CN210517033U

CN210517033U - Input wiring terminal

Info

Publication number: CN210517033U
Application number: CN201921696051.7U
Authority: CN
Inventors: 李灿光; 刘涛; 余朝海
Original assignee: Guizhou Ruixin Technology Co ltd
Current assignee: Guizhou Ruixin Technology Co ltd
Priority date: 2019-10-11
Filing date: 2019-10-11
Publication date: 2020-05-12
Anticipated expiration: 2029-10-11

Abstract

The utility model provides an input connecting terminal, which comprises a shell, an insulating partition plate, a wiring port, a RTN wiring port, a first conducting strip and a second conducting strip; metal wire pressing frames with metal wire pressing plates and base meter screws are arranged in the wiring ports and the RTN wiring ports; the wire pressing plate is arranged in the wire pressing frame in parallel to the wire inlet direction; the base meter screw extends into the wiring port vertically from the front of the shell and is in threaded connection with the wire pressing frame in the RTN wiring port, and the front end of the base meter screw extends into the wire pressing frame and is connected with the wire pressing plate and can drive the wire pressing frame to move back and forth; a protective cover plate is arranged at the position right in front of the shell corresponding to the tail end of the screw of the base meter; the protective cover plate is arranged in front of the shell and covers the tail end of the screw at the front of the shell; one end of the protective cover plate is hinged in the front of the shell, and the other end of the protective cover plate is clamped in the shell through a protrusion arranged on the back of the protective cover plate. The utility model discloses the wiring is convenient, and the security is high, low in manufacturing cost.

Description

Input wiring terminal

Technical Field

The utility model relates to a binding post, concretely relates to input binding post.

Background

The input connecting terminal is mainly used for power input in a lightning protection power distribution unit in 5G base station construction. As shown in fig. 1, a conventional input connection terminal is provided, in which a connection port and an RTN connection port (return connection port) are both disposed on the left side of a housing, a screw for pressing a wire is screwed in from the right above the housing, and all the connection ports and the RTN connection ports are arranged in a line, the connection ports of the same group of incoming and outgoing lines are disposed adjacent to the RTN connection port, conductive plates connected to the connection ports and the RTN connection ports are disposed in parallel from left to right, and an insulating partition plate is further disposed between the two adjacent conductive plates; when wiring, the base meter screw needs to be screwed down from the right top of the shell to tightly press the wire, but after the lightning protection power distribution unit is installed in a cabinet of a base station, because the space of the cabinet is limited, after the rear end of the wiring terminal is inserted into the cabinet, the space right above and below the wiring terminal is very small, when wiring, the operation of screwing the base meter screw (especially the base meter screw close to the rear end of the shell) is extremely difficult, the wire cannot be tightly pressed well, and the wiring is very difficult; in addition, the tail end of the base meter screw in the existing structure is exposed, and after the wire is connected, electric shock is easily caused, so that the structure is very unsafe; in addition, the conducting strips arranged in parallel and the excessive insulating partition plates enable the front end of the wiring terminal to be thick, heavy and bulky, and the manufacturing cost is increased.

SUMMERY OF THE UTILITY MODEL

In view of the above, an object of the present invention is to provide an input connection terminal with convenient wiring, high safety and reduced manufacturing cost. The specific technical scheme is as follows:

an input wiring terminal comprises a shell, an insulating partition plate, a wiring port, an RTN wiring port, a first conducting plate and a second conducting plate; metal wire pressing frames with metal wire pressing plates and base meter screws are arranged in the wiring ports and the RTN wiring ports; the insulating partition plate is arranged behind the shell; the wiring port is two notches which are arranged at the front end of the left side surface of the shell in an up-down arrangement mode and are mutually separated; the RTN wiring port is two notches which are arranged at the rear end of the left side surface of the shell in an up-and-down arrangement mode and are mutually separated; the first conducting strips are two metal sheets which are arranged up and down and are positioned on the right side of the insulating partition plate, the first conducting strips correspond to the wiring ports one by one, and the front ends of the first conducting strips extend into the shell and are connected with the wire pressing frame in the wiring ports; the second conducting plate is two metal sheets which are arranged up and down and are positioned on the left side of the insulating partition plate, the second conducting plate corresponds to the RTN wiring port one by one, and the front end of the second conducting plate extends into the shell and is connected with a wire pressing frame in the RTN wiring port; the wire pressing plate is arranged in the wire pressing frame in parallel to the wire inlet direction; the base meter screw extends into the wiring port vertically from the front of the shell and is in threaded connection with the wire pressing frame in the RTN wiring port, and the front end of the base meter screw extends into the wire pressing frame and is connected with the wire pressing plate and can drive the wire pressing frame to move back and forth; a protective cover plate is arranged at the position right in front of the shell corresponding to the tail end of the screw of the base meter; the protective cover plate is arranged in front of the shell and covers the tail end of the screw at the front of the shell; one end of the protective cover plate is hinged in the front of the shell, and the other end of the protective cover plate is clamped in the shell through a protrusion arranged on the back of the protective cover plate.

Further, the utility model discloses a use with safe tubular circuit breaker collocation, because consider that safe tubular circuit breaker probably has the phenomenon of protective tube fusing in the use, so be equipped with the safe box of taking the protective tube on input terminal shell outer wall, the chamber door of safe box is established in its dead ahead.

Furthermore, the number of the safety tubes in the safety tube box is two.

Further, a fault indicator lamp is mounted within the housing. The fault indicator lamp is connected with the internal electrical element of the cabinet through a wire and used for indicating the running state of the internal electrical element of the cabinet, and a wire groove used for installing and connecting the wire is arranged in the shell. The tail end of the fault indicator lamp is arranged in the shell, and the head end of the fault indicator lamp extends out of the outside.

Furthermore, a pair of mounting buckles is respectively mounted on the upper side and the lower side of the rear end of the shell.

Further, the protrusion on the back of the protective cover plate is matched with the shell through a snap fit.

Further, the number of the protective cover plates is two, and the base meter screws right in front of the wiring ports and the base meter screws right in front of the RTN wiring ports are respectively covered.

The utility model discloses a wiring port is-48V wiring port, and RTN wiring port is-48 VRTN wiring port.

The accessible cross section of the wiring port and the RTN wiring port is 6-35mm²The lead of (2).

The utility model reduces the number of the insulating backing plates by adjusting the positions of the parts in the wiring terminal, effectively solves the problems of small space of the cabinet in the base station, difficult wiring and high manufacturing cost by adopting the mode of screwing the screws from the right front of the shell; and integrated fault indicator lamp and fuse box on the terminal, furthest has reduced the volume, has left bigger space for the user wiring, and the setting of protective cover plate has ensured the power consumption safety in addition.

Drawings

Fig. 1 is a schematic structural diagram of an input terminal in the prior art;

fig. 2 is a schematic structural diagram of an input connection terminal according to the present invention;

fig. 3 is a left side view of an input terminal of the present invention;

FIG. 4 is a cross-sectional view taken along A-A of FIG. 3;

fig. 5 is a right side view of an input terminal of the present invention;

shown in the figure: the device comprises a shell 1, a wiring port 2, a box door 3, a base meter screw 4, a safe box 5, an insulating partition plate 6, a conductive sheet I7, a conductive sheet II 8, a RTN wiring port 9, a protective cover plate 10, a fault indicator lamp 11, an installation buckle 12, a wire pressing frame 13 and a wire pressing plate 14.

Detailed Description

The principles and features of the present invention will be described in further detail below with reference to the accompanying drawings, wherein the examples are provided for illustration of the invention and are not intended to limit the scope of the invention.

As shown in fig. 2 to 5, the input connection terminal of the present invention includes a housing 1, an insulating partition 6, a connection port 2, an RTN connection port 9, a first conductive sheet 7, and a second conductive sheet 8; a metal wire pressing frame 13 with a metal wire pressing plate 14 and a base meter screw 4 is arranged in the wiring port 2 and the RTN wiring port 9; the insulating partition plate 6 is arranged behind the shell 1; the wiring port 2 is two notches which are arranged at the front end of the left side surface of the shell 1 and are mutually separated and arranged up and down; the RTN wiring port 9 is two mutually-separated and vertically-arranged notches arranged at the rear end of the left side surface of the shell 1; the first conducting strips 7 are two metal sheets which are arranged up and down and are positioned on the right side of the insulating partition plate 6, the first conducting strips 7 correspond to the wiring ports 2 one by one, and the front ends of the first conducting strips 7 extend into the shell 1 and are connected with wire pressing frames 13 in the wiring ports 2; the second conducting plate 8 is two metal sheets which are arranged up and down and are positioned on the left side of the insulating partition plate 6, the second conducting plates 8 correspond to the RTN wiring ports 9 one by one, and the front ends of the second conducting plates 8 extend into the shell 1 and are connected with a wire pressing frame 13 in the RTN wiring ports 9; the wire pressing plate 14 is arranged in the wire pressing frame 13 in parallel to the wire inlet direction; the base meter screw 4 vertically extends into the wiring port 2 and the RTN wiring port 9 from the front of the shell 1 and is in threaded connection with the wire pressing frame 13, and the front end of the base meter screw 4 extends into the wire pressing frame 13 and is connected with the wire pressing plate 14 and can drive the wire pressing frame 13 to move back and forth; a protective cover plate 10 is arranged at the position right in front of the shell 1 corresponding to the tail end of the base meter screw 4; the protective cover plate 10 is arranged in front of the shell 1 and covers the tail end of the screw 4 in front of the shell 1; one end of the protective cover plate 10 is hinged in the right front of the shell 1, and the other end is clamped in the shell through a bulge arranged on the back surface of the protective cover plate.

Further, the utility model discloses a cooperate the use with the safe tube type circuit breaker, because consider that the safe tube type circuit breaker probably has the phenomenon of protective tube fusing in the use, so be equipped with safe box 5 of taking the protective tube on input terminal shell 1 outer wall, safe box 5's chamber door 3 is established in its dead ahead.

Further, the number of the safe tubes in the safe box 5 is two.

Further, a malfunction indicator lamp 11 is installed inside the housing 1. The fault indicator lamp 11 is connected with an electrical component inside the cabinet through a wire and used for indicating the running state of the electrical component inside the cabinet, and a wire groove used for installing and connecting the wire is arranged in the shell 1. The tail end of the fault indicator light 11 is arranged in the shell 1, and the head end extends out of the outside.

Further, in order to facilitate the terminal card to be mounted on the cabinet, a pair of mounting hooks 12 are respectively mounted on the upper and lower sides of the rear end of the housing 1.

Further, the protrusion on the back of the protective cover plate 10 is snap-fitted with the housing.

Further, the number of the protective cover plates 10 is two and covers the screws 4 directly in front of the terminal ports 2 and the screws 2 directly in front of the RTN terminal ports 9, respectively.

The utility model discloses a wiring port 2 is-48V wiring port, and RTN wiring port 9 is-48 VRTN wiring port.

The accessible cross section of the wiring port 2 and the RTN wiring port 9 is 6-35mm²The lead of (2).

When the wiring terminal is used, the wiring terminal is inserted into a cabinet and clamped on the cabinet by using the mounting buckle 12 on the shell 1, and the first conducting plate 7 and the second conducting plate 8 are respectively connected with the corresponding bus bars by screws; two protective cover plates 10 in front of the shell 1 are opened, the lead is inserted into the wiring port 2 and the RTN wiring port 9, the base rice screw 4 is screwed down respectively, the protective cover plates 10 are covered, and wiring is completed.

The utility model adjusts the position of the wiring port on the basis of the existing wiring terminal, and arranges the wiring port 2 and the RTN wiring port 9 separately and intensively respectively, only the wires need to be intensively connected in the corresponding wiring port 2 or the RTN wiring port 9 during wiring, and the condition of reverse connection of the wiring can not occur; meanwhile, the position of the base meter screw 4 is adjusted to be screwed in from the front of the wiring terminal by screwing in the top of the wiring terminal, so that screwing is more convenient and easier, and screwing is also tighter (if the back end of the wiring terminal is aligned with the cabinet and clamped on the cabinet according to the screwing in mode of the existing wiring terminal, due to the limitation of the space of the cabinet above and below the wiring terminal, screwing by using a long common screw is definitely difficult to complete, screwing can only be performed by using a short common screw or a special-shaped L-shaped screw, screwing by using a short common screw is very labor-consuming, screwing can only be performed by a half-turn and a half-turn by using an L-shaped screw, and the efficiency is. In addition, the arrangement of the protective cover plate 10 can prevent electric shock and ensure the safety of power utilization.

The above embodiments are merely illustrative of the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the same, and not to limit the protection scope of the present invention.

Claims

1. An input wiring terminal comprises a shell, an insulating partition plate, a wiring port, an RTN wiring port, a first conducting plate and a second conducting plate; metal wire pressing frames with metal wire pressing plates and base meter screws are arranged in the wiring ports and the RTN wiring ports; the insulating partition plate is arranged behind the shell; the method is characterized in that: the wiring port is two notches which are arranged at the front end of the left side surface of the shell in an up-down arrangement mode and are mutually separated; the RTN wiring port is two notches which are arranged at the rear end of the left side surface of the shell in an up-and-down arrangement mode and are mutually separated; the first conducting strips are two metal sheets which are arranged up and down and are positioned on the right side of the insulating partition plate, the first conducting strips correspond to the wiring ports one by one, and the front ends of the first conducting strips extend into the shell and are connected with the wire pressing frame in the wiring ports; the second conducting plate is two metal sheets which are arranged up and down and are positioned on the left side of the insulating partition plate, the second conducting plate corresponds to the RTN wiring port one by one, and the front end of the second conducting plate extends into the shell and is connected with a wire pressing frame in the RTN wiring port; the wire pressing plate is arranged in the wire pressing frame in parallel to the wire inlet direction; the base meter screw extends into the wiring port vertically from the front of the shell and is in threaded connection with the wire pressing frame in the RTN wiring port, and the front end of the base meter screw extends into the wire pressing frame and is connected with the wire pressing plate and can drive the wire pressing frame to move back and forth; a protective cover plate is arranged at the position right in front of the shell corresponding to the tail end of the screw of the base meter; the protective cover plate is arranged in front of the shell and covers the tail end of the screw at the front of the shell; one end of the protective cover plate is hinged in the front of the shell, and the other end of the protective cover plate is clamped in the shell through a protrusion arranged on the back of the protective cover plate.

2. An input terminal according to claim 1, wherein: the outer wall of the shell is provided with a safe deposit box with a safe tube, and the box door of the safe deposit box is arranged right in front of the safe deposit box.

3. An input terminal according to claim 1, wherein: the number of the safety tubes in the safety tube box is two.

4. An input terminal according to claim 1, wherein: a fault indicator lamp is mounted within the housing.

5. An input terminal according to claim 1, wherein: a pair of mounting buckles are respectively arranged on the upper side and the lower side of the rear end of the shell.

6. An input terminal according to claim 1, wherein: the bulge on the back of the protective cover plate is matched with the shell through a buckle.

7. An input terminal according to any one of claims 1 to 6, wherein: the number of the protective cover plates is two, and the base meter screws in front of the wiring ports and the base meter screws in front of the RTN wiring ports are covered respectively.