CN211479948U - High-safety relay convenient for automatic production - Google Patents

Abstract

The utility model relates to an electromagnetic relay, concretely relates to high security relay convenient to automated production belongs to electrical equipment technical field. The high-safety relay convenient for automatic production comprises a base, a shell, a contact component, a magnetic circuit component and a transmission component, wherein the contact component and the magnetic circuit component are inserted on the base; the base is provided with the shell, and each functional component is sealed in the airtight sealed space formed by the shell and the base through glue sealing treatment, so that the adverse effects of dust, harmful waste gas, inflammable and explosive gas and the like on functional components are avoided, and the safety is high.

Description

High-safety relay convenient for automatic production

Technical Field

The invention relates to a relay, in particular to a high-safety relay which is applied to the field of white household appliances and is convenient for automatic production, and belongs to the technical field of electrical equipment.

Background

The white household electrical appliance relay sold on the market at present has a complex product structure, more components and parts are formed, the fixed armature hook structure is complex and bent, the automatic assembly is not facilitated, a plastic partition plate is further arranged at the tail end of the yoke and used for isolating the armature from the yoke, the manufacturing and processing of partial procedures can be completed only by manual operation, the production efficiency is low, the product processing cost is high, and due to the manual operation, the product consistency is not high enough, the product parameters are unstable, and the comprehensive performance and the quality of the product are influenced to a certain degree.

In addition, traditional household electrical appliances relay adopts non-airtight type structure, the product is in the in-service use process, contact the dust easily, easily fire explosive gas and steam etc, just so greatly increased the potential safety hazard of product use, short circuit appears easily, incident such as burning out or electric explosion, especially at the air conditioner, use on the refrigerator, owing to used refrigerating fluid etc., take place when the leakage condition, the potential safety hazard of traditional product just more outstanding, treat to develop a airtight type product urgently, can effectually prevent and keep apart outside gas and relay inside electric arc contact, thereby eliminate various potential safety hazards, the security and the reliability that improve household electrical appliances and use.

Disclosure of Invention

In order to solve the problems, the utility model provides a high-safety relay convenient for automatic production, which has the advantages of simple product structure, convenient processing and assembly and convenient realization of automatic assembly and processing; the totally-sealed airtight structure is adopted, the product safety is greatly improved, various potential safety hazards possibly generated in the using process of the relay are avoided, and the using requirements of white household appliances such as air conditioners and the like are better met.

In order to achieve the above purpose, the utility model provides a following technical scheme: a high-safety relay convenient for automatic production comprises a base, a shell, a contact assembly, a magnetic circuit assembly and a transmission assembly, wherein the contact assembly and the magnetic circuit assembly are inserted on the base; the pin is powered off, the electromagnetic field disappears, the elastic sheet resets by utilizing self-rebounding counter force to pull back the armature, so that the push rod at the tail end of the armature is driven to move reversely, the push rod pulls back the movable reed, and the movable contact and the static contact are separated and disconnected; a square shell is arranged on a base inserted with functional components, and all the functional components are sealed in an airtight sealed space formed by the shell and the base through glue sealing treatment.

The utility model relates to a high-safety relay convenient for automatic production, wherein a contact component consists of a static spring foot, a movable spring, a static contact and a movable contact, the static contact is riveted at the top end of the static spring foot, and the static spring foot is inserted on a base; the movable contact is riveted on the top of the movable spring, and the top of the movable spring extends outwards from the riveting position of the contact to form an inserting plate which is inserted into the push rod; the triangle at the tail end of the movable spring is provided with three riveting points which are riveted with the top of the movable spring foot into a whole, the movable spring is vertical to the movable spring foot, and the movable spring foot is inserted on the base.

High security relay convenient to automated production, wherein drive assembly comprises armature, shell fragment and push rod, wherein the yoke fixed plate of shell fragment with the yoke is riveted together, the armature fixed plate of shell fragment with the riveting of armature top is in the same place, and armature afterbody stiff end inserts realize in the mounting groove of push rod that armature and push rod are connected.

High security relay convenient to automated production, wherein the shell fragment is the rectangular plate right angle of a middle fretwork and bends the integrative structure that forms, and the both ends are mutually vertically armature fixed plate and yoke fixed plate respectively, set up two round holes on the fixed plate respectively as the riveting hole, be an arc buffer board in the middle of two fixed plates, and the fretwork rectangular hole in the middle of the shell fragment is as the hole of stepping down, and the installation that is used as armature steps down, gives the good elasticity of shell fragment simultaneously, wherein the armature fixed plate with the riveting of the riveting at armature top, the yoke fixed plate with the riveting of the riveting on the yoke.

High security relay convenient to automated production, wherein armature is bending structure, one end be equipped with two riveting posts with the armature fixed plate riveting of shell fragment, the other end is rectangular shape stiff end, inserts in the mounting groove of push rod, is equipped with a chucking piece on the stiff end, during the card hole of withholding the push rod, stiff end one side is equipped with a point and glues the mouth, and the point with the point of push rod glues the hole cooperation, realizes stiff end and push rod's connection through gluing more firmly.

The utility model discloses a high security relay convenient to automated production, wherein the push rod comprises mounting groove and baffle, the baffle links to each other with the mounting groove vertically, is equipped with a spacing mouth in the middle of the rectangular baffle, with the picture peg cooperation of movable contact spring; the mounting groove is a hollow rectangular groove, and opening one end is used as the cartridge the armature stiff end is equipped with a through-hole as the card hole on the top surface of mounting groove, with the chucking piece fastening cooperation of stiff end, be equipped with a point and glue the hole on one side of the mounting groove, with the cooperation of the mouth is glued to the point of armature.

High security relay convenient to automated production, wherein base and shell adopt gas tightness seal structure, the bottom plate edge cooperation of shell top and base, the shell top surface is a little higher than the bottom surface of the bottom plate of base, shell top seals glue edge a week and establishes interior step, the base bottom plate inlays on the interior step of shell, respectively establish a protruding slope fixture block at shell both sides middle part, with the draw-in groove cooperation fastening on the base bottom plate, the outer fringe is equipped with the caulking groove all around in the bottom surface of the bottom plate of base and glues the groove as the point, the gas tightness of processing realization shell and bottom plate is sealed through the point.

The utility model relates to a high-safety relay convenient for automatic production, wherein the shell body is a rectangular box with an open end, two installation wings are arranged on one side of an installation surface, and each installation wing is provided with an installation hole which is connected and matched with a connector and used for installing and fixing the relay; the shell inside wall is provided with a small rectangular pressure-resistant partition plate I corresponding to the position of the movable spring assembly, a long rectangular pressure-resistant partition plate II corresponding to the position between the contact assembly and the magnetic circuit assembly is arranged in the bottom of the shell, and two limiting plates, namely a movable spring foot limiting plate and a static spring foot limiting plate, are arranged at the positions corresponding to the movable spring foot and the static spring foot action end.

The technical scheme has the following beneficial effects: according to the technical scheme, the contact assembly, the magnetic circuit assembly and the transmission assembly are sealed in a sealed space formed by the shell and the base to form an airtight sealing structure, so that the adverse effects of dust, harmful waste gas, inflammable and explosive gas and the like on functional parts of a product are effectively eliminated, and the safety of the product is greatly improved; the transmission component in the technical scheme comprises an armature, an elastic sheet and a push rod, wherein a yoke iron fixing plate of the elastic sheet is riveted with a yoke iron of the magnetic circuit component, an armature iron fixing plate of the elastic sheet is riveted with the top of the armature, the tail end fixing end of the armature is inserted into an installation groove of the push rod to realize the connection of the armature and the push rod, the product structure is simple and convenient to process, the assembly action among all the components is simple, the automatic transfer is convenient to realize, the traditional relay adopts a spring connection mode, the spring structure is similar to an S shape, one end is hung on the yoke iron, the other end is hung on the armature, hanging heads at two ends need to be accurately arranged in fixing holes of the armature and the yoke iron, the yoke iron hole is arranged at the matching part of the yoke iron and a base, the assembly precision requirement is high, the difficulty is high, the automatic operation is not facilitated, and the spring only plays a fixing role, but also plays, the armature fixing plate at one end of the elastic sheet is riveted and fixed with the armature, the yoke iron at the other end of the elastic sheet is riveted and fixed with the yoke iron fixing plate, the two fixing plates are mutually vertical, the middle parts of the two fixing plates are connected through an arc-shaped buffer plate, when the relay is electrified, the attracted armature drives the push rod and the movable spring leaf to act, and after the power is off, the elastic sheet utilizes the arc-shaped buffer plate with a certain angle in the middle part to pull back the armature and drive the push rod and the movable spring leaf, so that the movable contact and the fixed contact are separated; in the technical scheme, the push rod consists of an installation groove and a baffle, the baffle is vertically connected with the installation groove, and a limit opening is arranged in the middle of the rectangular baffle and matched with the inserting plate of the movable spring plate; the mounting groove is a hollow rectangular groove, one end of the opening is used for inserting the fixed end of the armature, a through hole is arranged on the top surface of the mounting groove and used as a clamping hole, the through hole is tightly matched with a clamping block of the fixed end, one side of the mounting groove is provided with a dispensing hole which is matched with a dispensing opening of the armature, the structure is simple in action, the fixed end of the armature only needs to be inserted into the mounting groove of the push rod, automatic operation can be conveniently carried out, the traditional relay adopts a double-buckle structure, two sides of the head of the armature are sleeved into two sides of the push rod, the head of the armature is often larger than two sides of the push rod, otherwise, the push rod cannot be fixed, the double-buckle is difficult; according to the technical scheme, the pressure-resistant partition plate I and the pressure-resistant partition plate II are arranged in the shell, so that the creepage distance between the electromagnetic assembly and the contact assembly is effectively increased, and the pressure resistance of the relay is greatly improved; in addition, the limiting plates are correspondingly arranged at the action ends of the movable spring feet and the static spring feet, so that when the relay is plugged and pulled out in the actual use process, the movable spring feet and the static spring feet are not easy to loosen and damage.

The present invention will be further described with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic diagram of the operation of the present embodiment.

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

Fig. 3 is a schematic view illustrating the transmission assembly, the movable spring assembly and the yoke in the present embodiment.

Fig. 4 is a schematic diagram of the transmission assembly, the movable spring assembly and the yoke in the present embodiment in a power-off matching manner.

Fig. 5 is a schematic view of the transmission assembly and the yoke in the embodiment in electrical engagement.

Fig. 6 is a schematic view of the spring plate structure of the present embodiment.

Fig. 7 is a schematic view of the armature structure of the present embodiment.

Fig. 8 is a schematic view of the push rod structure of the present embodiment.

Fig. 9 is a schematic view of the airtight type sealing structure of the present embodiment.

Fig. 10 is a schematic view of the housing structure of the present embodiment.

Fig. 11 is a bottom view of the base assembly of the present embodiment.

In the figure: 1, 11 bottom plates, 111 caulking grooves, 112 clamping grooves, 2 shells, 21 inner steps, 22 clamping blocks, 23 pressure plates I, 24 pressure plates II, 25 moving spring pin limiting plates, 26 static spring pin limiting plates, 27 mounting wings, 3 magnetic circuit components, 31 coils, 32 yokes, 321 riveting columns, 33 iron cores, 34 lead pins, 4 contact components, 41 static spring pins, 42 moving spring pins, 43 moving spring pieces, 431 inserting plates, 44 static contacts, 45 moving contacts, 5 transmission components, 51 elastic pieces, 511 armature fixing plates, 512 yoke fixing plates, 513 buffer plates, 514 abdicating holes, 515 riveting holes, 52 armatures, 521 riveting columns, 522, fixed ends, 5221 clamping blocks, 5222 glue dispensing holes, 53 push rods, 531 baffle plates, 5311 limiting holes, 532 mounting grooves, 5321 clamping holes and 5322 glue dispensing holes.

Detailed Description

The high-safety relay convenient for automatic production has the advantages of simple product structure, convenience in processing and assembly, and convenience in realizing automatic assembly and processing; the totally-sealed airtight structure is adopted, the product safety is greatly improved, various potential safety hazards possibly generated in the using process of the relay are avoided, and the using requirements of white household appliances such as air conditioners and the like are better met.

Fig. 1 is a schematic structural diagram of the present embodiment, fig. 2 is an exploded view of the present embodiment, fig. 3 is a schematic diagram of an electrical connection and cooperation of a transmission assembly, a movable spring assembly and a yoke in the present embodiment, and fig. 4 is a schematic diagram of an electrical disconnection and cooperation of the transmission assembly, the movable spring assembly and the yoke in the present embodiment.

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, in order to achieve the above object, the embodiment of the present invention provides a high safety relay convenient for automatic production, which is composed of a base 1, a housing 2, a contact component 4, a magnetic circuit component 3 and a transmission component 5, wherein the contact component 4 and the magnetic circuit component 3 are inserted into the base 1, one end of a spring 51 of the transmission component 5 is riveted to a yoke 32 of the magnetic circuit component 3, the other end of the spring is riveted to an armature 52, a tail end of the armature 52 is inserted into an installation groove 532 of a push rod 53, when a lead pin 34 of the magnetic circuit component 3 is energized, an iron core 33 and the yoke 32 generate an electromagnetic field to attract the armature 52, and then the push rod 53 is driven to move, the push rod 53 pushes a movable spring 43 to move toward the direction of the stationary spring component, and the movable contact 45 and; the pin 34 is powered off, the electromagnetic field disappears, the elastic sheet 51 resets by utilizing self-rebounding counter force, the armature 52 is pulled back, the push rod 53 at the tail end of the armature 52 is driven to move reversely, the push rod 53 pulls back the spring sheet 43, and the movable contact 45 and the fixed contact 44 are separated and disconnected; a square housing 2 is arranged on a base 1 inserted with functional components, and all the functional components are sealed in an airtight sealed space formed by the housing 2 and the base 1 through glue sealing treatment.

The embodiment of the utility model provides a high security relay convenient to automated production, wherein contact assembly 4 comprises quiet spring foot 41, movable spring foot 42, movable contact spring 43, stationary contact 44 and movable contact 45, and stationary contact 44 is riveted on quiet spring foot 41 top, and quiet spring foot 41 cartridge is on base 1; the movable contact 45 is riveted on the top of the movable spring 43, and the top of the movable spring 43 extends outwards from the contact riveting position to form an inserting plate 431 which is inserted into the pushing rod 53; the triangle at the tail end of the movable spring 43 is provided with three riveting points which are riveted with the top of the movable spring foot 42 into a whole, the movable spring 43 is vertical to the movable spring foot 42, and the movable spring foot 42 is inserted on the base 1.

Fig. 5 is an illustration of the conductive fit between the transmission assembly and the yoke in this embodiment, as shown in fig. 3, fig. 4 and fig. 5, in the embodiment of the present invention, the transmission assembly 5 is composed of an armature 52, a spring 51 and a push rod 53, wherein the yoke fixing plate 511 of the spring 51 is riveted to the yoke 32, the armature fixing plate 512 of the spring 51 is riveted to the top of the armature 52, and the tail fixing end 522 of the armature 52 is inserted into the mounting groove 532 of the push rod 53 to connect the armature 52 and the push rod 53.

Fig. 6 is this embodiment shell fragment structure sketch map, as shown in fig. 5, fig. 6, the embodiment of the utility model provides a high security relay convenient to automated production, wherein shell fragment 51 is the rectangular plate right angle of middle fretwork and bends the integrative structure that forms, both ends are mutually perpendicular's armature fixed plate 511 and yoke fixed plate 512 respectively, set up two round holes on the fixed plate respectively as riveting hole 515, be an arc buffer board 513 in the middle of two fixed plates, the fretwork rectangular hole in the middle of the shell fragment 51 is as stepping down hole 514, the installation that is used as armature 52 steps down, give shell fragment 51 good elasticity simultaneously, wherein armature fixed plate 511 with the riveting of the riveting 521 at armature 52 top, yoke fixed plate 512 with the riveting of the riveting 321 on the yoke 32.

Fig. 7 is this embodiment's armature structure sketch map, as shown in fig. 5, 7, the embodiment of the utility model provides a high security relay convenient to automated production, wherein armature 52 is bending structure, one end be equipped with two riveting columns 521 with the armature fixed plate 511 riveting of shell fragment 51, the other end is rectangular shape stiff end 522, insert in the mounting groove 532 of push rod 53, be equipped with a chucking piece 5221 on the stiff end 522, during the buckle hole 5321 of push rod 53, 522 stiff end one side is equipped with a point and glues mouth 5222, with the cooperation of the gluey hole 5322 of the point of push rod 53, through the point glue more firm realization stiff end 522 and the being connected of push rod 53.

Fig. 8 is a schematic structural view of the push rod in this embodiment, and as shown in fig. 5 and 8, in the embodiment of the present invention, the high safety relay convenient for automatic production is provided, wherein the push rod 53 is composed of an installation groove 532 and a baffle 531, the baffle 531 is vertically connected to the installation groove 532, a limiting opening 5311 is arranged in the middle of the rectangular baffle 531, and is matched with the plug board 431 of the movable reed 43; the mounting groove 532 is a hollow rectangular groove, one end of the opening is used for inserting the fixed end 522 of the armature 52, a through hole is arranged on the top surface of the mounting groove 532 and is used as a clamping hole 5321 and is tightly matched with the clamping block 5221 of the fixed end 522, and a glue dispensing hole 5322 is arranged on one side of the mounting groove 532 and is matched with the glue dispensing hole 5222 of the armature 52.

Fig. 9 is a schematic view of the airtight type sealing structure of the present embodiment, fig. 10 is a schematic view of the housing structure of the present embodiment, fig. 11 is a bottom view of the base assembly of the present embodiment, as shown in fig. 9, 10 and 11, the high safety relay according to the embodiment of the present invention is convenient for automatic production, wherein the base 1 and the shell 2 adopt an airtight sealing structure, the top end of the shell 2 is matched with the edge of the bottom plate 11 of the base 1, the top surface of the shell 2 is slightly higher than the bottom surface of the bottom plate 11 of the base 1, an inner step 21 is arranged on the periphery of the sealing glue edge at the top end of the shell 2, the bottom plate 11 of the base 1 is embedded on the inner step 21 of the shell 2, the middle parts of two sides of the shell 2 are respectively provided with a convex slope fixture block 22 which is matched and fastened with a clamping groove 112 on the bottom plate 11 of the base 1, the periphery of the bottom surface of the bottom plate 11 of the base 1 is provided with a caulking groove serving as a glue dispensing groove 111, and the shell 2 and the bottom plate 11 are hermetically sealed through glue dispensing processing.

The embodiment of the utility model provides a high security relay convenient to automated production, wherein shell 2 casing is the rectangle box that one end is uncovered, is equipped with two installation wings 27 on installation face one side, is equipped with a mounting hole on each installation wing 27, and is connected the cooperation with the connector, is used for installing fixed relay; the inner side wall of the shell is provided with a small rectangular pressure-resistant partition I23 corresponding to the position of the movable spring component, a long rectangular pressure-resistant partition II24 corresponding to the space between the contact component 4 and the magnetic circuit component 4 is arranged in the bottom of the shell, and two limiting plates are arranged at the positions corresponding to the action ends of the movable spring foot 42 and the static spring foot 41, namely a movable spring foot limiting plate 25 and a static spring foot limiting plate 26.

This embodiment is used for the purpose of illustration only, and is not intended to limit the present invention, and those skilled in the art can also make corresponding deformation and modification within the scope of the present invention, so that any equivalent embodiments all belong to the scope of the present invention.

Claims (8)

1. High security relay convenient to automated production comprises base, shell, contact assembly, magnetic circuit subassembly and transmission assembly, its characterized in that: when the lead pins of the magnetic circuit component are electrified, the iron core and the yoke iron generate an electromagnetic field to attract the armature, so as to drive the push rod to move, the push rod pushes the movable spring leaf to move towards the direction of the static spring component, and the movable contact and the static contact are contacted to realize attraction; the pin is powered off, the electromagnetic field disappears, the elastic sheet resets by utilizing self-rebounding counter force to pull back the armature, so that the push rod at the tail end of the armature is driven to move reversely, the push rod pulls back the movable reed, and the movable contact and the static contact are separated and disconnected; a square shell is arranged on a base inserted with functional components, and all the functional components are sealed in an airtight sealed space formed by the shell and the base through glue sealing treatment.

2. The high safety relay facilitating automatic production according to claim 1, wherein: the contact assembly consists of a static spring foot, a movable spring, a static contact and a movable contact, the static contact is riveted at the top end of the static spring foot, and the static spring foot is inserted on the base; the movable contact is riveted on the top of the movable spring, and the top of the movable spring extends outwards from the riveting position of the contact to form an inserting plate which is inserted into the push rod; the triangle at the tail end of the movable spring is provided with three riveting points which are riveted with the top of the movable spring foot into a whole, the movable spring is vertical to the movable spring foot, and the movable spring foot is inserted on the base.

3. The high-safety relay convenient for automatic production according to claim 1, wherein the transmission assembly comprises an armature, an elastic piece and a push rod, wherein a yoke fixing plate of the elastic piece is riveted with the yoke, an armature fixing plate of the elastic piece is riveted with the top of the armature, and a fixed end of the tail of the armature is inserted into a mounting groove of the push rod to realize connection between the armature and the push rod.

4. A high-safety relay facilitating automatic production according to claim 1 or claim 3, wherein: the elastic piece is of an integral structure formed by bending a rectangular plate with a hollow middle part at right angles, the two ends of the elastic piece are respectively an armature fixing plate and a yoke fixing plate which are perpendicular to each other, two round holes are respectively arranged on the fixing plates and used as riveting holes, an arc-shaped buffer plate is arranged between the two fixing plates, the hollow rectangular hole in the middle of the elastic piece is used as a yielding hole and used for installing the armature, good elasticity is given to the elastic piece, the armature fixing plate is riveted with a riveting column at the top of the armature, and the yoke fixing plate is riveted with a riveting column on the yoke.

5. A high-safety relay facilitating automatic production according to claim 1 or claim 3, wherein: wherein armature is bending structure, one end be equipped with two riveting posts with the armature fixed plate riveting of shell fragment, the other end is rectangular shape stiff end, inserts in the mounting groove of push rod, is equipped with a chucking piece on the stiff end, during the card hole of detaining the push rod, stiff end one side is equipped with a point and glues the mouth, with the point of push rod glue the hole cooperation, through gluing more firm realization stiff end and the being connected of push rod.

6. A high-safety relay facilitating automatic production according to claim 1 or claim 3, wherein: the push rod consists of an installation groove and a baffle plate, the baffle plate is vertically connected with the installation groove, and a limiting opening is arranged in the middle of the rectangular baffle plate and is matched with the inserting plate of the movable spring plate; the mounting groove is a hollow rectangular groove, and opening one end is used as the cartridge the armature stiff end is equipped with a through-hole as the card hole on the top surface of mounting groove, with the chucking piece fastening cooperation of stiff end, be equipped with a point and glue the hole on one side of the mounting groove, with the cooperation of the mouth is glued to the point of armature.

7. The high safety relay facilitating automatic production according to claim 1, wherein: wherein base and shell adopt gas tightness seal structure, the shell top cooperates with the bottom plate edge of base, the shell top surface is higher than the bottom surface of the bottom plate of base, the shell top seals a glue edge a week and establishes the interior step, the base bottom plate inlays on the interior step of shell, respectively establish a protruding slope fixture block in the middle part of the shell both sides, with the draw-in groove cooperation fastening on the base bottom plate, the bottom surface of the bottom plate of base outer fringe all around is equipped with the caulking groove as some glue groove, the gas tightness of shell and bottom plate is sealed through some glue processing realization.

8. The high-safety relay facilitating automatic production according to claim 1 or claim 7, characterized in that: the shell is a rectangular box with one open end, two mounting wings are arranged on one side of a mounting surface, and each mounting wing is provided with a mounting hole which is connected and matched with a connector assembly and used for mounting and fixing a relay; the shell inside wall is provided with a small rectangular pressure-resistant partition plate I corresponding to the position of the movable spring assembly, a long rectangular pressure-resistant partition plate II corresponding to the position between the contact assembly and the magnetic circuit assembly is arranged in the bottom of the shell, and two limiting plates, namely a movable spring foot limiting plate and a static spring foot limiting plate, are arranged at the positions corresponding to the movable spring foot and the static spring foot action end.

Images