32 at the hinged position, and the upper clamping body 31 and the lower clamping body 32 are fixed in a snap fit mode on the side far away from the hinged position.

In this embodiment, a plug 11 is disposed at an end of the power line 1, three pins 12 respectively connected to the live wire, the neutral wire and the ground wire are integrally formed on the plug 11, a mounting hole 20 is disposed on the lower casing 22, and the pins 12 can be inserted into the mounting hole 20 to electrically connect the power line 1 and the connection terminal. In this embodiment, the movable rod 6 can drive the clip spring 5 to deform, and when the contact pin 12 is inserted into the mounting hole 20, the movable rod 6 is operated, so that the clip spring 5 can clamp the spring 4 and the contact pin 12 into a whole. At the same time, the upper clamp body 31 is movably engaged with the lower clamp body 32, so that the power cord 1 can be clamped in the clamping groove 30 formed by the upper clamp body 31 and the lower clamp body 32. When the power cord 1 needs to be pulled down, the upper clamping body 31 can be firstly separated from the lower clamping body 32, so that the power cord 1 outside the contact pin 12 is loosened, then the movable rod 6 is reversely pulled, so that the clamp spring 5 releases the spring 4 and the contact pin 12, and at the moment, a user can easily pull down the power cord 1 from the wiring terminal.

In the present embodiment, a plurality of convex teeth 34 are disposed in the clamping groove 30, wherein the convex teeth 34 are used for clamping the power cord 1 on the cord skin of the power cord 1 when the power cord 1 is clamped, so that the power cord 1 is firmly clamped in the clamping groove 30. In addition, in this embodiment, the plug 11 is further provided with a positioning protrusion 110, the lower housing 22 is provided with a corresponding positioning groove 220, and when the power cord 1 is correctly inserted into the connection terminal, the positioning protrusion 110 can be inserted into the positioning groove 220, so as to prevent the reverse installation of the contact pin 12. Therefore, in the present embodiment, the positioning protrusion 110 and the positioning groove 220 form a fool-proof structure for preventing the reverse installation of the pin 12.

For the embodiment, as the end part of the shell of the connecting terminal is provided with the clamping body, the clamping body comprises the upper clamping body and the lower clamping body movably buckled with the upper clamping body, and the power line outside the shell is clamped by the clamping groove formed by the upper clamping body and the lower clamping body in a surrounding manner. Therefore, the power line can be firmly fixed on the wiring terminal, and the problems of looseness and poor contact between the power line and the wiring terminal can be prevented. Simultaneously, even the power cord receives the effect of outside pulling force, the clamp body is owing to press from both sides the power cord tightly, can prevent that the power cord from receiving outside pulling force effect and taking place the problem that drops from binding post, the effectual electric connection of protecting power cord and binding post. In addition, in this embodiment, a clip spring plate capable of clamping the contact pin and the spring plate is further disposed in the terminal, so that the clip spring plate and the clamping body form a dual clamping structure for the power line. The intensity and the reliability of being connected of power cord and binding post have been promoted greatly, also great reduction the emergence of electric leakage and electric shock risk. In addition, the binding post of this embodiment, when the user needs get the power cord by oneself, also very easy operation to, the user can be according to the use occasion self-replacement power cord, has promoted binding post's use occasion greatly.

Note that, in the present embodiment, the connection terminal is used to electrically connect two power supply lines. Therefore, the connecting terminal is provided with an input end and an output end, and the shell of the connecting terminal is strip-shaped. Of course, the terminal in this embodiment may be a general electrical connector or electrical connector without a clamping power line end conductor, and in this case, the clamping body plays a main role of fixing the power line and the terminal. For the present embodiment, the housing of the terminal may also be an integral structure, and in this case, the upper clamping body or the lower clamping body may be integrally formed with the housing. In this embodiment, the lower clamp body is integrally formed with the lower clamp body, and the upper clamp body is integrally formed with the lower clamp body in a thin-walled hinged manner. Of course, for this embodiment, the upper clamping body may be formed integrally with the upper housing, so as to form a structure in which the upper clamping body and the lower clamping body, and the upper housing and the lower housing are separated, and at this time, the upper clamping body and the lower clamping body, and the upper housing and the lower housing may be fastened together by means of fastening, so as to clamp and fix the power line.

It should also be pointed out that in this embodiment, be provided with the fool-proof structure that prevents the reverse installation of contact pin between bayonet joint and the casing, certainly, fool-proof structure is not limited to the disclosed scheme of this embodiment, can also have a lot of deformations, for example, the location arch sets up on the casing, and the constant head tank sets up on the bayonet joint.

In addition, in this embodiment, the movable rods and the clip elastic pieces are respectively provided with three movable rods, and the three movable rods respectively drive the different clip elastic pieces to clamp three different pins. And the end parts of the three movable rods are also sleeved with integrally formed movable caps, and the movable caps can be pulled off to drive the three movable rods to act simultaneously at one time, so that the clamping elastic sheets clamp the power line and release the power line. Meanwhile, in this embodiment, when the clip spring clips the pin and the spring, the movable cap is pressed on the plug so that the plug is pressed on the lower housing, wherein the movable cap and the lower housing also have a function of clipping the power line. Therefore, with the terminal of the present embodiment, the power supply line has triple clamping fixation.

Example two:

fig. 3 is a schematic structural diagram of a second embodiment of the present invention. The difference between the present embodiment and the first embodiment is: in this embodiment, the connection terminal is used to connect two power lines 1 at the corner, and the corresponding connection terminal housing 2 is bent. The clamp bodies 3 are provided at both ends of the bent housing 2, respectively, and are integrally formed with the housing 2.

The present embodiment has the same advantageous effects as the embodiments, and the description thereof is omitted here. It should be noted that in the present embodiment, the connection terminal is not limited to only one input terminal and one output terminal. Of course, the connection terminal in this embodiment may have a plurality of output ends, and at this time, the housing may be cross-shaped, t-shaped, tree-shaped, or fan-shaped, and the like, and similarly, when there are a plurality of output ends, the plurality of output ends of the housing may be all provided with the integrally formed clamping bodies for clamping and fixing different power lines.

It will be appreciated by those skilled in the art that the present invention includes, but is not limited to, those illustrated in the drawings and described in the detailed description above. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.

Claims

1. The utility model provides a power cord binding post, is connected with the power cord electricity, includes the casing, its characterized in that: the end part of the shell is provided with a clamping body, the clamping body comprises an upper clamping body and a lower clamping body movably buckled with the upper clamping body, and a power line on the outer side of the shell is clamped by a clamping groove formed by the upper clamping body and the lower clamping body in a surrounding mode.

2. The power line terminal as claimed in claim 1, wherein: and the convex teeth are arranged in the clamping grooves, and when the power line is clamped, the convex teeth clamp the wire skin of the power line.

3. The power line terminal as claimed in claim 1, wherein: the upper clamping body and the lower clamping body are fixed into a whole through a buckle;

4. The power line terminal as claimed in claim 1, wherein: the upper clamping body or the lower clamping body is integrally formed with the shell.

5. The power line terminal as claimed in claim 1, wherein: the shell comprises an upper shell and a lower shell, wherein the lower clamping body and the lower shell are integrally formed, and/or the upper clamping body and the upper shell are integrally formed.

6. The power line terminal as claimed in claim 1, wherein: the wiring terminal comprises an input end and at least one output end, wherein the end parts of the shells positioned at the input end and the output end are respectively provided with a clamping body.

7. The power line terminal as claimed in claim 1, wherein: the shell is in a strip shape or a bent shape.

8. The power line terminal as claimed in claim 1, wherein: the end of the power line is provided with a plug, the plug is provided with three contact pins respectively connected with the live wire, the zero line and the ground wire, the contact pins can be plugged and connected with the wiring terminal along with the plug, and a foolproof structure for preventing the contact pins from being reversely arranged is arranged between the plug and the shell.

9. The power line terminal as claimed in claim 8, wherein: the fool-proof structure comprises a positioning groove and a positioning bulge inserted into the positioning groove, one of the plug connector and the shell is provided with the positioning groove, and the other one of the plug connector and the shell is provided with the corresponding positioning bulge.

10. The power line terminal as claimed in claim 1, wherein: the wiring terminal further comprises a reed, a clamping elastic sheet and a movable rod connected with the clamping elastic sheet, wherein the reed and the clamping elastic sheet are installed in the shell, the movable rod extends out of the shell, the movable rod drives the clamping elastic sheet to deform, so that the clamping elastic sheet clamps the reed and a conductor at the end part of the power cord into a whole, and the conductor and the reed at the end part of the power cord are released, so that the power cord can be pulled out of the shell.