CN211374854U

CN211374854U - Plug for RS485 communication of electric energy meter

Info

Publication number: CN211374854U
Application number: CN201921136105.4U
Authority: CN
Inventors: 马钰; 薛宁军; 季清
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-19
Filing date: 2019-07-19
Publication date: 2020-08-28
Anticipated expiration: 2029-07-19

Abstract

The utility model discloses a plug of electric energy meter RS485 communication specifically is electric energy meter coupling mechanism field, including the electric energy meter body, the front demountable installation of the electric energy meter body has the electric energy meter dial plate, the bottom demountable installation of electric energy meter dial plate has quick-operation joint, quick-operation joint includes the quick-operation joint base, the bottom fixed mounting of quick-operation joint base inner chamber has limit stop, spacing mounting hole has been seted up to the both sides of quick-operation joint base inner chamber, the bottom fixed mounting of spacing mounting hole inner chamber has the spring, spring top fixed mounting has the ball, the depression bar fixed axle has been cup jointed in the left end activity of quick-operation joint base inner chamber, the fixed surface of depression bar fixed axle installs the depression bar, spacing hole has been seted up to the both sides of depression bar. The end part provided with the pressing rod is in an upward inclined shape, and the tail end is arranged to be a round angle, so that the safety of convenient opening and operation when the wire needs to be replaced is realized, and the safety of the equipment is improved.

Description

Plug for RS485 communication of electric energy meter

Technical Field

The utility model relates to an electric energy meter coupling mechanism technical field, more specifically says, the utility model relates to a plug of electric energy meter RS485 communication.

Background

A large amount of electric energy meters are required to be installed in related equipment in the low-voltage complete set field such as an electric energy metering box and an integrated power distribution cabinet, and the electric installation connection is required to be carried out on the large amount of electric energy meters in the production, manufacturing and measurement detection links of the electric energy meters.

At present, the most traditional method is to directly insert a conducting wire connected with an electric energy meter into an electric energy meter terminal seat binding post or indirectly insert the conducting wire through a copper bar, and then ensure the electric connection of the electric energy meter by using a screw compression joint mode, but a tool is required to be used during the connection, and the electric energy meter cannot be installed or replaced if no tool is available.

Therefore, there is a need for a communication plug for an electric energy meter that can be quickly installed without the need for installation tools.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a plug of electric energy meter RS485 communication can swiftly install and surely do not need the electric energy meter communication joint of mounting tool.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a plug of electric energy meter RS communication, includes the electric energy meter body, the front demountable installation of the electric energy meter body has the electric energy meter dial plate, the bottom demountable installation of electric energy meter dial plate has quick-operation joint.

The quick connector comprises a quick connector base, a limit stop block is fixedly arranged at the bottom of the inner cavity of the quick connector base, the two sides of the inner cavity of the quick connector base are provided with limiting mounting holes, the bottom of the inner cavity of the limiting mounting holes is fixedly provided with a spring, the top end of the spring is fixedly provided with a ball, the left end of the inner cavity of the quick joint base is movably sleeved with a pressure bar fixing shaft, the outer surface of the compression bar fixing shaft is fixedly provided with a compression bar, two sides of the compression bar are provided with limiting holes, the end part of the pressure lever is fixedly provided with a fixed tooth, the side surface of the quick joint base is provided with a wire insertion hole, the bottom fixed mounting of wire patchhole inner chamber has electrically conductive device, electrically conductive device's last fixed surface installs length stop device, the top fixed mounting of wire patchhole inner chamber has length stop device.

In a preferred embodiment, a limit stop is fixedly mounted at the bottom of the inner cavity of the base of the quick coupling, and the upper surface of the limit stop is the lowest position where the right end of the pressing rod can be lowered.

In a preferred embodiment, the top section diameter of the limit mounting hole is smaller than the diameter of the ball and larger than three-quarters of the diameter of the ball.

In a preferred embodiment, the compression bar is phenolic.

In a preferred embodiment, the end of the strut is provided with an upward slope, and the rearmost end is provided with a rounded corner.

In a preferred embodiment, the fixed teeth are made of steel, and the diameter of a track formed by the rotation of the fixed teeth is larger than the distance between the rotation center and the copper wire.

In a preferred embodiment, the right end of the conducting device is arranged to be bent downwards, and the distance between the lowest point and the fixed teeth is smaller than the diameter of the copper wire in the conducting wire.

The utility model discloses a technological effect and advantage:

1. the press rod is made of phenolic plastic, so that the press rod is non-conductive, and the practicability of the equipment is improved;

2. the end part provided with the pressure lever is inclined upwards, and the tail end is provided with a round angle, so that the safety of convenient opening and operation when the lead needs to be replaced is realized, and the safety of equipment is improved;

3. through the bottom fixed mounting who has set up quick-operation joint base inner chamber there is limit stop, and limit stop upper surface is the extreme lower position that the depression bar right-hand member can reduce, has realized the fixed wire that can be stable, has avoided leading to the wire to fix unstably because of rotatory dislocation.

Drawings

Fig. 1 is a schematic view of the installation position of the present invention.

Fig. 2 is a schematic view of the overall structure of the present invention.

Fig. 3 is a schematic diagram of the preparation stage structure of the present invention.

Fig. 4 is a schematic diagram of the working phase structure of the present invention.

Fig. 5 is a schematic structural diagram of fig. 2A of the present invention.

The reference signs are: 1. an electric energy meter body; 2. a dial plate of the electric energy meter; 3. a quick coupling; 31. a quick connector base; 311. a limit stop block; 32. limiting the mounting hole; 33. a spring; 34. a ball bearing; 35. a compression bar fixing shaft; 36. a pressure lever; 361. a limiting hole; 362. fixing teeth; 37. a wire insertion hole; 38. a length limiting device; 39. and a conductive device.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The plug for RS485 communication of the electric energy meter comprises an electric energy meter body 1, wherein an electric energy meter dial 2 is detachably mounted on the front surface of the electric energy meter body 1, and a quick connector 3 is detachably mounted at the bottom end of the electric energy meter dial 2.

The quick coupling 3 comprises a quick coupling base 31, a limit stop 311 is fixedly arranged at the bottom of the inner cavity of the quick coupling base 31, two sides of the inner cavity of the quick joint base 31 are provided with limiting mounting holes 32, the bottom of the inner cavity of the limiting mounting holes 32 is fixedly provided with a spring 33, the top end of the spring 33 is fixedly provided with a ball 34, the left end of the inner cavity of the quick joint base 31 is movably sleeved with a pressure bar fixing shaft 35, the outer surface of the pressure lever fixing shaft 35 is fixedly provided with a pressure lever 36, two sides of the pressure lever 36 are provided with limit holes 361, the end of the pressure lever 36 is fixedly provided with a fixed tooth 362, the side of the quick coupling base 31 is provided with a wire insertion hole 37, the bottom of the inner cavity of the wire insertion hole 37 is fixedly provided with a conductive device 39, the upper surface of the conductive device 39 is fixedly provided with a length limiting device 38, and the top of the inner cavity of the wire insertion hole 37 is fixedly provided with the length limiting device 38.

Referring to the description of figure 4: the bottom of the inner cavity of the quick coupling base 31 is fixedly provided with a limit stop 311, and the upper surface of the limit stop 311 is the lowest position where the right end of the pressure lever 36 can be lowered.

Referring to the description of figure 5: the diameter of the top section of the limiting installation hole 32 is smaller than that of the ball 34 and larger than three-quarters of the diameter of the ball 34.

The specific implementation mode is as follows: the diameter of the top section of the limiting mounting hole 32 is smaller than the diameter of the ball 34 and larger than three-fourths of the diameter of the ball 34, so that the ball 34 cannot be ejected out by a spring, meanwhile, enough height can be leaked to fix the pressing rod 36, and the stability of the equipment is improved.

Referring to the drawings of the specification 3-4: the compression bar 36 is made of phenolic plastics.

Referring to the drawings of the specification 3-4: the end of the pressure lever 36 is inclined upwards, and the end at the tail is a round angle.

Referring to the drawings of the specification 3-4: the fixed teeth 362 are made of steel, and the track diameter of the fixed teeth 362 during rotation is larger than the distance between the rotation center and the copper wire.

The specific implementation mode is as follows: the material through having set up fixed tooth 362 is the steel for fixed tooth 362 life is more permanent, and through the orbit diameter when having set up fixed tooth 362 rotation, is greater than the distance of centre of rotation apart from the copper line, has realized that fixed tooth 362 can push down the wire when rotatory, has increased the practicality of equipment.

Referring to the drawings of the specification 3-4: the right end of the conducting means 39 is arranged to be bent downwards and the distance between the lowest point and the fixed teeth 362 is smaller than the diameter of the copper wire in the conductor.

The specific implementation mode is as follows: set up to the downwarping form through the right-hand member that has set up conducting device 39, realized that fixed tooth 362 can make the copper line in the wire take place to warp when the lower extreme, make the wire need bigger effort just can be pulled out, be less than the diameter of the copper line in the wire through having set up the distance between conducting device 39 minimum and fixed tooth 362, realized receiving the extrusion when the wire between conducting device 39 and the fixed tooth 362, increased the stability of equipment.

The working principle is as follows:

a preparation stage: the wire is first cut to a specified length and then the strut 36 is pulled upward.

The working stage is as follows: firstly, a lead is inserted into the lead insertion hole 37 until the lead is inserted into the lead insertion hole, at the moment, a copper wire in the lead is contacted with the conductive device 39, the end part of the copper wire is abutted against the side surface of the length limiting device 38, then the pressing rod 36 is pressed downwards, then the fixing teeth 362 start to rotate until the copper wire in the lead is contacted, then the fixing teeth 362 continue to rotate to start to press and deform the copper wire until the lowest point is reached, the end part of the pressing rod 36 is contacted with the limiting stop 311, and the ball 34 is clamped in the limiting hole 361.

And (5) finishing: firstly, the protection device of the electric energy meter is installed and then powered on.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a plug of electric energy meter RS485 communication, includes the electric energy meter body (1), its characterized in that: the front surface of the electric energy meter body (1) is detachably provided with an electric energy meter dial (2), and the bottom end of the electric energy meter dial (2) is detachably provided with a quick connector (3);

the quick coupling (3) comprises a quick coupling base (31), a limit stop (311) is fixedly mounted at the bottom of an inner cavity of the quick coupling base (31), limit mounting holes (32) are formed in two sides of the inner cavity of the quick coupling base (31), a spring (33) is fixedly mounted at the bottom of the inner cavity of the limit mounting holes (32), a ball (34) is fixedly mounted at the top end of the spring (33), a pressing rod fixing shaft (35) is movably sleeved at the left end of the inner cavity of the quick coupling base (31), a pressing rod (36) is fixedly mounted on the outer surface of the pressing rod fixing shaft (35), limit holes (361) are formed in two sides of the pressing rod (36), fixed teeth (362) are fixedly mounted at the end part of the pressing rod (36), a wire inserting hole (37) is formed in the side surface of the quick coupling base (31), and a conductive device (39) is fixedly mounted, the upper surface of the conducting device (39) is fixedly provided with a length limiting device (38), and the top of the inner cavity of the wire insertion hole (37) is fixedly provided with the length limiting device (38).

2. The plug for RS485 communication of the electric energy meter according to claim 1, wherein: the upper surface of the limit stop (311) is the lowest position where the right end of the pressure rod (36) can be lowered.

3. The plug for RS485 communication of the electric energy meter according to claim 1, wherein: the diameter of the top section of the limiting mounting hole (32) is smaller than that of the ball (34) and larger than three-quarters of the diameter of the ball (34).

4. The plug for RS485 communication of the electric energy meter according to claim 1, wherein: the compression bar (36) is made of phenolic plastics.

5. The plug for RS485 communication of the electric energy meter according to claim 1, wherein: the end part of the pressure lever (36) is arranged to be inclined upwards, and the tail end is arranged to be a round angle.

6. The plug for RS485 communication of the electric energy meter according to claim 1, wherein: the fixed teeth (362) are made of steel, and the track diameter of the fixed teeth (362) during rotation is larger than the distance between the rotation center and the copper wire.

7. The plug for RS485 communication of the electric energy meter according to claim 1, wherein: the right end of the conducting device (39) is bent downwards, and the distance between the lowest position and the fixed teeth (362) is smaller than the diameter of the copper wire in the lead.