CN218826869U - Reinforced insulation type electromagnetic relay - Google Patents
Reinforced insulation type electromagnetic relay Download PDFInfo
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- CN218826869U CN218826869U CN202222585900.XU CN202222585900U CN218826869U CN 218826869 U CN218826869 U CN 218826869U CN 202222585900 U CN202222585900 U CN 202222585900U CN 218826869 U CN218826869 U CN 218826869U
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Abstract
The utility model discloses a strengthen insulating formula electromagnetic relay, including electromagnetic system and load system, electromagnetic system includes skeleton, coil, iron core and yoke, the coil is coiled on the skeleton, the iron core is worn to be equipped with in the skeleton, the yoke sets up in coil one side, be equipped with first insulation piece between yoke and the coil, first insulation piece joint is in on the skeleton; load system includes the movable spring subassembly, sets up the quiet spring subassembly that uses with the movable spring subassembly cooperation on the skeleton, quiet spring subassembly is located one side of skeleton, the coil with be equipped with the second insulating piece between the quiet spring subassembly, the second insulating piece be used for with quiet spring subassembly with the coil is isolated, the second insulating piece joint is in on the skeleton. Effectively increase relay electromagnetic system and load system creepage distance, make the relay can satisfy higher insulating requirement, eliminate the hidden danger because of the not enough bringing of safe distance to satisfy the safety demand on the market.
Description
Technical Field
The utility model relates to a relay field especially relates to an strengthen insulating formula electromagnetic relay.
Background
An electromagnetic Relay (Relay), an electronic control device, has a control system (also called input loop) and a controlled system (also called output loop), is usually applied to an automatic control circuit, and actually is an automatic switch for controlling a larger current with a smaller current. Therefore, the circuit plays the roles of automatic regulation, safety protection, circuit conversion and the like.
The general structure of the power/electromagnetic relay consists of a coil (a framework + a copper wire), a yoke, an armature, a contact and the like, and the electromagnetic system of the relay is set to have a safe distance with a load system. If the relay which is lower than the standard value is used, the short circuit probability between the electromagnetic system of the relay and a load system circuit can be increased under the environment, and serious people can cause fire disasters, so that relevant safety provisions are made for the use country of the relay, wherein the insulation voltage is relevant and important, and relevant standard file requirements of insulation distance are provided for the used materials, so that certain requirements and limitations are provided for the environment of the use field of the relay by the insulation distance.
In the state of the art standards for electrical products, the terms "creepage distance" and "electrical clearance" are used, which are the term for the connection between two parallel insulating materials, which may be present between solid or gaseous insulation. The following creepage and clearance distances are collectively referred to as the safety distance.
The electrical gap is then "the shortest distance between two conductive members or one conductive member and the accessible surface of the appliance". When the air gap between different live parts or between a live part and the ground is small to a certain extent, the air medium will be broken down under the action of the electric field, and the insulation will fail or temporarily fail, so that the air between the two conductive parts should maintain a safe distance such that no breakdown will occur, which is the electrical gap.
The creepage distance is in fact a boundary plane, an important feature of which is that the distance between the two conductors should be determined according to the insulating material of the weakest rated electrical strength, across two materials of distinct rated electrical strength (withstand voltage value per unit distance). Since the rated electrical strength of air is generally the weakest, the creepage distance between the two conductors should be determined according to the space.
Because the electromagnetic relay in the prior art is unreasonable in structural design, the electromagnetic relay is easy to be damaged by short circuit due to insufficient safety distance, and the safety is insufficient.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide an strengthen insulating formula electromagnetic relay effectively increases relay electromagnetic system and load system creepage distance, makes the relay can satisfy higher insulating requirement, eliminates the hidden danger of bringing because of the safety distance is not enough to satisfy the safety demand on the market.
The purpose of the utility model is realized by adopting the following technical scheme:
a reinforced insulation type electromagnetic relay comprises an electromagnetic system and a load system, wherein the electromagnetic system comprises a framework, a coil, an iron core and a yoke, the coil is wound on the framework, the iron core penetrates through the framework, the yoke is arranged on one side of the coil, a first insulation sheet is arranged between the yoke and the coil, and the first insulation sheet is clamped on the framework; load system includes the movable spring subassembly, sets up the quiet spring subassembly that uses with the movable spring subassembly cooperation on the skeleton, quiet spring subassembly is located one side of skeleton, the coil with be equipped with the second insulating piece between the quiet spring subassembly, the second insulating piece be used for with quiet spring subassembly with the coil is isolated, the second insulating piece joint is in on the skeleton.
Furthermore, a first clamping groove is formed in the framework, a first clamping portion matched with the first clamping groove is arranged on the first insulating sheet, and the first clamping portion is clamped and inserted in the first clamping groove.
Furthermore, a second clamping groove is formed in the framework, a second clamping portion matched with the second clamping groove is arranged on the second insulating sheet, and the second clamping portion is clamped and connected in the second clamping groove in an inserting mode.
Further, the first insulating sheet comprises a first insulating body, the left side and the right side of the first insulating body are respectively provided with a first longitudinal clamping portion along the vertical direction of the first insulating body, the upper end and the lower end of the first longitudinal clamping portion are respectively and vertically provided with a protruding portion, and the protruding portions form the first clamping portions; the protruding portion and the first longitudinal clamping portion are located on two sides of the first insulating body respectively.
Furthermore, a groove for accommodating the yoke iron is enclosed between the two first longitudinal clamping parts and the first insulating body.
Further, the second insulating sheet includes second insulator, the left and right sides of second insulator is equipped with the vertical joint portion of second respectively along its vertical direction, the vertical isolated portion of second is kept away from one side of second insulator is equipped with the vertical joint portion of third along its vertical direction, just second insulator, the vertical joint portion of second and the combination of the vertical joint portion of third form and make the quiet spring subassembly with the isolated insulation system of coil.
Furthermore, the second longitudinal clamping portion and the third longitudinal clamping portion are of L-shaped structures.
Furthermore, a protruding portion is arranged at the top of the second insulating body, and a third clamping groove matched with the protruding portion is formed in the framework.
Furthermore, the second insulating body, the second longitudinal clamping portion, the third longitudinal clamping portion and the protruding portion are of an integral structure.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model discloses in, through set up the first insulation piece between yoke and coil, increased the insulation distance between coil and the yoke, and the coil with set up the second insulating piece between the quiet spring subassembly, can keep apart electromagnetic system and load system, effectively increased electromagnetic system and load system's safe distance, improved the insulation level of relay, make the relay can satisfy higher insulating requirement, eliminate the hidden danger because of the safe distance is not enough to bring, thereby satisfy the national compulsory standard and improve market application safety guarantee. The utility model discloses simple structure ensures that the relay uses under the environment of family's electricity and other to the high requirement of insulating properties, ensures that the effect and the work of relay are not influenced.
Drawings
Fig. 1 is one of schematic diagrams of an enhanced insulation electromagnetic relay provided by the present invention;
fig. 2 is a second schematic diagram of an electromagnetic relay with enhanced insulation according to the present invention, in which a first insulating sheet is not shown;
fig. 3 is a third schematic diagram of an enhanced insulation electromagnetic relay according to the present invention;
fig. 4 is a fourth schematic diagram of the reinforced insulation type electromagnetic relay provided by the present invention, in which a second insulation sheet is not shown;
fig. 5 is a schematic diagram of a first insulating sheet of a reinforced insulating electromagnetic relay according to the present invention;
fig. 6 is a schematic diagram of a second insulating sheet of the reinforced insulating electromagnetic relay according to the present invention;
in the figure: 11. a framework; 110. a first card slot; 111. a second card slot; 112. a third card slot; 12. a coil; 13. an iron core; 14. a yoke; 21. a movable spring assembly; 22. a static spring assembly; 3. a first insulating sheet; 31. a first insulating body; 32. a first longitudinal clamping part; 33. a protrusion; 34. a groove; 4. a second insulating sheet; 41. a second insulating body; 42. a second longitudinal clamping part; 43. a third longitudinal clamping part; 44. a projection.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "horizontal", "vertical", "top", "inner", "outer", 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 simplicity of description, and 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," "one," "another," and the like are used to distinguish similar elements, and these terms and other similar terms are not intended to limit the scope of the present invention.
In the description of the present invention, it should be noted that unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through both elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art. Corresponding reference numbers are used throughout the drawings for identical or corresponding elements (e.g., elements identified as "1XX" and "2XX" are structurally identical and functionally similar).
As shown in fig. 1-6, for the utility model provides a strengthen insulating formula electromagnetic relay, including electromagnetic system and load system, electromagnetic system includes skeleton 11, coil 12, iron core 13 and yoke 14, coil 12 is convoluteed on skeleton 11, iron core 13 is worn to be equipped with inside skeleton 11, yoke 14 sets up in coil 12 one side, be equipped with first insulating sheet 3 between yoke 14 and the coil 12, first insulating sheet 3 joint is in on skeleton 11; load system includes movable spring subassembly 21, sets up on skeleton 11 and the quiet spring subassembly 22 that uses with movable spring subassembly 21 cooperation, quiet spring subassembly 22 is located one side of skeleton 11, coil 12 with be equipped with second insulating piece 4 between quiet spring subassembly 22, second insulating piece 4 be used for with quiet spring subassembly 22 with coil 12 is isolated, 4 joints of second insulating piece are in on the skeleton 11.
The utility model discloses in, through set up first insulation piece 3 between yoke 14 and coil 12, increased the insulation distance between coil 12 and the yoke 14, and at coil 12 with set up second insulating piece 4 between the quiet spring subassembly 22, isolated electromagnetic system and load system, effectively increased electromagnetic system and load system's safe distance, improved the insulation level of relay, made the relay can satisfy higher insulating requirement, eliminated because of the not enough hidden danger that brings of safe distance to satisfy the national compulsory standard and improve market application safety guarantee. The utility model discloses simple structure ensures that the relay uses under the environment of family's electricity and other to the high requirement of insulating properties, ensures that the effect and the work of relay are not influenced.
Preferably, a first clamping groove 110 is formed in the framework 11, the first insulating sheet 3 is provided with a first clamping portion matched with the first clamping groove 110, and the first clamping portion is clamped and inserted in the first clamping groove 110. With the help of the cooperation of the first clamping groove 110 and the first clamping portion, the first insulating sheet 3 is quickly and accurately installed on the framework 11, and the installation efficiency and the installation yield of the first insulating sheet and the framework are improved.
Preferably, a second clamping groove 111 is formed in the framework 11, a second clamping portion matched with the second clamping groove 111 is arranged on the second insulating sheet 4, and the second clamping portion is clamped and inserted in the second clamping groove 111. With the help of the cooperation of second draw-in groove 111 and second joint portion for second insulating piece 4 is installed on skeleton 11 fast accurately, promotes installation effectiveness and installation yield between them.
Preferably, the first insulating sheet 3 includes a first insulating body 31, the left and right sides of the first insulating body 31 are respectively provided with a first longitudinal clamping portion 32 along the vertical direction thereof, the upper and lower ends of the first longitudinal clamping portion 32 are respectively vertically provided with a protruding portion 33, and the protruding portions 33 form the first clamping portions; the protruding portion 33 and the first longitudinal clamping portion 32 are respectively located at two sides of the first insulating body 31. Through the setting of first vertical joint portion 32, can further strengthen the insulating distance between yoke 14 and the coil 12, further improve the insulating properties of relay.
Preferably, two first longitudinal clamping portions 32 and the first insulating body 31 enclose a groove 34 therebetween for accommodating the yoke 14. By housing the yoke 14 within the recess 34, the volume of the relay is advantageously reduced.
Preferably, the second insulating sheet 4 includes a second insulating body 41, the left and right sides of the second insulating body 41 are respectively provided with a second longitudinal clamping portion 42 along the vertical direction thereof, one side of the second longitudinal insulating portion, which is far away from the second insulating body 41, is provided with a third longitudinal clamping portion 43 along the vertical direction thereof, and the second insulating body 41, the second longitudinal clamping portion 42 and the third longitudinal clamping portion 43 are combined to form an insulating structure capable of isolating the static spring assembly 22 from the coil 12. The insulating distance between the static spring assembly 22 and the coil 12 can be further enhanced through the arrangement of the second insulating body 41, the second longitudinal clamping portion 42 and the third longitudinal clamping portion 43, and the insulating property of the relay is further improved.
Preferably, the second longitudinal clamping portion 42 and the third longitudinal clamping portion 43 are in an L-shaped structure. In this embodiment, the second fastening portion is formed at the bottom end of the second longitudinal fastening portion 42 and the bottom end of the third longitudinal fastening portion 43, and the second slot 111 is an L-shaped structure.
Preferably, a protrusion 44 is disposed on the top of the second insulating body 41, and the frame 11 is provided with a third slot 112 matching with the protrusion 44. Through the arrangement of the protruding portion 44 and the third clamping groove 112, the stability of the connection between the second insulation sheet 4 and the framework 11 is improved.
Preferably, the second insulating body 41, the second longitudinal clamping portion 42, the third longitudinal clamping portion 43 and the protruding portion 44 are of an integral structure.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.
Claims (9)
1. The reinforced insulation type electromagnetic relay is characterized by comprising an electromagnetic system and a load system, wherein the electromagnetic system comprises a framework (11), a coil (12), an iron core (13) and a yoke (14), the coil (12) is wound on the framework (11), the iron core (13) penetrates through the framework (11), the yoke (14) is arranged on one side of the coil (12), a first insulating sheet (3) is arranged between the yoke (14) and the coil (12), and the first insulating sheet (3) is clamped on the framework (11); load system includes movable spring subassembly (21), sets up quiet spring subassembly (22) that uses with movable spring subassembly (21) cooperation on skeleton (11), quiet spring subassembly (22) are located one side of skeleton (11), coil (12) with be equipped with second insulating piece (4) between quiet spring subassembly (22), second insulating piece (4) be used for with quiet spring subassembly (22) with coil (12) are isolated, second insulating piece (4) joint is in on skeleton (11).
2. A reinforced insulation type electromagnetic relay as claimed in claim 1, wherein said frame (11) is provided with a first engaging groove (110), said first insulating sheet (3) is provided with a first engaging portion engaged with said first engaging groove (110), and said first engaging portion is engaged with said first engaging groove (110).
3. A reinforced insulation type electromagnetic relay as claimed in claim 1, wherein said frame (11) is provided with a second slot (111), said second insulation sheet (4) is provided with a second engaging portion engaged with said second slot (111), said second engaging portion is engaged with said second slot (111).
4. A reinforced insulation type electromagnetic relay according to claim 2, wherein said first insulating sheet (3) comprises a first insulating body (31), the left and right sides of said first insulating body (31) are respectively provided with a first longitudinal clamping portion (32) along the vertical direction thereof, the upper and lower ends of said first longitudinal clamping portion (32) are respectively vertically provided with a protruding portion (33), said protruding portion (33) forms said first clamping portion; the protruding portion (33) and the first longitudinal clamping portion (32) are located on two sides of the first insulating body (31) respectively.
5. A reinforced insulated electromagnetic relay according to claim 4, characterized in that a recess (34) for accommodating the yoke (14) is enclosed between the two first longitudinal snap-in parts (32) and the first insulating body (31).
6. A reinforced insulation type electromagnetic relay according to claim 1, wherein said second insulation sheet (4) comprises a second insulation body (41), said second insulation body (41) is provided with second longitudinal engaging portions (42) along its vertical direction at its left and right sides, said second longitudinal insulating portion is provided with a third longitudinal engaging portion (43) along its vertical direction at a side away from said second insulation body (41), and said second insulation body (41), said second longitudinal engaging portion (42) and said third longitudinal engaging portion (43) are combined to form an insulation structure capable of isolating said static spring assembly (22) from said coil (12).
7. A reinforced insulation type electromagnetic relay according to claim 6, characterized in that the second longitudinal clamping portion (42) and the third longitudinal clamping portion (43) are L-shaped.
8. A reinforced insulated electromagnetic relay according to claim 6, characterized in that the second insulating body (41) is provided with a protrusion (44) at the top and the bobbin (11) is provided with a third slot (112) for engaging with the protrusion (44).
9. A reinforced insulated electromagnetic relay according to claim 8, characterized in that the second insulating body (41), the second longitudinal snap-in part (42), the third longitudinal snap-in part (43) and the protruding part (44) are of an integral structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222585900.XU CN218826869U (en) | 2022-09-28 | 2022-09-28 | Reinforced insulation type electromagnetic relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222585900.XU CN218826869U (en) | 2022-09-28 | 2022-09-28 | Reinforced insulation type electromagnetic relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218826869U true CN218826869U (en) | 2023-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222585900.XU Active CN218826869U (en) | 2022-09-28 | 2022-09-28 | Reinforced insulation type electromagnetic relay |
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| CN (1) | CN218826869U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117832014A (en) * | 2024-01-19 | 2024-04-05 | 宁波福特继电器有限公司 | Relay device |
-
2022
- 2022-09-28 CN CN202222585900.XU patent/CN218826869U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117832014A (en) * | 2024-01-19 | 2024-04-05 | 宁波福特继电器有限公司 | Relay device |
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