TWI632582B - Relay - Google Patents

Abstract

The relay of the invention has a base, a casing, a coil assembly and a plurality of plug-in legs, and the other end of the coil assembly including the magnetic coil is provided with a magnetic flux bump, a side partition, a magnetic plate and a foot joint The foot connection group is electrically connected to the magnetic coil and penetrates any two insertion holes of the base, and the side partition plate is inserted into the base; the other middle elastic piece is fixed to the side partition plate and is located at one end of the magnetic coil with the magnetic flux bump. The elastic piece comprises a side joint portion, a neck portion and a contact portion, the contact portion and the electric drive assembly are superposed on each other, the magnetic plate piece is fixed on the middle elastic piece and is located between the magnetic flux bump and the middle elastic piece, and the middle elastic piece is provided with the driving assembly tightly Fitted to the middle elastic piece, the middle elastic piece and the electric drive component overlap each other to define two conductive contacts.

Description

Relay

The invention relates to a relay, in particular to a technology applied in the field of electronic components, and the main feature thereof is that increasing the node spacing and improving the arc breaking capability to improve the application in a high current electronic circuit is an excellent invention.

Relay, also known as electric cymbal, is an electronic control device that has a control system (also known as an input circuit) and a controlled system (also known as an output circuit). It is usually used in automatic control circuits. The relay is actually used. A small current controls one of the larger currents, so the arrangement of the components inside the relay and the electrical connection between the components are extremely important.

There are many types of relays, such as time relays, electromagnetic relays, thermal reed relays, solid state relays, reed relays, optical relays, etc., each of which has almost the same functionality, but the most basic principle is nothing more than internal The basic circuit operation mode generally includes a current coil assembly and a switch switch group. The current coil assembly has a coil and a lead terminal at both ends of the coil, and the switch group has an input terminal and two The output terminal is provided with two switching switches at one end of the input terminal adjacent to the two output terminals. When the coil generates a magnetic field, and the switching switches at both ends of the magnetic attraction act as a path state, the input terminal is input, and the two output terminals are used. The output is simply a two-in and two-out circuit operation mode. The switching mode of the switching mode of the relay (ie, the two output terminals) It only has the distance between the single set of contacts, the contact spacing is small and the arc breaking capacity is also limited. In addition, the application of the relay mainly depends on the middle elastic piece of the electrical connection switch group, and the relay conductivity type and The conductive area and the proportional parameter are related. In the past, in order to increase the high current amount of the relay application, if the medium shrapnel material is not replaced, the design of increasing the overall thickness of the middle elastic piece is usually adopted, but the thickness of the middle elastic piece is increased inside the relay. The force generated by the coil can not magnetically shake the middle elastic piece, and the middle elastic piece is displaced, so that the number of turns of the coil must be increased, which is completely filled with internal space for today's high-tech electronic parts. The shape will make the displacement of the shrapnel in the relay better, so there are many defects in the current relay.

In view of the above situation, the inventors invested a lot of time to research relevant knowledge, and compared various advantages and disadvantages, carried out research and development of related products, and conducted numerous experiments and tests, and finally introduced a "relay" to improve the above-mentioned defects, In order to meet the needs of the public.

The main purpose of the present invention is to increase the conductive area to enhance the use of the relay for high-current electronic circuits, and to increase the joint pitch to improve the arc-breaking effect; it improves the aforementioned loss of the relay. Therefore, in order to achieve the above-mentioned purpose and effect, the relay of the present invention mainly comprises: a base having a plurality of jacks on one side from top to bottom; and a shell provided to be mounted and clamped to a coil assembly, which is mounted on the base and located in the enclosure, and the coil assembly includes a magnetic coil, and the other end of the magnetic coil is provided with a magnetic flux bump, a side partition, and a magnetic plate. The chip and the one-piece connection group, wherein one end of the foot connection group is electrically connected to the magnetic coil, and the other end is inserted through any two insertion holes of the base, and one end of the side spacer is inserted into the base and is disposed around the magnetic coil; One end of the elastic piece is fixed on the outer peripheral side of the side partition plate, and the other end of the middle elastic piece is located at one end of the magnetic coil with the magnetic flux bump. The middle elastic piece further comprises a side joint, a neck section and a contact. a side section, the side connecting section is connected to the outer peripheral side of the side partition plate, and the contact section is overlapped with the electric driving component, and the two ends of the neck section are respectively connected with the side connecting section and the contact section, and the neck section The bending plate has a tapered shape, and the magnetic plate piece is fixed to the middle elastic piece and located between the magnetic flux bump and the middle elastic piece, and further, a driving component is further disposed at an opposite end of the middle elastic piece fixed to the magnetic plate piece. Closely attached to the middle elastic piece, the middle elastic piece and the electric drive component overlap each other to further define two conductive contacts; a plurality of plug-in foot pieces are respectively inserted into the respective jacks and penetrate the base; and an electric component is inserted Provided in the jack and extending through the base, and one end of the two plug-in leg members of each of the plug-in leg members corresponds to one end of the electric component and the middle elastic piece to which the electric drive component is attached; wherein between the magnetic plate piece and the magnetic coil The magnetic attraction generates a magnetic field and further drives the oscillation of the middle elastic piece Reach each connecting leg member corresponding to the two pin connector member, so as to generate a single input single output relay contacts of the control circuit.

In addition, the present invention further has another embodiment, comprising: a base having a positioning protrusion on one side, a pin base, a limiting seat, a recess formed with a receiving groove, and a through hole a first jack, a second jack, a third jack and a fourth jack, wherein the third jack and the fourth jack are disposed on a bottom surface of the receiving slot; a shell, one side thereof The recess is provided with an assembly slot, and the base is mounted and clamped to the slot of the assembly slot; a coil assembly is mounted on the base and located in the assembly slot, and the coil assembly includes a magnetic coil and a side a partition plate and a magnetic plate piece, wherein the lower end of the side partition plate is convexly provided with two card bumps inserted into the positioning protrusions, and one end of the magnetic coil is engaged with the side partition plate, and the other end of the magnetic coil a magnetic flux bump is convexly disposed, and a middle elastic piece is disposed at one end of which is fixed to the outer peripheral side of the side partition plate, and the other end of the middle elastic piece is bent and located at one end of the magnetic coil where the magnetic flux bump is provided and The ends are arranged at a pitch, and the magnetic plate is fixed The inner elastic piece is disposed between the magnetic flux bump and the middle elastic piece, and the opposite end of the middle elastic piece fixed with the magnetic plate piece is further provided with a driving assembly closely attached to the middle elastic piece; a first insertion piece and a second plug-in leg having an upper end and a lower end, and the magnetic coil is electrically connected to the upper ends of the first plug-in leg and the second plug-in leg, and the first plug-in leg The third insertion hole and the fourth insertion hole are respectively inserted into the accommodating groove, and the first insertion leg member and the second insertion leg member are penetrated through the base; The third socket member has one end inserted into the first insertion hole and penetrates the base, and the other end of the third insertion leg member is bent upward to be spaced from the electric component. And a fourth plug leg member has one end running through the second jack and the other end is bent and extended to be fixed to the limit seat, and the end of the fourth plug leg member fixed to the limit seat is spaced from the electric component. And is disposed at the same level as the third plug connector, and the overlap between the middle elastic piece and the electric drive component is in the third place a gap between the pin member, the fourth pin member and the electric component, and the superposition of the middle plate and the driving assembly is normally applied to the electric component, and the magnetic reel is generated after the magnetic coil starts to generate electricity. And overlapping with the driving component to oscillate against the third plug leg, the fourth plug leg, and the magnetic plate abuts against the magnetic flux bump to form electrical conduction.

In combination with the technical features described above for the present invention, the advantage is that the conductive area is increased by the arrangement of the driving component on the middle elastic piece, so that the electrical contact can be improved. Rate, and improve the use in high current environment; in addition, by the design of each section of the shrapnel, and with the fixed setting of the tantalum component, it can increase the joint spacing to improve the arc breaking ability, and can save material cost, and The neck section is characterized by being elastic and self-resetting, so that the conductive contacts can be pivotally actuated, so that the relay is actually turned on when energized, and can be surely stopped when the circuit is broken. Therefore, the present invention can be said to be a quite practical and progressive invention. It is worthy of promotion by the industry and publicity to the public.

(1)‧‧‧Base

(11)‧‧‧ Positioning bosses

(12)‧‧‧ feet

(13) ‧‧‧Limited seat

(14) ‧‧‧ accommodating slots

(15)‧‧‧First jack

(16)‧‧‧Second jack

(17)‧‧‧ Third Jack

(18)‧‧‧fourth jack

(19) ‧‧‧Card block

(2) ‧ ‧ Enclosure

(21)‧‧‧Assemble slot

(22) ‧‧‧ shallow grooves

(23)‧‧‧Pendant

(3) ‧ ‧ coil assembly

(31)‧‧‧ magnetic coil

(311)‧‧‧Magnetic bumps

(32)‧‧‧ Side partition

(321)‧‧‧ card bumps

(33)‧‧‧Magnetic plates

(4) ‧‧‧中片片

(41) ‧‧‧Side section

(42)‧‧‧ neck section

(43) ‧‧‧Contact segments

(5) ‧‧‧Electrical components

(51)‧‧‧Electrical contacts

(52) ‧‧‧Fixed contacts

(6)‧‧‧First plug-in feet

(61) ‧ ‧ upper end

(62) ‧‧‧Bottom

(63)‧‧‧Electrical pinch

(7)‧‧‧Second plugs

(71) ‧ ‧ upper end

(72) ‧‧‧Bottom

(73)‧‧‧Electrical pinch

(8)‧‧‧ Electrical components

(9)‧‧‧ Third plug fittings

(10) ‧‧‧fourth plug

(20)‧‧‧Resistance parts

The first figure is a perspective view of the present invention.

The second figure is a perspective view of another perspective of the present invention.

The third figure is a schematic perspective view of the inner package of the present invention in a dashed manner.

The fourth figure is an exploded perspective view of the internal components of the present invention.

The fifth figure is a schematic plan view of the two conductive contacts of the present invention being normally attached to the second conductive sheet.

The sixth figure is a schematic diagram of the action of the two conductive contacts of the present invention to generate a magnetic attraction force on the magnetic coil and pivotally abut against the third conductive member and the fourth conductive member.

In order to clearly illustrate the above objects and effects of the present invention, the features and effects of the present invention will be described in detail with reference to the accompanying drawings. Referring to the first to sixth figures, a relay according to the present invention includes: a base (1) having a square shape, and a positioning protrusion (11) and a pin base (12) protruding from one side thereof. a limiting seat (13), a recess formed with a receiving slot (14), and a first jack (15), a second jack (16), a third jack (17) and a fourth jack (18), the third jack (17) and the fourth jack (18) are disposed on the bottom surface of the receiving slot (14), and the receiving slot (14) is attached to the base ( 1) The upper part is divided into left and right halves (illustrated by the direction of the fourth figure), wherein one positioning protrusion (11) is located in the right half of the receiving groove (14), and the other positioning protrusion (11) It is located in the left half and is correspondingly arranged with the pin base (12), and the limiting seat (13), the first jack (15) and the second jack (16) are all positioning protrusions (11). Between the socket and the pin base (12); a square-shaped envelope (2) having an assembly groove (21) recessed on one side thereof, and the base (1) is mounted and clamped to the assembly groove (21) ) a coil assembly; a coil assembly (3) mounted on the base (1) and located in the assembly slot (21), the coil assembly (3) including a magnetic coil (31), an L-shaped a side partition plate (32) and a magnetic plate piece (33), the lower end of the side partition plate (32) is convexly provided with two card bumps (321), and each of the card bumps (321) has a tooth row on both sides and Inserted in each positioning protrusion (11) for fixing, one end of the magnetic coil (31) is engaged with the side partition (32), and the other end of the magnetic coil (31) is convexly provided with a magnetic flux bump (311), further comprising a middle elastic piece (4), one end of which is fixed to the outer peripheral side of the side partition plate (32), and the other end of the middle elastic piece (4) is bent and the magnetic coil (31) is provided with a magnetic guide. One end of the bump (311) is disposed at a distance from the end, and the magnetic plate piece (33) is fixed to the middle elastic piece (4) and located between the magnetic flux bump (311) and the middle elastic piece (4), and The opposite end of the middle plate (4) to which the magnetic plate piece (33) is fixed is further provided with a driving assembly (5) closely attached to the middle elastic piece (4), and the shape of the driving assembly (5) and the middle elastic piece ( 4) the same; the one-legged connection group includes a first insertion leg member (6) and a second insertion leg member (7), the first The insertion leg member (6) and the second insertion leg member (7) are L-shaped and have an upper end (61, 71) and a lower end (62, 72), respectively, and the magnetic coil (31) is electrically connected. The upper ends (61, 71) of the first plug leg member (6) and the second plug leg member (7), and the first plug leg member (6) and the second plug leg member (7) The lower end (62, 72) is respectively inserted into the third insertion hole (17) and the fourth insertion hole (18) in the accommodating groove (14) and further penetrates the base (1); an electric component (8) is inserted The set is mounted on the pin base (12), the electric component (8) is inverted "convex"; a third plug leg (9) has one end inserted into the first jack (15) and penetrates the base (1) The other end of the third plug-in leg member (9) extends upwardly and bent to correspond to the electric component (8) and is spaced apart from each other; and a fourth plug-in leg member (10) has one end running through the first end The other end of the second jack (16) is bent and extended to be fixed to the limiting seat (13), and the end of the fourth plug leg (10) fixed to the limiting seat (13) is opposite to the electric component (8). The spacing is set and is set at the same level as the third plug-in leg (9), and the overlapping of the middle elastic piece (4) and the electric driving component (5) is between the third plug-in foot (9) The fourth connecting leg (10) and a gap between the electric component (8), and the superposition of the middle elastic piece (4) and the electric drive component (5) is normally applied to the electric component (8), and after the magnetic coil (31) starts to generate electricity The overlap of the magnetic middle elastic piece (4) and the electric drive component (5) is swung to abut against the third plug foot piece (9), the fourth plug foot piece (10), and the magnetic plate piece (33) ) is electrically connected to the magnetic flux bumps (311) to form electrical conduction.

The foregoing is a main technical feature of the main embodiment of the present invention, which corresponds to the content of the first item of the patent application scope of the present application, and the object and the implementation form of the present invention are known in detail, and the technical features described in the remaining subsidiary patent scopes are The detailed description or additional technical features of the first content of the patent application scope, and not to limit the scope of the first paragraph of the patent application scope, it should be noted that the first item of the patent application scope of the present application does not necessarily include the scope of the remaining subsidiary patents. Technical characteristics.

In the operation of the present invention, the operation can be divided into two parts. First, in the state of not generating electricity, please refer to the fifth figure and the fourth figure as an auxiliary reference. When the present invention has not been actuated, The parts where the driving assembly (5) and the middle elastic piece (4) overlap each other will be attached to the electric component (8) in the normal mode, and the magnetic plate piece (33) has not touched the magnetic flux bump (311); When operating electrically, please refer to the sixth figure and use the fourth figure as an auxiliary reference. After the magnetic coil (31) starts to generate electricity, the electromagnetic field will be affected by the magnetic flux bump (311) and the magnetic plate (33). Magnetically causing the magnetic plate piece (33) to drive the middle elastic piece (4) to pivot, and then the portion where the middle elastic piece (4) overlaps with the electric driving component (5) faces the third insertion piece (9), The position of the fourth plug-in foot member (10) is pivoted, so that the overlapping portion is in contact with the third plug-in leg member (9) and the fourth plug-in leg member (10) to complete electrical conduction, but through the driving component The arrangement of (5) increases the conductive area, thereby improving the electrical conductivity between the middle elastic piece (4) and the third insertion piece (9) and the fourth insertion piece (10) of the present invention, and improving the present Invented at high current The use of the environment; Moreover, because the leaf spring (4) having a bent portion, it has appropriate elasticity and length, thus can shorten Chedian assembly (8) in length, and the corresponding The contact point forms a complete planar structure, thereby increasing the spacing between the electrical component (8) and the third plug connector (9) and the fourth plug connector (10), and saving material and cost. Improve the ability of the arc to block.

For a detailed description of the detailed features of the various components of the present invention, first refer to the third figure, and with the fourth figure as an auxiliary description, the middle elastic piece (4) and the electric drive component (5) are further defined in the overlapping positions. a conductive contact (51), the two conductive contacts (51) are formed with a groove, the design of the groove is mainly to prevent power interference, and the two conductive contacts (51) are further respectively provided with a fixed contact a member (52), two ends of each of the fixed contacts (52) respectively penetrate and protrude from two sides of each of the conductive contacts (51), and the two conductive contacts (51) respectively correspond to the third plug-in member (9) and the fourth plug-in leg member (10), and the third plug-in leg member (9) and the fourth plug-in leg member (10) are respectively provided with one end corresponding to the two conductive contacts (51) The fixed contact (52), the conductive contacts (51) on the two fixed contacts (52) are connected to the third plug (9) in a point-to-point manner after the magnetic coil (31) is powered. And a fixed contact (52) of the fourth plug connector (10), thereby ensuring electrical conduction. Referring to the fourth figure, in order to prevent the damage of internal components caused by the generation of excessive current, the present invention is equipped with a resistor (20) to limit the flow of current, and can also be used to adjust the voltage, however, in order to make the resistor The piece (20) can have a definite benefit in the present invention, and thus is disposed between the first pin member (6) and the second pin member (7), and the first pin Both the member (6) and the second plug member (7) are L-shaped and are respectively divided into an upper end (61, 71) and a lower end (62, 72), and the first plug leg member (6) and the second portion The upper end (61, 71) of the plug foot member (7) forms an angle with the lower end (62, 72) (the clip of the present invention is presented at 90 degrees), and at the lower end (62, 72) close to the angle Further, one end further protrudes with a conductive pin (63, 73), and each of the conductive pins (63, 73) forms a gap with the corresponding upper end. The gap is formed mainly by providing two ends of the resistor (20) respectively. Can be sandwiched between the first plug leg (6) and the second plug leg (7), and electrically connected to each other, such that the conduction of the current in the present invention can be limited by the arrangement of the resistor (20) to effectively limit the flow of the current, preventing the turbulence of the transient excessive current and affecting the operation of the various components.

The most important technical feature of the present invention is to increase the contact pitch to enhance the arc breaking effect. Therefore, the arrangement of the middle elastic piece (4) is the core focus of the present invention, so the middle elastic piece (4) further includes a side connecting section (41). a neck section (42) and a contact section (43), as shown in the fourth figure, the side joint section (41) is connected to the outer peripheral side of the side partition (32), and the contact section (43) And the driving component (5) are stacked on each other and fixed on the magnetic plate piece (33), and the two ends of the neck section (42) are respectively connected with the side connecting section (41) and the contact section (43), and the neck section (42) is bent and pointed, and the neck section (42) is bent to allow the contact section (43) to have a space for elastic expansion, and the inner body of the middle piece (4) can be shortened by the overall length. This can achieve the above-mentioned technical features, increase the contact pitch, and achieve the effect of saving material and cost, and then increase the conductive area, the contact pitch and the increase of the conductive area under the overlapping of the driving component (5). Further, the present invention has a considerable degree of progress and practicality; finally, in order to reliably protect the internal coil assembly (3) of the present invention, each of the plug-in feet, and the like The complete use of the base, but does not affect its operation, so the outer peripheral surface of the base (1) further has a snap-fit block (19), and the inner wall of the assembly groove (21) of the enclosure (2) is close to the slot The mouth is recessed to form a shallow groove (22), and the base (1) is installed in the assembly groove (21) and is fastened to the shallow groove (22) by the snap block (19), thus making the base ( 1) After being assembled in the assembly groove (21) of the package (2), it is restricted by the shallow groove (22), and the opposite end of the base (1) inserted into the assembly groove (21) will be aligned with the groove of the assembly groove (21). Cut, only the plug members are exposed, and then the base (1) and the cover (2) are fixed to each other by processing; in addition, any edge of the top surface of the cover (2) is further convex A hanging piece (23) is provided, and the purpose of the hanging piece (23) is to provide the hanging position of the invention to be installed in the position to be installed, and to facilitate the user to be able to clamp and pinch. Insert and remove the parts, please refer to the first figure. The above is only a preferred embodiment for explaining the present invention, and is not intended to limit the invention in any way, so that any modifications relating to the present invention are made in the spirit of the same invention. And the changer, other types that can be implemented and have the same effect, should still be included in the scope of the intention of the present invention.

In summary, the "relay" of the present invention is truly in line with the development of the industry in terms of practicality and cost-effectiveness, and the disclosed structural invention has an unprecedented innovative structure, so it has "novelty". It should be undoubtedly considered that the invention can be more effective than the conventional structure, and therefore has "progressiveness", which fully complies with the requirements of the application requirements of the invention patents of the Chinese Patent Law, and is filed according to law, and please The bureau will review it early and give it affirmation.

Claims (13)

A relay comprising: a base having a plurality of jacks disposed from top to bottom on one side; a housing provided to be coupled to the base; and a coil assembly mounted on the base and The coil assembly includes a magnetic coil, and the other end of the magnetic coil is provided with a magnetic flux bump, a side partition, a magnetic plate and a foot joint, wherein the end of the foot is connected The other end of the electrical connecting magnetic coil penetrates through any two insertion holes of the base, and one end of the side partition is inserted into the base and is disposed around the magnetic coil; and another end of the elastic piece is fixed on the outer peripheral side of the side partition. The other end of the middle elastic piece is located at one end of the magnetic coil and having a magnetic flux bump. The middle elastic piece further comprises a side joint, a neck section and a contact section, and the side joints are assembled to the side partition. The outer peripheral side, and the contact section is overlapped with the electric drive component, and the two ends of the neck section are respectively connected with the side joint section and the contact section, and the neck section is bent and tapered, and the magnetic plate piece is further Fastened to the middle elastic piece and located between the magnetic flux bump and the middle elastic piece, in addition The opposite end of the piece to which the magnetic plate piece is fixed is further provided with a driving component to be closely attached to the middle elastic piece, and the middle elastic piece and the electric driving component are overlapped with each other to further define two conductive contacts; the plurality of plugging pieces are respectively inserted into the group And a plurality of electrical components, which are inserted into the jack and penetrate the base, and one of the two plug-in legs of each of the plug-in legs corresponds to the electric component and the middle elastic piece is attached with the electric drive One end of the component; wherein the magnetic attraction between the magnetic plate and the magnetic coil generates a magnetic field, and further drives the middle elastic piece to oscillate and touches the corresponding two insertion pins in each of the insertion pins, thereby generating a single relay Enter a single output contact control circuit. The relay according to claim 1, wherein the base is combined with a sealing body, and two positioning protrusions, a pin base, a limiting seat and a recess are formed on one side of the corresponding sealing body. The accommodating slot and the plurality of jacks are further divided into a first jack, a second jack, a third jack and a fourth jack, and the third jack and the fourth jack are disposed in the accommodating The first, second, third, and fourth jacks of the slot are provided with a foot joint group and each of the plug legs. The relay of claim 2, wherein each of the plug-in leg members further includes a first plug-in leg member and a second pin-connecting leg member, each having an upper end and a lower end, respectively. The coil is electrically connected to the upper end of the first plug leg and the second plug leg, and the third end of the first plug leg and the second plug leg are respectively inserted into the receiving slot. a jack and a fourth jack; the plug leg further includes a third plug leg, one end of the plug leg is inserted into the first jack and penetrates the base, and the other end of the third plug leg The first plug body is bent upwardly and spaced apart from the electric component; and one end of the fourth plug leg is bent through the second end of the second jack to be fixed to the limit seat, and the fourth plug is fixed at the limit. One end of the seat is disposed at a distance from the electric component and is disposed at the same level as the third plug. The overlap between the middle and the electric drive component is between the third plug and the fourth plug. a gap between the foot member and the electric component, and the superposition of the middle elastic piece and the electric drive component is normally applied to the 掣An electrical component, and after the magnetic coil is activated to generate electricity, the two conductive contacts at the overlapping of the magnetic middle elastic piece and the driving component are oscillated to abut the third plug leg, the fourth plug leg, and the The magnetic plate is attached to the magnetic flux bump to form electrical conduction. According to the relay of claim 3, wherein there are two additional relays The fixed contacts respectively penetrate and protrude from two sides of the two conductive contacts, the two conductive contacts respectively corresponding to the third plug and the fourth plug, and the third plug and the third One end of the two plug-in contacts corresponding to the two conductive contacts is also respectively provided with a fixed contact, and the conductive contacts on the two fixed contacts are contacted to the third pin in a point-to-point manner after the magnetic coil is powered. The fixed contact of the piece and the fourth plug foot. The relay according to claim 3, wherein the first and second plug members are L-shaped and respectively formed with an angle, and the first and second plugs are inserted. The pin member further protrudes a conductive pin at the corner, and a gap is formed between each of the conductive pin and the closest side of the first pin member and the second pin member, and a resistor member is further disposed. The two ends are respectively disposed between the first plug leg and the conductive leg, the second plug leg and the conductive pin, and the resistor is connected to the first plug and the second plug. The pins are electrically connected. According to the relay of claim 1, wherein the outer peripheral surface of the base further has a snap-fit block, and the groove wall surface of the assembly groove is recessed to form a shallow groove near the slot. Moreover, the base is installed in the assembly groove and is fastened to the shallow groove by the snap block, so that the base is inserted into the opposite side of the assembly groove to cut the notch of the package. The relay of claim 1, wherein either edge of the top surface of the enclosure further protrudes from a hanging member. A relay includes: a base having a positioning protrusion on one side, a pin base, a limiting seat, a recess formed with a receiving slot, and a first jack and a second a jack, a third jack and a fourth jack, and the third jack and the fourth jack are disposed at the bottom of the receiving slot a casing having an assembly groove recessed on one side thereof, and the base is mounted and clamped to the slot of the assembly slot; a coil assembly mounted on the base and located in the assembly slot, the coil The assembly includes a magnetic coil, a side spacer and a magnetic plate. The lower end of the side partition is convexly provided with two card bumps inserted into the positioning protrusions, and one end of the magnetic coil is connected to the side partition. Engaging, the other end of the magnetic coil is convexly provided with a magnetic flux bump, and a middle elastic piece is fixed at one end thereof to the outer peripheral side of the side partition plate, and the other end of the middle elastic piece is bent and located at the magnetic coil. One end of the magnetic flux bump is disposed at a distance from the end, and the magnetic plate piece is fixed to the middle elastic piece and located between the magnetic flux bump and the middle elastic piece, and the opposite end of the middle elastic piece fixed with the magnetic plate piece is further The first magnetic plug component and the second female latching component respectively have an upper end and a lower end, and the magnetic coil is electrically connected to the first plug. The upper end of the foot member and the second plug foot member, and the first plug pin member and the second The lower end of the pin member is respectively inserted into the third insertion hole and the fourth insertion hole in the accommodating groove, and the first insertion leg member and the second insertion leg member are penetrated through the base; a third socket member, one end of which is inserted into the first insertion hole and penetrates the base, and the other end of the third insertion leg member is bent upward to be spaced apart from the electric component; The four-pin connector has one end running through the second socket and the other end of the second socket is bent and extended to be fixed to the limiting seat. The end of the fourth socket member fixed to the limiting seat is disposed at a distance from the electrical component and is third. The insertion leg is disposed at the same level, and the overlapping of the middle elastic piece and the electric drive component is a gap between the third insertion leg piece, the fourth insertion leg piece and the electric component, and the middle elastic piece is The superposition of the electric drive component is normally applied to the electric component, and after the magnetic coil starts to generate electricity, the magnetic elastic piece and the electric drive component are superposed and swayed. The third plug connector, the fourth plug connector, and the magnetic plate are attached to the magnetic flux bump to form electrical conduction. The relay according to claim 8, wherein the middle elastic piece and the electric drive component overlap each other to further define two conductive contacts, and two fixed contact members respectively penetrate and protrude from the two conductive contacts On the two sides, the two conductive contacts respectively correspond to the third plug leg and the fourth plug leg, and at the same end of the second plug leg and the fourth plug pin correspond to the two conductive contacts Each of the conductive contacts on the two fixed contacts is in point-to-point contact with the fixed contacts of the third and fourth plug-in members after the magnetic coil is powered. The relay according to claim 8, wherein the first and second plug members are L-shaped and respectively formed with an angle, and the first and second plugs are inserted. The pin member further protrudes a conductive pin at the corner, and a gap is formed between each of the conductive pin and the closest side of the first pin member and the second pin member, and a resistor member is further disposed. The two ends are respectively disposed between the first plug leg and the conductive leg, the second plug leg and the conductive pin, and the resistor is connected to the first plug and the second plug. The pins are electrically connected. The relay according to claim 8, wherein the middle elastic piece further comprises a side joint, a neck section and a contact section, the side joints being assembled on the outer peripheral side of the side partition, and the contact The segment and the driving assembly are superposed on each other, and the two ends of the neck are respectively connected to the side connecting portion and the contact portion, and the neck portion is bent and tapered. According to the relay of claim 8, wherein the outer peripheral surface of the base further has a snap-fit block, and the groove wall surface of the assembly groove of the package is recessed to form a shallow groove near the slot. Moreover, the base is installed in the assembly groove and is fastened to the shallow groove by the snap block, so that the base is inserted into the opposite side of the assembly groove to cut the notch of the package. The relay of claim 8, wherein either edge of the top surface of the enclosure further protrudes from a hanging member.