CN208489409U

CN208489409U - A kind of plug for electric energy meter RS485 communication

Info

Publication number: CN208489409U
Application number: CN201821384268.XU
Authority: CN
Inventors: 左黎斌; 何傲; 王昕�; 沈鑫
Original assignee: Electric Power Research Institute of Yunnan Power System Ltd
Current assignee: Electric Power Research Institute of Yunnan Power System Ltd
Priority date: 2018-08-27
Filing date: 2018-08-27
Publication date: 2019-02-12
Anticipated expiration: 2028-08-27

Abstract

The present application discloses a plug for RS485 communication of an electric energy meter. Two communication cables are passed through the two cylindrical channels, and then the stripping assembly is pushed upwards. Since the tops of the protrusions are all pointed Therefore, the protrusion pierces the wire sheath of the communication cable, so that the wire core of the communication cable is connected to the base. Compared with the prior art, the plug for the RS485 communication of the electric energy meter provided by the present application has the following beneficial effects: compared with the traditional communication cable directly connected to the bare terminal of the electric energy electric energy meter, it can reduce the damage of the electric energy meter terminal and the inconvenience of cable crimping. It reduces the impact on the energy collection of the electric energy meter caused by the stability of the electric energy collection terminal; reduces the probability of touching other connectors during the process of unplugging and inserting the communication cable when the electric energy collection terminal is replaced; compared with the RJ11 interface and the RJ45 interface, this plug simplifies the communication cable head The production process is easier to install and improve the efficiency of on-site work.

Description

A kind of plug for electric energy meter RS485 communication

Technical field

This application involves communication interface field more particularly to a kind of plugs for electric energy meter RS485 communication.

Background technique

Electrical energy meter electricity energy acquisition is completed by RSRS485 communication, from the communication module of electric energy meter come out after RS485 communication is established to two communication cables are needed between electric energy acquisition terminal.

Existing electric energy meter is largely two terminals directly connect two communication cables in electric energy meter RS485 communication interface On, terminal loosens or damage will cause generated energy acquisition failure, directly contributes electricity clearing economic loss.

In addition, small part electric energy meter is to carry out RS485 communication by RJ11 interface or RJ45 interface, with both interfaces It has to crimp with dedicated Crimping Pliers that RS485 communication could be established, works at the scene middle with inconvenient.

Utility model content

This application provides a kind of plugs for electric energy meter RS485 communication, to solve existing directly to connect communication cable On two terminals of electric energy meter RS485 communication interface, terminal loosens or damage will cause generated energy acquisition failure, directly contributes electricity Amount clearing economic loss；And connect communication cable on RJ11 interface or RJ45 interface with dedicated Crimping Pliers, so that existing With inconvenient problem in the work of field.

This application provides a kind of plugs for electric energy meter RS communication, comprising: the plug casing is hollow structure；

One end of the plug casing is closed end, and the other end is open end；It is logical that threading is provided in the plug casing Road, the threading channel and the plug casing are integrally formed；

Described to buckle the upper surface for being set to the plug casing, the buckle is located at the upper of the plug casing closed end Side；

The plug casing closed end and the threading interchannel are provided with fixing piece；

The fixing piece is fixed in the plug casing；

The fixing piece is hollow structure；

The face of the fixing piece towards the plug casing closed end is sealing surface；

There are two cylindrical channels for setting in the fixing piece；

Described two cylindrical channels are communicated with the threading channel；

The lower surface setting of the fixing piece there are two rectangle wire casing, described two rectangle wire casings with it is described two cylindric Channel corresponds, and each rectangle wire casing is communicated with the corresponding cylindrical channel；

Each rectangle wire casing is communicated with the plug casing；

Wire stripping through slot is provided in the plug casing, the top of the wire stripping through slot is communicated with the rectangle wire casing；

The wire stripping component is set in the wire stripping through slot；

The wire stripping component is metal wire stripping component；

The wire stripping component includes pedestal and connector, and the bottom end of the connector and the upper plane of the pedestal are fixed；

There are two protrusion, the top of described two protrusions is pointed structures for the top setting of the connector；

Described two protrusions are corresponded with described two rectangle wire casings；

Distance between described two protrusions is identical at a distance from the length direction centreline space of described two rectangle wire casings.

Selectable, the axial length of the cylindrical channel is less than the length of the rectangle wire casing.

Selectable, the pedestal and the connector are integrally formed.

Selectable, the buckle is Elastic buckle.

It is selectable, it is described two to raise into " V " type structure.

This application provides a kind of plugs for electric energy meter RS485 communication, and two communication cables are passed through described in two Then cylindrical channel pushes up the wire stripping component, since the top of the protrusion is pointed structures, so described convex It rises and breaks the line prickle of communication cable, so that the core of communication cable be made to be connected with the pedestal.It is provided by the present application to be used for electricity The plug of energy table RS485 communication has the beneficial effect that compared with prior art:

(1), the plug for electric energy meter RS485 communication, directly connects with traditional communication cable in electric energy electric energy meter Exposed terminal compare, can reduce energy meter terminal damage and cable crimping it is unstable caused by electric energy meter electric energy acquisition influence；

(2), the plug for electric energy meter RS485 communication reduces in electric energy acquisition terminal replacement, and plug is logical The probability of other connectors is touched during communication cable；

(3), the plug for electric energy meter RS485 communication, compared with RJ11 and RJ45 interface, which simplifies logical The manufacturing process of communication cable head, it is easier to install, improve work on the spot efficiency.

Detailed description of the invention

In order to illustrate more clearly of the technical solution of the application, letter will be made to attached drawing needed in the embodiment below Singly introduce, it should be apparent that, for those of ordinary skills, without any creative labor, It is also possible to obtain other drawings based on these drawings.

Fig. 1 is a kind of one of structural schematic diagram of plug for electric energy meter RS485 communication provided by the present application；

Fig. 2 is a kind of second structural representation of plug for electric energy meter RS485 communication provided by the present application；

Fig. 3 is a kind of top view of plug for electric energy meter RS485 communication provided by the present application；

Fig. 4 is a kind of bottom view of the fixing piece of plug for electric energy meter RS485 communication provided by the present application；

Fig. 5 is a kind of side view of the fixing piece of plug for electric energy meter RS485 communication provided by the present application；

Fig. 6 is a kind of structural schematic diagram of the fixing piece of plug for electric energy meter RS485 communication provided by the present application；

Fig. 7 is a kind of structural schematic diagram of the wire stripping component of plug for electric energy meter RS485 communication provided by the present application.

It illustrates:

Wherein, 1- plug casing；2- threads channel；3- buckle；4- fixing piece；6- rectangle wire casing；7- wire stripping through slot；8- stripping Line component；9- cylindrical channel；81- pedestal；82- connector；83- protrusion.

Specific embodiment

Below with reference to the attached drawing in the application, the technical scheme in the embodiment of the application is clearly and completely described, Obviously, described embodiment is only a part of the embodiment of the application, instead of all the embodiments.Based in the application Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, It shall fall within the protection scope of the present invention.

Many details are explained in the following description in order to fully understand the application, but the application can be with It is different from the other modes that describe again using other to implement, those skilled in the art can be without prejudice to the application intension In the case of do similar popularization, therefore the application is not limited by the specific embodiments disclosed below.

Referring to Fig. 1 to Fig. 7, this application provides a kind of plugs for electric energy meter RS485 communication, comprising: plug casing 1, buckle 3, fixing piece 4 and wire stripping component 8, wherein

The plug casing 1 is hollow structure；

One end of the plug casing 1 is closed end, and the other end is open end；Threading is provided in the plug casing 1 Channel 2, the threading channel 2 are integrally formed with the plug casing 1；

The buckle 3 is set to the upper surface of the plug casing 1, and the buckle 3 is located at 1 closed end of plug casing Upside；

Fixing piece 4 is provided between 1 closed end of plug casing and the threading channel 2；

The fixing piece 4 is fixed in the plug casing 1；

The fixing piece 4 is hollow structure；

The face of the fixing piece 4 towards 1 closed end of plug casing is sealing surface；Two are provided in the fixing piece 4 A cylindrical channel 9；

Above-mentioned cylindrical channel 9 is for placing communication cable.

Described two cylindrical channels 9 are communicated with the threading channel 2；

There are two rectangle wire casing 6, described two rectangle wire casings 6 and described two circles for the lower surface setting of the fixing piece 4 Column-like paths 9 correspond, and each rectangle wire casing 6 is communicated with the corresponding cylindrical channel 9；

Each rectangle wire casing 6 is communicated with the plug casing 1；

Wire stripping through slot 7, the top of the wire stripping through slot 7 and 6 phase of rectangle wire casing are provided in the plug casing 1 It is logical；

The wire stripping component 8 is set in the wire stripping through slot 7, and the wire stripping component 8 with socket for connecting；

The wire stripping component 8 be metal wire stripping component, the wire stripping component 8 be copper at.

The wire stripping component 8 includes pedestal 81 and connector 82, and the bottom end of the connector 82 is upper with the pedestal 81 Plane is fixed；

There are two protrusion 83, described two raised 83 tops are pointed structures for the top setting of the connector 82；

Described two raised 83 correspond with described two rectangle wire casings 6；

Distance between described two raised 83 phase at a distance from the length direction centreline space of described two rectangle wire casings 6 Together.

When the plug described herein for being used for electric energy meter RS485 communication is inserted on socket, two communication cables are worn It is had respectively entered in two cylindrical channels 9 after crossing the threading channel 2, it is by external force that the wire stripping component 8 is upward It pushes away, so that described raised 83 upwards break the line prickle of communication cable, at this point, the core of the communication cable and the wire stripping group Part 8 is sufficiently conductive, and when the plug casing 1 is inserted into socket, the wire stripping component 8 can connect conducting with socket.

This application provides a kind of plugs for electric energy meter RS485 communication, and two communication cables are passed through described in two Then cylindrical channel 9 pushes up the wire stripping component 8, since raised 83 top is pointed structures, so institute It states protrusion 83 to break the line prickle of communication cable, so that the core of communication cable and the pedestal 81 be made to be connected.The application provides For electric energy meter RS485 communication plug have the beneficial effect that compared with prior art:

Communication cable is generally two cores, and cylindrical channel 9 is that the sub-line core of communication cable passes through, in order to shorten communication electricity The wire stripping length of cable, selectable, the axial length of the cylindrical channel 9 is less than the length of the rectangle wire casing 6.

Selectable, the pedestal 81 is integrally formed with the connector 82.

Selectable, the buckle 3 is Elastic buckle, for plug casing 1 to be fixed in socket.

Selectable, described two raised 83 at " V " type structure, is conducive to sufficiently leading for wire stripping component 8 and communication cable It is logical.

The above is only the specific embodiments of the application, it is noted that those skilled in the art are come It says, under the premise of not departing from the application principle, several improvements and modifications can also be made, these improvements and modifications also should be regarded as The protection scope of the application.

Claims

1. A plug for RS485 communication of an electric energy meter, characterized in that the plug for RS485 communication of an electric energy meter comprises: a plug housing (1), a buckle (3), a fixing member (4) and a stripping wire component (8), wherein,

The plug housing (1) is a hollow structure;

One end of the plug housing (1) is a closed end, and the other end is an open end;

The plug housing (1) is provided with a threading channel (2), and the threading channel (2) is integrally formed with the plug housing (1);

The snap (3) is arranged on the upper surface of the plug housing (1), and the snap (3) is located on the upper side of the closed end of the plug housing (1);

A fixing member (4) is arranged between the closed end of the plug housing (1) and the threading channel (2);

the fixing member (4) is fixed in the plug housing (1);

The fixing member (4) is a hollow structure;

The surface of the fixing member (4) facing the closed end of the plug housing (1) is a closed surface;

Two cylindrical channels (9) are arranged in the fixing member (4);

Both of the two cylindrical channels (9) communicate with the threading channel (2);

The lower surface of the fixing member (4) is provided with two rectangular wire grooves (6), and the two rectangular wire grooves (6) are in one-to-one correspondence with the two cylindrical channels (9). The rectangular wire grooves (6) are all communicated with the corresponding cylindrical channels (9);

Each of the rectangular wire grooves (6) communicates with the plug housing (1);

The plug housing (1) is provided with a wire stripping through groove (7), and the top end of the wire stripping through groove (7) communicates with the rectangular wire groove (6);

The stripping assembly (8) is arranged in the stripping through groove (7);

The stripping component (8) is a metal stripping component;

The wire stripping assembly (8) includes a base (81) and a connecting piece (82), and the bottom end of the connecting piece (82) is fixed to the upper plane of the base (81);

The top end of the connecting piece (82) is provided with two protrusions (83), and the top ends of the two protrusions (83) are both pointed structures;

The two protrusions (83) are in one-to-one correspondence with the two rectangular wire grooves (6);

The distance between the two protrusions (83) is the same as the distance between the longitudinal centerlines of the two rectangular wire grooves (6).

2 . The plug for RS485 communication of an electric energy meter according to claim 1 , wherein the axial length of the cylindrical channel ( 9 ) is smaller than the length of the rectangular wire slot ( 6 ). 3 .

3 . The plug for RS485 communication of an electric energy meter according to claim 1 , wherein the base ( 81 ) and the connector ( 82 ) are integrally formed. 4 .

4 . The plug for RS485 communication of an electric energy meter according to claim 1 , wherein the buckle ( 3 ) is an elastic buckle. 5 .

5. The plug for RS485 communication of an electric energy meter according to claim 1, characterized in that, the two protrusions (83) are in a "V"-shaped structure.