CN213815991U

CN213815991U - Embedded relay

Info

Publication number: CN213815991U
Application number: CN202023234381.XU
Authority: CN
Inventors: 彭志荣
Original assignee: Emson Technology Shenzhen Co ltd
Current assignee: Emson Technology Shenzhen Co ltd
Priority date: 2020-12-25
Filing date: 2020-12-28
Publication date: 2021-07-27
Anticipated expiration: 2030-12-28

Abstract

The utility model discloses an embedded relay, wherein a mounting cavity is arranged in a shell, a first conducting strip and a second conducting strip are arranged in the mounting cavity, one end of the first conducting strip is formed into a conducting end, and the conducting end extends out of the side part of the relay shell; the other end of the first conducting strip is provided with a first contact; one end of the second conducting strip is formed into a pressed end, and the other end of the second conducting strip is provided with a second contact; the first contact and the second contact are arranged at intervals; the bottom end of the shell is provided with a plurality of pins which are electrically connected with the second conducting strip and are led out from the bottom end of the shell; the switch piece is used for pressing the second contact and enabling the second contact to move close to the first contact. The utility model has the advantages that the different self-propelled lines with strong current with load and weak current with control loop are mutually independent and isolated; and the relay is convenient to power on or off.

Description

Embedded relay

Technical Field

The utility model relates to a relay technical field especially relates to an embedded relay.

Background

At present, the relay base on the market is usually only used for doing the electricity for the relay module and connects usefulness, and current relay or contactor need last provide the state that electric power could just maintain the switch-on for the coil, therefore in the relay lasts the use, need the coil to last circular telegram just to make the relay keep the on-state, and the energy consumption is big, and generates heat easily in the use, leads to the relay damage, and energy-conservation nature and security are all relatively poor.

In addition, the existing relay plug structure is used for plugging and unplugging rated current lower than 5A, plug pins are arranged at the bottom of a relay plug, the pins are thin metal copper sheets, the passing current is limited, and the pins are easy to break. In addition, the relay module is a structure integrating strong current and weak current (strong current refers to current and voltage, strong current refers to alternating current and direct current of more than 10A, strong voltage refers to alternating current and direct current voltage of more than 110V, weak current refers to current and voltage, weak current refers to rated current normally working on a PCB, and weak voltage refers to alternating current and direct current voltage within the range of 1-250V.) the structure easily causes interference of the strong current on the control current.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide an embedded relay, which is provided with different circuits that the strong current with load and the weak current of a control loop can respectively self-move and are mutually independent and isolated; and the relay is convenient to power on or off.

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

an embedded relay includes a first relay and a second relay,

the relay comprises a shell, wherein a mounting cavity is formed in the shell, a first conducting strip and a second conducting strip are arranged in the mounting cavity, one end of the first conducting strip is formed into a conducting end, and the conducting end extends out of the side part of the relay shell; the other end of the first conducting strip is provided with a first contact; one end of the second conducting strip is formed into a pressed end, and the other end of the second conducting strip is provided with a second contact; the first contact and the second contact are arranged at intervals; the second contact is used for moving close to the first contact when the pressure end is stressed so as to enable the first contact to be electrically connected with the second contact; the bottom end of the shell is provided with a plurality of pins which are electrically connected with the second conducting strip and are led out from the bottom end of the shell; at least one conductive end is arranged;

and the switch piece is used for jacking the second contact and enabling the second contact to move close to the first contact.

Preferably, a poke rod is arranged in the installation cavity, one end of the poke rod is formed into a driving end, the other end of the poke rod is formed into a jacking end, and the middle part of the poke rod is pivoted in the installation cavity through a rotating shaft; the switch piece is used for driving the driving end to move away from the second conducting strip under the action of external force, so that the jacking end moves close to the second contact and jacks the second contact, and the second contact moves close to the first contact.

Preferably, an elastic piece is further arranged in the installation cavity, one end of the elastic piece is connected in the installation cavity, and the other end of the elastic piece is connected with the second conducting strip.

Preferably, the switch part comprises an operating slider, the operating slider is slidably mounted on the housing, one end of the operating slider is formed into an operating end, the other end of the operating slider extends into the mounting cavity and is formed into a stirring end, and the stirring end can move close to or far away from the second conducting strip when the operating end is stressed; the driving end is linked with the dialing end.

Preferably, the switch piece further comprises an electromagnetic coil, and the electromagnetic coil is used for generating magnetic force when being electrified so as to be matched with the driving end or the jacking end in a magnetic attraction manner.

Preferably, the electromagnetic coil comprises a first coil section, a second coil section, a first pin, a second pin and a common pin, the first pin and the common pin are electrically connected with the first coil section, and the first coil section is used for generating magnetic force when the first pin and the common pin are connected with electricity and is in magnetic attraction fit with the driving end; the second pin and the common pin are electrically connected with the second coil section, and the second coil section is used for generating magnetic force when the second pin and the common pin are connected with electricity and is in magnetic attraction fit with the jacking end; the first pin, the second pin and the public pin are all led out from the bottom end of the shell.

Preferably, the shell is provided with a sliding groove, and the poking end penetrates into the mounting cavity through the sliding groove and is in sliding fit with the sliding groove.

Preferably, a positioning sliding block is arranged on the side of the shell, and the conductive end is located above or below the positioning sliding block.

The positioning slide block is vertically arranged with the side part of the shell; the conductive end extends in a vertical direction.

Preferably, the side of the shell is provided with anti-slip ribs. Compared with the prior art, the beneficial effects of the utility model reside in that:

1. in the whole work flow, the forceful electric power of outside supply current can be introduced through the electrically conductive end of the lateral part of relay casing, and the weak current is drawn forth through relay casing bottom pin, pin and circuit board electric connection, and forceful electric power and weak current work alone all the time promptly, each other noninterference, just so improved the security and the stability of relay module and base body, avoid because the emergence of the relay module circumstances such as burning out that strong, weak current interference leads to.

2. The poke rod can automatically maintain the power-on or power-off state only by once power provided by the switch piece, and the state of the poke rod can be maintained without continuously providing power for the coil like a common relay or a contactor, so that the common defects of the traditional relay such as energy consumption and heating are avoided, and the energy-saving property and the safety of the product are improved.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of another perspective structure of the present invention;

FIG. 3 is a schematic view of the housing structure of the present invention;

fig. 4 is another schematic structural diagram of the housing of the present invention.

In the figure: 10. a housing; 11. a first conductive sheet; 111. a first contact; 112. a conductive terminal; 12. a second conductive sheet; 121. a second contact; 13. operating the slide block; 131. an operation end; 132. A toggle end; 14. an electromagnetic coil; 141. a first pin; 142. a second pin; 143. detecting a pin; 151. a driving end; 152. pressing the end; 153. a rotating shaft; 16. an elastic member; 17. Positioning the sliding block; 18. the antiskid is stupefied.

Detailed Description

The invention will be further described with reference to the accompanying drawings and specific embodiments:

as shown in fig. 1, 2 and 3, the embedded relay includes a housing 10, a poke rod and a switch, specifically, an installation cavity is provided in the housing 10, and a first conductive plate 11 and a second conductive plate 12 are provided in the installation cavity. One end of the first conducting strip 11 is formed into a conducting end 17, and the conducting end 17 can extend out from the side part of the shell 10, namely strong electricity can be connected to the side part of the relay; and the other end of the first conductive plate 11 is provided with a first contact 111. Similarly, one end of the second conductive sheet 12 is a pressed end, the other end of the second conductive sheet 12 is provided with a second contact 121, and the first contact 111 and the second contact 121 are arranged at an interval. And the second contact 121 is used for moving close to the first contact 111 when the pressure end is stressed, so that the first contact 111 is electrically connected with the second contact 121. In addition, a pin is disposed at the bottom end of the housing 10, and the pin is electrically connected to an operating circuit inside the relay.

In addition, one end of the poke rod is formed as a driving end 151, the other end of the poke rod is formed as a pressing end 152, and the middle part of the poke rod is pivoted in the installation cavity through a rotating shaft 153. The switch member can drive the driving end 151 to move away from the second conductive plate 12 under the action of an external force, and make the pressing end 152 move close to the second contact 121 and press the second contact 121, so that the second contact 121 moves close to the first contact 111.

On the basis of the structure, use the utility model discloses an during embedded relay, can imbed relay housing 10 on the relay base, the lateral part and the bottom of its relay housing 10 are equipped with electrically conductive end 17 and the pin respectively, back on relay cartridge to the relay base, the electrically conductive end 17 of casing 10 lateral part can with outside binding post electric connection, supply the strong current to introduce, integrated circuit on the base directly gets electricity, the pin of relay housing 10 bottom can be connected at the downthehole integrated circuit with on the base of pin plug-in mounting, electrically conductive end 17 inserts the power inlet wire promptly, the forceful electric power is introduced with the lateral part relay lateral part, and integrated circuit gets electricity and introduces through the pin, the electric connection of first contact 111 and second contact 121, can supply the relay internal work circuit operation.

Therefore, in the whole working process, strong current is led in through the conducting end 17, and weak current is led out through the pin, namely, the strong current and the weak current work independently all the time without mutual interference, so that the safety and the stability of the relay are improved, and the situations of burning out the relay module and the like caused by the interference of the strong current and the weak current are avoided.

It should be noted that, when the relay works, the internal circuit of the relay needs to be turned on, and the driving end 151 is driven by an external force to move away from the second conductive plate 12, while the driving end 151 is far away from the second conductive plate 12, and the second conductive plate 12 can use the rotating shaft 153 as a fulcrum, so as to drive the pressing end 152 to move close to the second conductive plate 12, and further press the pressing end, so that the second contact 121 moves close to the first contact 111 and is electrically connected, thereby implementing energization of the relay. When the relay is powered off, the driving end 151 is driven by an external force to move close to the second conducting strip 12, the driving end 151 is driven to move close to the second conducting strip 12, the second conducting strip 12 can be pivoted by the rotating shaft 153, and the jacking end 152 is driven to move away from the second conducting strip 12, so that the relay is powered off.

Therefore, the poke rod can be in a power-on or power-off state only by providing power for the switch piece once, and the state that the coil can be kept in a power-on state only by continuously providing power for the coil like a common relay or a contactor, so that the common defects of the traditional relay such as energy consumption and heating are avoided, and the energy-saving property and the safety of a product are improved.

Of course, the conductive end and the pin are provided with at least one, that is, one, two or more, and are specifically selected according to actual needs.

Specifically, the housing 10 in this embodiment further includes an elastic member 16, the elastic member 16 is installed in the installation cavity, one end of the elastic member 16 is connected to the installation cavity, and the other end of the elastic member 16 is connected to the second conductive plate 12.

On the basis of the above structure, when the relay is powered on, the driving end 151 is driven by an external force to move away from the second conductive plate 12, the driving end 151 is driven by the external force to move away from the second conductive plate 12, the second conductive plate 12 can use the rotating shaft 153 as a fulcrum, and then the jacking end 152 is driven to move close to the second conductive plate 12, and then the jacking end is jacked, so that the second contact 121 is close to the first contact 111 to move and electrically connected, and the power on of the relay is realized. When the power is supplied, the second contact 121 can be kept in a state of being in contact with and supplied with power to the first contact 111 by the force of the tap lever.

When the relay is powered off, the driving end 151 is driven by an external force to move close to the second conducting strip 12, the driving end 151 is driven to move close to the second conducting strip 12, the second conducting strip 12 can be pivoted by the rotating shaft 153, and the jacking end 152 is driven to move away from the second conducting strip 12, so that the relay is powered off. It should be noted that, because the second conductive sheet is generally made of a copper sheet, the second conductive sheet is easy to be broken due to fatigue in a frequent on-off process, and the elasticity of the second conductive sheet can be improved by arranging the elastic member, so that the conductive sheet has a little tensile property, and the service life of the conductive sheet is prolonged.

Therefore, the poke rod can automatically maintain the power-on or power-off state only by providing power for the switch piece once, and the state of the coil can be maintained without continuously providing power for the coil like a common relay or a contactor, so that the common defects of the traditional relay such as energy consumption and heating are avoided, and the energy-saving property and the safety of the product are improved.

Further, in the present embodiment, the switch member includes an operation slider 13, and the operation slider 13 is slidably mounted on the housing 10. Specifically, one end of the operation slider 13 is formed as an operation end 131, and the other end of the operation slider 13 protrudes into the mounting cavity and is formed as a dial end 132. The pulling end 132 can move close to or away from the second conductive plate 12 when the operating end 131 is stressed, so that the driving end 151 and the pulling end 132 are linked.

On the basis of the structure, when the power-on and power-off operation is performed, the toggle operation slider 13 moves rightwards, the toggle rod is stressed, the driving end 151 of the toggle rod moves rightwards with the rotating shaft 153 as a fulcrum, the jacking end 152 of the toggle rod can move leftwards with the fulcrum of the rotating shaft 153 as a center, the jacking end 152 moves leftwards at the moment, the stressed end is jacked, the second contact 121 is close to the first contact 111, when the operation slider 13 moves rightwards to a proper position, the second contact 121 is electrically contacted with the first contact 111, and the relay is in a switch-on state at the moment.

The toggle operation slider 13 moves leftwards, the toggle rod is stressed, the upper end of the toggle rod moves leftwards with the fulcrum as the center, the lower end of the toggle rod moves rightwards with the fulcrum as the center, the lower end of the toggle rod pushes the copper sheet to move rightwards, when the operation slider 13 moves leftwards in place, the contact of the copper sheet is separated from the copper conductor, and the relay is in a disconnected state at the moment.

Preferably, the switch component further includes an electromagnetic coil 14, the electromagnetic coil 14 is configured to generate a magnetic force when the power is turned on, so as to magnetically cooperate with the driving end 151 or the pressing end 152, so that when the electromagnetic coil 14 is turned on, the electromagnetic coil 14 generates a magnetic force, the magnetic force can magnetically attract the driving end 151, and when the driving end 151 is magnetically attracted, the pressing end 152 moves close to the second conductive plate 12, so as to press the pressing end, so that the second contact 121 is electrically connected to the first contact 111. Certainly, the electromagnetic coil 14 generates a magnetic force, the magnetic force can also attract the pressing end 152, and the pressing end 152 is attracted to drive the second conductive sheet 12 to be away from the first contact 111, so as to realize the power-off.

Preferably, the electromagnetic coil 14 includes a first coil section, a second coil section, a first pin 141, a second pin 142, and a common pin, and particularly, the first pin 141 and the common pin are electrically connected to the first coil section, and the first coil section can generate a magnetic force when the first pin 141 and the common pin are electrically connected and magnetically cooperate with the driving end 151. The second lead 142 and the common lead are electrically connected to the second coil section, and the second coil section generates a magnetic force when the second lead 142 and the common lead are electrically connected to each other and magnetically engages with the pressing end 152.

That is, when the power is turned on, the first pin 141 and the common pin are connected to an external circuit, when the first coil section is turned on, the electromagnetic coil 14 generates a magnetic force, the magnetic force generated by the first coil section can magnetically attract the driving end 151, and when the driving end 151 is magnetically attracted, the pressing end 152 moves close to the second conductive plate 12, so as to press the pressing end, and the second contact 121 is electrically connected to the first contact 111.

On the contrary, when the power is off, the second coil section is energized through the second pin 142 and the common pin and the external connector, the electromagnetic coil 14 generates magnetic force, the magnetic force generated by the second coil section can adsorb the pressing end 152, and the pressing end 152 is adsorbed to drive the second conductive plate 12 to be away from the first contact 111, so that the power is off.

It should be noted that the first pin 141, the second pin 142 and the common pin are all led out from the bottom end of the casing 10, that is, the current for operating the magnetic coil 14 is also weak, and are provided by the first pin 141, the second pin 142 and the common pin to form the pin. In addition, the housing is further provided with a detection pin 143, and the detection pin 143 can be used for electrically connecting with an integrated circuit on the base for current, voltage or electric quantity detection.

Thus, the relay in this embodiment can be powered on or off by operating the slider 13 or the electromagnetic coil 14, that is, the relay second contact 121 and the relay first contact 111 can be switched on and off by manual or electric means, and the electromagnetic coil 14 can be kept in a connected or disconnected state by only one pulse current, so as to solve the problems of heating, energy consumption and electrical fire caused by power-on.

Further, in order to facilitate the installation of the operation sliding block 13, a sliding groove can be installed on the housing 10, and the poking end 132 can penetrate into the installation cavity through the sliding groove and is in sliding fit with the sliding groove, so that the sliding groove limits the sliding of the operation sliding block 13, the sliding is more stable, the movement of the poking end 132 is more stable, and the accurate power-on or power-off is convenient.

Preferably, the side of the housing 10 is provided with a positioning slider, and the conductive terminal 17 is located below the positioning slider. So, when putting into the relay base with the relay on, the location slider can with the trench sliding fit of relay base, therefore the relay is stably inserted, and electrically conductive end 17 is located the location slider below, and electrically conductive end 17 can accurately be packed into under the guide of location slider promptly.

It should be noted that the positioning slider and the side of the housing are both vertically disposed, and the conductive end extends along the vertical direction. Therefore, the shell can be conveniently and vertically inserted and pulled, and the conductive end is prevented from being broken or unstably connected due to the deviation.

Further, referring to fig. 4, the positioning slider 17 may be inclined inward from top to bottom to form an inclined structure covering the conductive end, so as to be plugged and unplugged stably and keep off dust.

Preferably, the lateral part of the housing 10 is provided with anti-slip ribs 18, and the anti-slip ribs 18 can be held by hands of people, so that friction is increased, and the relay can be conveniently plugged and pulled out.

Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes are intended to fall within the scope of the claims.

Claims

1. An embedded relay is characterized by comprising,

2. The embedded relay according to claim 1, wherein a poke rod is further disposed in the installation cavity, one end of the poke rod is formed as a driving end, the other end of the poke rod is formed as a pressing end, and the middle part of the poke rod is pivotally connected to the installation cavity through a rotating shaft; the switch piece is used for driving the driving end to move away from the second conducting strip under the action of external force, so that the jacking end moves close to the second contact and jacks the second contact, and the second contact moves close to the first contact.

3. The embedded relay according to claim 2, wherein an elastic member is further disposed in the mounting cavity, one end of the elastic member is connected to the mounting cavity, and the other end of the elastic member is connected to the second conductive sheet.

4. The embedded relay according to claim 3, wherein the switch member comprises an operating slider, the operating slider is slidably mounted on the housing, one end of the operating slider is formed as an operating end, and the other end of the operating slider extends into the mounting cavity and is formed as a toggle end, and the toggle end can move close to or away from the second conductive plate when the operating end is stressed; the driving end is linked with the dialing end.

5. The embedded relay of claim 4, wherein the switch member further comprises an electromagnetic coil for generating a magnetic force when energized to magnetically engage with the driving end or the pressing end; the electromagnetic coil is provided with at least one.

6. The embedded relay of claim 5, wherein the electromagnetic coil comprises a first coil section, a second coil section, a first pin, a second pin and a common pin, the first pin and the common pin are electrically connected with the first coil section, and the first coil section is used for generating magnetic force when the first pin and the common pin are connected with electricity and magnetically matched with the driving end; the second pin and the common pin are electrically connected with the second coil section, and the second coil section is used for generating magnetic force when the second pin and the common pin are connected with electricity and is in magnetic attraction fit with the jacking end; the first pin, the second pin and the public pin are all led out from the bottom end of the shell.

7. The embedded relay according to claim 4, wherein the housing is provided with a sliding groove, and the poking end penetrates into the mounting cavity through the sliding groove and is in sliding fit with the sliding groove.

8. The embedded relay according to any one of claims 1 to 7, wherein a positioning slider is provided on a side of the housing, and the conductive terminal is located below the positioning slider.

9. The built-in relay according to claim 8, wherein the positioning slider is disposed perpendicularly to a side of the housing; the conductive end extends in a vertical direction.

10. The built-in relay according to any one of claims 1 to 7, wherein the side of the case is provided with an anti-slip bead.