CN212380370U

CN212380370U - High-power automatic reset magnetic latching relay

Info

Publication number: CN212380370U
Application number: CN202021049548.2U
Authority: CN
Inventors: 黄成贵
Original assignee: Ningbo Xinchuangzhi Electrical Appliance Co ltd
Current assignee: Ningbo Xinchuangzhi Electrical Appliance Co ltd
Priority date: 2020-06-09
Filing date: 2020-06-09
Publication date: 2021-01-19
Anticipated expiration: 2030-06-09

Abstract

The utility model provides a high-power automatic re-setting magnetic latching relay belongs to relay technical field. The high-power automatic reset magnetic latching relay comprises a magnetic latching relay body and a magnetic latching relay mounting assembly. Magnetic latching relay installation component includes protection casing, joint spare and stainless steel butt joint plate, and stainless steel butt joint plate is including installation slab, elastic metal butt joint cover and recess, and elastic metal butt joint cover is connected to the installation slab, and two recesses are seted up respectively in the opposite side of elastic metal butt joint cover and installation slab, and the joint spare includes L shape metal picture peg and rubber arch, and L shape metal picture peg is pegged graft with elastic metal butt joint cover, and the magnetic latching relay body is put inside the protection casing. The magnetic latching relay mounting assembly can utilize the L-shaped metal insertion plate and the elastic metal butt joint cover to be matched with the protective cover to fix the protective cover to a required position, so that the convenience of mounting and dismounting the magnetic latching relay body can be improved on the basis of a protective structure.

Description

High-power automatic reset magnetic latching relay

Technical Field

The utility model relates to a relay field particularly, relates to a high-power automatic re-setting magnetic latching relay.

Background

The high-power magnetic latching relay generally has an automatic reset performance and can automatically switch on and off a circuit.

At present, in order to carry out better protection to magnetic latching relay, can pass through the screw installation with it to the protection casing inside usually, pass through the screw installation with the protection casing again on the wall or cabinet body inner wall, the quick installation dismantlement of magnetic latching relay is not convenient for to this kind of fixed mode.

SUMMERY OF THE UTILITY MODEL

In order to compensate the above deficiency, the utility model provides a high-power automatic re-setting magnetic latching relay aims at improving the problem that present magnetic latching relay is not convenient for carry out quick assembly disassembly on the basis that adds the protection casing.

The utility model discloses a realize like this:

the utility model provides a high-power automatic re-setting magnetic latching relay, including magnetic latching relay body and magnetic latching relay installation component.

Magnetic latching relay installation component includes protection casing, joint spare and stainless steel butt joint plate and the buffering of magnetic latching relay and supports the piece, stainless steel butt joint plate is including installation slab and elastic metal butt joint cover and recess, the fixed orifices has been seted up on the mounting panel, elastic metal butt joint cover is connected to installation slab outer wall, the recess sets up to two, two the recess is seted up respectively elastic metal butt joint cover with the opposite side of installation slab, the joint spare includes L shape metal picture peg and rubber arch, L shape metal picture peg with elastic metal butt joint covers the activity and pegs graft, rubber arch with the recess lock joint, the magnetic latching relay body place in inside the protection casing.

In an embodiment of the present invention, the inner wall of the protective cover has an insulating coating, and the inner wall of the protective cover is further coated with a fireproof coating.

The utility model discloses an in one embodiment, the inside overload protection ware body that still installs of protection casing, the magnetic latching relay buffering is supported tight and is set up to two the magnetic latching relay buffering is supported tight and is all including the spring, support tight board and L shape inserted bar and plug bush.

In an embodiment of the present invention, two of the plug bushes are connected to the inner rear wall of the protection cover, and two of the L-shaped plug rods are respectively adhered to the overload protector body and the rear wall of the magnetic latching relay body.

The utility model discloses an in one embodiment, two the bottom still all fills there is the rubber column in the plug bush, the rubber column is hugged closely to corresponding L shape inserted bar is terminal.

In an embodiment of the present invention, the spring and the tightening plate are both set to two, two the spring is connected to the top in the protection cover respectively, two the tightening plate is connected to the corresponding spring bottom respectively.

The high-power automatic reset magnetic latching relay further comprises two heat dissipation assemblies, wherein each heat dissipation assembly comprises an L-shaped metal cooling fin and a silica gel pad.

In an embodiment of the present invention, two of the L-shaped metal fins are respectively connected to two sidewalls of the protective cover through, and two of the silica gel pads are adhered to the outer wall of the corresponding L-shaped metal fins.

In an embodiment of the present invention, the front end of the protection cover is hinged to a door body, and a sealing rubber strip attached to the protection cover is adhered to the rear wall of the door body.

The utility model discloses an in the embodiment, the through wires hole has been seted up to the protection casing bottom, and the intrinsic polyurethane rubber circle is glued to the through wires downthehole wall.

The utility model has the advantages that: the utility model discloses a high-power automatic re-setting magnetic latching relay that above-mentioned design obtained, during the use, adopt two L shape inserted bars to cement in advance respectively or adopt the fix with screw at magnetic latching relay body and overload protection ware body rear end face, then peg graft respectively two L shape inserted bars and get into in the plug bush that corresponds, it is comparatively convenient that the installation is dismantled, dock the installation slab in advance to certain wall body or other required position departments through the fixed orifices, peg graft with the L shape metal picture peg of outer wall behind the protection casing and elastic metal butt joint cover again, make two protruding and corresponding recess lock joints of rubber, do benefit to the dismantlement of follow-up protection casing, can promote the convenience of follow-up magnetic latching relay body installation dismantlement on the basis that has protective structure like this.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a high-power automatic reset magnetic latching relay provided by an embodiment of the present invention;

fig. 2 is a schematic structural view of a connection relationship between the clip member and the stainless steel docking plate according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a positional relationship among the heat dissipation assembly, the protective cover, the magnetic latching relay body, and the overload protector body according to an embodiment of the present invention;

fig. 4 is a schematic view of a connection relationship structure between the overload protector body and the tightening plate and the plug bush according to an embodiment of the present invention.

In the figure: 10-a magnetic latching relay body; 20-a magnetically held relay mounting assembly; 210-a shield; 220-a clip; 221-L-shaped metal insertion plates; 222-rubber bumps; 230-stainless steel docking plate members; 231-mounting a slab; 232-elastic metal docking hood; 233-grooves; 234-fixing hole; 240-magnetic latching relay buffer abutment; 241-a spring; 242-a hold-down plate; 243-L-shaped inserted link; 244-plug bush; 245-rubber column; 250-a door body; 260-overload protector body; 30-a heat dissipation assembly; 310-L-shaped metal heat sink; 320-silica gel pad.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1, the present invention provides a high-power automatic reset magnetic latching relay, which includes a magnetic latching relay body 10 and a magnetic latching relay mounting assembly 20.

The magnetic latching relay body 10 adopts a magnetic latching relay with an automatic reset function, and has an automatic connection and disconnection function on a circuit; the magnetic latching relay mounting assembly 20 can mount the magnetic latching relay body 10 to the rear outer wall of the shield 210 by using the cooperation of the L-shaped insert rod 243 and the insert sleeve 244, and can fix the shield 210 to a certain wall or other required positions by using the cooperation of the L-shaped metal insert plate 221 and the elastic metal butt cover 232, so that the mounting and dismounting convenience of the magnetic latching relay body 10 can be improved on the basis of a protective structure.

Referring to fig. 1 and 2, the magnetic latching relay mounting assembly 20 includes a protective cover 210, a clamping member 220, a stainless steel butt-joint plate 230, and a magnetic latching relay buffer abutting member 240, the protective cover 210 is made of soft magnetic material to increase the anti-interference effect of the magnetic latching relay body 10, the inner wall of the protective cover 210 has an insulating coating, the inner wall of the protective cover 210 is further coated with a fireproof coating, the fireproof coating is coated on the outer wall of the insulating coating, the protective effect of the protective cover 210 can be increased by the arrangement of the insulating coating and the fireproof coating, a threading hole is formed at the bottom of the protective cover 210, a polyurethane rubber ring is adhered to the inner wall of the threading hole, the threading hole can play a role of penetrating the overload protector body 260 and the magnetic latching relay body 10, the sealing performance of the threading hole and the wire can be conveniently improved by the arrangement of the polyurethane rubber, the front end of the protective cover 210 is hinged with a door body 250, and a sealing rubber strip tightly attached to the protective cover 210 is adhered to the periphery of the rear wall of the door body 250.

The stainless steel butt joint plate 230 comprises an installation plate 231, an elastic metal butt joint cover 232 and two grooves 233, fixing holes 234 are formed in the installation plate 231, the elastic metal butt joint cover 232 is connected to the outer wall of the installation plate 231, the two grooves 233 are formed in the two opposite sides of the elastic metal butt joint cover 232 and the installation plate 231 respectively, the clamping piece 220 comprises an L-shaped metal inserting plate 221 and a rubber protrusion 222, the L-shaped metal inserting plate 221 is movably inserted into the elastic metal butt joint cover 232, the rubber protrusion 222 is buckled with the grooves 233, the magnetic latching relay body 10 is placed inside the protective cover 210, the protective cover 210 and components thereof can be used for insulating, fireproof and heat dissipation protection of the magnetic latching relay body 10, and therefore the service life of the magnetic latching relay body 10 can be maintained conveniently.

Referring to fig. 1 and 3 and fig. 4, an overload protector body 260 is further installed inside the protective cover 210, the overload protector body 260 is electrically connected to the magnetic latching relay body 10, and when the load current of the magnetic latching relay body 10 exceeds a certain value, the overload protector body 260 automatically trips to protect the power bus from being broken, so as to avoid burning the magnetic latching relay body 10.

The two magnetic latching relay buffer abutting pieces 240 are provided, each of the two magnetic latching relay buffer abutting pieces 240 comprises a spring 241, an abutting plate 242, an L-shaped insertion rod 243 and an insertion sleeve 244, each of the two insertion sleeves 244 is connected to the inner rear wall of the protective cover 210, the insertion sleeves 244 and the inner rear wall of the protective cover 210 are integrally formed, the two L-shaped insertion rods 243 are respectively adhered to the rear walls of the overload protector body 260 and the magnetic latching relay body 10, rubber columns 245 are further filled at the bottoms of the two insertion sleeves 244, the rubber columns 245 are tightly attached to the tail ends of the corresponding L-shaped insertion rods 243, the two springs 241 and the abutting plate 242 are provided in two numbers, the two springs 241 are respectively connected to the inner top of the protective cover 210, the two abutting plates 242 are respectively connected to the bottom ends of the corresponding springs 241, and the two ends of the springs 241 are respectively connected with the abutting plates 242 and.

Referring to fig. 3, the high-power automatic-resetting magnetic latching relay further includes two heat dissipation assemblies 30, each of the two heat dissipation assemblies 30 includes an L-shaped metal heat sink 310 and a silica gel pad 320, the two L-shaped metal heat sinks 310 are respectively connected to two side walls of the shield 210 in a penetrating manner, the two silica gel pads 320 are fixedly attached to outer walls of the corresponding L-shaped metal heat sinks 310, and the two silica gel pads 320 are respectively attached to the corresponding overload protector body 260 and the side wall of the magnetic latching relay body 10.

The working principle of the high-power automatic reset magnetic latching relay is as follows: two L-shaped insertion rods 243 are respectively adhered to the rear end faces of the magnetic latching relay body 10 and the overload protector body 260 by strong glue, then the two L-shaped insertion rods 243 are respectively inserted into corresponding insertion sleeves 244, the installation and the disassembly are convenient, meanwhile, the magnetic latching relay body 10 and the overload protector body 260 can be buffered and protected by matching of rubber columns 245, abutting plates 242 and springs 241, the installation plate 231 is pre-installed on a certain wall body or other required positions through fixing holes 234, then the L-shaped metal insertion plate 221 of the rear outer wall of the protective cover 210 is inserted into the elastic metal butt-joint cover 232, so that the two rubber protrusions 222 are buckled with the corresponding grooves 233, the installation and the disassembly of the protective cover 210 are facilitated, the convenience of the installation and the disassembly of the magnetic latching relay body 10 can be improved on the basis of a protective structure, and heat absorption can be facilitated by utilizing the silica gel pads 320 respectively attached to the side walls of the overload protector body 260 and the magnetic latching relay body 10 The heat conduction, the L-shaped metal heat sink 310 can rapidly transfer the absorbed heat to the outside of the shield cap 210.

It should be noted that the specific model specifications of the magnetic latching relay body 10 and the overload protector body 260 need to be determined by model selection according to the actual specification of the device, and the specific model selection calculation method adopts the prior art, so detailed description is omitted.

The power supply of the magnetic latching relay body 10 and the overload protector body 260 and the principle thereof will be apparent to those skilled in the art and will not be described in detail herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A high-power automatic reset magnetic latching relay is characterized by comprising

Magnetic latching relay body (10):

the magnetic latching relay mounting assembly (20) comprises a protective cover (210), a clamping piece (220), a stainless steel butt joint plate piece (230) and a magnetic latching relay buffering and abutting piece (240), the stainless steel butt joint plate piece (230) comprises a mounting plate piece (231), an elastic metal butt joint cover (232) and two grooves (233), a fixing hole (234) is formed in the mounting plate piece (231), the elastic metal butt joint cover (232) is connected to the outer wall of the mounting plate piece (231), the two grooves (233) are respectively formed in the opposite sides of the elastic metal butt joint cover (232) and the mounting plate piece (231), the clamping piece (220) comprises an L-shaped metal inserting plate (221) and a rubber bulge (222), and the L-shaped metal inserting plate (221) is movably inserted into the elastic metal butt joint cover (232), the rubber bulge (222) is buckled with the groove (233), and the magnetic latching relay body (10) is placed inside the protective cover (210).

2. The high-power automatic-resetting magnetic latching relay according to claim 1, characterized in that the inner wall of the protective cover (210) is provided with an insulating coating, and the inner wall of the protective cover (210) is coated with a fireproof coating.

3. The high-power automatic-resetting magnetic latching relay according to claim 1, characterized in that an overload protector body (260) is further installed inside the protective cover (210), the number of the magnetic latching relay buffer abutting pieces (240) is two, and each of the two magnetic latching relay buffer abutting pieces (240) comprises a spring (241), an abutting plate (242), an L-shaped insertion rod (243) and an insertion sleeve (244).

4. A high power automatic reset magnetic latching relay according to claim 3 characterized in that both the plug bushes (244) are connected to the inner rear wall of the protection cover (210), and both the L-shaped plug rods (243) are adhered to the overload protector body (260) and the rear wall of the magnetic latching relay body (10), respectively.

5. The high-power automatic-resetting magnetic latching relay according to claim 3, characterized in that the bottom of each of the two plug bushes (244) is further filled with a rubber column (245), and the rubber columns (245) are closely attached to the ends of the corresponding L-shaped plug rods (243).

6. The high-power automatic-resetting magnetic latching relay according to claim 3, wherein the number of the springs (241) and the abutting plates (242) is two, the two springs (241) are respectively connected to the inner top of the protective cover (210), and the two abutting plates (242) are respectively connected to the bottom ends of the corresponding springs (241).

7. The high-power automatic-resetting magnetic latching relay according to claim 1, characterized by further comprising two heat dissipation assemblies (30), wherein each of the two heat dissipation assemblies (30) comprises an L-shaped metal heat sink (310) and a silicon rubber pad (320).

8. The high-power automatic-resetting magnetic latching relay according to claim 7, wherein the two L-shaped metal heat dissipation fins (310) are respectively connected to two side walls of the protective cover (210) in a penetrating manner, and the two silica gel pads (320) are adhered to the outer walls of the corresponding L-shaped metal heat dissipation fins (310).

9. The high-power automatic reset magnetic latching relay according to claim 1, characterized in that the front end of the protective cover (210) is hinged with a door body (250), and a sealing rubber strip tightly attached to the protective cover (210) is adhered to the periphery of the rear wall of the door body (250).

10. The high-power automatic reset magnetic latching relay as claimed in claim 1, wherein a threading hole is formed at the bottom of the protective cover (210), and a polyurethane rubber ring is adhered to the inner wall of the threading hole.