CN213716805U

CN213716805U - Relay with voltage acquisition function

Info

Publication number: CN213716805U
Application number: CN202022664431.1U
Authority: CN
Inventors: 韦清瀚; 唐俊平; 张井超; 王亚宾
Original assignee: Tianjin Aviation Mechanical and Electrical Co Ltd
Current assignee: Sanyou Corp Ltd; Tianjin Aviation Mechanical and Electrical Co Ltd
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-07-16
Anticipated expiration: 2030-11-17

Abstract

The utility model relates to a relay technical field, concretely relates to relay with voltage acquisition function, including shell and the relay body that is located the shell inside, the tip of relay body is equipped with the terminal that wears out the shell top, the shell inside still is equipped with the PCB board, be used for external terminal and conductor wire, the PCB board welding has voltage acquisition module, the periphery side cover of terminal is equipped with at least one card and is held the ring with the opening, a tip of conductor wire is connected with voltage acquisition module's input through the PCB board, voltage acquisition module's output is connected to the terminal that is used for external, another tip centre gripping of conductor wire is on the terminal with the card is held to the ring; through setting up the PCB board that has voltage acquisition module, the conductor wire is connected terminal and PCB board to voltage acquisition module can gather the voltage of terminal, and then outside electronic component is connected with the PCB board and obtains data display from voltage acquisition module, has solved the problem that needs the manual work to gather in the past.

Description

Relay with voltage acquisition function

Technical Field

The utility model relates to a relay technical field, concretely relates to relay of electrified voltage acquisition function.

Background

A relay is an electric control device that generates a predetermined step change in a controlled amount in an electric output circuit when a change in an input amount meets a predetermined requirement. The system has an interactive relation between a control system and a controlled system, is usually applied to an automatic control circuit, and plays the roles of automatic adjustment, safety protection, circuit conversion and the like.

The existing relay has the defects that the existing relay does not have the function of collecting voltage output, a worker can know the voltages at two ends of the relay only by adopting a manual detection mode, and the working efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to the not enough among the prior art, and provide a take relay of voltage acquisition function.

The purpose of the utility model is realized through the following technical scheme: the utility model provides a take relay of voltage acquisition function, including the shell and be located the inside relay body of shell, the tip of relay body is equipped with the terminal of wearing out the shell top, the inside PCB board that still is equipped with of shell, be used for external terminal and conductor wire, PCB board welding has the voltage acquisition module, the periphery side cover of terminal is equipped with at least one and has the open-ended card to hold the ring, a tip of conductor wire is connected with the input of voltage acquisition module through the PCB board, the output of voltage acquisition module is connected to and is used for external terminal, another tip centre gripping of conductor wire is held on the terminal to the card.

Wherein, the lateral surface of terminal is equipped with the draw-in groove of at least round, and under the assembled state, the card is held the ring and is inserted in the draw-in groove.

Wherein, the terminal used for external connection is the connector, and the wiring mouth of connector wears out the shell.

The wiring terminal comprises a copper base and a stainless steel rod, a static contact part extends downwards from the bottom surface of the copper base, a mounting hole is formed in the top surface of the copper base, and the stainless steel rod is inserted into and fixed in the mounting hole of the copper base in an assembling state.

Wherein, the copper base is made of pure copper, and the stainless steel rod is made of stainless steel material.

Wherein, the mounting hole is internally provided with an internal thread, and the peripheral side of one end of the stainless steel rod is provided with an external thread matched and screwed with the internal thread.

Wherein, the stainless steel rod is a hexagon socket head cap screw.

The utility model has the advantages that:

according to the relay with the voltage acquisition function, the PCB with the voltage acquisition module is arranged, and the wiring terminal is connected with the PCB through the conducting wire, so that the voltage acquisition module can acquire the voltage of the wiring terminal, then an external electronic element is connected with the PCB and acquires data from the voltage acquisition module for display, the problem that manual acquisition is needed in the past is solved, the labor intensity of workers is reduced, and the working efficiency is improved;

in addition, the conducting wire is electrically connected with the wiring terminal by clamping the clamping ring, so that the traditional welding connection mode is replaced, the labor intensity of workers is further reduced, and the working efficiency is further improved.

Drawings

The present invention is further explained by using the drawings, but the embodiments in the drawings do not constitute any limitation to the present invention, and for those skilled in the art, other drawings can be obtained according to the following drawings without any inventive work.

Fig. 1 is a schematic structural diagram of the relay according to the present embodiment.

Fig. 2 is an exploded view of the relay of the present embodiment.

Fig. 3 is a sectional view of the relay of the present embodiment.

Fig. 4 is a schematic structural diagram of the connection between the stud and the conductive wire in this embodiment.

Fig. 5 is an exploded view of the connection of the post and the conductive wire in this embodiment.

Reference numerals: the relay comprises a shell 1, a wiring terminal 2, a stainless steel rod 21, a copper base 22, a static contact part 23, a clamping groove 24, a connector 3, a conducting wire 4, a PCB 5, a clamping ring 6, a relay body 7 and a magnetic conduction frame 8.

Detailed Description

The invention will be further described with reference to the following examples.

The utility model discloses a take voltage to gather concrete implementation of function's relay please see fig. 1 and fig. 2, including shell 1 and be located the inside relay body 7 of shell 1, the tip of relay body 7 is equipped with the terminal 2 of wearing out shell 1 top.

As an improvement, please see fig. 1 and fig. 2, a PCB 5 and a conductive wire 4 are further disposed inside the housing 1, and the PCB 5 can be fixedly mounted inside the housing 1 in a clamping manner and located above the relay body 7, so as to be close to the terminal 2, shorten the length of the conductive wire 4 between the terminal 2 and the PCB 5, and reduce the resistance of the conductive wire. Set up a magnetic conduction frame 8 between relay body 7 and PCB board 5, the inside both sides of magnetic conduction frame 8 are equipped with permanent magnet to produce magnetic field, can be accompanied with electric arc when the stationary contact portion cuts off (separates with the movable contact subassembly), and this magnetic field can control electric arc effectively, effectively avoids other factors to cause the interference to the signal transmission of PCB board 5. The welding has conventional analog quantity voltage acquisition module (not shown) on the PCB board 5, and voltage acquisition module's input meets through conductor wire 4 and terminal 2, and voltage acquisition module's output is connected to being used for external terminal on the relay through PCB board 5, thereby outside electronic component is like controller accessible and the pluggable collection relay voltage of being connected of terminal.

The relay with the voltage acquisition function of the embodiment has the advantages that the PCB 5 with the voltage acquisition module is arranged, the wiring line 4 is connected with the wiring terminal 2 and the PCB 5, the voltage acquisition module can acquire the voltage of the wiring terminal 2, then the external electronic element is connected with the PCB 5 and obtains data display from the voltage acquisition module, the problem that manual acquisition is needed in the past is solved, the labor intensity of workers is reduced, and the working efficiency is improved.

As another improvement, referring to fig. 2 to 5, in order to facilitate the connection between the terminal 2 and the conductive wire 4, a retaining ring 6 with an opening is sleeved on the outer peripheral side of the terminal 2, one end of the conductive wire 4 is welded to the PCB 5, and the retaining ring 6 clamps the other end of the conductive wire 4 on the terminal 2.

In this embodiment, please see fig. 2 to 5, the terminal 2 includes a copper base 22 and a stainless steel rod 21, the copper base 22 is used for contacting the conductive wire 4, a stationary contact part 23 extends downward from a bottom surface of the copper base 22, the copper base 22 is clamped in the relay, the stainless steel rod 21 extends out of the relay as a working end of the structure of the terminal 2, and the stationary contact part 23 is used as a stationary contact component of the relay and is matched with a movable contact component to realize the closing and opening of the relay.

In order to further enhance the connection strength between the conductive wire 4 and the copper base 22, referring to fig. 5, a ring of slots 24 is disposed on the outer side of the copper base 22, and in the assembled state, the retaining ring 6 is inserted into the slots 24. The conducting wire 4 is electrically connected with the wiring terminal 2 by clamping the clamping ring 6, so that the conventional welding connection mode is replaced, the labor intensity of workers is further reduced, and the working efficiency is further improved.

As a modification, referring to fig. 2 to 5, a mounting hole is formed on the top surface of the copper base 22, and in an assembled state, the stainless steel rod 21 is inserted into and fixed in the mounting hole of the copper base 22. The copper base 22 is made of pure copper, and the stainless steel rod 21 is made of stainless steel. The stainless steel rod 21 is made of stainless steel materials as the working end of the wiring terminal 2, the yield strength of the stainless steel is higher than that of copper, the problem that the working end of the wiring terminal 2 deforms in the high-temperature environment in the past is solved, the structural strength of the wiring terminal 2 is enhanced, and the working stability and safety of the relay are further improved.

In the present embodiment, in order to ensure the connection strength and the electrical conductivity between the stainless steel rod 21 and the copper base 22, an internal thread is provided in the mounting hole, and an external thread matching and screwing with the internal thread is provided on the outer peripheral side of one end of the stainless steel rod 21. The fixing mode of adopting threaded connection is convenient for dismouting and maintenance, makes overall structure more firm and compact, and as preferred scheme, stainless steel pole 21 can adopt the hexagon socket head cap screw to replace.

In order to facilitate external electronic elements to acquire data of the voltage acquisition unit on the PCB 5, the external terminal is a connector 3, the connector 3 is welded on the PCB 5, and a wiring port of the connector 3 penetrates out of the shell 1. It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a take relay of voltage acquisition function, includes the shell and is located the inside relay body of shell, the tip of relay body is equipped with the terminal of wearing out the shell top, its characterized in that: the shell is internally provided with a PCB, an external terminal and a conductive wire, the PCB is welded with a voltage acquisition module, the periphery side of the terminal is sleeved with at least one clamping ring with an opening, one end of the conductive wire is connected with the input end of the voltage acquisition module through the PCB, the output end of the voltage acquisition module is connected to the external terminal, and the clamping ring clamps the other end of the conductive wire on the terminal.

2. The relay with the voltage acquisition function according to claim 1, wherein: the lateral surface of terminal is equipped with the draw-in groove of at least round, and under the assembled condition, the card is held the ring and is inserted in the draw-in groove.

3. The relay with the voltage acquisition function according to claim 1, wherein: the terminal for external connection is a connector, and a wiring port of the connector penetrates out of the shell.

4. The relay with the voltage acquisition function according to claim 1, wherein: the wiring terminal comprises a copper base and a stainless steel rod, wherein the bottom surface of the copper base extends downwards to form a static contact part, the top surface of the copper base is provided with a mounting hole, and the stainless steel rod is inserted into and fixed in the mounting hole of the copper base in an assembly state.

5. The relay with the voltage acquisition function according to claim 4, wherein: the copper base is made of pure copper, and the stainless steel rod is made of stainless steel materials.

6. The relay with the voltage acquisition function according to claim 4, wherein: the stainless steel rod is characterized in that internal threads are arranged in the mounting hole, and external threads matched with the internal threads in a screwing mode are arranged on the outer peripheral side of one end of the stainless steel rod.

7. The relay with the voltage acquisition function according to claim 4, wherein: the stainless steel rod is an inner hexagonal screw.