CN213716804U

CN213716804U - Relay with connector

Info

Publication number: CN213716804U
Application number: CN202022663706.XU
Authority: CN
Inventors: 周文亮; 唐俊平; 张文政; 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 the technical field of relays, concretely relates to relay with connector, including shell and the relay body that is located the shell, the tip of relay body is equipped with static contact bridge and relay body and is equipped with supplementary terminal subassembly in, the shell is inside still to be equipped with the PCB board, first conductor wire and second conductor wire, the welding of PCB board has voltage acquisition module and external terminal, the tip card of first conductor wire is held at the periphery side of static contact bridge, another tip of first conductor wire is connected with the input of voltage acquisition module through the PCB board, the output of voltage acquisition module is connected with external terminal through the PCB board, the output of supplementary terminal subassembly and the tip welding of second conductor wire, another tip welding of second conductor wire is on the PCB board and is connected with external terminal through the PCB board; the external terminal is a D-SUB connector; the D-SUB connector replaces the conventional mode of connecting a plurality of binding posts with external equipment, so that the structure of the relay is simplified, and the relay is more conveniently connected with the external equipment.

Description

Relay with connector

Technical Field

The utility model relates to a relay technical field, concretely relates to relay with connector.

Background

The current relay is in order to facilitate monitoring its self operating condition, and the relay is inside all to set up a control module or controller welding on the inside PCB board of relay, then the PCB board sets up a plurality of terminal that stretch out the relay again correspondingly so that with external equipment transmission data. Along with the increase of relay self monitoring function, the data that need externally transmit also increase, and traditional transport mode is a terminal that every kind of data corresponds, consequently, the quantity of relay terminal also increases gradually to lead to the increase of relay volume, in addition, the column interface connection of terminal is firm inadequately, drops very easily.

In addition, in the case where only the closing and opening functions of the relay are required, the use of such a relay with a control module or controller is not without doubt wasteful, and the cost is also increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to the not enough among the prior art, and provide a relay with connector, adopt this relay can solve the too much problem of terminal quantity.

The purpose of the utility model is realized through the following technical scheme:

the relay with the connector comprises a shell and a relay body positioned in the shell, wherein a static contact bridge is arranged at the end part of the relay body, an auxiliary terminal assembly is arranged in the relay body, a PCB (printed circuit board), a first conductive wire and a second conductive wire are also arranged in the shell, a voltage acquisition module and an external terminal are welded on the PCB, the end part of the first conductive wire is clamped on the outer peripheral side of the static contact bridge, the other end part of the first 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 with the external terminal through the PCB, the output end of the auxiliary terminal assembly is welded with the end part of the second conductive wire, and the other end part of the second conductive wire is welded on the PCB and is connected with the; the external terminal is a D-SUB connector.

Wherein the interface model of the D-SUB connector is DB 15.

The device also comprises a controller, wherein the controller is detachably arranged on any side surface of the shell.

Wherein, be equipped with the connecting plate between controller and the shell, first counter sink and second counter sink have been seted up to the connecting plate, are equipped with the first screw with the side spiro union of shell in the first counter sink, are equipped with the second screw with the side spiro union of controller in the second counter sink.

The outer peripheral side of the static contact bridge is sleeved with at least one clamping ring with an opening, and the clamping ring clamps the end part of the first conductive wire on the static contact bridge.

Wherein, the lateral surface of stationary contact bridge 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 stationary contact bridge includes copper base and stainless steel pole, and the bottom surface of copper base extends the stationary contact portion downwards, and the mounting hole has been seted up to the top surface of copper base, and under the assembled state, the stainless steel pole inserts and fixes in the mounting hole of copper base.

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:

the D-SUB connector replaces the conventional mode of connecting a plurality of binding posts with external equipment, so that the structure of the relay is simplified, and the relay is more conveniently connected with the external equipment.

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 a relay in embodiment 1.

Fig. 2 is an exploded view of the relay according to embodiment 1.

Fig. 3 is a sectional view of the relay according to embodiment 1.

Fig. 4 is a schematic structural view of a static bridge in embodiment 1.

Fig. 5 is an exploded view of the static bridge in embodiment 1.

Fig. 6 is a schematic structural diagram of the relay and the controller in embodiment 1.

Fig. 7 is an exploded view of the relay and the controller according to embodiment 1.

Reference numerals: the relay comprises a relay body 100, a shell 1, a static contact bridge 2, a stainless steel column 21, a copper base 22, a static contact portion 23, a clamping groove 24, an external terminal 3, a PCB 4, a magnetic conduction frame 5, a first conductive wire 6, an auxiliary terminal 7, a second conductive wire 71, a clamping ring 8, a controller 200, a connecting plate 201, a first countersunk hole 211 and a second countersunk hole 212.

Detailed Description

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

Example 1

The utility model discloses a relay with connector's embodiment please see fig. 1 and fig. 2, and the relay includes shell 1, PCB board 4, magnetic conduction frame 5 and relay body 100. The top portion of relay body 100 is equipped with a pair of stationary contact bridge 2 that stretches out to shell 1 top, and the welding has the external terminal 3 that is used for external on the PCB board 4, and external terminal 3 also wears out shell 1. The PCB 4 is provided with a through hole for the static contact bridge 2 to pass through, the PCB 4 is fixedly installed on the outer peripheral side of the static contact bridge 2, the distances between the static contact bridge 2 and the PCB 4 and between the relay body 100 and the PCB 4 can be effectively shortened, the length required by a wire is reduced, and the resistance of the wire is further reduced.

Referring to fig. 2, a magnetic frame 5 is disposed between the relay body 100 and the PCB 4, and the magnetic frame 5 covers the top end of the relay body 100, so as to separate the PCB 4 from the relay body 100. The permanent magnets are arranged on two sides inside the magnetic conduction frame 5, so that a magnetic field is generated, when the static contact part 23 is cut off (separated from the movable contact component), electric arcs are generated along with the magnetic field, the magnetic field can effectively control the electric arcs, and interference caused by other factors on signal transmission of the PCB 4 is effectively avoided.

Referring to fig. 1 to 2, in the present embodiment, a conventional analog voltage acquisition module (not shown), a first conductive wire 6, a second conductive wire 71 and an external terminal 3 are further soldered on the PCB 4. The end part of the first conducting wire 6 is clamped at the outer side of the static contact bridge 2, the other end part of the first conducting wire 6 is connected with the input end of the voltage acquisition module through the PCB 4, and the output end of the voltage acquisition module is connected with the external terminal 3 through the PCB 4. Thereby external equipment such as controller 200 accessible data line and the pluggable collection relay voltage of external terminal 3, perhaps, acquire data display from voltage acquisition module through external terminal 3 on the PCB board 4, solved the problem that needs the manual work to carry out the collection in the past, reduced staff's intensity of labour, improved work efficiency.

Referring to fig. 1 to 2, in the present embodiment, the output terminal (the auxiliary terminal 7) of the auxiliary terminal assembly is soldered to an end of the second conductive wire 71, and another end of the second conductive wire 71 is soldered to the PCB 4 and connected to the external terminal 3 via the PCB 4. As an improvement, the external terminal 3 is a D-SUB connector, and the D-SUB connector replaces the traditional mode of connecting a plurality of binding posts with external equipment, so that the structure of the relay is simplified, and the connection of the relay and the external equipment is more convenient.

Referring to fig. 3 to 5, in order to facilitate the connection between the static contact bridge 2 and the first conductive wire 6, a retaining ring with an opening is sleeved on the outer peripheral side of the static contact bridge 2, one end of the first conductive wire 6 is welded to the PCB 4, and the retaining ring retains the other end of the first conductive wire 6 on the static contact bridge 2. First conductor wire 6 utilizes the centre gripping of the card ring of holding to realize the electricity with static bridge 2 and is connected, has replaced and has adopted welded connected mode in the past, has further reduced staff's intensity of labour, has further improved work efficiency. In order to further enhance the connection strength between the first conductive wire 6 and the static contact bridge 2, please refer to fig. 5, a circle of clamping grooves 24 is arranged on the outer side surface of the static contact bridge 2, and in an assembled state, the clamping rings are inserted into the clamping grooves 24.

In this embodiment, please see fig. 3 to 5, the static contact bridge 2 includes a copper base 22 and a stainless steel rod, the copper base 22 is used for contacting the first conductive wire 6, a static contact portion 23 extends downward from the bottom surface of the copper base 22, the copper base 22 is clamped in the relay body 100, the stainless steel rod is used as the working end of the structure of the static contact bridge 2 to extend out of the relay, and the static contact portion 23 is used as the static contact component of the relay to cooperate with the movable contact component to realize the closing and opening of the relay.

As a modification, referring to fig. 3 to 5, a threaded hole is formed in the top surface of the copper base 22, and in an assembled state, the stainless steel rod is inserted into and fixed in the threaded hole of the copper base 22. The copper base 22 is made of pure copper, and the stainless steel rod is made of stainless steel material. The stainless steel pole adopts stainless steel material preparation to form as the work end of static bridge 2, and the yield strength of stainless steel will be higher than copper, has solved in the past the problem that the work end of static bridge 2 takes place to warp under high temperature environment, has strengthened the structural strength of static bridge 2, has further improved the stability and the security of relay work.

In this embodiment, in order to ensure the connection strength and the conductivity of the stainless steel rod and the copper base 22, an internal thread is provided in the threaded 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. The fixing mode of adopting threaded connection is convenient for dismouting and maintenance, makes overall structure more firm and compact, and as preferred scheme, the stainless steel pole can adopt the hexagon socket head cap screw to replace.

Referring to fig. 6 and 7, in the present embodiment, the relay with the connector further includes a controller 200, the controller 200 is disposed on a side surface of the housing 1, a connection plate 201 is disposed between the controller 200 and the housing 1, the connection plate 201 is provided with a first countersunk hole 211 and a second countersunk hole 212, a first screw screwed with the side surface of the housing 1 is disposed in the first countersunk hole 211, a second screw screwed with the side surface of the controller 200 is disposed in the second countersunk hole 212, and the controller 200 is also provided with a D-SUB connector with a DB15 pin interface. Traditional controller generally all is integrated on PCB board 4, then can lead to traditional relay cost higher like this, to some relay disconnection and closed function that only need to use, need not to use the relay that the condition that obtains relay working data can adopt this embodiment, the relay of this embodiment can be through dismantling controller 200 to save the consumption of cost, in addition, to the condition that controller 200 damaged, only need dismantle controller 200 change can, need not the whole dismouting of relay.

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 relay with connector, includes the shell and is located the inside relay body of shell, the inside that the tip of relay body was equipped with static contact bridge and relay body is equipped with supplementary terminal subassembly, its characterized in that: the shell is internally provided with a PCB, a first conductive wire and a second conductive wire, the PCB is welded with a voltage acquisition module and an external terminal, the end part of the first conductive wire is clamped on the outer peripheral side of the static contact bridge, the other end part of the first 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 with the external terminal through the PCB, the output end of the auxiliary terminal component is welded with the end part of the second conductive wire, and the other end part of the second conductive wire is welded on the PCB and is connected with the external terminal through the PCB;

the external terminal is a D-SUB connector.

2. The relay with connector according to claim 1, wherein: the interface model of the D-SUB connector is DB 15.

3. The relay with connector according to claim 1, wherein: the controller is detachably arranged on any side surface of the shell.

4. A relay with a connector according to claim 3, wherein: the controller is characterized in that a connecting plate is arranged between the controller and the shell, a first counter bore and a second counter bore are formed in the connecting plate, a first screw in threaded connection with the side face of the shell is arranged in the first counter bore, and a second screw in threaded connection with the side face of the controller is arranged in the second counter bore.

5. The relay with connector according to claim 1, wherein: at least one clamping ring with an opening is sleeved on the outer peripheral side of the static contact bridge, and the clamping ring clamps the end part of the first conductive wire on the static contact bridge.

6. The relay with connector according to claim 5, wherein: the outer side surface of the static contact bridge is provided with at least one circle of clamping grooves, and the clamping rings are inserted into the clamping grooves in an assembling state.

7. The relay with connector according to claim 1, wherein: the static contact bridge 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.

8. The relay with connector according to claim 7, wherein: the copper base is made of pure copper, and the stainless steel rod is made of stainless steel materials.

9. The relay with connector according to claim 7, 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.

10. The relay with connector according to claim 7, wherein: the stainless steel rod is an inner hexagonal screw.